OpenCores

/trace.c

0,0 → 1,346

trace.c Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: fpu.h =================================================================== --- fpu.h (nonexistent) +++ fpu.h (revision 842) @@ -0,0 +1,29 @@ +/* fpu.h --- FPU emulator for stand-alone RX simulator. + +Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc. +Contributed by Red Hat, Inc. + +This file is part of the GNU simulators. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + +typedef unsigned int fp_t; + +extern fp_t rxfp_add (fp_t fa, fp_t fb); +extern fp_t rxfp_sub (fp_t fa, fp_t fb); +extern fp_t rxfp_mul (fp_t fa, fp_t fb); +extern fp_t rxfp_div (fp_t fa, fp_t fb); +extern void rxfp_cmp (fp_t fa, fp_t fb); +extern long rxfp_ftoi (fp_t fa, int round_mode); +extern fp_t rxfp_itof (long fa, int round_mode);

fpu.h Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: misc.h =================================================================== --- misc.h (nonexistent) +++ misc.h (revision 842) @@ -0,0 +1,25 @@ +/* misc.h --- interface to miscellaneous utility functions for RX simulator. + +Copyright (C) 2005, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. +Contributed by Red Hat, Inc. + +This file is part of the GNU simulators. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + + +int bcd2int (int bcd, int w); +int int2bcd (int val, int w); + +char *comma (unsigned int u);

misc.h Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: configure =================================================================== --- configure (nonexistent) +++ configure (revision 842) @@ -0,0 +1,5876 @@ +#! /bin/sh +# Guess values for system-dependent variables and create Makefiles. +# Generated by GNU Autoconf 2.64. +# +# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, +# 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software +# Foundation, Inc. +# +# This configure script is free software; the Free Software Foundation +# gives unlimited permission to copy, distribute and modify it. +## -------------------- ## +## M4sh Initialization. ## +## -------------------- ## + +# Be more Bourne compatible +DUALCASE=1; export DUALCASE # for MKS sh +if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which + # is contrary to our usage. Disable this feature. + alias -g '${1+"$@"}'='"$@"' + setopt NO_GLOB_SUBST +else + case `(set -o) 2>/dev/null` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; +esac +fi + + +as_nl=' +' +export as_nl +# Printing a long string crashes Solaris 7 /usr/bin/printf. +as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo +# Prefer a ksh shell builtin over an external printf program on Solaris, +# but without wasting forks for bash or zsh. +if test -z "$BASH_VERSION$ZSH_VERSION" \ + && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='print -r --' + as_echo_n='print -rn --' +elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='printf %s\n' + as_echo_n='printf %s' +else + if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then + as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"' + as_echo_n='/usr/ucb/echo -n' + else + as_echo_body='eval expr "X$1" : "X\$.*\$"' + as_echo_n_body='eval + arg=$1; + case $arg in #( + *"$as_nl"*) + expr "X$arg" : "X\$.*\$$as_nl"; + arg=`expr "X$arg" : ".*$as_nl\$.*\$"`;; + esac; + expr "X$arg" : "X\$.*\$" | tr -d "$as_nl" + ' + export as_echo_n_body + as_echo_n='sh -c $as_echo_n_body as_echo' + fi + export as_echo_body + as_echo='sh -c $as_echo_body as_echo' +fi + +# The user is always right. +if test "${PATH_SEPARATOR+set}" != set; then + PATH_SEPARATOR=: + (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && { + (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 || + PATH_SEPARATOR=';' + } +fi + + +# IFS +# We need space, tab and new line, in precisely that order. Quoting is +# there to prevent editors from complaining about space-tab. +# (If _AS_PATH_WALK were called with IFS unset, it would disable word +# splitting by setting IFS to empty value.) +IFS=" "" $as_nl" + +# Find who we are. Look in the path if we contain no directory separator. +case $0 in #(( + *[\\/]* ) as_myself=$0 ;; + *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break + done +IFS=$as_save_IFS + + ;; +esac +# We did not find ourselves, most probably we were run as `sh COMMAND' +# in which case we are not to be found in the path. +if test "x$as_myself" = x; then + as_myself=$0 +fi +if test ! -f "$as_myself"; then + $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2 + exit 1 +fi + +# Unset variables that we do not need and which cause bugs (e.g. in +# pre-3.0 UWIN ksh). But do not cause bugs in bash 2.01; the "|| exit 1" +# suppresses any "Segmentation fault" message there. '((' could +# trigger a bug in pdksh 5.2.14. +for as_var in BASH_ENV ENV MAIL MAILPATH +do eval test x\${$as_var+set} = xset \ + && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || : +done +PS1='$ ' +PS2='> ' +PS4='+ ' + +# NLS nuisances. +LC_ALL=C +export LC_ALL +LANGUAGE=C +export LANGUAGE + +# CDPATH. +(unset CDPATH) >/dev/null 2>&1 && unset CDPATH + +if test "x$CONFIG_SHELL" = x; then + as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which + # is contrary to our usage. Disable this feature. + alias -g '\${1+\"\$@\"}'='\"\$@\"' + setopt NO_GLOB_SUBST +else + case \`(set -o) 2>/dev/null\` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; +esac +fi +" + as_required="as_fn_return () { (exit \$1); } +as_fn_success () { as_fn_return 0; } +as_fn_failure () { as_fn_return 1; } +as_fn_ret_success () { return 0; } +as_fn_ret_failure () { return 1; } + +exitcode=0 +as_fn_success || { exitcode=1; echo as_fn_success failed.; } +as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; } +as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; } +as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; } +if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then : + +else + exitcode=1; echo positional parameters were not saved. +fi +test x\$exitcode = x0 || exit 1" + as_suggested=" as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO + as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO + eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" && + test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1 +test \$(( 1 + 1 )) = 2 || exit 1" + if (eval "$as_required") 2>/dev/null; then : + as_have_required=yes +else + as_have_required=no +fi + if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then : + +else + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +as_found=false +for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + as_found=: + case $as_dir in #( + /*) + for as_base in sh bash ksh sh5; do + # Try only shells that exist, to save several forks. + as_shell=$as_dir/$as_base + if { test -f "$as_shell" || test -f "$as_shell.exe"; } && + { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then : + CONFIG_SHELL=$as_shell as_have_required=yes + if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then : + break 2 +fi +fi + done;; + esac + as_found=false +done +$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } && + { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then : + CONFIG_SHELL=$SHELL as_have_required=yes +fi; } +IFS=$as_save_IFS + + + if test "x$CONFIG_SHELL" != x; then : + # We cannot yet assume a decent shell, so we have to provide a + # neutralization value for shells without unset; and this also + # works around shells that cannot unset nonexistent variables. + BASH_ENV=/dev/null + ENV=/dev/null + (unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV + export CONFIG_SHELL + exec "$CONFIG_SHELL" "$as_myself" ${1+"$@"} +fi + + if test x$as_have_required = xno; then : + $as_echo "$0: This script requires a shell more modern than all" + $as_echo "$0: the shells that I found on your system." + if test x${ZSH_VERSION+set} = xset ; then + $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should" + $as_echo "$0: be upgraded to zsh 4.3.4 or later." + else + $as_echo "$0: Please tell bug-autoconf@gnu.org about your system, +$0: including any error possibly output before this +$0: message. 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" >&6; } +if test "${ac_cv_target+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "x$target_alias" = x; then + ac_cv_target=$ac_cv_host +else + ac_cv_target=`$SHELL "$ac_aux_dir/config.sub" $target_alias` || + as_fn_error "$SHELL $ac_aux_dir/config.sub $target_alias failed" "$LINENO" 5 +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_target" >&5 +$as_echo "$ac_cv_target" >&6; } +case $ac_cv_target in +*-*-*) ;; +*) as_fn_error "invalid value of canonical target" "$LINENO" 5;; +esac +target=$ac_cv_target +ac_save_IFS=$IFS; IFS='-' +set x $ac_cv_target +shift +target_cpu=$1 +target_vendor=$2 +shift; shift +# Remember, the first character of IFS is used to create $*, +# except with old shells: +target_os=$* +IFS=$ac_save_IFS +case $target_os in *\ *) target_os=`echo "$target_os" | sed 's/ /-/g'`;; esac + + +# The aliases save the names the user supplied, while $host etc. +# will get canonicalized. +test -n "$target_alias" && + test "$program_prefix$program_suffix$program_transform_name" = \ + NONENONEs,x,x, && + program_prefix=${target_alias}- + +test "$program_prefix" != NONE && + program_transform_name="s&^&$program_prefix&;$program_transform_name" +# Use a double $ so make ignores it. +test "$program_suffix" != NONE && + program_transform_name="s&\$&$program_suffix&;$program_transform_name" +# Double any \ or $. +# By default was `s,x,x', remove it if useless. +ac_script='s/[\\$]/&&/g;s/;s,x,x,$//' +program_transform_name=`$as_echo "$program_transform_name" | sed "$ac_script"` + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args. +set dummy ${ac_tool_prefix}gcc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if test "${ac_cv_prog_CC+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then + ac_cv_prog_CC="${ac_tool_prefix}gcc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_CC"; then + ac_ct_CC=$CC + # Extract the first word of "gcc", so it can be a program name with args. +set dummy gcc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if test "${ac_cv_prog_ac_ct_CC+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then + ac_cv_prog_ac_ct_CC="gcc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 +$as_echo "$ac_ct_CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_CC" = x; then + CC="" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + CC=$ac_ct_CC + fi +else + CC="$ac_cv_prog_CC" +fi + +if test -z "$CC"; then + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args. +set dummy ${ac_tool_prefix}cc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if test "${ac_cv_prog_CC+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then + ac_cv_prog_CC="${ac_tool_prefix}cc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + fi +fi +if test -z "$CC"; then + # Extract the first word of "cc", so it can be a program name with args. +set dummy cc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if test "${ac_cv_prog_CC+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else + ac_prog_rejected=no +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then + if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then + ac_prog_rejected=yes + continue + fi + ac_cv_prog_CC="cc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +if test $ac_prog_rejected = yes; then + # We found a bogon in the path, so make sure we never use it. + set dummy $ac_cv_prog_CC + shift + if test $# != 0; then + # We chose a different compiler from the bogus one. + # However, it has the same basename, so the bogon will be chosen + # first if we set CC to just the basename; use the full file name. + shift + ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@" + fi +fi +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$CC"; then + if test -n "$ac_tool_prefix"; then + for ac_prog in cl.exe + do + # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args. +set dummy $ac_tool_prefix$ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if test "${ac_cv_prog_CC+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then + ac_cv_prog_CC="$ac_tool_prefix$ac_prog" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + test -n "$CC" && break + done +fi +if test -z "$CC"; then + ac_ct_CC=$CC + for ac_prog in cl.exe +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if test "${ac_cv_prog_ac_ct_CC+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then + ac_cv_prog_ac_ct_CC="$ac_prog" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 +$as_echo "$ac_ct_CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + test -n "$ac_ct_CC" && break +done + + if test "x$ac_ct_CC" = x; then + CC="" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + CC=$ac_ct_CC + fi +fi + +fi + + +test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error "no acceptable C compiler found in \$PATH +See \`config.log' for more details." "$LINENO" 5; } + +# Provide some information about the compiler. +$as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5 +set X $ac_compile +ac_compiler=$2 +for ac_option in --version -v -V -qversion; do + { { ac_try="$ac_compiler $ac_option >&5" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_compiler $ac_option >&5") 2>conftest.err + ac_status=$? + if test -s conftest.err; then + sed '10a\ +... rest of stderr output deleted ... + 10q' conftest.err >conftest.er1 + cat conftest.er1 >&5 + rm -f conftest.er1 conftest.err + fi + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } +done + +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +ac_clean_files_save=$ac_clean_files +ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out conftest.out" +# Try to create an executable without -o first, disregard a.out. +# It will help us diagnose broken compilers, and finding out an intuition +# of exeext. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5 +$as_echo_n "checking for C compiler default output file name... " >&6; } +ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'` + +# The possible output files: +ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*" + +ac_rmfiles= +for ac_file in $ac_files +do + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;; + * ) ac_rmfiles="$ac_rmfiles $ac_file";; + esac +done +rm -f $ac_rmfiles + +if { { ac_try="$ac_link_default" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_link_default") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then : + # Autoconf-2.13 could set the ac_cv_exeext variable to `no'. +# So ignore a value of `no', otherwise this would lead to `EXEEXT = no' +# in a Makefile. We should not override ac_cv_exeext if it was cached, +# so that the user can short-circuit this test for compilers unknown to +# Autoconf. +for ac_file in $ac_files '' +do + test -f "$ac_file" || continue + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) + ;; + [ab].out ) + # We found the default executable, but exeext='' is most + # certainly right. + break;; + *.* ) + if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no; + then :; else + ac_cv_exeext=`expr "$ac_file" : '[^.]*$\..*$'` + fi + # We set ac_cv_exeext here because the later test for it is not + # safe: cross compilers may not add the suffix if given an `-o' + # argument, so we may need to know it at that point already. + # Even if this section looks crufty: it has the advantage of + # actually working. + break;; + * ) + break;; + esac +done +test "$ac_cv_exeext" = no && ac_cv_exeext= + +else + ac_file='' +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5 +$as_echo "$ac_file" >&6; } +if test -z "$ac_file"; then : + $as_echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +{ as_fn_set_status 77 +as_fn_error "C compiler cannot create executables +See \`config.log' for more details." "$LINENO" 5; }; } +fi +ac_exeext=$ac_cv_exeext + +# Check that the compiler produces executables we can run. If not, either +# the compiler is broken, or we cross compile. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5 +$as_echo_n "checking whether the C compiler works... " >&6; } +# If not cross compiling, check that we can run a simple program. +if test "$cross_compiling" != yes; then + if { ac_try='./$ac_file' + { { case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_try") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; }; then + cross_compiling=no + else + if test "$cross_compiling" = maybe; then + cross_compiling=yes + else + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error "cannot run C compiled programs. +If you meant to cross compile, use \`--host'. +See \`config.log' for more details." "$LINENO" 5; } + fi + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + +rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out conftest.out +ac_clean_files=$ac_clean_files_save +# Check that the compiler produces executables we can run. If not, either +# the compiler is broken, or we cross compile. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5 +$as_echo_n "checking whether we are cross compiling... " >&6; } +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5 +$as_echo "$cross_compiling" >&6; } + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5 +$as_echo_n "checking for suffix of executables... " >&6; } +if { { ac_try="$ac_link" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_link") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then : + # If both `conftest.exe' and `conftest' are `present' (well, observable) +# catch `conftest.exe'. For instance with Cygwin, `ls conftest' will +# work properly (i.e., refer to `conftest.exe'), while it won't with +# `rm'. +for ac_file in conftest.exe conftest conftest.*; do + test -f "$ac_file" || continue + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;; + *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*$\..*$'` + break;; + * ) break;; + esac +done +else + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error "cannot compute suffix of executables: cannot compile and link +See \`config.log' for more details." "$LINENO" 5; } +fi +rm -f conftest$ac_cv_exeext +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5 +$as_echo "$ac_cv_exeext" >&6; } + +rm -f conftest.$ac_ext +EXEEXT=$ac_cv_exeext +ac_exeext=$EXEEXT +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5 +$as_echo_n "checking for suffix of object files... " >&6; } +if test "${ac_cv_objext+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +rm -f conftest.o conftest.obj +if { { ac_try="$ac_compile" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_compile") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then : + for ac_file in conftest.o conftest.obj conftest.*; do + test -f "$ac_file" || continue; + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM ) ;; + *) ac_cv_objext=`expr "$ac_file" : '.*\.$.*$'` + break;; + esac +done +else + $as_echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error "cannot compute suffix of object files: cannot compile +See \`config.log' for more details." "$LINENO" 5; } +fi +rm -f conftest.$ac_cv_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5 +$as_echo "$ac_cv_objext" >&6; } +OBJEXT=$ac_cv_objext +ac_objext=$OBJEXT +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5 +$as_echo_n "checking whether we are using the GNU C compiler... " >&6; } +if test "${ac_cv_c_compiler_gnu+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ +#ifndef __GNUC__ + choke me +#endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_compiler_gnu=yes +else + ac_compiler_gnu=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +ac_cv_c_compiler_gnu=$ac_compiler_gnu + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5 +$as_echo "$ac_cv_c_compiler_gnu" >&6; } +if test $ac_compiler_gnu = yes; then + GCC=yes +else + GCC= +fi +ac_test_CFLAGS=${CFLAGS+set} +ac_save_CFLAGS=$CFLAGS +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5 +$as_echo_n "checking whether $CC accepts -g... " >&6; } +if test "${ac_cv_prog_cc_g+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_save_c_werror_flag=$ac_c_werror_flag + ac_c_werror_flag=yes + ac_cv_prog_cc_g=no + CFLAGS="-g" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_prog_cc_g=yes +else + CFLAGS="" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + +else + ac_c_werror_flag=$ac_save_c_werror_flag + CFLAGS="-g" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_prog_cc_g=yes +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag=$ac_save_c_werror_flag +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5 +$as_echo "$ac_cv_prog_cc_g" >&6; } +if test "$ac_test_CFLAGS" = set; then + CFLAGS=$ac_save_CFLAGS +elif test $ac_cv_prog_cc_g = yes; then + if test "$GCC" = yes; then + CFLAGS="-g -O2" + else + CFLAGS="-g" + fi +else + if test "$GCC" = yes; then + CFLAGS="-O2" + else + CFLAGS= + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5 +$as_echo_n "checking for $CC option to accept ISO C89... " >&6; } +if test "${ac_cv_prog_cc_c89+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_cv_prog_cc_c89=no +ac_save_CC=$CC +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include +#include +#include +/* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */ +struct buf { int x; }; +FILE * (*rcsopen) (struct buf *, struct stat *, int); +static char *e (p, i) + char **p; + int i; +{ + return p[i]; +} +static char *f (char * (*g) (char **, int), char **p, ...) +{ + char *s; + va_list v; + va_start (v,p); + s = g (p, va_arg (v,int)); + va_end (v); + return s; +} + +/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default. It has + function prototypes and stuff, but not '\xHH' hex character constants. + These don't provoke an error unfortunately, instead are silently treated + as 'x'. The following induces an error, until -std is added to get + proper ANSI mode. Curiously '\x00'!='x' always comes out true, for an + array size at least. It's necessary to write '\x00'==0 to get something + that's true only with -std. */ +int osf4_cc_array ['\x00' == 0 ? 1 : -1]; + +/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters + inside strings and character constants. */ +#define FOO(x) 'x' +int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1]; + +int test (int i, double x); +struct s1 {int (*f) (int a);}; +struct s2 {int (*f) (double a);}; +int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int); +int argc; +char **argv; +int +main () +{ +return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]; + ; + return 0; +} +_ACEOF +for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \ + -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__" +do + CC="$ac_save_CC $ac_arg" + if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_prog_cc_c89=$ac_arg +fi +rm -f core conftest.err conftest.$ac_objext + test "x$ac_cv_prog_cc_c89" != "xno" && break +done +rm -f conftest.$ac_ext +CC=$ac_save_CC + +fi +# AC_CACHE_VAL +case "x$ac_cv_prog_cc_c89" in + x) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5 +$as_echo "none needed" >&6; } ;; + xno) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5 +$as_echo "unsupported" >&6; } ;; + *) + CC="$CC $ac_cv_prog_cc_c89" + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5 +$as_echo "$ac_cv_prog_cc_c89" >&6; } ;; +esac +if test "x$ac_cv_prog_cc_c89" != xno; then : + +fi + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + +# Find a good install program. We prefer a C program (faster), +# so one script is as good as another. But avoid the broken or +# incompatible versions: +# SysV /etc/install, /usr/sbin/install +# SunOS /usr/etc/install +# IRIX /sbin/install +# AIX /bin/install +# AmigaOS /C/install, which installs bootblocks on floppy discs +# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag +# AFS /usr/afsws/bin/install, which mishandles nonexistent args +# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff" +# OS/2's system install, which has a completely different semantic +# ./install, which can be erroneously created by make from ./install.sh. +# Reject install programs that cannot install multiple files. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5 +$as_echo_n "checking for a BSD-compatible install... " >&6; } +if test -z "$INSTALL"; then +if test "${ac_cv_path_install+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + # Account for people who put trailing slashes in PATH elements. +case $as_dir/ in #(( + ./ | .// | /[cC]/* | \ + /etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* | \ + ?:[\\/]os2[\\/]install[\\/]* | ?:[\\/]OS2[\\/]INSTALL[\\/]* | \ + /usr/ucb/* ) ;; + *) + # OSF1 and SCO ODT 3.0 have their own names for install. + # Don't use installbsd from OSF since it installs stuff as root + # by default. + for ac_prog in ginstall scoinst install; do + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_prog$ac_exec_ext" && $as_test_x "$as_dir/$ac_prog$ac_exec_ext"; }; then + if test $ac_prog = install && + grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then + # AIX install. It has an incompatible calling convention. + : + elif test $ac_prog = install && + grep pwplus "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then + # program-specific install script used by HP pwplus--don't use. + : + else + rm -rf conftest.one conftest.two conftest.dir + echo one > conftest.one + echo two > conftest.two + mkdir conftest.dir + if "$as_dir/$ac_prog$ac_exec_ext" -c conftest.one conftest.two "`pwd`/conftest.dir" && + test -s conftest.one && test -s conftest.two && + test -s conftest.dir/conftest.one && + test -s conftest.dir/conftest.two + then + ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c" + break 3 + fi + fi + fi + done + done + ;; +esac + + done +IFS=$as_save_IFS + +rm -rf conftest.one conftest.two conftest.dir + +fi + if test "${ac_cv_path_install+set}" = set; then + INSTALL=$ac_cv_path_install + else + # As a last resort, use the slow shell script. Don't cache a + # value for INSTALL within a source directory, because that will + # break other packages using the cache if that directory is + # removed, or if the value is a relative name. + INSTALL=$ac_install_sh + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $INSTALL" >&5 +$as_echo "$INSTALL" >&6; } + +# Use test -z because SunOS4 sh mishandles braces in ${var-val}. +# It thinks the first close brace ends the variable substitution. +test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}' + +test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}' + +test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644' + + +# Put a plausible default for CC_FOR_BUILD in Makefile. +if test "x$cross_compiling" = "xno"; then + CC_FOR_BUILD='$(CC)' +else + CC_FOR_BUILD=gcc +fi + + + + +AR=${AR-ar} + +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args. +set dummy ${ac_tool_prefix}ranlib; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if test "${ac_cv_prog_RANLIB+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$RANLIB"; then + ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then + ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +RANLIB=$ac_cv_prog_RANLIB +if test -n "$RANLIB"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5 +$as_echo "$RANLIB" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_RANLIB"; then + ac_ct_RANLIB=$RANLIB + # Extract the first word of "ranlib", so it can be a program name with args. +set dummy ranlib; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if test "${ac_cv_prog_ac_ct_RANLIB+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_RANLIB"; then + ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then + ac_cv_prog_ac_ct_RANLIB="ranlib" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB +if test -n "$ac_ct_RANLIB"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5 +$as_echo "$ac_ct_RANLIB" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_RANLIB" = x; then + RANLIB=":" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + RANLIB=$ac_ct_RANLIB + fi +else + RANLIB="$ac_cv_prog_RANLIB" +fi + + +ALL_LINGUAS= +# If we haven't got the data from the intl directory, +# assume NLS is disabled. +USE_NLS=no +LIBINTL= +LIBINTL_DEP= +INCINTL= +XGETTEXT= +GMSGFMT= +POSUB= + +if test -f ../../intl/config.intl; then + . ../../intl/config.intl +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether NLS is requested" >&5 +$as_echo_n "checking whether NLS is requested... " >&6; } +if test x"$USE_NLS" != xyes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + +$as_echo "#define ENABLE_NLS 1" >>confdefs.h + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for catalogs to be installed" >&5 +$as_echo_n "checking for catalogs to be installed... " >&6; } + # Look for .po and .gmo files in the source directory. + CATALOGS= + XLINGUAS= + for cat in $srcdir/po/*.gmo $srcdir/po/*.po; do + # If there aren't any .gmo files the shell will give us the + # literal string "../path/to/srcdir/po/*.gmo" which has to be + # weeded out. + case "$cat" in *\**) + continue;; + esac + # The quadruple backslash is collapsed to a double backslash + # by the backticks, then collapsed again by the double quotes, + # leaving us with one backslash in the sed expression (right + # before the dot that mustn't act as a wildcard). + cat=`echo $cat | sed -e "s!$srcdir/po/!!" -e "s!\\\\.po!.gmo!"` + lang=`echo $cat | sed -e "s!\\\\.gmo!!"` + # The user is allowed to set LINGUAS to a list of languages to + # install catalogs for. If it's empty that means "all of them." + if test "x$LINGUAS" = x; then + CATALOGS="$CATALOGS $cat" + XLINGUAS="$XLINGUAS $lang" + else + case "$LINGUAS" in *$lang*) + CATALOGS="$CATALOGS $cat" + XLINGUAS="$XLINGUAS $lang" + ;; + esac + fi + done + LINGUAS="$XLINGUAS" + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LINGUAS" >&5 +$as_echo "$LINGUAS" >&6; } + + + DATADIRNAME=share + + INSTOBJEXT=.mo + + GENCAT=gencat + + CATOBJEXT=.gmo + +fi + +# Check for common headers. +# FIXME: Seems to me this can cause problems for i386-windows hosts. +# At one point there were hardcoded AC_DEFINE's if ${host} = i386-*-windows*. + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5 +$as_echo_n "checking how to run the C preprocessor... " >&6; } +# On Suns, sometimes $CPP names a directory. +if test -n "$CPP" && test -d "$CPP"; then + CPP= +fi +if test -z "$CPP"; then + if test "${ac_cv_prog_CPP+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + # Double quotes because CPP needs to be expanded + for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp" + do + ac_preproc_ok=false +for ac_c_preproc_warn_flag in '' yes +do + # Use a header file that comes with gcc, so configuring glibc + # with a fresh cross-compiler works. + # Prefer to if __STDC__ is defined, since + # exists even on freestanding compilers. + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. "Syntax error" is here to catch this case. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifdef __STDC__ +# include +#else +# include +#endif + Syntax error +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + +else + # Broken: fails on valid input. +continue +fi +rm -f conftest.err conftest.$ac_ext + + # OK, works on sane cases. Now check whether nonexistent headers + # can be detected and how. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + # Broken: success on invalid input. +continue +else + # Passes both tests. +ac_preproc_ok=: +break +fi +rm -f conftest.err conftest.$ac_ext + +done +# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. +rm -f conftest.err conftest.$ac_ext +if $ac_preproc_ok; then : + break +fi + + done + ac_cv_prog_CPP=$CPP + +fi + CPP=$ac_cv_prog_CPP +else + ac_cv_prog_CPP=$CPP +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5 +$as_echo "$CPP" >&6; } +ac_preproc_ok=false +for ac_c_preproc_warn_flag in '' yes +do + # Use a header file that comes with gcc, so configuring glibc + # with a fresh cross-compiler works. + # Prefer to if __STDC__ is defined, since + # exists even on freestanding compilers. + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. "Syntax error" is here to catch this case. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifdef __STDC__ +# include +#else +# include +#endif + Syntax error +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + +else + # Broken: fails on valid input. +continue +fi +rm -f conftest.err conftest.$ac_ext + + # OK, works on sane cases. Now check whether nonexistent headers + # can be detected and how. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + # Broken: success on invalid input. +continue +else + # Passes both tests. +ac_preproc_ok=: +break +fi +rm -f conftest.err conftest.$ac_ext + +done +# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. +rm -f conftest.err conftest.$ac_ext +if $ac_preproc_ok; then : + +else + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error "C preprocessor \"$CPP\" fails sanity check +See \`config.log' for more details." "$LINENO" 5; } +fi + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5 +$as_echo_n "checking for grep that handles long lines and -e... " >&6; } +if test "${ac_cv_path_GREP+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -z "$GREP"; then + ac_path_GREP_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_prog in grep ggrep; do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext" + { test -f "$ac_path_GREP" && $as_test_x "$ac_path_GREP"; } || continue +# Check for GNU ac_path_GREP and select it if it is found. + # Check for GNU $ac_path_GREP +case `"$ac_path_GREP" --version 2>&1` in +*GNU*) + ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;; +*) + ac_count=0 + $as_echo_n 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + $as_echo 'GREP' >> "conftest.nl" + "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_GREP_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_GREP="$ac_path_GREP" + ac_path_GREP_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_GREP_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_GREP"; then + as_fn_error "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 + fi +else + ac_cv_path_GREP=$GREP +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5 +$as_echo "$ac_cv_path_GREP" >&6; } + GREP="$ac_cv_path_GREP" + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5 +$as_echo_n "checking for egrep... " >&6; } +if test "${ac_cv_path_EGREP+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if echo a | $GREP -E '(a|b)' >/dev/null 2>&1 + then ac_cv_path_EGREP="$GREP -E" + else + if test -z "$EGREP"; then + ac_path_EGREP_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_prog in egrep; do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext" + { test -f "$ac_path_EGREP" && $as_test_x "$ac_path_EGREP"; } || continue +# Check for GNU ac_path_EGREP and select it if it is found. + # Check for GNU $ac_path_EGREP +case `"$ac_path_EGREP" --version 2>&1` in +*GNU*) + ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;; +*) + ac_count=0 + $as_echo_n 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + $as_echo 'EGREP' >> "conftest.nl" + "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_EGREP_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_EGREP="$ac_path_EGREP" + ac_path_EGREP_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_EGREP_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_EGREP"; then + as_fn_error "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 + fi +else + ac_cv_path_EGREP=$EGREP +fi + + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5 +$as_echo "$ac_cv_path_EGREP" >&6; } + EGREP="$ac_cv_path_EGREP" + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5 +$as_echo_n "checking for ANSI C header files... " >&6; } +if test "${ac_cv_header_stdc+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include +#include +#include + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_header_stdc=yes +else + ac_cv_header_stdc=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +if test $ac_cv_header_stdc = yes; then + # SunOS 4.x string.h does not declare mem*, contrary to ANSI. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "memchr" >/dev/null 2>&1; then : + +else + ac_cv_header_stdc=no +fi +rm -f conftest* + +fi + +if test $ac_cv_header_stdc = yes; then + # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "free" >/dev/null 2>&1; then : + +else + ac_cv_header_stdc=no +fi +rm -f conftest* + +fi + +if test $ac_cv_header_stdc = yes; then + # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi. + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include +#if ((' ' & 0x0FF) == 0x020) +# define ISLOWER(c) ('a' <= (c) && (c) <= 'z') +# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c)) +#else +# define ISLOWER(c) \ + (('a' <= (c) && (c) <= 'i') \ + || ('j' <= (c) && (c) <= 'r') \ + || ('s' <= (c) && (c) <= 'z')) +# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c)) +#endif + +#define XOR(e, f) (((e) && !(f)) || (!(e) && (f))) +int +main () +{ + int i; + for (i = 0; i < 256; i++) + if (XOR (islower (i), ISLOWER (i)) + || toupper (i) != TOUPPER (i)) + return 2; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + +else + ac_cv_header_stdc=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5 +$as_echo "$ac_cv_header_stdc" >&6; } +if test $ac_cv_header_stdc = yes; then + +$as_echo "#define STDC_HEADERS 1" >>confdefs.h + +fi + +# On IRIX 5.3, sys/types and inttypes.h are conflicting. +for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \ + inttypes.h stdint.h unistd.h +do : + as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` +ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default +" +eval as_val=\$$as_ac_Header + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi + +done + + +for ac_header in stdlib.h string.h strings.h unistd.h time.h +do : + as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` +ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default" +eval as_val=\$$as_ac_Header + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi + +done + +for ac_header in sys/time.h sys/resource.h +do : + as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` +ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default" +eval as_val=\$$as_ac_Header + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi + +done + +for ac_header in fcntl.h fpu_control.h +do : + as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` +ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default" +eval as_val=\$$as_ac_Header + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi + +done + +for ac_header in dlfcn.h errno.h sys/stat.h +do : + as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` +ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default" +eval as_val=\$$as_ac_Header + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi + +done + +for ac_func in getrusage time sigaction __setfpucw +do : + as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` +ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" +eval as_val=\$$as_ac_var + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF + +fi +done + + +# Check for socket libraries +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for bind in -lsocket" >&5 +$as_echo_n "checking for bind in -lsocket... " >&6; } +if test "${ac_cv_lib_socket_bind+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lsocket $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char bind (); +int +main () +{ +return bind (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_socket_bind=yes +else + ac_cv_lib_socket_bind=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_socket_bind" >&5 +$as_echo "$ac_cv_lib_socket_bind" >&6; } +if test "x$ac_cv_lib_socket_bind" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_LIBSOCKET 1 +_ACEOF + + LIBS="-lsocket $LIBS" + +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for gethostbyname in -lnsl" >&5 +$as_echo_n "checking for gethostbyname in -lnsl... " >&6; } +if test "${ac_cv_lib_nsl_gethostbyname+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lnsl $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char gethostbyname (); +int +main () +{ +return gethostbyname (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_nsl_gethostbyname=yes +else + ac_cv_lib_nsl_gethostbyname=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_nsl_gethostbyname" >&5 +$as_echo "$ac_cv_lib_nsl_gethostbyname" >&6; } +if test "x$ac_cv_lib_nsl_gethostbyname" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_LIBNSL 1 +_ACEOF + + LIBS="-lnsl $LIBS" + +fi + + +# BFD conditionally uses zlib, so we must link it in if libbfd does, by +# using the same condition. + + # See if the user specified whether he wants zlib support or not. + +# Check whether --with-zlib was given. +if test "${with_zlib+set}" = set; then : + withval=$with_zlib; +else + with_zlib=auto +fi + + + if test "$with_zlib" != "no"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing zlibVersion" >&5 +$as_echo_n "checking for library containing zlibVersion... " >&6; } +if test "${ac_cv_search_zlibVersion+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_func_search_save_LIBS=$LIBS +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char zlibVersion (); +int +main () +{ +return zlibVersion (); + ; + return 0; +} +_ACEOF +for ac_lib in '' z; do + if test -z "$ac_lib"; then + ac_res="none required" + else + ac_res=-l$ac_lib + LIBS="-l$ac_lib $ac_func_search_save_LIBS" + fi + if ac_fn_c_try_link "$LINENO"; then : + ac_cv_search_zlibVersion=$ac_res +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext + if test "${ac_cv_search_zlibVersion+set}" = set; then : + break +fi +done +if test "${ac_cv_search_zlibVersion+set}" = set; then : + +else + ac_cv_search_zlibVersion=no +fi +rm conftest.$ac_ext +LIBS=$ac_func_search_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_zlibVersion" >&5 +$as_echo "$ac_cv_search_zlibVersion" >&6; } +ac_res=$ac_cv_search_zlibVersion +if test "$ac_res" != no; then : + test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" + for ac_header in zlib.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "zlib.h" "ac_cv_header_zlib_h" "$ac_includes_default" +if test "x$ac_cv_header_zlib_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_ZLIB_H 1 +_ACEOF + +fi + +done + +fi + + if test "$with_zlib" = "yes" -a "$ac_cv_header_zlib_h" != "yes"; then + as_fn_error "zlib (libz) library was explicitly requested but not found" "$LINENO" 5 + fi + fi + + +. ${srcdir}/../../bfd/configure.host + + + +USE_MAINTAINER_MODE=no +# Check whether --enable-maintainer-mode was given. +if test "${enable_maintainer_mode+set}" = set; then : + enableval=$enable_maintainer_mode; case "${enableval}" in + yes) MAINT="" USE_MAINTAINER_MODE=yes ;; + no) MAINT="#" ;; + *) as_fn_error "\"--enable-maintainer-mode does not take a value\"" "$LINENO" 5; MAINT="#" ;; +esac +if test x"$silent" != x"yes" && test x"$MAINT" = x""; then + echo "Setting maintainer mode" 6>&1 +fi +else + MAINT="#" +fi + + + +# Check whether --enable-sim-bswap was given. +if test "${enable_sim_bswap+set}" = set; then : + enableval=$enable_sim_bswap; case "${enableval}" in + yes) sim_bswap="-DWITH_BSWAP=1 -DUSE_BSWAP=1";; + no) sim_bswap="-DWITH_BSWAP=0";; + *) as_fn_error "\"--enable-sim-bswap does not take a value\"" "$LINENO" 5; sim_bswap="";; +esac +if test x"$silent" != x"yes" && test x"$sim_bswap" != x""; then + echo "Setting bswap flags = $sim_bswap" 6>&1 +fi +else + sim_bswap="" +fi + + + +# Check whether --enable-sim-cflags was given. +if test "${enable_sim_cflags+set}" = set; then : + enableval=$enable_sim_cflags; case "${enableval}" in + yes) sim_cflags="-O2 -fomit-frame-pointer";; + trace) as_fn_error "\"Please use --enable-sim-debug instead.\"" "$LINENO" 5; sim_cflags="";; + no) sim_cflags="";; + *) sim_cflags=`echo "${enableval}" | sed -e "s/,/ /g"`;; +esac +if test x"$silent" != x"yes" && test x"$sim_cflags" != x""; then + echo "Setting sim cflags = $sim_cflags" 6>&1 +fi +else + sim_cflags="" +fi + + + +# Check whether --enable-sim-debug was given. +if test "${enable_sim_debug+set}" = set; then : + enableval=$enable_sim_debug; case "${enableval}" in + yes) sim_debug="-DDEBUG=7 -DWITH_DEBUG=7";; + no) sim_debug="-DDEBUG=0 -DWITH_DEBUG=0";; + *) sim_debug="-DDEBUG='(${enableval})' -DWITH_DEBUG='(${enableval})'";; +esac +if test x"$silent" != x"yes" && test x"$sim_debug" != x""; then + echo "Setting sim debug = $sim_debug" 6>&1 +fi +else + sim_debug="" +fi + + + +# Check whether --enable-sim-stdio was given. +if test "${enable_sim_stdio+set}" = set; then : + enableval=$enable_sim_stdio; case "${enableval}" in + yes) sim_stdio="-DWITH_STDIO=DO_USE_STDIO";; + no) sim_stdio="-DWITH_STDIO=DONT_USE_STDIO";; + *) as_fn_error "\"Unknown value $enableval passed to --enable-sim-stdio\"" "$LINENO" 5; sim_stdio="";; +esac +if test x"$silent" != x"yes" && test x"$sim_stdio" != x""; then + echo "Setting stdio flags = $sim_stdio" 6>&1 +fi +else + sim_stdio="" +fi + + + +# Check whether --enable-sim-trace was given. +if test "${enable_sim_trace+set}" = set; then : + enableval=$enable_sim_trace; case "${enableval}" in + yes) sim_trace="-DTRACE=1 -DWITH_TRACE=-1";; + no) sim_trace="-DTRACE=0 -DWITH_TRACE=0";; + [-0-9]*) + sim_trace="-DTRACE='(${enableval})' -DWITH_TRACE='(${enableval})'";; + [a-z]*) + sim_trace="" + for x in `echo "$enableval" | sed -e "s/,/ /g"`; do + if test x"$sim_trace" = x; then + sim_trace="-DWITH_TRACE='(TRACE_$x" + else + sim_trace="${sim_trace}|TRACE_$x" + fi + done + sim_trace="$sim_trace)'" ;; +esac +if test x"$silent" != x"yes" && test x"$sim_trace" != x""; then + echo "Setting sim trace = $sim_trace" 6>&1 +fi +else + sim_trace="" +fi + + + +# Check whether --enable-sim-profile was given. +if test "${enable_sim_profile+set}" = set; then : + enableval=$enable_sim_profile; case "${enableval}" in + yes) sim_profile="-DPROFILE=1 -DWITH_PROFILE=-1";; + no) sim_profile="-DPROFILE=0 -DWITH_PROFILE=0";; + [-0-9]*) + sim_profile="-DPROFILE='(${enableval})' -DWITH_PROFILE='(${enableval})'";; + [a-z]*) + sim_profile="" + for x in `echo "$enableval" | sed -e "s/,/ /g"`; do + if test x"$sim_profile" = x; then + sim_profile="-DWITH_PROFILE='(PROFILE_$x" + else + sim_profile="${sim_profile}|PROFILE_$x" + fi + done + sim_profile="$sim_profile)'" ;; +esac +if test x"$silent" != x"yes" && test x"$sim_profile" != x""; then + echo "Setting sim profile = $sim_profile" 6>&1 +fi +else + sim_profile="-DPROFILE=1 -DWITH_PROFILE=-1" +fi + + + + +# Check whether --with-pkgversion was given. +if test "${with_pkgversion+set}" = set; then : + withval=$with_pkgversion; case "$withval" in + yes) as_fn_error "package version not specified" "$LINENO" 5 ;; + no) PKGVERSION= ;; + *) PKGVERSION="($withval) " ;; + esac +else + PKGVERSION="(GDB) " + +fi + + + + + +# Check whether --with-bugurl was given. +if test "${with_bugurl+set}" = set; then : + withval=$with_bugurl; case "$withval" in + yes) as_fn_error "bug URL not specified" "$LINENO" 5 ;; + no) BUGURL= + ;; + *) BUGURL="$withval" + ;; + esac +else + BUGURL="http://www.gnu.org/software/gdb/bugs/" + +fi + + case ${BUGURL} in + "") + REPORT_BUGS_TO= + REPORT_BUGS_TEXI= + ;; + *) + REPORT_BUGS_TO="<$BUGURL>" + REPORT_BUGS_TEXI=@uref{`echo "$BUGURL" | sed 's/@/@@/g'`} + ;; + esac; + + + + +cat >>confdefs.h <<_ACEOF +#define PKGVERSION "$PKGVERSION" +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define REPORT_BUGS_TO "$REPORT_BUGS_TO" +_ACEOF + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking return type of signal handlers" >&5 +$as_echo_n "checking return type of signal handlers... " >&6; } +if test "${ac_cv_type_signal+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include + +int +main () +{ +return *(signal (0, 0)) (0) == 1; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_type_signal=int +else + ac_cv_type_signal=void +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_signal" >&5 +$as_echo "$ac_cv_type_signal" >&6; } + +cat >>confdefs.h <<_ACEOF +#define RETSIGTYPE $ac_cv_type_signal +_ACEOF + + + + + +sim_link_files= +sim_link_links= + +sim_link_links=tconfig.h +if test -f ${srcdir}/tconfig.in +then + sim_link_files=tconfig.in +else + sim_link_files=../common/tconfig.in +fi + +# targ-vals.def points to the libc macro description file. +case "${target}" in +*-*-*) TARG_VALS_DEF=../common/nltvals.def ;; +esac +sim_link_files="${sim_link_files} ${TARG_VALS_DEF}" +sim_link_links="${sim_link_links} targ-vals.def" + + +for ac_header in getopt.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "getopt.h" "ac_cv_header_getopt_h" "$ac_includes_default" +if test "x$ac_cv_header_getopt_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_GETOPT_H 1 +_ACEOF + +fi + +done + + + +ac_sources="$sim_link_files" +ac_dests="$sim_link_links" +while test -n "$ac_sources"; do + set $ac_dests; ac_dest=$1; shift; ac_dests=$* + set $ac_sources; ac_source=$1; shift; ac_sources=$* + ac_config_links_1="$ac_config_links_1 $ac_dest:$ac_source" +done +ac_config_links="$ac_config_links $ac_config_links_1" + +cgen_breaks="" +if grep CGEN_MAINT $srcdir/Makefile.in >/dev/null; then +cgen_breaks="break cgen_rtx_error"; +fi + +ac_config_files="$ac_config_files Makefile.sim:Makefile.in" + +ac_config_files="$ac_config_files Make-common.sim:../common/Make-common.in" + +ac_config_files="$ac_config_files .gdbinit:../common/gdbinit.in" + +ac_config_commands="$ac_config_commands Makefile" + +ac_config_commands="$ac_config_commands stamp-h" + +cat >confcache <<\_ACEOF +# This file is a shell script that caches the results of configure +# tests run on this system so they can be shared between configure +# scripts and configure runs, see configure's option --config-cache. +# It is not useful on other systems. If it contains results you don't +# want to keep, you may remove or edit it. +# +# config.status only pays attention to the cache file if you give it +# the --recheck option to rerun configure. +# +# `ac_cv_env_foo' variables (set or unset) will be overridden when +# loading this file, other *unset* `ac_cv_foo' will be assigned the +# following values. + +_ACEOF + +# The following way of writing the cache mishandles newlines in values, +# but we know of no workaround that is simple, portable, and efficient. +# So, we kill variables containing newlines. +# Ultrix sh set writes to stderr and can't be redirected directly, +# and sets the high bit in the cache file unless we assign to the vars. +( + for ac_var in `(set) 2>&1 | sed -n 's/^$[a-zA-Z_][a-zA-Z0-9_]*$=.*/\1/p'`; do + eval ac_val=\$$ac_var + case $ac_val in #( + *${as_nl}*) + case $ac_var in #( + *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5 +$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;; + esac + case $ac_var in #( + _ | IFS | as_nl) ;; #( + BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #( + *) { eval $ac_var=; unset $ac_var;} ;; + esac ;; + esac + done + + (set) 2>&1 | + case $as_nl`(ac_space=' '; set) 2>&1` in #( + *${as_nl}ac_space=\ *) + # `set' does not quote correctly, so add quotes: double-quote + # substitution turns \\\\ into \\, and sed turns \\ into \. + sed -n \ + "s/'/'\\\\''/g; + s/^\$[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\$=\$.*\$/\\1='\\2'/p" + ;; #( + *) + # `set' quotes correctly as required by POSIX, so do not add quotes. + sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p" + ;; + esac | + sort +) | + sed ' + /^ac_cv_env_/b end + t clear + :clear + s/^$[^=]*$=$.*[{}].*$$/test "${\1+set}" = set || &/ + t end + s/^$[^=]*$=$.*$$/\1=${\1=\2}/ + :end' >>confcache +if diff "$cache_file" confcache >/dev/null 2>&1; then :; else + if test -w "$cache_file"; then + test "x$cache_file" != "x/dev/null" && + { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5 +$as_echo "$as_me: updating cache $cache_file" >&6;} + cat confcache >$cache_file + else + { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5 +$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;} + fi +fi +rm -f confcache + +test "x$prefix" = xNONE && prefix=$ac_default_prefix +# Let make expand exec_prefix. +test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' + +DEFS=-DHAVE_CONFIG_H + +ac_libobjs= +ac_ltlibobjs= +for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue + # 1. Remove the extension, and $U if already installed. + ac_script='s/\$U\././;s/\.o$//;s/\.obj$//' + ac_i=`$as_echo "$ac_i" | sed "$ac_script"` + # 2. Prepend LIBOBJDIR. When used with automake>=1.10 LIBOBJDIR + # will be set to the directory where LIBOBJS objects are built. + as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext" + as_fn_append ac_ltlibobjs " \${LIBOBJDIR}$ac_i"'$U.lo' +done +LIBOBJS=$ac_libobjs + +LTLIBOBJS=$ac_ltlibobjs + + + +: ${CONFIG_STATUS=./config.status} +ac_write_fail=0 +ac_clean_files_save=$ac_clean_files +ac_clean_files="$ac_clean_files $CONFIG_STATUS" +{ $as_echo "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5 +$as_echo "$as_me: creating $CONFIG_STATUS" >&6;} +as_write_fail=0 +cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1 +#! $SHELL +# Generated by $as_me. +# Run this file to recreate the current configuration. +# Compiler output produced by configure, useful for debugging +# configure, is in config.log if it exists. + +debug=false +ac_cs_recheck=false +ac_cs_silent=false + +SHELL=\${CONFIG_SHELL-$SHELL} +export SHELL +_ASEOF +cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1 +## -------------------- ## +## M4sh Initialization. ## +## -------------------- ## + +# Be more Bourne compatible +DUALCASE=1; export DUALCASE # for MKS sh +if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which + # is contrary to our usage. Disable this feature. + alias -g '${1+"$@"}'='"$@"' + setopt NO_GLOB_SUBST +else + case `(set -o) 2>/dev/null` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; +esac +fi + + +as_nl=' +' +export as_nl +# Printing a long string crashes Solaris 7 /usr/bin/printf. +as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo +# Prefer a ksh shell builtin over an external printf program on Solaris, +# but without wasting forks for bash or zsh. +if test -z "$BASH_VERSION$ZSH_VERSION" \ + && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='print -r --' + as_echo_n='print -rn --' +elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='printf %s\n' + as_echo_n='printf %s' +else + if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then + as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"' + as_echo_n='/usr/ucb/echo -n' + else + as_echo_body='eval expr "X$1" : "X\$.*\$"' + as_echo_n_body='eval + arg=$1; + case $arg in #( + *"$as_nl"*) + expr "X$arg" : "X\$.*\$$as_nl"; + arg=`expr "X$arg" : ".*$as_nl\$.*\$"`;; + esac; + expr "X$arg" : "X\$.*\$" | tr -d "$as_nl" + ' + export as_echo_n_body + as_echo_n='sh -c $as_echo_n_body as_echo' + fi + export as_echo_body + as_echo='sh -c $as_echo_body as_echo' +fi + +# The user is always right. +if test "${PATH_SEPARATOR+set}" != set; then + PATH_SEPARATOR=: + (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && { + (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 || + PATH_SEPARATOR=';' + } +fi + + +# IFS +# We need space, tab and new line, in precisely that order. Quoting is +# there to prevent editors from complaining about space-tab. +# (If _AS_PATH_WALK were called with IFS unset, it would disable word +# splitting by setting IFS to empty value.) +IFS=" "" $as_nl" + +# Find who we are. Look in the path if we contain no directory separator. +case $0 in #(( + *[\\/]* ) as_myself=$0 ;; + *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break + done +IFS=$as_save_IFS + + ;; +esac +# We did not find ourselves, most probably we were run as `sh COMMAND' +# in which case we are not to be found in the path. +if test "x$as_myself" = x; then + as_myself=$0 +fi +if test ! -f "$as_myself"; then + $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2 + exit 1 +fi + +# Unset variables that we do not need and which cause bugs (e.g. in +# pre-3.0 UWIN ksh). But do not cause bugs in bash 2.01; the "|| exit 1" +# suppresses any "Segmentation fault" message there. '((' could +# trigger a bug in pdksh 5.2.14. +for as_var in BASH_ENV ENV MAIL MAILPATH +do eval test x\${$as_var+set} = xset \ + && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || : +done +PS1='$ ' +PS2='> ' +PS4='+ ' + +# NLS nuisances. +LC_ALL=C +export LC_ALL +LANGUAGE=C +export LANGUAGE + +# CDPATH. +(unset CDPATH) >/dev/null 2>&1 && unset CDPATH + + +# as_fn_error ERROR [LINENO LOG_FD] +# --------------------------------- +# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are +# provided, also output the error to LOG_FD, referencing LINENO. Then exit the +# script with status $?, using 1 if that was 0. +as_fn_error () +{ + as_status=$?; test $as_status -eq 0 && as_status=1 + if test "$3"; then + as_lineno=${as_lineno-"$2"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + $as_echo "$as_me:${as_lineno-$LINENO}: error: $1" >&$3 + fi + $as_echo "$as_me: error: $1" >&2 + as_fn_exit $as_status +} # as_fn_error + + +# as_fn_set_status STATUS +# ----------------------- +# Set $? to STATUS, without forking. +as_fn_set_status () +{ + return $1 +} # as_fn_set_status + +# as_fn_exit STATUS +# ----------------- +# Exit the shell with STATUS, even in a "trap 0" or "set -e" context. +as_fn_exit () +{ + set +e + as_fn_set_status $1 + exit $1 +} # as_fn_exit + +# as_fn_unset VAR +# --------------- +# Portably unset VAR. +as_fn_unset () +{ + { eval $1=; unset $1;} +} +as_unset=as_fn_unset +# as_fn_append VAR VALUE +# ---------------------- +# Append the text in VALUE to the end of the definition contained in VAR. Take +# advantage of any shell optimizations that allow amortized linear growth over +# repeated appends, instead of the typical quadratic growth present in naive +# implementations. +if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then : + eval 'as_fn_append () + { + eval $1+=\$2 + }' +else + as_fn_append () + { + eval $1=\$$1\$2 + } +fi # as_fn_append + +# as_fn_arith ARG... +# ------------------ +# Perform arithmetic evaluation on the ARGs, and store the result in the +# global $as_val. Take advantage of shells that can avoid forks. The arguments +# must be portable across $(()) and expr. +if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then : + eval 'as_fn_arith () + { + as_val=$(( $* )) + }' +else + as_fn_arith () + { + as_val=`expr "$@" || test $? -eq 1` + } +fi # as_fn_arith + + +if expr a : '$a$' >/dev/null 2>&1 && + test "X`expr 00001 : '.*$...$'`" = X001; then + as_expr=expr +else + as_expr=false +fi + +if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then + as_basename=basename +else + as_basename=false +fi + +if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then + as_dirname=dirname +else + as_dirname=false +fi + +as_me=`$as_basename -- "$0" || +$as_expr X/"$0" : '.*/$[^/][^/]*$/*$' \| \ + X"$0" : 'X$//$$' \| \ + X"$0" : 'X$/$' \| . 2>/dev/null || +$as_echo X/"$0" | + sed '/^.*\/$[^/][^/]*$\/*$/{ + s//\1/ + q + } + /^X\/$\/\/$$/{ + s//\1/ + q + } + /^X\/$\/$.*/{ + s//\1/ + q + } + s/.*/./; q'` + +# Avoid depending upon Character Ranges. +as_cr_letters='abcdefghijklmnopqrstuvwxyz' +as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ' +as_cr_Letters=$as_cr_letters$as_cr_LETTERS +as_cr_digits='0123456789' +as_cr_alnum=$as_cr_Letters$as_cr_digits + +ECHO_C= ECHO_N= ECHO_T= +case `echo -n x` in #((((( +-n*) + case `echo 'xy\c'` in + *c*) ECHO_T=' ';; # ECHO_T is single tab character. + xy) ECHO_C='\c';; + *) echo `echo ksh88 bug on AIX 6.1` > /dev/null + ECHO_T=' ';; + esac;; +*) + ECHO_N='-n';; +esac + +rm -f conf$$ conf$$.exe conf$$.file +if test -d conf$$.dir; then + rm -f conf$$.dir/conf$$.file +else + rm -f conf$$.dir + mkdir conf$$.dir 2>/dev/null +fi +if (echo >conf$$.file) 2>/dev/null; then + if ln -s conf$$.file conf$$ 2>/dev/null; then + as_ln_s='ln -s' + # ... but there are two gotchas: + # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail. + # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable. + # In both cases, we have to default to `cp -p'. + ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe || + as_ln_s='cp -p' + elif ln conf$$.file conf$$ 2>/dev/null; then + as_ln_s=ln + else + as_ln_s='cp -p' + fi +else + as_ln_s='cp -p' +fi +rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file +rmdir conf$$.dir 2>/dev/null + + +# as_fn_mkdir_p +# ------------- +# Create "$as_dir" as a directory, including parents if necessary. +as_fn_mkdir_p () +{ + + case $as_dir in #( + -*) as_dir=./$as_dir;; + esac + test -d "$as_dir" || eval $as_mkdir_p || { + as_dirs= + while :; do + case $as_dir in #( + *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'( + *) as_qdir=$as_dir;; + esac + as_dirs="'$as_qdir' $as_dirs" + as_dir=`$as_dirname -- "$as_dir" || +$as_expr X"$as_dir" : 'X$.*[^/]$//*[^/][^/]*/*$' \| \ + X"$as_dir" : 'X$//$[^/]' \| \ + X"$as_dir" : 'X$//$$' \| \ + X"$as_dir" : 'X$/$' \| . 2>/dev/null || +$as_echo X"$as_dir" | + sed '/^X$.*[^/]$\/\/*[^/][^/]*\/*$/{ + s//\1/ + q + } + /^X$\/\/$[^/].*/{ + s//\1/ + q + } + /^X$\/\/$$/{ + s//\1/ + q + } + /^X$\/$.*/{ + s//\1/ + q + } + s/.*/./; q'` + test -d "$as_dir" && break + done + test -z "$as_dirs" || eval "mkdir $as_dirs" + } || test -d "$as_dir" || as_fn_error "cannot create directory $as_dir" + + +} # as_fn_mkdir_p +if mkdir -p . 2>/dev/null; then + as_mkdir_p='mkdir -p "$as_dir"' +else + test -d ./-p && rmdir ./-p + as_mkdir_p=false +fi + +if test -x / >/dev/null 2>&1; then + as_test_x='test -x' +else + if ls -dL / >/dev/null 2>&1; then + as_ls_L_option=L + else + as_ls_L_option= + fi + as_test_x=' + eval sh -c '\'' + if test -d "$1"; then + test -d "$1/."; + else + case $1 in #( + -*)set "./$1";; + esac; + case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in #(( + ???[sx]*):;;*)false;;esac;fi + '\'' sh + ' +fi +as_executable_p=$as_test_x + +# Sed expression to map a string onto a valid CPP name. +as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'" + +# Sed expression to map a string onto a valid variable name. +as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'" + + +exec 6>&1 +## ----------------------------------- ## +## Main body of $CONFIG_STATUS script. ## +## ----------------------------------- ## +_ASEOF +test $as_write_fail = 0 && chmod +x $CONFIG_STATUS || ac_write_fail=1 + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +# Save the log message, to keep $0 and so on meaningful, and to +# report actual input values of CONFIG_FILES etc. instead of their +# values after options handling. +ac_log=" +This file was extended by $as_me, which was +generated by GNU Autoconf 2.64. Invocation command line was + + CONFIG_FILES = $CONFIG_FILES + CONFIG_HEADERS = $CONFIG_HEADERS + CONFIG_LINKS = $CONFIG_LINKS + CONFIG_COMMANDS = $CONFIG_COMMANDS + $ $0 $@ + +on `(hostname || uname -n) 2>/dev/null | sed 1q` +" + +_ACEOF + +case $ac_config_files in *" +"*) set x $ac_config_files; shift; ac_config_files=$*;; +esac + +case $ac_config_headers in *" +"*) set x $ac_config_headers; shift; ac_config_headers=$*;; +esac + + +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +# Files that config.status was made for. +config_files="$ac_config_files" +config_headers="$ac_config_headers" +config_links="$ac_config_links" +config_commands="$ac_config_commands" + +_ACEOF + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +ac_cs_usage="\ +\`$as_me' instantiates files and other configuration actions +from templates according to the current configuration. Unless the files +and actions are specified as TAGs, all are instantiated by default. + +Usage: $0 [OPTION]... [TAG]... + + -h, --help print this help, then exit + -V, --version print version number and configuration settings, then exit + -q, --quiet, --silent + do not print progress messages + -d, --debug don't remove temporary files + --recheck update $as_me by reconfiguring in the same conditions + --file=FILE[:TEMPLATE] + instantiate the configuration file FILE + --header=FILE[:TEMPLATE] + instantiate the configuration header FILE + +Configuration files: +$config_files + +Configuration headers: +$config_headers + +Configuration links: +$config_links + +Configuration commands: +$config_commands + +Report bugs to the package provider." + +_ACEOF +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +ac_cs_version="\\ +config.status +configured by $0, generated by GNU Autoconf 2.64, + with options \\"`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\" + +Copyright (C) 2009 Free Software Foundation, Inc. +This config.status script is free software; the Free Software Foundation +gives unlimited permission to copy, distribute and modify it." + +ac_pwd='$ac_pwd' +srcdir='$srcdir' +INSTALL='$INSTALL' +test -n "\$AWK" || AWK=awk +_ACEOF + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +# The default lists apply if the user does not specify any file. +ac_need_defaults=: +while test $# != 0 +do + case $1 in + --*=*) + ac_option=`expr "X$1" : 'X$[^=]*$='` + ac_optarg=`expr "X$1" : 'X[^=]*=$.*$'` + ac_shift=: + ;; + *) + ac_option=$1 + ac_optarg=$2 + ac_shift=shift + ;; + esac + + case $ac_option in + # Handling of the options. + -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r) + ac_cs_recheck=: ;; + --version | --versio | --versi | --vers | --ver | --ve | --v | -V ) + $as_echo "$ac_cs_version"; exit ;; + --debug | --debu | --deb | --de | --d | -d ) + debug=: ;; + --file | --fil | --fi | --f ) + $ac_shift + case $ac_optarg in + *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;; + esac + as_fn_append CONFIG_FILES " '$ac_optarg'" + ac_need_defaults=false;; + --header | --heade | --head | --hea ) + $ac_shift + case $ac_optarg in + *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;; + esac + as_fn_append CONFIG_HEADERS " '$ac_optarg'" + ac_need_defaults=false;; + --he | --h) + # Conflict between --help and --header + as_fn_error "ambiguous option: \`$1' +Try \`$0 --help' for more information.";; + --help | --hel | -h ) + $as_echo "$ac_cs_usage"; exit ;; + -q | -quiet | --quiet | --quie | --qui | --qu | --q \ + | -silent | --silent | --silen | --sile | --sil | --si | --s) + ac_cs_silent=: ;; + + # This is an error. + -*) as_fn_error "unrecognized option: \`$1' +Try \`$0 --help' for more information." ;; + + *) as_fn_append ac_config_targets " $1" + ac_need_defaults=false ;; + + esac + shift +done + +ac_configure_extra_args= + +if $ac_cs_silent; then + exec 6>/dev/null + ac_configure_extra_args="$ac_configure_extra_args --silent" +fi + +_ACEOF +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +if \$ac_cs_recheck; then + set X '$SHELL' '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion + shift + \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6 + CONFIG_SHELL='$SHELL' + export CONFIG_SHELL + exec "\$@" +fi + +_ACEOF +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +exec 5>>config.log +{ + echo + sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX +## Running $as_me. ## +_ASBOX + $as_echo "$ac_log" +} >&5 + +_ACEOF +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +_ACEOF + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 + +# Handling of arguments. +for ac_config_target in $ac_config_targets +do + case $ac_config_target in + "config.h") CONFIG_HEADERS="$CONFIG_HEADERS config.h:config.in" ;; + "$ac_config_links_1") CONFIG_LINKS="$CONFIG_LINKS $ac_config_links_1" ;; + "Makefile.sim") CONFIG_FILES="$CONFIG_FILES Makefile.sim:Makefile.in" ;; + "Make-common.sim") CONFIG_FILES="$CONFIG_FILES Make-common.sim:../common/Make-common.in" ;; + ".gdbinit") CONFIG_FILES="$CONFIG_FILES .gdbinit:../common/gdbinit.in" ;; + "Makefile") CONFIG_COMMANDS="$CONFIG_COMMANDS Makefile" ;; + "stamp-h") CONFIG_COMMANDS="$CONFIG_COMMANDS stamp-h" ;; + + *) as_fn_error "invalid argument: \`$ac_config_target'" "$LINENO" 5;; + esac +done + + +# If the user did not use the arguments to specify the items to instantiate, +# then the envvar interface is used. Set only those that are not. +# We use the long form for the default assignment because of an extremely +# bizarre bug on SunOS 4.1.3. +if $ac_need_defaults; then + test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files + test "${CONFIG_HEADERS+set}" = set || CONFIG_HEADERS=$config_headers + test "${CONFIG_LINKS+set}" = set || CONFIG_LINKS=$config_links + test "${CONFIG_COMMANDS+set}" = set || CONFIG_COMMANDS=$config_commands +fi + +# Have a temporary directory for convenience. Make it in the build tree +# simply because there is no reason against having it here, and in addition, +# creating and moving files from /tmp can sometimes cause problems. +# Hook for its removal unless debugging. +# Note that there is a small window in which the directory will not be cleaned: +# after its creation but before its name has been assigned to `$tmp'. +$debug || +{ + tmp= + trap 'exit_status=$? + { test -z "$tmp" || test ! -d "$tmp" || rm -fr "$tmp"; } && exit $exit_status +' 0 + trap 'as_fn_exit 1' 1 2 13 15 +} +# Create a (secure) tmp directory for tmp files. + +{ + tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` && + test -n "$tmp" && test -d "$tmp" +} || +{ + tmp=./conf$$-$RANDOM + (umask 077 && mkdir "$tmp") +} || as_fn_error "cannot create a temporary directory in ." "$LINENO" 5 + +# Set up the scripts for CONFIG_FILES section. +# No need to generate them if there are no CONFIG_FILES. +# This happens for instance with `./config.status config.h'. +if test -n "$CONFIG_FILES"; then + + +ac_cr=`echo X | tr X '\015'` +# On cygwin, bash can eat \r inside `` if the user requested igncr. +# But we know of no other shell where ac_cr would be empty at this +# point, so we can use a bashism as a fallback. +if test "x$ac_cr" = x; then + eval ac_cr=\$\'\\r\' +fi +ac_cs_awk_cr=`$AWK 'BEGIN { print "a\rb" }' /dev/null` +if test "$ac_cs_awk_cr" = "a${ac_cr}b"; then + ac_cs_awk_cr='\r' +else + ac_cs_awk_cr=$ac_cr +fi + +echo 'BEGIN {' >"$tmp/subs1.awk" && +_ACEOF + + +{ + echo "cat >conf$$subs.awk <<_ACEOF" && + echo "$ac_subst_vars" | sed 's/.*/&!$&$ac_delim/' && + echo "_ACEOF" +} >conf$$subs.sh || + as_fn_error "could not make $CONFIG_STATUS" "$LINENO" 5 +ac_delim_num=`echo "$ac_subst_vars" | grep -c '$'` +ac_delim='%!_!# ' +for ac_last_try in false false false false false :; do + . ./conf$$subs.sh || + as_fn_error "could not make $CONFIG_STATUS" "$LINENO" 5 + + ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | grep -c X` + if test $ac_delim_n = $ac_delim_num; then + break + elif $ac_last_try; then + as_fn_error "could not make $CONFIG_STATUS" "$LINENO" 5 + else + ac_delim="$ac_delim!$ac_delim _$ac_delim!! " + fi +done +rm -f conf$$subs.sh + +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +cat >>"\$tmp/subs1.awk" <<\\_ACAWK && +_ACEOF +sed -n ' +h +s/^/S["/; s/!.*/"]=/ +p +g +s/^[^!]*!// +:repl +t repl +s/'"$ac_delim"'$// +t delim +:nl +h +s/$.\{148\}$.*/\1/ +t more1 +s/["\\]/\\&/g; s/^/"/; s/$/\\n"\\/ +p +n +b repl +:more1 +s/["\\]/\\&/g; s/^/"/; s/$/"\\/ +p +g +s/.\{148\}// +t nl +:delim +h +s/$.\{148\}$.*/\1/ +t more2 +s/["\\]/\\&/g; s/^/"/; s/$/"/ +p +b +:more2 +s/["\\]/\\&/g; s/^/"/; s/$/"\\/ +p +g +s/.\{148\}// +t delim +' >$CONFIG_STATUS || ac_write_fail=1 +rm -f conf$$subs.awk +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +_ACAWK +cat >>"\$tmp/subs1.awk" <<_ACAWK && + for (key in S) S_is_set[key] = 1 + FS = "" + +} +{ + line = $ 0 + nfields = split(line, field, "@") + substed = 0 + len = length(field[1]) + for (i = 2; i < nfields; i++) { + key = field[i] + keylen = length(key) + if (S_is_set[key]) { + value = S[key] + line = substr(line, 1, len) "" value "" substr(line, len + keylen + 3) + len += length(value) + length(field[++i]) + substed = 1 + } else + len += 1 + keylen + } + + print line +} + +_ACAWK +_ACEOF +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then + sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g" +else + cat +fi < "$tmp/subs1.awk" > "$tmp/subs.awk" \ + || as_fn_error "could not setup config files machinery" "$LINENO" 5 +_ACEOF + +# VPATH may cause trouble with some makes, so we remove $(srcdir), +# ${srcdir} and @srcdir@ from VPATH if srcdir is ".", strip leading and +# trailing colons and then remove the whole line if VPATH becomes empty +# (actually we leave an empty line to preserve line numbers). +if test "x$srcdir" = x.; then + ac_vpsub='/^[ ]*VPATH[ ]*=/{ +s/:*\$(srcdir):*/:/ +s/:*\${srcdir}:*/:/ +s/:*@srcdir@:*/:/ +s/^$[^=]*=[ ]*$:*/\1/ +s/:*$// +s/^[^=]*=[ ]*$// +}' +fi + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +fi # test -n "$CONFIG_FILES" + +# Set up the scripts for CONFIG_HEADERS section. +# No need to generate them if there are no CONFIG_HEADERS. +# This happens for instance with `./config.status Makefile'. +if test -n "$CONFIG_HEADERS"; then +cat >"$tmp/defines.awk" <<\_ACAWK || +BEGIN { +_ACEOF + +# Transform confdefs.h into an awk script `defines.awk', embedded as +# here-document in config.status, that substitutes the proper values into +# config.h.in to produce config.h. + +# Create a delimiter string that does not exist in confdefs.h, to ease +# handling of long lines. +ac_delim='%!_!# ' +for ac_last_try in false false :; do + ac_t=`sed -n "/$ac_delim/p" confdefs.h` + if test -z "$ac_t"; then + break + elif $ac_last_try; then + as_fn_error "could not make $CONFIG_HEADERS" "$LINENO" 5 + else + ac_delim="$ac_delim!$ac_delim _$ac_delim!! " + fi +done + +# For the awk script, D is an array of macro values keyed by name, +# likewise P contains macro parameters if any. Preserve backslash +# newline sequences. + +ac_word_re=[_$as_cr_Letters][_$as_cr_alnum]* +sed -n ' +s/.\{148\}/&'"$ac_delim"'/g +t rset +:rset +s/^[ ]*#[ ]*define[ ][ ]*/ / +t def +d +:def +s/\\$// +t bsnl +s/["\\]/\\&/g +s/^ $'"$ac_word_re"'$$([^()]*)$[ ]*$.*$/P["\1"]="\2"\ +D["\1"]=" \3"/p +s/^ $'"$ac_word_re"'$[ ]*$.*$/D["\1"]=" \2"/p +d +:bsnl +s/["\\]/\\&/g +s/^ $'"$ac_word_re"'$$([^()]*)$[ ]*$.*$/P["\1"]="\2"\ +D["\1"]=" \3\\\\\\n"\\/p +t cont +s/^ $'"$ac_word_re"'$[ ]*$.*$/D["\1"]=" \2\\\\\\n"\\/p +t cont +d +:cont +n +s/.\{148\}/&'"$ac_delim"'/g +t clear +:clear +s/\\$// +t bsnlc +s/["\\]/\\&/g; s/^/"/; s/$/"/p +d +:bsnlc +s/["\\]/\\&/g; s/^/"/; s/$/\\\\\\n"\\/p +b cont +' >$CONFIG_STATUS || ac_write_fail=1 + +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 + for (key in D) D_is_set[key] = 1 + FS = "" +} +/^[\t ]*#[\t ]*(define|undef)[\t ]+$ac_word_re([\t (]|\$)/ { + line = \$ 0 + split(line, arg, " ") + if (arg[1] == "#") { + defundef = arg[2] + mac1 = arg[3] + } else { + defundef = substr(arg[1], 2) + mac1 = arg[2] + } + split(mac1, mac2, "(") #) + macro = mac2[1] + prefix = substr(line, 1, index(line, defundef) - 1) + if (D_is_set[macro]) { + # Preserve the white space surrounding the "#". + print prefix "define", macro P[macro] D[macro] + next + } else { + # Replace #undef with comments. This is necessary, for example, + # in the case of _POSIX_SOURCE, which is predefined and required + # on some systems where configure will not decide to define it. + if (defundef == "undef") { + print "/*", prefix defundef, macro, "*/" + next + } + } +} +{ print } +_ACAWK +_ACEOF +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 + as_fn_error "could not setup config headers machinery" "$LINENO" 5 +fi # test -n "$CONFIG_HEADERS" + + +eval set X " :F $CONFIG_FILES :H $CONFIG_HEADERS :L $CONFIG_LINKS :C $CONFIG_COMMANDS" +shift +for ac_tag +do + case $ac_tag in + :[FHLC]) ac_mode=$ac_tag; continue;; + esac + case $ac_mode$ac_tag in + :[FHL]*:*);; + :L* | :C*:*) as_fn_error "invalid tag \`$ac_tag'" "$LINENO" 5;; + :[FH]-) ac_tag=-:-;; + :[FH]*) ac_tag=$ac_tag:$ac_tag.in;; + esac + ac_save_IFS=$IFS + IFS=: + set x $ac_tag + IFS=$ac_save_IFS + shift + ac_file=$1 + shift + + case $ac_mode in + :L) ac_source=$1;; + :[FH]) + ac_file_inputs= + for ac_f + do + case $ac_f in + -) ac_f="$tmp/stdin";; + *) # Look for the file first in the build tree, then in the source tree + # (if the path is not absolute). The absolute path cannot be DOS-style, + # because $ac_f cannot contain `:'. + test -f "$ac_f" || + case $ac_f in + [\\/$]*) false;; + *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";; + esac || + as_fn_error "cannot find input file: \`$ac_f'" "$LINENO" 5;; + esac + case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac + as_fn_append ac_file_inputs " '$ac_f'" + done + + # Let's still pretend it is `configure' which instantiates (i.e., don't + # use $as_me), people would be surprised to read: + # /* config.h. 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Please make sure it is defined." >&5 +$as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir' +which seems to be undefined. 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So we exec the FD to /dev/null, +# effectively closing config.log, so it can be properly (re)opened and +# appended to by config.status. When coming back to configure, we +# need to make the FD available again. +if test "$no_create" != yes; then + ac_cs_success=: + ac_config_status_args= + test "$silent" = yes && + ac_config_status_args="$ac_config_status_args --quiet" + exec 5>/dev/null + $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false + exec 5>>config.log + # Use ||, not &&, to avoid exiting from the if with $? = 1, which + # would make configure fail if this is the last instruction. + $ac_cs_success || as_fn_exit $? +fi +if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then + { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5 +$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;} +fi + +

configure Property changes : Added: svn:executable ## -0,0 +1 ## +* \ No newline at end of property Index: Makefile.in =================================================================== --- Makefile.in (nonexistent) +++ Makefile.in (revision 842) @@ -0,0 +1,64 @@ +#### Makefile.in --- Makefile template for the RX simulator + +### Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc. +### Contributed by Red Hat, Inc. +### +### This file is part of the GNU simulators. +### +### The GNU simulators are free software; you can redistribute them and/or +### modify them under the terms of the GNU General Public License as +### published by the Free Software Foundation; either version 2 of the +### License, or (at your option) any later version. +### +### The GNU simulators are distributed in the hope that they will be +### useful, but WITHOUT ANY WARRANTY; without even the implied warranty of +### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +### General Public License for more details. +### +### You should have received a copy of the GNU General Public License +### along with the GNU simulators; if not, write to the Free Software +### Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +### 02110-1301, USA + +## COMMON_PRE_CONFIG_FRAG + +SIM_EXTRA_CFLAGS = -Wall + +SIM_RUN_OBJS = \ + main.o \ + $(ENDLIST) + +SIM_OBJS = \ + fpu.o \ + load.o \ + mem.o \ + misc.o \ + reg.o \ + rx.o \ + syscalls.o \ + trace.o \ + gdb-if.o \ + err.o \ + $(ENDLIST) + +LIBS = $B/bfd/libbfd.a $B/libiberty/libiberty.a + +## COMMON_POST_CONFIG_FRAG + +arch = rx + +err.o : err.h +fpu.o : cpu.h fpu.h +gdb-if.o : cpu.h mem.h load.h syscalls.h err.h \ + $(srcdir)/../../include/gdb/callback.h \ + $(srcdir)/../../include/gdb/remote-sim.h \ + $(srcdir)/../../include/gdb/signals.h \ + $(srcdir)/../../include/gdb/sim-rx.h +load.o : ../../bfd/bfd.h cpu.h mem.h +main.o : ../../bfd/bfd.h cpu.h mem.h misc.h load.h trace.h err.h +mem.o : mem.h cpu.h syscalls.h misc.h err.h +misc.o : cpu.h misc.h +reg.o : cpu.h trace.h +rx.o : $(srcdir)/../../include/opcode/rx.h cpu.h mem.h syscalls.h fpu.h +syscalls.o : $(srcdir)/../../include/gdb/callback.h cpu.h mem.h syscalls.h syscall.h +trace.o : ../../bfd/bfd.h $(srcdir)/../../include/dis-asm.h cpu.h mem.h load.h Index: syscalls.h =================================================================== --- syscalls.h (nonexistent) +++ syscalls.h (revision 842) @@ -0,0 +1,24 @@ +/* syscalls.h --- interface to syscalls for the RX sim. + +Copyright (C) 2005, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. +Contributed by Red Hat, Inc. + +This file is part of the GNU simulators. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + + +struct host_callback_struct; +extern void set_callbacks (struct host_callback_struct *); +extern int rx_syscall (int id);

syscalls.h Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: trace.h =================================================================== --- trace.h (nonexistent) +++ trace.h (revision 842) @@ -0,0 +1,23 @@ +/* trace.h --- interface to tracing output for the RX simulator. + + Copyright (C) 2005, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. + Contributed by Red Hat, Inc. + + This file is part of the GNU simulators. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + +extern void sim_disasm_init (bfd *); +extern void sim_disasm_one (void); +extern int sim_get_current_source_location (const char **, const char **, unsigned int *);

trace.h Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: configure.in =================================================================== --- configure.in (nonexistent) +++ configure.in (revision 842) @@ -0,0 +1,32 @@ +dnl Process this file with autoconf to produce a configure script. + +dnl Copyright (C) 2005, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. +dnl Contributed by Red Hat, Inc. +dnl +dnl This file is part of the GNU simulators. +dnl +dnl This program is free software; you can redistribute it and/or modify +dnl it under the terms of the GNU General Public License as published by +dnl the Free Software Foundation; either version 3 of the License, or +dnl (at your option) any later version. +dnl +dnl This program is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY; without even the implied warranty of +dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +dnl GNU General Public License for more details. +dnl +dnl You should have received a copy of the GNU General Public License +dnl along with this program. If not, see . +dnl +AC_PREREQ(2.5)dnl +AC_INIT(Makefile.in) +AC_CONFIG_HEADER(config.h:config.in) +AC_CHECK_HEADERS(getopt.h) + +sinclude(../common/aclocal.m4) + +# Bugs in autoconf 2.59 break the call to SIM_AC_COMMON, hack around +# it by inlining the macro's contents. +sinclude(../common/common.m4) + +SIM_AC_OUTPUT

configure.in Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: ChangeLog =================================================================== --- ChangeLog (nonexistent) +++ ChangeLog (revision 842) @@ -0,0 +1,43 @@ +2010-01-30 Masaki Muranaka + + * configure.in: Check if the host has getopt.h. + * configure: Regenerate. + * config.in: Regenerate. + * main.c: Include config.h. + Use HAVE_STDLIB_H, HAVE_UNISTD_H, HAVE_GETOPT_H. + Include getopt.h in case HAVE_GETOPT_H is defined. + +2009-12-22 Yoshinori Sato + + * rx/rx.c (decode_opcode): btst bit address mask fix. + +2009-11-30 DJ Delorie + + * rx/rx.c (decode_opcode): fix SWHILE logic. + +2009-10-27 DJ Delorie + Kevin Buettner + + * load.h: New. + * rx.c: New. + * syscalls.c: New. + * syscalls.h: New. + * load.c: New. + * configure.in: New. + * gdb-if.c: New. + * err.c: New. + * cpu.h: New. + * Makefile.in: New. + * fpu.c: New. + * mem.c: New. + * config.in: New. + * err.h: New. + * reg.c: New. + * mem.h: New. + * main.c: New. + * misc.h: New. + * trace.c: New. + * misc.c: New. + * syscall.h: New. + * trace.h: New. + * fpu.h: New.

ChangeLog Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: reg.c =================================================================== --- reg.c (nonexistent) +++ reg.c (revision 842) @@ -0,0 +1,552 @@ +/* reg.c --- register set model for RX simulator. + + Copyright (C) 2005, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. + Contributed by Red Hat, Inc. + + This file is part of the GNU simulators. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + + +#include +#include +#include + +#include "cpu.h" +#include "bfd.h" +#include "trace.h" + +int verbose = 0; +int trace = 0; +int enable_counting = 0; + +int rx_in_gdb = 1; + +int rx_flagmask; +int rx_flagand; +int rx_flagor; + +int rx_big_endian; +regs_type regs; +int step_result; +unsigned int heapbottom = 0; +unsigned int heaptop = 0; + +char *reg_names[] = { + /* general registers */ + "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", + "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", + /* control register */ + "psw", "pc", "usp", "fpsw", "RES", "RES", "RES", "RES", + "bpsw", "bpc", "isp", "fintv", "intb", "RES", "RES", "RES", + "RES", "RES", "RES", "RES", "RES", "RES", "RES", "RES", + "RES", "RES", "RES", "RES", "RES", "RES", "RES", "RES", + "temp", "acc", "acchi", "accmi", "acclo" +}; + +unsigned int b2mask[] = { 0, 0xff, 0xffff, 0xffffff, 0xffffffff }; +unsigned int b2signbit[] = { 0, (1 << 7), (1 << 15), (1 << 24), (1 << 31) }; +int b2maxsigned[] = { 0, 0x7f, 0x7fff, 0x7fffff, 0x7fffffff }; +int b2minsigned[] = { 0, -128, -32768, -8388608, -2147483647 - 1 }; + +static regs_type oldregs; + +void +init_regs (void) +{ + memset (®s, 0, sizeof (regs)); + memset (&oldregs, 0, sizeof (oldregs)); +} + +static unsigned int +get_reg_i (int id) +{ + if (id == 0) + return regs.r_psw & FLAGBIT_U ? regs.r_usp : regs.r_isp; + + if (id >= 1 && id <= 15) + return regs.r[id]; + + switch (id) + { + case psw: + return regs.r_psw; + case fpsw: + return regs.r_fpsw; + case isp: + return regs.r_isp; + case usp: + return regs.r_usp; + case bpc: + return regs.r_bpc; + case bpsw: + return regs.r_bpsw; + case fintv: + return regs.r_fintv; + case intb: + return regs.r_intb; + case pc: + return regs.r_pc; + case r_temp_idx: + return regs.r_temp; + case acchi: + return (SI)(regs.r_acc >> 32); + case accmi: + return (SI)(regs.r_acc >> 16); + case acclo: + return (SI)regs.r_acc; + } + abort(); +} + +unsigned int +get_reg (int id) +{ + unsigned int rv = get_reg_i (id); + if (trace > ((id != pc && id != sp) ? 0 : 1)) + printf ("get_reg (%s) = %08x\n", reg_names[id], rv); + return rv; +} + +static unsigned long long +get_reg64_i (int id) +{ + switch (id) + { + case acc64: + return regs.r_acc; + default: + abort (); + } +} + +unsigned long long +get_reg64 (int id) +{ + unsigned long long rv = get_reg64_i (id); + if (trace > ((id != pc && id != sp) ? 0 : 1)) + printf ("get_reg (%s) = %016llx\n", reg_names[id], rv); + return rv; +} + +static int highest_sp = 0, lowest_sp = 0xffffff; + +void +stack_heap_stats () +{ + if (heapbottom < heaptop) + printf ("heap: %08x - %08x (%d bytes)\n", heapbottom, heaptop, + heaptop - heapbottom); + if (lowest_sp < highest_sp) + printf ("stack: %08x - %08x (%d bytes)\n", lowest_sp, highest_sp, + highest_sp - lowest_sp); +} + +void +put_reg (int id, unsigned int v) +{ + if (trace > ((id != pc) ? 0 : 1)) + printf ("put_reg (%s) = %08x\n", reg_names[id], v); + + + switch (id) + { + case psw: + regs.r_psw = v; + break; + case fpsw: + { + SI anded; + /* This is an odd one - The Cx flags are AND'd, and the FS flag + is synthetic. */ + anded = regs.r_fpsw & v; + anded |= ~ FPSWBITS_CMASK; + regs.r_fpsw = v & anded; + if (regs.r_fpsw & FPSWBITS_FMASK) + regs.r_fpsw |= FPSWBITS_FSUM; + else + regs.r_fpsw &= ~FPSWBITS_FSUM; + } + break; + case isp: + regs.r_isp = v; + break; + case usp: + regs.r_usp = v; + break; + case bpc: + regs.r_bpc = v; + break; + case bpsw: + regs.r_bpsw = v; + break; + case fintv: + regs.r_fintv = v; + break; + case intb: + regs.r_intb = v; + break; + case pc: + regs.r_pc = v; + break; + + case acchi: + regs.r_acc = (regs.r_acc & 0xffffffffULL) | ((DI)v << 32); + break; + case accmi: + regs.r_acc = (regs.r_acc & ~0xffffffff0000ULL) | ((DI)v << 16); + break; + case acclo: + regs.r_acc = (regs.r_acc & ~0xffffffffULL) | ((DI)v); + break; + + case 0: /* Stack pointer is "in" R0. */ + { + if (v < heaptop) + { + unsigned int line; + const char * dummy; + const char * fname = NULL; + + sim_get_current_source_location (& dummy, & fname, &line); + + /* The setjmp and longjmp functions play tricks with the stack pointer. */ + if (fname == NULL + || (strcmp (fname, "_setjmp") != 0 + && strcmp (fname, "_longjmp") != 0)) + { + printf ("collision in %s: pc %08x heap %08x stack %08x\n", + fname, (unsigned int) regs.r_pc, heaptop, v); + exit (1); + } + } + else + { + if (v < lowest_sp) + lowest_sp = v; + if (v > highest_sp) + highest_sp = v; + } + + if (regs.r_psw & FLAGBIT_U) + regs.r_usp = v; + else + regs.r_isp = v; + break; + } + + default: + if (id >= 1 || id <= 15) + regs.r[id] = v; + else + abort (); + } +} + +void +put_reg64 (int id, unsigned long long v) +{ + if (trace > ((id != pc) ? 0 : 1)) + printf ("put_reg (%s) = %016llx\n", reg_names[id], v); + + switch (id) + { + case acc64: + regs.r_acc = v; + break; + default: + abort (); + } +} + +int +condition_true (int cond_id) +{ + int f; + + static const char *cond_name[] = { + "Z", + "!Z", + "C", + "!C", + "C&!Z", + "!(C&!Z)", + "!S", + "S", + "!(S^O)", + "S^O", + "!((S^O)|Z)", + "(S^O)|Z", + "O", + "!O", + "always", + "never" + }; + switch (cond_id & 15) + { + case 0: + f = FLAG_Z; + break; /* EQ/Z */ + case 1: + f = !FLAG_Z; + break; /* NE/NZ */ + case 2: + f = FLAG_C; + break; /* GEU/C */ + case 3: + f = !FLAG_C; + break; /* LTU/NC */ + case 4: + f = FLAG_C & !FLAG_Z; + break; /* GTU */ + case 5: + f = !(FLAG_C & !FLAG_Z); + break; /* LEU */ + case 6: + f = !FLAG_S; + break; /* PZ */ + case 7: + f = FLAG_S; + break; /* N */ + + case 8: + f = !(FLAG_S ^ FLAG_O); + break; /* GE */ + case 9: + f = FLAG_S ^ FLAG_O; + break; /* LT */ + case 10: + f = !((FLAG_S ^ FLAG_O) | FLAG_Z); + break; /* GT */ + case 11: + f = (FLAG_S ^ FLAG_O) | FLAG_Z; + break; /* LE */ + case 12: + f = FLAG_O; + break; /* O */ + case 13: + f = !FLAG_O; + break; /* NO */ + case 14: + f = 1; /* always */ + break; + default: + f = 0; /* never */ + break; + } + if (trace && ((cond_id & 15) != 14)) + printf ("cond[%d] %s = %s\n", cond_id, cond_name[cond_id & 15], + f ? "true" : "false"); + return f; +} + +void +set_flags (int mask, int newbits) +{ + regs.r_psw &= rx_flagand; + regs.r_psw |= rx_flagor; + regs.r_psw |= (newbits & mask & rx_flagmask); + + if (trace) + { + int i; + printf ("flags now \033[32m %d", (int)((regs.r_psw >> 24) & 7)); + for (i = 17; i >= 0; i--) + if (0x3000f & (1 << i)) + { + if (regs.r_psw & (1 << i)) + putchar ("CZSO------------IU"[i]); + else + putchar ('-'); + } + printf ("\033[0m\n"); + } +} + +void +set_oszc (long long value, int b, int c) +{ + int mask = b2mask[b]; + int f = 0; + + if (c) + f |= FLAGBIT_C; + if ((value & mask) == 0) + f |= FLAGBIT_Z; + if (value & b2signbit[b]) + f |= FLAGBIT_S; + if ((value > b2maxsigned[b]) || (value < b2minsigned[b])) + f |= FLAGBIT_O; + set_flags (FLAGBIT_Z | FLAGBIT_S | FLAGBIT_O | FLAGBIT_C, f); +} + +void +set_szc (long long value, int b, int c) +{ + int mask = b2mask[b]; + int f = 0; + + if (c) + f |= FLAGBIT_C; + if ((value & mask) == 0) + f |= FLAGBIT_Z; + if (value & b2signbit[b]) + f |= FLAGBIT_S; + set_flags (FLAGBIT_Z | FLAGBIT_S | FLAGBIT_C, f); +} + +void +set_osz (long long value, int b) +{ + int mask = b2mask[b]; + int f = 0; + + if ((value & mask) == 0) + f |= FLAGBIT_Z; + if (value & b2signbit[b]) + f |= FLAGBIT_S; + if ((value > b2maxsigned[b]) || (value < b2minsigned[b])) + f |= FLAGBIT_O; + set_flags (FLAGBIT_Z | FLAGBIT_S | FLAGBIT_O, f); +} + +void +set_sz (long long value, int b) +{ + int mask = b2mask[b]; + int f = 0; + + if ((value & mask) == 0) + f |= FLAGBIT_Z; + if (value & b2signbit[b]) + f |= FLAGBIT_S; + set_flags (FLAGBIT_Z | FLAGBIT_S, f); +} + +void +set_zc (int z, int c) +{ + set_flags (FLAGBIT_C | FLAGBIT_Z, + (c ? FLAGBIT_C : 0) | (z ? FLAGBIT_Z : 0)); +} + +void +set_c (int c) +{ + set_flags (FLAGBIT_C, c ? FLAGBIT_C : 0); +} + +static char * +psw2str(int rpsw) +{ + static char buf[10]; + char *bp = buf; + int i, ipl; + + ipl = (rpsw & FLAGBITS_IPL) >> FLAGSHIFT_IPL; + if (ipl > 9) + { + *bp++ = (ipl / 10) + '0'; + ipl %= 10; + } + *bp++ = ipl + '0'; + for (i = 20; i >= 0; i--) + if (0x13000f & (1 << i)) + { + if (rpsw & (1 << i)) + *bp++ = "CZSO------------IU--P"[i]; + else + *bp++ = '-'; + } + *bp = 0; + return buf; +} + +static char * +fpsw2str(int rpsw) +{ + static char buf[100]; + char *bp = buf; + int i; /* ---+---+---+---+---+---+---+---+ */ + const char s1[] = "FFFFFF-----------EEEEE-DCCCCCCRR"; + const char s2[] = "SXUZOV-----------XUZOV-NEXUZOV01"; + const char rm[4][3] = { "RC", "RZ", "RP", "RN" }; + + for (i = 31; i >= 0; i--) + if (0xfc007dfc & (1 << i)) + { + if (rpsw & (1 << i)) + { + if (bp > buf) + *bp++ = '.'; + *bp++ = s1[31-i]; + *bp++ = s2[31-i]; + } + } + if (bp > buf) + *bp++ = '.'; + strcpy (bp, rm[rpsw&3]); + return buf; +} + +#define TRC(f,n) \ + if (oldregs.f != regs.f) \ + { \ + if (tag) { printf (tag); tag = 0; } \ + printf(" %s %08x:%08x", n, \ + (unsigned int)oldregs.f, \ + (unsigned int)regs.f); \ + oldregs.f = regs.f; \ + } + +void +trace_register_changes (void) +{ + char *tag = "\033[36mREGS:"; + int i; + + if (!trace) + return; + for (i=1; i<16; i++) + TRC (r[i], reg_names[i]); + TRC (r_intb, "intb"); + TRC (r_usp, "usp"); + TRC (r_isp, "isp"); + if (oldregs.r_psw != regs.r_psw) + { + if (tag) { printf (tag); tag = 0; } + printf(" psw %s:", psw2str(oldregs.r_psw)); + printf("%s", psw2str(regs.r_psw)); + oldregs.r_psw = regs.r_psw; + } + + if (oldregs.r_fpsw != regs.r_fpsw) + { + if (tag) { printf (tag); tag = 0; } + printf(" fpsw %s:", fpsw2str(oldregs.r_fpsw)); + printf("%s", fpsw2str(regs.r_fpsw)); + oldregs.r_fpsw = regs.r_fpsw; + } + + if (oldregs.r_acc != regs.r_acc) + { + if (tag) { printf (tag); tag = 0; } + printf(" acc %016llx:", oldregs.r_acc); + printf("%016llx", regs.r_acc); + oldregs.r_acc = regs.r_acc; + } + + if (tag == 0) + printf ("\033[0m\n"); +}

reg.c Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: mem.c =================================================================== --- mem.c (nonexistent) +++ mem.c (revision 842) @@ -0,0 +1,552 @@ +/* mem.c --- memory for RX simulator. + +Copyright (C) 2005, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. +Contributed by Red Hat, Inc. + +This file is part of the GNU simulators. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + +/* This slows down the simulator and we get some false negatives from + gcc, like when it uses a long-sized hole to hold a byte-sized + variable, knowing that it doesn't care about the other bits. But, + if you need to track down a read-from-unitialized bug, set this to + 1. */ +#define RDCHECK 0 + +#include +#include +#include + +#include "mem.h" +#include "cpu.h" +#include "syscalls.h" +#include "misc.h" +#include "err.h" + +#define L1_BITS (10) +#define L2_BITS (10) +#define OFF_BITS (12) + +#define L1_LEN (1 << L1_BITS) +#define L2_LEN (1 << L2_BITS) +#define OFF_LEN (1 << OFF_BITS) + +static unsigned char **pt[L1_LEN]; +static unsigned char **ptr[L1_LEN]; + +/* [ get=0/put=1 ][ byte size ] */ +static unsigned int mem_counters[2][5]; + +#define COUNT(isput,bytes) \ + if (verbose && enable_counting) mem_counters[isput][bytes]++ + +void +init_mem (void) +{ + int i, j; + + for (i = 0; i < L1_LEN; i++) + if (pt[i]) + { + for (j = 0; j < L2_LEN; j++) + if (pt[i][j]) + free (pt[i][j]); + free (pt[i]); + } + memset (pt, 0, sizeof (pt)); + memset (ptr, 0, sizeof (ptr)); + memset (mem_counters, 0, sizeof (mem_counters)); +} + +enum mem_ptr_action +{ + MPA_WRITING, + MPA_READING, + MPA_CONTENT_TYPE +}; + +static unsigned char * +mem_ptr (unsigned long address, enum mem_ptr_action action) +{ + int pt1 = (address >> (L2_BITS + OFF_BITS)) & ((1 << L1_BITS) - 1); + int pt2 = (address >> OFF_BITS) & ((1 << L2_BITS) - 1); + int pto = address & ((1 << OFF_BITS) - 1); + + if (address == 0) + execution_error (SIM_ERR_NULL_POINTER_DEREFERENCE, 0); + + if (pt[pt1] == 0) + { + pt[pt1] = (unsigned char **) calloc (L2_LEN, sizeof (char **)); + ptr[pt1] = (unsigned char **) calloc (L2_LEN, sizeof (char **)); + } + if (pt[pt1][pt2] == 0) + { + if (action == MPA_READING) + execution_error (SIM_ERR_READ_UNWRITTEN_PAGES, address); + + pt[pt1][pt2] = (unsigned char *) malloc (OFF_LEN); + memset (pt[pt1][pt2], 0, OFF_LEN); + ptr[pt1][pt2] = (unsigned char *) malloc (OFF_LEN); + memset (ptr[pt1][pt2], MC_UNINIT, OFF_LEN); + } + else if (action == MPA_READING + && ptr[pt1][pt2][pto] == MC_UNINIT) + execution_error (SIM_ERR_READ_UNWRITTEN_BYTES, address); + + if (action == MPA_WRITING) + { + if (ptr[pt1][pt2][pto] == MC_PUSHED_PC) + execution_error (SIM_ERR_CORRUPT_STACK, address); + ptr[pt1][pt2][pto] = MC_DATA; + } + + if (action == MPA_CONTENT_TYPE) + return ptr[pt1][pt2] + pto; + + return pt[pt1][pt2] + pto; +} + +static inline int +is_reserved_address (unsigned int address) +{ + return (address >= 0x00020000 && address < 0x00080000) + || (address >= 0x00100000 && address < 0x01000000) + || (address >= 0x08000000 && address < 0xff000000); +} + +static void +used (int rstart, int i, int j) +{ + int rend = i << (L2_BITS + OFF_BITS); + rend += j << OFF_BITS; + if (rstart == 0xe0000 && rend == 0xe1000) + return; + printf ("mem: %08x - %08x (%dk bytes)\n", rstart, rend - 1, + (rend - rstart) / 1024); +} + +static char * +mcs (int isput, int bytes) +{ + return comma (mem_counters[isput][bytes]); +} + +void +mem_usage_stats () +{ + int i, j; + int rstart = 0; + int pending = 0; + + for (i = 0; i < L1_LEN; i++) + if (pt[i]) + { + for (j = 0; j < L2_LEN; j++) + if (pt[i][j]) + { + if (!pending) + { + pending = 1; + rstart = (i << (L2_BITS + OFF_BITS)) + (j << OFF_BITS); + } + } + else if (pending) + { + pending = 0; + used (rstart, i, j); + } + } + else + { + if (pending) + { + pending = 0; + used (rstart, i, 0); + } + } + /* mem foo: 123456789012 123456789012 123456789012 123456789012 + 123456789012 */ + printf (" byte short 3byte long" + " opcode\n"); + if (verbose > 1) + { + /* Only use comma separated numbers when being very verbose. + Comma separated numbers are hard to parse in awk scripts. */ + printf ("mem get: %12s %12s %12s %12s %12s\n", mcs (0, 1), mcs (0, 2), + mcs (0, 3), mcs (0, 4), mcs (0, 0)); + printf ("mem put: %12s %12s %12s %12s\n", mcs (1, 1), mcs (1, 2), + mcs (1, 3), mcs (1, 4)); + } + else + { + printf ("mem get: %12u %12u %12u %12u %12u\n", + mem_counters[0][1], mem_counters[0][2], + mem_counters[0][3], mem_counters[0][4], + mem_counters[0][0]); + printf ("mem put: %12u %12u %12u %12u\n", + mem_counters [1][1], mem_counters [1][2], + mem_counters [1][3], mem_counters [1][4]); + } +} + +unsigned long +mem_usage_cycles (void) +{ + unsigned long rv = mem_counters[0][0]; + rv += mem_counters[0][1] * 1; + rv += mem_counters[0][2] * 2; + rv += mem_counters[0][3] * 3; + rv += mem_counters[0][4] * 4; + rv += mem_counters[1][1] * 1; + rv += mem_counters[1][2] * 2; + rv += mem_counters[1][3] * 3; + rv += mem_counters[1][4] * 4; + return rv; +} + +static int tpr = 0; +static void +s (int address, char *dir) +{ + if (tpr == 0) + printf ("MEM[%08x] %s", address, dir); + tpr++; +} + +#define S(d) if (trace) s(address, d) +static void +e () +{ + if (!trace) + return; + tpr--; + if (tpr == 0) + printf ("\n"); +} + +static char +mtypec (int address) +{ + unsigned char *cp = mem_ptr (address, MPA_CONTENT_TYPE); + return "udp"[*cp]; +} + +#define E() if (trace) e() + +void +mem_put_byte (unsigned int address, unsigned char value) +{ + unsigned char *m; + char tc = ' '; + + if (trace) + tc = mtypec (address); + m = mem_ptr (address, MPA_WRITING); + if (trace) + printf (" %02x%c", value, tc); + *m = value; + switch (address) + { + case 0x00e1: + { + static int old_led = -1; + static char *led_on[] = + { "\033[31m O ", "\033[32m O ", "\033[34m O " }; + static char *led_off[] = { "\033[0m � ", "\033[0m � ", "\033[0m � " }; + int i; + if (old_led != value) + { + fputs (" ", stdout); + for (i = 0; i < 3; i++) + if (value & (1 << i)) + fputs (led_off[i], stdout); + else + fputs (led_on[i], stdout); + fputs ("\033[0m\r", stdout); + fflush (stdout); + old_led = value; + } + } + break; + + case 0x3aa: /* uart1tx */ + { + static int pending_exit = 0; + if (value == 0) + { + if (pending_exit) + { + step_result = RX_MAKE_EXITED(value); + return; + } + pending_exit = 1; + } + else + putchar(value); + } + break; + + default: + if (is_reserved_address (address)) + generate_access_exception (); + } +} + +void +mem_put_qi (int address, unsigned char value) +{ + S ("<="); + mem_put_byte (address, value & 0xff); + E (); + COUNT (1, 1); +} + +void +mem_put_hi (int address, unsigned short value) +{ + S ("<="); + if (rx_big_endian) + { + mem_put_byte (address, value >> 8); + mem_put_byte (address + 1, value & 0xff); + } + else + { + mem_put_byte (address, value & 0xff); + mem_put_byte (address + 1, value >> 8); + } + E (); + COUNT (1, 2); +} + +void +mem_put_psi (int address, unsigned long value) +{ + S ("<="); + if (rx_big_endian) + { + mem_put_byte (address, value >> 16); + mem_put_byte (address + 1, (value >> 8) & 0xff); + mem_put_byte (address + 2, value & 0xff); + } + else + { + mem_put_byte (address, value & 0xff); + mem_put_byte (address + 1, (value >> 8) & 0xff); + mem_put_byte (address + 2, value >> 16); + } + E (); + COUNT (1, 3); +} + +void +mem_put_si (int address, unsigned long value) +{ + S ("<="); + if (rx_big_endian) + { + mem_put_byte (address + 0, (value >> 24) & 0xff); + mem_put_byte (address + 1, (value >> 16) & 0xff); + mem_put_byte (address + 2, (value >> 8) & 0xff); + mem_put_byte (address + 3, value & 0xff); + } + else + { + mem_put_byte (address + 0, value & 0xff); + mem_put_byte (address + 1, (value >> 8) & 0xff); + mem_put_byte (address + 2, (value >> 16) & 0xff); + mem_put_byte (address + 3, (value >> 24) & 0xff); + } + E (); + COUNT (1, 4); +} + +void +mem_put_blk (int address, void *bufptr, int nbytes) +{ + S ("<="); + if (enable_counting) + mem_counters[1][1] += nbytes; + while (nbytes--) + mem_put_byte (address++, *(unsigned char *) bufptr++); + E (); +} + +unsigned char +mem_get_pc (int address) +{ + unsigned char *m = mem_ptr (address, MPA_READING); + COUNT (0, 0); + return *m; +} + +static unsigned char +mem_get_byte (unsigned int address) +{ + unsigned char *m; + + S ("=>"); + m = mem_ptr (address, MPA_READING); + switch (address) + { + case 0x3ad: /* uart1c1 */ + E(); + return 2; /* transmitter empty */ + break; + default: + if (trace) + printf (" %02x%c", *m, mtypec (address)); + if (is_reserved_address (address)) + generate_access_exception (); + break; + } + E (); + return *m; +} + +unsigned char +mem_get_qi (int address) +{ + unsigned char rv; + S ("=>"); + rv = mem_get_byte (address); + COUNT (0, 1); + E (); + return rv; +} + +unsigned short +mem_get_hi (int address) +{ + unsigned short rv; + S ("=>"); + if (rx_big_endian) + { + rv = mem_get_byte (address) << 8; + rv |= mem_get_byte (address + 1); + } + else + { + rv = mem_get_byte (address); + rv |= mem_get_byte (address + 1) << 8; + } + COUNT (0, 2); + E (); + return rv; +} + +unsigned long +mem_get_psi (int address) +{ + unsigned long rv; + S ("=>"); + if (rx_big_endian) + { + rv = mem_get_byte (address + 2); + rv |= mem_get_byte (address + 1) << 8; + rv |= mem_get_byte (address) << 16; + } + else + { + rv = mem_get_byte (address); + rv |= mem_get_byte (address + 1) << 8; + rv |= mem_get_byte (address + 2) << 16; + } + COUNT (0, 3); + E (); + return rv; +} + +unsigned long +mem_get_si (int address) +{ + unsigned long rv; + S ("=>"); + if (rx_big_endian) + { + rv = mem_get_byte (address + 3); + rv |= mem_get_byte (address + 2) << 8; + rv |= mem_get_byte (address + 1) << 16; + rv |= mem_get_byte (address) << 24; + } + else + { + rv = mem_get_byte (address); + rv |= mem_get_byte (address + 1) << 8; + rv |= mem_get_byte (address + 2) << 16; + rv |= mem_get_byte (address + 3) << 24; + } + COUNT (0, 4); + E (); + return rv; +} + +void +mem_get_blk (int address, void *bufptr, int nbytes) +{ + S ("=>"); + if (enable_counting) + mem_counters[0][1] += nbytes; + while (nbytes--) + *(char *) bufptr++ = mem_get_byte (address++); + E (); +} + +int +sign_ext (int v, int bits) +{ + if (bits < 32) + { + v &= (1 << bits) - 1; + if (v & (1 << (bits - 1))) + v -= (1 << bits); + } + return v; +} + +void +mem_set_content_type (int address, enum mem_content_type type) +{ + unsigned char *mt = mem_ptr (address, MPA_CONTENT_TYPE); + *mt = type; +} + +void +mem_set_content_range (int start_address, int end_address, enum mem_content_type type) +{ + while (start_address < end_address) + { + int sz, ofs; + unsigned char *mt; + + sz = end_address - start_address; + ofs = start_address % L1_LEN; + if (sz + ofs > L1_LEN) + sz = L1_LEN - ofs; + + mt = mem_ptr (start_address, MPA_CONTENT_TYPE); + memset (mt, type, sz); + + start_address += sz; + } +} + +enum mem_content_type +mem_get_content_type (int address) +{ + unsigned char *mt = mem_ptr (address, MPA_CONTENT_TYPE); + return *mt; +}

mem.c Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: syscall.h =================================================================== --- syscall.h (nonexistent) +++ syscall.h (revision 842) @@ -0,0 +1,50 @@ +/* Copied from libgloss */ +/* General use syscall.h file. + The more ports that use this file, the simpler sim/common/nltvals.def + remains. */ + +#ifndef LIBGLOSS_SYSCALL_H +#define LIBGLOSS_SYSCALL_H + +/* Note: This file may be included by assembler source. */ + +/* These should be as small as possible to allow a port to use a trap type + instruction, which the system call # as the trap (the d10v for instance + supports traps 0..31). An alternative would be to define one trap for doing + system calls, and put the system call number in a register that is not used + for the normal calling sequence (so that you don't have to shift down the + arguments to add the system call number). Obviously, if these system call + numbers are ever changed, all of the simulators and potentially user code + will need to be updated. */ + +/* There is no current need for the following: SYS_execv, SYS_creat, SYS_wait, + etc. etc. Don't add them. */ + +/* These are required by the ANSI C part of newlib (excluding system() of + course). */ +#define SYS_exit 1 +#define SYS_open 2 +#define SYS_close 3 +#define SYS_read 4 +#define SYS_write 5 +#define SYS_lseek 6 +#define SYS_unlink 7 +#define SYS_getpid 8 +#define SYS_kill 9 +#define SYS_fstat 10 +/*#define SYS_sbrk 11 - not currently a system call, but reserved. */ + +/* ARGV support. */ +#define SYS_argvlen 12 +#define SYS_argv 13 + +/* These are extras added for one reason or another. */ +#define SYS_chdir 14 +#define SYS_stat 15 +#define SYS_chmod 16 +#define SYS_utime 17 +#define SYS_time 18 +#define SYS_gettimeofday 19 +#define SYS_times 20 +#define SYS_link 21 +#endif

syscall.h Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: load.c =================================================================== --- load.c (nonexistent) +++ load.c (revision 842) @@ -0,0 +1,148 @@ +/* load.c --- loading object files into the RX simulator. + +Copyright (C) 2005, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. +Contributed by Red Hat, Inc. + +This file is part of the GNU simulators. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + + +#include +#include +#include + +#include "bfd.h" +#include "libbfd.h" +#include "cpu.h" +#include "mem.h" +#include "elf/internal.h" +#include "elf/common.h" + +/* A note about endianness and swapping... + + The RX chip is CISC-like in that the opcodes are variable length + and are read as a stream of bytes. However, the chip itself shares + the code prefetch block with the data fetch block, so when it's + configured for big endian mode, the memory fetched for opcodes is + word-swapped. To compensate for this, the ELF file has the code + sections pre-swapped. Our BFD knows this, and for the convenience + of all the other tools, hides this swapping at a very low level. + I.e. it swaps words on the way out and on the way back in. + + Fortunately the iovector routines are unaffected by this, so we + can use them to read in the segments directly, without having + to worry about byte swapping anything. + + However, our opcode decoder and disassemblers need to swap the data + after reading it from the chip memory, just like the chip does. + All in all, the code words are swapped four times between the + assembler and our decoder. + + If the chip is running in little-endian mode, no swapping is done + anywhere. Note also that the *operands* within opcodes are always + encoded in little-endian format. */ + +void +rx_load (bfd *prog) +{ + unsigned long highest_addr_loaded = 0; + Elf_Internal_Phdr * phdrs; + long sizeof_phdrs; + int num_headers; + int i; + + rx_big_endian = bfd_big_endian (prog); + + /* Note we load by ELF program header not by BFD sections. + This is because BFD sections get their information from + the ELF section structure, which only includes a VMA value + and not an LMA value. */ + sizeof_phdrs = bfd_get_elf_phdr_upper_bound (prog); + if (sizeof_phdrs == 0) + { + fprintf (stderr, "Failed to get size of program headers\n"); + return; + } + phdrs = malloc (sizeof_phdrs); + if (phdrs == NULL) + { + fprintf (stderr, "Failed allocate memory to hold program headers\n"); + return; + } + num_headers = bfd_get_elf_phdrs (prog, phdrs); + if (num_headers < 1) + { + fprintf (stderr, "Failed to read program headers\n"); + return; + } + + for (i = 0; i < num_headers; i++) + { + Elf_Internal_Phdr * p = phdrs + i; + char *buf; + bfd_vma size; + bfd_vma base; + file_ptr offset; + + size = p->p_filesz; + if (size <= 0) + continue; + + base = p->p_paddr; + if (verbose > 1) + fprintf (stderr, "[load segment: lma=%08x vma=%08x size=%08x]\n", + (int) base, (int) p->p_vaddr, (int) size); + + buf = malloc (size); + if (buf == NULL) + { + fprintf (stderr, "Failed to allocate buffer to hold program segment\n"); + continue; + } + + offset = p->p_offset; + if (prog->iovec->bseek (prog, offset, SEEK_SET) != 0) + { + fprintf (stderr, "Failed to seek to offset %lx\n", (long) offset); + continue; + } + if (prog->iovec->bread (prog, buf, size) != size) + { + fprintf (stderr, "Failed to read %lx bytes\n", size); + continue; + } + + mem_put_blk (base, buf, size); + free (buf); + if (highest_addr_loaded < base + size - 1 && size >= 4) + highest_addr_loaded = base + size - 1; + } + + free (phdrs); + + regs.r_pc = prog->start_address; + + if (strcmp (bfd_get_target (prog), "srec") == 0 + || regs.r_pc == 0) + { + regs.r_pc = mem_get_si (0xfffffffc); + heaptop = heapbottom = 0; + } + + if (verbose > 1) + fprintf (stderr, "[start pc=%08x %s]\n", + (unsigned int) regs.r_pc, + rx_big_endian ? "BE" : "LE"); +}

load.c Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: mem.h =================================================================== --- mem.h (nonexistent) +++ mem.h (revision 842) @@ -0,0 +1,52 @@ +/* mem.h --- interface to memory for M32C simulator. + +Copyright (C) 2005, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. +Contributed by Red Hat, Inc. + +This file is part of the GNU simulators. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + +enum mem_content_type { + MC_UNINIT, + MC_DATA, + MC_PUSHED_PC, + MC_NUM_TYPES +}; + +void init_mem (void); +void mem_usage_stats (void); +unsigned long mem_usage_cycles (void); + +void mem_put_qi (int address, unsigned char value); +void mem_put_hi (int address, unsigned short value); +void mem_put_psi (int address, unsigned long value); +void mem_put_si (int address, unsigned long value); + +void mem_put_blk (int address, void *bufptr, int nbytes); + +unsigned char mem_get_pc (int address); + +unsigned char mem_get_qi (int address); +unsigned short mem_get_hi (int address); +unsigned long mem_get_psi (int address); +unsigned long mem_get_si (int address); + +void mem_get_blk (int address, void *bufptr, int nbytes); + +int sign_ext (int v, int bits); + +void mem_set_content_type (int address, enum mem_content_type type); +void mem_set_content_range (int start_address, int end_address, enum mem_content_type type); +enum mem_content_type mem_get_content_type (int address);

mem.h Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: load.h =================================================================== --- load.h (nonexistent) +++ load.h (revision 842) @@ -0,0 +1,27 @@ +/* load.h --- interface to loading object files into the RX simulator. + +Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc. +Contributed by Red Hat, Inc. + +This file is part of the GNU simulators. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + + +#include "bfd.h" + +extern int default_machine; + +void rx_set_mach (int mach); +void rx_load (bfd *);

load.h Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: main.c =================================================================== --- main.c (nonexistent) +++ main.c (revision 842) @@ -0,0 +1,208 @@ +/* main.c --- main function for stand-alone RX simulator. + +Copyright (C) 2005, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. +Contributed by Red Hat, Inc. + +This file is part of the GNU simulators. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + + +#include "config.h" +#include +#include +#ifdef HAVE_STDLIB_H +#include +#endif +#ifdef HAVE_UNISTD_H +#include +#endif +#include +#include +#include +#ifdef HAVE_GETOPT_H +#include +#endif + +#include "bfd.h" + +#include "cpu.h" +#include "mem.h" +#include "misc.h" +#include "load.h" +#include "trace.h" +#include "err.h" + +static int disassemble = 0; + +/* This must be higher than any other option index. */ +#define OPT_ACT 400 + +#define ACT(E,A) (OPT_ACT + SIM_ERR_##E * SIM_ERRACTION_NUM_ACTIONS + SIM_ERRACTION_##A) + +static struct option sim_options[] = +{ + { "end-sim-args", 0, NULL, 'E' }, + { "exit-null-deref", 0, NULL, ACT(NULL_POINTER_DEREFERENCE,EXIT) }, + { "warn-null-deref", 0, NULL, ACT(NULL_POINTER_DEREFERENCE,WARN) }, + { "ignore-null-deref", 0, NULL, ACT(NULL_POINTER_DEREFERENCE,IGNORE) }, + { "exit-unwritten-pages", 0, NULL, ACT(READ_UNWRITTEN_PAGES,EXIT) }, + { "warn-unwritten-pages", 0, NULL, ACT(READ_UNWRITTEN_PAGES,WARN) }, + { "ignore-unwritten-pages", 0, NULL, ACT(READ_UNWRITTEN_PAGES,IGNORE) }, + { "exit-unwritten-bytes", 0, NULL, ACT(READ_UNWRITTEN_BYTES,EXIT) }, + { "warn-unwritten-bytes", 0, NULL, ACT(READ_UNWRITTEN_BYTES,WARN) }, + { "ignore-unwritten-bytes", 0, NULL, ACT(READ_UNWRITTEN_BYTES,IGNORE) }, + { "exit-corrupt-stack", 0, NULL, ACT(CORRUPT_STACK,EXIT) }, + { "warn-corrupt-stack", 0, NULL, ACT(CORRUPT_STACK,WARN) }, + { "ignore-corrupt-stack", 0, NULL, ACT(CORRUPT_STACK,IGNORE) }, + { 0, 0, 0, 0 } +}; + +static void +done (int exit_code) +{ + if (verbose) + { + stack_heap_stats (); + mem_usage_stats (); + /* Only use comma separated numbers when being very verbose. + Comma separated numbers are hard to parse in awk scripts. */ + if (verbose > 1) + printf ("insns: %14s\n", comma (rx_cycles)); + else + printf ("insns: %u\n", rx_cycles); + } + exit (exit_code); +} + +int +main (int argc, char **argv) +{ + int o; + int save_trace; + bfd *prog; + + /* By default, we exit when an execution error occurs. */ + execution_error_init_standalone (); + + while ((o = getopt_long (argc, argv, "tvdeEwi", sim_options, NULL)) != -1) + { + if (o == 'E') + /* Stop processing the command line. This is so that any remaining + words on the command line that look like arguments will be passed + on to the program being simulated. */ + break; + + if (o >= OPT_ACT) + { + int e, a; + + o -= OPT_ACT; + e = o / SIM_ERRACTION_NUM_ACTIONS; + a = o % SIM_ERRACTION_NUM_ACTIONS; + execution_error_set_action (e, a); + } + else switch (o) + { + case 't': + trace++; + break; + case 'v': + verbose++; + break; + case 'd': + disassemble++; + break; + case 'e': + execution_error_init_standalone (); + break; + case 'w': + execution_error_warn_all (); + break; + case 'i': + execution_error_ignore_all (); + break; + case '?': + { + int i; + fprintf (stderr, + "usage: run [options] program [arguments]\n"); + fprintf (stderr, + "\t-v\t- increase verbosity.\n" + "\t-t\t- trace.\n" + "\t-d\t- disassemble.\n" + "\t-E\t- stop processing sim args\n" + "\t-e\t- exit on all execution errors.\n" + "\t-w\t- warn (do not exit) on all execution errors.\n" + "\t-i\t- ignore all execution errors.\n"); + for (i=0; sim_options[i].name; i++) + fprintf (stderr, "\t--%s\n", sim_options[i].name); + exit (1); + } + } + } + + prog = bfd_openr (argv[optind], 0); + if (!prog) + { + fprintf (stderr, "Can't read %s\n", argv[optind]); + exit (1); + } + + if (!bfd_check_format (prog, bfd_object)) + { + fprintf (stderr, "%s not a rx program\n", argv[optind]); + exit (1); + } + + init_regs (); + + rx_in_gdb = 0; + save_trace = trace; + trace = 0; + rx_load (prog); + trace = save_trace; + + sim_disasm_init (prog); + + while (1) + { + int rc; + + if (trace) + printf ("\n"); + + if (disassemble) + sim_disasm_one (); + + enable_counting = verbose; + rc = decode_opcode (); + enable_counting = 0; + + if (RX_HIT_BREAK (rc)) + done (1); + else if (RX_EXITED (rc)) + done (RX_EXIT_STATUS (rc)); + else if (RX_STOPPED (rc)) + { + if (verbose) + printf("Stopped on signal %d\n", RX_STOP_SIG (rc)); + exit(1); + } + else + assert (RX_STEPPED (rc)); + + trace_register_changes (); + } +}

main.c Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: gdb-if.c =================================================================== --- gdb-if.c (nonexistent) +++ gdb-if.c (revision 842) @@ -0,0 +1,841 @@ +/* gdb-if.c -- sim interface to GDB. + +Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc. +Contributed by Red Hat, Inc. + +This file is part of the GNU simulators. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + +#include +#include +#include +#include +#include +#include + +#include "ansidecl.h" +#include "gdb/callback.h" +#include "gdb/remote-sim.h" +#include "gdb/signals.h" +#include "gdb/sim-rx.h" + +#include "cpu.h" +#include "mem.h" +#include "load.h" +#include "syscalls.h" +#include "err.h" + +/* Ideally, we'd wrap up all the minisim's data structures in an + object and pass that around. However, neither GDB nor run needs + that ability. + + So we just have one instance, that lives in global variables, and + each time we open it, we re-initialize it. */ +struct sim_state +{ + const char *message; +}; + +static struct sim_state the_minisim = { + "This is the sole rx minisim instance. See libsim.a's global variables." +}; + +static int open; + +SIM_DESC +sim_open (SIM_OPEN_KIND kind, + struct host_callback_struct *callback, + struct bfd *abfd, char **argv) +{ + if (open) + fprintf (stderr, "rx minisim: re-opened sim\n"); + + /* The 'run' interface doesn't use this function, so we don't care + about KIND; it's always SIM_OPEN_DEBUG. */ + if (kind != SIM_OPEN_DEBUG) + fprintf (stderr, "rx minisim: sim_open KIND != SIM_OPEN_DEBUG: %d\n", + kind); + + set_callbacks (callback); + + /* We don't expect any command-line arguments. */ + + init_mem (); + init_regs (); + execution_error_init_debugger (); + + sim_disasm_init (abfd); + open = 1; + return &the_minisim; +} + +static void +check_desc (SIM_DESC sd) +{ + if (sd != &the_minisim) + fprintf (stderr, "rx minisim: desc != &the_minisim\n"); +} + +void +sim_close (SIM_DESC sd, int quitting) +{ + check_desc (sd); + + /* Not much to do. At least free up our memory. */ + init_mem (); + + open = 0; +} + +static bfd * +open_objfile (const char *filename) +{ + bfd *prog = bfd_openr (filename, 0); + + if (!prog) + { + fprintf (stderr, "Can't read %s\n", filename); + return 0; + } + + if (!bfd_check_format (prog, bfd_object)) + { + fprintf (stderr, "%s not a rx program\n", filename); + return 0; + } + + return prog; +} + +static struct swap_list +{ + bfd_vma start, end; + struct swap_list *next; +} *swap_list = NULL; + +static void +free_swap_list (void) +{ + while (swap_list) + { + struct swap_list *next = swap_list->next; + free (swap_list); + swap_list = next; + } +} + +/* When running in big endian mode, we must do an additional + byte swap of memory areas used to hold instructions. See + the comment preceding rx_load in load.c to see why this is + so. + + Construct a list of memory areas that must be byte swapped. + This list will be consulted when either reading or writing + memory. */ + +static void +build_swap_list (struct bfd *abfd) +{ + asection *s; + free_swap_list (); + + /* Nothing to do when in little endian mode. */ + if (!rx_big_endian) + return; + + for (s = abfd->sections; s; s = s->next) + { + if ((s->flags & SEC_LOAD) && (s->flags & SEC_CODE)) + { + struct swap_list *sl; + bfd_size_type size; + + size = bfd_get_section_size (s); + if (size <= 0) + continue; + + sl = malloc (sizeof (struct swap_list)); + assert (sl != NULL); + sl->next = swap_list; + sl->start = bfd_section_lma (abfd, s); + sl->end = sl->start + size; + swap_list = sl; + } + } +} + +static int +addr_in_swap_list (bfd_vma addr) +{ + struct swap_list *s; + + for (s = swap_list; s; s = s->next) + { + if (s->start <= addr && addr < s->end) + return 1; + } + return 0; +} + +SIM_RC +sim_load (SIM_DESC sd, char *prog, struct bfd *abfd, int from_tty) +{ + check_desc (sd); + + if (!abfd) + abfd = open_objfile (prog); + if (!abfd) + return SIM_RC_FAIL; + + rx_load (abfd); + build_swap_list (abfd); + + return SIM_RC_OK; +} + +SIM_RC +sim_create_inferior (SIM_DESC sd, struct bfd *abfd, char **argv, char **env) +{ + check_desc (sd); + + if (abfd) + { + rx_load (abfd); + build_swap_list (abfd); + } + + return SIM_RC_OK; +} + +int +sim_read (SIM_DESC sd, SIM_ADDR mem, unsigned char *buf, int length) +{ + int i; + + check_desc (sd); + + if (mem == 0) + return 0; + + execution_error_clear_last_error (); + + for (i = 0; i < length; i++) + { + bfd_vma addr = mem + i; + int do_swap = addr_in_swap_list (addr); + buf[i] = mem_get_qi (addr ^ (do_swap ? 3 : 0)); + + if (execution_error_get_last_error () != SIM_ERR_NONE) + return i; + } + + return length; +} + +int +sim_write (SIM_DESC sd, SIM_ADDR mem, unsigned char *buf, int length) +{ + int i; + + check_desc (sd); + + execution_error_clear_last_error (); + + for (i = 0; i < length; i++) + { + bfd_vma addr = mem + i; + int do_swap = addr_in_swap_list (addr); + mem_put_qi (addr ^ (do_swap ? 3 : 0), buf[i]); + + if (execution_error_get_last_error () != SIM_ERR_NONE) + return i; + } + + return length; +} + +/* Read the LENGTH bytes at BUF as an little-endian value. */ +static DI +get_le (unsigned char *buf, int length) +{ + DI acc = 0; + while (--length >= 0) + acc = (acc << 8) + buf[length]; + + return acc; +} + +/* Read the LENGTH bytes at BUF as a big-endian value. */ +static DI +get_be (unsigned char *buf, int length) +{ + DI acc = 0; + while (length-- > 0) + acc = (acc << 8) + *buf++; + + return acc; +} + +/* Store VAL as a little-endian value in the LENGTH bytes at BUF. */ +static void +put_le (unsigned char *buf, int length, DI val) +{ + int i; + + for (i = 0; i < length; i++) + { + buf[i] = val & 0xff; + val >>= 8; + } +} + +/* Store VAL as a big-endian value in the LENGTH bytes at BUF. */ +static void +put_be (unsigned char *buf, int length, DI val) +{ + int i; + + for (i = length-1; i >= 0; i--) + { + buf[i] = val & 0xff; + val >>= 8; + } +} + + +static int +check_regno (enum sim_rx_regnum regno) +{ + return 0 <= regno && regno < sim_rx_num_regs; +} + +static size_t +reg_size (enum sim_rx_regnum regno) +{ + size_t size; + + switch (regno) + { + case sim_rx_r0_regnum: + size = sizeof (regs.r[0]); + break; + case sim_rx_r1_regnum: + size = sizeof (regs.r[1]); + break; + case sim_rx_r2_regnum: + size = sizeof (regs.r[2]); + break; + case sim_rx_r3_regnum: + size = sizeof (regs.r[3]); + break; + case sim_rx_r4_regnum: + size = sizeof (regs.r[4]); + break; + case sim_rx_r5_regnum: + size = sizeof (regs.r[5]); + break; + case sim_rx_r6_regnum: + size = sizeof (regs.r[6]); + break; + case sim_rx_r7_regnum: + size = sizeof (regs.r[7]); + break; + case sim_rx_r8_regnum: + size = sizeof (regs.r[8]); + break; + case sim_rx_r9_regnum: + size = sizeof (regs.r[9]); + break; + case sim_rx_r10_regnum: + size = sizeof (regs.r[10]); + break; + case sim_rx_r11_regnum: + size = sizeof (regs.r[11]); + break; + case sim_rx_r12_regnum: + size = sizeof (regs.r[12]); + break; + case sim_rx_r13_regnum: + size = sizeof (regs.r[13]); + break; + case sim_rx_r14_regnum: + size = sizeof (regs.r[14]); + break; + case sim_rx_r15_regnum: + size = sizeof (regs.r[15]); + break; + case sim_rx_isp_regnum: + size = sizeof (regs.r_isp); + break; + case sim_rx_usp_regnum: + size = sizeof (regs.r_usp); + break; + case sim_rx_intb_regnum: + size = sizeof (regs.r_intb); + break; + case sim_rx_pc_regnum: + size = sizeof (regs.r_pc); + break; + case sim_rx_ps_regnum: + size = sizeof (regs.r_psw); + break; + case sim_rx_bpc_regnum: + size = sizeof (regs.r_bpc); + break; + case sim_rx_bpsw_regnum: + size = sizeof (regs.r_bpsw); + break; + case sim_rx_fintv_regnum: + size = sizeof (regs.r_fintv); + break; + case sim_rx_fpsw_regnum: + size = sizeof (regs.r_fpsw); + break; + default: + size = 0; + break; + } + return size; +} + +int +sim_fetch_register (SIM_DESC sd, int regno, unsigned char *buf, int length) +{ + size_t size; + DI val; + + check_desc (sd); + + if (!check_regno (regno)) + return 0; + + size = reg_size (regno); + + if (length != size) + return 0; + + switch (regno) + { + case sim_rx_r0_regnum: + val = get_reg (0); + break; + case sim_rx_r1_regnum: + val = get_reg (1); + break; + case sim_rx_r2_regnum: + val = get_reg (2); + break; + case sim_rx_r3_regnum: + val = get_reg (3); + break; + case sim_rx_r4_regnum: + val = get_reg (4); + break; + case sim_rx_r5_regnum: + val = get_reg (5); + break; + case sim_rx_r6_regnum: + val = get_reg (6); + break; + case sim_rx_r7_regnum: + val = get_reg (7); + break; + case sim_rx_r8_regnum: + val = get_reg (8); + break; + case sim_rx_r9_regnum: + val = get_reg (9); + break; + case sim_rx_r10_regnum: + val = get_reg (10); + break; + case sim_rx_r11_regnum: + val = get_reg (11); + break; + case sim_rx_r12_regnum: + val = get_reg (12); + break; + case sim_rx_r13_regnum: + val = get_reg (13); + break; + case sim_rx_r14_regnum: + val = get_reg (14); + break; + case sim_rx_r15_regnum: + val = get_reg (15); + break; + case sim_rx_isp_regnum: + val = get_reg (isp); + break; + case sim_rx_usp_regnum: + val = get_reg (usp); + break; + case sim_rx_intb_regnum: + val = get_reg (intb); + break; + case sim_rx_pc_regnum: + val = get_reg (pc); + break; + case sim_rx_ps_regnum: + val = get_reg (psw); + break; + case sim_rx_bpc_regnum: + val = get_reg (bpc); + break; + case sim_rx_bpsw_regnum: + val = get_reg (bpsw); + break; + case sim_rx_fintv_regnum: + val = get_reg (fintv); + break; + case sim_rx_fpsw_regnum: + val = get_reg (fpsw); + break; + default: + fprintf (stderr, "rx minisim: unrecognized register number: %d\n", + regno); + return -1; + } + + if (rx_big_endian) + put_be (buf, length, val); + else + put_le (buf, length, val); + + return size; +} + +int +sim_store_register (SIM_DESC sd, int regno, unsigned char *buf, int length) +{ + size_t size; + DI val; + + check_desc (sd); + + if (!check_regno (regno)) + return 0; + + size = reg_size (regno); + + if (length != size) + return 0; + + if (rx_big_endian) + val = get_be (buf, length); + else + val = get_le (buf, length); + + switch (regno) + { + case sim_rx_r0_regnum: + put_reg (0, val); + break; + case sim_rx_r1_regnum: + put_reg (1, val); + break; + case sim_rx_r2_regnum: + put_reg (2, val); + break; + case sim_rx_r3_regnum: + put_reg (3, val); + break; + case sim_rx_r4_regnum: + put_reg (4, val); + break; + case sim_rx_r5_regnum: + put_reg (5, val); + break; + case sim_rx_r6_regnum: + put_reg (6, val); + break; + case sim_rx_r7_regnum: + put_reg (7, val); + break; + case sim_rx_r8_regnum: + put_reg (8, val); + break; + case sim_rx_r9_regnum: + put_reg (9, val); + break; + case sim_rx_r10_regnum: + put_reg (10, val); + break; + case sim_rx_r11_regnum: + put_reg (11, val); + break; + case sim_rx_r12_regnum: + put_reg (12, val); + break; + case sim_rx_r13_regnum: + put_reg (13, val); + break; + case sim_rx_r14_regnum: + put_reg (14, val); + break; + case sim_rx_r15_regnum: + put_reg (15, val); + break; + case sim_rx_isp_regnum: + put_reg (isp, val); + break; + case sim_rx_usp_regnum: + put_reg (usp, val); + break; + case sim_rx_intb_regnum: + put_reg (intb, val); + break; + case sim_rx_pc_regnum: + put_reg (pc, val); + break; + case sim_rx_ps_regnum: + put_reg (psw, val); + break; + case sim_rx_bpc_regnum: + put_reg (bpc, val); + break; + case sim_rx_bpsw_regnum: + put_reg (bpsw, val); + break; + case sim_rx_fintv_regnum: + put_reg (fintv, val); + break; + case sim_rx_fpsw_regnum: + put_reg (fpsw, val); + break; + default: + fprintf (stderr, "rx minisim: unrecognized register number: %d\n", + regno); + return -1; + } + + return size; +} + +void +sim_info (SIM_DESC sd, int verbose) +{ + check_desc (sd); + + printf ("The rx minisim doesn't collect any statistics.\n"); +} + +static volatile int stop; +static enum sim_stop reason; +int siggnal; + + +/* Given a signal number used by the RX bsp (that is, newlib), + return a host signal number. (Oddly, the gdb/sim interface uses + host signal numbers...) */ +int +rx_signal_to_host (int rx) +{ + switch (rx) + { + case 4: +#ifdef SIGILL + return SIGILL; +#else + return SIGSEGV; +#endif + + case 5: + return SIGTRAP; + + case 10: +#ifdef SIGBUS + return SIGBUS; +#else + return SIGSEGV; +#endif + + case 11: + return SIGSEGV; + + case 24: +#ifdef SIGXCPU + return SIGXCPU; +#else + break; +#endif + + case 2: + return SIGINT; + + case 8: +#ifdef SIGFPE + return SIGFPE; +#else + break; +#endif + + case 6: + return SIGABRT; + } + + return 0; +} + + +/* Take a step return code RC and set up the variables consulted by + sim_stop_reason appropriately. */ +void +handle_step (int rc) +{ + if (execution_error_get_last_error () != SIM_ERR_NONE) + { + reason = sim_stopped; + siggnal = TARGET_SIGNAL_SEGV; + } + if (RX_STEPPED (rc) || RX_HIT_BREAK (rc)) + { + reason = sim_stopped; + siggnal = TARGET_SIGNAL_TRAP; + } + else if (RX_STOPPED (rc)) + { + reason = sim_stopped; + siggnal = rx_signal_to_host (RX_STOP_SIG (rc)); + } + else + { + assert (RX_EXITED (rc)); + reason = sim_exited; + siggnal = RX_EXIT_STATUS (rc); + } +} + + +void +sim_resume (SIM_DESC sd, int step, int sig_to_deliver) +{ + check_desc (sd); + + if (sig_to_deliver != 0) + { + fprintf (stderr, + "Warning: the rx minisim does not implement " + "signal delivery yet.\n" "Resuming with no signal.\n"); + } + + execution_error_clear_last_error (); + + if (step) + handle_step (decode_opcode ()); + else + { + /* We don't clear 'stop' here, because then we would miss + interrupts that arrived on the way here. Instead, we clear + the flag in sim_stop_reason, after GDB has disabled the + interrupt signal handler. */ + for (;;) + { + if (stop) + { + stop = 0; + reason = sim_stopped; + siggnal = TARGET_SIGNAL_INT; + break; + } + + int rc = decode_opcode (); + + if (execution_error_get_last_error () != SIM_ERR_NONE) + { + reason = sim_stopped; + siggnal = TARGET_SIGNAL_SEGV; + break; + } + + if (!RX_STEPPED (rc)) + { + handle_step (rc); + break; + } + } + } +} + +int +sim_stop (SIM_DESC sd) +{ + stop = 1; + + return 1; +} + +void +sim_stop_reason (SIM_DESC sd, enum sim_stop *reason_p, int *sigrc_p) +{ + check_desc (sd); + + *reason_p = reason; + *sigrc_p = siggnal; +} + +void +sim_do_command (SIM_DESC sd, char *cmd) +{ + check_desc (sd); + + char *p = cmd; + + /* Skip leading whitespace. */ + while (isspace (*p)) + p++; + + /* Find the extent of the command word. */ + for (p = cmd; *p; p++) + if (isspace (*p)) + break; + + /* Null-terminate the command word, and record the start of any + further arguments. */ + char *args; + if (*p) + { + *p = '\0'; + args = p + 1; + while (isspace (*args)) + args++; + } + else + args = p; + + if (strcmp (cmd, "trace") == 0) + { + if (strcmp (args, "on") == 0) + trace = 1; + else if (strcmp (args, "off") == 0) + trace = 0; + else + printf ("The 'sim trace' command expects 'on' or 'off' " + "as an argument.\n"); + } + else if (strcmp (cmd, "verbose") == 0) + { + if (strcmp (args, "on") == 0) + verbose = 1; + else if (strcmp (args, "off") == 0) + verbose = 0; + else + printf ("The 'sim verbose' command expects 'on' or 'off'" + " as an argument.\n"); + } + else + printf ("The 'sim' command expects either 'trace' or 'verbose'" + " as a subcommand.\n"); +}

gdb-if.c Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: err.c =================================================================== --- err.c (nonexistent) +++ err.c (revision 842) @@ -0,0 +1,140 @@ +/* err.c --- handle errors for RX simulator. + +Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc. +Contributed by Red Hat, Inc. + +This file is part of the GNU simulators. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + +#include +#include + +#include "err.h" + +static unsigned char ee_actions[SIM_ERR_NUM_ERRORS]; + +static enum execution_error last_error; + +static void +ee_overrides () +{ + /* GCC may initialize a bitfield by reading the uninitialized byte, + masking in the bitfield, and writing the byte back out. */ + ee_actions[SIM_ERR_READ_UNWRITTEN_BYTES] = SIM_ERRACTION_IGNORE; + /* This breaks stack unwinding for exceptions because it leaves + MC_PUSHED_PC tags in the unwound stack frames. */ + ee_actions[SIM_ERR_CORRUPT_STACK] = SIM_ERRACTION_IGNORE; +} + +void +execution_error_init_standalone (void) +{ + int i; + + for (i = 0; i < SIM_ERR_NUM_ERRORS; i++) + ee_actions[i] = SIM_ERRACTION_EXIT; + + ee_overrides (); +} + +void +execution_error_init_debugger (void) +{ + int i; + + for (i = 0; i < SIM_ERR_NUM_ERRORS; i++) + ee_actions[i] = SIM_ERRACTION_DEBUG; + + ee_overrides (); +} + +void +execution_error_exit_all (void) +{ + int i; + + for (i = 0; i < SIM_ERR_NUM_ERRORS; i++) + ee_actions[i] = SIM_ERRACTION_EXIT; +} + +void +execution_error_warn_all (void) +{ + int i; + + for (i = 0; i < SIM_ERR_NUM_ERRORS; i++) + ee_actions[i] = SIM_ERRACTION_WARN; +} + +void +execution_error_ignore_all (void) +{ + int i; + + for (i = 0; i < SIM_ERR_NUM_ERRORS; i++) + ee_actions[i] = SIM_ERRACTION_IGNORE; +} + +void +execution_error (enum execution_error num, unsigned long address) +{ + if (ee_actions[num] != SIM_ERRACTION_IGNORE) + last_error = num; + + if (ee_actions[num] == SIM_ERRACTION_EXIT + || ee_actions[num] == SIM_ERRACTION_WARN) + { + switch (num) + { + case SIM_ERR_READ_UNWRITTEN_PAGES: + case SIM_ERR_READ_UNWRITTEN_BYTES: + printf("Read from unwritten memory at 0x%lx\n", address); + break; + + case SIM_ERR_NULL_POINTER_DEREFERENCE: + printf ("NULL pointer dereference\n"); + break; + + case SIM_ERR_CORRUPT_STACK: + printf ("Stack corruption detected at 0x%lx\n", address); + break; + + default: + printf ("Unknown execution error %d\n", num); + exit (1); + } + } + + if (ee_actions[num] == SIM_ERRACTION_EXIT) + exit (1); +} + +enum execution_error +execution_error_get_last_error (void) +{ + return last_error; +} + +void +execution_error_clear_last_error (void) +{ + last_error = SIM_ERR_NONE; +} + +void +execution_error_set_action (enum execution_error num, enum execution_error_action act) +{ + ee_actions[num] = act; +}

err.c Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: config.in =================================================================== --- config.in (nonexistent) +++ config.in (revision 842) @@ -0,0 +1,107 @@ +/* config.in. Generated from configure.in by autoheader. */ + +/* Define to 1 if translation of program messages to the user's native + language is requested. */ +#undef ENABLE_NLS + +/* Define to 1 if you have the header file. */ +#undef HAVE_DLFCN_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_ERRNO_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_FCNTL_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_FPU_CONTROL_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_GETOPT_H + +/* Define to 1 if you have the `getrusage' function. */ +#undef HAVE_GETRUSAGE + +/* Define to 1 if you have the header file. */ +#undef HAVE_INTTYPES_H + +/* Define to 1 if you have the `nsl' library (-lnsl). */ +#undef HAVE_LIBNSL + +/* Define to 1 if you have the `socket' library (-lsocket). */ +#undef HAVE_LIBSOCKET + +/* Define to 1 if you have the header file. */ +#undef HAVE_MEMORY_H + +/* Define to 1 if you have the `sigaction' function. */ +#undef HAVE_SIGACTION + +/* Define to 1 if you have the header file. */ +#undef HAVE_STDINT_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_STDLIB_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_STRINGS_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_STRING_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_SYS_RESOURCE_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_SYS_STAT_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_SYS_TIME_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_SYS_TYPES_H + +/* Define to 1 if you have the `time' function. */ +#undef HAVE_TIME + +/* Define to 1 if you have the header file. */ +#undef HAVE_TIME_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_UNISTD_H + +/* Define to 1 if you have the header file. */ +#undef HAVE_ZLIB_H + +/* Define to 1 if you have the `__setfpucw' function. */ +#undef HAVE___SETFPUCW + +/* Define to the address where bug reports for this package should be sent. */ +#undef PACKAGE_BUGREPORT + +/* Define to the full name of this package. */ +#undef PACKAGE_NAME + +/* Define to the full name and version of this package. */ +#undef PACKAGE_STRING + +/* Define to the one symbol short name of this package. */ +#undef PACKAGE_TARNAME + +/* Define to the home page for this package. */ +#undef PACKAGE_URL + +/* Define to the version of this package. */ +#undef PACKAGE_VERSION + +/* Additional package description */ +#undef PKGVERSION + +/* Bug reporting address */ +#undef REPORT_BUGS_TO + +/* Define as the return type of signal handlers (`int' or `void'). */ +#undef RETSIGTYPE + +/* Define to 1 if you have the ANSI C header files. */ +#undef STDC_HEADERS Index: rx.c =================================================================== --- rx.c (nonexistent) +++ rx.c (revision 842) @@ -0,0 +1,1444 @@ +/* rx.c --- opcode semantics for stand-alone RX simulator. + +Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc. +Contributed by Red Hat, Inc. + +This file is part of the GNU simulators. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + +#include +#include +#include +#include + +#include "opcode/rx.h" +#include "cpu.h" +#include "mem.h" +#include "syscalls.h" +#include "fpu.h" +#include "err.h" + +#define tprintf if (trace) printf + +jmp_buf decode_jmp_buf; +unsigned int rx_cycles = 0; + +static int size2bytes[] = { + 4, 1, 1, 1, 2, 2, 2, 3, 4 +}; + +typedef struct { + unsigned long dpc; +} RX_Data; + +#define rx_abort() _rx_abort(__FILE__, __LINE__) +static void +_rx_abort (const char *file, int line) +{ + if (strrchr (file, '/')) + file = strrchr (file, '/') + 1; + fprintf(stderr, "abort at %s:%d\n", file, line); + abort(); +} + +static int +rx_get_byte (void *vdata) +{ + int saved_trace = trace; + unsigned char rv; + + if (trace == 1) + trace = 0; + + RX_Data *rx_data = (RX_Data *)vdata; + if (rx_big_endian) + /* See load.c for an explanation of this. */ + rv = mem_get_pc (rx_data->dpc ^ 3); + else + rv = mem_get_pc (rx_data->dpc); + rx_data->dpc ++; + trace = saved_trace; + return rv; +} + +static int +get_op (RX_Opcode_Decoded *rd, int i) +{ + RX_Opcode_Operand *o = rd->op + i; + int addr, rv = 0; + + switch (o->type) + { + case RX_Operand_None: + rx_abort (); + + case RX_Operand_Immediate: /* #addend */ + return o->addend; + + case RX_Operand_Register: /* Rn */ + rv = get_reg (o->reg); + break; + + case RX_Operand_Predec: /* [-Rn] */ + put_reg (o->reg, get_reg (o->reg) - size2bytes[o->size]); + /* fall through */ + case RX_Operand_Postinc: /* [Rn+] */ + case RX_Operand_Indirect: /* [Rn + addend] */ + + addr = get_reg (o->reg) + o->addend; + switch (o->size) + { + case RX_AnySize: + rx_abort (); + + case RX_Byte: /* undefined extension */ + case RX_UByte: + case RX_SByte: + rv = mem_get_qi (addr); + break; + + case RX_Word: /* undefined extension */ + case RX_UWord: + case RX_SWord: + rv = mem_get_hi (addr); + break; + + case RX_3Byte: + rv = mem_get_psi (addr); + break; + + case RX_Long: + rv = mem_get_si (addr); + break; + } + + if (o->type == RX_Operand_Postinc) + put_reg (o->reg, get_reg (o->reg) + size2bytes[o->size]); + + break; + + case RX_Operand_Condition: /* eq, gtu, etc */ + return condition_true (o->reg); + + case RX_Operand_Flag: /* [UIOSZC] */ + return (regs.r_psw & (1 << o->reg)) ? 1 : 0; + } + + /* if we've gotten here, we need to clip/extend the value according + to the size. */ + switch (o->size) + { + case RX_AnySize: + rx_abort (); + + case RX_Byte: /* undefined extension */ + rv |= 0xdeadbe00; /* keep them honest */ + break; + + case RX_UByte: + rv &= 0xff; + break; + + case RX_SByte: + rv = sign_ext (rv, 8); + break; + + case RX_Word: /* undefined extension */ + rv |= 0xdead0000; /* keep them honest */ + break; + + case RX_UWord: + rv &= 0xffff; + break; + + case RX_SWord: + rv = sign_ext (rv, 16); + break; + + case RX_3Byte: + rv &= 0xffffff; + break; + + case RX_Long: + break; + } + return rv; +} + +static void +put_op (RX_Opcode_Decoded *rd, int i, int v) +{ + RX_Opcode_Operand *o = rd->op + i; + int addr; + + switch (o->size) + { + case RX_AnySize: + if (o->type != RX_Operand_Register) + rx_abort (); + break; + + case RX_Byte: /* undefined extension */ + v |= 0xdeadbe00; /* keep them honest */ + break; + + case RX_UByte: + v &= 0xff; + break; + + case RX_SByte: + v = sign_ext (v, 8); + break; + + case RX_Word: /* undefined extension */ + v |= 0xdead0000; /* keep them honest */ + break; + + case RX_UWord: + v &= 0xffff; + break; + + case RX_SWord: + v = sign_ext (v, 16); + break; + + case RX_3Byte: + v &= 0xffffff; + break; + + case RX_Long: + break; + } + + switch (o->type) + { + case RX_Operand_None: + /* Opcodes like TST and CMP use this. */ + break; + + case RX_Operand_Immediate: /* #addend */ + case RX_Operand_Condition: /* eq, gtu, etc */ + rx_abort (); + + case RX_Operand_Register: /* Rn */ + put_reg (o->reg, v); + break; + + case RX_Operand_Predec: /* [-Rn] */ + put_reg (o->reg, get_reg (o->reg) - size2bytes[o->size]); + /* fall through */ + case RX_Operand_Postinc: /* [Rn+] */ + case RX_Operand_Indirect: /* [Rn + addend] */ + + addr = get_reg (o->reg) + o->addend; + switch (o->size) + { + case RX_AnySize: + rx_abort (); + + case RX_Byte: /* undefined extension */ + case RX_UByte: + case RX_SByte: + mem_put_qi (addr, v); + break; + + case RX_Word: /* undefined extension */ + case RX_UWord: + case RX_SWord: + mem_put_hi (addr, v); + break; + + case RX_3Byte: + mem_put_psi (addr, v); + break; + + case RX_Long: + mem_put_si (addr, v); + break; + } + + if (o->type == RX_Operand_Postinc) + put_reg (o->reg, get_reg (o->reg) + size2bytes[o->size]); + + break; + + case RX_Operand_Flag: /* [UIOSZC] */ + if (v) + regs.r_psw |= (1 << o->reg); + else + regs.r_psw &= ~(1 << o->reg); + break; + } +} + +#define PD(x) put_op (&opcode, 0, x) +#define PS(x) put_op (&opcode, 1, x) +#define PS2(x) put_op (&opcode, 2, x) +#define GD() get_op (&opcode, 0) +#define GS() get_op (&opcode, 1) +#define GS2() get_op (&opcode, 2) +#define DSZ() size2bytes[opcode.op[0].size] +#define SSZ() size2bytes[opcode.op[0].size] +#define S2SZ() size2bytes[opcode.op[0].size] + +/* "Universal" sources. */ +#define US1() ((opcode.op[2].type == RX_Operand_None) ? GD() : GS()) +#define US2() ((opcode.op[2].type == RX_Operand_None) ? GS() : GS2()) + +static void +push(int val) +{ + int rsp = get_reg (sp); + rsp -= 4; + put_reg (sp, rsp); + mem_put_si (rsp, val); +} + +/* Just like the above, but tag the memory as "pushed pc" so if anyone + tries to write to it, it will cause an error. */ +static void +pushpc(int val) +{ + int rsp = get_reg (sp); + rsp -= 4; + put_reg (sp, rsp); + mem_put_si (rsp, val); + mem_set_content_range (rsp, rsp+3, MC_PUSHED_PC); +} + +static int +pop() +{ + int rv; + int rsp = get_reg (sp); + rv = mem_get_si (rsp); + rsp += 4; + put_reg (sp, rsp); + return rv; +} + +static int +poppc() +{ + int rv; + int rsp = get_reg (sp); + if (mem_get_content_type (rsp) != MC_PUSHED_PC) + execution_error (SIM_ERR_CORRUPT_STACK, rsp); + rv = mem_get_si (rsp); + mem_set_content_range (rsp, rsp+3, MC_UNINIT); + rsp += 4; + put_reg (sp, rsp); + return rv; +} + +#define MATH_OP(vop,c) \ +{ \ + uma = US1(); \ + umb = US2(); \ + ll = (unsigned long long) uma vop (unsigned long long) umb vop c; \ + tprintf ("0x%x " #vop " 0x%x " #vop " 0x%x = 0x%llx\n", uma, umb, c, ll); \ + ma = sign_ext (uma, DSZ() * 8); \ + mb = sign_ext (umb, DSZ() * 8); \ + sll = (long long) ma vop (long long) mb vop c; \ + tprintf ("%d " #vop " %d " #vop " %d = %lld\n", ma, mb, c, sll); \ + set_oszc (sll, DSZ(), (long long) ll > ((1 vop 1) ? (long long) b2mask[DSZ()] : (long long) -1)); \ + PD (sll); \ +} + +#define LOGIC_OP(vop) \ +{ \ + ma = US1(); \ + mb = US2(); \ + v = ma vop mb; \ + tprintf("0x%x " #vop " 0x%x = 0x%x\n", ma, mb, v); \ + set_sz (v, DSZ()); \ + PD(v); \ +} + +#define SHIFT_OP(val, type, count, OP, carry_mask) \ +{ \ + int i, c=0; \ + val = (type)US1(); \ + count = US2(); \ + tprintf("%lld " #OP " %d\n", val, count); \ + for (i = 0; i < count; i ++) \ + { \ + c = val & carry_mask; \ + val OP 1; \ + } \ + if (count) \ + set_oszc (val, 4, c); \ + PD (val); \ +} + +typedef union { + int i; + float f; +} FloatInt; + +static inline int +float2int (float f) +{ + FloatInt fi; + fi.f = f; + return fi.i; +} + +static inline float +int2float (int i) +{ + FloatInt fi; + fi.i = i; + return fi.f; +} + +static int +fop_fadd (fp_t s1, fp_t s2, fp_t *d) +{ + *d = rxfp_add (s1, s2); + return 1; +} + +static int +fop_fmul (fp_t s1, fp_t s2, fp_t *d) +{ + *d = rxfp_mul (s1, s2); + return 1; +} + +static int +fop_fdiv (fp_t s1, fp_t s2, fp_t *d) +{ + *d = rxfp_div (s1, s2); + return 1; +} + +static int +fop_fsub (fp_t s1, fp_t s2, fp_t *d) +{ + *d = rxfp_sub (s1, s2); + return 1; +} + +#define FPPENDING() (regs.r_fpsw & (FPSWBITS_CE | (FPSWBITS_FMASK & (regs.r_fpsw << FPSW_EFSH)))) +#define FPCLEAR() regs.r_fpsw &= FPSWBITS_CLEAR +#define FPCHECK() \ + if (FPPENDING()) \ + return do_fp_exception (opcode_pc) + +#define FLOAT_OP(func) \ +{ \ + int do_store; \ + fp_t fa, fb, fc; \ + FPCLEAR(); \ + fa = GD (); \ + fb = GS (); \ + do_store = fop_##func (fa, fb, &fc); \ + tprintf("%g " #func " %g = %g %08x\n", int2float(fa), int2float(fb), int2float(fc), fc); \ + FPCHECK(); \ + if (do_store) \ + PD (fc); \ + mb = 0; \ + if ((fc & 0x80000000UL) != 0) \ + mb |= FLAGBIT_S; \ + if ((fc & 0x7fffffffUL) == 0) \ + mb |= FLAGBIT_Z; \ + set_flags (FLAGBIT_S | FLAGBIT_Z, mb); \ +} + +#define carry (FLAG_C ? 1 : 0) + +static struct { + unsigned long vaddr; + const char *str; + int signal; +} exception_info[] = { + { 0xFFFFFFD0UL, "priviledged opcode", SIGILL }, + { 0xFFFFFFD4UL, "access violation", SIGSEGV }, + { 0xFFFFFFDCUL, "undefined opcode", SIGILL }, + { 0xFFFFFFE4UL, "floating point", SIGFPE } +}; +#define EX_PRIVILEDGED 0 +#define EX_ACCESS 1 +#define EX_UNDEFINED 2 +#define EX_FLOATING 3 +#define EXCEPTION(n) \ + return generate_exception (n, opcode_pc) + +#define PRIVILEDGED() \ + if (FLAG_PM) \ + EXCEPTION (EX_PRIVILEDGED) + +static int +generate_exception (unsigned long type, SI opcode_pc) +{ + SI old_psw, old_pc, new_pc; + + new_pc = mem_get_si (exception_info[type].vaddr); + /* 0x00020000 is the value used to initialise the known + exception vectors (see rx.ld), but it is a reserved + area of memory so do not try to access it, and if the + value has not been changed by the program then the + vector has not been installed. */ + if (new_pc == 0 || new_pc == 0x00020000) + { + if (rx_in_gdb) + return RX_MAKE_STOPPED (exception_info[type].signal); + + fprintf(stderr, "Unhandled %s exception at pc = %#lx\n", + exception_info[type].str, (unsigned long) opcode_pc); + if (type == EX_FLOATING) + { + int mask = FPPENDING (); + fprintf (stderr, "Pending FP exceptions:"); + if (mask & FPSWBITS_FV) + fprintf(stderr, " Invalid"); + if (mask & FPSWBITS_FO) + fprintf(stderr, " Overflow"); + if (mask & FPSWBITS_FZ) + fprintf(stderr, " Division-by-zero"); + if (mask & FPSWBITS_FU) + fprintf(stderr, " Underflow"); + if (mask & FPSWBITS_FX) + fprintf(stderr, " Inexact"); + if (mask & FPSWBITS_CE) + fprintf(stderr, " Unimplemented"); + fprintf(stderr, "\n"); + } + return RX_MAKE_EXITED (1); + } + + tprintf ("Triggering %s exception\n", exception_info[type].str); + + old_psw = regs.r_psw; + regs.r_psw &= ~ (FLAGBIT_I | FLAGBIT_U | FLAGBIT_PM); + old_pc = opcode_pc; + regs.r_pc = new_pc; + pushpc (old_psw); + pushpc (old_pc); + return RX_MAKE_STEPPED (); +} + +void +generate_access_exception (void) +{ + int rv; + + rv = generate_exception (EX_ACCESS, regs.r_pc); + if (RX_EXITED (rv)) + longjmp (decode_jmp_buf, rv); +} + +static int +do_fp_exception (unsigned long opcode_pc) +{ + while (FPPENDING()) + EXCEPTION (EX_FLOATING); + return RX_MAKE_STEPPED (); +} + +int +decode_opcode () +{ + unsigned int uma=0, umb=0; + int ma=0, mb=0; + int opcode_size, v; + unsigned long long ll; + long long sll; + unsigned long opcode_pc; + RX_Data rx_data; + RX_Opcode_Decoded opcode; + int rv; + + if ((rv = setjmp (decode_jmp_buf))) + return rv; + + rx_cycles ++; + + rx_data.dpc = opcode_pc = regs.r_pc; + opcode_size = rx_decode_opcode (opcode_pc, &opcode, rx_get_byte, &rx_data); + regs.r_pc += opcode_size; + + rx_flagmask = opcode.flags_s; + rx_flagand = ~(int)opcode.flags_0; + rx_flagor = opcode.flags_1; + + switch (opcode.id) + { + case RXO_abs: + sll = GS (); + tprintf("|%lld| = ", sll); + if (sll < 0) + sll = -sll; + tprintf("%lld\n", sll); + PD (sll); + set_osz (sll, 4); + break; + + case RXO_adc: + MATH_OP (+,carry); + break; + + case RXO_add: + MATH_OP (+,0); + break; + + case RXO_and: + LOGIC_OP (&); + break; + + case RXO_bclr: + ma = GD (); + mb = GS (); + if (opcode.op[0].type == RX_Operand_Register) + mb &= 0x1f; + else + mb &= 0x07; + ma &= ~(1 << mb); + PD (ma); + break; + + case RXO_bmcc: + ma = GD (); + mb = GS (); + if (opcode.op[0].type == RX_Operand_Register) + mb &= 0x1f; + else + mb &= 0x07; + if (GS2 ()) + ma |= (1 << mb); + else + ma &= ~(1 << mb); + PD (ma); + break; + + case RXO_bnot: + ma = GD (); + mb = GS (); + if (opcode.op[0].type == RX_Operand_Register) + mb &= 0x1f; + else + mb &= 0x07; + ma ^= (1 << mb); + PD (ma); + break; + + case RXO_branch: + if (GS()) + regs.r_pc = GD(); + break; + + case RXO_branchrel: + if (GS()) + regs.r_pc += GD(); + break; + + case RXO_brk: + { + int old_psw = regs.r_psw; + if (rx_in_gdb) + return RX_MAKE_HIT_BREAK (); + if (regs.r_intb == 0) + { + tprintf("BREAK hit, no vector table.\n"); + return RX_MAKE_EXITED(1); + } + regs.r_psw &= ~(FLAGBIT_I | FLAGBIT_U | FLAGBIT_PM); + pushpc (old_psw); + pushpc (regs.r_pc); + regs.r_pc = mem_get_si (regs.r_intb); + } + break; + + case RXO_bset: + ma = GD (); + mb = GS (); + if (opcode.op[0].type == RX_Operand_Register) + mb &= 0x1f; + else + mb &= 0x07; + ma |= (1 << mb); + PD (ma); + break; + + case RXO_btst: + ma = GS (); + mb = GS2 (); + if (opcode.op[1].type == RX_Operand_Register) + mb &= 0x1f; + else + mb &= 0x07; + umb = ma & (1 << mb); + set_zc (! umb, umb); + break; + + case RXO_clrpsw: + v = 1 << opcode.op[0].reg; + if (FLAG_PM + && (v == FLAGBIT_I + || v == FLAGBIT_U)) + break; + regs.r_psw &= ~v; + break; + + case RXO_div: /* d = d / s */ + ma = GS(); + mb = GD(); + tprintf("%d / %d = ", mb, ma); + if (ma == 0 || (ma == -1 && (unsigned int) mb == 0x80000000)) + { + tprintf("#NAN\n"); + set_flags (FLAGBIT_O, FLAGBIT_O); + } + else + { + v = mb/ma; + tprintf("%d\n", v); + set_flags (FLAGBIT_O, 0); + PD (v); + } + break; + + case RXO_divu: /* d = d / s */ + uma = GS(); + umb = GD(); + tprintf("%u / %u = ", umb, uma); + if (uma == 0) + { + tprintf("#NAN\n"); + set_flags (FLAGBIT_O, FLAGBIT_O); + } + else + { + v = umb / uma; + tprintf("%u\n", v); + set_flags (FLAGBIT_O, 0); + PD (v); + } + break; + + case RXO_ediv: + ma = GS(); + mb = GD(); + tprintf("%d / %d = ", mb, ma); + if (ma == 0 || (ma == -1 && (unsigned int) mb == 0x80000000)) + { + tprintf("#NAN\n"); + set_flags (FLAGBIT_O, FLAGBIT_O); + } + else + { + v = mb/ma; + mb = mb%ma; + tprintf("%d, rem %d\n", v, mb); + set_flags (FLAGBIT_O, 0); + PD (v); + opcode.op[0].reg ++; + PD (mb); + } + break; + + case RXO_edivu: + uma = GS(); + umb = GD(); + tprintf("%u / %u = ", umb, uma); + if (uma == 0) + { + tprintf("#NAN\n"); + set_flags (FLAGBIT_O, FLAGBIT_O); + } + else + { + v = umb/uma; + umb = umb%uma; + tprintf("%u, rem %u\n", v, umb); + set_flags (FLAGBIT_O, 0); + PD (v); + opcode.op[0].reg ++; + PD (umb); + } + break; + + case RXO_emul: + ma = GD (); + mb = GS (); + sll = (long long)ma * (long long)mb; + tprintf("%d * %d = %lld\n", ma, mb, sll); + PD (sll); + opcode.op[0].reg ++; + PD (sll >> 32); + break; + + case RXO_emulu: + uma = GD (); + umb = GS (); + ll = (long long)uma * (long long)umb; + tprintf("%#x * %#x = %#llx\n", uma, umb, ll); + PD (ll); + opcode.op[0].reg ++; + PD (ll >> 32); + break; + + case RXO_fadd: + FLOAT_OP (fadd); + break; + + case RXO_fcmp: + ma = GD(); + mb = GS(); + FPCLEAR (); + rxfp_cmp (ma, mb); + FPCHECK (); + break; + + case RXO_fdiv: + FLOAT_OP (fdiv); + break; + + case RXO_fmul: + FLOAT_OP (fmul); + break; + + case RXO_rtfi: + PRIVILEDGED (); + regs.r_psw = regs.r_bpsw; + regs.r_pc = regs.r_bpc; + break; + + case RXO_fsub: + FLOAT_OP (fsub); + break; + + case RXO_ftoi: + ma = GS (); + FPCLEAR (); + mb = rxfp_ftoi (ma, FPRM_ZERO); + FPCHECK (); + PD (mb); + tprintf("(int) %g = %d\n", int2float(ma), mb); + set_sz (mb, 4); + break; + + case RXO_int: + v = GS (); + if (v == 255) + { + return rx_syscall (regs.r[5]); + } + else + { + int old_psw = regs.r_psw; + regs.r_psw &= ~(FLAGBIT_I | FLAGBIT_U | FLAGBIT_PM); + pushpc (old_psw); + pushpc (regs.r_pc); + regs.r_pc = mem_get_si (regs.r_intb + 4 * v); + } + break; + + case RXO_itof: + ma = GS (); + FPCLEAR (); + mb = rxfp_itof (ma, regs.r_fpsw); + FPCHECK (); + tprintf("(float) %d = %x\n", ma, mb); + PD (mb); + set_sz (ma, 4); + break; + + case RXO_jsr: + case RXO_jsrrel: + v = GD (); + pushpc (get_reg (pc)); + if (opcode.id == RXO_jsrrel) + v += regs.r_pc; + put_reg (pc, v); + break; + + case RXO_machi: + ll = (long long)(signed short)(GS() >> 16) * (long long)(signed short)(GS2 () >> 16); + ll <<= 16; + put_reg64 (acc64, ll + regs.r_acc); + break; + + case RXO_maclo: + ll = (long long)(signed short)(GS()) * (long long)(signed short)(GS2 ()); + ll <<= 16; + put_reg64 (acc64, ll + regs.r_acc); + break; + + case RXO_max: + ma = GD(); + mb = GS(); + if (ma > mb) + PD (ma); + else + PD (mb); + break; + + case RXO_min: + ma = GD(); + mb = GS(); + if (ma < mb) + PD (ma); + else + PD (mb); + break; + + case RXO_mov: + v = GS (); + if (opcode.op[0].type == RX_Operand_Register + && opcode.op[0].reg == 16 /* PSW */) + { + /* Special case, LDC and POPC can't ever modify PM. */ + int pm = regs.r_psw & FLAGBIT_PM; + v &= ~ FLAGBIT_PM; + v |= pm; + if (pm) + { + v &= ~ (FLAGBIT_I | FLAGBIT_U | FLAGBITS_IPL); + v |= pm; + } + } + if (FLAG_PM) + { + /* various things can't be changed in user mode. */ + if (opcode.op[0].type == RX_Operand_Register) + if (opcode.op[0].reg == 32) + { + v &= ~ (FLAGBIT_I | FLAGBIT_U | FLAGBITS_IPL); + v |= regs.r_psw & (FLAGBIT_I | FLAGBIT_U | FLAGBITS_IPL); + } + if (opcode.op[0].reg == 34 /* ISP */ + || opcode.op[0].reg == 37 /* BPSW */ + || opcode.op[0].reg == 39 /* INTB */ + || opcode.op[0].reg == 38 /* VCT */) + /* These are ignored. */ + break; + } + PD (v); + set_sz (v, DSZ()); + break; + + case RXO_movbi: + /* We cheat to save on code duplication. */ + regs.r_temp = (get_reg (opcode.op[1].reg) * size2bytes[opcode.size] + + get_reg (opcode.op[2].reg)); + opcode.op[1].reg = r_temp_idx; + opcode.op[1].type = RX_Operand_Indirect; + opcode.op[1].addend = 0; + PD (GS ()); + break; + + case RXO_movbir: + /* We cheat to save on code duplication. */ + regs.r_temp = (get_reg (opcode.op[1].reg) * size2bytes[opcode.size] + + get_reg (opcode.op[2].reg)); + opcode.op[1].reg = r_temp_idx; + opcode.op[1].type = RX_Operand_Indirect; + opcode.op[1].addend = 0; + PS (GD ()); + break; + + case RXO_mul: + ll = (unsigned long long) US1() * (unsigned long long) US2(); + PD(ll); + break; + + case RXO_mulhi: + ll = (long long)(signed short)(GS() >> 16) * (long long)(signed short)(GS2 () >> 16); + ll <<= 16; + put_reg64 (acc64, ll); + break; + + case RXO_mullo: + ll = (long long)(signed short)(GS()) * (long long)(signed short)(GS2 ()); + ll <<= 16; + put_reg64 (acc64, ll); + break; + + case RXO_mvfachi: + PD (get_reg (acchi)); + break; + + case RXO_mvfaclo: + PD (get_reg (acclo)); + break; + + case RXO_mvfacmi: + PD (get_reg (accmi)); + break; + + case RXO_mvtachi: + put_reg (acchi, GS ()); + break; + + case RXO_mvtaclo: + put_reg (acclo, GS ()); + break; + + case RXO_mvtipl: + regs.r_psw &= ~ FLAGBITS_IPL; + regs.r_psw |= (GS () << FLAGSHIFT_IPL) & FLAGBITS_IPL; + break; + + case RXO_nop: + break; + + case RXO_or: + LOGIC_OP (|); + break; + + case RXO_popm: + /* POPM cannot pop R0 (sp). */ + if (opcode.op[1].reg == 0 || opcode.op[2].reg == 0) + EXCEPTION (EX_UNDEFINED); + if (opcode.op[1].reg >= opcode.op[2].reg) + { + regs.r_pc = opcode_pc; + return RX_MAKE_STOPPED (SIGILL); + } + for (v = opcode.op[1].reg; v <= opcode.op[2].reg; v++) + put_reg (v, pop ()); + break; + + case RXO_pusha: + push (get_reg (opcode.op[1].reg) + opcode.op[1].addend); + break; + + case RXO_pushm: + /* PUSHM cannot push R0 (sp). */ + if (opcode.op[1].reg == 0 || opcode.op[2].reg == 0) + EXCEPTION (EX_UNDEFINED); + if (opcode.op[1].reg >= opcode.op[2].reg) + { + regs.r_pc = opcode_pc; + return RX_MAKE_STOPPED (SIGILL); + } + for (v = opcode.op[2].reg; v >= opcode.op[1].reg; v--) + push (get_reg (v)); + break; + + case RXO_racw: + ll = get_reg64 (acc64) << GS (); + ll += 0x80000000ULL; + if ((signed long long)ll > (signed long long)0x00007fff00000000ULL) + ll = 0x00007fff00000000ULL; + else if ((signed long long)ll < (signed long long)0xffff800000000000ULL) + ll = 0xffff800000000000ULL; + else + ll &= 0xffffffff00000000ULL; + put_reg64 (acc64, ll); + break; + + case RXO_rte: + PRIVILEDGED (); + regs.r_pc = poppc (); + regs.r_psw = poppc (); + if (FLAG_PM) + regs.r_psw |= FLAGBIT_U; + break; + + case RXO_revl: + uma = GS (); + umb = (((uma >> 24) & 0xff) + | ((uma >> 8) & 0xff00) + | ((uma << 8) & 0xff0000) + | ((uma << 24) & 0xff000000UL)); + PD (umb); + break; + + case RXO_revw: + uma = GS (); + umb = (((uma >> 8) & 0x00ff00ff) + | ((uma << 8) & 0xff00ff00UL)); + PD (umb); + break; + + case RXO_rmpa: + while (regs.r[3] != 0) + { + long long tmp; + + switch (opcode.size) + { + case RX_Long: + ma = mem_get_si (regs.r[1]); + mb = mem_get_si (regs.r[2]); + regs.r[1] += 4; + regs.r[2] += 4; + break; + case RX_Word: + ma = sign_ext (mem_get_hi (regs.r[1]), 16); + mb = sign_ext (mem_get_hi (regs.r[2]), 16); + regs.r[1] += 2; + regs.r[2] += 2; + break; + case RX_Byte: + ma = sign_ext (mem_get_qi (regs.r[1]), 8); + mb = sign_ext (mem_get_qi (regs.r[2]), 8); + regs.r[1] += 1; + regs.r[2] += 1; + break; + default: + abort (); + } + /* We do the multiply as a signed value. */ + sll = (long long)ma * (long long)mb; + tprintf(" %016llx = %d * %d\n", sll, ma, mb); + /* but we do the sum as unsigned, while sign extending the operands. */ + tmp = regs.r[4] + (sll & 0xffffffffUL); + regs.r[4] = tmp & 0xffffffffUL; + tmp >>= 32; + sll >>= 32; + tmp += regs.r[5] + (sll & 0xffffffffUL); + regs.r[5] = tmp & 0xffffffffUL; + tmp >>= 32; + sll >>= 32; + tmp += regs.r[6] + (sll & 0xffffffffUL); + regs.r[6] = tmp & 0xffffffffUL; + tprintf("%08lx\033[36m%08lx\033[0m%08lx\n", + (unsigned long) regs.r[6], + (unsigned long) regs.r[5], + (unsigned long) regs.r[4]); + + regs.r[3] --; + } + if (regs.r[6] & 0x00008000) + regs.r[6] |= 0xffff0000UL; + else + regs.r[6] &= 0x0000ffff; + ma = (regs.r[6] & 0x80000000UL) ? FLAGBIT_S : 0; + if (regs.r[6] != 0 && regs.r[6] != 0xffffffffUL) + set_flags (FLAGBIT_O|FLAGBIT_S, ma | FLAGBIT_O); + else + set_flags (FLAGBIT_O|FLAGBIT_S, ma); + break; + + case RXO_rolc: + v = GD (); + ma = v & 0x80000000UL; + v <<= 1; + v |= carry; + set_szc (v, 4, ma); + PD (v); + break; + + case RXO_rorc: + uma = GD (); + mb = uma & 1; + uma >>= 1; + uma |= (carry ? 0x80000000UL : 0); + set_szc (uma, 4, mb); + PD (uma); + break; + + case RXO_rotl: + mb = GS (); + uma = GD (); + if (mb) + { + uma = (uma << mb) | (uma >> (32-mb)); + mb = uma & 1; + } + set_szc (uma, 4, mb); + PD (uma); + break; + + case RXO_rotr: + mb = GS (); + uma = GD (); + if (mb) + { + uma = (uma >> mb) | (uma << (32-mb)); + mb = uma & 0x80000000; + } + set_szc (uma, 4, mb); + PD (uma); + break; + + case RXO_round: + ma = GS (); + FPCLEAR (); + mb = rxfp_ftoi (ma, regs.r_fpsw); + FPCHECK (); + PD (mb); + tprintf("(int) %g = %d\n", int2float(ma), mb); + set_sz (mb, 4); + break; + + case RXO_rts: + regs.r_pc = poppc (); + break; + + case RXO_rtsd: + if (opcode.op[2].type == RX_Operand_Register) + { + int i; + /* RTSD cannot pop R0 (sp). */ + put_reg (0, get_reg (0) + GS() - (opcode.op[0].reg-opcode.op[2].reg+1)*4); + if (opcode.op[2].reg == 0) + EXCEPTION (EX_UNDEFINED); + for (i = opcode.op[2].reg; i <= opcode.op[0].reg; i ++) + put_reg (i, pop ()); + } + else + put_reg (0, get_reg (0) + GS()); + put_reg (pc, poppc ()); + break; + + case RXO_sat: + if (FLAG_O && FLAG_S) + PD (0x7fffffffUL); + else if (FLAG_O && ! FLAG_S) + PD (0x80000000UL); + break; + + case RXO_sbb: + MATH_OP (-, ! carry); + break; + + case RXO_sccnd: + if (GS()) + PD (1); + else + PD (0); + break; + + case RXO_scmpu: + while (regs.r[3] != 0) + { + uma = mem_get_qi (regs.r[1] ++); + umb = mem_get_qi (regs.r[2] ++); + regs.r[3] --; + if (uma != umb || uma == 0) + break; + } + if (uma == umb) + set_zc (1, 1); + else + set_zc (0, ((int)uma - (int)umb) >= 0); + break; + + case RXO_setpsw: + v = 1 << opcode.op[0].reg; + if (FLAG_PM + && (v == FLAGBIT_I + || v == FLAGBIT_U)) + break; + regs.r_psw |= v; + break; + + case RXO_smovb: + while (regs.r[3]) + { + uma = mem_get_qi (regs.r[2] --); + mem_put_qi (regs.r[1]--, uma); + regs.r[3] --; + } + break; + + case RXO_smovf: + while (regs.r[3]) + { + uma = mem_get_qi (regs.r[2] ++); + mem_put_qi (regs.r[1]++, uma); + regs.r[3] --; + } + break; + + case RXO_smovu: + while (regs.r[3] != 0) + { + uma = mem_get_qi (regs.r[2] ++); + mem_put_qi (regs.r[1]++, uma); + regs.r[3] --; + if (uma == 0) + break; + } + break; + + case RXO_shar: /* d = ma >> mb */ + SHIFT_OP (sll, int, mb, >>=, 1); + break; + + case RXO_shll: /* d = ma << mb */ + SHIFT_OP (ll, int, mb, <<=, 0x80000000UL); + break; + + case RXO_shlr: /* d = ma >> mb */ + SHIFT_OP (ll, unsigned int, mb, >>=, 1); + break; + + case RXO_sstr: + switch (opcode.size) + { + case RX_Long: + while (regs.r[3] != 0) + { + mem_put_si (regs.r[1], regs.r[2]); + regs.r[1] += 4; + regs.r[3] --; + } + break; + case RX_Word: + while (regs.r[3] != 0) + { + mem_put_hi (regs.r[1], regs.r[2]); + regs.r[1] += 2; + regs.r[3] --; + } + break; + case RX_Byte: + while (regs.r[3] != 0) + { + mem_put_qi (regs.r[1], regs.r[2]); + regs.r[1] ++; + regs.r[3] --; + } + break; + default: + abort (); + } + break; + + case RXO_stcc: + if (GS2()) + PD (GS ()); + break; + + case RXO_stop: + PRIVILEDGED (); + regs.r_psw |= FLAGBIT_I; + return RX_MAKE_STOPPED(0); + + case RXO_sub: + MATH_OP (-, 0); + break; + + case RXO_suntil: + if (regs.r[3] == 0) + break; + switch (opcode.size) + { + case RX_Long: + uma = get_reg (2); + while (regs.r[3] != 0) + { + regs.r[3] --; + umb = mem_get_si (get_reg (1)); + regs.r[1] += 4; + if (umb == uma) + break; + } + break; + case RX_Word: + uma = get_reg (2) & 0xffff; + while (regs.r[3] != 0) + { + regs.r[3] --; + umb = mem_get_hi (get_reg (1)); + regs.r[1] += 2; + if (umb == uma) + break; + } + break; + case RX_Byte: + uma = get_reg (2) & 0xff; + while (regs.r[3] != 0) + { + regs.r[3] --; + umb = mem_get_qi (regs.r[1]); + regs.r[1] += 1; + if (umb == uma) + break; + } + break; + default: + abort(); + } + if (uma == umb) + set_zc (1, 1); + else + set_zc (0, ((int)uma - (int)umb) >= 0); + break; + + case RXO_swhile: + if (regs.r[3] == 0) + break; + switch (opcode.size) + { + case RX_Long: + uma = get_reg (2); + while (regs.r[3] != 0) + { + regs.r[3] --; + umb = mem_get_si (get_reg (1)); + regs.r[1] += 4; + if (umb != uma) + break; + } + break; + case RX_Word: + uma = get_reg (2) & 0xffff; + while (regs.r[3] != 0) + { + regs.r[3] --; + umb = mem_get_hi (get_reg (1)); + regs.r[1] += 2; + if (umb != uma) + break; + } + break; + case RX_Byte: + uma = get_reg (2) & 0xff; + while (regs.r[3] != 0) + { + regs.r[3] --; + umb = mem_get_qi (regs.r[1]); + regs.r[1] += 1; + if (umb != uma) + break; + } + break; + default: + abort(); + } + if (uma == umb) + set_zc (1, 1); + else + set_zc (0, ((int)uma - (int)umb) >= 0); + break; + + case RXO_wait: + PRIVILEDGED (); + regs.r_psw |= FLAGBIT_I; + return RX_MAKE_STOPPED(0); + + case RXO_xchg: + v = GS (); /* This is the memory operand, if any. */ + PS (GD ()); /* and this may change the address register. */ + PD (v); + break; + + case RXO_xor: + LOGIC_OP (^); + break; + + default: + EXCEPTION (EX_UNDEFINED); + } + + return RX_MAKE_STEPPED (); +}

rx.c Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: fpu.c =================================================================== --- fpu.c (nonexistent) +++ fpu.c (revision 842) @@ -0,0 +1,791 @@ +/* fpu.c --- FPU emulator for stand-alone RX simulator. + +Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc. +Contributed by Red Hat, Inc. + +This file is part of the GNU simulators. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + +#include +#include + +#include "cpu.h" +#include "fpu.h" + +/* FPU encodings are as follows: + + S EXPONENT MANTISSA + 1 12345678 12345678901234567890123 + + 0 00000000 00000000000000000000000 +0 + 1 00000000 00000000000000000000000 -0 + + X 00000000 00000000000000000000001 Denormals + X 00000000 11111111111111111111111 + + X 00000001 XXXXXXXXXXXXXXXXXXXXXXX Normals + X 11111110 XXXXXXXXXXXXXXXXXXXXXXX + + 0 11111111 00000000000000000000000 +Inf + 1 11111111 00000000000000000000000 -Inf + + X 11111111 0XXXXXXXXXXXXXXXXXXXXXX SNaN (X != 0) + X 11111111 1XXXXXXXXXXXXXXXXXXXXXX QNaN (X != 0) + +*/ + +#define trace 0 +#define tprintf if (trace) printf + +/* Some magic numbers. */ +#define PLUS_MAX 0x7f7fffffUL +#define MINUS_MAX 0xff7fffffUL +#define PLUS_INF 0x7f800000UL +#define MINUS_INF 0xff800000UL +#define PLUS_ZERO 0x00000000UL +#define MINUS_ZERO 0x80000000UL + +#define FP_RAISE(e) fp_raise(FPSWBITS_C##e) +static void +fp_raise (int mask) +{ + regs.r_fpsw |= mask; + if (mask != FPSWBITS_CE) + { + if (regs.r_fpsw & (mask << FPSW_CESH)) + regs.r_fpsw |= (mask << FPSW_CFSH); + if (regs.r_fpsw & FPSWBITS_FMASK) + regs.r_fpsw |= FPSWBITS_FSUM; + else + regs.r_fpsw &= ~FPSWBITS_FSUM; + } +} + +/* We classify all numbers as one of these. They correspond to the + rows/colums in the exception tables. */ +typedef enum { + FP_NORMAL, + FP_PZERO, + FP_NZERO, + FP_PINFINITY, + FP_NINFINITY, + FP_DENORMAL, + FP_QNAN, + FP_SNAN +} FP_Type; + +#if defined DEBUG0 +static const char *fpt_names[] = { + "Normal", "+0", "-0", "+Inf", "-Inf", "Denormal", "QNaN", "SNaN" +}; +#endif + +#define EXP_BIAS 127 +#define EXP_ZERO -127 +#define EXP_INF 128 + +#define MANT_BIAS 0x00080000UL + +typedef struct { + int exp; + unsigned int mant; /* 24 bits */ + char type; + char sign; + fp_t orig_value; +} FP_Parts; + +static void +fp_explode (fp_t f, FP_Parts *p) +{ + int exp, mant, sign; + + exp = ((f & 0x7f800000UL) >> 23); + mant = f & 0x007fffffUL; + sign = f & 0x80000000UL; + /*printf("explode: %08x %x %2x %6x\n", f, sign, exp, mant);*/ + + p->sign = sign ? -1 : 1; + p->exp = exp - EXP_BIAS; + p->orig_value = f; + p->mant = mant | 0x00800000UL; + + if (p->exp == EXP_ZERO) + { + if (regs.r_fpsw & FPSWBITS_DN) + mant = 0; + if (mant) + p->type = FP_DENORMAL; + else + { + p->mant = 0; + p->type = sign ? FP_NZERO : FP_PZERO; + } + } + else if (p->exp == EXP_INF) + { + if (mant == 0) + p->type = sign ? FP_NINFINITY : FP_PINFINITY; + else if (mant & 0x00400000UL) + p->type = FP_QNAN; + else + p->type = FP_SNAN; + } + else + p->type = FP_NORMAL; +} + +static fp_t +fp_implode (FP_Parts *p) +{ + int exp, mant; + + exp = p->exp + EXP_BIAS; + mant = p->mant; + /*printf("implode: exp %d mant 0x%x\n", exp, mant);*/ + if (p->type == FP_NORMAL) + { + while (mant + && exp > 0 + && mant < 0x00800000UL) + { + mant <<= 1; + exp --; + } + while (mant > 0x00ffffffUL) + { + mant >>= 1; + exp ++; + } + if (exp < 0) + { + /* underflow */ + exp = 0; + mant = 0; + FP_RAISE (E); + } + if (exp >= 255) + { + /* overflow */ + exp = 255; + mant = 0; + FP_RAISE (O); + } + } + mant &= 0x007fffffUL; + exp &= 0xff; + mant |= exp << 23; + if (p->sign < 0) + mant |= 0x80000000UL; + + return mant; +} + +typedef union { + unsigned long long ll; + double d; +} U_d_ll; + +static int checked_format = 0; + +/* We assume a double format like this: + S[1] E[11] M[52] +*/ + +static double +fp_to_double (FP_Parts *p) +{ + U_d_ll u; + + if (!checked_format) + { + u.d = 1.5; + if (u.ll != 0x3ff8000000000000ULL) + abort (); + u.d = -225; + if (u.ll != 0xc06c200000000000ULL) + abort (); + u.d = 10.1; + if (u.ll != 0x4024333333333333ULL) + abort (); + checked_format = 1; + } + + u.ll = 0; + if (p->sign < 0) + u.ll |= (1ULL << 63); + /* Make sure a zero encoding stays a zero. */ + if (p->exp != -EXP_BIAS) + u.ll |= ((unsigned long long)p->exp + 1023ULL) << 52; + u.ll |= (unsigned long long) (p->mant & 0x007fffffUL) << (52 - 23); + return u.d; +} + +static void +double_to_fp (double d, FP_Parts *p) +{ + int exp; + U_d_ll u; + int sign; + + u.d = d; + + sign = (u.ll & 0x8000000000000000ULL) ? 1 : 0; + exp = u.ll >> 52; + exp = (exp & 0x7ff); + + if (exp == 0) + { + /* A generated denormal should show up as an underflow, not + here. */ + if (sign) + fp_explode (MINUS_ZERO, p); + else + fp_explode (PLUS_ZERO, p); + return; + } + + exp = exp - 1023; + if ((exp + EXP_BIAS) > 254) + { + FP_RAISE (O); + switch (regs.r_fpsw & FPSWBITS_RM) + { + case FPRM_NEAREST: + if (sign) + fp_explode (MINUS_INF, p); + else + fp_explode (PLUS_INF, p); + break; + case FPRM_ZERO: + if (sign) + fp_explode (MINUS_MAX, p); + else + fp_explode (PLUS_MAX, p); + break; + case FPRM_PINF: + if (sign) + fp_explode (MINUS_MAX, p); + else + fp_explode (PLUS_INF, p); + break; + case FPRM_NINF: + if (sign) + fp_explode (MINUS_INF, p); + else + fp_explode (PLUS_MAX, p); + break; + } + return; + } + if ((exp + EXP_BIAS) < 1) + { + if (sign) + fp_explode (MINUS_ZERO, p); + else + fp_explode (PLUS_ZERO, p); + FP_RAISE (U); + } + + p->sign = sign ? -1 : 1; + p->exp = exp; + p->mant = u.ll >> (52-23) & 0x007fffffUL; + p->mant |= 0x00800000UL; + p->type = FP_NORMAL; + + if (u.ll & 0x1fffffffULL) + { + switch (regs.r_fpsw & FPSWBITS_RM) + { + case FPRM_NEAREST: + if (u.ll & 0x10000000ULL) + p->mant ++; + break; + case FPRM_ZERO: + break; + case FPRM_PINF: + if (sign == 1) + p->mant ++; + break; + case FPRM_NINF: + if (sign == -1) + p->mant ++; + break; + } + FP_RAISE (X); + } + +} + +typedef enum { + eNR, /* Use the normal result. */ + ePZ, eNZ, /* +- zero */ + eSZ, /* signed zero - XOR signs of ops together. */ + eRZ, /* +- zero depending on rounding mode. */ + ePI, eNI, /* +- Infinity */ + eSI, /* signed infinity - XOR signs of ops together. */ + eQN, eSN, /* Quiet/Signalling NANs */ + eIn, /* Invalid. */ + eUn, /* Unimplemented. */ + eDZ, /* Divide-by-zero. */ + eLT, /* less than */ + eGT, /* greater than */ + eEQ, /* equal to */ +} FP_ExceptionCases; + +#if defined DEBUG0 +static const char *ex_names[] = { + "NR", "PZ", "NZ", "SZ", "RZ", "PI", "NI", "SI", "QN", "SN", "IN", "Un", "DZ", "LT", "GT", "EQ" +}; +#endif + +/* This checks for all exceptional cases (not all FP exceptions) and + returns TRUE if it is providing the result in *c. If it returns + FALSE, the caller should do the "normal" operation. */ +int +check_exceptions (FP_Parts *a, FP_Parts *b, fp_t *c, + FP_ExceptionCases ex_tab[5][5], + FP_ExceptionCases *case_ret) +{ + FP_ExceptionCases fpec; + + if (a->type == FP_SNAN + || b->type == FP_SNAN) + fpec = eIn; + else if (a->type == FP_QNAN + || b->type == FP_QNAN) + fpec = eQN; + else if (a->type == FP_DENORMAL + || b->type == FP_DENORMAL) + fpec = eUn; + else + fpec = ex_tab[(int)(a->type)][(int)(b->type)]; + + /*printf("%s %s -> %s\n", fpt_names[(int)(a->type)], fpt_names[(int)(b->type)], ex_names[(int)(fpec)]);*/ + + if (case_ret) + *case_ret = fpec; + + switch (fpec) + { + case eNR: /* Use the normal result. */ + return 0; + + case ePZ: /* + zero */ + *c = 0x00000000; + return 1; + + case eNZ: /* - zero */ + *c = 0x80000000; + return 1; + + case eSZ: /* signed zero */ + *c = (a->sign == b->sign) ? PLUS_ZERO : MINUS_ZERO; + return 1; + + case eRZ: /* +- zero depending on rounding mode. */ + if ((regs.r_fpsw & FPSWBITS_RM) == FPRM_NINF) + *c = 0x80000000; + else + *c = 0x00000000; + return 1; + + case ePI: /* + Infinity */ + *c = 0x7F800000; + return 1; + + case eNI: /* - Infinity */ + *c = 0xFF800000; + return 1; + + case eSI: /* sign Infinity */ + *c = (a->sign == b->sign) ? PLUS_INF : MINUS_INF; + return 1; + + case eQN: /* Quiet NANs */ + if (a->type == FP_QNAN) + *c = a->orig_value; + else + *c = b->orig_value; + return 1; + + case eSN: /* Signalling NANs */ + if (a->type == FP_SNAN) + *c = a->orig_value; + else + *c = b->orig_value; + FP_RAISE (V); + return 1; + + case eIn: /* Invalid. */ + FP_RAISE (V); + if (a->type == FP_SNAN) + *c = a->orig_value | 0x00400000; + else if (a->type == FP_SNAN) + *c = b->orig_value | 0x00400000; + else + *c = 0x7fc00000; + return 1; + + case eUn: /* Unimplemented. */ + FP_RAISE (E); + return 1; + + case eDZ: /* Division-by-zero. */ + *c = (a->sign == b->sign) ? PLUS_INF : MINUS_INF; + FP_RAISE (Z); + return 1; + + default: + return 0; + } +} + +#define CHECK_EXCEPTIONS(FPPa, FPPb, fpc, ex_tab) \ + if (check_exceptions (&FPPa, &FPPb, &fpc, ex_tab, 0)) \ + return fpc; + +/* For each operation, we have two tables of how nonnormal cases are + handled. The DN=0 case is first, followed by the DN=1 case, with + each table using the following layout: */ + +static FP_ExceptionCases ex_add_tab[5][5] = { + /* N +0 -0 +In -In */ + { eNR, eNR, eNR, ePI, eNI }, /* Normal */ + { eNR, ePZ, eRZ, ePI, eNI }, /* +0 */ + { eNR, eRZ, eNZ, ePI, eNI }, /* -0 */ + { ePI, ePI, ePI, ePI, eIn }, /* +Inf */ + { eNI, eNI, eNI, eIn, eNI }, /* -Inf */ +}; + +fp_t +rxfp_add (fp_t fa, fp_t fb) +{ + FP_Parts a, b, c; + fp_t rv; + double da, db; + + fp_explode (fa, &a); + fp_explode (fb, &b); + CHECK_EXCEPTIONS (a, b, rv, ex_add_tab); + + da = fp_to_double (&a); + db = fp_to_double (&b); + tprintf("%g + %g = %g\n", da, db, da+db); + + double_to_fp (da+db, &c); + rv = fp_implode (&c); + return rv; +} + +static FP_ExceptionCases ex_sub_tab[5][5] = { + /* N +0 -0 +In -In */ + { eNR, eNR, eNR, eNI, ePI }, /* Normal */ + { eNR, eRZ, ePZ, eNI, ePI }, /* +0 */ + { eNR, eNZ, eRZ, eNI, ePI }, /* -0 */ + { ePI, ePI, ePI, eIn, ePI }, /* +Inf */ + { eNI, eNI, eNI, eNI, eIn }, /* -Inf */ +}; + +fp_t +rxfp_sub (fp_t fa, fp_t fb) +{ + FP_Parts a, b, c; + fp_t rv; + double da, db; + + fp_explode (fa, &a); + fp_explode (fb, &b); + CHECK_EXCEPTIONS (a, b, rv, ex_sub_tab); + + da = fp_to_double (&a); + db = fp_to_double (&b); + tprintf("%g - %g = %g\n", da, db, da-db); + + double_to_fp (da-db, &c); + rv = fp_implode (&c); + + return rv; +} + +static FP_ExceptionCases ex_mul_tab[5][5] = { + /* N +0 -0 +In -In */ + { eNR, eNR, eNR, eSI, eSI }, /* Normal */ + { eNR, ePZ, eNZ, eIn, eIn }, /* +0 */ + { eNR, eNZ, ePZ, eIn, eIn }, /* -0 */ + { eSI, eIn, eIn, ePI, eNI }, /* +Inf */ + { eSI, eIn, eIn, eNI, ePI }, /* -Inf */ +}; + +fp_t +rxfp_mul (fp_t fa, fp_t fb) +{ + FP_Parts a, b, c; + fp_t rv; + double da, db; + + fp_explode (fa, &a); + fp_explode (fb, &b); + CHECK_EXCEPTIONS (a, b, rv, ex_mul_tab); + + da = fp_to_double (&a); + db = fp_to_double (&b); + tprintf("%g x %g = %g\n", da, db, da*db); + + double_to_fp (da*db, &c); + rv = fp_implode (&c); + + return rv; +} + +static FP_ExceptionCases ex_div_tab[5][5] = { + /* N +0 -0 +In -In */ + { eNR, eDZ, eDZ, eSZ, eSZ }, /* Normal */ + { eSZ, eIn, eIn, ePZ, eNZ }, /* +0 */ + { eSZ, eIn, eIn, eNZ, ePZ }, /* -0 */ + { eSI, ePI, eNI, eIn, eIn }, /* +Inf */ + { eSI, eNI, ePI, eIn, eIn }, /* -Inf */ +}; + +fp_t +rxfp_div (fp_t fa, fp_t fb) +{ + FP_Parts a, b, c; + fp_t rv; + double da, db; + + fp_explode (fa, &a); + fp_explode (fb, &b); + CHECK_EXCEPTIONS (a, b, rv, ex_div_tab); + + da = fp_to_double (&a); + db = fp_to_double (&b); + tprintf("%g / %g = %g\n", da, db, da/db); + + double_to_fp (da/db, &c); + rv = fp_implode (&c); + + return rv; +} + +static FP_ExceptionCases ex_cmp_tab[5][5] = { + /* N +0 -0 +In -In */ + { eNR, eNR, eNR, eLT, eGT }, /* Normal */ + { eNR, eEQ, eEQ, eLT, eGT }, /* +0 */ + { eNR, eEQ, eEQ, eLT, eGT }, /* -0 */ + { eGT, eGT, eGT, eEQ, eGT }, /* +Inf */ + { eLT, eLT, eLT, eLT, eEQ }, /* -Inf */ +}; + +void +rxfp_cmp (fp_t fa, fp_t fb) +{ + FP_Parts a, b; + fp_t c; + FP_ExceptionCases reason; + int flags = 0; + double da, db; + + fp_explode (fa, &a); + fp_explode (fb, &b); + + if (check_exceptions (&a, &b, &c, ex_cmp_tab, &reason)) + { + if (reason == eQN) + { + /* Special case - incomparable. */ + set_flags (FLAGBIT_Z | FLAGBIT_S | FLAGBIT_O, FLAGBIT_O); + return; + } + return; + } + + switch (reason) + { + case eEQ: + flags = FLAGBIT_Z; + break; + case eLT: + flags = FLAGBIT_S; + break; + case eGT: + flags = 0; + break; + case eNR: + da = fp_to_double (&a); + db = fp_to_double (&b); + tprintf("fcmp: %g cmp %g\n", da, db); + if (da < db) + flags = FLAGBIT_S; + else if (da == db) + flags = FLAGBIT_Z; + else + flags = 0; + break; + default: + abort(); + } + + set_flags (FLAGBIT_Z | FLAGBIT_S | FLAGBIT_O, flags); +} + +long +rxfp_ftoi (fp_t fa, int round_mode) +{ + FP_Parts a; + fp_t rv; + int sign; + int whole_bits, frac_bits; + + fp_explode (fa, &a); + sign = fa & 0x80000000UL; + + switch (a.type) + { + case FP_NORMAL: + break; + case FP_PZERO: + case FP_NZERO: + return 0; + case FP_PINFINITY: + FP_RAISE (V); + return 0x7fffffffL; + case FP_NINFINITY: + FP_RAISE (V); + return 0x80000000L; + case FP_DENORMAL: + FP_RAISE (E); + return 0; + case FP_QNAN: + case FP_SNAN: + FP_RAISE (V); + return sign ? 0x80000000U : 0x7fffffff; + } + + if (a.exp >= 31) + { + FP_RAISE (V); + return sign ? 0x80000000U : 0x7fffffff; + } + + a.exp -= 23; + + if (a.exp <= -25) + { + /* Less than 0.49999 */ + frac_bits = a.mant; + whole_bits = 0; + } + else if (a.exp < 0) + { + frac_bits = a.mant << (32 + a.exp); + whole_bits = a.mant >> (-a.exp); + } + else + { + frac_bits = 0; + whole_bits = a.mant << a.exp; + } + + if (frac_bits) + { + switch (round_mode & 3) + { + case FPRM_NEAREST: + if (frac_bits & 0x80000000UL) + whole_bits ++; + break; + case FPRM_ZERO: + break; + case FPRM_PINF: + if (!sign) + whole_bits ++; + break; + case FPRM_NINF: + if (sign) + whole_bits ++; + break; + } + } + + rv = sign ? -whole_bits : whole_bits; + + return rv; +} + +fp_t +rxfp_itof (long fa, int round_mode) +{ + fp_t rv; + int sign = 0; + unsigned int frac_bits; + volatile unsigned int whole_bits; + FP_Parts a; + + if (fa == 0) + return PLUS_ZERO; + + if (fa < 0) + { + fa = -fa; + sign = 1; + a.sign = -1; + } + else + a.sign = 1; + + whole_bits = fa; + a.exp = 31; + + while (! (whole_bits & 0x80000000UL)) + { + a.exp --; + whole_bits <<= 1; + } + frac_bits = whole_bits & 0xff; + whole_bits = whole_bits >> 8; + + if (frac_bits) + { + /* We must round */ + switch (round_mode & 3) + { + case FPRM_NEAREST: + if (frac_bits & 0x80) + whole_bits ++; + break; + case FPRM_ZERO: + break; + case FPRM_PINF: + if (!sign) + whole_bits ++; + break; + case FPRM_NINF: + if (sign) + whole_bits ++; + break; + } + } + + a.mant = whole_bits; + if (whole_bits & 0xff000000UL) + { + a.mant >>= 1; + a.exp ++; + } + + rv = fp_implode (&a); + return rv; +} +

fpu.c Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: misc.c =================================================================== --- misc.c (nonexistent) +++ misc.c (revision 842) @@ -0,0 +1,77 @@ +/* misc.c --- miscellaneous utility functions for RX simulator. + +Copyright (C) 2005, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. +Contributed by Red Hat, Inc. + +This file is part of the GNU simulators. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + + +#include + +#include "cpu.h" +#include "misc.h" + +int +bcd2int (int bcd, int w) +{ + int v = 0, m = 1, i; + for (i = 0; i < (w ? 4 : 2); i++) + { + v += (bcd % 16) * m; + m *= 10; + bcd /= 16; + } + return v; +} + +int +int2bcd (int v, int w) +{ + int bcd = 0, m = 1, i; + for (i = 0; i < (w ? 4 : 2); i++) + { + bcd += (v % 10) * m; + m *= 16; + v /= 10; + } + return bcd; +} + +char * +comma (unsigned int u) +{ + static char buf[5][20]; + static int bi = 0; + int comma = 0; + char *bp; + + bi = (bi + 1) % 5; + bp = buf[bi] + 19; + *--bp = 0; + do + { + if (comma == 3) + { + *--bp = ','; + comma = 0; + } + comma++; + *--bp = '0' + (u % 10); + u /= 10; + } + while (u); + return bp; +}

misc.c Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: cpu.h =================================================================== --- cpu.h (nonexistent) +++ cpu.h (revision 842) @@ -0,0 +1,225 @@ +/* cpu.h --- declarations for the RX core. + +Copyright (C) 2005, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. +Contributed by Red Hat, Inc. + +This file is part of the GNU simulators. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + +#include +#include + +extern int verbose; +extern int trace; +extern int enable_counting; + +typedef uint8_t QI; +typedef uint16_t HI; +typedef uint32_t SI; +typedef uint64_t DI; + +extern int rx_in_gdb; +extern int rx_big_endian; + +typedef struct +{ + SI r[16]; + + SI r_psw; + SI r_pc; + SI r_usp; + SI r_fpsw; + SI r__reserved_cr_4; + SI r__reserved_cr_5; + SI r__reserved_cr_6; + SI r__reserved_cr_7; + + SI r_bpsw; + SI r_bpc; + SI r_isp; + SI r_fintv; + SI r_intb; + SI r__reserved_cr_13; + SI r__reserved_cr_14; + SI r__reserved_cr_15; + + SI r__reserved_cr_16; + SI r__reserved_cr_17; + SI r__reserved_cr_18; + SI r__reserved_cr_19; + SI r__reserved_cr_20; + SI r__reserved_cr_21; + SI r__reserved_cr_22; + SI r__reserved_cr_23; + + SI r__reserved_cr_24; + SI r__reserved_cr_25; + SI r__reserved_cr_26; + SI r__reserved_cr_27; + SI r__reserved_cr_28; + SI r__reserved_cr_29; + SI r__reserved_cr_30; + SI r__reserved_cr_31; + + SI r_temp; + + DI r_acc; +} regs_type; + +#define sp 0 +#define psw 16 +#define pc 17 +#define usp 18 +#define fpsw 19 + +#define bpsw 24 +#define bpc 25 +#define isp 26 +#define fintv 27 +#define intb 28 + +#define r_temp_idx 48 +#define acc64 49 +#define acchi 50 +#define accmi 51 +#define acclo 52 + +extern regs_type regs; + +#define FLAGBIT_C 0x00000001 +#define FLAGBIT_Z 0x00000002 +#define FLAGBIT_S 0x00000004 +#define FLAGBIT_O 0x00000008 +#define FLAGBIT_I 0x00010000 +#define FLAGBIT_U 0x00020000 +#define FLAGBIT_PM 0x00100000 +#define FLAGBITS_IPL 0x0f000000 +#define FLAGSHIFT_IPL 24 + +#define FPSWBITS_RM 0x00000003 +#define FPSWBITS_CV 0x00000004 /* invalid operation */ +#define FPSWBITS_CO 0x00000008 /* overflow */ +#define FPSWBITS_CZ 0x00000010 /* divide-by-zero */ +#define FPSWBITS_CU 0x00000020 /* underflow */ +#define FPSWBITS_CX 0x00000040 /* inexact */ +#define FPSWBITS_CE 0x00000080 /* unimplemented processing */ +#define FPSWBITS_CMASK 0x000000fc /* all the above */ +#define FPSWBITS_DN 0x00000100 +#define FPSW_CESH 8 +#define FPSWBITS_EV 0x00000400 +#define FPSWBITS_EO 0x00000800 +#define FPSWBITS_EZ 0x00001000 +#define FPSWBITS_EU 0x00002000 +#define FPSWBITS_EX 0x00004000 +#define FPSW_EFSH 16 +#define FPSW_CFSH 24 +#define FPSWBITS_FV 0x04000000 +#define FPSWBITS_FO 0x08000000 +#define FPSWBITS_FZ 0x10000000 +#define FPSWBITS_FU 0x20000000 +#define FPSWBITS_FX 0x40000000 +#define FPSWBITS_FSUM 0x80000000 +#define FPSWBITS_FMASK 0x7c000000 +#define FPSWBITS_CLEAR 0xffffff03 /* masked at start of any FP opcode */ + +#define FPRM_NEAREST 0 +#define FPRM_ZERO 1 +#define FPRM_PINF 2 +#define FPRM_NINF 3 + +extern char *reg_names[]; + +extern int rx_flagmask; +extern int rx_flagand; +extern int rx_flagor; + +extern unsigned int b2mask[]; +extern unsigned int b2signbit[]; +extern int b2maxsigned[]; +extern int b2minsigned[]; + +void init_regs (void); +void stack_heap_stats (void); +void set_pointer_width (int bytes); +unsigned int get_reg (int id); +unsigned long long get_reg64 (int id); +void put_reg (int id, unsigned int value); +void put_reg64 (int id, unsigned long long value); + +void set_flags (int mask, int newbits); +void set_oszc (long long value, int bytes, int c); +void set_szc (long long value, int bytes, int c); +void set_osz (long long value, int bytes); +void set_sz (long long value, int bytes); +void set_zc (int z, int c); +void set_c (int c); + +const char *bits (int v, int b); + +int condition_true (int cond_id); + +#define FLAG(f) ((regs.r_psw & f) ? 1 : 0) +#define FLAG_C FLAG(FLAGBIT_C) +#define FLAG_D FLAG(FLAGBIT_D) +#define FLAG_Z FLAG(FLAGBIT_Z) +#define FLAG_S FLAG(FLAGBIT_S) +#define FLAG_B FLAG(FLAGBIT_B) +#define FLAG_O FLAG(FLAGBIT_O) +#define FLAG_I FLAG(FLAGBIT_I) +#define FLAG_U FLAG(FLAGBIT_U) +#define FLAG_PM FLAG(FLAGBIT_PM) + +/* Instruction step return codes. + Suppose one of the decode_* functions below returns a value R: + - If RX_STEPPED (R), then the single-step completed normally. + - If RX_HIT_BREAK (R), then the program hit a breakpoint. + - If RX_EXITED (R), then the program has done an 'exit' system + call, and the exit code is RX_EXIT_STATUS (R). + - If RX_STOPPED (R), then a signal (number RX_STOP_SIG (R)) was + generated. + + For building step return codes: + - RX_MAKE_STEPPED is the return code for finishing a normal step. + - RX_MAKE_HIT_BREAK is the return code for hitting a breakpoint. + - RX_MAKE_EXITED (C) is the return code for exiting with status C. + - RX_MAKE_STOPPED (S) is the return code for stopping on signal S. */ +#define RX_MAKE_STEPPED() (0) +#define RX_MAKE_HIT_BREAK() (1) +#define RX_MAKE_EXITED(c) (((int) (c) << 8) + 2) +#define RX_MAKE_STOPPED(s) (((int) (s) << 8) + 3) + +#define RX_STEPPED(r) ((r) == RX_MAKE_STEPPED ()) +#define RX_HIT_BREAK(r) ((r) == RX_MAKE_HIT_BREAK ()) +#define RX_EXITED(r) (((r) & 0xff) == 2) +#define RX_EXIT_STATUS(r) ((r) >> 8) +#define RX_STOPPED(r) (((r) & 0xff) == 3) +#define RX_STOP_SIG(r) ((r) >> 8) + +/* The step result for the current step. Global to allow + communication between the stepping function and the system + calls. */ +extern int step_result; + +extern unsigned int rx_cycles; + +/* Used to detect heap/stack collisions. */ +extern unsigned int heaptop; +extern unsigned int heapbottom; + +extern int decode_opcode (void); + +extern void trace_register_changes (); +extern void generate_access_exception (void); +extern jmp_buf decode_jmp_buf;

cpu.h Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: err.h =================================================================== --- err.h (nonexistent) +++ err.h (revision 842) @@ -0,0 +1,47 @@ +/* err.h --- handle errors for RX simulator. + +Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc. +Contributed by Red Hat, Inc. + +This file is part of the GNU simulators. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + +enum execution_error { + SIM_ERR_NONE, + SIM_ERR_READ_UNWRITTEN_PAGES, + SIM_ERR_READ_UNWRITTEN_BYTES, + SIM_ERR_NULL_POINTER_DEREFERENCE, + SIM_ERR_CORRUPT_STACK, + SIM_ERR_NUM_ERRORS +}; + +enum execution_error_action { + SIM_ERRACTION_EXIT, + SIM_ERRACTION_WARN, + SIM_ERRACTION_IGNORE, + SIM_ERRACTION_DEBUG, + SIM_ERRACTION_NUM_ACTIONS +}; + +void execution_error (enum execution_error num, unsigned long address); +void execution_error_init_standalone (void); +void execution_error_init_debugger (void); +void execution_error_error_all (void); +void execution_error_warn_all (void); +void execution_error_ignore_all (void); +enum execution_error execution_error_get_last_error (void); +void execution_error_clear_last_error (void); +void execution_error_set_action (enum execution_error num, + enum execution_error_action act);

err.h Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property Index: syscalls.c =================================================================== --- syscalls.c (nonexistent) +++ syscalls.c (revision 842) @@ -0,0 +1,306 @@ +/* syscalls.c --- implement system calls for the RX simulator. + +Copyright (C) 2005, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. +Contributed by Red Hat, Inc. + +This file is part of the GNU simulators. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + + +#include +#include +#include +#include +#include + +#include "gdb/callback.h" + +#include "cpu.h" +#include "mem.h" +#include "syscalls.h" + +#include "syscall.h" + +/* The current syscall callbacks we're using. */ +static struct host_callback_struct *callbacks; + +void +set_callbacks (struct host_callback_struct *cb) +{ + callbacks = cb; +} + + +/* Arguments 1..4 are in R1..R4, remainder on stack. + + Return value in R1..R4 as needed. + structs bigger than 16 bytes: pointer pushed on stack last + + We only support arguments that fit in general registers. + + The system call number is in R5. We expect ssycalls to look like + this in libgloss: + + _exit: + mov #SYS_exit, r5 + int #255 + rts +*/ + +int argp, stackp; + +static int +arg () +{ + int rv = 0; + argp++; + + if (argp < 4) + return get_reg (argp); + + rv = mem_get_si (get_reg (sp) + stackp); + stackp += 4; + return rv; +} + +static void +read_target (char *buffer, int address, int count, int asciiz) +{ + char byte; + while (count > 0) + { + byte = mem_get_qi (address++); + *buffer++ = byte; + if (asciiz && (byte == 0)) + return; + count--; + } +} + +static void +write_target (char *buffer, int address, int count, int asciiz) +{ + char byte; + while (count > 0) + { + byte = *buffer++; + mem_put_qi (address++, byte); + if (asciiz && (byte == 0)) + return; + count--; + } +} + +#define PTRSZ (A16 ? 2 : 3) + +static char *callnames[] = { + "SYS_zero", + "SYS_exit", + "SYS_open", + "SYS_close", + "SYS_read", + "SYS_write", + "SYS_lseek", + "SYS_unlink", + "SYS_getpid", + "SYS_kill", + "SYS_fstat", + "SYS_sbrk", + "SYS_argvlen", + "SYS_argv", + "SYS_chdir", + "SYS_stat", + "SYS_chmod", + "SYS_utime", + "SYS_time", + "SYS_gettimeofday", + "SYS_times", + "SYS_link" +}; + +int +rx_syscall (int id) +{ + static char buf[256]; + int rv; + + argp = 0; + stackp = 4; + if (trace) + printf ("\033[31m/* SYSCALL(%d) = %s */\033[0m\n", id, id <= SYS_link ? callnames[id] : "unknown"); + switch (id) + { + case SYS_exit: + { + int ec = arg (); + if (verbose) + printf ("[exit %d]\n", ec); + return RX_MAKE_EXITED (ec); + } + break; + + case SYS_open: + { + int path = arg (); + /* The open function is defined as taking a variable number of arguments + because the third parameter to it is optional: + open (const char * filename, int flags, ...); + Hence the oflags and cflags arguments will be on the stack and we need + to skip the (empty) argument registers r3 and r4. */ + argp = 4; + int oflags = arg (); + int cflags = arg (); + + read_target (buf, path, 256, 1); + if (trace) + printf ("open(\"%s\",0x%x,%#o) = ", buf, oflags, cflags); + + if (callbacks) + /* The callback vector ignores CFLAGS. */ + rv = callbacks->open (callbacks, buf, oflags); + else + { + int h_oflags = 0; + + if (oflags & 0x0001) + h_oflags |= O_WRONLY; + if (oflags & 0x0002) + h_oflags |= O_RDWR; + if (oflags & 0x0200) + h_oflags |= O_CREAT; + if (oflags & 0x0008) + h_oflags |= O_APPEND; + if (oflags & 0x0400) + h_oflags |= O_TRUNC; + rv = open (buf, h_oflags, cflags); + } + if (trace) + printf ("%d\n", rv); + put_reg (1, rv); + } + break; + + case SYS_close: + { + int fd = arg (); + + if (callbacks) + rv = callbacks->close (callbacks, fd); + else if (fd > 2) + rv = close (fd); + else + rv = 0; + if (trace) + printf ("close(%d) = %d\n", fd, rv); + put_reg (1, rv); + } + break; + + case SYS_read: + { + int fd = arg (); + int addr = arg (); + int count = arg (); + + if (count > sizeof (buf)) + count = sizeof (buf); + if (callbacks) + rv = callbacks->read (callbacks, fd, buf, count); + else + rv = read (fd, buf, count); + if (trace) + printf ("read(%d,%d) = %d\n", fd, count, rv); + if (rv > 0) + write_target (buf, addr, rv, 0); + put_reg (1, rv); + } + break; + + case SYS_write: + { + int fd = arg (); + int addr = arg (); + int count = arg (); + + if (count > sizeof (buf)) + count = sizeof (buf); + if (trace) + printf ("write(%d,0x%x,%d)\n", fd, addr, count); + read_target (buf, addr, count, 0); + if (trace) + fflush (stdout); + if (callbacks) + rv = callbacks->write (callbacks, fd, buf, count); + else + rv = write (fd, buf, count); + if (trace) + printf ("write(%d,%d) = %d\n", fd, count, rv); + put_reg (1, rv); + } + break; + + case SYS_getpid: + put_reg (1, 42); + break; + + case SYS_gettimeofday: + { + int tvaddr = arg (); + struct timeval tv; + + rv = gettimeofday (&tv, 0); + if (trace) + printf ("gettimeofday: %ld sec %ld usec to 0x%x\n", tv.tv_sec, + tv.tv_usec, tvaddr); + mem_put_si (tvaddr, tv.tv_sec); + mem_put_si (tvaddr + 4, tv.tv_usec); + put_reg (1, rv); + } + break; + + case SYS_kill: + { + int pid = arg (); + int sig = arg (); + if (pid == 42) + { + if (verbose) + printf ("[signal %d]\n", sig); + return RX_MAKE_STOPPED (sig); + } + } + break; + + case 11: + { + int heaptop_arg = arg (); + if (trace) + printf ("sbrk: heap top set to %x\n", heaptop_arg); + heaptop = heaptop_arg; + if (heapbottom == 0) + heapbottom = heaptop_arg; + } + break; + + case 255: + { + int addr = arg (); + mem_put_si (addr, rx_cycles + mem_usage_cycles()); + } + break; + + } + return RX_MAKE_STEPPED (); +}

syscalls.c Property changes : Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:keywords ## -0,0 +1 ## +Id \ No newline at end of property

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