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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [config/] [pa/] [pa-linux.h] - Blame information for rev 282

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1 282 jeremybenn
/* Definitions for PA_RISC with ELF format
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   Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009
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   Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3.  If not see
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<http://www.gnu.org/licenses/>.  */
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#undef TARGET_OS_CPP_BUILTINS
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#define TARGET_OS_CPP_BUILTINS()                \
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  do                                            \
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    {                                           \
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        LINUX_TARGET_OS_CPP_BUILTINS();         \
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        builtin_assert ("machine=bigendian");   \
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    }                                           \
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  while (0)
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#undef CPP_SPEC
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#define CPP_SPEC "%{posix:-D_POSIX_SOURCE}"
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#undef ASM_SPEC
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#define ASM_SPEC \
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  "%{v:-V} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}"
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/* Define this for shared library support because it isn't in the main
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   linux.h file.  */
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#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
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#undef LINK_SPEC
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#define LINK_SPEC "\
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  %{shared:-shared} \
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  %{!shared: \
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    %{!static: \
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      %{rdynamic:-export-dynamic} \
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      %{!dynamic-linker:-dynamic-linker " LINUX_DYNAMIC_LINKER "}} \
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      %{static:-static}}"
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/* glibc's profiling functions don't need gcc to allocate counters.  */
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#define NO_DEFERRED_PROFILE_COUNTERS 1
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/* Define the strings used for the special svr4 .type and .size directives.
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   These strings generally do not vary from one system running svr4 to
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   another, but if a given system (e.g. m88k running svr) needs to use
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   different pseudo-op names for these, they may be overridden in the
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   file which includes this one.  */
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#undef STRING_ASM_OP
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#define STRING_ASM_OP   "\t.stringz\t"
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#define TEXT_SECTION_ASM_OP "\t.text"
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#define DATA_SECTION_ASM_OP "\t.data"
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#define BSS_SECTION_ASM_OP "\t.section\t.bss"
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#define TARGET_ASM_FILE_START pa_linux_file_start
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/* We want local labels to start with period if made with asm_fprintf.  */
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#undef LOCAL_LABEL_PREFIX
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#define LOCAL_LABEL_PREFIX "."
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/* Define these to generate the Linux/ELF/SysV style of internal
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   labels all the time - i.e. to be compatible with
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   ASM_GENERATE_INTERNAL_LABEL in <elfos.h>.  Compare these with the
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   ones in pa.h and note the lack of dollar signs in these.  FIXME:
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   shouldn't we fix pa.h to use ASM_GENERATE_INTERNAL_LABEL instead? */
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#undef ASM_OUTPUT_ADDR_VEC_ELT
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#define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \
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  if (TARGET_BIG_SWITCH)                                        \
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    fprintf (FILE, "\t.word .L%d\n", VALUE);                    \
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  else                                                          \
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    fprintf (FILE, "\tb .L%d\n\tnop\n", VALUE)
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#undef ASM_OUTPUT_ADDR_DIFF_ELT
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#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \
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  if (TARGET_BIG_SWITCH)                                        \
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    fprintf (FILE, "\t.word .L%d-.L%d\n", VALUE, REL);          \
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  else                                                          \
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    fprintf (FILE, "\tb .L%d\n\tnop\n", VALUE)
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/* Use the default.  */
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#undef ASM_OUTPUT_LABEL
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/* NOTE: (*targetm.asm_out.internal_label)() is defined for us by elfos.h, and
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   does what we want (i.e. uses colons).  It must be compatible with
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   ASM_GENERATE_INTERNAL_LABEL(), so do not define it here.  */
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/* Use the default.  */
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#undef ASM_OUTPUT_INTERNAL_LABEL
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/* Use the default.  */
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#undef TARGET_ASM_GLOBALIZE_LABEL
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/* Globalizing directive for a label.  */
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#define GLOBAL_ASM_OP ".globl "
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/* FIXME: Hacked from the <elfos.h> one so that we avoid multiple
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   labels in a function declaration (since pa.c seems determined to do
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   it differently)  */
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#undef ASM_DECLARE_FUNCTION_NAME
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#define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL)             \
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  do                                                            \
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    {                                                           \
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      ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "function");       \
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      ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL));            \
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    }                                                           \
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  while (0)
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/* As well as globalizing the label, we need to encode the label
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   to ensure a plabel is generated in an indirect call.  */
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#undef ASM_OUTPUT_EXTERNAL_LIBCALL
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#define ASM_OUTPUT_EXTERNAL_LIBCALL(FILE, FUN)                  \
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  do                                                            \
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    {                                                           \
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      if (!FUNCTION_NAME_P (XSTR (FUN, 0)))                     \
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        hppa_encode_label (FUN);                                \
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      (*targetm.asm_out.globalize_label) (FILE, XSTR (FUN, 0)); \
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    }                                                           \
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  while (0)
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/* Linux always uses gas.  */
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#undef TARGET_GAS
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#define TARGET_GAS 1

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