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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [config/] [pa/] [pa-linux.h] - Rev 282
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/* Definitions for PA_RISC with ELF format Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009 Free Software Foundation, Inc. This file is part of GCC. GCC 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, or (at your option) any later version. GCC 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 GCC; see the file COPYING3. If not see <http://www.gnu.org/licenses/>. */ #undef TARGET_OS_CPP_BUILTINS #define TARGET_OS_CPP_BUILTINS() \ do \ { \ LINUX_TARGET_OS_CPP_BUILTINS(); \ builtin_assert ("machine=bigendian"); \ } \ while (0) #undef CPP_SPEC #define CPP_SPEC "%{posix:-D_POSIX_SOURCE}" #undef ASM_SPEC #define ASM_SPEC \ "%{v:-V} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}" /* Define this for shared library support because it isn't in the main linux.h file. */ #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1" #undef LINK_SPEC #define LINK_SPEC "\ %{shared:-shared} \ %{!shared: \ %{!static: \ %{rdynamic:-export-dynamic} \ %{!dynamic-linker:-dynamic-linker " LINUX_DYNAMIC_LINKER "}} \ %{static:-static}}" /* glibc's profiling functions don't need gcc to allocate counters. */ #define NO_DEFERRED_PROFILE_COUNTERS 1 /* Define the strings used for the special svr4 .type and .size directives. These strings generally do not vary from one system running svr4 to another, but if a given system (e.g. m88k running svr) needs to use different pseudo-op names for these, they may be overridden in the file which includes this one. */ #undef STRING_ASM_OP #define STRING_ASM_OP "\t.stringz\t" #define TEXT_SECTION_ASM_OP "\t.text" #define DATA_SECTION_ASM_OP "\t.data" #define BSS_SECTION_ASM_OP "\t.section\t.bss" #define TARGET_ASM_FILE_START pa_linux_file_start /* We want local labels to start with period if made with asm_fprintf. */ #undef LOCAL_LABEL_PREFIX #define LOCAL_LABEL_PREFIX "." /* Define these to generate the Linux/ELF/SysV style of internal labels all the time - i.e. to be compatible with ASM_GENERATE_INTERNAL_LABEL in <elfos.h>. Compare these with the ones in pa.h and note the lack of dollar signs in these. FIXME: shouldn't we fix pa.h to use ASM_GENERATE_INTERNAL_LABEL instead? */ #undef ASM_OUTPUT_ADDR_VEC_ELT #define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \ if (TARGET_BIG_SWITCH) \ fprintf (FILE, "\t.word .L%d\n", VALUE); \ else \ fprintf (FILE, "\tb .L%d\n\tnop\n", VALUE) #undef ASM_OUTPUT_ADDR_DIFF_ELT #define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \ if (TARGET_BIG_SWITCH) \ fprintf (FILE, "\t.word .L%d-.L%d\n", VALUE, REL); \ else \ fprintf (FILE, "\tb .L%d\n\tnop\n", VALUE) /* Use the default. */ #undef ASM_OUTPUT_LABEL /* NOTE: (*targetm.asm_out.internal_label)() is defined for us by elfos.h, and does what we want (i.e. uses colons). It must be compatible with ASM_GENERATE_INTERNAL_LABEL(), so do not define it here. */ /* Use the default. */ #undef ASM_OUTPUT_INTERNAL_LABEL /* Use the default. */ #undef TARGET_ASM_GLOBALIZE_LABEL /* Globalizing directive for a label. */ #define GLOBAL_ASM_OP ".globl " /* FIXME: Hacked from the <elfos.h> one so that we avoid multiple labels in a function declaration (since pa.c seems determined to do it differently) */ #undef ASM_DECLARE_FUNCTION_NAME #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \ do \ { \ ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "function"); \ ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL)); \ } \ while (0) /* As well as globalizing the label, we need to encode the label to ensure a plabel is generated in an indirect call. */ #undef ASM_OUTPUT_EXTERNAL_LIBCALL #define ASM_OUTPUT_EXTERNAL_LIBCALL(FILE, FUN) \ do \ { \ if (!FUNCTION_NAME_P (XSTR (FUN, 0))) \ hppa_encode_label (FUN); \ (*targetm.asm_out.globalize_label) (FILE, XSTR (FUN, 0)); \ } \ while (0) /* Linux always uses gas. */ #undef TARGET_GAS #define TARGET_GAS 1