1 /* Definitions for PA_RISC with ELF format 2 Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009 3 Free Software Foundation, Inc. 4 5 This file is part of GCC. 6 7 GCC is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 3, or (at your option) 10 any later version. 11 12 GCC is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with GCC; see the file COPYING3. If not see 19 <http://www.gnu.org/licenses/>. */ 20 21 22 #undef TARGET_OS_CPP_BUILTINS 23 #define TARGET_OS_CPP_BUILTINS() \ 24 do \ 25 { \ 26 LINUX_TARGET_OS_CPP_BUILTINS(); \ 27 builtin_assert ("machine=bigendian"); \ 28 } \ 29 while (0) 30 31 #undef CPP_SPEC 32 #define CPP_SPEC "%{posix:-D_POSIX_SOURCE}" 33 34 #undef ASM_SPEC 35 #define ASM_SPEC \ 36 "%{v:-V} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}" 37 38 /* Define this for shared library support because it isn't in the main 39 linux.h file. */ 40 41 #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1" 42 43 #undef LINK_SPEC 44 #define LINK_SPEC "\ 45 %{shared:-shared} \ 46 %{!shared: \ 47 %{!static: \ 48 %{rdynamic:-export-dynamic} \ 49 %{!dynamic-linker:-dynamic-linker " LINUX_DYNAMIC_LINKER "}} \ 50 %{static:-static}}" 51 52 /* glibc's profiling functions don't need gcc to allocate counters. */ 53 #define NO_DEFERRED_PROFILE_COUNTERS 1 54 55 /* Define the strings used for the special svr4 .type and .size directives. 56 These strings generally do not vary from one system running svr4 to 57 another, but if a given system (e.g. m88k running svr) needs to use 58 different pseudo-op names for these, they may be overridden in the 59 file which includes this one. */ 60 61 #undef STRING_ASM_OP 62 #define STRING_ASM_OP "\t.stringz\t" 63 64 #define TEXT_SECTION_ASM_OP "\t.text" 65 #define DATA_SECTION_ASM_OP "\t.data" 66 #define BSS_SECTION_ASM_OP "\t.section\t.bss" 67 68 #define TARGET_ASM_FILE_START pa_linux_file_start 69 70 /* We want local labels to start with period if made with asm_fprintf. */ 71 #undef LOCAL_LABEL_PREFIX 72 #define LOCAL_LABEL_PREFIX "." 73 74 /* Define these to generate the Linux/ELF/SysV style of internal 75 labels all the time - i.e. to be compatible with 76 ASM_GENERATE_INTERNAL_LABEL in <elfos.h>. Compare these with the 77 ones in pa.h and note the lack of dollar signs in these. FIXME: 78 shouldn't we fix pa.h to use ASM_GENERATE_INTERNAL_LABEL instead? */ 79 80 #undef ASM_OUTPUT_ADDR_VEC_ELT 81 #define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \ 82 if (TARGET_BIG_SWITCH) \ 83 fprintf (FILE, "\t.word .L%d\n", VALUE); \ 84 else \ 85 fprintf (FILE, "\tb .L%d\n\tnop\n", VALUE) 86 87 #undef ASM_OUTPUT_ADDR_DIFF_ELT 88 #define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \ 89 if (TARGET_BIG_SWITCH) \ 90 fprintf (FILE, "\t.word .L%d-.L%d\n", VALUE, REL); \ 91 else \ 92 fprintf (FILE, "\tb .L%d\n\tnop\n", VALUE) 93 94 /* Use the default. */ 95 #undef ASM_OUTPUT_LABEL 96 97 /* NOTE: (*targetm.asm_out.internal_label)() is defined for us by elfos.h, and 98 does what we want (i.e. uses colons). It must be compatible with 99 ASM_GENERATE_INTERNAL_LABEL(), so do not define it here. */ 100 101 /* Use the default. */ 102 #undef ASM_OUTPUT_INTERNAL_LABEL 103 104 /* Use the default. */ 105 #undef TARGET_ASM_GLOBALIZE_LABEL 106 /* Globalizing directive for a label. */ 107 #define GLOBAL_ASM_OP ".globl " 108 109 /* FIXME: Hacked from the <elfos.h> one so that we avoid multiple 110 labels in a function declaration (since pa.c seems determined to do 111 it differently) */ 112 113 #undef ASM_DECLARE_FUNCTION_NAME 114 #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \ 115 do \ 116 { \ 117 ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "function"); \ 118 ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL)); \ 119 } \ 120 while (0) 121 122 /* As well as globalizing the label, we need to encode the label 123 to ensure a plabel is generated in an indirect call. */ 124 125 #undef ASM_OUTPUT_EXTERNAL_LIBCALL 126 #define ASM_OUTPUT_EXTERNAL_LIBCALL(FILE, FUN) \ 127 do \ 128 { \ 129 if (!FUNCTION_NAME_P (XSTR (FUN, 0))) \ 130 hppa_encode_label (FUN); \ 131 (*targetm.asm_out.globalize_label) (FILE, XSTR (FUN, 0)); \ 132 } \ 133 while (0) 134 135 /* Linux always uses gas. */ 136 #undef TARGET_GAS 137 #define TARGET_GAS 1 138