1 /* Definitions for PA_RISC with ELF format 2 Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 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 2, 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 COPYING. If not, write to 19 the Free Software Foundation, 51 Franklin Street, Fifth Floor, 20 Boston, MA 02110-1301, USA. */ 21 22 23 #undef TARGET_OS_CPP_BUILTINS 24 #define TARGET_OS_CPP_BUILTINS() \ 25 do \ 26 { \ 27 LINUX_TARGET_OS_CPP_BUILTINS(); \ 28 builtin_assert ("machine=bigendian"); \ 29 } \ 30 while (0) 31 32 #undef CPP_SPEC 33 #define CPP_SPEC "%{posix:-D_POSIX_SOURCE}" 34 35 #undef LIB_SPEC 36 #define LIB_SPEC \ 37 "%{pthread:-lpthread} \ 38 %{shared:-lgcc -lc} \ 39 %{!shared:%{mieee-fp:-lieee} %{shared-libgcc:-lgcc} %{profile:-lc_p}%{!profile:-lc}}" 40 41 #undef ASM_SPEC 42 #define ASM_SPEC \ 43 "%{v:-V} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}" 44 45 /* Define this for shared library support because it isn't in the main 46 linux.h file. */ 47 48 #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1" 49 50 #undef LINK_SPEC 51 #define LINK_SPEC "\ 52 %{shared:-shared} \ 53 %{!shared: \ 54 %{!static: \ 55 %{rdynamic:-export-dynamic} \ 56 %{!dynamic-linker:-dynamic-linker " LINUX_DYNAMIC_LINKER "}} \ 57 %{static:-static}}" 58 59 /* glibc's profiling functions don't need gcc to allocate counters. */ 60 #define NO_DEFERRED_PROFILE_COUNTERS 1 61 62 /* Define the strings used for the special svr4 .type and .size directives. 63 These strings generally do not vary from one system running svr4 to 64 another, but if a given system (e.g. m88k running svr) needs to use 65 different pseudo-op names for these, they may be overridden in the 66 file which includes this one. */ 67 68 #undef STRING_ASM_OP 69 #define STRING_ASM_OP "\t.stringz\t" 70 71 #define TEXT_SECTION_ASM_OP "\t.text" 72 #define DATA_SECTION_ASM_OP "\t.data" 73 #define BSS_SECTION_ASM_OP "\t.section\t.bss" 74 75 #define TARGET_ASM_FILE_START pa_linux_file_start 76 77 /* We want local labels to start with period if made with asm_fprintf. */ 78 #undef LOCAL_LABEL_PREFIX 79 #define LOCAL_LABEL_PREFIX "." 80 81 /* Define these to generate the Linux/ELF/SysV style of internal 82 labels all the time - i.e. to be compatible with 83 ASM_GENERATE_INTERNAL_LABEL in <elfos.h>. Compare these with the 84 ones in pa.h and note the lack of dollar signs in these. FIXME: 85 shouldn't we fix pa.h to use ASM_GENERATE_INTERNAL_LABEL instead? */ 86 87 #undef ASM_OUTPUT_ADDR_VEC_ELT 88 #define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \ 89 if (TARGET_BIG_SWITCH) \ 90 fprintf (FILE, "\t.word .L%d\n", VALUE); \ 91 else \ 92 fprintf (FILE, "\tb .L%d\n\tnop\n", VALUE) 93 94 #undef ASM_OUTPUT_ADDR_DIFF_ELT 95 #define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \ 96 if (TARGET_BIG_SWITCH) \ 97 fprintf (FILE, "\t.word .L%d-.L%d\n", VALUE, REL); \ 98 else \ 99 fprintf (FILE, "\tb .L%d\n\tnop\n", VALUE) 100 101 /* Use the default. */ 102 #undef ASM_OUTPUT_LABEL 103 104 /* NOTE: (*targetm.asm_out.internal_label)() is defined for us by elfos.h, and 105 does what we want (i.e. uses colons). It must be compatible with 106 ASM_GENERATE_INTERNAL_LABEL(), so do not define it here. */ 107 108 /* Use the default. */ 109 #undef ASM_OUTPUT_INTERNAL_LABEL 110 111 /* Use the default. */ 112 #undef TARGET_ASM_GLOBALIZE_LABEL 113 /* Globalizing directive for a label. */ 114 #define GLOBAL_ASM_OP ".globl " 115 116 /* FIXME: Hacked from the <elfos.h> one so that we avoid multiple 117 labels in a function declaration (since pa.c seems determined to do 118 it differently) */ 119 120 #undef ASM_DECLARE_FUNCTION_NAME 121 #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \ 122 do \ 123 { \ 124 ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "function"); \ 125 ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL)); \ 126 } \ 127 while (0) 128 129 /* As well as globalizing the label, we need to encode the label 130 to ensure a plabel is generated in an indirect call. */ 131 132 #undef ASM_OUTPUT_EXTERNAL_LIBCALL 133 #define ASM_OUTPUT_EXTERNAL_LIBCALL(FILE, FUN) \ 134 do \ 135 { \ 136 if (!FUNCTION_NAME_P (XSTR (FUN, 0))) \ 137 hppa_encode_label (FUN); \ 138 (*targetm.asm_out.globalize_label) (FILE, XSTR (FUN, 0)); \ 139 } \ 140 while (0) 141 142 /* Linux always uses gas. */ 143 #undef TARGET_GAS 144 #define TARGET_GAS 1 145