pa-netbsd.h revision 1.4
1/* Definitions for PA_RISC with ELF format 2 Copyright (C) 1999-2013 Free Software Foundation, Inc. 3 4This file is part of GCC. 5 6GCC is free software; you can redistribute it and/or modify 7it under the terms of the GNU General Public License as published by 8the Free Software Foundation; either version 3, or (at your option) 9any later version. 10 11GCC is distributed in the hope that it will be useful, 12but WITHOUT ANY WARRANTY; without even the implied warranty of 13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14GNU General Public License for more details. 15 16You should have received a copy of the GNU General Public License 17along with GCC; see the file COPYING3. If not see 18<http://www.gnu.org/licenses/>. */ 19 20 21#undef TARGET_OS_CPP_BUILTINS 22#define TARGET_OS_CPP_BUILTINS() \ 23 do \ 24 { \ 25 NETBSD_OS_CPP_BUILTINS_ELF(); \ 26 builtin_assert ("machine=bigendian"); \ 27 } \ 28 while (0) 29 30#undef CPP_SPEC 31#define CPP_SPEC NETBSD_CPP_SPEC 32 33#undef ASM_SPEC 34#define ASM_SPEC \ 35 "%{v:-V} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}" 36 37#undef EXTRA_SPECS 38#define EXTRA_SPECS \ 39 { "netbsd_entry_point", NETBSD_ENTRY_POINT }, 40 41#define NETBSD_ENTRY_POINT "__start" 42 43#undef LINK_SPEC 44#define LINK_SPEC NETBSD_LINK_SPEC_ELF 45 46/* NetBSD profiling functions don't need gcc to allocate counters. */ 47#define NO_DEFERRED_PROFILE_COUNTERS 1 48 49/* Define the strings used for the special svr4 .type and .size directives. 50 These strings generally do not vary from one system running svr4 to 51 another, but if a given system (e.g. m88k running svr) needs to use 52 different pseudo-op names for these, they may be overridden in the 53 file which includes this one. */ 54 55#undef STRING_ASM_OP 56#define STRING_ASM_OP "\t.stringz\t" 57 58#define TEXT_SECTION_ASM_OP "\t.text" 59#define DATA_SECTION_ASM_OP "\t.data" 60#define BSS_SECTION_ASM_OP "\t.section\t.bss" 61 62#define TARGET_ASM_FILE_START pa_linux_file_start 63 64/* We want local labels to start with period if made with asm_fprintf. */ 65#undef LOCAL_LABEL_PREFIX 66#define LOCAL_LABEL_PREFIX "." 67 68/* Define these to generate the Linux/ELF/SysV style of internal 69 labels all the time - i.e. to be compatible with 70 ASM_GENERATE_INTERNAL_LABEL in <elfos.h>. Compare these with the 71 ones in pa.h and note the lack of dollar signs in these. FIXME: 72 shouldn't we fix pa.h to use ASM_GENERATE_INTERNAL_LABEL instead? */ 73 74#undef ASM_OUTPUT_ADDR_VEC_ELT 75#define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \ 76 fprintf (FILE, "\t.word .L%d\n", VALUE) 77 78#undef ASM_OUTPUT_ADDR_DIFF_ELT 79#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \ 80 fprintf (FILE, "\t.word .L%d-.L%d\n", VALUE, REL) 81 82/* Use the default. */ 83#undef ASM_OUTPUT_LABEL 84 85/* NOTE: (*targetm.asm_out.internal_label)() is defined for us by elfos.h, and 86 does what we want (i.e. uses colons). It must be compatible with 87 ASM_GENERATE_INTERNAL_LABEL(), so do not define it here. */ 88 89/* Use the default. */ 90#undef ASM_OUTPUT_INTERNAL_LABEL 91 92/* Use the default. */ 93#undef TARGET_ASM_GLOBALIZE_LABEL 94/* Globalizing directive for a label. */ 95#define GLOBAL_ASM_OP ".globl " 96 97/* FIXME: Hacked from the <elfos.h> one so that we avoid multiple 98 labels in a function declaration (since pa.c seems determined to do 99 it differently) */ 100 101#undef ASM_DECLARE_FUNCTION_NAME 102#define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \ 103 do \ 104 { \ 105 ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "function"); \ 106 ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL)); \ 107 } \ 108 while (0) 109 110/* As well as globalizing the label, we need to encode the label 111 to ensure a plabel is generated in an indirect call. */ 112 113#undef ASM_OUTPUT_EXTERNAL_LIBCALL 114#define ASM_OUTPUT_EXTERNAL_LIBCALL(FILE, FUN) \ 115 do \ 116 { \ 117 if (!FUNCTION_NAME_P (XSTR (FUN, 0))) \ 118 pa_encode_label (FUN); \ 119 (*targetm.asm_out.globalize_label) (FILE, XSTR (FUN, 0)); \ 120 } \ 121 while (0) 122 123/* NetBSD always uses gas. */ 124#undef TARGET_GAS 125#define TARGET_GAS 1 126 127/* Use long int for these type to make hppa64 compatibility easier. */ 128#undef SIZE_TYPE 129#define SIZE_TYPE "long unsigned int" 130 131#undef PTRDIFF_TYPE 132#define PTRDIFF_TYPE "long int" 133 134#if 0 135#undef TARGET_SYNC_LIBCALL 136#define TARGET_SYNC_LIBCALL 1 137#endif 138