Mercurial > hg > CbC > CbC_gcc
annotate gcc/config/sparc/sol2.h @ 55:77e2b8dfacca gcc-4.4.5
update it from 4.4.3 to 4.5.0
| author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Fri, 12 Feb 2010 23:39:51 +0900 |
| parents | a06113de4d67 |
| children | b7f97abdc517 |
| rev | line source |
|---|---|
| 0 | 1 /* Definitions of target machine for GCC, for SPARC running Solaris 2 |
| 2 Copyright 1992, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2004, 2005, | |
| 3 2006, 2007, 2008 Free Software Foundation, Inc. | |
| 4 Contributed by Ron Guilmette (rfg@netcom.com). | |
| 5 Additional changes by David V. Henkel-Wallace (gumby@cygnus.com). | |
| 6 | |
| 7 This file is part of GCC. | |
| 8 | |
| 9 GCC is free software; you can redistribute it and/or modify | |
| 10 it under the terms of the GNU General Public License as published by | |
| 11 the Free Software Foundation; either version 3, or (at your option) | |
| 12 any later version. | |
| 13 | |
| 14 GCC is distributed in the hope that it will be useful, | |
| 15 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 17 GNU General Public License for more details. | |
| 18 | |
| 19 You should have received a copy of the GNU General Public License | |
| 20 along with GCC; see the file COPYING3. If not see | |
| 21 <http://www.gnu.org/licenses/>. */ | |
| 22 | |
| 23 /* Supposedly the same as vanilla sparc svr4, except for the stuff below: */ | |
| 24 | |
| 25 /* This is here rather than in sparc.h because it's not known what | |
| 26 other assemblers will accept. */ | |
| 27 | |
| 28 #if TARGET_CPU_DEFAULT == TARGET_CPU_v9 | |
| 29 #undef ASM_CPU_DEFAULT_SPEC | |
| 30 #define ASM_CPU_DEFAULT_SPEC "-xarch=v8plus" | |
| 31 #endif | |
| 32 | |
| 33 #if TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc | |
| 34 #undef ASM_CPU_DEFAULT_SPEC | |
| 35 #define ASM_CPU_DEFAULT_SPEC "-xarch=v8plusa" | |
| 36 #endif | |
| 37 | |
| 38 #if TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3 | |
| 39 #undef ASM_CPU_DEFAULT_SPEC | |
| 40 #define ASM_CPU_DEFAULT_SPEC "-xarch=v8plusb" | |
| 41 #endif | |
| 42 | |
| 43 #if TARGET_CPU_DEFAULT == TARGET_CPU_niagara | |
| 44 #undef ASM_CPU_DEFAULT_SPEC | |
| 45 #define ASM_CPU_DEFAULT_SPEC "-xarch=v8plusb" | |
| 46 #endif | |
| 47 | |
| 48 #if TARGET_CPU_DEFAULT == TARGET_CPU_niagara2 | |
| 49 #undef ASM_CPU_DEFAULT_SPEC | |
| 50 #define ASM_CPU_DEFAULT_SPEC "-xarch=v8plusb" | |
| 51 #endif | |
| 52 | |
| 53 #undef ASM_CPU_SPEC | |
| 54 #define ASM_CPU_SPEC "\ | |
| 55 %{mcpu=v9:-xarch=v8plus} \ | |
| 56 %{mcpu=ultrasparc:-xarch=v8plusa} \ | |
| 57 %{mcpu=ultrasparc3:-xarch=v8plusb} \ | |
| 58 %{mcpu=niagara:-xarch=v8plusb} \ | |
| 59 %{mcpu=niagara2:-xarch=v8plusb} \ | |
| 60 %{!mcpu*:%(asm_cpu_default)} \ | |
| 61 " | |
| 62 | |
| 63 #undef SUBTARGET_EXTRA_SPECS | |
| 64 #define SUBTARGET_EXTRA_SPECS \ | |
| 65 { "startfile_arch", STARTFILE_ARCH_SPEC }, \ | |
| 66 { "link_arch", LINK_ARCH_SPEC } | |
| 67 | |
| 68 /* However it appears that Solaris 2.0 uses the same reg numbering as | |
| 69 the old BSD-style system did. */ | |
| 70 | |
| 71 /* The Solaris 2 assembler uses .skip, not .zero, so put this back. */ | |
| 72 #undef ASM_OUTPUT_SKIP | |
| 73 #define ASM_OUTPUT_SKIP(FILE,SIZE) \ | |
| 74 fprintf (FILE, "\t.skip %u\n", (int)(SIZE)) | |
| 75 | |
| 76 #undef LOCAL_LABEL_PREFIX | |
| 77 #define LOCAL_LABEL_PREFIX "." | |
| 78 | |
| 79 /* This is how to store into the string LABEL | |
| 80 the symbol_ref name of an internal numbered label where | |
| 81 PREFIX is the class of label and NUM is the number within the class. | |
| 82 This is suitable for output with `assemble_name'. */ | |
| 83 | |
| 84 #undef ASM_GENERATE_INTERNAL_LABEL | |
| 85 #define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM) \ | |
| 86 sprintf ((LABEL), "*.L%s%lu", (PREFIX), (unsigned long)(NUM)) | |
| 87 | |
| 88 /* The native TLS-enabled assembler requires the directive #tls_object | |
| 89 to be put on objects in TLS sections (as of v7.1). This is not | |
| 90 required by the GNU assembler but supported on SPARC. */ | |
| 91 #undef ASM_DECLARE_OBJECT_NAME | |
| 92 #define ASM_DECLARE_OBJECT_NAME(FILE, NAME, DECL) \ | |
| 93 do \ | |
| 94 { \ | |
| 95 HOST_WIDE_INT size; \ | |
| 96 \ | |
| 97 if (targetm.have_tls && DECL_THREAD_LOCAL_P (DECL)) \ | |
| 98 ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "tls_object"); \ | |
| 99 else \ | |
| 100 ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "object"); \ | |
| 101 \ | |
| 102 size_directive_output = 0; \ | |
| 103 if (!flag_inhibit_size_directive \ | |
| 104 && (DECL) && DECL_SIZE (DECL)) \ | |
| 105 { \ | |
| 106 size_directive_output = 1; \ | |
| 107 size = int_size_in_bytes (TREE_TYPE (DECL)); \ | |
| 108 ASM_OUTPUT_SIZE_DIRECTIVE (FILE, NAME, size); \ | |
| 109 } \ | |
| 110 \ | |
| 111 ASM_OUTPUT_LABEL (FILE, NAME); \ | |
| 112 } \ | |
| 113 while (0) | |
| 114 | |
| 115 /* The Solaris assembler cannot grok .stabd directives. */ | |
| 116 #undef NO_DBX_BNSYM_ENSYM | |
| 117 #define NO_DBX_BNSYM_ENSYM 1 | |
| 118 | |
| 119 | |
| 120 #undef ENDFILE_SPEC | |
| 121 #define ENDFILE_SPEC \ | |
| 122 "%{ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \ | |
| 123 crtend.o%s crtn.o%s" | |
| 124 | |
| 125 /* Select a format to encode pointers in exception handling data. CODE | |
| 126 is 0 for data, 1 for code labels, 2 for function pointers. GLOBAL is | |
| 127 true if the symbol may be affected by dynamic relocations. | |
| 128 | |
| 129 Some Solaris dynamic linkers don't handle unaligned section relative | |
| 130 relocs properly, so force them to be aligned. */ | |
| 131 #ifndef HAVE_AS_SPARC_UA_PCREL | |
| 132 #define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) \ | |
| 133 ((flag_pic || GLOBAL) ? DW_EH_PE_aligned : DW_EH_PE_absptr) | |
| 134 #endif | |
| 135 | |
| 136 | |
| 137 /* Define for support of TFmode long double. | |
| 138 SPARC ABI says that long double is 4 words. */ | |
| 139 #define LONG_DOUBLE_TYPE_SIZE 128 | |
| 140 | |
| 141 /* Solaris's _Qp_* library routine implementation clobbers the output | |
| 142 memory before the inputs are fully consumed. */ | |
| 143 | |
| 144 #undef TARGET_BUGGY_QP_LIB | |
| 145 #define TARGET_BUGGY_QP_LIB 1 | |
| 146 | |
| 147 #undef SUN_CONVERSION_LIBFUNCS | |
| 148 #define SUN_CONVERSION_LIBFUNCS 1 | |
| 149 | |
| 150 #undef DITF_CONVERSION_LIBFUNCS | |
| 151 #define DITF_CONVERSION_LIBFUNCS 1 | |
| 152 | |
| 153 #undef SUN_INTEGER_MULTIPLY_64 | |
| 154 #define SUN_INTEGER_MULTIPLY_64 1 | |
| 155 | |
| 156 /* Solaris allows 64 bit out and global registers in 32 bit mode. | |
| 157 sparc_override_options will disable V8+ if not generating V9 code. */ | |
| 158 #undef TARGET_DEFAULT | |
| 159 #define TARGET_DEFAULT (MASK_V8PLUS + MASK_APP_REGS + MASK_FPU \ | |
| 160 + MASK_LONG_DOUBLE_128) | |
| 161 | |
| 162 /* Solaris-specific #pragmas are implemented on top of attributes. Hook in | |
| 163 the bits from config/sol2.c. */ | |
| 164 #define SUBTARGET_INSERT_ATTRIBUTES solaris_insert_attributes | |
| 165 #define SUBTARGET_ATTRIBUTE_TABLE SOLARIS_ATTRIBUTE_TABLE | |
| 166 | |
| 167 /* Register the Solaris-specific #pragma directives. */ | |
| 168 #define REGISTER_TARGET_PRAGMAS() solaris_register_pragmas () | |
| 169 | |
| 170 /* Output a simple call for .init/.fini. */ | |
| 171 #define ASM_OUTPUT_CALL(FILE, FN) \ | |
| 172 do \ | |
| 173 { \ | |
| 174 fprintf (FILE, "\tcall\t"); \ | |
| 175 print_operand (FILE, XEXP (DECL_RTL (FN), 0), 0); \ | |
| 176 fprintf (FILE, "\n\tnop\n"); \ | |
| 177 } \ | |
| 178 while (0) | |
| 179 | |
| 180 /* Solaris 'as' has a bug: a .common directive in .tbss section | |
| 181 behaves as .tls_common rather than normal non-TLS .common. */ | |
| 182 #undef ASM_OUTPUT_ALIGNED_COMMON | |
| 183 #define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN) \ | |
| 184 do \ | |
| 185 { \ | |
| 186 if (TARGET_SUN_TLS \ | |
| 187 && in_section \ | |
| 188 && ((in_section->common.flags & (SECTION_TLS | SECTION_BSS)) \ | |
| 189 == (SECTION_TLS | SECTION_BSS))) \ | |
| 190 switch_to_section (bss_section); \ | |
| 191 fprintf ((FILE), "%s", COMMON_ASM_OP); \ | |
| 192 assemble_name ((FILE), (NAME)); \ | |
| 193 fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", \ | |
| 194 (SIZE), (ALIGN) / BITS_PER_UNIT); \ | |
| 195 } \ | |
| 196 while (0) | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
197 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
198 #define MD_UNWIND_SUPPORT "config/sparc/sol2-unwind.h" |