diff options
Diffstat (limited to 'gcc-4.9/gcc/config/i386/sol2-bi.h')
| -rw-r--r-- | gcc-4.9/gcc/config/i386/sol2-bi.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/config/i386/sol2-bi.h b/gcc-4.9/gcc/config/i386/sol2-bi.h new file mode 100644 index 000000000..66d17801f --- /dev/null +++ b/gcc-4.9/gcc/config/i386/sol2-bi.h @@ -0,0 +1,109 @@ +/* Definitions of target machine for GCC, for bi-arch Solaris 2/x86. + Copyright (C) 2004-2014 Free Software Foundation, Inc. + Contributed by CodeSourcery, LLC. + +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/>. */ + +/* Override i386/sol2.h version: return 8-byte vectors in MMX registers if + possible, matching Sun Studio 12 Update 1+ compilers and other x86 + targets. */ +#undef TARGET_SUBTARGET_DEFAULT +#define TARGET_SUBTARGET_DEFAULT \ + (MASK_80387 | MASK_IEEE_FP | MASK_FLOAT_RETURNS) + +#define SUBTARGET_OPTIMIZATION_OPTIONS \ + { OPT_LEVELS_1_PLUS, OPT_momit_leaf_frame_pointer, NULL, 1 } + +/* GNU as understands --32 and --64, but the native Solaris + assembler requires -xarch=generic or -xarch=generic64 instead. */ +#ifdef USE_GAS +#define ASM_CPU32_DEFAULT_SPEC "--32" +#define ASM_CPU64_DEFAULT_SPEC "--64" +#else +#define ASM_CPU32_DEFAULT_SPEC "-xarch=generic" +#define ASM_CPU64_DEFAULT_SPEC "-xarch=generic64" +#endif + +#undef ASM_CPU_SPEC +#define ASM_CPU_SPEC "%(asm_cpu_default)" + +/* Don't let i386/x86-64.h override i386/sol2.h version. Still cannot use + -K PIC with the Solaris 10+ assembler, it gives many warnings: + Absolute relocation is used for symbol "<symbol>" */ +#undef ASM_SPEC +#define ASM_SPEC ASM_SPEC_BASE + +/* We do not need to search a special directory for startup files. */ +#undef MD_STARTFILE_PREFIX + +#define DEFAULT_ARCH32_P !TARGET_64BIT_DEFAULT + +#define ARCH64_SUBDIR "amd64" + +#ifdef USE_GLD +/* Since binutils 2.21, GNU ld supports new *_sol2 emulations to strictly + follow the Solaris 2 ABI. Prefer them if present. */ +#ifdef HAVE_LD_SOL2_EMULATION +#define ARCH32_EMULATION "elf_i386_sol2" +#define ARCH64_EMULATION "elf_x86_64_sol2" +#else +#define ARCH32_EMULATION "elf_i386" +#define ARCH64_EMULATION "elf_x86_64" +#endif +#endif + +#undef ASM_COMMENT_START +#define ASM_COMMENT_START "/" + +/* The native Solaris assembler can't calculate the difference between + symbols in different sections, which causes problems for -fPIC jump + tables in .rodata. */ +#ifndef HAVE_AS_IX86_DIFF_SECT_DELTA +#undef JUMP_TABLES_IN_TEXT_SECTION +#define JUMP_TABLES_IN_TEXT_SECTION 1 + +/* The native Solaris assembler cannot handle the SYMBOL-. syntax, but + requires SYMBOL@rel/@rel64 instead. */ +#define ASM_OUTPUT_DWARF_PCREL(FILE, SIZE, LABEL) \ + do { \ + fputs (integer_asm_op (SIZE, FALSE), FILE); \ + assemble_name (FILE, LABEL); \ + fputs (SIZE == 8 ? "@rel64" : "@rel", FILE); \ + } while (0) +#endif + +/* As in sol2.h, override the default from i386/x86-64.h to work around + Sun as TLS bug. */ +#undef ASM_OUTPUT_ALIGNED_COMMON +#define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN) \ + do \ + { \ + if (TARGET_SUN_TLS \ + && in_section \ + && ((in_section->common.flags & SECTION_TLS) == SECTION_TLS)) \ + switch_to_section (bss_section); \ + x86_elf_aligned_common (FILE, NAME, SIZE, ALIGN); \ + } \ + while (0) + +#define USE_IX86_FRAME_POINTER 1 +#define USE_X86_64_FRAME_POINTER 1 + +#undef NO_PROFILE_COUNTERS + +#undef MCOUNT_NAME +#define MCOUNT_NAME "_mcount" |