diff options
Diffstat (limited to 'gcc/config/i386/darwin.h')
| -rw-r--r-- | gcc/config/i386/darwin.h | 85 |
1 files changed, 76 insertions, 9 deletions
diff --git a/gcc/config/i386/darwin.h b/gcc/config/i386/darwin.h index ec816259bde..e7310412a05 100644 --- a/gcc/config/i386/darwin.h +++ b/gcc/config/i386/darwin.h @@ -1,5 +1,6 @@ /* Target definitions for x86 running Darwin. - Copyright (C) 2001, 2002, 2004 Free Software Foundation, Inc. + APPLE LOCAL copyright + Copyright (C) 2001, 2002, 2004, 2005 Free Software Foundation, Inc. Contributed by Apple Computer Inc. This file is part of GCC. @@ -23,6 +24,12 @@ Boston, MA 02111-1307, USA. */ #undef TARGET_MACHO #define TARGET_MACHO 1 +/* APPLE LOCAL begin default to ppro */ +/* Default to -mcpu=pentiumpro instead of i386 (radar 2730299) ilr */ +#undef TARGET_CPU_DEFAULT +#define TARGET_CPU_DEFAULT 4 +/* APPLE LOCAL end default to ppro */ + #define TARGET_VERSION fprintf (stderr, " (i686 Darwin)"); #define TARGET_OS_CPP_BUILTINS() \ @@ -30,8 +37,9 @@ Boston, MA 02111-1307, USA. */ { \ builtin_define ("__i386__"); \ builtin_define ("__LITTLE_ENDIAN__"); \ - builtin_define ("__MACH__"); \ - builtin_define ("__APPLE__"); \ + /* APPLE LOCAL remove __MACH__ and __APPLE__, defined in gcc/config/darwin.h */\ + /* APPLE LOCAL constant cfstrings */ \ + SUBTARGET_OS_CPP_BUILTINS (); \ } \ while (0) @@ -39,16 +47,27 @@ Boston, MA 02111-1307, USA. */ the kernel or some such. */ #undef CC1_SPEC -#define CC1_SPEC "%{!static:-fPIC}\ - %{g: %{!fno-eliminate-unused-debug-symbols: -feliminate-unused-debug-symbols }}" +/* APPLE LOCAL begin dynamic-no-pic */ +/* When -mdynamic-no-pic finally works, remove the "xx" below. FIXME!! */ +#define CC1_SPEC "\ +%{g: %{!fno-eliminate-unused-debug-symbols: -feliminate-unused-debug-symbols }} \ +"/* APPLE LOCAL ignore -mcpu=G4 -mcpu=G5 */"\ +%{!static:%{!mxxdynamic-no-pic:-fPIC}} %<faltivec %<mno-fused-madd %<mlong-branch %<mlongcall %<mcpu=G4 %<mcpu=G5" +/* APPLE LOCAL end dynamic-no-pic */ + +/* APPLE LOCAL AltiVec */ +#define CPP_ALTIVEC_SPEC "%<faltivec" #undef ASM_SPEC -#define ASM_SPEC "-arch i686 -force_cpusubtype_ALL" +/* APPLE LOCAL Mach-O wants only i386 here */ +#define ASM_SPEC "-arch i386 -force_cpusubtype_ALL" #undef SUBTARGET_EXTRA_SPECS #define SUBTARGET_EXTRA_SPECS \ - { "darwin_arch", "i686" }, \ - { "darwin_subarch", "%{march=pentium3:pentIIm3;:i686}" }, + /* APPLE LOCAL begin Mach-O wants only i386 here */ \ + { "darwin_arch", "i386" }, \ + { "darwin_subarch", "i386" }, + /* APPLE LOCAL end Mach-O wants only i386 here */ /* Use the following macro for any Darwin/x86-specific command-line option @@ -76,7 +95,10 @@ Boston, MA 02111-1307, USA. */ /* By default, target has a 80387, uses IEEE compatible arithmetic, and returns float values in the 387. */ -#define TARGET_SUBTARGET_DEFAULT (MASK_80387 | MASK_IEEE_FP | MASK_FLOAT_RETURNS) +/* APPLE LOCAL begin long double default size --mrs */ +/* MERGE FIXME: 0 & to make the build go */ +#define TARGET_SUBTARGET_DEFAULT (MASK_80387 | MASK_IEEE_FP | MASK_FLOAT_RETURNS | (0 & MASK_128BIT_LONG_DOUBLE)) +/* APPLE LOCAL end long double default size -- mrs */ /* TARGET_DEEP_BRANCH_PREDICTION is incompatible with Mach-O PIC. */ @@ -131,6 +153,37 @@ Boston, MA 02111-1307, USA. */ assemble_name ((FILE), (NAME)), \ fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED"\n", (ROUNDED))) + +/* APPLE LOCAL begin Macintosh alignment 2002-2-19 --ff */ +#define MASK_ALIGN_NATURAL 0x40000000 +#define TARGET_ALIGN_NATURAL (target_flags & MASK_ALIGN_NATURAL) +#define rs6000_alignment_flags target_flags +#define MASK_ALIGN_MAC68K 0x20000000 +#define TARGET_ALIGN_MAC68K (target_flags & MASK_ALIGN_MAC68K) + +#define REGISTER_TARGET_PRAGMAS DARWIN_REGISTER_TARGET_PRAGMAS + +#define ROUND_TYPE_ALIGN(TYPE, COMPUTED, SPECIFIED) \ + (((TREE_CODE (TYPE) == RECORD_TYPE \ + || TREE_CODE (TYPE) == UNION_TYPE \ + || TREE_CODE (TYPE) == QUAL_UNION_TYPE) \ + && TARGET_ALIGN_MAC68K \ + && MAX (COMPUTED, SPECIFIED) == 8) ? 16 \ + : MAX (COMPUTED, SPECIFIED)) + +#undef SUBTARGET_SWITCHES +#define SUBTARGET_SWITCHES \ + {"align-mac68k", MASK_ALIGN_MAC68K, \ + N_("Align structs and unions according to mac68k rules")}, \ + {"align-power", - (MASK_ALIGN_MAC68K | MASK_ALIGN_NATURAL), \ + N_("Align structs and unions according to PowerPC rules")}, \ + {"align-natural", MASK_ALIGN_NATURAL, \ + N_("Align structs and unions according to natural rules")}, \ + {"dynamic-no-pic", MASK_MACHO_DYNAMIC_NO_PIC, \ + N_("Generate code suitable for executables (NOT shared libs)")},\ + {"no-dynamic-no-pic", -MASK_MACHO_DYNAMIC_NO_PIC, ""}, +/* APPLE LOCAL end Macintosh alignment 2002-2-19 --ff */ + /* Darwin profiling -- call mcount. */ #undef FUNCTION_PROFILER #define FUNCTION_PROFILER(FILE, LABELNO) \ @@ -143,3 +196,17 @@ Boston, MA 02111-1307, USA. */ } \ else fprintf (FILE, "\tcall mcount\n"); \ } while (0) + +/* APPLE LOCAL begin SSE stack alignment */ +#define BASIC_STACK_BOUNDARY (128) +/* APPLE LOCAL end SSE stack alignment */ + +/* APPLE LOCAL begin default to ppro */ +#undef SUBTARGET_OVERRIDE_OPTIONS +/* Force Darwin/x86 to default as "-march=i686 -mcpu=pentium4". */ +#define SUBTARGET_OVERRIDE_OPTIONS \ + do { \ + if (!ix86_arch_string) ix86_arch_string = "pentiumpro"; \ + if (!ix86_tune_string) ix86_tune_string = "pentium4"; \ + } while (0) +/* APPLE LOCAL end default to ppro */ |