diff options
Diffstat (limited to 'contrib/gcc/config/rs6000/darwin.h')
| -rw-r--r-- | contrib/gcc/config/rs6000/darwin.h | 66 |
1 files changed, 37 insertions, 29 deletions
diff --git a/contrib/gcc/config/rs6000/darwin.h b/contrib/gcc/config/rs6000/darwin.h index 81c24e7..b3468f2 100644 --- a/contrib/gcc/config/rs6000/darwin.h +++ b/contrib/gcc/config/rs6000/darwin.h @@ -36,7 +36,7 @@ Boston, MA 02111-1307, USA. */ #define TARGET_NO_TOC 1 /* Handle #pragma weak and #pragma pack. */ -#define HANDLE_SYSV_PRAGMA +#define HANDLE_SYSV_PRAGMA 1 /* The Darwin ABI always includes AltiVec, can't be (validly) turned off. */ @@ -44,12 +44,23 @@ Boston, MA 02111-1307, USA. */ #define SUBTARGET_OVERRIDE_OPTIONS \ rs6000_altivec_abi = 1; -#define CPP_PREDEFINES "-D__ppc__ -D__POWERPC__ -D__NATURAL_ALIGNMENT__ -D__MACH__ -D__BIG_ENDIAN__ -D__APPLE__" +#define TARGET_OS_CPP_BUILTINS() \ + do \ + { \ + builtin_define ("__ppc__"); \ + builtin_define ("__POWERPC__"); \ + builtin_define ("__NATURAL_ALIGNMENT__"); \ + builtin_define ("__MACH__"); \ + builtin_define ("__APPLE__"); \ + } \ + while (0) /* We want -fPIC by default, unless we're using -static to compile for the kernel or some such. */ -#define CC1_SPEC "%{!static:-fPIC}" +#define CC1_SPEC "\ +%{static: %{Zdynamic: %e conflicting code gen style switches are used}}\ +%{!static:-fPIC}" /* Make both r2 and r3 available for allocation. */ #define FIXED_R2 0 @@ -94,20 +105,10 @@ Boston, MA 02111-1307, USA. */ #define RS6000_OUTPUT_BASENAME(FILE, NAME) \ assemble_name (FILE, NAME); -/* Output before instructions. */ -/* This is how to output the definition of a user-level label named NAME, - such as the label on a static function or variable NAME. */ - -#define ASM_OUTPUT_LABEL(FILE,NAME) \ - do { assemble_name (FILE, NAME); fputs (":\n", FILE); } while (0) - -/* This is how to output a command to make the user-level label named NAME - defined for reference from other files. */ - -#undef ASM_GLOBALIZE_LABEL -#define ASM_GLOBALIZE_LABEL(FILE,NAME) \ - do { fputs ("\t.globl ", FILE); \ - RS6000_OUTPUT_BASENAME (FILE, NAME); putc ('\n', FILE);} while (0) +/* Globalizing directive for a label. */ +#undef GLOBAL_ASM_OP +#define GLOBAL_ASM_OP "\t.globl " +#undef TARGET_ASM_GLOBALIZE_LABEL /* This is how to output an internal label prefix. rs6000.c uses this when generating traceback tables. */ @@ -117,14 +118,6 @@ Boston, MA 02111-1307, USA. */ #define ASM_OUTPUT_INTERNAL_LABEL_PREFIX(FILE,PREFIX) \ fprintf (FILE, "%s", PREFIX) -#undef TEXT_SECTION_ASM_OP -#define TEXT_SECTION_ASM_OP ".text" - -/* Output before writable data. */ - -#undef DATA_SECTION_ASM_OP -#define DATA_SECTION_ASM_OP ".data" - /* This says how to output an assembler line to define a global common symbol. */ /* ? */ @@ -134,9 +127,6 @@ Boston, MA 02111-1307, USA. */ RS6000_OUTPUT_BASENAME ((FILE), (NAME)); \ fprintf ((FILE), ",%d\n", (SIZE)); } while (0) -#define ASM_OUTPUT_SKIP(FILE,SIZE) \ - fprintf (FILE, "\t.space %d\n", SIZE) - /* Override the standard rs6000 definition. */ #undef ASM_COMMENT_START @@ -148,6 +138,21 @@ Boston, MA 02111-1307, USA. */ #define RESTORE_FP_PREFIX "._restf" #define RESTORE_FP_SUFFIX "" +/* This is how to output an assembler line that says to advance + the location counter to a multiple of 2**LOG bytes using the + "nop" instruction as padding. */ + +#define ASM_OUTPUT_ALIGN_WITH_NOP(FILE,LOG) \ + do \ + { \ + if ((LOG) < 3) \ + { \ + ASM_OUTPUT_ALIGN (FILE,LOG); \ + } \ + else /* nop == ori r0,r0,0 */ \ + fprintf (FILE, "\t.align32 %d,0x60000000\n", (LOG)); \ + } while (0) + /* Generate insns to call the profiler. */ #define PROFILE_HOOK(LABEL) output_profile_hook (LABEL) @@ -226,7 +231,7 @@ Boston, MA 02111-1307, USA. */ : MAX ((COMPUTED), (SPECIFIED))) /* XXX: Darwin supports neither .quad, or .llong, but it also doesn't - support 64 bit powerpc either, so this just keeps things happy. */ + support 64 bit PowerPC either, so this just keeps things happy. */ #define DOUBLE_INT_ASM_OP "\t.quad\t" /* Get HOST_WIDE_INT and CONST_INT to be 32 bits, for compile time @@ -237,3 +242,6 @@ Boston, MA 02111-1307, USA. */ /* For binary compatibility with 2.95; Darwin C APIs use bool from stdbool.h, which was an int-sized enum in 2.95. */ #define BOOL_TYPE_SIZE INT_TYPE_SIZE + +#undef REGISTER_TARGET_PRAGMAS +#define REGISTER_TARGET_PRAGMAS DARWIN_REGISTER_TARGET_PRAGMAS |
