diff options
Diffstat (limited to 'libgcc/config/i386/i386-asm.h')
| -rw-r--r-- | libgcc/config/i386/i386-asm.h | 89 |
1 files changed, 55 insertions, 34 deletions
diff --git a/libgcc/config/i386/i386-asm.h b/libgcc/config/i386/i386-asm.h index c613e9fd83d..1387fd24b4f 100644 --- a/libgcc/config/i386/i386-asm.h +++ b/libgcc/config/i386/i386-asm.h @@ -26,22 +26,45 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see #ifndef I386_ASM_H #define I386_ASM_H +#include "auto-host.h" + +/* These macros currently support GNU/Linux, Solaris and Darwin. */ + #ifdef __ELF__ -# define ELFFN(fn) .type fn,@function +# define FN_TYPE(fn) .type fn,@function +# define FN_SIZE(fn) .size fn,.-fn +# ifdef HAVE_GAS_HIDDEN +# define FN_HIDDEN(fn) .hidden fn +# endif +#else +# define FN_TYPE(fn) +# define FN_SIZE(fn) +#endif + +#ifndef FN_HIDDEN +# define FN_HIDDEN(fn) +#endif + +#ifdef __USER_LABEL_PREFIX__ +# define ASMNAME2(prefix, name) prefix ## name +# define ASMNAME1(prefix, name) ASMNAME2(prefix, name) +# define ASMNAME(name) ASMNAME1(__USER_LABEL_PREFIX__, name) #else -# define ELFFN(fn) +# define ASMNAME(name) name #endif -#define FUNC_START(fn) \ - .global fn; \ - ELFFN (fn); \ -fn: +#define FUNC_BEGIN(fn) \ + .globl ASMNAME(fn); \ + FN_TYPE (ASMNAME(fn)); \ +ASMNAME(fn): -#define HIDDEN_FUNC(fn)\ - FUNC_START (fn) \ - .hidden fn; \ +#define HIDDEN_FUNC(fn) \ + .globl ASMNAME(fn); \ + FN_TYPE(ASMNAME(fn)); \ + FN_HIDDEN(ASMNAME(fn)); \ +ASMNAME(fn): -#define FUNC_END(fn) .size fn,.-fn +#define FUNC_END(fn) FN_SIZE(ASMNAME(fn)) #ifdef __SSE2__ # ifdef __AVX__ @@ -51,32 +74,30 @@ fn: # endif /* Save SSE registers 6-15. off is the offset of rax to get to xmm6. */ -.macro SSE_SAVE off=0 - MOVAPS %xmm15,(\off - 0x90)(%rax) - MOVAPS %xmm14,(\off - 0x80)(%rax) - MOVAPS %xmm13,(\off - 0x70)(%rax) - MOVAPS %xmm12,(\off - 0x60)(%rax) - MOVAPS %xmm11,(\off - 0x50)(%rax) - MOVAPS %xmm10,(\off - 0x40)(%rax) - MOVAPS %xmm9, (\off - 0x30)(%rax) - MOVAPS %xmm8, (\off - 0x20)(%rax) - MOVAPS %xmm7, (\off - 0x10)(%rax) - MOVAPS %xmm6, \off(%rax) -.endm +#define SSE_SAVE \ + MOVAPS %xmm15,-0x30(%rax); \ + MOVAPS %xmm14,-0x20(%rax); \ + MOVAPS %xmm13,-0x10(%rax); \ + MOVAPS %xmm12, (%rax); \ + MOVAPS %xmm11, 0x10(%rax); \ + MOVAPS %xmm10, 0x20(%rax); \ + MOVAPS %xmm9, 0x30(%rax); \ + MOVAPS %xmm8, 0x40(%rax); \ + MOVAPS %xmm7, 0x50(%rax); \ + MOVAPS %xmm6, 0x60(%rax) /* Restore SSE registers 6-15. off is the offset of rsi to get to xmm6. */ -.macro SSE_RESTORE off=0 - MOVAPS (\off - 0x90)(%rsi), %xmm15 - MOVAPS (\off - 0x80)(%rsi), %xmm14 - MOVAPS (\off - 0x70)(%rsi), %xmm13 - MOVAPS (\off - 0x60)(%rsi), %xmm12 - MOVAPS (\off - 0x50)(%rsi), %xmm11 - MOVAPS (\off - 0x40)(%rsi), %xmm10 - MOVAPS (\off - 0x30)(%rsi), %xmm9 - MOVAPS (\off - 0x20)(%rsi), %xmm8 - MOVAPS (\off - 0x10)(%rsi), %xmm7 - MOVAPS \off(%rsi), %xmm6 -.endm +#define SSE_RESTORE \ + MOVAPS -0x30(%rsi), %xmm15; \ + MOVAPS -0x20(%rsi), %xmm14; \ + MOVAPS -0x10(%rsi), %xmm13; \ + MOVAPS (%rsi), %xmm12; \ + MOVAPS 0x10(%rsi), %xmm11; \ + MOVAPS 0x20(%rsi), %xmm10; \ + MOVAPS 0x30(%rsi), %xmm9 ; \ + MOVAPS 0x40(%rsi), %xmm8 ; \ + MOVAPS 0x50(%rsi), %xmm7 ; \ + MOVAPS 0x60(%rsi), %xmm6 #endif /* __SSE2__ */ #endif /* I386_ASM_H */ |