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ARM: Add fast assembler implementation of floor/ceil/trunc.

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This commit is contained in:
Mike Pall
2011-06-05 23:37:29 +02:00
parent a175754ab7
commit a48058a791
5 changed files with 922 additions and 835 deletions
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12
src/lj_vm.h
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@@ -45,7 +45,15 @@ LJ_ASMF void lj_vm_callhook(void);
LJ_ASMF void lj_vm_exit_handler(void);
LJ_ASMF void lj_vm_exit_interp(void);
/* Handlers callable from compiled code. */
/* Internal math helper functions. */
#if LJ_TARGET_X86ORX64
#define lj_vm_floor(x) floor(x)
#define lj_vm_ceil(x) ceil(x)
#else
LJ_ASMF double lj_vm_floor(double);
LJ_ASMF double lj_vm_ceil(double);
#endif
#if LJ_HASJIT
#if LJ_TARGET_X86ORX64
LJ_ASMF void lj_vm_floor_sse(void);
@@ -56,8 +64,6 @@ LJ_ASMF void lj_vm_exp2_x87(void);
LJ_ASMF void lj_vm_pow_sse(void);
LJ_ASMF void lj_vm_powi_sse(void);
#else
LJ_ASMF double lj_vm_floor(double);
LJ_ASMF double lj_vm_ceil(double);
LJ_ASMF double lj_vm_trunc(double);
LJ_ASMF double lj_vm_powi(double, int32_t);
#if defined(__ANDROID__) || defined(__symbian__)