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Added a JIT flag for AVX1 support

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This commit is contained in:
fsfod 2016-03-29 11:24:22 +01:00
parent a374e90531
commit 239f8ad3e6
2 changed files with 3 additions and 1 deletions
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1
src/lib_jit.c
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@ -661,6 +661,7 @@ static uint32_t jit_cpudetect(lua_State *L)
#if LJ_HASJIT #if LJ_HASJIT
flags |= ((features[2] >> 0)&1) * JIT_F_SSE3; flags |= ((features[2] >> 0)&1) * JIT_F_SSE3;
flags |= ((features[2] >> 19)&1) * JIT_F_SSE4_1; flags |= ((features[2] >> 19)&1) * JIT_F_SSE4_1;
flags |= ((features[2] >> 28)&1) * JIT_F_AVX1;
if (vendor[2] == 0x6c65746e) { /* Intel. */ if (vendor[2] == 0x6c65746e) { /* Intel. */
if ((features[0] & 0x0fff0ff0) == 0x000106c0) /* Atom. */ if ((features[0] & 0x0fff0ff0) == 0x000106c0) /* Atom. */
flags |= JIT_F_LEA_AGU; flags |= JIT_F_LEA_AGU;

3
src/lj_jit.h
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@ -20,10 +20,11 @@
#define JIT_F_PREFER_IMUL 0x00000080 #define JIT_F_PREFER_IMUL 0x00000080
#define JIT_F_LEA_AGU 0x00000100 #define JIT_F_LEA_AGU 0x00000100
#define JIT_F_BMI2 0x00000200 #define JIT_F_BMI2 0x00000200
#define JIT_F_AVX1 0x00000400
/* Names for the CPU-specific flags. Must match the order above. */ /* Names for the CPU-specific flags. Must match the order above. */
#define JIT_F_CPU_FIRST JIT_F_SSE2 #define JIT_F_CPU_FIRST JIT_F_SSE2
#define JIT_F_CPUSTRING "\4SSE2\4SSE3\6SSE4.1\3AMD\4ATOM\4BMI2" #define JIT_F_CPUSTRING "\4SSE2\4SSE3\6SSE4.1\3AMD\4ATOM\4BMI2\4AVX1"
#elif LJ_TARGET_ARM #elif LJ_TARGET_ARM
#define JIT_F_ARMV6_ 0x00000010 #define JIT_F_ARMV6_ 0x00000010
#define JIT_F_ARMV6T2_ 0x00000020 #define JIT_F_ARMV6T2_ 0x00000020