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x86: Detect BMI2 instruction support.

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This commit is contained in:
Mike Pall
2016-03-28 23:04:33 +02:00
parent c24c8e5312
commit 6801e7165c
4 changed files with 10 additions and 1 deletions
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3
src/lj_jit.h
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@@ -19,10 +19,11 @@
#define JIT_F_SSE4_1 0x00000040
#define JIT_F_PREFER_IMUL 0x00000080
#define JIT_F_LEA_AGU 0x00000100
#define JIT_F_BMI2 0x00000200
/* Names for the CPU-specific flags. Must match the order above. */
#define JIT_F_CPU_FIRST JIT_F_SSE2
#define JIT_F_CPUSTRING "\4SSE2\4SSE3\6SSE4.1\3AMD\4ATOM"
#define JIT_F_CPUSTRING "\4SSE2\4SSE3\6SSE4.1\3AMD\4ATOM\4BMI2"
#elif LJ_TARGET_ARM
#define JIT_F_ARMV6_ 0x00000010
#define JIT_F_ARMV6T2_ 0x00000020