Commit 8caeeb88 authored by Yaowu Xu's avatar Yaowu Xu

Added cpuid compatibility for older MSVC versions

Change-Id: I891bf936e03411ca611620e7cb2eb5081993a346
parent 0a64f943
......@@ -71,6 +71,7 @@ typedef enum {
#endif
#else /* end __SUNPRO__ */
#if ARCH_X86_64
#if defined(_MSC_VER) && _MSC_VER > 1500
void __cpuidex(int CPUInfo[4], int info_type, int ecxvalue);
#pragma intrinsic(__cpuidex)
#define cpuid(func, func2, a, b, c, d) do {\
......@@ -79,6 +80,15 @@ void __cpuidex(int CPUInfo[4], int info_type, int ecxvalue);
a = regs[0]; b = regs[1]; c = regs[2]; d = regs[3];\
} while(0)
#else
void __cpuid(int CPUInfo[4], int info_type);
#pragma intrinsic(__cpuid)
#define cpuid(func, func2, a, b, c, d) do {\
int regs[4];\
__cpuid(regs, func); \
a = regs[0]; b = regs[1]; c = regs[2]; d = regs[3];\
} while (0)
#endif
#else
#define cpuid(func, func2, a, b, c, d)\
__asm mov eax, func\
__asm mov ecx, func2\
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment