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Added support TCC compiler in cpuid #450

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Added support TCC compiler in cpuid #450

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10 changes: 4 additions & 6 deletions include/cpu_features_macros.h
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Original file line number Diff line number Diff line change
Expand Up @@ -130,13 +130,11 @@

#if defined(__clang__)
#define CPU_FEATURES_COMPILER_CLANG
#endif

#if defined(__GNUC__) && !defined(__clang__)
#elif defined(__TINYC__)
#define CPU_FEATURES_COMPILER_TCC
#elif defined(__GNUC__)
#define CPU_FEATURES_COMPILER_GCC
#endif

#if defined(_MSC_VER)
#elif defined(_MSC_VER)
#define CPU_FEATURES_COMPILER_MSC
#endif

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17 changes: 17 additions & 0 deletions src/impl_x86__base_implementation.inl
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Original file line number Diff line number Diff line change
Expand Up @@ -121,6 +121,23 @@ uint32_t GetXCR0Eax(void) {
return eax;
}

#elif defined(CPU_FEATURES_COMPILER_TCC)

Leaf GetCpuidLeaf(uint32_t leaf_id, int ecx) {
Leaf leaf;
__asm__ __volatile__(
"cpuid"
: "=a"(leaf.eax), "=b"(leaf.ebx), "=c"(leaf.ecx), "=d"(leaf.edx)
: "a"(leaf_id), "c"(ecx));
return leaf;
}

uint32_t GetXCR0Eax(void) {
uint32_t eax, edx;
__asm__ __volatile__(".byte 0x0F, 0x01, 0xd0" : "=a"(eax), "=d"(edx) : "c"(0));
return eax;
}

#elif defined(CPU_FEATURES_COMPILER_MSC)

#include <immintrin.h>
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