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Improved halfvec dispatching code [skip ci]

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This commit is contained in:
Andrew Kane
2024-04-17 20:22:14 -07:00
parent 6153e173f3
commit 0b938f8328
1 changed files with 13 additions and 13 deletions
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26
src/halfutils.c
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@@ -8,14 +8,14 @@
#if defined(HAVE__GET_CPUID) #if defined(HAVE__GET_CPUID)
#include <cpuid.h> #include <cpuid.h>
#elif defined(HAVE__CPUID) #else
#include <intrin.h> #include <intrin.h>
#endif #endif
#ifdef _MSC_VER #ifdef _MSC_VER
#define TARGET_F16C_FMA #define TARGET_F16C
#else #else
#define TARGET_F16C_FMA __attribute__((target("f16c,fma"))) #define TARGET_F16C __attribute__((target("avx,f16c,fma")))
#endif #endif
#endif #endif
@@ -40,8 +40,8 @@ HalfvecL2SquaredDistanceDefault(int dim, half * ax, half * bx)
} }
#ifdef HALFVEC_DISPATCH #ifdef HALFVEC_DISPATCH
TARGET_F16C_FMA static float TARGET_F16C static float
HalfvecL2SquaredDistanceF16cFma(int dim, half * ax, half * bx) HalfvecL2SquaredDistanceF16c(int dim, half * ax, half * bx)
{ {
float distance; float distance;
int i; int i;
@@ -88,8 +88,8 @@ HalfvecInnerProductDefault(int dim, half * ax, half * bx)
} }
#ifdef HALFVEC_DISPATCH #ifdef HALFVEC_DISPATCH
TARGET_F16C_FMA static float TARGET_F16C static float
HalfvecInnerProductF16cFma(int dim, half * ax, half * bx) HalfvecInnerProductF16c(int dim, half * ax, half * bx)
{ {
float distance; float distance;
int i; int i;
@@ -141,8 +141,8 @@ HalfvecCosineSimilarityDefault(int dim, half * ax, half * bx)
} }
#ifdef HALFVEC_DISPATCH #ifdef HALFVEC_DISPATCH
TARGET_F16C_FMA static double TARGET_F16C static double
HalfvecCosineSimilarityF16cFma(int dim, half * ax, half * bx) HalfvecCosineSimilarityF16c(int dim, half * ax, half * bx)
{ {
float similarity; float similarity;
float norma; float norma;
@@ -210,7 +210,7 @@ SupportsCpuFeature(unsigned int feature)
#if defined(HAVE__GET_CPUID) #if defined(HAVE__GET_CPUID)
__get_cpuid(1, &exx[0], &exx[1], &exx[2], &exx[3]); __get_cpuid(1, &exx[0], &exx[1], &exx[2], &exx[3]);
#elif defined(HAVE__CPUID) #else
__cpuid(exx, 1); __cpuid(exx, 1);
#endif #endif
@@ -241,9 +241,9 @@ HalfvecInit(void)
#ifdef HALFVEC_DISPATCH #ifdef HALFVEC_DISPATCH
if (SupportsCpuFeature(CPU_FEATURE_AVX | CPU_FEATURE_F16C | CPU_FEATURE_FMA)) if (SupportsCpuFeature(CPU_FEATURE_AVX | CPU_FEATURE_F16C | CPU_FEATURE_FMA))
{ {
HalfvecL2SquaredDistance = HalfvecL2SquaredDistanceF16cFma; HalfvecL2SquaredDistance = HalfvecL2SquaredDistanceF16c;
HalfvecInnerProduct = HalfvecInnerProductF16cFma; HalfvecInnerProduct = HalfvecInnerProductF16c;
HalfvecCosineSimilarity = HalfvecCosineSimilarityF16cFma; HalfvecCosineSimilarity = HalfvecCosineSimilarityF16c;
} }
#endif #endif
} }