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Added CPU dispatching for vector distance functions

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This commit is contained in:
Andrew Kane
2024-04-13 20:12:47 -07:00
parent 0c9ad67a1c
commit e70a47c154
1 changed files with 8 additions and 2 deletions
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10
src/vector.c
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@@ -33,6 +33,12 @@
#define STATE_DIMS(x) (ARR_DIMS(x)[0] - 1) #define STATE_DIMS(x) (ARR_DIMS(x)[0] - 1)
#define CreateStateDatums(dim) palloc(sizeof(Datum) * (dim + 1)) #define CreateStateDatums(dim) palloc(sizeof(Datum) * (dim + 1))
#if defined(__x86_64__) && defined(__gnu_linux__) && defined(__has_attribute) && __has_attribute(target_clones)
#define VECTOR_DISPATCH __attribute__((target_clones("default", "arch=x86-64-v3")))
#else
#define VECTOR_DISPATCH
#endif
PG_MODULE_MAGIC; PG_MODULE_MAGIC;
/* /*
@@ -557,7 +563,7 @@ halfvec_to_vector(PG_FUNCTION_ARGS)
PG_RETURN_POINTER(result); PG_RETURN_POINTER(result);
} }
static float VECTOR_DISPATCH static float
VectorL2SquaredDistance(int dim, float *ax, float *bx) VectorL2SquaredDistance(int dim, float *ax, float *bx)
{ {
float distance = 0.0; float distance = 0.0;
@@ -604,7 +610,7 @@ vector_l2_squared_distance(PG_FUNCTION_ARGS)
PG_RETURN_FLOAT8((double) VectorL2SquaredDistance(a->dim, a->x, b->x)); PG_RETURN_FLOAT8((double) VectorL2SquaredDistance(a->dim, a->x, b->x));
} }
static float VECTOR_DISPATCH static float
VectorInnerProduct(int dim, float *ax, float *bx) VectorInnerProduct(int dim, float *ax, float *bx)
{ {
float distance = 0.0; float distance = 0.0;