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simd: min / max helpers

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Recep Aslantas
2024-01-09 21:35:39 +03:00
parent 4b93cb3e05
commit dab86796a4
3 changed files with 12 additions and 13 deletions
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8
include/cglm/simd/arm.h
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@@ -56,11 +56,9 @@ glmm_float32x4_init(float x, float y, float z, float w) {
#define glmm_float32x4_SIGNMASK_NPNP glmm_float32x4_init(-0.f, 0.f, -0.f, 0.f)
#define glmm_float32x4_SIGNMASK_NPPN glmm_float32x4_init(-0.f, 0.f, 0.f, -0.f)
static inline
float32x4_t
glmm_abs(float32x4_t v) {
return vabsq_f32(v);
}
static inline float32x4_t glmm_abs(float32x4_t v) { return vabsq_f32(v); }
static inline float32x4_t glmm_min(float32x4_t a, float32x4_t b) { return vminq_f32(a, b); }
static inline float32x4_t glmm_max(float32x4_t a, float32x4_t b) { return vmaxq_f32(a, b); }
static inline
float32x4_t

14
include/cglm/simd/wasm.h
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@@ -34,13 +34,11 @@
#define glmm_float32x4_SIGNMASK_PNPN GLMM__SIGNMASKf(0, GLMM_NEGZEROf, 0, GLMM_NEGZEROf)
#define glmm_float32x4_SIGNMASK_NPNP GLMM__SIGNMASKf(GLMM_NEGZEROf, 0, GLMM_NEGZEROf, 0)
#define glmm_float32x4_SIGNMASK_NPPN GLMM__SIGNMASKf(GLMM_NEGZEROf, 0, 0, GLMM_NEGZEROf)
#define glmm_float32x4_SIGNMASK_NEG wasm_i32x4_const_splat(GLMM_NEGZEROf)
#define glmm_float32x4_SIGNMASK_NEG wasm_i32x4_const_splat(GLMM_NEGZEROf)
static inline
glmm_128
glmm_abs(glmm_128 x) {
return wasm_f32x4_abs(x);
}
static inline glmm_128 glmm_abs(glmm_128 x) { return wasm_f32x4_abs(x); }
static inline glmm_128 glmm_min(glmm_128 a, glmm_128 b) { return wasm_f32x4_pmin(b, a); }
static inline glmm_128 glmm_max(glmm_128 a, glmm_128 b) { return wasm_f32x4_pmax(b, a); }
static inline
glmm_128
@@ -74,7 +72,7 @@ glmm_128
glmm_vhmin(glmm_128 v) {
glmm_128 x0, x1, x2;
x0 = glmm_shuff1(v, 2, 3, 2, 3); /* [2, 3, 2, 3] */
x1 = wasm_f32x4_pmin(x0, v); /* [0|2, 1|3, 2|2, 3|3] */
x1 = wasm_f32x4_pmin(x0, v); /* [0|2, 1|3, 2|2, 3|3] */
x2 = glmm_splat(x1, 1); /* [1|3, 1|3, 1|3, 1|3] */
return wasm_f32x4_pmin(x1, x2);
}
@@ -90,7 +88,7 @@ glmm_128
glmm_vhmax(glmm_128 v) {
glmm_128 x0, x1, x2;
x0 = glmm_shuff1(v, 2, 3, 2, 3); /* [2, 3, 2, 3] */
x1 = wasm_f32x4_pmax(x0, v); /* [0|2, 1|3, 2|2, 3|3] */
x1 = wasm_f32x4_pmax(x0, v); /* [0|2, 1|3, 2|2, 3|3] */
x2 = glmm_splat(x1, 1); /* [1|3, 1|3, 1|3, 1|3] */
/* _mm_max_ss */
return wasm_i32x4_shuffle(x1, wasm_f32x4_pmax(x1, x2), 4, 1, 2, 3);

3
include/cglm/simd/x86.h
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@@ -74,6 +74,9 @@ glmm_abs(__m128 x) {
return _mm_andnot_ps(glmm_float32x4_SIGNMASK_NEG, x);
}
static inline __m128 glmm_min(__m128 a, __m128 b) { return _mm_min_ps(a, b); }
static inline __m128 glmm_max(__m128 a, __m128 b) { return _mm_max_ps(a, b); }
static inline
__m128
glmm_vhadd(__m128 v) {