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// Auto-generated file. Do not edit!
// Template: src/f32-gemm/wasmsimd-splat.c.in
// Generator: tools/xngen
//
// Copyright 2020 Google LLC
//
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree.
#include <assert.h>
#include <wasm_simd128.h>
#include <xnnpack/gemm.h>
void xnn_f32_gemminc_minmax_ukernel_1x8__wasmsimd_arm_splat(
size_t mr,
size_t nc,
size_t kc,
const float* restrict a,
size_t a_stride,
const float* restrict w,
float* restrict c,
size_t cm_stride,
size_t cn_stride,
const float* restrict acc,
const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS(1)])
{
assert(mr != 0);
assert(mr <= 1);
assert(nc != 0);
assert(kc != 0);
assert(kc % sizeof(float) == 0);
assert(a != NULL);
assert(w != NULL);
assert(c != NULL);
assert(acc != NULL);
const float* a0 = a;
float* c0 = c;
const v128_t vmin = wasm_v128_load64_splat(params->wasmsimd.min);
const v128_t vmax = wasm_v128_load64_splat(params->wasmsimd.max);
do {
v128_t vacc0x0123 = wasm_v128_load(acc + 0);
v128_t vacc0x4567 = wasm_v128_load(acc + 4);
acc += 8;
size_t k = kc;
while (k >= 4 * sizeof(float)) {
const v128_t va0 = wasm_v128_load(a0);
a0 += 4;
const v128_t va0c0 = wasm_v32x4_shuffle(va0, va0, 0, 0, 0, 0);
const v128_t vb0123c0 = wasm_v128_load(w + 0);
const v128_t vb4567c0 = wasm_v128_load(w + 4);
vacc0x0123 = wasm_f32x4_add(wasm_f32x4_mul(va0c0, vb0123c0), vacc0x0123);
vacc0x4567 = wasm_f32x4_add(wasm_f32x4_mul(va0c0, vb4567c0), vacc0x4567);
const v128_t va0c1 = wasm_v32x4_shuffle(va0, va0, 1, 1, 1, 1);
const v128_t vb0123c1 = wasm_v128_load(w + 8);
const v128_t vb4567c1 = wasm_v128_load(w + 12);
vacc0x0123 = wasm_f32x4_add(wasm_f32x4_mul(va0c1, vb0123c1), vacc0x0123);
vacc0x4567 = wasm_f32x4_add(wasm_f32x4_mul(va0c1, vb4567c1), vacc0x4567);
const v128_t va0c2 = wasm_v32x4_shuffle(va0, va0, 2, 2, 2, 2);
const v128_t vb0123c2 = wasm_v128_load(w + 16);
const v128_t vb4567c2 = wasm_v128_load(w + 20);
vacc0x0123 = wasm_f32x4_add(wasm_f32x4_mul(va0c2, vb0123c2), vacc0x0123);
vacc0x4567 = wasm_f32x4_add(wasm_f32x4_mul(va0c2, vb4567c2), vacc0x4567);
const v128_t va0c3 = wasm_v32x4_shuffle(va0, va0, 3, 3, 3, 3);
const v128_t vb0123c3 = wasm_v128_load(w + 24);
const v128_t vb4567c3 = wasm_v128_load(w + 28);
vacc0x0123 = wasm_f32x4_add(wasm_f32x4_mul(va0c3, vb0123c3), vacc0x0123);
vacc0x4567 = wasm_f32x4_add(wasm_f32x4_mul(va0c3, vb4567c3), vacc0x4567);
w += 32;
k -= 4 * sizeof(float);
}
if XNN_UNLIKELY(k != 0) {
do {
const v128_t va0 = wasm_v128_load32_splat(a0);
a0 += 1;
const v128_t vb0123 = wasm_v128_load(w);
const v128_t vb4567 = wasm_v128_load(w + 4);
w += 8;
vacc0x0123 = wasm_f32x4_add(wasm_f32x4_mul(va0, vb0123), vacc0x0123);
vacc0x4567 = wasm_f32x4_add(wasm_f32x4_mul(va0, vb4567), vacc0x4567);
k -= sizeof(float);
} while (k != 0);
}
vacc0x0123 = wasm_f32x4_max(vmin, vacc0x0123);
vacc0x4567 = wasm_f32x4_max(vmin, vacc0x4567);
vacc0x0123 = wasm_f32x4_min(vmax, vacc0x0123);
vacc0x4567 = wasm_f32x4_min(vmax, vacc0x4567);
if XNN_LIKELY(nc >= 8) {
wasm_v128_store(c0, vacc0x0123);
wasm_v128_store(c0 + 4, vacc0x4567);
c0 = (float*) ((uintptr_t) c0 + cn_stride);
a0 = (const float*) ((uintptr_t) a0 - kc);
nc -= 8;
} else {
if (nc & 4) {
wasm_v128_store(c0, vacc0x0123);
vacc0x0123 = vacc0x4567;
c0 += 4;
}
if (nc & 2) {
wasm_v128_store64_lane(c0, vacc0x0123, 0);
vacc0x0123 = wasm_v64x2_shuffle(vacc0x0123, vacc0x0123, 1, 1);
c0 += 2;
}
if (nc & 1) {
wasm_v128_store32_lane(c0, vacc0x0123, 0);
}
nc = 0;
}
} while (nc != 0);
}
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