test / src /f32-gemminc /gen /f32-gemminc-1x4-minmax-scalar.c
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// Auto-generated file. Do not edit!
// Template: src/f32-gemm/scalar.c.in
// Generator: tools/xngen
//
// Copyright 2019 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 <xnnpack/gemm.h>
#include <xnnpack/math.h>
void xnn_f32_gemminc_minmax_ukernel_1x4__scalar(
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 float vmin = params->scalar.min;
const float vmax = params->scalar.max;
do {
float vacc00 = acc[0];
float vacc01 = acc[1];
float vacc02 = acc[2];
float vacc03 = acc[3];
acc += 4;
size_t k = kc;
do {
const float va0 = *a0++;
const float vb0 = w[0];
const float vb1 = w[1];
const float vb2 = w[2];
const float vb3 = w[3];
w += 4;
vacc00 = math_muladd_f32(va0, vb0, vacc00);
vacc01 = math_muladd_f32(va0, vb1, vacc01);
vacc02 = math_muladd_f32(va0, vb2, vacc02);
vacc03 = math_muladd_f32(va0, vb3, vacc03);
k -= sizeof(float);
} while (k != 0);
vacc00 = math_max_f32(vacc00, vmin);
vacc01 = math_max_f32(vacc01, vmin);
vacc02 = math_max_f32(vacc02, vmin);
vacc03 = math_max_f32(vacc03, vmin);
vacc00 = math_min_f32(vacc00, vmax);
vacc01 = math_min_f32(vacc01, vmax);
vacc02 = math_min_f32(vacc02, vmax);
vacc03 = math_min_f32(vacc03, vmax);
if XNN_LIKELY(nc >= 4) {
c0[0] = vacc00;
c0[1] = vacc01;
c0[2] = vacc02;
c0[3] = vacc03;
c0 = (float*) ((uintptr_t) c0 + cn_stride);
a0 = (const void*) ((uintptr_t) a0 - kc);
nc -= 4;
} else {
if (nc & 2) {
c0[0] = vacc00;
c0[1] = vacc01;
vacc00 = vacc02;
c0 += 2;
}
if (nc & 1) {
c0[0] = vacc00;
}
nc = 0;
}
} while (nc != 0);
}