blob: ad55a434d2351ca10543dc374050468082612208 [file] [log] [blame]
// Auto-generated file. Do not edit!
// Template: src/f32-ppmm/neon.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 <arm_neon.h>
#include <xnnpack/ppmm.h>
void xnn_f32_ppmm_ukernel_4x8__neon(
size_t mr,
size_t nc,
size_t kc,
const float*restrict a,
const float*restrict w,
float*restrict c,
size_t cm_stride,
size_t cn_stride,
const union xnn_f32_output_params params[restrict static 1])
{
assert(mr != 0);
assert(mr <= 4);
assert(nc != 0);
assert(kc != 0);
assert(kc % sizeof(float) == 0);
float* c0 = c;
float* c1 = (float*) ((uintptr_t) c0 + cm_stride);
if XNN_UNPREDICTABLE(mr < 2) {
c1 = c0;
}
float* c2 = (float*) ((uintptr_t) c1 + cm_stride);
if XNN_UNPREDICTABLE(mr <= 2) {
c2 = c1;
}
float* c3 = (float*) ((uintptr_t) c2 + cm_stride);
if XNN_UNPREDICTABLE(mr != 4) {
c3 = c2;
}
do {
float32x4_t vacc0x0123 = vld1q_f32(w); w += 4;
float32x4_t vacc0x4567 = vld1q_f32(w); w += 4;
float32x4_t vacc1x0123 = vacc0x0123;
float32x4_t vacc1x4567 = vacc0x4567;
float32x4_t vacc2x0123 = vacc0x0123;
float32x4_t vacc2x4567 = vacc0x4567;
float32x4_t vacc3x0123 = vacc0x0123;
float32x4_t vacc3x4567 = vacc0x4567;
size_t k = kc;
do {
const float32x4_t va0123 = vld1q_f32(a); a += 4;
const float32x4_t vb0123 = vld1q_f32(w); w += 4;
const float32x4_t vb4567 = vld1q_f32(w); w += 4;
vacc0x0123 = vmlaq_lane_f32(vacc0x0123, vb0123, vget_low_f32(va0123), 0);
vacc1x0123 = vmlaq_lane_f32(vacc1x0123, vb0123, vget_low_f32(va0123), 1);
vacc2x0123 = vmlaq_lane_f32(vacc2x0123, vb0123, vget_high_f32(va0123), 0);
vacc3x0123 = vmlaq_lane_f32(vacc3x0123, vb0123, vget_high_f32(va0123), 1);
vacc0x4567 = vmlaq_lane_f32(vacc0x4567, vb4567, vget_low_f32(va0123), 0);
vacc1x4567 = vmlaq_lane_f32(vacc1x4567, vb4567, vget_low_f32(va0123), 1);
vacc2x4567 = vmlaq_lane_f32(vacc2x4567, vb4567, vget_high_f32(va0123), 0);
vacc3x4567 = vmlaq_lane_f32(vacc3x4567, vb4567, vget_high_f32(va0123), 1);
k -= sizeof(float);
} while (k != 0);
const float32x4_t vmax = vld1q_dup_f32(&params->scalar.max);
vacc0x0123 = vminq_f32(vacc0x0123, vmax);
vacc1x0123 = vminq_f32(vacc1x0123, vmax);
vacc2x0123 = vminq_f32(vacc2x0123, vmax);
vacc3x0123 = vminq_f32(vacc3x0123, vmax);
vacc0x4567 = vminq_f32(vacc0x4567, vmax);
vacc1x4567 = vminq_f32(vacc1x4567, vmax);
vacc2x4567 = vminq_f32(vacc2x4567, vmax);
vacc3x4567 = vminq_f32(vacc3x4567, vmax);
const float32x4_t vmin = vld1q_dup_f32(&params->scalar.min);
vacc0x0123 = vmaxq_f32(vacc0x0123, vmin);
vacc1x0123 = vmaxq_f32(vacc1x0123, vmin);
vacc2x0123 = vmaxq_f32(vacc2x0123, vmin);
vacc3x0123 = vmaxq_f32(vacc3x0123, vmin);
vacc0x4567 = vmaxq_f32(vacc0x4567, vmin);
vacc1x4567 = vmaxq_f32(vacc1x4567, vmin);
vacc2x4567 = vmaxq_f32(vacc2x4567, vmin);
vacc3x4567 = vmaxq_f32(vacc3x4567, vmin);
if XNN_LIKELY(nc >= 8) {
vst1q_f32(c3, vacc3x0123);
vst1q_f32(c3 + 4, vacc3x4567);
c3 = (float*) ((uintptr_t) c3 + cn_stride);
vst1q_f32(c2, vacc2x0123);
vst1q_f32(c2 + 4, vacc2x4567);
c2 = (float*) ((uintptr_t) c2 + cn_stride);
vst1q_f32(c1, vacc1x0123);
vst1q_f32(c1 + 4, vacc1x4567);
c1 = (float*) ((uintptr_t) c1 + cn_stride);
vst1q_f32(c0, vacc0x0123);
vst1q_f32(c0 + 4, vacc0x4567);
c0 = (float*) ((uintptr_t) c0 + cn_stride);
a = (const float*) ((uintptr_t) a - kc * 4);
nc -= 8;
} else {
if (nc & 4) {
vst1q_f32(c3, vacc3x0123); c3 += 4;
vst1q_f32(c2, vacc2x0123); c2 += 4;
vst1q_f32(c1, vacc1x0123); c1 += 4;
vst1q_f32(c0, vacc0x0123); c0 += 4;
vacc3x0123 = vacc3x4567;
vacc2x0123 = vacc2x4567;
vacc1x0123 = vacc1x4567;
vacc0x0123 = vacc0x4567;
}
float32x2_t vacc3x01 = vget_low_f32(vacc3x0123);
float32x2_t vacc2x01 = vget_low_f32(vacc2x0123);
float32x2_t vacc1x01 = vget_low_f32(vacc1x0123);
float32x2_t vacc0x01 = vget_low_f32(vacc0x0123);
if (nc & 2) {
vst1_f32(c3, vacc3x01); c3 += 2;
vst1_f32(c2, vacc2x01); c2 += 2;
vst1_f32(c1, vacc1x01); c1 += 2;
vst1_f32(c0, vacc0x01); c0 += 2;
vacc3x01 = vget_high_f32(vacc3x0123);
vacc2x01 = vget_high_f32(vacc2x0123);
vacc1x01 = vget_high_f32(vacc1x0123);
vacc0x01 = vget_high_f32(vacc0x0123);
}
if (nc & 1) {
vst1_lane_f32(c3, vacc3x01, 0);
vst1_lane_f32(c2, vacc2x01, 0);
vst1_lane_f32(c1, vacc1x01, 0);
vst1_lane_f32(c0, vacc0x01, 0);
}
nc = 0;
}
} while (nc != 0);
}