ncnn / src /layer /arm /convolution_3x3.h
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// Tencent is pleased to support the open source community by making ncnn available.
//
// Copyright (C) 2017 THL A29 Limited, a Tencent company. All rights reserved.
//
// Licensed under the BSD 3-Clause License (the "License"); you may not use this file except
// in compliance with the License. You may obtain a copy of the License at
//
// https://opensource.org/licenses/BSD-3-Clause
//
// Unless required by applicable law or agreed to in writing, software distributed
// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
// CONDITIONS OF ANY KIND, either express or implied. See the License for the
// specific language governing permissions and limitations under the License.
static void conv3x3s1_neon(const Mat& bottom_blob, Mat& top_blob, const Mat& _kernel, const Mat& _bias, const Option& opt)
{
int w = bottom_blob.w;
int inch = bottom_blob.c;
int outw = top_blob.w;
int outh = top_blob.h;
int outch = top_blob.c;
const float* kernel = _kernel;
const float* bias = _bias;
int nn_outch = outch >> 1;
int remain_outch_start = nn_outch << 1;
#pragma omp parallel for num_threads(opt.num_threads)
for (int pp = 0; pp < nn_outch; pp++)
{
int p = pp * 2;
Mat out0 = top_blob.channel(p);
Mat out1 = top_blob.channel(p + 1);
const float bias0 = bias ? bias[p] : 0.f;
const float bias1 = bias ? bias[p + 1] : 0.f;
out0.fill(bias0);
out1.fill(bias1);
const float* k0 = kernel + p * inch * 9;
const float* k1 = kernel + (p + 1) * inch * 9;
for (int q = 0; q < inch; q++)
{
float* outptr0 = out0;
float* outptr1 = out1;
float* outptr0n = outptr0 + outw;
float* outptr1n = outptr1 + outw;
const float* img0 = bottom_blob.channel(q);
const float* r0 = img0;
const float* r1 = img0 + w;
const float* r2 = img0 + w * 2;
const float* r3 = img0 + w * 3;
#if __ARM_NEON
float32x4_t _k00 = vld1q_f32(k0);
float32x4_t _k03 = vld1q_f32(k0 + 3);
float32x4_t _k06 = vld1q_f32(k0 + 6);
float32x4_t _k10 = vld1q_f32(k1);
float32x4_t _k13 = vld1q_f32(k1 + 3);
float32x4_t _k16 = vld1q_f32(k1 + 6);
#endif // __ARM_NEON
int i = 0;
for (; i + 1 < outh; i += 2)
{
#if __ARM_NEON
int nn = outw >> 2;
int remain = outw & 3;
#else
int remain = outw;
#endif // __ARM_NEON
#if __ARM_NEON
#if __aarch64__
if (nn > 0)
{
asm volatile(
"prfm pldl1keep, [%5, #256] \n"
"ld1 {v8.4s, v9.4s}, [%5] \n" // r0
"add %5, %5, #16 \n"
"prfm pldl1keep, [%8, #256] \n"
"ld1 {v14.4s, v15.4s}, [%8] \n" // r3
"add %8, %8, #16 \n"
"ext v10.16b, v8.16b, v9.16b, #4 \n"
"ext v11.16b, v14.16b, v15.16b, #8 \n"
"0: \n"
"prfm pldl1keep, [%1, #128] \n"
"ld1 {v6.4s}, [%1] \n" // _sum0
"prfm pldl1keep, [%2, #128] \n"
"ld1 {v7.4s}, [%2] \n" // _sum1
"fmla v6.4s, v8.4s, %18.s[0] \n"
"fmla v7.4s, v8.4s, %21.s[0] \n"
"prfm pldl1keep, [%3, #128] \n"
"ld1 {v12.4s}, [%3] \n" // _sum0n
"prfm pldl1keep, [%4, #128] \n"
"ld1 {v13.4s}, [%4] \n" // _sum1n
"fmla v12.4s, v14.4s, %20.s[0] \n"
"fmla v13.4s, v14.4s, %23.s[0] \n"
"ext v8.16b, v8.16b, v9.16b, #8 \n"
"ext v9.16b, v14.16b, v15.16b, #4 \n"
"fmla v6.4s, v10.4s, %18.s[1] \n"
"fmla v7.4s, v10.4s, %21.s[1] \n"
"fmla v12.4s, v11.4s, %20.s[2] \n"
"fmla v13.4s, v11.4s, %23.s[2] \n"
"prfm pldl1keep, [%6, #256] \n"
"ld1 {v14.4s, v15.4s}, [%6] \n" // r1
"add %6, %6, #16 \n"
"fmla v6.4s, v8.4s, %18.s[2] \n"
"fmla v7.4s, v8.4s, %21.s[2] \n"
"fmla v12.4s, v9.4s, %20.s[1] \n"
"fmla v13.4s, v9.4s, %23.s[1] \n"
"ext v10.16b, v14.16b, v15.16b, #4 \n"
"fmla v6.4s, v14.4s, %19.s[0] \n"
"fmla v7.4s, v14.4s, %22.s[0] \n"
"fmla v12.4s, v14.4s, %18.s[0] \n"
"fmla v13.4s, v14.4s, %21.s[0] \n"
"ext v11.16b, v14.16b, v15.16b, #8 \n"
"fmla v6.4s, v10.4s, %19.s[1] \n"
"fmla v7.4s, v10.4s, %22.s[1] \n"
"fmla v12.4s, v10.4s, %18.s[1] \n"
"fmla v13.4s, v10.4s, %21.s[1] \n"
"prfm pldl1keep, [%7, #256] \n"
"ld1 {v8.4s, v9.4s}, [%7] \n" // r2
"add %7, %7, #16 \n"
"fmla v6.4s, v11.4s, %19.s[2] \n"
"fmla v7.4s, v11.4s, %22.s[2] \n"
"fmla v12.4s, v11.4s, %18.s[2] \n"
"fmla v13.4s, v11.4s, %21.s[2] \n"
"ext v10.16b, v8.16b, v9.16b, #4 \n"
"fmla v6.4s, v8.4s, %20.s[0] \n"
"fmla v7.4s, v8.4s, %23.s[0] \n"
"fmla v12.4s, v8.4s, %19.s[0] \n"
"fmla v13.4s, v8.4s, %22.s[0] \n"
"ext v11.16b, v8.16b, v9.16b, #8 \n"
"fmla v6.4s, v10.4s, %20.s[1] \n"
"fmla v7.4s, v10.4s, %23.s[1] \n"
"fmla v12.4s, v10.4s, %19.s[1] \n"
"fmla v13.4s, v10.4s, %22.s[1] \n"
"prfm pldl1keep, [%5, #256] \n"
"ld1 {v8.4s, v9.4s}, [%5] \n" // r0
"add %5, %5, #16 \n"
"fmla v6.4s, v11.4s, %20.s[2] \n"
"fmla v7.4s, v11.4s, %23.s[2] \n"
"fmla v12.4s, v11.4s, %19.s[2] \n"
"fmla v13.4s, v11.4s, %22.s[2] \n"
"prfm pldl1keep, [%8, #256] \n"
"ld1 {v14.4s, v15.4s}, [%8] \n" // r3
"add %8, %8, #16 \n"
"ext v10.16b, v8.16b, v9.16b, #4 \n"
"st1 {v6.4s}, [%1], #16 \n"
"st1 {v7.4s}, [%2], #16 \n"
"ext v11.16b, v14.16b, v15.16b, #8 \n"
"st1 {v12.4s}, [%3], #16 \n"
"st1 {v13.4s}, [%4], #16 \n"
"subs %w0, %w0, #1 \n"
"bne 0b \n"
"sub %5, %5, #16 \n"
"sub %8, %8, #16 \n"
: "=r"(nn), // %0
"=r"(outptr0), // %1
"=r"(outptr1), // %2
"=r"(outptr0n), // %3
"=r"(outptr1n), // %4
"=r"(r0), // %5
"=r"(r1), // %6
"=r"(r2), // %7
"=r"(r3) // %8
: "0"(nn),
"1"(outptr0),
"2"(outptr1),
"3"(outptr0n),
"4"(outptr1n),
"5"(r0),
"6"(r1),
"7"(r2),
"8"(r3),
"w"(_k00), // %18
"w"(_k03), // %19
"w"(_k06), // %20
"w"(_k10), // %21
"w"(_k13), // %22
"w"(_k16) // %23
: "cc", "memory", "v6", "v7", "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15");
}
#else
if (nn > 0)
{
asm volatile(
"pld [%5, #192] \n"
"vld1.f32 {d16-d18}, [%5 :64] \n" // r0
"add %5, #16 \n"
"pld [%8, #192] \n"
"vld1.f32 {d28-d30}, [%8] \n" // r3
"add %8, #16 \n"
"vext.32 q10, q8, q9, #1 \n"
"vext.32 q11, q14, q15, #2 \n"
"0: \n"
"pld [%1, #128] \n"
"vld1.f32 {d12-d13}, [%1 :64] \n" // _sum0
"pld [%2, #128] \n"
"vld1.f32 {d14-d15}, [%2 :64] \n" // _sum1
"vmla.f32 q6, q8, %e18[0] \n"
"vmla.f32 q7, q8, %e21[0] \n"
"pld [%3, #128] \n"
"vld1.f32 {d24-d25}, [%3] \n" // _sum0n
"pld [%4, #128] \n"
"vld1.f32 {d26-d27}, [%4] \n" // _sum1n
"vmla.f32 q12, q14, %e20[0] \n"
"vmla.f32 q13, q14, %e23[0] \n"
"vext.32 q8, q8, q9, #2 \n"
"vext.32 q9, q14, q15, #1 \n"
"vmla.f32 q6, q10, %e18[1] \n"
"vmla.f32 q7, q10, %e21[1] \n"
"vmla.f32 q12, q11, %f20[0] \n"
"vmla.f32 q13, q11, %f23[0] \n"
"pld [%6, #192] \n"
"vld1.f32 {d28-d30}, [%6] \n" // r1
"add %6, #16 \n"
"vmla.f32 q6, q8, %f18[0] \n"
"vmla.f32 q7, q8, %f21[0] \n"
"vmla.f32 q12, q9, %e20[1] \n"
"vmla.f32 q13, q9, %e23[1] \n"
"vext.32 q10, q14, q15, #1 \n"
"vmla.f32 q6, q14, %e19[0] \n"
"vmla.f32 q7, q14, %e22[0] \n"
"vmla.f32 q12, q14, %e18[0] \n"
"vmla.f32 q13, q14, %e21[0] \n"
"vext.32 q11, q14, q15, #2 \n"
"vmla.f32 q6, q10, %e19[1] \n"
"vmla.f32 q7, q10, %e22[1] \n"
"vmla.f32 q12, q10, %e18[1] \n"
"vmla.f32 q13, q10, %e21[1] \n"
"pld [%7, #192] \n"
"vld1.f32 {d16-d18}, [%7 :64] \n" // r2
"add %7, #16 \n"
"vmla.f32 q6, q11, %f19[0] \n"
"vmla.f32 q7, q11, %f22[0] \n"
"vmla.f32 q12, q11, %f18[0] \n"
"vmla.f32 q13, q11, %f21[0] \n"
"vext.32 q10, q8, q9, #1 \n"
"vmla.f32 q6, q8, %e20[0] \n"
"vmla.f32 q7, q8, %e23[0] \n"
"vmla.f32 q12, q8, %e19[0] \n"
"vmla.f32 q13, q8, %e22[0] \n"
"vext.32 q11, q8, q9, #2 \n"
"vmla.f32 q6, q10, %e20[1] \n"
"vmla.f32 q7, q10, %e23[1] \n"
"vmla.f32 q12, q10, %e19[1] \n"
"vmla.f32 q13, q10, %e22[1] \n"
"pld [%5, #192] \n"
"vld1.f32 {d16-d18}, [%5 :64] \n" // r0
"add %5, #16 \n"
"vmla.f32 q6, q11, %f20[0] \n"
"vmla.f32 q7, q11, %f23[0] \n"
"vmla.f32 q12, q11, %f19[0] \n"
"vmla.f32 q13, q11, %f22[0] \n"
"pld [%8, #192] \n"
"vld1.f32 {d28-d30}, [%8] \n" // r3
"add %8, #16 \n"
"vext.32 q10, q8, q9, #1 \n"
"vst1.f32 {d12-d13}, [%1 : 64]!\n"
"vst1.f32 {d14-d15}, [%2 : 64]!\n"
"vext.32 q11, q14, q15, #2 \n"
"vst1.f32 {d24-d25}, [%3]! \n"
"vst1.f32 {d26-d27}, [%4]! \n"
"subs %0, #1 \n"
"bne 0b \n"
"sub %5, #16 \n"
"sub %8, #16 \n"
: "=r"(nn), // %0
"=r"(outptr0), // %1
"=r"(outptr1), // %2
"=r"(outptr0n), // %3
"=r"(outptr1n), // %4
"=r"(r0), // %5
"=r"(r1), // %6
"=r"(r2), // %7
"=r"(r3) // %8
: "0"(nn),
"1"(outptr0),
"2"(outptr1),
"3"(outptr0n),
"4"(outptr1n),
"5"(r0),
"6"(r1),
"7"(r2),
"8"(r3),
"w"(_k00), // %18
"w"(_k03), // %19
"w"(_k06), // %20
"w"(_k10), // %21
"w"(_k13), // %22
"w"(_k16) // %23
: "cc", "memory", "q6", "q7", "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15");
}
#endif // __aarch64__
#endif // __ARM_NEON
for (; remain > 0; remain--)
{
#if __ARM_NEON
float32x4_t _r00 = vld1q_f32(r0);
float32x4_t _r10 = vld1q_f32(r1);
float32x4_t _r20 = vld1q_f32(r2);
float32x4_t _r30 = vld1q_f32(r3);
float32x4_t _sum0 = vmulq_f32(_r00, _k00);
float32x4_t _sum1 = vmulq_f32(_r00, _k10);
_sum0 = vmlaq_f32(_sum0, _r10, _k03);
_sum1 = vmlaq_f32(_sum1, _r10, _k13);
_sum0 = vmlaq_f32(_sum0, _r20, _k06);
_sum1 = vmlaq_f32(_sum1, _r20, _k16);
float32x4_t _sum0n = vmulq_f32(_r10, _k00);
float32x4_t _sum1n = vmulq_f32(_r10, _k10);
_sum0n = vmlaq_f32(_sum0n, _r20, _k03);
_sum1n = vmlaq_f32(_sum1n, _r20, _k13);
_sum0n = vmlaq_f32(_sum0n, _r30, _k06);
_sum1n = vmlaq_f32(_sum1n, _r30, _k16);
_sum0 = vsetq_lane_f32(*outptr0, _sum0, 3);
_sum1 = vsetq_lane_f32(*outptr1, _sum1, 3);
_sum0n = vsetq_lane_f32(*outptr0n, _sum0n, 3);
_sum1n = vsetq_lane_f32(*outptr1n, _sum1n, 3);
#if __aarch64__
*outptr0 = vaddvq_f32(_sum0);
*outptr1 = vaddvq_f32(_sum1);
*outptr0n = vaddvq_f32(_sum0n);
*outptr1n = vaddvq_f32(_sum1n);
#else
float32x2_t _ss0 = vadd_f32(vget_low_f32(_sum0), vget_high_f32(_sum0));
float32x2_t _ss1 = vadd_f32(vget_low_f32(_sum1), vget_high_f32(_sum1));
float32x2_t _ss0n = vadd_f32(vget_low_f32(_sum0n), vget_high_f32(_sum0n));
float32x2_t _ss1n = vadd_f32(vget_low_f32(_sum1n), vget_high_f32(_sum1n));
float32x2_t _ss01 = vpadd_f32(_ss0, _ss1);
float32x2_t _ss01n = vpadd_f32(_ss0n, _ss1n);
*outptr0 = vget_lane_f32(_ss01, 0);
*outptr1 = vget_lane_f32(_ss01, 1);
*outptr0n = vget_lane_f32(_ss01n, 0);
*outptr1n = vget_lane_f32(_ss01n, 1);
#endif // __aarch64__
#else
float sum0 = 0.f;
float sum0n = 0.f;
float sum1 = 0.f;
float sum1n = 0.f;
sum0 += r0[0] * k0[0];
sum0 += r0[1] * k0[1];
sum0 += r0[2] * k0[2];
sum0 += r1[0] * k0[3];
sum0 += r1[1] * k0[4];
sum0 += r1[2] * k0[5];
sum0 += r2[0] * k0[6];
sum0 += r2[1] * k0[7];
sum0 += r2[2] * k0[8];
sum1 += r0[0] * k1[0];
sum1 += r0[1] * k1[1];
sum1 += r0[2] * k1[2];
sum1 += r1[0] * k1[3];
sum1 += r1[1] * k1[4];
sum1 += r1[2] * k1[5];
sum1 += r2[0] * k1[6];
sum1 += r2[1] * k1[7];
sum1 += r2[2] * k1[8];
sum0n += r1[0] * k0[0];
sum0n += r1[1] * k0[1];
sum0n += r1[2] * k0[2];
sum0n += r2[0] * k0[3];
sum0n += r2[1] * k0[4];
sum0n += r2[2] * k0[5];
sum0n += r3[0] * k0[6];
sum0n += r3[1] * k0[7];
sum0n += r3[2] * k0[8];
sum1n += r1[0] * k1[0];
sum1n += r1[1] * k1[1];
sum1n += r1[2] * k1[2];
sum1n += r2[0] * k1[3];
sum1n += r2[1] * k1[4];
sum1n += r2[2] * k1[5];
sum1n += r3[0] * k1[6];
sum1n += r3[1] * k1[7];
sum1n += r3[2] * k1[8];
*outptr0 += sum0;
*outptr1 += sum1;
*outptr0n += sum0n;
*outptr1n += sum1n;
#endif // __ARM_NEON
r0++;
r1++;
r2++;
r3++;
outptr0++;
outptr1++;
outptr0n++;
outptr1n++;
}
r0 += 2 + w;
r1 += 2 + w;
r2 += 2 + w;
r3 += 2 + w;
outptr0 += outw;
outptr1 += outw;
outptr0n += outw;
outptr1n += outw;
}
for (; i < outh; i++)
{
#if __ARM_NEON
int nn = outw >> 2;
int remain = outw & 3;
#else
int remain = outw;
#endif // __ARM_NEON
#if __ARM_NEON
#if __aarch64__
if (nn > 0)
{
asm volatile(
"0: \n"
"prfm pldl1keep, [%3, #256] \n"
"ld1 {v8.4s, v9.4s}, [%3] \n" // r0
"add %3, %3, #16 \n"
"prfm pldl1keep, [%1, #128] \n"
"ld1 {v6.4s}, [%1] \n" // _sum0
"prfm pldl1keep, [%2, #128] \n"
"ld1 {v7.4s}, [%2] \n" // _sum1
"fmul v14.4s, v8.4s, %12.s[0] \n"
"fmul v15.4s, v8.4s, %15.s[0] \n"
"ext v10.16b, v8.16b, v9.16b, #4 \n"
"ext v11.16b, v8.16b, v9.16b, #8 \n"
"fmla v6.4s, v10.4s, %12.s[1] \n"
"fmla v7.4s, v10.4s, %15.s[1] \n"
"prfm pldl1keep, [%4, #256] \n"
"ld1 {v8.4s, v9.4s}, [%4] \n" // r1
"add %4, %4, #16 \n"
"fmla v14.4s, v11.4s, %12.s[2] \n"
"fmla v15.4s, v11.4s, %15.s[2] \n"
"fmla v6.4s, v8.4s, %13.s[0] \n"
"fmla v7.4s, v8.4s, %16.s[0] \n"
"ext v10.16b, v8.16b, v9.16b, #4 \n"
"ext v11.16b, v8.16b, v9.16b, #8 \n"
"fmla v14.4s, v10.4s, %13.s[1] \n"
"fmla v15.4s, v10.4s, %16.s[1] \n"
"prfm pldl1keep, [%5, #256] \n"
"ld1 {v8.4s, v9.4s}, [%5] \n" // r2
"add %5, %5, #16 \n"
"fmla v6.4s, v11.4s, %13.s[2] \n"
"fmla v7.4s, v11.4s, %16.s[2] \n"
"fmla v14.4s, v8.4s, %14.s[0] \n"
"fmla v15.4s, v8.4s, %17.s[0] \n"
"ext v10.16b, v8.16b, v9.16b, #4 \n"
"ext v11.16b, v8.16b, v9.16b, #8 \n"
"fmla v6.4s, v10.4s, %14.s[1] \n"
"fmla v7.4s, v10.4s, %17.s[1] \n"
"fmla v14.4s, v11.4s, %14.s[2] \n"
"fmla v15.4s, v11.4s, %17.s[2] \n"
"fadd v6.4s, v6.4s, v14.4s \n"
"fadd v7.4s, v7.4s, v15.4s \n"
"st1 {v6.4s}, [%1], #16 \n"
"st1 {v7.4s}, [%2], #16 \n"
"subs %w0, %w0, #1 \n"
"bne 0b \n"
: "=r"(nn), // %0
"=r"(outptr0), // %1
"=r"(outptr1), // %2
"=r"(r0), // %3
"=r"(r1), // %4
"=r"(r2) // %5
: "0"(nn),
"1"(outptr0),
"2"(outptr1),
"3"(r0),
"4"(r1),
"5"(r2),
"w"(_k00), // %12
"w"(_k03), // %13
"w"(_k06), // %14
"w"(_k10), // %15
"w"(_k13), // %16
"w"(_k16) // %17
: "cc", "memory", "v6", "v7", "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15");
}
#else
if (nn > 0)
{
asm volatile(
"0: \n"
"pld [%3, #192] \n"
"vld1.f32 {d16-d18}, [%3] \n" // r0
"add %3, #16 \n"
"pld [%1, #128] \n"
"vld1.f32 {d12-d13}, [%1] \n" // _sum0
"pld [%2, #128] \n"
"vld1.f32 {d14-d15}, [%2] \n" // _sum1
"vmul.f32 q14, q8, %e12[0] \n"
"vmul.f32 q15, q8, %e15[0] \n"
"vext.32 q10, q8, q9, #1 \n"
"vext.32 q11, q8, q9, #2 \n"
"vmla.f32 q6, q10, %e12[1] \n"
"vmla.f32 q7, q10, %e15[1] \n"
"pld [%4, #192] \n"
"vld1.f32 {d16-d18}, [%4] \n" // r1
"add %4, #16 \n"
"vmla.f32 q14, q11, %f12[0] \n"
"vmla.f32 q15, q11, %f15[0] \n"
"vmla.f32 q6, q8, %e13[0] \n"
"vmla.f32 q7, q8, %e16[0] \n"
"vext.32 q10, q8, q9, #1 \n"
"vext.32 q11, q8, q9, #2 \n"
"vmla.f32 q14, q10, %e13[1] \n"
"vmla.f32 q15, q10, %e16[1] \n"
"pld [%5, #192] \n"
"vld1.f32 {d16-d18}, [%5] \n" // r2
"add %5, #16 \n"
"vmla.f32 q6, q11, %f13[0] \n"
"vmla.f32 q7, q11, %f16[0] \n"
"vmla.f32 q14, q8, %e14[0] \n"
"vmla.f32 q15, q8, %e17[0] \n"
"vext.32 q10, q8, q9, #1 \n"
"vext.32 q11, q8, q9, #2 \n"
"vmla.f32 q6, q10, %e14[1] \n"
"vmla.f32 q7, q10, %e17[1] \n"
"vmla.f32 q14, q11, %f14[0] \n"
"vmla.f32 q15, q11, %f17[0] \n"
"vadd.f32 q6, q6, q14 \n"
"vadd.f32 q7, q7, q15 \n"
"vst1.f32 {d12-d13}, [%1]! \n"
"vst1.f32 {d14-d15}, [%2]! \n"
"subs %0, #1 \n"
"bne 0b \n"
: "=r"(nn), // %0
"=r"(outptr0), // %1
"=r"(outptr1), // %2
"=r"(r0), // %3
"=r"(r1), // %4
"=r"(r2) // %5
: "0"(nn),
"1"(outptr0),
"2"(outptr1),
"3"(r0),
"4"(r1),
"5"(r2),
"w"(_k00), // %12
"w"(_k03), // %13
"w"(_k06), // %14
"w"(_k10), // %15
"w"(_k13), // %16
"w"(_k16) // %17
: "cc", "memory", "q6", "q7", "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15");
}
#endif // __aarch64__
#endif // __ARM_NEON
for (; remain > 0; remain--)
{
#if __ARM_NEON
float32x4_t _r00 = vld1q_f32(r0);
float32x4_t _r10 = vld1q_f32(r1);
float32x4_t _r20 = vld1q_f32(r2);
float32x4_t _sum0 = vmulq_f32(_r00, _k00);
float32x4_t _sum1 = vmulq_f32(_r00, _k10);
_sum0 = vmlaq_f32(_sum0, _r10, _k03);
_sum1 = vmlaq_f32(_sum1, _r10, _k13);
_sum0 = vmlaq_f32(_sum0, _r20, _k06);
_sum1 = vmlaq_f32(_sum1, _r20, _k16);
_sum0 = vsetq_lane_f32(*outptr0, _sum0, 3);
_sum1 = vsetq_lane_f32(*outptr1, _sum1, 3);
#if __aarch64__
*outptr0 = vaddvq_f32(_sum0);
*outptr1 = vaddvq_f32(_sum1);
#else
float32x2_t _ss0 = vadd_f32(vget_low_f32(_sum0), vget_high_f32(_sum0));
float32x2_t _ss1 = vadd_f32(vget_low_f32(_sum1), vget_high_f32(_sum1));
float32x2_t _ss01 = vpadd_f32(_ss0, _ss1);
*outptr0 = vget_lane_f32(_ss01, 0);
*outptr1 = vget_lane_f32(_ss01, 1);
#endif // __aarch64__
#else
float sum0 = 0.f;
float sum1 = 0.f;
sum0 += r0[0] * k0[0];
sum0 += r0[1] * k0[1];
sum0 += r0[2] * k0[2];
sum0 += r1[0] * k0[3];
sum0 += r1[1] * k0[4];
sum0 += r1[2] * k0[5];
sum0 += r2[0] * k0[6];
sum0 += r2[1] * k0[7];
sum0 += r2[2] * k0[8];
sum1 += r0[0] * k1[0];
sum1 += r0[1] * k1[1];
sum1 += r0[2] * k1[2];
sum1 += r1[0] * k1[3];
sum1 += r1[1] * k1[4];
sum1 += r1[2] * k1[5];
sum1 += r2[0] * k1[6];
sum1 += r2[1] * k1[7];
sum1 += r2[2] * k1[8];
*outptr0 += sum0;
*outptr1 += sum1;
#endif // __ARM_NEON
r0++;
r1++;
r2++;
outptr0++;
outptr1++;
}
r0 += 2;
r1 += 2;
r2 += 2;
}
k0 += 9;
k1 += 9;
}
}
#pragma omp parallel for num_threads(opt.num_threads)
for (int p = remain_outch_start; p < outch; p++)
{
Mat out = top_blob.channel(p);
const float bias0 = bias ? bias[p] : 0.f;
out.fill(bias0);
const float* kernel0 = kernel + p * inch * 9;
for (int q = 0; q < inch; q++)
{
float* outptr = out;
float* outptr2 = outptr + outw;
const float* img0 = bottom_blob.channel(q);
const float* r0 = img0;
const float* r1 = img0 + w;
const float* r2 = img0 + w * 2;
const float* r3 = img0 + w * 3;
#if __ARM_NEON
float32x4_t _k0123 = vld1q_f32(kernel0);
float32x4_t _k3456 = vld1q_f32(kernel0 + 3);
float32x4_t _k6789 = vld1q_f32(kernel0 + 6);
#else
const float* k0 = kernel0;
const float* k1 = kernel0 + 3;
const float* k2 = kernel0 + 6;
#endif // __ARM_NEON
int i = 0;
for (; i + 1 < outh; i += 2)
{
#if __ARM_NEON
int nn = outw >> 2;
int remain = outw & 3;
#else
int remain = outw;
#endif // __ARM_NEON
#if __ARM_NEON
#if __aarch64__
if (nn > 0)
{
asm volatile(
"prfm pldl1keep, [%3, #256] \n"
"ld1 {v9.4s, v10.4s}, [%3] \n" // r0
"add %3, %3, #16 \n"
"ext v11.16b, v9.16b, v10.16b, #4 \n"
"ext v12.16b, v9.16b, v10.16b, #8 \n"
"0: \n"
"prfm pldl1keep, [%1, #128] \n"
"ld1 {v7.4s}, [%1] \n" // _sum
"fmla v7.4s, v9.4s, %14.s[0] \n"
"fmul v6.4s, v11.4s, %14.s[1] \n"
"fmul v13.4s, v12.4s, %14.s[2] \n"
"prfm pldl1keep, [%4, #256] \n"
"ld1 {v9.4s, v10.4s}, [%4] \n" // r1
"add %4, %4, #16 \n"
"fmla v7.4s, v9.4s, %15.s[0] \n"
"ext v11.16b, v9.16b, v10.16b, #4 \n"
"ext v12.16b, v9.16b, v10.16b, #8 \n"
"fmla v6.4s, v11.4s, %15.s[1] \n"
"fmla v13.4s, v12.4s, %15.s[2] \n"
"prfm pldl1keep, [%2, #128] \n"
"ld1 {v8.4s}, [%2] \n" // _sum2
"fmla v8.4s, v9.4s, %14.s[0] \n"
"fmul v14.4s, v11.4s, %14.s[1] \n"
"fmul v15.4s, v12.4s, %14.s[2] \n"
"prfm pldl1keep, [%5, #256] \n"
"ld1 {v9.4s, v10.4s}, [%5] \n" // r2
"add %5, %5, #16 \n"
"fmla v7.4s, v9.4s, %16.s[0] \n"
"ext v11.16b, v9.16b, v10.16b, #4 \n"
"ext v12.16b, v9.16b, v10.16b, #8 \n"
"fmla v6.4s, v11.4s, %16.s[1] \n"
"fmla v13.4s, v12.4s, %16.s[2] \n"
"fmla v8.4s, v9.4s, %15.s[0] \n"
"fmla v14.4s, v11.4s, %15.s[1] \n"
"fmla v15.4s, v12.4s, %15.s[2] \n"
"prfm pldl1keep, [%6, #256] \n"
"ld1 {v9.4s, v10.4s}, [%6] \n" // r3
"add %6, %6, #16 \n"
"fmla v8.4s, v9.4s, %16.s[0] \n"
"ext v11.16b, v9.16b, v10.16b, #4 \n"
"ext v12.16b, v9.16b, v10.16b, #8 \n"
"fmla v14.4s, v11.4s, %16.s[1] \n"
"fmla v15.4s, v12.4s, %16.s[2] \n"
"fadd v7.4s, v7.4s, v6.4s \n"
"prfm pldl1keep, [%3, #256] \n"
"ld1 {v9.4s, v10.4s}, [%3] \n" // r0
"fadd v8.4s, v8.4s, v14.4s \n"
"fadd v7.4s, v7.4s, v13.4s \n"
"fadd v8.4s, v8.4s, v15.4s \n"
"ext v11.16b, v9.16b, v10.16b, #4 \n"
"ext v12.16b, v9.16b, v10.16b, #8 \n"
"add %3, %3, #16 \n"
"st1 {v7.4s}, [%1], #16 \n"
"st1 {v8.4s}, [%2], #16 \n"
"subs %w0, %w0, #1 \n"
"bne 0b \n"
"sub %3, %3, #16 \n"
: "=r"(nn), // %0
"=r"(outptr), // %1
"=r"(outptr2), // %2
"=r"(r0), // %3
"=r"(r1), // %4
"=r"(r2), // %5
"=r"(r3) // %6
: "0"(nn),
"1"(outptr),
"2"(outptr2),
"3"(r0),
"4"(r1),
"5"(r2),
"6"(r3),
"w"(_k0123), // %14
"w"(_k3456), // %15
"w"(_k6789) // %16
: "cc", "memory", "v6", "v7", "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15");
}
#else
if (nn > 0)
{
asm volatile(
"pld [%3, #192] \n"
"vld1.f32 {d18-d20}, [%3 :64] \n" // r0
"add %3, #16 \n"
"vext.32 q11, q9, q10, #1 \n"
"vext.32 q12, q9, q10, #2 \n"
"0: \n"
"pld [%1, #128] \n"
"vld1.f32 {d14-d15}, [%1 :64] \n" // _sum
"vmla.f32 q7, q9, %e14[0] \n"
"vmul.f32 q6, q11, %e14[1] \n"
"vmul.f32 q13, q12, %f14[0] \n"
"pld [%4, #192] \n"
"vld1.f32 {d18-d20}, [%4] \n" // r1
"add %4, #16 \n"
"vmla.f32 q7, q9, %e15[0] \n"
"vext.32 q11, q9, q10, #1 \n"
"vext.32 q12, q9, q10, #2 \n"
"vmla.f32 q6, q11, %e15[1] \n"
"vmla.f32 q13, q12, %f15[0] \n"
"pld [%2, #128] \n"
"vld1.f32 {d16-d17}, [%2] \n" // _sum2
"vmla.f32 q8, q9, %e14[0] \n"
"vmul.f32 q14, q11, %e14[1] \n"
"vmul.f32 q15, q12, %f14[0] \n"
"pld [%5, #192] \n"
"vld1.f32 {d18-d20}, [%5 :64] \n" // r2
"add %5, #16 \n"
"vmla.f32 q7, q9, %e16[0] \n"
"vext.32 q11, q9, q10, #1 \n"
"vext.32 q12, q9, q10, #2 \n"
"vmla.f32 q6, q11, %e16[1] \n"
"vmla.f32 q13, q12, %f16[0] \n"
"vmla.f32 q8, q9, %e15[0] \n"
"vmla.f32 q14, q11, %e15[1] \n"
"vmla.f32 q15, q12, %f15[0] \n"
"pld [%6, #192] \n"
"vld1.f32 {d18-d20}, [%6] \n" // r3
"add %6, #16 \n"
"vmla.f32 q8, q9, %e16[0] \n"
"vext.32 q11, q9, q10, #1 \n"
"vext.32 q12, q9, q10, #2 \n"
"vmla.f32 q14, q11, %e16[1] \n"
"vmla.f32 q15, q12, %f16[0] \n"
"vadd.f32 q7, q7, q6 \n"
"pld [%3, #192] \n"
"vld1.f32 {d18-d20}, [%3 :64] \n" // r0
"vadd.f32 q8, q8, q14 \n"
"vadd.f32 q7, q7, q13 \n"
"vadd.f32 q8, q8, q15 \n"
"vext.32 q11, q9, q10, #1 \n"
"vext.32 q12, q9, q10, #2 \n"
"add %3, #16 \n"
"vst1.f32 {d14-d15}, [%1]! \n"
"vst1.f32 {d16-d17}, [%2]! \n"
"subs %0, #1 \n"
"bne 0b \n"
"sub %3, #16 \n"
: "=r"(nn), // %0
"=r"(outptr), // %1
"=r"(outptr2), // %2
"=r"(r0), // %3
"=r"(r1), // %4
"=r"(r2), // %5
"=r"(r3) // %6
: "0"(nn),
"1"(outptr),
"2"(outptr2),
"3"(r0),
"4"(r1),
"5"(r2),
"6"(r3),
"w"(_k0123), // %14
"w"(_k3456), // %15
"w"(_k6789) // %16
: "cc", "memory", "q6", "q7", "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15");
}
#endif // __aarch64__
#endif // __ARM_NEON
for (; remain > 0; remain--)
{
#if __ARM_NEON
float32x4_t _r00 = vld1q_f32(r0);
float32x4_t _r10 = vld1q_f32(r1);
float32x4_t _r20 = vld1q_f32(r2);
float32x4_t _r30 = vld1q_f32(r3);
float32x4_t _sum = vmulq_f32(_r00, _k0123);
_sum = vmlaq_f32(_sum, _r10, _k3456);
_sum = vmlaq_f32(_sum, _r20, _k6789);
float32x4_t _sum2 = vmulq_f32(_r10, _k0123);
_sum2 = vmlaq_f32(_sum2, _r20, _k3456);
_sum2 = vmlaq_f32(_sum2, _r30, _k6789);
_sum = vsetq_lane_f32(*outptr, _sum, 3);
_sum2 = vsetq_lane_f32(*outptr2, _sum2, 3);
#if __aarch64__
*outptr = vaddvq_f32(_sum);
*outptr2 = vaddvq_f32(_sum2);
#else
float32x2_t _ss = vadd_f32(vget_low_f32(_sum), vget_high_f32(_sum));
float32x2_t _ss2 = vadd_f32(vget_low_f32(_sum2), vget_high_f32(_sum2));
float32x2_t _sss2 = vpadd_f32(_ss, _ss2);
*outptr = vget_lane_f32(_sss2, 0);
*outptr2 = vget_lane_f32(_sss2, 1);
#endif // __aarch64__
#else
float sum = 0;
float sum2 = 0;
sum += r0[0] * k0[0];
sum += r0[1] * k0[1];
sum += r0[2] * k0[2];
sum += r1[0] * k1[0];
sum += r1[1] * k1[1];
sum += r1[2] * k1[2];
sum += r2[0] * k2[0];
sum += r2[1] * k2[1];
sum += r2[2] * k2[2];
sum2 += r1[0] * k0[0];
sum2 += r1[1] * k0[1];
sum2 += r1[2] * k0[2];
sum2 += r2[0] * k1[0];
sum2 += r2[1] * k1[1];
sum2 += r2[2] * k1[2];
sum2 += r3[0] * k2[0];
sum2 += r3[1] * k2[1];
sum2 += r3[2] * k2[2];
*outptr += sum;
*outptr2 += sum2;
#endif
r0++;
r1++;
r2++;
r3++;
outptr++;
outptr2++;
}
r0 += 2 + w;
r1 += 2 + w;
r2 += 2 + w;
r3 += 2 + w;
outptr += outw;
outptr2 += outw;
}
for (; i < outh; i++)
{
#if __ARM_NEON
int nn = outw >> 2;
int remain = outw & 3;
#else
int remain = outw;
#endif // __ARM_NEON
#if __ARM_NEON
#if __aarch64__
if (nn > 0)
{
asm volatile(
"prfm pldl1keep, [%2, #256] \n"
"ld1 {v8.4s, v9.4s}, [%2] \n" // r0
"add %2, %2, #16 \n"
"ext v10.16b, v8.16b, v9.16b, #4 \n"
"ext v11.16b, v8.16b, v9.16b, #8 \n"
"0: \n"
"prfm pldl1keep, [%1, #128] \n"
"ld1 {v7.4s}, [%1] \n" // _sum
"fmla v7.4s, v8.4s, %10.s[0] \n"
"fmul v13.4s, v10.4s, %10.s[1] \n"
"fmul v14.4s, v11.4s, %10.s[2] \n"
"prfm pldl1keep, [%3, #256] \n"
"ld1 {v8.4s, v9.4s}, [%3] \n" // r1
"add %3, %3, #16 \n"
"fmla v7.4s, v8.4s, %11.s[0] \n"
"ext v10.16b, v8.16b, v9.16b, #4 \n"
"ext v11.16b, v8.16b, v9.16b, #8 \n"
"fmla v13.4s, v10.4s, %11.s[1] \n"
"fmla v14.4s, v11.4s, %11.s[2] \n"
"prfm pldl1keep, [%4, #256] \n"
"ld1 {v8.4s, v9.4s}, [%4] \n" // r2
"add %4, %4, #16 \n"
"fmla v7.4s, v8.4s, %12.s[0] \n"
"ext v10.16b, v8.16b, v9.16b, #4 \n"
"ext v11.16b, v8.16b, v9.16b, #8 \n"
"fmla v13.4s, v10.4s, %12.s[1] \n"
"fmla v14.4s, v11.4s, %12.s[2] \n"
"prfm pldl1keep, [%2, #256] \n"
"ld1 {v8.4s, v9.4s}, [%2] \n" // r0
"add %2, %2, #16 \n"
"fadd v7.4s, v7.4s, v13.4s \n"
"fadd v7.4s, v7.4s, v14.4s \n"
"ext v10.16b, v8.16b, v9.16b, #4 \n"
"ext v11.16b, v8.16b, v9.16b, #8 \n"
"st1 {v7.4s}, [%1], #16 \n"
"subs %w0, %w0, #1 \n"
"bne 0b \n"
"sub %2, %2, #16 \n"
: "=r"(nn), // %0
"=r"(outptr), // %1
"=r"(r0), // %2
"=r"(r1), // %3
"=r"(r2) // %4
: "0"(nn),
"1"(outptr),
"2"(r0),
"3"(r1),
"4"(r2),
"w"(_k0123), // %10
"w"(_k3456), // %11
"w"(_k6789) // %12
: "cc", "memory", "v7", "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15");
}
#else
if (nn > 0)
{
asm volatile(
"pld [%2, #192] \n"
"vld1.f32 {d16-d18}, [%2] \n" // r0
"add %2, #16 \n"
"vext.32 q10, q8, q9, #1 \n"
"vext.32 q11, q8, q9, #2 \n"
"0: \n"
"pld [%1, #128] \n"
"vld1.f32 {d14-d15}, [%1] \n" // _sum
"vmla.f32 q7, q8, %e10[0] \n"
"vmul.f32 q13, q10, %e10[1] \n"
"vmul.f32 q14, q11, %f10[0] \n"
"pld [%3, #192] \n"
"vld1.f32 {d16-d18}, [%3] \n" // r1
"add %3, #16 \n"
"vmla.f32 q7, q8, %e11[0] \n"
"vext.32 q10, q8, q9, #1 \n"
"vext.32 q11, q8, q9, #2 \n"
"vmla.f32 q13, q10, %e11[1] \n"
"vmla.f32 q14, q11, %f11[0] \n"
"pld [%4, #192] \n"
"vld1.f32 {d16-d18}, [%4] \n" // r2
"add %4, #16 \n"
"vmla.f32 q7, q8, %e12[0] \n"
"vext.32 q10, q8, q9, #1 \n"
"vext.32 q11, q8, q9, #2 \n"
"vmla.f32 q13, q10, %e12[1] \n"
"vmla.f32 q14, q11, %f12[0] \n"
"pld [%2, #192] \n"
"vld1.f32 {d16-d18}, [%2] \n" // r0
"add %2, #16 \n"
"vadd.f32 q7, q7, q13 \n"
"vadd.f32 q7, q7, q14 \n"
"vext.32 q10, q8, q9, #1 \n"
"vext.32 q11, q8, q9, #2 \n"
"vst1.f32 {d14-d15}, [%1]! \n"
"subs %0, #1 \n"
"bne 0b \n"
"sub %2, #16 \n"
: "=r"(nn), // %0
"=r"(outptr), // %1
"=r"(r0), // %2
"=r"(r1), // %3
"=r"(r2) // %4
: "0"(nn),
"1"(outptr),
"2"(r0),
"3"(r1),
"4"(r2),
"w"(_k0123), // %10
"w"(_k3456), // %11
"w"(_k6789) // %12
: "cc", "memory", "q7", "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15");
}
#endif // __aarch64__
#endif // __ARM_NEON
for (; remain > 0; remain--)
{
#if __ARM_NEON
float32x4_t _r00 = vld1q_f32(r0);
float32x4_t _r10 = vld1q_f32(r1);
float32x4_t _r20 = vld1q_f32(r2);
float32x4_t _sum = vmulq_f32(_r00, _k0123);
_sum = vmlaq_f32(_sum, _r10, _k3456);
_sum = vmlaq_f32(_sum, _r20, _k6789);
_sum = vsetq_lane_f32(*outptr, _sum, 3);
#if __aarch64__
*outptr = vaddvq_f32(_sum);
#else
float32x2_t _ss = vadd_f32(vget_low_f32(_sum), vget_high_f32(_sum));
_ss = vpadd_f32(_ss, _ss);
*outptr = vget_lane_f32(_ss, 0);
#endif // __aarch64__
#else
float sum = 0;
sum += r0[0] * k0[0];
sum += r0[1] * k0[1];
sum += r0[2] * k0[2];
sum += r1[0] * k1[0];
sum += r1[1] * k1[1];
sum += r1[2] * k1[2];
sum += r2[0] * k2[0];
sum += r2[1] * k2[1];
sum += r2[2] * k2[2];
*outptr += sum;
#endif
r0++;
r1++;
r2++;
outptr++;
}
r0 += 2;
r1 += 2;
r2 += 2;
}
kernel0 += 9;
}
}
}
static void conv3x3s2_neon(const Mat& bottom_blob, Mat& top_blob, const Mat& _kernel, const Mat& _bias, const Option& opt)
{
int w = bottom_blob.w;
int inch = bottom_blob.c;
int outw = top_blob.w;
int outh = top_blob.h;
int outch = top_blob.c;
const int tailstep = w - 2 * outw + w;
const float* kernel = _kernel;
const float* bias = _bias;
int nn_outch = outch >> 1;
int remain_outch_start = nn_outch << 1;
#pragma omp parallel for num_threads(opt.num_threads)
for (int pp = 0; pp < nn_outch; pp++)
{
int p = pp * 2;
Mat out0 = top_blob.channel(p);
Mat out1 = top_blob.channel(p + 1);
const float bias0 = bias ? bias[p] : 0.f;
const float bias1 = bias ? bias[p + 1] : 0.f;
out0.fill(bias0);
out1.fill(bias1);
const float* k0 = kernel + p * inch * 9;
const float* k1 = kernel + (p + 1) * inch * 9;
for (int q = 0; q < inch; q++)
{
float* outptr0 = out0;
float* outptr1 = out1;
const float* img0 = bottom_blob.channel(q);
const float* r0 = img0;
const float* r1 = img0 + w;
const float* r2 = img0 + w * 2;
#if __ARM_NEON
float32x4_t _k00 = vld1q_f32(k0);
float32x4_t _k03 = vld1q_f32(k0 + 3);
float32x4_t _k06 = vld1q_f32(k0 + 6);
float32x4_t _k10 = vld1q_f32(k1);
float32x4_t _k13 = vld1q_f32(k1 + 3);
float32x4_t _k16 = vld1q_f32(k1 + 6);
#endif // __ARM_NEON
int i = 0;
for (; i < outh; i++)
{
#if __ARM_NEON
int nn = outw >> 2;
int remain = outw & 3;
#else
int remain = outw;
#endif // __ARM_NEON
#if __ARM_NEON
#if __aarch64__
if (nn > 0)
{
asm volatile(
"prfm pldl1keep, [%3, #256] \n"
"ld2 {v8.4s, v9.4s}, [%3], #32 \n" // v8 v9 = r0
"0: \n"
"prfm pldl1keep, [%1, #128] \n"
"ld1 {v6.4s}, [%1] \n" // v6 = _sum0
"fmul v12.4s, v8.4s, %12.s[0] \n"
"prfm pldl1keep, [%2, #128] \n"
"ld1 {v7.4s}, [%2] \n" // v7 = _sum1
"fmul v13.4s, v8.4s, %15.s[0] \n"
"prfm pldl1keep, [%3, #128] \n"
"ld2 {v10.4s, v11.4s}, [%3] \n" // v10
"fmla v6.4s, v9.4s, %12.s[1] \n"
"ext v14.16b, v8.16b, v10.16b, #4\n"
"fmla v7.4s, v9.4s, %15.s[1] \n"
"prfm pldl1keep, [%4, #256] \n"
"ld2 {v8.4s, v9.4s}, [%4], #32 \n" // r1
"fmla v12.4s, v14.4s, %12.s[2] \n"
"fmla v13.4s, v14.4s, %15.s[2] \n"
"prfm pldl1keep, [%4, #128] \n"
"ld2 {v10.4s, v11.4s}, [%4] \n"
"fmla v6.4s, v8.4s, %13.s[0] \n"
"fmla v7.4s, v8.4s, %16.s[0] \n"
"ext v14.16b, v8.16b, v10.16b, #4\n"
"fmla v12.4s, v9.4s, %13.s[1] \n"
"fmla v13.4s, v9.4s, %16.s[1] \n"
"prfm pldl1keep, [%5, #256] \n"
"ld2 {v8.4s, v9.4s}, [%5], #32 \n" // r2
"fmla v6.4s, v14.4s, %13.s[2] \n"
"fmla v7.4s, v14.4s, %16.s[2] \n"
"prfm pldl1keep, [%5, #128] \n"
"ld2 {v10.4s, v11.4s}, [%5] \n"
"fmla v12.4s, v8.4s, %14.s[0] \n"
"fmla v13.4s, v8.4s, %17.s[0] \n"
"ext v14.16b, v8.16b, v10.16b, #4\n"
"fmla v6.4s, v9.4s, %14.s[1] \n"
"fmla v7.4s, v9.4s, %17.s[1] \n"
"fmla v12.4s, v14.4s, %14.s[2] \n"
"fmla v13.4s, v14.4s, %17.s[2] \n"
"prfm pldl1keep, [%3, #256] \n"
"ld2 {v8.4s, v9.4s}, [%3], #32 \n" // v8 v9 = r0
"fadd v6.4s, v6.4s, v12.4s \n"
"fadd v7.4s, v7.4s, v13.4s \n"
"subs %w0, %w0, #1 \n"
"st1 {v6.4s}, [%1], #16 \n"
"st1 {v7.4s}, [%2], #16 \n"
"bne 0b \n"
"sub %3, %3, #32 \n"
: "=r"(nn), // %0
"=r"(outptr0), // %1
"=r"(outptr1), // %2
"=r"(r0), // %3
"=r"(r1), // %4
"=r"(r2) // %5
: "0"(nn),
"1"(outptr0),
"2"(outptr1),
"3"(r0),
"4"(r1),
"5"(r2),
"w"(_k00), // %12
"w"(_k03), // %13
"w"(_k06), // %14
"w"(_k10), // %15
"w"(_k13), // %16
"w"(_k16) // %17
: "cc", "memory", "v6", "v7", "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15");
}
#else
if (nn > 0)
{
asm volatile(
"pld [%3, #256] \n"
"vld2.f32 {d16-d19}, [%3]! \n" // q8 q9 = r0
"0: \n"
"pld [%1, #128] \n"
"vld1.f32 {d12-d13}, [%1] \n" // q6 = _sum0
"vmul.f32 q12, q8, %e12[0] \n"
"pld [%2, #128] \n"
"vld1.f32 {d14-d15}, [%2] \n" // q7 = _sum1
"vmul.f32 q13, q8, %e15[0] \n"
"pld [%3, #128] \n"
"vld2.f32 {d20-d21}, [%3] \n" // q10
"vmla.f32 q6, q9, %e12[1] \n"
"vext.32 q11, q8, q10, #1 \n"
"vmla.f32 q7, q9, %e15[1] \n"
"pld [%4, #256] \n"
"vld2.f32 {d16-d19}, [%4]! \n" // r1
"vmla.f32 q12, q11, %f12[0] \n"
"vmla.f32 q13, q11, %f15[0] \n"
"pld [%4, #128] \n"
"vld2.f32 {d20-d21}, [%4] \n"
"vmla.f32 q6, q8, %e13[0] \n"
"vmla.f32 q7, q8, %e16[0] \n"
"vext.32 q11, q8, q10, #1 \n"
"vmla.f32 q12, q9, %e13[1] \n"
"vmla.f32 q13, q9, %e16[1] \n"
"pld [%5, #256] \n"
"vld2.f32 {d16-d19}, [%5]! \n" // r2
"vmla.f32 q6, q11, %f13[0] \n"
"vmla.f32 q7, q11, %f16[0] \n"
"pld [%5, #128] \n"
"vld2.f32 {d20-d21}, [%5] \n"
"vmla.f32 q12, q8, %e14[0] \n"
"vmla.f32 q13, q8, %e17[0] \n"
"vext.32 q11, q8, q10, #1 \n"
"vmla.f32 q6, q9, %e14[1] \n"
"vmla.f32 q7, q9, %e17[1] \n"
"vmla.f32 q12, q11, %f14[0] \n"
"vmla.f32 q13, q11, %f17[0] \n"
"pld [%3, #256] \n"
"vld2.f32 {d16-d19}, [%3]! \n" // q8 q9 = r0
"vadd.f32 q6, q6, q12 \n"
"vadd.f32 q7, q7, q13 \n"
"subs %0, #1 \n"
"vst1.f32 {d12-d13}, [%1]! \n"
"vst1.f32 {d14-d15}, [%2]! \n"
"bne 0b \n"
"sub %3, #32 \n"
: "=r"(nn), // %0
"=r"(outptr0), // %1
"=r"(outptr1), // %2
"=r"(r0), // %3
"=r"(r1), // %4
"=r"(r2) // %5
: "0"(nn),
"1"(outptr0),
"2"(outptr1),
"3"(r0),
"4"(r1),
"5"(r2),
"w"(_k00), // %12
"w"(_k03), // %13
"w"(_k06), // %14
"w"(_k10), // %15
"w"(_k13), // %16
"w"(_k16) // %17
: "cc", "memory", "q6", "q7", "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15");
}
#endif // __aarch64__
#endif // __ARM_NEON
for (; remain > 0; remain--)
{
#if __ARM_NEON
float32x4_t _r00 = vld1q_f32(r0);
float32x4_t _r10 = vld1q_f32(r1);
float32x4_t _r20 = vld1q_f32(r2);
float32x4_t _sum0 = vmulq_f32(_r00, _k00);
float32x4_t _sum1 = vmulq_f32(_r00, _k10);
_sum0 = vmlaq_f32(_sum0, _r10, _k03);
_sum1 = vmlaq_f32(_sum1, _r10, _k13);
_sum0 = vmlaq_f32(_sum0, _r20, _k06);
_sum1 = vmlaq_f32(_sum1, _r20, _k16);
_sum0 = vsetq_lane_f32(*outptr0, _sum0, 3);
_sum1 = vsetq_lane_f32(*outptr1, _sum1, 3);
#if __aarch64__
*outptr0 = vaddvq_f32(_sum0);
*outptr1 = vaddvq_f32(_sum1);
#else
float32x2_t _ss0 = vadd_f32(vget_low_f32(_sum0), vget_high_f32(_sum0));
float32x2_t _ss1 = vadd_f32(vget_low_f32(_sum1), vget_high_f32(_sum1));
float32x2_t _ss01 = vpadd_f32(_ss0, _ss1);
*outptr0 = vget_lane_f32(_ss01, 0);
*outptr1 = vget_lane_f32(_ss01, 1);
#endif // __aarch64__
#else
float sum0 = 0.f;
float sum1 = 0.f;
sum0 += r0[0] * k0[0];
sum0 += r0[1] * k0[1];
sum0 += r0[2] * k0[2];
sum0 += r1[0] * k0[3];
sum0 += r1[1] * k0[4];
sum0 += r1[2] * k0[5];
sum0 += r2[0] * k0[6];
sum0 += r2[1] * k0[7];
sum0 += r2[2] * k0[8];
sum1 += r0[0] * k1[0];
sum1 += r0[1] * k1[1];
sum1 += r0[2] * k1[2];
sum1 += r1[0] * k1[3];
sum1 += r1[1] * k1[4];
sum1 += r1[2] * k1[5];
sum1 += r2[0] * k1[6];
sum1 += r2[1] * k1[7];
sum1 += r2[2] * k1[8];
*outptr0 += sum0;
*outptr1 += sum1;
#endif // __ARM_NEON
r0 += 2;
r1 += 2;
r2 += 2;
outptr0++;
outptr1++;
}
r0 += tailstep;
r1 += tailstep;
r2 += tailstep;
}
k0 += 9;
k1 += 9;
}
}
#pragma omp parallel for num_threads(opt.num_threads)
for (int p = remain_outch_start; p < outch; p++)
{
Mat out = top_blob.channel(p);
const float bias0 = bias ? bias[p] : 0.f;
out.fill(bias0);
const float* kernel0 = kernel + p * inch * 9;
for (int q = 0; q < inch; q++)
{
float* outptr = out;
const float* img0 = bottom_blob.channel(q);
const float* r0 = img0;
const float* r1 = img0 + w;
const float* r2 = img0 + w * 2;
const float* k0 = kernel0;
const float* k1 = kernel0 + 3;
const float* k2 = kernel0 + 6;
#if __ARM_NEON
float32x4_t _k0123 = vld1q_f32(k0);
float32x4_t _k3456 = vld1q_f32(k1);
float32x4_t _k6789 = vld1q_f32(k2);
#endif // __ARM_NEON
int i = 0;
for (; i < outh; i++)
{
#if __ARM_NEON
int nn = outw >> 2;
int remain = outw & 3;
#else
int remain = outw;
#endif // __ARM_NEON
#if __ARM_NEON
#if __aarch64__
if (nn > 0)
{
asm volatile(
"prfm pldl1keep, [%2, #256] \n"
"ld2 {v2.4s, v3.4s}, [%2], #32 \n"
"0: \n"
"prfm pldl1keep, [%1, #128] \n"
"ld1 {v0.4s}, [%1] \n"
"fmla v0.4s, v2.4s, %10.s[0] \n"
"fmul v10.4s, v3.4s, %10.s[1] \n"
"prfm pldl1keep, [%2, #256] \n"
"ld2 {v8.4s, v9.4s}, [%2] \n"
"ext v1.16b, v2.16b, v8.16b, #4 \n"
"fmul v11.4s, v1.4s, %10.s[2] \n"
"prfm pldl1keep, [%3, #256] \n"
"ld2 {v2.4s, v3.4s}, [%3], #32 \n"
"fmla v0.4s, v2.4s, %11.s[0] \n"
"fmla v10.4s, v3.4s, %11.s[1] \n"
"prfm pldl1keep, [%3, #256] \n"
"ld2 {v8.4s, v9.4s}, [%3] \n"
"ext v1.16b, v2.16b, v8.16b, #4 \n"
"fmla v11.4s, v1.4s, %11.s[2] \n"
"prfm pldl1keep, [%4, #256] \n"
"ld2 {v2.4s, v3.4s}, [%4], #32 \n"
"fmla v0.4s, v2.4s, %12.s[0] \n"
"fmla v10.4s, v3.4s, %12.s[1] \n"
"prfm pldl1keep, [%4, #256] \n"
"ld2 {v8.4s, v9.4s}, [%4] \n"
"ext v1.16b, v2.16b, v8.16b, #4 \n"
"fmla v11.4s, v1.4s, %12.s[2] \n"
"prfm pldl1keep, [%2, #256] \n"
"ld2 {v2.4s, v3.4s}, [%2], #32 \n"
"fadd v0.4s, v0.4s, v10.4s \n"
"fadd v0.4s, v0.4s, v11.4s \n"
"subs %w0, %w0, #1 \n"
"st1 {v0.4s}, [%1], #16 \n"
"bne 0b \n"
"sub %2, %2, #32 \n"
: "=r"(nn), // %0
"=r"(outptr), // %1
"=r"(r0), // %2
"=r"(r1), // %3
"=r"(r2) // %4
: "0"(nn),
"1"(outptr),
"2"(r0),
"3"(r1),
"4"(r2),
"w"(_k0123), // %10
"w"(_k3456), // %11
"w"(_k6789) // %12
: "cc", "memory", "v0", "v1", "v2", "v3", "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15");
}
#else
if (nn > 0)
{
asm volatile(
"pld [%2, #256] \n"
"vld2.f32 {d4-d7}, [%2]! \n"
"0: \n"
"pld [%1, #128] \n"
"vld1.f32 {d0-d1}, [%1] \n"
"vmla.f32 q0, q2, %e10[0] \n"
"vmul.f32 q10, q3, %e10[1] \n"
"pld [%2, #128] \n"
"vld2.f32 {d16-d17}, [%2] \n"
"vext.32 q1, q2, q8, #1 \n"
"vmul.f32 q11, q1, %f10[0] \n"
"pld [%3, #256] \n"
"vld2.f32 {d4-d7}, [%3]! \n"
"vmla.f32 q0, q2, %e11[0] \n"
"vmla.f32 q10, q3, %e11[1] \n"
"pld [%3, #128] \n"
"vld2.f32 {d16-d17}, [%3] \n"
"vext.32 q1, q2, q8, #1 \n"
"vmla.f32 q11, q1, %f11[0] \n"
"pld [%4, #256] \n"
"vld2.f32 {d4-d7}, [%4]! \n"
"vmla.f32 q0, q2, %e12[0] \n"
"vmla.f32 q10, q3, %e12[1] \n"
"pld [%4, #128] \n"
"vld2.f32 {d16-d17}, [%4] \n"
"vext.32 q1, q2, q8, #1 \n"
"vmla.f32 q11, q1, %f12[0] \n"
"pld [%2, #256] \n"
"vld2.f32 {d4-d7}, [%2]! \n"
"vadd.f32 q0, q0, q10 \n"
"vadd.f32 q0, q0, q11 \n"
"subs %0, #1 \n"
"vst1.f32 {d0-d1}, [%1]! \n"
"bne 0b \n"
"sub %2, #32 \n"
: "=r"(nn), // %0
"=r"(outptr), // %1
"=r"(r0), // %2
"=r"(r1), // %3
"=r"(r2) // %4
: "0"(nn),
"1"(outptr),
"2"(r0),
"3"(r1),
"4"(r2),
"w"(_k0123), // %10
"w"(_k3456), // %11
"w"(_k6789) // %12
: "cc", "memory", "q0", "q1", "q2", "q3", "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15");
}
#endif // __aarch64__
#endif // __ARM_NEON
for (; remain > 0; remain--)
{
#if __ARM_NEON
float32x4_t _r00 = vld1q_f32(r0);
float32x4_t _r10 = vld1q_f32(r1);
float32x4_t _r20 = vld1q_f32(r2);
float32x4_t _sum = vmulq_f32(_r00, _k0123);
_sum = vmlaq_f32(_sum, _r10, _k3456);
_sum = vmlaq_f32(_sum, _r20, _k6789);
_sum = vsetq_lane_f32(*outptr, _sum, 3);
#if __aarch64__
*outptr = vaddvq_f32(_sum);
#else
float32x2_t _ss = vadd_f32(vget_low_f32(_sum), vget_high_f32(_sum));
_ss = vpadd_f32(_ss, _ss);
*outptr = vget_lane_f32(_ss, 0);
#endif // __aarch64__
#else
float sum = 0;
sum += r0[0] * k0[0];
sum += r0[1] * k0[1];
sum += r0[2] * k0[2];
sum += r1[0] * k1[0];
sum += r1[1] * k1[1];
sum += r1[2] * k1[2];
sum += r2[0] * k2[0];
sum += r2[1] * k2[1];
sum += r2[2] * k2[2];
*outptr += sum;
#endif // __ARM_NEON
r0 += 2;
r1 += 2;
r2 += 2;
outptr++;
}
r0 += tailstep;
r1 += tailstep;
r2 += tailstep;
}
kernel0 += 9;
}
}
}
static void conv3x3s2_transform_kernel_neon(const Mat& _kernel, Mat& kernel_tm, int inch, int outch)
{
kernel_tm.create(8 * 9, inch, outch / 8 + outch % 8);
const float* kernel = _kernel;
int p = 0;
for (; p + 7 < outch; p += 8)
{
const float* k0 = kernel + (p + 0) * inch * 9;
const float* k1 = kernel + (p + 1) * inch * 9;
const float* k2 = kernel + (p + 2) * inch * 9;
const float* k3 = kernel + (p + 3) * inch * 9;
const float* k4 = kernel + (p + 4) * inch * 9;
const float* k5 = kernel + (p + 5) * inch * 9;
const float* k6 = kernel + (p + 6) * inch * 9;
const float* k7 = kernel + (p + 7) * inch * 9;
float* ktmp = kernel_tm.channel(p / 8);
for (int q = 0; q < inch; q++)
{
for (int k = 0; k < 9; k++)
{
ktmp[0] = k0[k];
ktmp[1] = k1[k];
ktmp[2] = k2[k];
ktmp[3] = k3[k];
ktmp[4] = k4[k];
ktmp[5] = k5[k];
ktmp[6] = k6[k];
ktmp[7] = k7[k];
ktmp += 8;
}
k0 += 9;
k1 += 9;
k2 += 9;
k3 += 9;
k4 += 9;
k5 += 9;
k6 += 9;
k7 += 9;
}
}
for (; p < outch; p++)
{
const float* k0 = kernel + (p + 0) * inch * 9;
float* ktmp = kernel_tm.channel(p / 8 + p % 8);
for (int q = 0; q < inch; q++)
{
for (int k = 0; k < 9; k++)
{
ktmp[k] = k0[k];
}
ktmp += 9;
k0 += 9;
}
}
}
static void conv3x3s2_packed_neon(const Mat& bottom_blob, Mat& top_blob, const Mat& _kernel, const Mat& _bias, const Option& opt)
{
int w = bottom_blob.w;
int inch = bottom_blob.c;
int outw = top_blob.w;
int outh = top_blob.h;
int outch = top_blob.c;
const int tailstep = w - 2 * outw + w;
// const float* kernel = _kernel;
const float* bias = _bias;
int nn_outch = outch >> 3;
int remain_outch_start = nn_outch << 3;
#pragma omp parallel for num_threads(opt.num_threads)
for (int pp = 0; pp < nn_outch; pp++)
{
int p = pp * 8;
Mat out0 = top_blob.channel(p + 0);
Mat out1 = top_blob.channel(p + 1);
Mat out2 = top_blob.channel(p + 2);
Mat out3 = top_blob.channel(p + 3);
Mat out4 = top_blob.channel(p + 4);
Mat out5 = top_blob.channel(p + 5);
Mat out6 = top_blob.channel(p + 6);
Mat out7 = top_blob.channel(p + 7);
const float bias0 = bias ? bias[p + 0] : 0.f;
const float bias1 = bias ? bias[p + 1] : 0.f;
const float bias2 = bias ? bias[p + 2] : 0.f;
const float bias3 = bias ? bias[p + 3] : 0.f;
const float bias4 = bias ? bias[p + 4] : 0.f;
const float bias5 = bias ? bias[p + 5] : 0.f;
const float bias6 = bias ? bias[p + 6] : 0.f;
const float bias7 = bias ? bias[p + 7] : 0.f;
out0.fill(bias0);
out1.fill(bias1);
out2.fill(bias2);
out3.fill(bias3);
out4.fill(bias4);
out5.fill(bias5);
out6.fill(bias6);
out7.fill(bias7);
const float* ktmp = _kernel.channel(p / 8);
for (int q = 0; q < inch; q++)
{
float* outptr0 = out0;
float* outptr1 = out1;
float* outptr2 = out2;
float* outptr3 = out3;
float* outptr4 = out4;
float* outptr5 = out5;
float* outptr6 = out6;
float* outptr7 = out7;
const float* img0 = bottom_blob.channel(q);
const float* r0 = img0;
const float* r1 = img0 + w;
const float* r2 = img0 + w * 2;
int i = 0;
for (; i < outh; i++)
{
#if __ARM_NEON
int nn = outw >> 2;
int remain = outw & 3;
#else
int remain = outw;
#endif // __ARM_NEON
#if __ARM_NEON
#if __aarch64__
if (nn > 0)
{
asm volatile(
"0: \n"
"prfm pldl1keep, [%1, #128] \n"
"ld1 {v8.4s}, [%1] \n"
"prfm pldl1keep, [%2, #128] \n"
"ld1 {v9.4s}, [%2] \n"
"prfm pldl1keep, [%3, #128] \n"
"ld1 {v10.4s}, [%3] \n"
"prfm pldl1keep, [%4, #128] \n"
"ld1 {v11.4s}, [%4] \n"
///
"prfm pldl1keep, [%9, #256] \n"
"ld2 {v4.4s, v5.4s}, [%9], #32 \n" // v4=00 v5=01
"ld1 {v0.4s, v1.4s}, [%12], #32 \n"
"fmla v8.4s, v4.4s, v0.s[0] \n"
"fmla v9.4s, v4.4s, v0.s[1] \n"
"prfm pldl1keep, [%5, #128] \n"
"ld1 {v12.4s}, [%5] \n"
"prfm pldl1keep, [%6, #128] \n"
"ld1 {v13.4s}, [%6] \n"
"fmla v10.4s, v4.4s, v0.s[2] \n"
"fmla v11.4s, v4.4s, v0.s[3] \n"
"prfm pldl1keep, [%7, #128] \n"
"ld1 {v14.4s}, [%7] \n"
"prfm pldl1keep, [%8, #128] \n"
"ld1 {v15.4s}, [%8] \n"
"ld1 {v2.4s, v3.4s}, [%12], #32 \n"
"fmla v12.4s, v4.4s, v1.s[0] \n"
"fmla v13.4s, v4.4s, v1.s[1] \n"
"fmla v14.4s, v4.4s, v1.s[2] \n"
"fmla v15.4s, v4.4s, v1.s[3] \n"
"prfm pldl1keep, [%9, #256] \n"
"ld2 {v6.4s, v7.4s}, [%9] \n" // v6
"fmla v8.4s, v5.4s, v2.s[0] \n"
"fmla v9.4s, v5.4s, v2.s[1] \n"
"fmla v10.4s, v5.4s, v2.s[2] \n"
"fmla v11.4s, v5.4s, v2.s[3] \n"
"ext v6.16b, v4.16b, v6.16b, #4 \n" // v6=02
"ld1 {v0.4s, v1.4s}, [%12], #32 \n"
"fmla v12.4s, v5.4s, v3.s[0] \n"
"fmla v13.4s, v5.4s, v3.s[1] \n"
"fmla v14.4s, v5.4s, v3.s[2] \n"
"fmla v15.4s, v5.4s, v3.s[3] \n"
///
"prfm pldl1keep, [%10, #256] \n"
"ld2 {v4.4s, v5.4s}, [%10], #32 \n" // v4=10 v5=11
"fmla v8.4s, v6.4s, v0.s[0] \n"
"fmla v9.4s, v6.4s, v0.s[1] \n"
"fmla v10.4s, v6.4s, v0.s[2] \n"
"fmla v11.4s, v6.4s, v0.s[3] \n"
"ld1 {v2.4s, v3.4s}, [%12], #32 \n"
"fmla v12.4s, v6.4s, v1.s[0] \n"
"fmla v13.4s, v6.4s, v1.s[1] \n"
"fmla v14.4s, v6.4s, v1.s[2] \n"
"fmla v15.4s, v6.4s, v1.s[3] \n"
"fmla v8.4s, v4.4s, v2.s[0] \n"
"fmla v9.4s, v4.4s, v2.s[1] \n"
"fmla v10.4s, v4.4s, v2.s[2] \n"
"fmla v11.4s, v4.4s, v2.s[3] \n"
"ld1 {v0.4s, v1.4s}, [%12], #32 \n"
"fmla v12.4s, v4.4s, v3.s[0] \n"
"fmla v13.4s, v4.4s, v3.s[1] \n"
"fmla v14.4s, v4.4s, v3.s[2] \n"
"fmla v15.4s, v4.4s, v3.s[3] \n"
"prfm pldl1keep, [%10, #256] \n"
"ld2 {v6.4s, v7.4s}, [%10] \n" // v6
"fmla v8.4s, v5.4s, v0.s[0] \n"
"fmla v9.4s, v5.4s, v0.s[1] \n"
"fmla v10.4s, v5.4s, v0.s[2] \n"
"fmla v11.4s, v5.4s, v0.s[3] \n"
"ld1 {v2.4s, v3.4s}, [%12], #32 \n"
"ext v6.16b, v4.16b, v6.16b, #4 \n" // v6=12
"fmla v12.4s, v5.4s, v1.s[0] \n"
"fmla v13.4s, v5.4s, v1.s[1] \n"
"fmla v14.4s, v5.4s, v1.s[2] \n"
"fmla v15.4s, v5.4s, v1.s[3] \n"
///
"prfm pldl1keep, [%11, #256] \n"
"ld2 {v4.4s, v5.4s}, [%11], #32 \n" // v4=20 v5=21
"fmla v8.4s, v6.4s, v2.s[0] \n"
"fmla v9.4s, v6.4s, v2.s[1] \n"
"fmla v10.4s, v6.4s, v2.s[2] \n"
"fmla v11.4s, v6.4s, v2.s[3] \n"
"ld1 {v0.4s, v1.4s}, [%12], #32 \n"
"fmla v12.4s, v6.4s, v3.s[0] \n"
"fmla v13.4s, v6.4s, v3.s[1] \n"
"fmla v14.4s, v6.4s, v3.s[2] \n"
"fmla v15.4s, v6.4s, v3.s[3] \n"
"fmla v8.4s, v4.4s, v0.s[0] \n"
"fmla v9.4s, v4.4s, v0.s[1] \n"
"fmla v10.4s, v4.4s, v0.s[2] \n"
"fmla v11.4s, v4.4s, v0.s[3] \n"
"ld1 {v2.4s, v3.4s}, [%12], #32 \n"
"fmla v12.4s, v4.4s, v1.s[0] \n"
"fmla v13.4s, v4.4s, v1.s[1] \n"
"fmla v14.4s, v4.4s, v1.s[2] \n"
"fmla v15.4s, v4.4s, v1.s[3] \n"
"prfm pldl1keep, [%11, #256] \n"
"ld2 {v6.4s, v7.4s}, [%11] \n" // v6
"fmla v8.4s, v5.4s, v2.s[0] \n"
"fmla v9.4s, v5.4s, v2.s[1] \n"
"fmla v10.4s, v5.4s, v2.s[2] \n"
"fmla v11.4s, v5.4s, v2.s[3] \n"
"ext v6.16b, v4.16b, v6.16b, #4 \n" // v6=22
"ld1 {v0.4s, v1.4s}, [%12], #32 \n"
"fmla v12.4s, v5.4s, v3.s[0] \n"
"fmla v13.4s, v5.4s, v3.s[1] \n"
"fmla v14.4s, v5.4s, v3.s[2] \n"
"fmla v15.4s, v5.4s, v3.s[3] \n"
"fmla v8.4s, v6.4s, v0.s[0] \n"
"fmla v9.4s, v6.4s, v0.s[1] \n"
"fmla v10.4s, v6.4s, v0.s[2] \n"
"fmla v11.4s, v6.4s, v0.s[3] \n"
"fmla v12.4s, v6.4s, v1.s[0] \n"
"fmla v13.4s, v6.4s, v1.s[1] \n"
"st1 {v8.4s}, [%1], #16 \n"
"st1 {v9.4s}, [%2], #16 \n"
"fmla v14.4s, v6.4s, v1.s[2] \n"
"fmla v15.4s, v6.4s, v1.s[3] \n"
"st1 {v10.4s}, [%3], #16 \n"
"st1 {v11.4s}, [%4], #16 \n"
"sub %12, %12, #288 \n"
"st1 {v12.4s}, [%5], #16 \n"
"st1 {v13.4s}, [%6], #16 \n"
"subs %w0, %w0, #1 \n"
"st1 {v14.4s}, [%7], #16 \n"
"st1 {v15.4s}, [%8], #16 \n"
"bne 0b \n"
: "=r"(nn), // %0
"=r"(outptr0), // %1
"=r"(outptr1), // %2
"=r"(outptr2), // %3
"=r"(outptr3), // %4
"=r"(outptr4), // %5
"=r"(outptr5), // %6
"=r"(outptr6), // %7
"=r"(outptr7), // %8
"=r"(r0), // %9
"=r"(r1), // %10
"=r"(r2), // %11
"=r"(ktmp) // %12
: "0"(nn),
"1"(outptr0),
"2"(outptr1),
"3"(outptr2),
"4"(outptr3),
"5"(outptr4),
"6"(outptr5),
"7"(outptr6),
"8"(outptr7),
"9"(r0),
"10"(r1),
"11"(r2),
"12"(ktmp)
: "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15");
}
#else // __aarch64__
for (; nn > 0; nn--)
{
asm volatile(
"pld [%0, #128] \n"
"vld1.f32 {d16-d17}, [%0] \n"
"pld [%1, #128] \n"
"vld1.f32 {d18-d19}, [%1] \n"
"pld [%2, #128] \n"
"vld1.f32 {d20-d21}, [%2] \n"
"pld [%3, #128] \n"
"vld1.f32 {d22-d23}, [%3] \n"
///
"pld [%8, #256] \n"
"vld2.f32 {d8-d11}, [%8]! \n" // q4=00 q5=01
"vld1.f32 {d0-d3}, [%11 :128]! \n"
"vmla.f32 q8, q4, d0[0] \n"
"vmla.f32 q9, q4, d0[1] \n"
"pld [%4, #128] \n"
"vld1.f32 {d24-d25}, [%4] \n"
"pld [%5, #128] \n"
"vld1.f32 {d26-d27}, [%5] \n"
"vmla.f32 q10, q4, d1[0] \n"
"vmla.f32 q11, q4, d1[1] \n"
"pld [%6, #128] \n"
"vld1.f32 {d28-d29}, [%6] \n"
"pld [%7, #128] \n"
"vld1.f32 {d30-d31}, [%7] \n"
"vld1.f32 {d4-d7}, [%11 :128]! \n"
"vmla.f32 q12, q4, d2[0] \n"
"vmla.f32 q13, q4, d2[1] \n"
"vmla.f32 q14, q4, d3[0] \n"
"vmla.f32 q15, q4, d3[1] \n"
"pld [%8, #128] \n"
"vld2.f32 {d12-d13}, [%8] \n" // q6
"vmla.f32 q8, q5, d4[0] \n"
"vmla.f32 q9, q5, d4[1] \n"
"vmla.f32 q10, q5, d5[0] \n"
"vmla.f32 q11, q5, d5[1] \n"
"vext.f32 q6, q4, q6, #1 \n" // q6=02
"vld1.f32 {d0-d3}, [%11 :128]! \n"
"vmla.f32 q12, q5, d6[0] \n"
"vmla.f32 q13, q5, d6[1] \n"
"vmla.f32 q14, q5, d7[0] \n"
"vmla.f32 q15, q5, d7[1] \n"
///
"pld [%9, #256] \n"
"vld2.f32 {d8-d11}, [%9]! \n" // q4=10 q5=11
"vmla.f32 q8, q6, d0[0] \n"
"vmla.f32 q9, q6, d0[1] \n"
"vmla.f32 q10, q6, d1[0] \n"
"vmla.f32 q11, q6, d1[1] \n"
"vld1.f32 {d4-d7}, [%11 :128]! \n"
"vmla.f32 q12, q6, d2[0] \n"
"vmla.f32 q13, q6, d2[1] \n"
"vmla.f32 q14, q6, d3[0] \n"
"vmla.f32 q15, q6, d3[1] \n"
"vmla.f32 q8, q4, d4[0] \n"
"vmla.f32 q9, q4, d4[1] \n"
"vmla.f32 q10, q4, d5[0] \n"
"vmla.f32 q11, q4, d5[1] \n"
"vld1.f32 {d0-d3}, [%11 :128]! \n"
"vmla.f32 q12, q4, d6[0] \n"
"vmla.f32 q13, q4, d6[1] \n"
"vmla.f32 q14, q4, d7[0] \n"
"vmla.f32 q15, q4, d7[1] \n"
"pld [%9, #128] \n"
"vld2.f32 {d12-d13}, [%9] \n" // q6
"vmla.f32 q8, q5, d0[0] \n"
"vmla.f32 q9, q5, d0[1] \n"
"vmla.f32 q10, q5, d1[0] \n"
"vmla.f32 q11, q5, d1[1] \n"
"vld1.f32 {d4-d7}, [%11 :128]! \n"
"vext.f32 q6, q4, q6, #1 \n" // q6=12
"vmla.f32 q12, q5, d2[0] \n"
"vmla.f32 q13, q5, d2[1] \n"
"vmla.f32 q14, q5, d3[0] \n"
"vmla.f32 q15, q5, d3[1] \n"
///
"pld [%10, #256] \n"
"vld2.f32 {d8-d11}, [%10]! \n" // q4=20 q5=21
"vmla.f32 q8, q6, d4[0] \n"
"vmla.f32 q9, q6, d4[1] \n"
"vmla.f32 q10, q6, d5[0] \n"
"vmla.f32 q11, q6, d5[1] \n"
"vld1.f32 {d0-d3}, [%11 :128]! \n"
"vmla.f32 q12, q6, d6[0] \n"
"vmla.f32 q13, q6, d6[1] \n"
"vmla.f32 q14, q6, d7[0] \n"
"vmla.f32 q15, q6, d7[1] \n"
"vmla.f32 q8, q4, d0[0] \n"
"vmla.f32 q9, q4, d0[1] \n"
"vmla.f32 q10, q4, d1[0] \n"
"vmla.f32 q11, q4, d1[1] \n"
"vld1.f32 {d4-d7}, [%11 :128]! \n"
"vmla.f32 q12, q4, d2[0] \n"
"vmla.f32 q13, q4, d2[1] \n"
"vmla.f32 q14, q4, d3[0] \n"
"vmla.f32 q15, q4, d3[1] \n"
"pld [%10, #128] \n"
"vld2.f32 {d12-d13}, [%10] \n" // q6
"vmla.f32 q8, q5, d4[0] \n"
"vmla.f32 q9, q5, d4[1] \n"
"vmla.f32 q10, q5, d5[0] \n"
"vmla.f32 q11, q5, d5[1] \n"
"vext.f32 q6, q4, q6, #1 \n" // q6=22
"vld1.f32 {d0-d3}, [%11 :128]! \n"
"vmla.f32 q12, q5, d6[0] \n"
"vmla.f32 q13, q5, d6[1] \n"
"vmla.f32 q14, q5, d7[0] \n"
"vmla.f32 q15, q5, d7[1] \n"
"vmla.f32 q8, q6, d0[0] \n"
"vmla.f32 q9, q6, d0[1] \n"
"vmla.f32 q10, q6, d1[0] \n"
"vmla.f32 q11, q6, d1[1] \n"
"vmla.f32 q12, q6, d2[0] \n"
"vmla.f32 q13, q6, d2[1] \n"
"vst1.f32 {d16-d17}, [%0]! \n"
"vst1.f32 {d18-d19}, [%1]! \n"
"vmla.f32 q14, q6, d3[0] \n"
"vmla.f32 q15, q6, d3[1] \n"
"vst1.f32 {d20-d21}, [%2]! \n"
"vst1.f32 {d22-d23}, [%3]! \n"
"sub %11, %11, #288 \n"
"vst1.f32 {d24-d25}, [%4]! \n"
"vst1.f32 {d26-d27}, [%5]! \n"
"vst1.f32 {d28-d29}, [%6]! \n"
"vst1.f32 {d30-d31}, [%7]! \n"
: "=r"(outptr0), // %0
"=r"(outptr1), // %1
"=r"(outptr2), // %2
"=r"(outptr3), // %3
"=r"(outptr4), // %4
"=r"(outptr5), // %5
"=r"(outptr6), // %6
"=r"(outptr7), // %7
"=r"(r0), // %8
"=r"(r1), // %9
"=r"(r2), // %10
"=r"(ktmp) // %11
: "0"(outptr0),
"1"(outptr1),
"2"(outptr2),
"3"(outptr3),
"4"(outptr4),
"5"(outptr5),
"6"(outptr6),
"7"(outptr7),
"8"(r0),
"9"(r1),
"10"(r2),
"11"(ktmp)
: "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7", "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15");
}
#endif // __aarch64__
#endif // __ARM_NEON
for (; remain > 0; remain--)
{
#if __ARM_NEON
#if __aarch64__
asm volatile(
"ld1 {v10.4s, v11.4s}, [%11], #32 \n"
"prfm pldl1keep, [%8, #128] \n"
"ld1 {v0.4s}, [%8] \n"
"ld1 {v12.4s, v13.4s}, [%11], #32 \n"
"ld1 {v8.s}[0], [%0] \n"
"ld1 {v8.s}[1], [%1] \n"
"ld1 {v8.s}[2], [%2] \n"
"ld1 {v8.s}[3], [%3] \n"
"fmul v14.4s, v10.4s, v0.s[0] \n"
"fmul v15.4s, v11.4s, v0.s[0] \n"
"ld1 {v9.s}[0], [%4] \n"
"ld1 {v9.s}[1], [%5] \n"
"ld1 {v9.s}[2], [%6] \n"
"ld1 {v9.s}[3], [%7] \n"
"ld1 {v10.4s, v11.4s}, [%11], #32 \n"
"fmla v8.4s, v12.4s, v0.s[1] \n"
"fmla v9.4s, v13.4s, v0.s[1] \n"
"ld1 {v12.4s, v13.4s}, [%11], #32 \n"
"fmla v14.4s, v10.4s, v0.s[2] \n"
"fmla v15.4s, v11.4s, v0.s[2] \n"
"prfm pldl1keep, [%9, #128] \n"
"ld1 {v1.4s}, [%9] \n"
"ld1 {v10.4s, v11.4s}, [%11], #32 \n"
"fmla v8.4s, v12.4s, v1.s[0] \n"
"fmla v9.4s, v13.4s, v1.s[0] \n"
"ld1 {v12.4s, v13.4s}, [%11], #32 \n"
"fmla v14.4s, v10.4s, v1.s[1] \n"
"fmla v15.4s, v11.4s, v1.s[1] \n"
"ld1 {v10.4s, v11.4s}, [%11], #32 \n"
"fmla v8.4s, v12.4s, v1.s[2] \n"
"fmla v9.4s, v13.4s, v1.s[2] \n"
"prfm pldl1keep, [%10, #128] \n"
"ld1 {v0.4s}, [%10] \n"
"ld1 {v12.4s, v13.4s}, [%11], #32 \n"
"fmla v14.4s, v10.4s, v0.s[0] \n"
"fmla v15.4s, v11.4s, v0.s[0] \n"
"ld1 {v10.4s, v11.4s}, [%11], #32 \n"
"fmla v8.4s, v12.4s, v0.s[1] \n"
"fmla v9.4s, v13.4s, v0.s[1] \n"
"fmla v14.4s, v10.4s, v0.s[2] \n"
"fmla v15.4s, v11.4s, v0.s[2] \n"
"fadd v8.4s, v8.4s, v14.4s \n"
"fadd v9.4s, v9.4s, v15.4s \n"
"sub %11, %11, #288 \n"
"st1 {v8.s}[0], [%0], #4 \n"
"st1 {v8.s}[1], [%1], #4 \n"
"st1 {v8.s}[2], [%2], #4 \n"
"st1 {v8.s}[3], [%3], #4 \n"
"st1 {v9.s}[0], [%4], #4 \n"
"st1 {v9.s}[1], [%5], #4 \n"
"st1 {v9.s}[2], [%6], #4 \n"
"st1 {v9.s}[3], [%7], #4 \n"
: "=r"(outptr0), // %0
"=r"(outptr1), // %1
"=r"(outptr2), // %2
"=r"(outptr3), // %3
"=r"(outptr4), // %4
"=r"(outptr5), // %5
"=r"(outptr6), // %6
"=r"(outptr7), // %7
"=r"(r0), // %8
"=r"(r1), // %9
"=r"(r2), // %10
"=r"(ktmp) // %11
: "0"(outptr0),
"1"(outptr1),
"2"(outptr2),
"3"(outptr3),
"4"(outptr4),
"5"(outptr5),
"6"(outptr6),
"7"(outptr7),
"8"(r0),
"9"(r1),
"10"(r2),
"11"(ktmp)
: "memory", "v0", "v1", "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15");
#else // __aarch64__
asm volatile(
"vld1.f32 {d20-d23}, [%11 :128]! \n"
"pld [%8, #128] \n"
"vld1.f32 {d0-d1}, [%8] \n"
"vld1.f32 {d24-d27}, [%11 :128]! \n"
"vld1.f32 {d16[0]}, [%0] \n"
"vld1.f32 {d16[1]}, [%1] \n"
"vld1.f32 {d17[0]}, [%2] \n"
"vld1.f32 {d17[1]}, [%3] \n"
"vmul.f32 q14, q10, d0[0] \n"
"vmul.f32 q15, q11, d0[0] \n"
"vld1.f32 {d18[0]}, [%4] \n"
"vld1.f32 {d18[1]}, [%5] \n"
"vld1.f32 {d19[0]}, [%6] \n"
"vld1.f32 {d19[1]}, [%7] \n"
"vld1.f32 {d20-d23}, [%11 :128]! \n"
"vmla.f32 q8, q12, d0[1] \n"
"vmla.f32 q9, q13, d0[1] \n"
"vld1.f32 {d24-d27}, [%11 :128]! \n"
"vmla.f32 q14, q10, d1[0] \n"
"vmla.f32 q15, q11, d1[0] \n"
"pld [%9, #128] \n"
"vld1.f32 {d2-d3}, [%9] \n"
"vld1.f32 {d20-d23}, [%11 :128]! \n"
"vmla.f32 q8, q12, d2[0] \n"
"vmla.f32 q9, q13, d2[0] \n"
"vld1.f32 {d24-d27}, [%11 :128]! \n"
"vmla.f32 q14, q10, d2[1] \n"
"vmla.f32 q15, q11, d2[1] \n"
"vld1.f32 {d20-d23}, [%11 :128]! \n"
"vmla.f32 q8, q12, d3[0] \n"
"vmla.f32 q9, q13, d3[0] \n"
"pld [%10, #128] \n"
"vld1.f32 {d0-d1}, [%10] \n"
"vld1.f32 {d24-d27}, [%11 :128]! \n"
"vmla.f32 q14, q10, d0[0] \n"
"vmla.f32 q15, q11, d0[0] \n"
"vld1.f32 {d20-d23}, [%11 :128]! \n"
"vmla.f32 q8, q12, d0[1] \n"
"vmla.f32 q9, q13, d0[1] \n"
"vmla.f32 q14, q10, d1[0] \n"
"vmla.f32 q15, q11, d1[0] \n"
"vadd.f32 q8, q8, q14 \n"
"vadd.f32 q9, q9, q15 \n"
"sub %11, %11, #288 \n"
"vst1.f32 {d16[0]}, [%0]! \n"
"vst1.f32 {d16[1]}, [%1]! \n"
"vst1.f32 {d17[0]}, [%2]! \n"
"vst1.f32 {d17[1]}, [%3]! \n"
"vst1.f32 {d18[0]}, [%4]! \n"
"vst1.f32 {d18[1]}, [%5]! \n"
"vst1.f32 {d19[0]}, [%6]! \n"
"vst1.f32 {d19[1]}, [%7]! \n"
: "=r"(outptr0), // %0
"=r"(outptr1), // %1
"=r"(outptr2), // %2
"=r"(outptr3), // %3
"=r"(outptr4), // %4
"=r"(outptr5), // %5
"=r"(outptr6), // %6
"=r"(outptr7), // %7
"=r"(r0), // %8
"=r"(r1), // %9
"=r"(r2), // %10
"=r"(ktmp) // %11
: "0"(outptr0),
"1"(outptr1),
"2"(outptr2),
"3"(outptr3),
"4"(outptr4),
"5"(outptr5),
"6"(outptr6),
"7"(outptr7),
"8"(r0),
"9"(r1),
"10"(r2),
"11"(ktmp)
: "memory", "q0", "q1", "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15");
#endif // __aarch64__
#else // __ARM_NEON
float sum0 = 0.f;
float sum1 = 0.f;
float sum2 = 0.f;
float sum3 = 0.f;
float sum4 = 0.f;
float sum5 = 0.f;
float sum6 = 0.f;
float sum7 = 0.f;
sum0 += r0[0] * ktmp[0];
sum1 += r0[0] * ktmp[1];
sum2 += r0[0] * ktmp[2];
sum3 += r0[0] * ktmp[3];
sum4 += r0[0] * ktmp[4];
sum5 += r0[0] * ktmp[5];
sum6 += r0[0] * ktmp[6];
sum7 += r0[0] * ktmp[7];
ktmp += 8;
sum0 += r0[1] * ktmp[0];
sum1 += r0[1] * ktmp[1];
sum2 += r0[1] * ktmp[2];
sum3 += r0[1] * ktmp[3];
sum4 += r0[1] * ktmp[4];
sum5 += r0[1] * ktmp[5];
sum6 += r0[1] * ktmp[6];
sum7 += r0[1] * ktmp[7];
ktmp += 8;
sum0 += r0[2] * ktmp[0];
sum1 += r0[2] * ktmp[1];
sum2 += r0[2] * ktmp[2];
sum3 += r0[2] * ktmp[3];
sum4 += r0[2] * ktmp[4];
sum5 += r0[2] * ktmp[5];
sum6 += r0[2] * ktmp[6];
sum7 += r0[2] * ktmp[7];
ktmp += 8;
sum0 += r1[0] * ktmp[0];
sum1 += r1[0] * ktmp[1];
sum2 += r1[0] * ktmp[2];
sum3 += r1[0] * ktmp[3];
sum4 += r1[0] * ktmp[4];
sum5 += r1[0] * ktmp[5];
sum6 += r1[0] * ktmp[6];
sum7 += r1[0] * ktmp[7];
ktmp += 8;
sum0 += r1[1] * ktmp[0];
sum1 += r1[1] * ktmp[1];
sum2 += r1[1] * ktmp[2];
sum3 += r1[1] * ktmp[3];
sum4 += r1[1] * ktmp[4];
sum5 += r1[1] * ktmp[5];
sum6 += r1[1] * ktmp[6];
sum7 += r1[1] * ktmp[7];
ktmp += 8;
sum0 += r1[2] * ktmp[0];
sum1 += r1[2] * ktmp[1];
sum2 += r1[2] * ktmp[2];
sum3 += r1[2] * ktmp[3];
sum4 += r1[2] * ktmp[4];
sum5 += r1[2] * ktmp[5];
sum6 += r1[2] * ktmp[6];
sum7 += r1[2] * ktmp[7];
ktmp += 8;
sum0 += r2[0] * ktmp[0];
sum1 += r2[0] * ktmp[1];
sum2 += r2[0] * ktmp[2];
sum3 += r2[0] * ktmp[3];
sum4 += r2[0] * ktmp[4];
sum5 += r2[0] * ktmp[5];
sum6 += r2[0] * ktmp[6];
sum7 += r2[0] * ktmp[7];
ktmp += 8;
sum0 += r2[1] * ktmp[0];
sum1 += r2[1] * ktmp[1];
sum2 += r2[1] * ktmp[2];
sum3 += r2[1] * ktmp[3];
sum4 += r2[1] * ktmp[4];
sum5 += r2[1] * ktmp[5];
sum6 += r2[1] * ktmp[6];
sum7 += r2[1] * ktmp[7];
ktmp += 8;
sum0 += r2[2] * ktmp[0];
sum1 += r2[2] * ktmp[1];
sum2 += r2[2] * ktmp[2];
sum3 += r2[2] * ktmp[3];
sum4 += r2[2] * ktmp[4];
sum5 += r2[2] * ktmp[5];
sum6 += r2[2] * ktmp[6];
sum7 += r2[2] * ktmp[7];
ktmp += 8;
*outptr0 += sum0;
*outptr1 += sum1;
*outptr2 += sum2;
*outptr3 += sum3;
*outptr4 += sum4;
*outptr5 += sum5;
*outptr6 += sum6;
*outptr7 += sum7;
ktmp -= 8 * 9;
outptr0++;
outptr1++;
outptr2++;
outptr3++;
outptr4++;
outptr5++;
outptr6++;
outptr7++;
#endif // __ARM_NEON
r0 += 2;
r1 += 2;
r2 += 2;
}
r0 += tailstep;
r1 += tailstep;
r2 += tailstep;
}
ktmp += 8 * 9;
}
}
#pragma omp parallel for num_threads(opt.num_threads)
for (int p = remain_outch_start; p < outch; p++)
{
Mat out = top_blob.channel(p);
const float bias0 = bias ? bias[p] : 0.f;
out.fill(bias0);
const float* ktmp = _kernel.channel(p / 8 + p % 8);
for (int q = 0; q < inch; q++)
{
float* outptr = out;
const float* img0 = bottom_blob.channel(q);
const float* r0 = img0;
const float* r1 = img0 + w;
const float* r2 = img0 + w * 2;
const float* k0 = ktmp;
const float* k1 = ktmp + 3;
const float* k2 = ktmp + 6;
#if __ARM_NEON
float32x4_t _k0123 = vld1q_f32(k0);
float32x4_t _k3456 = vld1q_f32(k1);
float32x4_t _k6789 = vld1q_f32(k2);
#endif // __ARM_NEON
int i = 0;
for (; i < outh; i++)
{
#if __ARM_NEON
int nn = outw >> 2;
int remain = outw & 3;
#else
int remain = outw;
#endif // __ARM_NEON
#if __ARM_NEON
#if __aarch64__
if (nn > 0)
{
asm volatile(
"prfm pldl1keep, [%2, #256] \n"
"ld2 {v2.4s, v3.4s}, [%2], #32 \n"
"0: \n"
"prfm pldl1keep, [%1, #128] \n"
"ld1 {v0.4s}, [%1] \n"
"fmla v0.4s, v2.4s, %10.s[0] \n"
"fmul v10.4s, v3.4s, %10.s[1] \n"
"prfm pldl1keep, [%2, #256] \n"
"ld2 {v8.4s, v9.4s}, [%2] \n"
"ext v1.16b, v2.16b, v8.16b, #4 \n"
"fmul v11.4s, v1.4s, %10.s[2] \n"
"prfm pldl1keep, [%3, #256] \n"
"ld2 {v2.4s, v3.4s}, [%3], #32 \n"
"fmla v0.4s, v2.4s, %11.s[0] \n"
"fmla v10.4s, v3.4s, %11.s[1] \n"
"prfm pldl1keep, [%3, #256] \n"
"ld2 {v8.4s, v9.4s}, [%3] \n"
"ext v1.16b, v2.16b, v8.16b, #4 \n"
"fmla v11.4s, v1.4s, %11.s[2] \n"
"prfm pldl1keep, [%4, #256] \n"
"ld2 {v2.4s, v3.4s}, [%4], #32 \n"
"fmla v0.4s, v2.4s, %12.s[0] \n"
"fmla v10.4s, v3.4s, %12.s[1] \n"
"prfm pldl1keep, [%4, #256] \n"
"ld2 {v8.4s, v9.4s}, [%4] \n"
"ext v1.16b, v2.16b, v8.16b, #4 \n"
"fmla v11.4s, v1.4s, %12.s[2] \n"
"prfm pldl1keep, [%2, #256] \n"
"ld2 {v2.4s, v3.4s}, [%2], #32 \n"
"fadd v0.4s, v0.4s, v10.4s \n"
"fadd v0.4s, v0.4s, v11.4s \n"
"subs %w0, %w0, #1 \n"
"st1 {v0.4s}, [%1], #16 \n"
"bne 0b \n"
"sub %2, %2, #32 \n"
: "=r"(nn), // %0
"=r"(outptr), // %1
"=r"(r0), // %2
"=r"(r1), // %3
"=r"(r2) // %4
: "0"(nn),
"1"(outptr),
"2"(r0),
"3"(r1),
"4"(r2),
"w"(_k0123), // %10
"w"(_k3456), // %11
"w"(_k6789) // %12
: "cc", "memory", "v0", "v1", "v2", "v3", "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15");
}
#else
if (nn > 0)
{
asm volatile(
"pld [%2, #256] \n"
"vld2.f32 {d4-d7}, [%2]! \n"
"0: \n"
"pld [%1, #128] \n"
"vld1.f32 {d0-d1}, [%1] \n"
"vmla.f32 q0, q2, %e10[0] \n"
"vmul.f32 q10, q3, %e10[1] \n"
"pld [%2, #128] \n"
"vld2.f32 {d16-d17}, [%2] \n"
"vext.32 q1, q2, q8, #1 \n"
"vmul.f32 q11, q1, %f10[0] \n"
"pld [%3, #256] \n"
"vld2.f32 {d4-d7}, [%3]! \n"
"vmla.f32 q0, q2, %e11[0] \n"
"vmla.f32 q10, q3, %e11[1] \n"
"pld [%3, #128] \n"
"vld2.f32 {d16-d17}, [%3] \n"
"vext.32 q1, q2, q8, #1 \n"
"vmla.f32 q11, q1, %f11[0] \n"
"pld [%4, #256] \n"
"vld2.f32 {d4-d7}, [%4]! \n"
"vmla.f32 q0, q2, %e12[0] \n"
"vmla.f32 q10, q3, %e12[1] \n"
"pld [%4, #128] \n"
"vld2.f32 {d16-d17}, [%4] \n"
"vext.32 q1, q2, q8, #1 \n"
"vmla.f32 q11, q1, %f12[0] \n"
"pld [%2, #256] \n"
"vld2.f32 {d4-d7}, [%2]! \n"
"vadd.f32 q0, q0, q10 \n"
"vadd.f32 q0, q0, q11 \n"
"subs %0, #1 \n"
"vst1.f32 {d0-d1}, [%1]! \n"
"bne 0b \n"
"sub %2, #32 \n"
: "=r"(nn), // %0
"=r"(outptr), // %1
"=r"(r0), // %2
"=r"(r1), // %3
"=r"(r2) // %4
: "0"(nn),
"1"(outptr),
"2"(r0),
"3"(r1),
"4"(r2),
"w"(_k0123), // %10
"w"(_k3456), // %11
"w"(_k6789) // %12
: "cc", "memory", "q0", "q1", "q2", "q3", "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15");
}
#endif // __aarch64__
#endif // __ARM_NEON
for (; remain > 0; remain--)
{
#if __ARM_NEON
float32x4_t _r00 = vld1q_f32(r0);
float32x4_t _r10 = vld1q_f32(r1);
float32x4_t _r20 = vld1q_f32(r2);
float32x4_t _sum = vmulq_f32(_r00, _k0123);
_sum = vmlaq_f32(_sum, _r10, _k3456);
_sum = vmlaq_f32(_sum, _r20, _k6789);
_sum = vsetq_lane_f32(*outptr, _sum, 3);
#if __aarch64__
*outptr = vaddvq_f32(_sum);
#else
float32x2_t _ss = vadd_f32(vget_low_f32(_sum), vget_high_f32(_sum));
_ss = vpadd_f32(_ss, _ss);
*outptr = vget_lane_f32(_ss, 0);
#endif // __aarch64__
#else
float sum = 0;
sum += r0[0] * ktmp[0];
sum += r0[1] * ktmp[1];
sum += r0[2] * ktmp[2];
sum += r1[0] * ktmp[3];
sum += r1[1] * ktmp[4];
sum += r1[2] * ktmp[5];
sum += r2[0] * ktmp[6];
sum += r2[1] * ktmp[7];
sum += r2[2] * ktmp[8];
*outptr += sum;
#endif // __ARM_NEON
r0 += 2;
r1 += 2;
r2 += 2;
outptr++;
}
r0 += tailstep;
r1 += tailstep;
r2 += tailstep;
}
ktmp += 9;
}
}
}