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126 lines
3.6 KiB
126 lines
3.6 KiB
/* Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License. */
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#include "paddle/fluid/operators/math/jit_code.h"
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#include "paddle/fluid/operators/math/jit_kernel.h"
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#include "paddle/fluid/platform/cpu_info.h"
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namespace paddle {
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namespace operators {
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namespace math {
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namespace jitkernel {
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namespace gen {
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using namespace platform::jit; // NOLINT
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bool VXXJitCode::init(int d, int scalar_index) {
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// It's not necessary to use avx512 since it would slow down the frequency
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// and this kernel is not compute bound.
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return MayIUse(avx) && scalar_index >= 0 && scalar_index <= 2;
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}
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void VXXJitCode::generate() {
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// do not need push stack, and do not need save avx512reg if do not use avx512
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int offset = 0;
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if (with_relu_) {
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vxorps(ymm_zero, ymm_zero, ymm_zero);
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}
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if (scalar_index_ == 1) {
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vbroadcastss(ymm_src1, ptr[param1]);
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} else if (scalar_index_ == 2) {
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vbroadcastss(ymm_src2, ptr[param2]);
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}
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for (int i = 0; i < num_ / AVX_FLOAT_BLOCK; ++i) {
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if (scalar_index_ != 1) {
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vmovups(ymm_src1, ptr[param1 + offset]);
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}
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if (scalar_index_ != 2) {
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vmovups(ymm_src2, ptr[param2 + offset]);
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}
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if (type_ == operand_type::mul) {
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vmulps(ymm_dst, ymm_src1, ymm_src2);
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} else if (type_ == operand_type::add) {
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vaddps(ymm_dst, ymm_src1, ymm_src2);
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}
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if (with_relu_) {
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vmaxps(ymm_dst, ymm_zero, ymm_dst);
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}
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vmovups(ptr[param3 + offset], ymm_dst);
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offset += sizeof(float) * AVX_FLOAT_BLOCK;
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}
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int rest = num_ % AVX_FLOAT_BLOCK;
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if (rest >= 4) {
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if (scalar_index_ != 1) {
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vmovups(xmm_src1, ptr[param1 + offset]);
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}
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if (scalar_index_ != 2) {
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vmovups(xmm_src2, ptr[param2 + offset]);
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}
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if (type_ == operand_type::mul) {
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vmulps(xmm_dst, xmm_src1, xmm_src2);
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} else if (type_ == operand_type::add) {
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vaddps(xmm_dst, xmm_src1, xmm_src2);
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}
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if (with_relu_) {
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vmaxps(xmm_dst, xmm_zero, xmm_dst);
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}
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vmovups(ptr[param3 + offset], xmm_dst);
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offset += sizeof(float) * 4;
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rest -= 4;
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}
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if (rest >= 2) {
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if (scalar_index_ != 1) {
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vmovups(xmm_src1, ptr[param1 + offset]);
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}
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if (scalar_index_ != 2) {
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vmovups(xmm_src2, ptr[param2 + offset]);
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}
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if (type_ == operand_type::mul) {
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vmulps(xmm_dst, xmm_src1, xmm_src2);
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} else if (type_ == operand_type::add) {
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vaddps(xmm_dst, xmm_src1, xmm_src2);
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}
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if (with_relu_) {
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vmaxps(xmm_dst, xmm_zero, xmm_dst);
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}
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vmovq(ptr[param3 + offset], xmm_dst);
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offset += sizeof(float) * 2;
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rest -= 2;
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}
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if (rest > 0) {
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if (scalar_index_ != 1) {
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vmovups(xmm_src1, ptr[param1 + offset]);
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}
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if (scalar_index_ != 2) {
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vmovups(xmm_src2, ptr[param2 + offset]);
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}
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if (type_ == operand_type::mul) {
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vmulss(xmm_dst, xmm_src1, xmm_src2);
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} else if (type_ == operand_type::add) {
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vaddss(xmm_dst, xmm_src1, xmm_src2);
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}
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if (with_relu_) {
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vmaxps(xmm_dst, xmm_zero, xmm_dst);
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}
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vmovss(ptr[param3 + offset], xmm_dst);
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}
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ret();
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}
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} // namespace gen
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} // namespace jitkernel
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} // namespace math
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} // namespace operators
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} // namespace paddle
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