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rewrite_gelu_test.cpp 6.29 KB
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/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2015-2022 Advanced Micro Devices, Inc. All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
#include <migraphx/rewrite_gelu.hpp>
#include <migraphx/dead_code_elimination.hpp>
#include <migraphx/program.hpp>
#include <migraphx/ref/target.hpp>
#include <migraphx/op/convolution.hpp>
#include <migraphx/op/reshape.hpp>
#include <migraphx/instruction.hpp>
#include <migraphx/generate.hpp>
#include <migraphx/ranges.hpp>
#include <test.hpp>
#include <migraphx/make_op.hpp>

#include <migraphx/serialize.hpp>

#include <migraphx/verify.hpp>

TEST_CASE(bias_gelu)
{
    migraphx::shape s1{migraphx::shape::half_type, {2, 4, 8}};
    migraphx::shape s2{migraphx::shape::half_type};
    migraphx::module m1;
    {
        auto a    = m1.add_parameter("a", s1);
        auto b    = m1.add_parameter("b", s1);
        auto add1 = m1.add_instruction(migraphx::make_op("add"), a, b);
        auto l1   = m1.add_literal(migraphx::literal{s2, {1.4140625f}});
        l1 = m1.add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s1.lens()}}), l1);
        auto div = m1.add_instruction(migraphx::make_op("div"), add1, l1);
        auto erf = m1.add_instruction(migraphx::make_op("erf"), div);
        auto l2  = m1.add_literal(migraphx::literal{s2, {1.0f}});
        l2 = m1.add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s1.lens()}}), l2);
        auto add2 = m1.add_instruction(migraphx::make_op("add"), erf, l2);
        auto mul  = m1.add_instruction(migraphx::make_op("mul"), add1, add2);
        auto l3   = m1.add_literal(migraphx::literal{s2, {0.5f}});
        l3 = m1.add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s1.lens()}}), l3);
        mul = m1.add_instruction(migraphx::make_op("mul"), mul, l3);
        m1.add_return({mul});
    }
    migraphx::rewrite_gelu pass;
    pass.apply(m1);
    migraphx::dead_code_elimination dce;
    dce.apply(m1);

    migraphx::module m2;
    {
        auto a   = m2.add_parameter("a", s1);
        auto b   = m2.add_parameter("b", s1);
        auto add = m2.add_instruction(migraphx::make_op("add"), a, b);
        auto l1  = m2.add_literal(migraphx::literal{s2, {1.702f}});
        l1 = m2.add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s1.lens()}}), l1);
        auto mul = m2.add_instruction(migraphx::make_op("mul"), add, l1);
        auto sig = m2.add_instruction(migraphx::make_op("neg"), mul);
        sig      = m2.add_instruction(migraphx::make_op("exp"), sig);
        auto l2  = m2.add_literal(migraphx::literal{s2, {1.0f}});
        l2 = m2.add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s1.lens()}}), l2);
        sig = m2.add_instruction(migraphx::make_op("add"), sig, l2);
        sig = m2.add_instruction(migraphx::make_op("div"), l2, sig);
        sig = m2.add_instruction(migraphx::make_op("mul"), add, sig);
        m2.add_return({sig});
    }

    EXPECT(m1 == m2);
}

TEST_CASE(non_bias_gelu)
{
    migraphx::shape s1{migraphx::shape::half_type, {2, 4, 8}};
    migraphx::shape s2{migraphx::shape::half_type};
    migraphx::module m1;
    {
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        auto a   = m1.add_parameter("a", s1);
        auto b   = m1.add_parameter("b", s1);
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        auto sub = m1.add_instruction(migraphx::make_op("sub"), a, b);
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        auto l1  = m1.add_literal(migraphx::literal{s2, {1.4140625f}});
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        l1 = m1.add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s1.lens()}}), l1);
        auto div = m1.add_instruction(migraphx::make_op("div"), sub, l1);
        auto erf = m1.add_instruction(migraphx::make_op("erf"), div);
        auto l2  = m1.add_literal(migraphx::literal{s2, {1.0f}});
        l2 = m1.add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s1.lens()}}), l2);
        auto add2 = m1.add_instruction(migraphx::make_op("add"), erf, l2);
        auto mul  = m1.add_instruction(migraphx::make_op("mul"), sub, add2);
        auto l3   = m1.add_literal(migraphx::literal{s2, {0.5f}});
        l3 = m1.add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s1.lens()}}), l3);
        mul = m1.add_instruction(migraphx::make_op("mul"), mul, l3);
        m1.add_return({mul});
    }
    migraphx::rewrite_gelu pass;
    pass.apply(m1);
    migraphx::dead_code_elimination dce;
    dce.apply(m1);

    migraphx::module m2;
    {
        auto a   = m2.add_parameter("a", s1);
        auto b   = m2.add_parameter("b", s1);
        auto sub = m2.add_instruction(migraphx::make_op("sub"), a, b);
        auto l1  = m2.add_literal(migraphx::literal{s2, {1.702f}});
        l1 = m2.add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s1.lens()}}), l1);
        auto mul = m2.add_instruction(migraphx::make_op("mul"), sub, l1);
        auto sig = m2.add_instruction(migraphx::make_op("neg"), mul);
        sig      = m2.add_instruction(migraphx::make_op("exp"), sig);
        auto l2  = m2.add_literal(migraphx::literal{s2, {1.0f}});
        l2 = m2.add_instruction(migraphx::make_op("multibroadcast", {{"out_lens", s1.lens()}}), l2);
        sig = m2.add_instruction(migraphx::make_op("add"), sig, l2);
        sig = m2.add_instruction(migraphx::make_op("div"), l2, sig);
        sig = m2.add_instruction(migraphx::make_op("mul"), sub, sig);
        m2.add_return({sig});
    }

    EXPECT(m1 == m2);
}

int main(int argc, const char* argv[]) { test::run(argc, argv); }