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// Copyright 2020 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// 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.
#include "gmock/gmock.h"
#include "src/tint/reader/spirv/function.h"
#include "src/tint/reader/spirv/parser_impl_test_helper.h"
#include "src/tint/reader/spirv/spirv_tools_helpers_test.h"
namespace tint::reader::spirv {
namespace {
using ::testing::HasSubstr;
std::string Preamble() {
return R"(
OpCapability Shader
%glsl = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %100 "main"
OpExecutionMode %100 LocalSize 1 1 1
OpName %u1 "u1"
OpName %u2 "u2"
OpName %u3 "u3"
OpName %i1 "i1"
OpName %i2 "i2"
OpName %i3 "i3"
OpName %f1 "f1"
OpName %f2 "f2"
OpName %f3 "f3"
OpName %v2u1 "v2u1"
OpName %v2u2 "v2u2"
OpName %v2u3 "v2u3"
OpName %v2i1 "v2i1"
OpName %v2i2 "v2i2"
OpName %v2i3 "v2i3"
OpName %v2f1 "v2f1"
OpName %v2f2 "v2f2"
OpName %v2f3 "v2f3"
OpName %v3f1 "v3f1"
OpName %v3f2 "v3f2"
OpName %v4f1 "v4f1"
OpName %v4f2 "v4f2"
OpName %m2x2f1 "m2x2f1"
OpName %m3x3f1 "m3x3f1"
OpName %m4x4f1 "m4x4f1"
%void = OpTypeVoid
%voidfn = OpTypeFunction %void
%uint = OpTypeInt 32 0
%int = OpTypeInt 32 1
%float = OpTypeFloat 32
%uint_10 = OpConstant %uint 10
%uint_15 = OpConstant %uint 15
%uint_20 = OpConstant %uint 20
%int_30 = OpConstant %int 30
%int_35 = OpConstant %int 35
%int_40 = OpConstant %int 40
%float_50 = OpConstant %float 50
%float_60 = OpConstant %float 60
%float_70 = OpConstant %float 70
%v2uint = OpTypeVector %uint 2
%v2int = OpTypeVector %int 2
%v2float = OpTypeVector %float 2
%v3float = OpTypeVector %float 3
%v4float = OpTypeVector %float 4
%mat2v2float = OpTypeMatrix %v2float 2
%mat3v3float = OpTypeMatrix %v3float 3
%mat4v4float = OpTypeMatrix %v4float 4
%v2uint_10_20 = OpConstantComposite %v2uint %uint_10 %uint_20
%v2uint_20_10 = OpConstantComposite %v2uint %uint_20 %uint_10
%v2uint_15_15 = OpConstantComposite %v2uint %uint_15 %uint_15
%v2int_30_40 = OpConstantComposite %v2int %int_30 %int_40
%v2int_40_30 = OpConstantComposite %v2int %int_40 %int_30
%v2int_35_35 = OpConstantComposite %v2int %int_35 %int_35
%v2float_50_60 = OpConstantComposite %v2float %float_50 %float_60
%v2float_60_50 = OpConstantComposite %v2float %float_60 %float_50
%v2float_70_70 = OpConstantComposite %v2float %float_70 %float_70
%v3float_50_60_70 = OpConstantComposite %v3float %float_50 %float_60 %float_70
%v3float_60_70_50 = OpConstantComposite %v3float %float_60 %float_70 %float_50
%v4float_50_50_50_50 = OpConstantComposite %v4float %float_50 %float_50 %float_50 %float_50
%mat2v2float_50_60 = OpConstantComposite %mat2v2float %v2float_50_60 %v2float_50_60
%mat3v3float_50_60_70 = OpConstantComposite %mat3v3float %v3float_50_60_70 %v3float_50_60_70 %v3float_50_60_70
%mat4v4float_50_50_50_50 = OpConstantComposite %mat4v4float %v4float_50_50_50_50 %v4float_50_50_50_50 %v4float_50_50_50_50 %v4float_50_50_50_50
%100 = OpFunction %void None %voidfn
%entry = OpLabel
%u1 = OpCopyObject %uint %uint_10
%u2 = OpCopyObject %uint %uint_15
%u3 = OpCopyObject %uint %uint_20
%i1 = OpCopyObject %int %int_30
%i2 = OpCopyObject %int %int_35
%i3 = OpCopyObject %int %int_40
%f1 = OpCopyObject %float %float_50
%f2 = OpCopyObject %float %float_60
%f3 = OpCopyObject %float %float_70
%v2u1 = OpCopyObject %v2uint %v2uint_10_20
%v2u2 = OpCopyObject %v2uint %v2uint_20_10
%v2u3 = OpCopyObject %v2uint %v2uint_15_15
%v2i1 = OpCopyObject %v2int %v2int_30_40
%v2i2 = OpCopyObject %v2int %v2int_40_30
%v2i3 = OpCopyObject %v2int %v2int_35_35
%v2f1 = OpCopyObject %v2float %v2float_50_60
%v2f2 = OpCopyObject %v2float %v2float_60_50
%v2f3 = OpCopyObject %v2float %v2float_70_70
%v3f1 = OpCopyObject %v3float %v3float_50_60_70
%v3f2 = OpCopyObject %v3float %v3float_60_70_50
%v4f1 = OpCopyObject %v4float %v4float_50_50_50_50
%v4f2 = OpCopyObject %v4float %v4f1
%m2x2f1 = OpCopyObject %mat2v2float %mat2v2float_50_60
%m3x3f1 = OpCopyObject %mat3v3float %mat3v3float_50_60_70
%m4x4f1 = OpCopyObject %mat4v4float %mat4v4float_50_50_50_50
)";
}
struct GlslStd450Case {
std::string opcode;
std::string wgsl_func;
};
inline std::ostream& operator<<(std::ostream& out, GlslStd450Case c) {
out << "GlslStd450Case(" << c.opcode << " " << c.wgsl_func << ")";
return out;
}
// Nomenclature:
// Float = scalar float
// Floating = scalar float or vector-of-float
// Float3 = 3-element vector of float
// Int = scalar signed int
// Inting = scalar int or vector-of-int
// Uint = scalar unsigned int
// Uinting = scalar unsigned or vector-of-unsigned
using SpvParserTest_GlslStd450_Float_Floating =
SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
using SpvParserTest_GlslStd450_Float_FloatingFloating =
SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
using SpvParserTest_GlslStd450_Floating_Floating =
SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
using SpvParserTest_GlslStd450_Floating_FloatingFloating =
SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
using SpvParserTest_GlslStd450_Floating_FloatingFloatingFloating =
SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
using SpvParserTest_GlslStd450_Floating_FloatingInting =
SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
using SpvParserTest_GlslStd450_Float3_Float3Float3 =
SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
using SpvParserTest_GlslStd450_Inting_Inting =
SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
using SpvParserTest_GlslStd450_Inting_Inting_SignednessCoercing =
SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
using SpvParserTest_GlslStd450_Inting_IntingInting =
SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
using SpvParserTest_GlslStd450_Inting_IntingIntingInting =
SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
using SpvParserTest_GlslStd450_Uinting_Uinting =
SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
using SpvParserTest_GlslStd450_Uinting_UintingUinting =
SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
using SpvParserTest_GlslStd450_Uinting_UintingUintingUinting =
SpvParserTestBase<::testing::TestWithParam<GlslStd450Case>>;
TEST_P(SpvParserTest_GlslStd450_Float_Floating, Scalar) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %float %glsl )" +
GetParam().opcode + R"( %f1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(f1);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Float_Floating, Vector) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %float %glsl )" +
GetParam().opcode + R"( %v2f1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(v2f1);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Float_FloatingFloating, Scalar) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %float %glsl )" +
GetParam().opcode + R"( %f1 %f2
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(f1, f2);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Float_FloatingFloating, Vector) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %float %glsl )" +
GetParam().opcode + R"( %v2f1 %v2f2
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(v2f1, v2f2);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Floating_Floating, Scalar) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %float %glsl )" +
GetParam().opcode + R"( %f1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(f1);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Floating_Floating, Vector) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v2float %glsl )" +
GetParam().opcode + R"( %v2f1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(v2f1);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Floating_FloatingFloating, Scalar) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %float %glsl )" +
GetParam().opcode + R"( %f1 %f2
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(f1, f2);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Floating_FloatingFloating, Vector) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v2float %glsl )" +
GetParam().opcode + R"( %v2f1 %v2f2
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(v2f1, v2f2);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Floating_FloatingFloatingFloating, Scalar) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %float %glsl )" +
GetParam().opcode + R"( %f1 %f2 %f3
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(f1, f2, f3);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Floating_FloatingFloatingFloating, Vector) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v2float %glsl )" +
GetParam().opcode +
R"( %v2f1 %v2f2 %v2f3
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(v2f1, v2f2, v2f3);"))
<< body;
}
TEST_P(SpvParserTest_GlslStd450_Floating_FloatingInting, Scalar) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %float %glsl )" +
GetParam().opcode + R"( %f1 %i1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(f1, i1);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Floating_FloatingInting, Vector) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v2float %glsl )" +
GetParam().opcode +
R"( %v2f1 %v2i1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(v2f1, v2i1);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Float3_Float3Float3, Samples) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v3float %glsl )" +
GetParam().opcode +
R"( %v3f1 %v3f2
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(v3f1, v3f2);")) << body;
}
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_Float_Floating,
::testing::Values(GlslStd450Case{"Length", "length"}));
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_Float_FloatingFloating,
::testing::Values(GlslStd450Case{"Distance", "distance"}));
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_Floating_Floating,
::testing::ValuesIn(std::vector<GlslStd450Case>{
{"Acos", "acos"}, //
{"Asin", "asin"}, //
{"Atan", "atan"}, //
{"Ceil", "ceil"}, //
{"Cos", "cos"}, //
{"Cosh", "cosh"}, //
{"Degrees", "degrees"}, //
{"Exp", "exp"}, //
{"Exp2", "exp2"}, //
{"FAbs", "abs"}, //
{"FSign", "sign"}, //
{"Floor", "floor"}, //
{"Fract", "fract"}, //
{"InverseSqrt", "inverseSqrt"}, //
{"Log", "log"}, //
{"Log2", "log2"}, //
{"Radians", "radians"}, //
{"Round", "round"}, //
{"RoundEven", "round"}, //
{"Sin", "sin"}, //
{"Sinh", "sinh"}, //
{"Sqrt", "sqrt"}, //
{"Tan", "tan"}, //
{"Tanh", "tanh"}, //
{"Trunc", "trunc"}, //
}));
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_Floating_FloatingFloating,
::testing::ValuesIn(std::vector<GlslStd450Case>{
{"Atan2", "atan2"},
{"NMax", "max"},
{"NMin", "min"},
{"FMax", "max"}, // WGSL max promises more for NaN
{"FMin", "min"}, // WGSL min promises more for NaN
{"Pow", "pow"},
{"Step", "step"},
}));
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_Floating_FloatingInting,
::testing::Values(GlslStd450Case{"Ldexp", "ldexp"}));
// For ldexp with unsigned second argument, see below.
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_Float3_Float3Float3,
::testing::Values(GlslStd450Case{"Cross", "cross"}));
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_Floating_FloatingFloatingFloating,
::testing::ValuesIn(std::vector<GlslStd450Case>{
{"NClamp", "clamp"},
{"FClamp", "clamp"}, // WGSL FClamp promises more for NaN
{"Fma", "fma"},
{"FMix", "mix"},
{"SmoothStep", "smoothstep"}}));
TEST_P(SpvParserTest_GlslStd450_Inting_Inting, Scalar) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %int %glsl )" +
GetParam().opcode +
R"( %i1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(i1);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Inting_Inting_SignednessCoercing, Scalar_UnsignedArg) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %int %glsl )" +
GetParam().opcode +
R"( %u1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(bitcast<i32>(u1));"))
<< body;
}
TEST_P(SpvParserTest_GlslStd450_Inting_Inting_SignednessCoercing, Scalar_UnsignedResult) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %uint %glsl )" +
GetParam().opcode +
R"( %i1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = bitcast<u32>(" + GetParam().wgsl_func + "(i1));"))
<< body;
}
TEST_P(SpvParserTest_GlslStd450_Inting_Inting, Vector) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v2int %glsl )" +
GetParam().opcode +
R"( %v2i1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(v2i1);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Inting_Inting_SignednessCoercing, Vector_UnsignedArg) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v2int %glsl )" +
GetParam().opcode +
R"( %v2u1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(bitcast<vec2i>(v2u1));"))
<< body;
}
TEST_P(SpvParserTest_GlslStd450_Inting_Inting_SignednessCoercing, Vector_UnsignedResult) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v2uint %glsl )" +
GetParam().opcode +
R"( %v2i1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = bitcast<vec2u>(" + GetParam().wgsl_func + "(v2i1));"))
<< body;
}
TEST_P(SpvParserTest_GlslStd450_Inting_IntingInting, Scalar) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %int %glsl )" +
GetParam().opcode +
R"( %i1 %i2
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(i1, i2);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Inting_IntingInting, Vector) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v2int %glsl )" +
GetParam().opcode +
R"( %v2i1 %v2i2
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(v2i1, v2i2);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Inting_IntingIntingInting, Scalar) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %int %glsl )" +
GetParam().opcode +
R"( %i1 %i2 %i3
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(i1, i2, i3);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Inting_IntingIntingInting, Vector) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v2int %glsl )" +
GetParam().opcode +
R"( %v2i1 %v2i2 %v2i3
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(v2i1, v2i2, v2i3);"))
<< body;
}
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_Inting_Inting,
::testing::Values(GlslStd450Case{"SAbs", "abs"},
GlslStd450Case{"FindILsb", "firstTrailingBit"},
GlslStd450Case{"FindSMsb", "firstLeadingBit"},
GlslStd450Case{"SSign", "sign"}));
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_Inting_Inting_SignednessCoercing,
::testing::Values(GlslStd450Case{"SSign", "sign"}));
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_Inting_IntingInting,
::testing::Values(GlslStd450Case{"SMax", "max"},
GlslStd450Case{"SMin", "min"}));
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_Inting_IntingIntingInting,
::testing::Values(GlslStd450Case{"SClamp", "clamp"}));
TEST_P(SpvParserTest_GlslStd450_Uinting_Uinting, Scalar) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %uint %glsl )" +
GetParam().opcode +
R"( %u1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(u1);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Uinting_Uinting, Vector) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v2uint %glsl )" +
GetParam().opcode +
R"( %v2u1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(v2u1);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Uinting_UintingUinting, Scalar) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %uint %glsl )" +
GetParam().opcode + R"( %u1 %u2
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(u1, u2);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Uinting_UintingUinting, Vector) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v2uint %glsl )" +
GetParam().opcode +
R"( %v2u1 %v2u2
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(v2u1, v2u2);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Uinting_UintingUintingUinting, Scalar) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %uint %glsl )" +
GetParam().opcode + R"( %u1 %u2 %u3
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(u1, u2, u3);")) << body;
}
TEST_P(SpvParserTest_GlslStd450_Uinting_UintingUintingUinting, Vector) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v2uint %glsl )" +
GetParam().opcode +
R"( %v2u1 %v2u2 %v2u3
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + GetParam().wgsl_func + "(v2u1, v2u2, v2u3);"))
<< body;
}
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_Uinting_Uinting,
::testing::Values(GlslStd450Case{"FindILsb", "firstTrailingBit"},
GlslStd450Case{"FindUMsb", "firstLeadingBit"}));
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_Uinting_UintingUinting,
::testing::Values(GlslStd450Case{"UMax", "max"},
GlslStd450Case{"UMin", "min"}));
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_Uinting_UintingUintingUinting,
::testing::Values(GlslStd450Case{"UClamp", "clamp"}));
// Test Normalize. WGSL does not have a scalar form of the normalize builtin.
// So we have to test it separately, as it does not fit the patterns tested
// above.
TEST_F(SpvParserTest, Normalize_Scalar) {
// Scalar normalize always results in 1.0
const auto assembly = Preamble() + R"(
%1 = OpExtInst %float %glsl Normalize %f1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = 1.0f;")) << body;
}
TEST_F(SpvParserTest, Normalize_Vector2) {
// Scalar normalize always results in 1.0
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v2float %glsl Normalize %v2f1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = normalize(v2f1);")) << body;
}
TEST_F(SpvParserTest, Normalize_Vector3) {
// Scalar normalize always results in 1.0
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v3float %glsl Normalize %v3f1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = normalize(v3f1);")) << body;
}
TEST_F(SpvParserTest, Normalize_Vector4) {
// Scalar normalize always results in 1.0
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v4float %glsl Normalize %v4f1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = normalize(v4f1);")) << body;
}
// Check that we convert signedness of operands and result type.
// This is needed for each of the integer-based extended instructions.
TEST_F(SpvParserTest, RectifyOperandsAndResult_SAbs) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %uint %glsl SAbs %u1
%2 = OpExtInst %v2uint %glsl SAbs %v2u1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr(R"(let x_1 = bitcast<u32>(abs(bitcast<i32>(u1)));)")) << body;
EXPECT_THAT(body, HasSubstr(R"(let x_2 = bitcast<vec2u>(abs(bitcast<vec2i>(v2u1)));)")) << body;
}
TEST_F(SpvParserTest, RectifyOperandsAndResult_SMax) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %uint %glsl SMax %u1 %u2
%2 = OpExtInst %v2uint %glsl SMax %v2u1 %v2u2
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body,
HasSubstr(R"(let x_1 = bitcast<u32>(max(bitcast<i32>(u1), bitcast<i32>(u2)));)"))
<< body;
EXPECT_THAT(
body,
HasSubstr(R"(let x_2 = bitcast<vec2u>(max(bitcast<vec2i>(v2u1), bitcast<vec2i>(v2u2)));)"))
<< body;
}
TEST_F(SpvParserTest, RectifyOperandsAndResult_SMin) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %uint %glsl SMin %u1 %u2
%2 = OpExtInst %v2uint %glsl SMin %v2u1 %v2u2
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body,
HasSubstr(R"(let x_1 = bitcast<u32>(min(bitcast<i32>(u1), bitcast<i32>(u2)));)"))
<< body;
EXPECT_THAT(
body,
HasSubstr(R"(let x_2 = bitcast<vec2u>(min(bitcast<vec2i>(v2u1), bitcast<vec2i>(v2u2)));)"))
<< body;
}
TEST_F(SpvParserTest, RectifyOperandsAndResult_SClamp) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %uint %glsl SClamp %u1 %i2 %u3
%2 = OpExtInst %v2uint %glsl SClamp %v2u1 %v2i2 %v2u3
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(
body,
HasSubstr(R"(let x_1 = bitcast<u32>(clamp(bitcast<i32>(u1), i2, bitcast<i32>(u3)));)"))
<< body;
EXPECT_THAT(
body,
HasSubstr(
R"(let x_2 = bitcast<vec2u>(clamp(bitcast<vec2i>(v2u1), v2i2, bitcast<vec2i>(v2u3)));)"))
<< body;
}
TEST_F(SpvParserTest, RectifyOperandsAndResult_UMax) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %int %glsl UMax %i1 %i2
%2 = OpExtInst %v2int %glsl UMax %v2i1 %v2i2
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body,
HasSubstr(R"(let x_1 = bitcast<i32>(max(bitcast<u32>(i1), bitcast<u32>(i2)));)"))
<< body;
EXPECT_THAT(
body,
HasSubstr(R"(let x_2 = bitcast<vec2i>(max(bitcast<vec2u>(v2i1), bitcast<vec2u>(v2i2)));)"))
<< body;
}
TEST_F(SpvParserTest, RectifyOperandsAndResult_UMin) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %int %glsl UMin %i1 %i2
%2 = OpExtInst %v2int %glsl UMin %v2i1 %v2i2
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body,
HasSubstr(R"(let x_1 = bitcast<i32>(min(bitcast<u32>(i1), bitcast<u32>(i2)));)"))
<< body;
EXPECT_THAT(
body,
HasSubstr(R"(let x_2 = bitcast<vec2i>(min(bitcast<vec2u>(v2i1), bitcast<vec2u>(v2i2)));)"))
<< body;
}
TEST_F(SpvParserTest, RectifyOperandsAndResult_UClamp) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %int %glsl UClamp %i1 %u2 %i3
%2 = OpExtInst %v2int %glsl UClamp %v2i1 %v2u2 %v2i3
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(
body,
HasSubstr(R"(let x_1 = bitcast<i32>(clamp(bitcast<u32>(i1), u2, bitcast<u32>(i3)));)"))
<< body;
EXPECT_THAT(
body,
HasSubstr(
R"(let x_2 = bitcast<vec2i>(clamp(bitcast<vec2u>(v2i1), v2u2, bitcast<vec2u>(v2i3)));)"))
<< body;
}
TEST_F(SpvParserTest, RectifyOperandsAndResult_FindILsb) {
// Check conversion of:
// signed results to unsigned result to match first arg.
// unsigned results to signed result to match first arg.
// This is the first extended instruction we've supported which goes both
// ways.
const auto assembly = Preamble() + R"(
%1 = OpExtInst %uint %glsl FindILsb %i1
%2 = OpExtInst %v2uint %glsl FindILsb %v2i1
%3 = OpExtInst %int %glsl FindILsb %u1
%4 = OpExtInst %v2int %glsl FindILsb %v2u1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr(R"(
let x_1 = bitcast<u32>(firstTrailingBit(i1));
let x_2 = bitcast<vec2u>(firstTrailingBit(v2i1));
let x_3 = bitcast<i32>(firstTrailingBit(u1));
let x_4 = bitcast<vec2i>(firstTrailingBit(v2u1));)"))
<< body;
}
TEST_F(SpvParserTest, RectifyOperandsAndResult_FindSMsb) {
// Check signedness conversion of arguments and results.
// SPIR-V signed arg -> keep it
// signed result -> keep it
// unsigned result -> cast result to unsigned
//
// SPIR-V unsigned arg -> cast it to signed
// signed result -> keept it
// unsigned result -> cast result to unsigned
const auto assembly = Preamble() + R"(
; signed arg
; signed result
%1 = OpExtInst %int %glsl FindSMsb %i1
%2 = OpExtInst %v2int %glsl FindSMsb %v2i1
; signed arg
; unsigned result
%3 = OpExtInst %uint %glsl FindSMsb %i1
%4 = OpExtInst %v2uint %glsl FindSMsb %v2i1
; unsigned arg
; signed result
%5 = OpExtInst %int %glsl FindSMsb %u1
%6 = OpExtInst %v2int %glsl FindSMsb %v2u1
; unsigned arg
; unsigned result
%7 = OpExtInst %uint %glsl FindSMsb %u1
%8 = OpExtInst %v2uint %glsl FindSMsb %v2u1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr(R"(
let x_1 = firstLeadingBit(i1);
let x_2 = firstLeadingBit(v2i1);
let x_3 = bitcast<u32>(firstLeadingBit(i1));
let x_4 = bitcast<vec2u>(firstLeadingBit(v2i1));
let x_5 = firstLeadingBit(bitcast<i32>(u1));
let x_6 = firstLeadingBit(bitcast<vec2i>(v2u1));
let x_7 = bitcast<u32>(firstLeadingBit(bitcast<i32>(u1)));
let x_8 = bitcast<vec2u>(firstLeadingBit(bitcast<vec2i>(v2u1)));
)")) << body;
}
TEST_F(SpvParserTest, RectifyOperandsAndResult_FindUMsb) {
// Check signedness conversion of arguments and results.
// SPIR-V signed arg -> cast arg to unsigned
// signed result -> cast result to signed
// unsigned result -> keep it
//
// SPIR-V unsigned arg -> keep it
// signed result -> cast result to signed
// unsigned result -> keep it
const auto assembly = Preamble() + R"(
; signed arg
; signed result
%1 = OpExtInst %int %glsl FindUMsb %i1
%2 = OpExtInst %v2int %glsl FindUMsb %v2i1
; signed arg
; unsigned result
%3 = OpExtInst %uint %glsl FindUMsb %i1
%4 = OpExtInst %v2uint %glsl FindUMsb %v2i1
; unsigned arg
; signed result
%5 = OpExtInst %int %glsl FindUMsb %u1
%6 = OpExtInst %v2int %glsl FindUMsb %v2u1
; unsigned arg
; unsigned result
%7 = OpExtInst %uint %glsl FindUMsb %u1
%8 = OpExtInst %v2uint %glsl FindUMsb %v2u1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr(R"(
let x_1 = bitcast<i32>(firstLeadingBit(bitcast<u32>(i1)));
let x_2 = bitcast<vec2i>(firstLeadingBit(bitcast<vec2u>(v2i1)));
let x_3 = firstLeadingBit(bitcast<u32>(i1));
let x_4 = firstLeadingBit(bitcast<vec2u>(v2i1));
let x_5 = bitcast<i32>(firstLeadingBit(u1));
let x_6 = bitcast<vec2i>(firstLeadingBit(v2u1));
let x_7 = firstLeadingBit(u1);
let x_8 = firstLeadingBit(v2u1);
)")) << body;
}
struct DataPackingCase {
std::string opcode;
std::string wgsl_func;
uint32_t vec_size;
};
inline std::ostream& operator<<(std::ostream& out, DataPackingCase c) {
out << "DataPacking(" << c.opcode << ")";
return out;
}
using SpvParserTest_GlslStd450_DataPacking =
SpvParserTestBase<::testing::TestWithParam<DataPackingCase>>;
TEST_P(SpvParserTest_GlslStd450_DataPacking, Valid) {
auto param = GetParam();
const auto assembly = Preamble() + R"(
%1 = OpExtInst %uint %glsl )" +
param.opcode + (param.vec_size == 2 ? " %v2f1" : " %v4f1") + R"(
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + param.wgsl_func + "(v" +
std::to_string(param.vec_size) + "f1);"))
<< body;
}
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_DataPacking,
::testing::ValuesIn(std::vector<DataPackingCase>{
{"PackSnorm4x8", "pack4x8snorm", 4},
{"PackUnorm4x8", "pack4x8unorm", 4},
{"PackSnorm2x16", "pack2x16snorm", 2},
{"PackUnorm2x16", "pack2x16unorm", 2},
{"PackHalf2x16", "pack2x16float", 2}}));
using SpvParserTest_GlslStd450_DataUnpacking =
SpvParserTestBase<::testing::TestWithParam<DataPackingCase>>;
TEST_P(SpvParserTest_GlslStd450_DataUnpacking, Valid) {
auto param = GetParam();
const auto assembly = Preamble() + R"(
%1 = OpExtInst )" + (param.vec_size == 2 ? "%v2float" : "%v4float") +
std::string(" %glsl ") + param.opcode + R"( %u1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << assembly;
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
EXPECT_THAT(body, HasSubstr("let x_1 = " + param.wgsl_func + "(u1);")) << body;
}
INSTANTIATE_TEST_SUITE_P(Samples,
SpvParserTest_GlslStd450_DataUnpacking,
::testing::ValuesIn(std::vector<DataPackingCase>{
{"UnpackSnorm4x8", "unpack4x8snorm", 4},
{"UnpackUnorm4x8", "unpack4x8unorm", 4},
{"UnpackSnorm2x16", "unpack2x16snorm", 2},
{"UnpackUnorm2x16", "unpack2x16unorm", 2},
{"UnpackHalf2x16", "unpack2x16float", 2}}));
TEST_F(SpvParserTest, GlslStd450_Refract_Scalar) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %float %glsl Refract %f1 %f2 %f3
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
const auto* expected = R"(let x_1 = refract(vec2f(f1, 0.0f), vec2f(f2, 0.0f), f3).x;)";
EXPECT_THAT(body, HasSubstr(expected)) << body;
}
TEST_F(SpvParserTest, GlslStd450_Refract_Vector) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v2float %glsl Refract %v2f1 %v2f2 %f3
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
const auto* expected = R"(let x_1 = refract(v2f1, v2f2, f3);)";
EXPECT_THAT(body, HasSubstr(expected)) << body;
}
TEST_F(SpvParserTest, GlslStd450_FaceForward_Scalar) {
const auto assembly = Preamble() + R"(
%99 = OpFAdd %float %f1 %f1 ; normal operand has only one use
%1 = OpExtInst %float %glsl FaceForward %99 %f2 %f3
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
// The %99 sum only has one use. Ensure it is evaluated only once by
// making a let-declaration for it, since it is the normal operand to
// the builtin function, and code generation uses it twice.
const auto* expected = R"(let x_1 = select(-(x_99), x_99, ((f2 * f3) < 0.0f));)";
EXPECT_THAT(body, HasSubstr(expected)) << body;
}
TEST_F(SpvParserTest, GlslStd450_FaceForward_Vector) {
const auto assembly = Preamble() + R"(
%99 = OpFAdd %v2float %v2f1 %v2f1
%1 = OpExtInst %v2float %glsl FaceForward %v2f1 %v2f2 %v2f3
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
const auto* expected = R"(let x_1 = faceForward(v2f1, v2f2, v2f3);)";
EXPECT_THAT(body, HasSubstr(expected)) << body;
}
TEST_F(SpvParserTest, GlslStd450_Reflect_Scalar) {
const auto assembly = Preamble() + R"(
%98 = OpFAdd %float %f1 %f1 ; has only one use
%99 = OpFAdd %float %f2 %f2 ; has only one use
%1 = OpExtInst %float %glsl Reflect %98 %99
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
// The %99 sum only has one use. Ensure it is evaluated only once by
// making a let-declaration for it, since it is the normal operand to
// the builtin function, and code generation uses it twice.
const auto* expected = R"(let x_1 = (x_98 - (2.0f * (x_99 * (x_99 * x_98))));)";
EXPECT_THAT(body, HasSubstr(expected)) << body;
}
TEST_F(SpvParserTest, GlslStd450_Reflect_Vector) {
const auto assembly = Preamble() + R"(
%98 = OpFAdd %v2float %v2f1 %v2f1
%99 = OpFAdd %v2float %v2f2 %v2f2
%1 = OpExtInst %v2float %glsl Reflect %98 %99
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
const auto* expected = R"(
let x_98 = (v2f1 + v2f1);
let x_99 = (v2f2 + v2f2);
let x_1 = reflect(x_98, x_99);
)";
EXPECT_THAT(body, HasSubstr(expected)) << body;
}
// For ldexp with signed second argument, see above.
TEST_F(SpvParserTest, GlslStd450_Ldexp_Scalar_Float_Uint) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %float %glsl Ldexp %f1 %u1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
const auto* expected = "let x_1 = ldexp(f1, i32(u1));";
EXPECT_THAT(body, HasSubstr(expected)) << body;
}
TEST_F(SpvParserTest, GlslStd450_Ldexp_Vector_Floatvec_Uintvec) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %v2float %glsl Ldexp %v2f1 %v2u1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
const auto* expected = "let x_1 = ldexp(v2f1, vec2i(v2u1));";
EXPECT_THAT(body, HasSubstr(expected)) << body;
}
using GlslStd450_Determinant = SpvParserTestBase<::testing::TestWithParam<std::string>>;
TEST_P(GlslStd450_Determinant, Test) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %float %glsl Determinant %)" +
GetParam() + R"(
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
std::string expected = "let x_1 = determinant(" + GetParam() + ");";
EXPECT_THAT(body, HasSubstr(expected)) << body;
}
INSTANTIATE_TEST_SUITE_P(Test,
GlslStd450_Determinant,
::testing::Values("m2x2f1", "m3x3f1", "m4x4f1"));
TEST_F(SpvParserTest, GlslStd450_MatrixInverse_mat2x2) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %mat2v2float %glsl MatrixInverse %m2x2f1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
std::string expected =
"let s = (1.0f / determinant(m2x2f1));\n"
"let x_1 = mat2x2f(vec2f((s * m2x2f1[1u][1u]), (-(s) * "
"m2x2f1[0u][1u])), vec2f((-(s) * m2x2f1[1u][0u]), (s * m2x2f1[0u][0u])));";
EXPECT_THAT(body, HasSubstr(expected)) << body;
}
TEST_F(SpvParserTest, GlslStd450_MatrixInverse_mat3x3) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %mat3v3float %glsl MatrixInverse %m3x3f1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
std::string expected =
"let s = (1.0f / determinant(m3x3f1));\n"
"let x_1 = (s * mat3x3f(vec3f(((m3x3f1[1u][1u] * m3x3f1[2u][2u]) - "
"(m3x3f1[1u][2u] * m3x3f1[2u][1u])), ((m3x3f1[0u][2u] * m3x3f1[2u][1u]) - (m3x3f1[0u][1u] "
"* m3x3f1[2u][2u])), ((m3x3f1[0u][1u] * m3x3f1[1u][2u]) - (m3x3f1[0u][2u] * "
"m3x3f1[1u][1u]))), vec3f(((m3x3f1[1u][2u] * m3x3f1[2u][0u]) - (m3x3f1[1u][0u] * "
"m3x3f1[2u][2u])), ((m3x3f1[0u][0u] * m3x3f1[2u][2u]) - (m3x3f1[0u][2u] * "
"m3x3f1[2u][0u])), ((m3x3f1[0u][2u] * m3x3f1[1u][0u]) - (m3x3f1[0u][0u] * "
"m3x3f1[1u][2u]))), vec3f(((m3x3f1[1u][0u] * m3x3f1[2u][1u]) - (m3x3f1[1u][1u] * "
"m3x3f1[2u][0u])), ((m3x3f1[0u][1u] * m3x3f1[2u][0u]) - (m3x3f1[0u][0u] * "
"m3x3f1[2u][1u])), ((m3x3f1[0u][0u] * m3x3f1[1u][1u]) - (m3x3f1[0u][1u] * "
"m3x3f1[1u][0u])))));";
EXPECT_THAT(body, HasSubstr(expected)) << body;
}
TEST_F(SpvParserTest, GlslStd450_MatrixInverse_mat4x4) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %mat4v4float %glsl MatrixInverse %m4x4f1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
std::string expected =
"let s = (1.0f / determinant(m4x4f1));\n"
"let x_1 = (s * mat4x4f(vec4f((((m4x4f1[1u][1u] * ((m4x4f1[2u][2u] * "
"m4x4f1[3u][3u]) - (m4x4f1[2u][3u] * m4x4f1[3u][2u]))) - (m4x4f1[1u][2u] * "
"((m4x4f1[2u][1u] * m4x4f1[3u][3u]) - (m4x4f1[2u][3u] * m4x4f1[3u][1u])))) + "
"(m4x4f1[1u][3u] * ((m4x4f1[2u][1u] * m4x4f1[3u][2u]) - (m4x4f1[2u][2u] * "
"m4x4f1[3u][1u])))), (((-(m4x4f1[0u][1u]) * ((m4x4f1[2u][2u] * m4x4f1[3u][3u]) - "
"(m4x4f1[2u][3u] * m4x4f1[3u][2u]))) + (m4x4f1[0u][2u] * ((m4x4f1[2u][1u] * "
"m4x4f1[3u][3u]) - (m4x4f1[2u][3u] * m4x4f1[3u][1u])))) - (m4x4f1[0u][3u] * "
"((m4x4f1[2u][1u] * m4x4f1[3u][2u]) - (m4x4f1[2u][2u] * m4x4f1[3u][1u])))), "
"(((m4x4f1[0u][1u] * ((m4x4f1[1u][2u] * m4x4f1[3u][3u]) - (m4x4f1[1u][3u] * "
"m4x4f1[3u][2u]))) - (m4x4f1[0u][2u] * ((m4x4f1[1u][1u] * m4x4f1[3u][3u]) - "
"(m4x4f1[1u][3u] * m4x4f1[3u][1u])))) + (m4x4f1[0u][3u] * ((m4x4f1[1u][1u] * "
"m4x4f1[3u][2u]) - (m4x4f1[1u][2u] * m4x4f1[3u][1u])))), (((-(m4x4f1[0u][1u]) * "
"((m4x4f1[1u][2u] * m4x4f1[2u][3u]) - (m4x4f1[1u][3u] * m4x4f1[2u][2u]))) + "
"(m4x4f1[0u][2u] * ((m4x4f1[1u][1u] * m4x4f1[2u][3u]) - (m4x4f1[1u][3u] * "
"m4x4f1[2u][1u])))) - (m4x4f1[0u][3u] * ((m4x4f1[1u][1u] * m4x4f1[2u][2u]) - "
"(m4x4f1[1u][2u] * m4x4f1[2u][1u]))))), vec4f((((-(m4x4f1[1u][0u]) * ((m4x4f1[2u][2u] "
"* m4x4f1[3u][3u]) - (m4x4f1[2u][3u] * m4x4f1[3u][2u]))) + (m4x4f1[1u][2u] * "
"((m4x4f1[2u][0u] * m4x4f1[3u][3u]) - (m4x4f1[2u][3u] * m4x4f1[3u][0u])))) - "
"(m4x4f1[1u][3u] * ((m4x4f1[2u][0u] * m4x4f1[3u][2u]) - (m4x4f1[2u][2u] * "
"m4x4f1[3u][0u])))), (((m4x4f1[0u][0u] * ((m4x4f1[2u][2u] * m4x4f1[3u][3u]) - "
"(m4x4f1[2u][3u] * m4x4f1[3u][2u]))) - (m4x4f1[0u][2u] * ((m4x4f1[2u][0u] * "
"m4x4f1[3u][3u]) - (m4x4f1[2u][3u] * m4x4f1[3u][0u])))) + (m4x4f1[0u][3u] * "
"((m4x4f1[2u][0u] * m4x4f1[3u][2u]) - (m4x4f1[2u][2u] * m4x4f1[3u][0u])))), "
"(((-(m4x4f1[0u][0u]) * ((m4x4f1[1u][2u] * m4x4f1[3u][3u]) - (m4x4f1[1u][3u] * "
"m4x4f1[3u][2u]))) + (m4x4f1[0u][2u] * ((m4x4f1[1u][0u] * m4x4f1[3u][3u]) - "
"(m4x4f1[1u][3u] * m4x4f1[3u][0u])))) - (m4x4f1[0u][3u] * ((m4x4f1[1u][0u] * "
"m4x4f1[3u][2u]) - (m4x4f1[1u][2u] * m4x4f1[3u][0u])))), (((m4x4f1[0u][0u] * "
"((m4x4f1[1u][2u] * m4x4f1[2u][3u]) - (m4x4f1[1u][3u] * m4x4f1[2u][2u]))) - "
"(m4x4f1[0u][2u] * ((m4x4f1[1u][0u] * m4x4f1[2u][3u]) - (m4x4f1[1u][3u] * "
"m4x4f1[2u][0u])))) + (m4x4f1[0u][3u] * ((m4x4f1[1u][0u] * m4x4f1[2u][2u]) - "
"(m4x4f1[1u][2u] * m4x4f1[2u][0u]))))), vec4f((((m4x4f1[1u][0u] * ((m4x4f1[2u][1u] * "
"m4x4f1[3u][3u]) - (m4x4f1[2u][3u] * m4x4f1[3u][1u]))) - (m4x4f1[1u][1u] * "
"((m4x4f1[2u][0u] * m4x4f1[3u][3u]) - (m4x4f1[2u][3u] * m4x4f1[3u][0u])))) + "
"(m4x4f1[1u][3u] * ((m4x4f1[2u][0u] * m4x4f1[3u][1u]) - (m4x4f1[2u][1u] * "
"m4x4f1[3u][0u])))), (((-(m4x4f1[0u][0u]) * ((m4x4f1[2u][1u] * m4x4f1[3u][3u]) - "
"(m4x4f1[2u][3u] * m4x4f1[3u][1u]))) + (m4x4f1[0u][1u] * ((m4x4f1[2u][0u] * "
"m4x4f1[3u][3u]) - (m4x4f1[2u][3u] * m4x4f1[3u][0u])))) - (m4x4f1[0u][3u] * "
"((m4x4f1[2u][0u] * m4x4f1[3u][1u]) - (m4x4f1[2u][1u] * m4x4f1[3u][0u])))), "
"(((m4x4f1[0u][0u] * ((m4x4f1[1u][1u] * m4x4f1[3u][3u]) - (m4x4f1[1u][3u] * "
"m4x4f1[3u][1u]))) - (m4x4f1[0u][1u] * ((m4x4f1[1u][0u] * m4x4f1[3u][3u]) - "
"(m4x4f1[1u][3u] * m4x4f1[3u][0u])))) + (m4x4f1[0u][3u] * ((m4x4f1[1u][0u] * "
"m4x4f1[3u][1u]) - (m4x4f1[1u][1u] * m4x4f1[3u][0u])))), (((-(m4x4f1[0u][0u]) * "
"((m4x4f1[1u][1u] * m4x4f1[2u][3u]) - (m4x4f1[1u][3u] * m4x4f1[2u][1u]))) + "
"(m4x4f1[0u][1u] * ((m4x4f1[1u][0u] * m4x4f1[2u][3u]) - (m4x4f1[1u][3u] * "
"m4x4f1[2u][0u])))) - (m4x4f1[0u][3u] * ((m4x4f1[1u][0u] * m4x4f1[2u][1u]) - "
"(m4x4f1[1u][1u] * m4x4f1[2u][0u]))))), vec4f((((-(m4x4f1[1u][0u]) * ((m4x4f1[2u][1u] "
"* m4x4f1[3u][2u]) - (m4x4f1[2u][2u] * m4x4f1[3u][1u]))) + (m4x4f1[1u][1u] * "
"((m4x4f1[2u][0u] * m4x4f1[3u][2u]) - (m4x4f1[2u][2u] * m4x4f1[3u][0u])))) - "
"(m4x4f1[1u][2u] * ((m4x4f1[2u][0u] * m4x4f1[3u][1u]) - (m4x4f1[2u][1u] * "
"m4x4f1[3u][0u])))), (((m4x4f1[0u][0u] * ((m4x4f1[2u][1u] * m4x4f1[3u][2u]) - "
"(m4x4f1[2u][2u] * m4x4f1[3u][1u]))) - (m4x4f1[0u][1u] * ((m4x4f1[2u][0u] * "
"m4x4f1[3u][2u]) - (m4x4f1[2u][2u] * m4x4f1[3u][0u])))) + (m4x4f1[0u][2u] * "
"((m4x4f1[2u][0u] * m4x4f1[3u][1u]) - (m4x4f1[2u][1u] * m4x4f1[3u][0u])))), "
"(((-(m4x4f1[0u][0u]) * ((m4x4f1[1u][1u] * m4x4f1[3u][2u]) - (m4x4f1[1u][2u] * "
"m4x4f1[3u][1u]))) + (m4x4f1[0u][1u] * ((m4x4f1[1u][0u] * m4x4f1[3u][2u]) - "
"(m4x4f1[1u][2u] * m4x4f1[3u][0u])))) - (m4x4f1[0u][2u] * ((m4x4f1[1u][0u] * "
"m4x4f1[3u][1u]) - (m4x4f1[1u][1u] * m4x4f1[3u][0u])))), (((m4x4f1[0u][0u] * "
"((m4x4f1[1u][1u] * m4x4f1[2u][2u]) - (m4x4f1[1u][2u] * m4x4f1[2u][1u]))) - "
"(m4x4f1[0u][1u] * ((m4x4f1[1u][0u] * m4x4f1[2u][2u]) - (m4x4f1[1u][2u] * "
"m4x4f1[2u][0u])))) + (m4x4f1[0u][2u] * ((m4x4f1[1u][0u] * m4x4f1[2u][1u]) - "
"(m4x4f1[1u][1u] * m4x4f1[2u][0u])))))));";
EXPECT_THAT(body, HasSubstr(expected)) << body;
}
TEST_F(SpvParserTest, GlslStd450_MatrixInverse_MultipleInScope) {
const auto assembly = Preamble() + R"(
%1 = OpExtInst %mat2v2float %glsl MatrixInverse %m2x2f1
%2 = OpExtInst %mat2v2float %glsl MatrixInverse %m2x2f1
OpReturn
OpFunctionEnd
)";
auto p = parser(test::Assemble(assembly));
ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
auto fe = p->function_emitter(100);
EXPECT_TRUE(fe.EmitBody()) << p->error();
auto ast_body = fe.ast_body();
const auto body = test::ToString(p->program(), ast_body);
std::string expected =
"let s = (1.0f / determinant(m2x2f1));\n"
"let x_1 = mat2x2f(vec2f((s * m2x2f1[1u][1u]), (-(s) * "
"m2x2f1[0u][1u])), vec2f((-(s) * m2x2f1[1u][0u]), (s * m2x2f1[0u][0u])));\n"
"let s_1 = (1.0f / determinant(m2x2f1));\n"
"let x_2 = mat2x2f(vec2f((s_1 * m2x2f1[1u][1u]), (-(s_1) * "
"m2x2f1[0u][1u])), vec2f((-(s_1) * m2x2f1[1u][0u]), (s_1 * m2x2f1[0u][0u])));";
EXPECT_THAT(body, HasSubstr(expected)) << body;
}
} // namespace
} // namespace tint::reader::spirv