|  | // Copyright (c) 2019 Google LLC. | 
|  | // | 
|  | // 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 <vector> | 
|  |  | 
|  | #include "gmock/gmock.h" | 
|  | #include "test/opt/pass_fixture.h" | 
|  | #include "test/opt/pass_utils.h" | 
|  |  | 
|  | namespace spvtools { | 
|  | namespace opt { | 
|  | namespace { | 
|  |  | 
|  | using AmdExtToKhrTest = PassTest<::testing::Test>; | 
|  |  | 
|  | using ::testing::HasSubstr; | 
|  |  | 
|  | std::string GetTest(std::string op_code, std::string new_op_code) { | 
|  | const std::string text = R"( | 
|  | ; CHECK: OpCapability Shader | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_shader_ballot" | 
|  | ; CHECK: OpFunction | 
|  | ; CHECK-NEXT: OpLabel | 
|  | ; CHECK-NEXT: [[undef:%\w+]] = OpUndef %uint | 
|  | ; CHECK-NEXT: )" + new_op_code + | 
|  | R"( %uint %uint_3 Reduce [[undef]] | 
|  | OpCapability Shader | 
|  | OpCapability Groups | 
|  | OpExtension "SPV_AMD_shader_ballot" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %1 "func" | 
|  | OpExecutionMode %1 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %3 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %uint_3 = OpConstant %uint 3 | 
|  | %1 = OpFunction %void None %3 | 
|  | %6 = OpLabel | 
|  | %7 = OpUndef %uint | 
|  | %8 = )" + op_code + | 
|  | R"( %uint %uint_3 Reduce %7 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  |  | 
|  | )"; | 
|  | return text; | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceGroupIAddNonUniformAMD) { | 
|  | std::string text = | 
|  | GetTest("OpGroupIAddNonUniformAMD", "OpGroupNonUniformIAdd"); | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  | TEST_F(AmdExtToKhrTest, ReplaceGroupFAddNonUniformAMD) { | 
|  | std::string text = | 
|  | GetTest("OpGroupFAddNonUniformAMD", "OpGroupNonUniformFAdd"); | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  | TEST_F(AmdExtToKhrTest, ReplaceGroupUMinNonUniformAMD) { | 
|  | std::string text = | 
|  | GetTest("OpGroupUMinNonUniformAMD", "OpGroupNonUniformUMin"); | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  | TEST_F(AmdExtToKhrTest, ReplaceGroupSMinNonUniformAMD) { | 
|  | std::string text = | 
|  | GetTest("OpGroupSMinNonUniformAMD", "OpGroupNonUniformSMin"); | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  | TEST_F(AmdExtToKhrTest, ReplaceGroupFMinNonUniformAMD) { | 
|  | std::string text = | 
|  | GetTest("OpGroupFMinNonUniformAMD", "OpGroupNonUniformFMin"); | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  | TEST_F(AmdExtToKhrTest, ReplaceGroupUMaxNonUniformAMD) { | 
|  | std::string text = | 
|  | GetTest("OpGroupUMaxNonUniformAMD", "OpGroupNonUniformUMax"); | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  | TEST_F(AmdExtToKhrTest, ReplaceGroupSMaxNonUniformAMD) { | 
|  | std::string text = | 
|  | GetTest("OpGroupSMaxNonUniformAMD", "OpGroupNonUniformSMax"); | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  | TEST_F(AmdExtToKhrTest, ReplaceGroupFMaxNonUniformAMD) { | 
|  | std::string text = | 
|  | GetTest("OpGroupFMaxNonUniformAMD", "OpGroupNonUniformFMax"); | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceMbcntAMD) { | 
|  | const std::string text = R"( | 
|  | ; CHECK: OpCapability Shader | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_shader_ballot" | 
|  | ; CHECK-NOT: OpExtInstImport "SPV_AMD_shader_ballot" | 
|  | ; CHECK: OpDecorate [[var:%\w+]] BuiltIn SubgroupLtMask | 
|  | ; CHECK: [[var]] = OpVariable %_ptr_Input_v4uint Input | 
|  | ; CHECK: OpFunction | 
|  | ; CHECK-NEXT: OpLabel | 
|  | ; CHECK-NEXT: [[ld:%\w+]] = OpLoad %v4uint [[var]] | 
|  | ; CHECK-NEXT: [[shuffle:%\w+]] = OpVectorShuffle %v2uint [[ld]] [[ld]] 0 1 | 
|  | ; CHECK-NEXT: [[bitcast:%\w+]] = OpBitcast %ulong [[shuffle]] | 
|  | ; CHECK-NEXT: [[and:%\w+]] = OpBitwiseAnd %ulong [[bitcast]] %ulong_0 | 
|  | ; CHECK-NEXT: [[result:%\w+]] = OpBitCount %uint [[and]] | 
|  | OpCapability Shader | 
|  | OpCapability Int64 | 
|  | OpExtension "SPV_AMD_shader_ballot" | 
|  | %1 = OpExtInstImport "SPV_AMD_shader_ballot" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %2 "func" | 
|  | OpExecutionMode %2 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %4 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %ulong = OpTypeInt 64 0 | 
|  | %ulong_0 = OpConstant %ulong 0 | 
|  | %2 = OpFunction %void None %4 | 
|  | %8 = OpLabel | 
|  | %9 = OpExtInst %uint %1 MbcntAMD %ulong_0 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceSwizzleInvocationsAMD) { | 
|  | const std::string text = R"( | 
|  | ; CHECK: OpCapability Shader | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_shader_ballot" | 
|  | ; CHECK-NOT: OpExtInstImport "SPV_AMD_shader_ballot" | 
|  | ; CHECK: OpDecorate [[var:%\w+]] BuiltIn SubgroupLocalInvocationId | 
|  | ; CHECK: [[subgroup:%\w+]] = OpConstant %uint 3 | 
|  | ; CHECK: [[offset:%\w+]] = OpConstantComposite %v4uint | 
|  | ; CHECK: [[var]] = OpVariable %_ptr_Input_uint Input | 
|  | ; CHECK: [[uint_max:%\w+]] = OpConstant %uint 4294967295 | 
|  | ; CHECK: [[ballot_value:%\w+]] = OpConstantComposite %v4uint [[uint_max]] [[uint_max]] [[uint_max]] [[uint_max]] | 
|  | ; CHECK: [[null:%\w+]] = OpConstantNull [[type:%\w+]] | 
|  | ; CHECK: OpFunction | 
|  | ; CHECK-NEXT: OpLabel | 
|  | ; CHECK-NEXT: [[data:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[id:%\w+]] = OpLoad %uint [[var]] | 
|  | ; CHECK-NEXT: [[quad_idx:%\w+]] = OpBitwiseAnd %uint [[id]] %uint_3 | 
|  | ; CHECK-NEXT: [[quad_ldr:%\w+]] = OpBitwiseXor %uint [[id]] [[quad_idx]] | 
|  | ; CHECK-NEXT: [[my_offset:%\w+]] = OpVectorExtractDynamic %uint [[offset]] [[quad_idx]] | 
|  | ; CHECK-NEXT: [[target_inv:%\w+]] = OpIAdd %uint [[quad_ldr]] [[my_offset]] | 
|  | ; CHECK-NEXT: [[is_active:%\w+]] = OpGroupNonUniformBallotBitExtract %bool [[subgroup]] [[ballot_value]] [[target_inv]] | 
|  | ; CHECK-NEXT: [[shuffle:%\w+]] = OpGroupNonUniformShuffle [[type]] [[subgroup]] [[data]] [[target_inv]] | 
|  | ; CHECK-NEXT: [[result:%\w+]] = OpSelect [[type]] [[is_active]] [[shuffle]] [[null]] | 
|  | OpCapability Shader | 
|  | OpExtension "SPV_AMD_shader_ballot" | 
|  | %ext = OpExtInstImport "SPV_AMD_shader_ballot" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %1 "func" | 
|  | OpExecutionMode %1 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %3 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %uint_x = OpConstant %uint 1 | 
|  | %uint_y = OpConstant %uint 2 | 
|  | %uint_z = OpConstant %uint 3 | 
|  | %uint_w = OpConstant %uint 0 | 
|  | %v4uint = OpTypeVector %uint 4 | 
|  | %offset = OpConstantComposite %v4uint %uint_x %uint_y %uint_z %uint_x | 
|  | %1 = OpFunction %void None %3 | 
|  | %6 = OpLabel | 
|  | %data = OpUndef %uint | 
|  | %9 = OpExtInst %uint %ext SwizzleInvocationsAMD %data %offset | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  | TEST_F(AmdExtToKhrTest, ReplaceSwizzleInvocationsMaskedAMD) { | 
|  | const std::string text = R"( | 
|  | ; CHECK: OpCapability Shader | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_shader_ballot" | 
|  | ; CHECK-NOT: OpExtInstImport "SPV_AMD_shader_ballot" | 
|  | ; CHECK: OpDecorate [[var:%\w+]] BuiltIn SubgroupLocalInvocationId | 
|  | ; CHECK: [[x:%\w+]] = OpConstant %uint 19 | 
|  | ; CHECK: [[y:%\w+]] = OpConstant %uint 12 | 
|  | ; CHECK: [[z:%\w+]] = OpConstant %uint 16 | 
|  | ; CHECK: [[var]] = OpVariable %_ptr_Input_uint Input | 
|  | ; CHECK: [[mask_extend:%\w+]] = OpConstant %uint 4294967264 | 
|  | ; CHECK: [[uint_max:%\w+]] = OpConstant %uint 4294967295 | 
|  | ; CHECK: [[subgroup:%\w+]] = OpConstant %uint 3 | 
|  | ; CHECK: [[ballot_value:%\w+]] = OpConstantComposite %v4uint [[uint_max]] [[uint_max]] [[uint_max]] [[uint_max]] | 
|  | ; CHECK: [[null:%\w+]] = OpConstantNull [[type:%\w+]] | 
|  | ; CHECK: OpFunction | 
|  | ; CHECK-NEXT: OpLabel | 
|  | ; CHECK-NEXT: [[data:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[id:%\w+]] = OpLoad %uint [[var]] | 
|  | ; CHECK-NEXT: [[and_mask:%\w+]] = OpBitwiseOr %uint [[x]] [[mask_extend]] | 
|  | ; CHECK-NEXT: [[and:%\w+]] = OpBitwiseAnd %uint [[id]] [[and_mask]] | 
|  | ; CHECK-NEXT: [[or:%\w+]] = OpBitwiseOr %uint [[and]] [[y]] | 
|  | ; CHECK-NEXT: [[target_inv:%\w+]] = OpBitwiseXor %uint [[or]] [[z]] | 
|  | ; CHECK-NEXT: [[is_active:%\w+]] = OpGroupNonUniformBallotBitExtract %bool [[subgroup]] [[ballot_value]] [[target_inv]] | 
|  | ; CHECK-NEXT: [[shuffle:%\w+]] = OpGroupNonUniformShuffle [[type]] [[subgroup]] [[data]] [[target_inv]] | 
|  | ; CHECK-NEXT: [[result:%\w+]] = OpSelect [[type]] [[is_active]] [[shuffle]] [[null]] | 
|  | OpCapability Shader | 
|  | OpExtension "SPV_AMD_shader_ballot" | 
|  | %ext = OpExtInstImport "SPV_AMD_shader_ballot" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %1 "func" | 
|  | OpExecutionMode %1 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %3 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %uint_x = OpConstant %uint 19 | 
|  | %uint_y = OpConstant %uint 12 | 
|  | %uint_z = OpConstant %uint 16 | 
|  | %v3uint = OpTypeVector %uint 3 | 
|  | %mask = OpConstantComposite %v3uint %uint_x %uint_y %uint_z | 
|  | %1 = OpFunction %void None %3 | 
|  | %6 = OpLabel | 
|  | %data = OpUndef %uint | 
|  | %9 = OpExtInst %uint %ext SwizzleInvocationsMaskedAMD %data %mask | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceWriteInvocationAMD) { | 
|  | const std::string text = R"( | 
|  | ; CHECK: OpCapability Shader | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_shader_ballot" | 
|  | ; CHECK-NOT: OpExtInstImport "SPV_AMD_shader_ballot" | 
|  | ; CHECK: OpDecorate [[var:%\w+]] BuiltIn SubgroupLocalInvocationId | 
|  | ; CHECK: [[var]] = OpVariable %_ptr_Input_uint Input | 
|  | ; CHECK: OpFunction | 
|  | ; CHECK-NEXT: OpLabel | 
|  | ; CHECK-NEXT: [[input_val:%\w+]] = OpUndef %uint | 
|  | ; CHECK-NEXT: [[write_val:%\w+]] = OpUndef %uint | 
|  | ; CHECK-NEXT: [[ld:%\w+]] = OpLoad %uint [[var]] | 
|  | ; CHECK-NEXT: [[cmp:%\w+]] = OpIEqual %bool [[ld]] %uint_3 | 
|  | ; CHECK-NEXT: [[result:%\w+]] = OpSelect %uint [[cmp]] [[write_val]] [[input_val]] | 
|  | OpCapability Shader | 
|  | OpExtension "SPV_AMD_shader_ballot" | 
|  | %ext = OpExtInstImport "SPV_AMD_shader_ballot" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %1 "func" | 
|  | OpExecutionMode %1 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %3 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %uint_3 = OpConstant %uint 3 | 
|  | %1 = OpFunction %void None %3 | 
|  | %6 = OpLabel | 
|  | %7 = OpUndef %uint | 
|  | %8 = OpUndef %uint | 
|  | %9 = OpExtInst %uint %ext WriteInvocationAMD %7 %8 %uint_3 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceFMin3AMD) { | 
|  | const std::string text = R"( | 
|  | ; CHECK: OpCapability Shader | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK-NOT: OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK: [[ext:%\w+]] = OpExtInstImport "GLSL.std.450" | 
|  | ; CHECK: [[type:%\w+]] = OpTypeFloat 32 | 
|  | ; CHECK: OpFunction | 
|  | ; CHECK-NEXT: OpLabel | 
|  | ; CHECK-NEXT: [[x:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[y:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[z:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[temp:%\w+]] = OpExtInst [[type]] [[ext]] FMin [[x]] [[y]] | 
|  | ; CHECK-NEXT: [[result:%\w+]] = OpExtInst [[type]] [[ext]] FMin [[temp]] [[z]] | 
|  | OpCapability Shader | 
|  | OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | %ext = OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %1 "func" | 
|  | OpExecutionMode %1 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %3 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %float = OpTypeFloat 32 | 
|  | %uint_3 = OpConstant %uint 3 | 
|  | %1 = OpFunction %void None %3 | 
|  | %6 = OpLabel | 
|  | %7 = OpUndef %float | 
|  | %8 = OpUndef %float | 
|  | %9 = OpUndef %float | 
|  | %10 = OpExtInst %float %ext FMin3AMD %7 %8 %9 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceSMin3AMD) { | 
|  | const std::string text = R"( | 
|  | ; CHECK: OpCapability Shader | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK-NOT: OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK: [[ext:%\w+]] = OpExtInstImport "GLSL.std.450" | 
|  | ; CHECK: [[type:%\w+]] = OpTypeInt 32 1 | 
|  | ; CHECK: OpFunction | 
|  | ; CHECK-NEXT: OpLabel | 
|  | ; CHECK-NEXT: [[x:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[y:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[z:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[temp:%\w+]] = OpExtInst [[type]] [[ext]] SMin [[x]] [[y]] | 
|  | ; CHECK-NEXT: [[result:%\w+]] = OpExtInst [[type]] [[ext]] SMin [[temp]] [[z]] | 
|  | OpCapability Shader | 
|  | OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | %ext = OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %1 "func" | 
|  | OpExecutionMode %1 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %3 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %int = OpTypeInt 32 1 | 
|  | %float = OpTypeFloat 32 | 
|  | %uint_3 = OpConstant %uint 3 | 
|  | %1 = OpFunction %void None %3 | 
|  | %6 = OpLabel | 
|  | %7 = OpUndef %int | 
|  | %8 = OpUndef %int | 
|  | %9 = OpUndef %int | 
|  | %10 = OpExtInst %int %ext SMin3AMD %7 %8 %9 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceUMin3AMD) { | 
|  | const std::string text = R"( | 
|  | ; CHECK: OpCapability Shader | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK-NOT: OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK: [[ext:%\w+]] = OpExtInstImport "GLSL.std.450" | 
|  | ; CHECK: [[type:%\w+]] = OpTypeInt 32 0 | 
|  | ; CHECK: OpFunction | 
|  | ; CHECK-NEXT: OpLabel | 
|  | ; CHECK-NEXT: [[x:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[y:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[z:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[temp:%\w+]] = OpExtInst [[type]] [[ext]] UMin [[x]] [[y]] | 
|  | ; CHECK-NEXT: [[result:%\w+]] = OpExtInst [[type]] [[ext]] UMin [[temp]] [[z]] | 
|  | OpCapability Shader | 
|  | OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | %ext = OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %1 "func" | 
|  | OpExecutionMode %1 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %3 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %int = OpTypeInt 32 1 | 
|  | %float = OpTypeFloat 32 | 
|  | %uint_3 = OpConstant %uint 3 | 
|  | %1 = OpFunction %void None %3 | 
|  | %6 = OpLabel | 
|  | %7 = OpUndef %uint | 
|  | %8 = OpUndef %uint | 
|  | %9 = OpUndef %uint | 
|  | %10 = OpExtInst %uint %ext UMin3AMD %7 %8 %9 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceFMax3AMD) { | 
|  | const std::string text = R"( | 
|  | ; CHECK: OpCapability Shader | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK-NOT: OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK: [[ext:%\w+]] = OpExtInstImport "GLSL.std.450" | 
|  | ; CHECK: [[type:%\w+]] = OpTypeFloat 32 | 
|  | ; CHECK: OpFunction | 
|  | ; CHECK-NEXT: OpLabel | 
|  | ; CHECK-NEXT: [[x:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[y:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[z:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[temp:%\w+]] = OpExtInst [[type]] [[ext]] FMax [[x]] [[y]] | 
|  | ; CHECK-NEXT: [[result:%\w+]] = OpExtInst [[type]] [[ext]] FMax [[temp]] [[z]] | 
|  | OpCapability Shader | 
|  | OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | %ext = OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %1 "func" | 
|  | OpExecutionMode %1 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %3 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %float = OpTypeFloat 32 | 
|  | %uint_3 = OpConstant %uint 3 | 
|  | %1 = OpFunction %void None %3 | 
|  | %6 = OpLabel | 
|  | %7 = OpUndef %float | 
|  | %8 = OpUndef %float | 
|  | %9 = OpUndef %float | 
|  | %10 = OpExtInst %float %ext FMax3AMD %7 %8 %9 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceSMax3AMD) { | 
|  | const std::string text = R"( | 
|  | ; CHECK: OpCapability Shader | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK-NOT: OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK: [[ext:%\w+]] = OpExtInstImport "GLSL.std.450" | 
|  | ; CHECK: [[type:%\w+]] = OpTypeInt 32 1 | 
|  | ; CHECK: OpFunction | 
|  | ; CHECK-NEXT: OpLabel | 
|  | ; CHECK-NEXT: [[x:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[y:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[z:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[temp:%\w+]] = OpExtInst [[type]] [[ext]] SMax [[x]] [[y]] | 
|  | ; CHECK-NEXT: [[result:%\w+]] = OpExtInst [[type]] [[ext]] SMax [[temp]] [[z]] | 
|  | OpCapability Shader | 
|  | OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | %ext = OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %1 "func" | 
|  | OpExecutionMode %1 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %3 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %int = OpTypeInt 32 1 | 
|  | %float = OpTypeFloat 32 | 
|  | %uint_3 = OpConstant %uint 3 | 
|  | %1 = OpFunction %void None %3 | 
|  | %6 = OpLabel | 
|  | %7 = OpUndef %int | 
|  | %8 = OpUndef %int | 
|  | %9 = OpUndef %int | 
|  | %10 = OpExtInst %int %ext SMax3AMD %7 %8 %9 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceUMax3AMD) { | 
|  | const std::string text = R"( | 
|  | ; CHECK: OpCapability Shader | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK-NOT: OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK: [[ext:%\w+]] = OpExtInstImport "GLSL.std.450" | 
|  | ; CHECK: [[type:%\w+]] = OpTypeInt 32 0 | 
|  | ; CHECK: OpFunction | 
|  | ; CHECK-NEXT: OpLabel | 
|  | ; CHECK-NEXT: [[x:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[y:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[z:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[temp:%\w+]] = OpExtInst [[type]] [[ext]] UMax [[x]] [[y]] | 
|  | ; CHECK-NEXT: [[result:%\w+]] = OpExtInst [[type]] [[ext]] UMax [[temp]] [[z]] | 
|  | OpCapability Shader | 
|  | OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | %ext = OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %1 "func" | 
|  | OpExecutionMode %1 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %3 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %int = OpTypeInt 32 1 | 
|  | %float = OpTypeFloat 32 | 
|  | %uint_3 = OpConstant %uint 3 | 
|  | %1 = OpFunction %void None %3 | 
|  | %6 = OpLabel | 
|  | %7 = OpUndef %uint | 
|  | %8 = OpUndef %uint | 
|  | %9 = OpUndef %uint | 
|  | %10 = OpExtInst %uint %ext UMax3AMD %7 %8 %9 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceVecUMax3AMD) { | 
|  | const std::string text = R"( | 
|  | ; CHECK: OpCapability Shader | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK-NOT: OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK: [[ext:%\w+]] = OpExtInstImport "GLSL.std.450" | 
|  | ; CHECK: [[type:%\w+]] = OpTypeVector | 
|  | ; CHECK: OpFunction | 
|  | ; CHECK-NEXT: OpLabel | 
|  | ; CHECK-NEXT: [[x:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[y:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[z:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[temp:%\w+]] = OpExtInst [[type]] [[ext]] UMax [[x]] [[y]] | 
|  | ; CHECK-NEXT: [[result:%\w+]] = OpExtInst [[type]] [[ext]] UMax [[temp]] [[z]] | 
|  | OpCapability Shader | 
|  | OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | %ext = OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %1 "func" | 
|  | OpExecutionMode %1 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %3 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %vec = OpTypeVector %uint 4 | 
|  | %int = OpTypeInt 32 1 | 
|  | %float = OpTypeFloat 32 | 
|  | %uint_3 = OpConstant %uint 3 | 
|  | %1 = OpFunction %void None %3 | 
|  | %6 = OpLabel | 
|  | %7 = OpUndef %vec | 
|  | %8 = OpUndef %vec | 
|  | %9 = OpUndef %vec | 
|  | %10 = OpExtInst %vec %ext UMax3AMD %7 %8 %9 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceFMid3AMD) { | 
|  | const std::string text = R"( | 
|  | ; CHECK: OpCapability Shader | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK-NOT: OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK: [[ext:%\w+]] = OpExtInstImport "GLSL.std.450" | 
|  | ; CHECK: [[type:%\w+]] = OpTypeFloat 32 | 
|  | ; CHECK: OpFunction | 
|  | ; CHECK-NEXT: OpLabel | 
|  | ; CHECK-NEXT: [[x:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[y:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[z:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[min:%\w+]] = OpExtInst [[type]] [[ext]] FMin [[y]] [[z]] | 
|  | ; CHECK-NEXT: [[max:%\w+]] = OpExtInst [[type]] [[ext]] FMax [[y]] [[z]] | 
|  | ; CHECK-NEXT: [[result:%\w+]] = OpExtInst [[type]] [[ext]] FClamp [[x]] [[min]] [[max]] | 
|  | OpCapability Shader | 
|  | OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | %ext = OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %1 "func" | 
|  | OpExecutionMode %1 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %3 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %float = OpTypeFloat 32 | 
|  | %uint_3 = OpConstant %uint 3 | 
|  | %1 = OpFunction %void None %3 | 
|  | %6 = OpLabel | 
|  | %7 = OpUndef %float | 
|  | %8 = OpUndef %float | 
|  | %9 = OpUndef %float | 
|  | %10 = OpExtInst %float %ext FMid3AMD %7 %8 %9 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceSMid3AMD) { | 
|  | const std::string text = R"( | 
|  | ; CHECK: OpCapability Shader | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK-NOT: OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK: [[ext:%\w+]] = OpExtInstImport "GLSL.std.450" | 
|  | ; CHECK: [[type:%\w+]] = OpTypeInt 32 1 | 
|  | ; CHECK: OpFunction | 
|  | ; CHECK-NEXT: OpLabel | 
|  | ; CHECK-NEXT: [[x:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[y:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[z:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[min:%\w+]] = OpExtInst [[type]] [[ext]] SMin [[y]] [[z]] | 
|  | ; CHECK-NEXT: [[max:%\w+]] = OpExtInst [[type]] [[ext]] SMax [[y]] [[z]] | 
|  | ; CHECK-NEXT: [[result:%\w+]] = OpExtInst [[type]] [[ext]] SClamp [[x]] [[min]] [[max]] | 
|  | OpCapability Shader | 
|  | OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | %ext = OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %1 "func" | 
|  | OpExecutionMode %1 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %3 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %int = OpTypeInt 32 1 | 
|  | %float = OpTypeFloat 32 | 
|  | %uint_3 = OpConstant %uint 3 | 
|  | %1 = OpFunction %void None %3 | 
|  | %6 = OpLabel | 
|  | %7 = OpUndef %int | 
|  | %8 = OpUndef %int | 
|  | %9 = OpUndef %int | 
|  | %10 = OpExtInst %int %ext SMid3AMD %7 %8 %9 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceUMid3AMD) { | 
|  | const std::string text = R"( | 
|  | ; CHECK: OpCapability Shader | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK-NOT: OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK: [[ext:%\w+]] = OpExtInstImport "GLSL.std.450" | 
|  | ; CHECK: [[type:%\w+]] = OpTypeInt 32 0 | 
|  | ; CHECK: OpFunction | 
|  | ; CHECK-NEXT: OpLabel | 
|  | ; CHECK-NEXT: [[x:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[y:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[z:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[min:%\w+]] = OpExtInst [[type]] [[ext]] UMin [[y]] [[z]] | 
|  | ; CHECK-NEXT: [[max:%\w+]] = OpExtInst [[type]] [[ext]] UMax [[y]] [[z]] | 
|  | ; CHECK-NEXT: [[result:%\w+]] = OpExtInst [[type]] [[ext]] UClamp [[x]] [[min]] [[max]] | 
|  | OpCapability Shader | 
|  | OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | %ext = OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %1 "func" | 
|  | OpExecutionMode %1 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %3 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %int = OpTypeInt 32 1 | 
|  | %float = OpTypeFloat 32 | 
|  | %uint_3 = OpConstant %uint 3 | 
|  | %1 = OpFunction %void None %3 | 
|  | %6 = OpLabel | 
|  | %7 = OpUndef %uint | 
|  | %8 = OpUndef %uint | 
|  | %9 = OpUndef %uint | 
|  | %10 = OpExtInst %uint %ext UMid3AMD %7 %8 %9 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceVecUMid3AMD) { | 
|  | const std::string text = R"( | 
|  | ; CHECK: OpCapability Shader | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK-NOT: OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | ; CHECK: [[ext:%\w+]] = OpExtInstImport "GLSL.std.450" | 
|  | ; CHECK: [[type:%\w+]] = OpTypeVector | 
|  | ; CHECK: OpFunction | 
|  | ; CHECK-NEXT: OpLabel | 
|  | ; CHECK-NEXT: [[x:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[y:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[z:%\w+]] = OpUndef [[type]] | 
|  | ; CHECK-NEXT: [[min:%\w+]] = OpExtInst [[type]] [[ext]] UMin [[y]] [[z]] | 
|  | ; CHECK-NEXT: [[max:%\w+]] = OpExtInst [[type]] [[ext]] UMax [[y]] [[z]] | 
|  | ; CHECK-NEXT: [[result:%\w+]] = OpExtInst [[type]] [[ext]] UClamp [[x]] [[min]] [[max]] | 
|  | OpCapability Shader | 
|  | OpExtension "SPV_AMD_shader_trinary_minmax" | 
|  | %ext = OpExtInstImport "SPV_AMD_shader_trinary_minmax" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %1 "func" | 
|  | OpExecutionMode %1 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %3 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %vec = OpTypeVector %uint 3 | 
|  | %int = OpTypeInt 32 1 | 
|  | %float = OpTypeFloat 32 | 
|  | %uint_3 = OpConstant %uint 3 | 
|  | %1 = OpFunction %void None %3 | 
|  | %6 = OpLabel | 
|  | %7 = OpUndef %vec | 
|  | %8 = OpUndef %vec | 
|  | %9 = OpUndef %vec | 
|  | %10 = OpExtInst %vec %ext UMid3AMD %7 %8 %9 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceCubeFaceCoordAMD) { | 
|  | // Sorry for the Check test.  The code sequence is so long, I do not think | 
|  | // that a match test would be anymore legible.  This tests the replacement of | 
|  | // the CubeFaceCoordAMD instruction. | 
|  | const std::string before = R"( | 
|  | OpCapability Shader | 
|  | OpExtension "SPV_KHR_storage_buffer_storage_class" | 
|  | OpExtension "SPV_AMD_gcn_shader" | 
|  | %1 = OpExtInstImport "SPV_AMD_gcn_shader" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint GLCompute %2 "main" | 
|  | OpExecutionMode %2 LocalSize 1 1 1 | 
|  | %void = OpTypeVoid | 
|  | %4 = OpTypeFunction %void | 
|  | %float = OpTypeFloat 32 | 
|  | %v2float = OpTypeVector %float 2 | 
|  | %v3float = OpTypeVector %float 3 | 
|  | %2 = OpFunction %void None %4 | 
|  | %8 = OpLabel | 
|  | %9 = OpUndef %v3float | 
|  | %10 = OpExtInst %v2float %1 CubeFaceCoordAMD %9 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | const std::string after = R"(OpCapability Shader | 
|  | OpExtension "SPV_KHR_storage_buffer_storage_class" | 
|  | %12 = OpExtInstImport "GLSL.std.450" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint GLCompute %2 "main" | 
|  | OpExecutionMode %2 LocalSize 1 1 1 | 
|  | %void = OpTypeVoid | 
|  | %4 = OpTypeFunction %void | 
|  | %float = OpTypeFloat 32 | 
|  | %v2float = OpTypeVector %float 2 | 
|  | %v3float = OpTypeVector %float 3 | 
|  | %bool = OpTypeBool | 
|  | %float_0 = OpConstant %float 0 | 
|  | %float_2 = OpConstant %float 2 | 
|  | %float_0_5 = OpConstant %float 0.5 | 
|  | %16 = OpConstantComposite %v2float %float_0_5 %float_0_5 | 
|  | %2 = OpFunction %void None %4 | 
|  | %8 = OpLabel | 
|  | %9 = OpUndef %v3float | 
|  | %17 = OpCompositeExtract %float %9 0 | 
|  | %18 = OpCompositeExtract %float %9 1 | 
|  | %19 = OpCompositeExtract %float %9 2 | 
|  | %20 = OpFNegate %float %17 | 
|  | %21 = OpFNegate %float %18 | 
|  | %22 = OpFNegate %float %19 | 
|  | %23 = OpExtInst %float %12 FAbs %17 | 
|  | %24 = OpExtInst %float %12 FAbs %18 | 
|  | %25 = OpExtInst %float %12 FAbs %19 | 
|  | %26 = OpFOrdLessThan %bool %19 %float_0 | 
|  | %27 = OpFOrdLessThan %bool %18 %float_0 | 
|  | %28 = OpFOrdLessThan %bool %17 %float_0 | 
|  | %29 = OpExtInst %float %12 FMax %23 %24 | 
|  | %30 = OpExtInst %float %12 FMax %25 %29 | 
|  | %31 = OpFMul %float %float_2 %30 | 
|  | %32 = OpFOrdGreaterThanEqual %bool %25 %29 | 
|  | %33 = OpLogicalNot %bool %32 | 
|  | %34 = OpFOrdGreaterThanEqual %bool %24 %23 | 
|  | %35 = OpLogicalAnd %bool %33 %34 | 
|  | %36 = OpSelect %float %26 %20 %17 | 
|  | %37 = OpSelect %float %28 %19 %22 | 
|  | %38 = OpSelect %float %35 %17 %37 | 
|  | %39 = OpSelect %float %32 %36 %38 | 
|  | %40 = OpSelect %float %27 %22 %19 | 
|  | %41 = OpSelect %float %35 %40 %21 | 
|  | %42 = OpCompositeConstruct %v2float %39 %41 | 
|  | %43 = OpCompositeConstruct %v2float %31 %31 | 
|  | %44 = OpFDiv %v2float %42 %43 | 
|  | %10 = OpFAdd %v2float %44 %16 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndCheck<AmdExtensionToKhrPass>(before, after, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, ReplaceCubeFaceIndexAMD) { | 
|  | // Sorry for the Check test.  The code sequence is so long, I do not think | 
|  | // that a match test would be anymore legible.  This tests the replacement of | 
|  | // the CubeFaceIndexAMD instruction. | 
|  | const std::string before = R"(OpCapability Shader | 
|  | OpExtension "SPV_KHR_storage_buffer_storage_class" | 
|  | OpExtension "SPV_AMD_gcn_shader" | 
|  | %1 = OpExtInstImport "SPV_AMD_gcn_shader" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint GLCompute %2 "main" | 
|  | OpExecutionMode %2 LocalSize 1 1 1 | 
|  | %void = OpTypeVoid | 
|  | %4 = OpTypeFunction %void | 
|  | %float = OpTypeFloat 32 | 
|  | %v3float = OpTypeVector %float 3 | 
|  | %2 = OpFunction %void None %4 | 
|  | %7 = OpLabel | 
|  | %8 = OpUndef %v3float | 
|  | %9 = OpExtInst %float %1 CubeFaceIndexAMD %8 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | const std::string after = R"(OpCapability Shader | 
|  | OpExtension "SPV_KHR_storage_buffer_storage_class" | 
|  | %11 = OpExtInstImport "GLSL.std.450" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint GLCompute %2 "main" | 
|  | OpExecutionMode %2 LocalSize 1 1 1 | 
|  | %void = OpTypeVoid | 
|  | %4 = OpTypeFunction %void | 
|  | %float = OpTypeFloat 32 | 
|  | %v3float = OpTypeVector %float 3 | 
|  | %bool = OpTypeBool | 
|  | %float_0 = OpConstant %float 0 | 
|  | %float_1 = OpConstant %float 1 | 
|  | %float_2 = OpConstant %float 2 | 
|  | %float_3 = OpConstant %float 3 | 
|  | %float_4 = OpConstant %float 4 | 
|  | %float_5 = OpConstant %float 5 | 
|  | %2 = OpFunction %void None %4 | 
|  | %7 = OpLabel | 
|  | %8 = OpUndef %v3float | 
|  | %18 = OpCompositeExtract %float %8 0 | 
|  | %19 = OpCompositeExtract %float %8 1 | 
|  | %20 = OpCompositeExtract %float %8 2 | 
|  | %21 = OpExtInst %float %11 FAbs %18 | 
|  | %22 = OpExtInst %float %11 FAbs %19 | 
|  | %23 = OpExtInst %float %11 FAbs %20 | 
|  | %24 = OpFOrdLessThan %bool %20 %float_0 | 
|  | %25 = OpFOrdLessThan %bool %19 %float_0 | 
|  | %26 = OpFOrdLessThan %bool %18 %float_0 | 
|  | %27 = OpExtInst %float %11 FMax %21 %22 | 
|  | %28 = OpFOrdGreaterThanEqual %bool %23 %27 | 
|  | %29 = OpFOrdGreaterThanEqual %bool %22 %21 | 
|  | %30 = OpSelect %float %24 %float_5 %float_4 | 
|  | %31 = OpSelect %float %25 %float_3 %float_2 | 
|  | %32 = OpSelect %float %26 %float_1 %float_0 | 
|  | %33 = OpSelect %float %29 %31 %32 | 
|  | %9 = OpSelect %float %28 %30 %33 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndCheck<AmdExtensionToKhrPass>(before, after, true); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, SetVersion) { | 
|  | const std::string text = R"( | 
|  | OpCapability Shader | 
|  | OpCapability Int64 | 
|  | OpExtension "SPV_AMD_shader_ballot" | 
|  | %1 = OpExtInstImport "SPV_AMD_shader_ballot" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %2 "func" | 
|  | OpExecutionMode %2 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %4 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %ulong = OpTypeInt 64 0 | 
|  | %ulong_0 = OpConstant %ulong 0 | 
|  | %2 = OpFunction %void None %4 | 
|  | %8 = OpLabel | 
|  | %9 = OpExtInst %uint %1 MbcntAMD %ulong_0 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | // Set the version to 1.1 and make sure it is upgraded to 1.3. | 
|  | SetTargetEnv(SPV_ENV_UNIVERSAL_1_1); | 
|  | SetDisassembleOptions(0); | 
|  | auto result = SinglePassRunAndDisassemble<AmdExtensionToKhrPass>( | 
|  | text, /* skip_nop = */ true, /* skip_validation = */ false); | 
|  |  | 
|  | EXPECT_EQ(Pass::Status::SuccessWithChange, std::get<1>(result)); | 
|  | const std::string& output = std::get<0>(result); | 
|  | EXPECT_THAT(output, HasSubstr("Version: 1.3")); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, SetVersion1) { | 
|  | const std::string text = R"( | 
|  | OpCapability Shader | 
|  | OpCapability Int64 | 
|  | OpExtension "SPV_AMD_shader_ballot" | 
|  | %1 = OpExtInstImport "SPV_AMD_shader_ballot" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %2 "func" | 
|  | OpExecutionMode %2 OriginUpperLeft | 
|  | %void = OpTypeVoid | 
|  | %4 = OpTypeFunction %void | 
|  | %uint = OpTypeInt 32 0 | 
|  | %ulong = OpTypeInt 64 0 | 
|  | %ulong_0 = OpConstant %ulong 0 | 
|  | %2 = OpFunction %void None %4 | 
|  | %8 = OpLabel | 
|  | %9 = OpExtInst %uint %1 MbcntAMD %ulong_0 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | // Set the version to 1.4 and make sure it is stays the same. | 
|  | SetTargetEnv(SPV_ENV_UNIVERSAL_1_4); | 
|  | SetDisassembleOptions(0); | 
|  | auto result = SinglePassRunAndDisassemble<AmdExtensionToKhrPass>( | 
|  | text, /* skip_nop = */ true, /* skip_validation = */ false); | 
|  |  | 
|  | EXPECT_EQ(Pass::Status::SuccessWithChange, std::get<1>(result)); | 
|  | const std::string& output = std::get<0>(result); | 
|  | EXPECT_THAT(output, HasSubstr("Version: 1.4")); | 
|  | } | 
|  |  | 
|  | TEST_F(AmdExtToKhrTest, TimeAMD) { | 
|  | const std::string text = R"( | 
|  | OpCapability Shader | 
|  | OpCapability Int64 | 
|  | OpExtension "SPV_AMD_gcn_shader" | 
|  | ; CHECK-NOT: OpExtension "SPV_AMD_gcn_shader" | 
|  | ; CHECK: OpExtension "SPV_KHR_shader_clock" | 
|  | %1 = OpExtInstImport "GLSL.std.450" | 
|  | %2 = OpExtInstImport "SPV_AMD_gcn_shader" | 
|  | ; CHECK-NOT: OpExtInstImport "SPV_AMD_gcn_shader" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %main "main" | 
|  | OpExecutionMode %main OriginUpperLeft | 
|  | OpSource GLSL 450 | 
|  | OpSourceExtension "GL_AMD_gcn_shader" | 
|  | OpSourceExtension "GL_ARB_gpu_shader_int64" | 
|  | OpName %main "main" | 
|  | OpName %time "time" | 
|  | %void = OpTypeVoid | 
|  | %6 = OpTypeFunction %void | 
|  | %ulong = OpTypeInt 64 0 | 
|  | %_ptr_Function_ulong = OpTypePointer Function %ulong | 
|  | %main = OpFunction %void None %6 | 
|  | %9 = OpLabel | 
|  | %time = OpVariable %_ptr_Function_ulong Function | 
|  | ; CHECK: [[uint:%\w+]] = OpTypeInt 32 0 | 
|  | ; CHECK: [[uint_3:%\w+]] = OpConstant [[uint]] 3 | 
|  | %10 = OpExtInst %ulong %2 TimeAMD | 
|  | ; CHECK: %10 = OpReadClockKHR %ulong [[uint_3]] | 
|  | OpStore %time %10 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | )"; | 
|  |  | 
|  | SinglePassRunAndMatch<AmdExtensionToKhrPass>(text, true); | 
|  | } | 
|  | }  // namespace | 
|  | }  // namespace opt | 
|  | }  // namespace spvtools |