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// 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 "gmock/gmock.h"
#include "test/opt/assembly_builder.h"
#include "test/opt/pass_fixture.h"
#include "test/opt/pass_utils.h"
namespace spvtools {
namespace opt {
namespace {
using WrapOpKillTest = PassTest<::testing::Test>;
TEST_F(WrapOpKillTest, SingleOpKill) {
const std::string text = R"(
; CHECK: OpEntryPoint Fragment [[main:%\w+]]
; CHECK: [[main]] = OpFunction
; CHECK: OpFunctionCall %void [[orig_kill:%\w+]]
; CHECK: [[orig_kill]] = OpFunction
; CHECK-NEXT: OpLabel
; CHECK-NEXT: OpFunctionCall %void [[new_kill:%\w+]]
; CHECK-NEXT: OpReturn
; CHECK: [[new_kill]] = OpFunction
; CHECK-NEXT: OpLabel
; CHECK-NEXT: OpKill
; CHECK-NEXT: OpFunctionEnd
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %main "main"
OpExecutionMode %main OriginUpperLeft
OpSource GLSL 330
OpName %main "main"
%void = OpTypeVoid
%5 = OpTypeFunction %void
%bool = OpTypeBool
%true = OpConstantTrue %bool
%main = OpFunction %void None %5
%8 = OpLabel
OpBranch %9
%9 = OpLabel
OpLoopMerge %10 %11 None
OpBranch %12
%12 = OpLabel
OpBranchConditional %true %13 %10
%13 = OpLabel
OpBranch %11
%11 = OpLabel
%14 = OpFunctionCall %void %kill_
OpBranch %9
%10 = OpLabel
OpReturn
OpFunctionEnd
%kill_ = OpFunction %void None %5
%15 = OpLabel
OpKill
OpFunctionEnd
)";
SinglePassRunAndMatch<WrapOpKill>(text, true);
}
TEST_F(WrapOpKillTest, MultipleOpKillInSameFunc) {
const std::string text = R"(
; CHECK: OpEntryPoint Fragment [[main:%\w+]]
; CHECK: [[main]] = OpFunction
; CHECK: OpFunctionCall %void [[orig_kill:%\w+]]
; CHECK: [[orig_kill]] = OpFunction
; CHECK-NEXT: OpLabel
; CHECK-NEXT: OpSelectionMerge
; CHECK-NEXT: OpBranchConditional
; CHECK-NEXT: OpLabel
; CHECK-NEXT: OpFunctionCall %void [[new_kill:%\w+]]
; CHECK-NEXT: OpReturn
; CHECK-NEXT: OpLabel
; CHECK-NEXT: OpFunctionCall %void [[new_kill]]
; CHECK-NEXT: OpReturn
; CHECK: [[new_kill]] = OpFunction
; CHECK-NEXT: OpLabel
; CHECK-NEXT: OpKill
; CHECK-NEXT: OpFunctionEnd
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %main "main"
OpExecutionMode %main OriginUpperLeft
OpSource GLSL 330
OpName %main "main"
%void = OpTypeVoid
%5 = OpTypeFunction %void
%bool = OpTypeBool
%true = OpConstantTrue %bool
%main = OpFunction %void None %5
%8 = OpLabel
OpBranch %9
%9 = OpLabel
OpLoopMerge %10 %11 None
OpBranch %12
%12 = OpLabel
OpBranchConditional %true %13 %10
%13 = OpLabel
OpBranch %11
%11 = OpLabel
%14 = OpFunctionCall %void %kill_
OpBranch %9
%10 = OpLabel
OpReturn
OpFunctionEnd
%kill_ = OpFunction %void None %5
%15 = OpLabel
OpSelectionMerge %16 None
OpBranchConditional %true %17 %18
%17 = OpLabel
OpKill
%18 = OpLabel
OpKill
%16 = OpLabel
OpReturn
OpFunctionEnd
)";
SinglePassRunAndMatch<WrapOpKill>(text, true);
}
TEST_F(WrapOpKillTest, MultipleOpKillInDifferentFunc) {
const std::string text = R"(
; CHECK: OpEntryPoint Fragment [[main:%\w+]]
; CHECK: [[main]] = OpFunction
; CHECK: OpFunctionCall %void [[orig_kill1:%\w+]]
; CHECK-NEXT: OpFunctionCall %void [[orig_kill2:%\w+]]
; CHECK: [[orig_kill1]] = OpFunction
; CHECK-NEXT: OpLabel
; CHECK-NEXT: OpFunctionCall %void [[new_kill:%\w+]]
; CHECK-NEXT: OpReturn
; CHECK: [[orig_kill2]] = OpFunction
; CHECK-NEXT: OpLabel
; CHECK-NEXT: OpFunctionCall %void [[new_kill]]
; CHECK-NEXT: OpReturn
; CHECK: [[new_kill]] = OpFunction
; CHECK-NEXT: OpLabel
; CHECK-NEXT: OpKill
; CHECK-NEXT: OpFunctionEnd
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %main "main"
OpExecutionMode %main OriginUpperLeft
OpSource GLSL 330
OpName %main "main"
%void = OpTypeVoid
%4 = OpTypeFunction %void
%bool = OpTypeBool
%true = OpConstantTrue %bool
%main = OpFunction %void None %4
%7 = OpLabel
OpBranch %8
%8 = OpLabel
OpLoopMerge %9 %10 None
OpBranch %11
%11 = OpLabel
OpBranchConditional %true %12 %9
%12 = OpLabel
OpBranch %10
%10 = OpLabel
%13 = OpFunctionCall %void %14
%15 = OpFunctionCall %void %16
OpBranch %8
%9 = OpLabel
OpReturn
OpFunctionEnd
%14 = OpFunction %void None %4
%17 = OpLabel
OpKill
OpFunctionEnd
%16 = OpFunction %void None %4
%18 = OpLabel
OpKill
OpFunctionEnd
)";
SinglePassRunAndMatch<WrapOpKill>(text, true);
}
TEST_F(WrapOpKillTest, FuncWithReturnValue) {
const std::string text = R"(
; CHECK: OpEntryPoint Fragment [[main:%\w+]]
; CHECK: [[main]] = OpFunction
; CHECK: OpFunctionCall %int [[orig_kill:%\w+]]
; CHECK: [[orig_kill]] = OpFunction
; CHECK-NEXT: OpLabel
; CHECK-NEXT: OpFunctionCall %void [[new_kill:%\w+]]
; CHECK-NEXT: [[undef:%\w+]] = OpUndef %int
; CHECK-NEXT: OpReturnValue [[undef]]
; CHECK: [[new_kill]] = OpFunction
; CHECK-NEXT: OpLabel
; CHECK-NEXT: OpKill
; CHECK-NEXT: OpFunctionEnd
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %main "main"
OpExecutionMode %main OriginUpperLeft
OpSource GLSL 330
OpName %main "main"
%void = OpTypeVoid
%5 = OpTypeFunction %void
%int = OpTypeInt 32 1
%func_type = OpTypeFunction %int
%bool = OpTypeBool
%true = OpConstantTrue %bool
%main = OpFunction %void None %5
%8 = OpLabel
OpBranch %9
%9 = OpLabel
OpLoopMerge %10 %11 None
OpBranch %12
%12 = OpLabel
OpBranchConditional %true %13 %10
%13 = OpLabel
OpBranch %11
%11 = OpLabel
%14 = OpFunctionCall %int %kill_
OpBranch %9
%10 = OpLabel
OpReturn
OpFunctionEnd
%kill_ = OpFunction %int None %func_type
%15 = OpLabel
OpKill
OpFunctionEnd
)";
SinglePassRunAndMatch<WrapOpKill>(text, true);
}
TEST_F(WrapOpKillTest, IdBoundOverflow1) {
const std::string text = R"(
OpCapability GeometryStreams
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %main "main"
OpExecutionMode %main OriginUpperLeft
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%bool = OpTypeBool
%true = OpConstantTrue %bool
%main = OpFunction %2 None %3
%8 = OpLabel
OpBranch %9
%9 = OpLabel
OpLoopMerge %10 %11 None
OpBranch %12
%12 = OpLabel
OpBranchConditional %true %13 %10
%13 = OpLabel
OpBranch %11
%11 = OpLabel
%14 = OpFunctionCall %void %kill_
OpBranch %9
%10 = OpLabel
OpReturn
OpFunctionEnd
%kill_ = OpFunction %2 Pure|Const %3
%4194302 = OpLabel
OpKill
OpFunctionEnd
)";
SetAssembleOptions(SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
std::vector<Message> messages = {
{SPV_MSG_ERROR, "", 0, 0, "ID overflow. Try running compact-ids."}};
SetMessageConsumer(GetTestMessageConsumer(messages));
auto result = SinglePassRunToBinary<WrapOpKill>(text, true);
EXPECT_EQ(Pass::Status::Failure, std::get<1>(result));
}
TEST_F(WrapOpKillTest, IdBoundOverflow2) {
const std::string text = R"(
OpCapability GeometryStreams
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %main "main"
OpExecutionMode %main OriginUpperLeft
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%bool = OpTypeBool
%true = OpConstantTrue %bool
%main = OpFunction %2 None %3
%8 = OpLabel
OpBranch %9
%9 = OpLabel
OpLoopMerge %10 %11 None
OpBranch %12
%12 = OpLabel
OpBranchConditional %true %13 %10
%13 = OpLabel
OpBranch %11
%11 = OpLabel
%14 = OpFunctionCall %void %kill_
OpBranch %9
%10 = OpLabel
OpReturn
OpFunctionEnd
%kill_ = OpFunction %2 Pure|Const %3
%4194301 = OpLabel
OpKill
OpFunctionEnd
)";
SetAssembleOptions(SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
std::vector<Message> messages = {
{SPV_MSG_ERROR, "", 0, 0, "ID overflow. Try running compact-ids."}};
SetMessageConsumer(GetTestMessageConsumer(messages));
auto result = SinglePassRunToBinary<WrapOpKill>(text, true);
EXPECT_EQ(Pass::Status::Failure, std::get<1>(result));
}
TEST_F(WrapOpKillTest, IdBoundOverflow3) {
const std::string text = R"(
OpCapability GeometryStreams
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %main "main"
OpExecutionMode %main OriginUpperLeft
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%bool = OpTypeBool
%true = OpConstantTrue %bool
%main = OpFunction %2 None %3
%8 = OpLabel
OpBranch %9
%9 = OpLabel
OpLoopMerge %10 %11 None
OpBranch %12
%12 = OpLabel
OpBranchConditional %true %13 %10
%13 = OpLabel
OpBranch %11
%11 = OpLabel
%14 = OpFunctionCall %void %kill_
OpBranch %9
%10 = OpLabel
OpReturn
OpFunctionEnd
%kill_ = OpFunction %2 Pure|Const %3
%4194300 = OpLabel
OpKill
OpFunctionEnd
)";
SetAssembleOptions(SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
std::vector<Message> messages = {
{SPV_MSG_ERROR, "", 0, 0, "ID overflow. Try running compact-ids."}};
SetMessageConsumer(GetTestMessageConsumer(messages));
auto result = SinglePassRunToBinary<WrapOpKill>(text, true);
EXPECT_EQ(Pass::Status::Failure, std::get<1>(result));
}
TEST_F(WrapOpKillTest, IdBoundOverflow4) {
const std::string text = R"(
OpCapability DerivativeControl
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %main "main"
OpExecutionMode %main OriginUpperLeft
OpDecorate %2 Location 539091968
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%bool = OpTypeBool
%true = OpConstantTrue %bool
%main = OpFunction %2 None %3
%8 = OpLabel
OpBranch %9
%9 = OpLabel
OpLoopMerge %10 %11 None
OpBranch %12
%12 = OpLabel
OpBranchConditional %true %13 %10
%13 = OpLabel
OpBranch %11
%11 = OpLabel
%14 = OpFunctionCall %void %kill_
OpBranch %9
%10 = OpLabel
OpReturn
OpFunctionEnd
%kill_ = OpFunction %2 Inline|Pure|Const %3
%4194302 = OpLabel
OpKill
OpFunctionEnd
)";
SetAssembleOptions(SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
std::vector<Message> messages = {
{SPV_MSG_ERROR, "", 0, 0, "ID overflow. Try running compact-ids."}};
SetMessageConsumer(GetTestMessageConsumer(messages));
auto result = SinglePassRunToBinary<WrapOpKill>(text, true);
EXPECT_EQ(Pass::Status::Failure, std::get<1>(result));
}
TEST_F(WrapOpKillTest, IdBoundOverflow5) {
const std::string text = R"(
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %1 "main"
OpExecutionMode %1 OriginUpperLeft
OpDecorate %void Location 539091968
%void = OpTypeVoid
%3 = OpTypeFunction %void
%float = OpTypeFloat 32
%_struct_5 = OpTypeStruct %float %float
%_struct_6 = OpTypeStruct %_struct_5
%_ptr_Function__struct_6 = OpTypePointer Function %_struct_6
%_ptr_Output_float = OpTypePointer Output %float
%9 = OpTypeFunction %_struct_5 %_ptr_Function__struct_6
%bool = OpTypeBool
%true = OpConstantTrue %bool
%1 = OpFunction %void None %3
%12 = OpLabel
%13 = OpVariable %_ptr_Function__struct_6 Function
OpBranch %14
%14 = OpLabel
OpLoopMerge %15 %16 None
OpBranch %17
%17 = OpLabel
OpBranchConditional %true %18 %15
%18 = OpLabel
OpBranch %16
%16 = OpLabel
%19 = OpFunctionCall %void %20
%21 = OpFunctionCall %_struct_5 %22 %13
OpBranch %14
%15 = OpLabel
OpReturn
OpFunctionEnd
%20 = OpFunction %void Inline|Pure|Const %3
%23 = OpLabel
%24 = OpVariable %_ptr_Function__struct_6 Function
%25 = OpFunctionCall %_struct_5 %26 %24
OpKill
OpFunctionEnd
%26 = OpFunction %_struct_5 None %9
%27 = OpLabel
OpUnreachable
OpFunctionEnd
%22 = OpFunction %_struct_5 Inline %9
%4194295 = OpLabel
OpKill
OpFunctionEnd
)";
SetAssembleOptions(SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
std::vector<Message> messages = {
{SPV_MSG_ERROR, "", 0, 0, "ID overflow. Try running compact-ids."}};
SetMessageConsumer(GetTestMessageConsumer(messages));
auto result = SinglePassRunToBinary<WrapOpKill>(text, true);
EXPECT_EQ(Pass::Status::Failure, std::get<1>(result));
}
TEST_F(WrapOpKillTest, SkipEntryPoint) {
const std::string text = R"(
OpCapability GeometryStreams
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %4 "main"
OpExecutionMode %4 OriginUpperLeft
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%4 = OpFunction %2 Pure|Const %3
%5 = OpLabel
OpKill
OpFunctionEnd
)";
auto result = SinglePassRunToBinary<WrapOpKill>(text, true);
EXPECT_EQ(Pass::Status::SuccessWithoutChange, std::get<1>(result));
}
TEST_F(WrapOpKillTest, SkipFunctionNotInContinue) {
const std::string text = R"(
OpCapability GeometryStreams
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %main "main"
OpExecutionMode %main OriginUpperLeft
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%bool = OpTypeBool
%true = OpConstantTrue %bool
%main = OpFunction %2 None %3
%6 = OpLabel
%7 = OpFunctionCall %void %4
OpReturn
OpFunctionEnd
%4 = OpFunction %2 Pure|Const %3
%5 = OpLabel
OpKill
OpFunctionEnd
)";
auto result = SinglePassRunToBinary<WrapOpKill>(text, true);
EXPECT_EQ(Pass::Status::SuccessWithoutChange, std::get<1>(result));
}
} // namespace
} // namespace opt
} // namespace spvtools