Add tests for merge-return debug info preservation (#3389)

* Add tests for merge-return debug info preservation

* No instruct btw merge and terminator
This commit is contained in:
Jaebaek Seo 2020-06-02 10:32:03 -04:00 committed by GitHub
parent f050cca7ec
commit 636f449e15
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@ -99,6 +99,78 @@ OpFunctionEnd
SinglePassRunAndCheck<MergeReturnPass>(before, after, false, true); SinglePassRunAndCheck<MergeReturnPass>(before, after, false, true);
} }
TEST_F(MergeReturnPassTest, DebugTwoReturnsNoValue) {
const std::string before =
R"(OpCapability Addresses
OpCapability Kernel
OpCapability GenericPointer
OpCapability Linkage
%10 = OpExtInstImport "OpenCL.DebugInfo.100"
OpMemoryModel Physical32 OpenCL
OpEntryPoint Kernel %6 "simple_kernel"
%11 = OpString "test"
%2 = OpTypeVoid
%3 = OpTypeBool
%4 = OpConstantFalse %3
%1 = OpTypeFunction %2
%12 = OpExtInst %2 %10 DebugSource %11
%13 = OpExtInst %2 %10 DebugCompilationUnit 1 4 %12 HLSL
%14 = OpExtInst %2 %10 DebugTypeFunction FlagIsProtected|FlagIsPrivate %2
%15 = OpExtInst %2 %10 DebugFunction %11 %14 %12 0 0 %13 %11 FlagIsProtected|FlagIsPrivate 0 %6
%6 = OpFunction %2 None %1
%7 = OpLabel
OpBranchConditional %4 %8 %9
%8 = OpLabel
%16 = OpExtInst %2 %10 DebugScope %15
OpLine %11 100 0
OpReturn
%9 = OpLabel
%17 = OpExtInst %2 %10 DebugScope %13
OpLine %11 200 0
OpReturn
OpFunctionEnd
)";
const std::string after =
R"(OpCapability Addresses
OpCapability Kernel
OpCapability GenericPointer
OpCapability Linkage
%10 = OpExtInstImport "OpenCL.DebugInfo.100"
OpMemoryModel Physical32 OpenCL
OpEntryPoint Kernel %6 "simple_kernel"
%11 = OpString "test"
%2 = OpTypeVoid
%3 = OpTypeBool
%4 = OpConstantFalse %3
%1 = OpTypeFunction %2
%12 = OpExtInst %2 %10 DebugSource %11
%13 = OpExtInst %2 %10 DebugCompilationUnit 1 4 %12 HLSL
%14 = OpExtInst %2 %10 DebugTypeFunction FlagIsProtected|FlagIsPrivate %2
%15 = OpExtInst %2 %10 DebugFunction %11 %14 %12 0 0 %13 %11 FlagIsProtected|FlagIsPrivate 0 %6
%6 = OpFunction %2 None %1
%7 = OpLabel
OpBranchConditional %4 %8 %9
%8 = OpLabel
%19 = OpExtInst %2 %10 DebugScope %15
OpLine %11 100 0
OpBranch %18
%20 = OpExtInst %2 %10 DebugNoScope
%9 = OpLabel
%21 = OpExtInst %2 %10 DebugScope %13
OpLine %11 200 0
OpBranch %18
%22 = OpExtInst %2 %10 DebugNoScope
%18 = OpLabel
OpReturn
OpFunctionEnd
)";
SetAssembleOptions(SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
SetDisassembleOptions(SPV_BINARY_TO_TEXT_OPTION_NO_HEADER);
SinglePassRunAndCheck<MergeReturnPass>(before, after, false, true);
}
TEST_F(MergeReturnPassTest, TwoReturnsWithValues) { TEST_F(MergeReturnPassTest, TwoReturnsWithValues) {
const std::string before = const std::string before =
R"(OpCapability Linkage R"(OpCapability Linkage
@ -261,6 +333,92 @@ OpFunctionEnd
SinglePassRunAndCheck<MergeReturnPass>(before, after, false, true); SinglePassRunAndCheck<MergeReturnPass>(before, after, false, true);
} }
TEST_F(MergeReturnPassTest, DebugUnreachableReturnsWithValues) {
const std::string before =
R"(OpCapability Linkage
OpCapability Kernel
%13 = OpExtInstImport "OpenCL.DebugInfo.100"
OpMemoryModel Logical OpenCL
%14 = OpString "test"
OpDecorate %7 LinkageAttributes "simple_kernel" Export
%1 = OpTypeInt 32 0
%20 = OpTypeVoid
%2 = OpTypeBool
%3 = OpConstantFalse %2
%4 = OpConstant %1 0
%5 = OpConstant %1 1
%6 = OpTypeFunction %1
%15 = OpExtInst %20 %13 DebugSource %14
%16 = OpExtInst %20 %13 DebugCompilationUnit 1 4 %15 HLSL
%17 = OpExtInst %20 %13 DebugTypeFunction FlagIsProtected|FlagIsPrivate %20
%18 = OpExtInst %20 %13 DebugFunction %14 %17 %15 0 0 %16 %14 FlagIsProtected|FlagIsPrivate 0 %7
%7 = OpFunction %1 None %6
%8 = OpLabel
%9 = OpIAdd %1 %4 %5
%19 = OpExtInst %20 %13 DebugScope %18
OpLine %14 100 0
OpReturnValue %9
%10 = OpLabel
OpBranchConditional %3 %11 %12
%11 = OpLabel
%21 = OpExtInst %20 %13 DebugScope %16
OpLine %14 200 0
OpReturnValue %4
%12 = OpLabel
%22 = OpExtInst %20 %13 DebugScope %18
OpLine %14 300 0
OpReturnValue %5
OpFunctionEnd
)";
const std::string after =
R"(OpCapability Linkage
OpCapability Kernel
%13 = OpExtInstImport "OpenCL.DebugInfo.100"
OpMemoryModel Logical OpenCL
%14 = OpString "test"
OpDecorate %7 LinkageAttributes "simple_kernel" Export
%1 = OpTypeInt 32 0
%20 = OpTypeVoid
%2 = OpTypeBool
%3 = OpConstantFalse %2
%4 = OpConstant %1 0
%5 = OpConstant %1 1
%6 = OpTypeFunction %1
%15 = OpExtInst %20 %13 DebugSource %14
%16 = OpExtInst %20 %13 DebugCompilationUnit 1 4 %15 HLSL
%17 = OpExtInst %20 %13 DebugTypeFunction FlagIsProtected|FlagIsPrivate %20
%18 = OpExtInst %20 %13 DebugFunction %14 %17 %15 0 0 %16 %14 FlagIsProtected|FlagIsPrivate 0 %7
%7 = OpFunction %1 None %6
%8 = OpLabel
%9 = OpIAdd %1 %4 %5
%25 = OpExtInst %20 %13 DebugScope %18
OpLine %14 100 0
OpBranch %23
%26 = OpExtInst %20 %13 DebugNoScope
%10 = OpLabel
OpBranchConditional %3 %11 %12
%11 = OpLabel
%27 = OpExtInst %20 %13 DebugScope %16
OpLine %14 200 0
OpBranch %23
%28 = OpExtInst %20 %13 DebugNoScope
%12 = OpLabel
%29 = OpExtInst %20 %13 DebugScope %18
OpLine %14 300 0
OpBranch %23
%30 = OpExtInst %20 %13 DebugNoScope
%23 = OpLabel
%24 = OpPhi %1 %9 %8 %4 %11 %5 %12
OpReturnValue %24
OpFunctionEnd
)";
SetAssembleOptions(SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
SetDisassembleOptions(SPV_BINARY_TO_TEXT_OPTION_NO_HEADER);
SinglePassRunAndCheck<MergeReturnPass>(before, after, false, true);
}
TEST_F(MergeReturnPassTest, StructuredControlFlowWithUnreachableMerge) { TEST_F(MergeReturnPassTest, StructuredControlFlowWithUnreachableMerge) {
const std::string before = const std::string before =
R"( R"(
@ -307,6 +465,68 @@ OpFunctionEnd
SinglePassRunAndMatch<MergeReturnPass>(before, false); SinglePassRunAndMatch<MergeReturnPass>(before, false);
} }
TEST_F(MergeReturnPassTest, DebugStructuredControlFlowWithUnreachableMerge) {
const std::string before =
R"(
; CHECK: [[false:%\w+]] = OpConstantFalse
; CHECK: [[true:%\w+]] = OpConstantTrue
; CHECK: OpFunction
; CHECK: [[var:%\w+]] = OpVariable [[:%\w+]] Function [[false]]
; CHECK: OpSelectionMerge [[return_block:%\w+]]
; CHECK: OpSelectionMerge [[merge_lab:%\w+]]
; CHECK: OpBranchConditional [[cond:%\w+]] [[if_lab:%\w+]] [[then_lab:%\w+]]
; CHECK: [[if_lab]] = OpLabel
; CHECK-NEXT: OpStore [[var]] [[true]]
; CHECK-NEXT: DebugScope
; CHECK-NEXT: OpLine {{%\d+}} 100 0
; CHECK-NEXT: OpBranch [[return_block]]
; CHECK: [[then_lab]] = OpLabel
; CHECK-NEXT: OpStore [[var]] [[true]]
; CHECK-NEXT: DebugScope
; CHECK-NEXT: OpLine {{%\d+}} 200 0
; CHECK-NEXT: OpBranch [[return_block]]
; CHECK: [[merge_lab]] = OpLabel
; CHECK-NEXT: DebugScope
; CHECK-NEXT: OpLine {{%\d+}} 300 0
; CHECK-NEXT: OpBranch [[return_block]]
; CHECK: [[return_block]] = OpLabel
; CHECK-NEXT: OpReturn
OpCapability Addresses
OpCapability Shader
OpCapability Linkage
%12 = OpExtInstImport "OpenCL.DebugInfo.100"
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %6 "simple_shader"
%11 = OpString "test"
%2 = OpTypeVoid
%3 = OpTypeBool
%4 = OpConstantFalse %3
%1 = OpTypeFunction %2
%13 = OpExtInst %2 %12 DebugSource %11
%14 = OpExtInst %2 %12 DebugCompilationUnit 1 4 %13 HLSL
%6 = OpFunction %2 None %1
%7 = OpLabel
OpSelectionMerge %10 None
OpBranchConditional %4 %8 %9
%8 = OpLabel
%15 = OpExtInst %2 %12 DebugScope %14
OpLine %11 100 0
OpReturn
%9 = OpLabel
%16 = OpExtInst %2 %12 DebugScope %14
OpLine %11 200 0
OpReturn
%10 = OpLabel
%17 = OpExtInst %2 %12 DebugScope %14
OpLine %11 300 0
OpUnreachable
OpFunctionEnd
)";
SetAssembleOptions(SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
SinglePassRunAndMatch<MergeReturnPass>(before, false);
}
TEST_F(MergeReturnPassTest, StructuredControlFlowAddPhi) { TEST_F(MergeReturnPassTest, StructuredControlFlowAddPhi) {
const std::string before = const std::string before =
R"( R"(
@ -451,6 +671,89 @@ TEST_F(MergeReturnPassTest, SplitBlockUsedInPhi) {
SinglePassRunAndMatch<MergeReturnPass>(before, false); SinglePassRunAndMatch<MergeReturnPass>(before, false);
} }
TEST_F(MergeReturnPassTest, DebugSplitBlockUsedInPhi) {
const std::string before =
R"(
; CHECK: DebugScope
; CHECK-NEXT: OpLine {{%\d+}} 100 0
; CHECK: OpLoopMerge
; CHECK: OpStore [[return_in_loop:%\w+]] %true
; CHECK-NEXT: DebugScope
; CHECK-NEXT: OpLine {{%\d+}} 200 0
; CHECK-NEXT: OpBranch [[check_early_return:%\w+]]
; CHECK: [[check_early_return]] = OpLabel
; CHECK-NEXT: [[early_return:%\w+]] = OpLoad %bool [[return_in_loop]]
; CHECK-NEXT: OpSelectionMerge [[not_early_return:%\w+]] None
; CHECK-NEXT: OpBranchConditional [[early_return]] {{%\d+}} [[not_early_return]]
; CHECK: [[not_early_return]] = OpLabel
; CHECK-NEXT: DebugScope
; CHECK-NEXT: OpLine {{%\d+}} 400 0
; CHECK: OpSelectionMerge [[merge2:%\w+]] None
; CHECK: [[merge2]] = OpLabel
; CHECK-NEXT: DebugScope
; CHECK-NEXT: OpLine {{%\d+}} 600 0
; CHECK-NEXT: [[phi:%\w+]] = OpPhi %bool %false {{%\d+}} %true [[not_early_return]]
; CHECK-NEXT: DebugValue {{%\d+}} [[phi]]
OpCapability Addresses
OpCapability Shader
OpCapability Linkage
%ext = OpExtInstImport "OpenCL.DebugInfo.100"
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %1 "simple_shader"
%tn = OpString "test"
%void = OpTypeVoid
%bool = OpTypeBool
%uint = OpTypeInt 32 0
%uint_8 = OpConstant %uint 8
%false = OpConstantFalse %bool
%true = OpConstantTrue %bool
%6 = OpTypeFunction %void
%src = OpExtInst %void %ext DebugSource %tn
%cu = OpExtInst %void %ext DebugCompilationUnit 1 4 %src HLSL
%ty = OpExtInst %void %ext DebugTypeBasic %tn %uint_8 Boolean
%v = OpExtInst %void %ext DebugLocalVariable %tn %ty %src 0 0 %cu FlagIsLocal
%expr = OpExtInst %void %ext DebugExpression
%1 = OpFunction %void None %6
%7 = OpLabel
%s0 = OpExtInst %void %ext DebugScope %cu
OpLine %tn 100 0
OpLoopMerge %merge %cont None
OpBranchConditional %false %9 %merge
%9 = OpLabel
%s1 = OpExtInst %void %ext DebugScope %cu
OpLine %tn 200 0
OpReturn
%cont = OpLabel
%s2 = OpExtInst %void %ext DebugScope %cu
OpLine %tn 300 0
OpBranch %7
%merge = OpLabel
%s3 = OpExtInst %void %ext DebugScope %cu
OpLine %tn 400 0
OpSelectionMerge %merge2 None
OpBranchConditional %false %if %merge2
%if = OpLabel
%s4 = OpExtInst %void %ext DebugScope %cu
OpLine %tn 500 0
OpBranch %merge2
%merge2 = OpLabel
%s5 = OpExtInst %void %ext DebugScope %cu
OpLine %tn 600 0
%12 = OpPhi %bool %false %if %true %merge
%dv = OpExtInst %void %ext DebugValue %v %12 %expr
OpLine %tn 900 0
OpReturn
OpFunctionEnd
)";
SinglePassRunAndMatch<MergeReturnPass>(before, false);
}
// TODO(#1861): Reenable these test when the breaks from selection constructs // TODO(#1861): Reenable these test when the breaks from selection constructs
// are reenabled. // are reenabled.
/* /*