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When converting dbg.declare to dbg.value, attach promoted store's debug metadata to dbg.value

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94634 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Victor Hernandez 2010-01-27 00:44:36 +00:00
parent 2c9ad13b14
commit b7ae53f035
2 changed files with 7 additions and 3 deletions
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5
lib/Transforms/Utils/PromoteMemoryToRegister.cpp
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@ -883,7 +883,10 @@ void PromoteMem2Reg::ConvertDebugDeclareToDebugValue(DbgDeclareInst *DDI,
if (!DIF)
DIF = new DIFactory(*SI->getParent()->getParent()->getParent());
DIF->InsertDbgValueIntrinsic(SI->getOperand(0), Offset, DIVar, SI);
Instruction *DbgVal = DIF->InsertDbgValueIntrinsic(SI->getOperand(0), Offset,
DIVar, SI);
if (MDNode *SIMD = SI->getMetadata("dbg"))
DbgVal->setMetadata("dbg", SIMD);
}
// QueuePhiNode - queues a phi-node to be added to a basic-block for a specific

5
test/Transforms/Mem2Reg/ConvertDebugInfo.ll
View File

@ -9,8 +9,8 @@ define double @testfunc(i32 %i, double %j) {
call void @llvm.dbg.declare(metadata !{double* %J}, metadata !1)
; CHECK: call void @llvm.dbg.value(metadata !{i32 %i}, i64 0, metadata !0)
store i32 %i, i32* %I
; CHECK: call void @llvm.dbg.value(metadata !{double %j}, i64 0, metadata !1)
store double %j, double* %J
; CHECK: call void @llvm.dbg.value(metadata !{double %j}, i64 0, metadata !1), !dbg !3
store double %j, double* %J, !dbg !3
%t1 = load i32* %I ; <i32> [#uses=1]
%t2 = add i32 %t1, 1 ; <i32> [#uses=1]
store i32 %t2, i32* %I
@ -29,3 +29,4 @@ declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
!0 = metadata !{i32 459008, metadata !1, metadata !"foo", metadata !2, i32 5, metadata !"foo"} ; [ DW_TAG_auto_variable ]
!1 = metadata !{i32 459008, metadata !1, metadata !"foo", metadata !0, i32 5, metadata !1} ; [ DW_TAG_auto_variable ]
!2 = metadata !{i32 458804, i32 0, metadata !2, metadata !"foo", metadata !"bar", metadata !"bar", metadata !2, i32 3, metadata !0, i1 false, i1 true} ; [ DW_TAG_variable ]
!3 = metadata !{i32 4, i32 0, metadata !0, null}