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We need to map DebugLoc. It leads to Fuction * (through subprogram entry node) which should be appropriately mapped.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@136910 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2011-08-04 20:02:18 +00:00
parent 211da8f7a9
commit 1f35b17885
3 changed files with 51 additions and 3 deletions
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5
lib/Transforms/Utils/ValueMapper.cpp
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@ -183,10 +183,9 @@ void llvm::RemapInstruction(Instruction *I, ValueToValueMapTy &VMap,
} }
} }
// Remap attached metadata. Don't bother remapping DebugLoc, it can never // Remap attached metadata.
// have mappings to do.
SmallVector<std::pair<unsigned, MDNode *>, 4> MDs; SmallVector<std::pair<unsigned, MDNode *>, 4> MDs;
I->getAllMetadataOtherThanDebugLoc(MDs); I->getAllMetadata(MDs);
for (SmallVectorImpl<std::pair<unsigned, MDNode *> >::iterator for (SmallVectorImpl<std::pair<unsigned, MDNode *> >::iterator
MI = MDs.begin(), ME = MDs.end(); MI != ME; ++MI) { MI = MDs.begin(), ME = MDs.end(); MI != ME; ++MI) {
MDNode *Old = MI->second; MDNode *Old = MI->second;

26
test/Linker/2011-08-04-DebugLoc.ll Normal file
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@ -0,0 +1,26 @@
; RUN: llvm-link %s %p/2011-08-04-DebugLoc2.ll -o %t.bc
; RUN: llvm-dis < %t.bc | FileCheck %s
; Test if DebugLoc is mapped properly or not.
;CHECK-NOT: metadata !{i32 589870, i32 0, metadata !{{[0-9]+}}, metadata !"bar", metadata !"bar", metadata !"", metadata !{{[0-9]+}}, i32 1, metadata !{{[0-9]+}}, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, null, null, null}
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
target triple = "x86_64-apple-macosx10.7.0"
define i32 @foo() nounwind ssp {
ret i32 42, !dbg !6
}
!llvm.dbg.cu = !{!0}
!llvm.dbg.sp = !{!1}
!0 = metadata !{i32 589841, i32 0, i32 12, metadata !"a.c", metadata !"/private/tmp", metadata !"Apple clang version 3.0 (tags/Apple/clang-209.11) (based on LLVM 3.0svn)", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
!1 = metadata !{i32 589870, i32 0, metadata !2, metadata !"foo", metadata !"foo", metadata !"", metadata !2, i32 2, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, i32 ()* @foo, null, null} ; [ DW_TAG_subprogram ]
!2 = metadata !{i32 589865, metadata !"a.c", metadata !"/private/tmp", metadata !0} ; [ DW_TAG_file_type ]
!3 = metadata !{i32 589845, metadata !2, metadata !"", metadata !2, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
!4 = metadata !{metadata !5}
!5 = metadata !{i32 589860, metadata !0, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
!6 = metadata !{i32 2, i32 13, metadata !7, null}
!7 = metadata !{i32 589835, metadata !1, i32 2, i32 11, metadata !2, i32 0} ; [ DW_TAG_lexical_block ]

23
test/Linker/2011-08-04-DebugLoc2.ll Normal file
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@ -0,0 +1,23 @@
; This file is used by 2011-08-04-DebugLoc.ll, so it doesn't actually do anything itself
;
; RUN: true
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
target triple = "x86_64-apple-macosx10.7.0"
define i32 @bar() nounwind ssp {
ret i32 21, !dbg !6
}
!llvm.dbg.cu = !{!0}
!llvm.dbg.sp = !{!1}
!0 = metadata !{i32 589841, i32 0, i32 12, metadata !"b.c", metadata !"/private/tmp", metadata !"Apple clang version 3.0 (tags/Apple/clang-209.11) (based on LLVM 3.0svn)", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
!1 = metadata !{i32 589870, i32 0, metadata !2, metadata !"bar", metadata !"bar", metadata !"", metadata !2, i32 1, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, i32 ()* @bar, null, null} ; [ DW_TAG_subprogram ]
!2 = metadata !{i32 589865, metadata !"b.c", metadata !"/private/tmp", metadata !0} ; [ DW_TAG_file_type ]
!3 = metadata !{i32 589845, metadata !2, metadata !"", metadata !2, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
!4 = metadata !{metadata !5}
!5 = metadata !{i32 589860, metadata !0, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
!6 = metadata !{i32 1, i32 13, metadata !7, null}
!7 = metadata !{i32 589835, metadata !1, i32 1, i32 11, metadata !2, i32 0} ; [ DW_TAG_lexical_block ]