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Roll out r125794 to help diagnose the llvm-gcc-i386-linux-selfhost failure. 

llvm-svn: 125830
This commit is contained in:
Cameron Zwarich 2011-02-18 04:58:10 +00:00
parent 1a924e770a
commit 0a1a36dc46
6 changed files with 17 additions and 96 deletions
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4
llvm/include/llvm/CodeGen/SelectionDAG.h
View File

@ -100,6 +100,10 @@ public:
return DbgValMap[Node];
}
void removeSDDbgValues(const SDNode *Node) {
DbgValMap.erase(Node);
}
typedef SmallVector<SDDbgValue*,32>::iterator DbgIterator;
DbgIterator DbgBegin() { return DbgValues.begin(); }
DbgIterator DbgEnd() { return DbgValues.end(); }

3
llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
View File

@ -87,9 +87,6 @@ class SelectionDAGLegalize {
// If someone requests legalization of the new node, return itself.
if (From != To)
LegalizedNodes.insert(std::make_pair(To, To));
// Transfer SDDbgValues.
DAG.TransferDbgValues(From, To);
}
public:

8
llvm/lib/CodeGen/SelectionDAG/SDNodeDbgValue.h
View File

@ -83,6 +83,14 @@ public:
// Returns the SDNode* for a register ref
SDNode *getSDNode() { assert (kind==SDNODE); return u.s.Node; }
// setSDNode - If underlying SDNode is replaced by another node then
// SelectionDAG can use this to transfer DbgValue.
void setSDNode(SDNode *N, unsigned R) {
assert (kind==SDNODE);
u.s.Node = N;
u.s.ResNo = R;
}
// Returns the ResNo for a register ref
unsigned getResNo() { assert (kind==SDNODE); return u.s.ResNo; }

10
llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
View File

@ -5508,14 +5508,12 @@ void SelectionDAG::TransferDbgValues(SDValue From, SDValue To) {
SDNode *FromNode = From.getNode();
SDNode *ToNode = To.getNode();
SmallVector<SDDbgValue*,2> &DVs = GetDbgValues(FromNode);
DbgInfo->removeSDDbgValues(FromNode);
for (SmallVector<SDDbgValue *, 2>::iterator I = DVs.begin(), E = DVs.end();
I != E; ++I) {
SDDbgValue *Dbg = *I;
if (Dbg->getKind() == SDDbgValue::SDNODE) {
SDDbgValue *Clone = getDbgValue(Dbg->getMDPtr(), ToNode, To.getResNo(),
Dbg->getOffset(), Dbg->getDebugLoc(),
Dbg->getOrder());
AddDbgValue(Clone, ToNode, false);
if ((*I)->getKind() == SDDbgValue::SDNODE) {
AddDbgValue(*I, ToNode, false);
(*I)->setSDNode(ToNode, To.getResNo());
}
}
}

2
llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
View File

@ -4287,7 +4287,7 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) {
N.getResNo(), Offset, dl, SDNodeOrder);
DAG.AddDbgValue(SDV, N.getNode(), false);
}
} else if (!V->use_empty() ) {
} else if (isa<PHINode>(V) && !V->use_empty() ) {
// Do not call getValue(V) yet, as we don't want to generate code.
// Remember it for later.
DanglingDebugInfo DDI(&DI, dl, SDNodeOrder);

86
llvm/test/CodeGen/X86/dbg-value-inlined-parameter.ll
View File

@ -1,86 +0,0 @@
; RUN: llc -mtriple=x86_64-apple-darwin < %s | FileCheck %s
;CHECK: DW_TAG_inlined_subroutine
;CHECK-NEXT: DW_AT_abstract_origin
;CHECK-NEXT: DW_AT_low_pc
;CHECK-NEXT: DW_AT_high_pc
;CHECK-NEXT: DW_AT_call_file
;CHECK-NEXT: DW_AT_call_line
;CHECK-NEXT: DW_TAG_formal_parameter
;CHECK-NEXT: .ascii "sp" ## DW_AT_name
%struct.S1 = type { float*, i32 }
@p = common global %struct.S1 zeroinitializer, align 8
define i32 @foo(%struct.S1* nocapture %sp, i32 %nums) nounwind optsize ssp {
entry:
tail call void @llvm.dbg.value(metadata !{%struct.S1* %sp}, i64 0, metadata !9), !dbg !20
tail call void @llvm.dbg.value(metadata !{i32 %nums}, i64 0, metadata !18), !dbg !21
%tmp2 = getelementptr inbounds %struct.S1* %sp, i64 0, i32 1, !dbg !22
store i32 %nums, i32* %tmp2, align 4, !dbg !22, !tbaa !24
%call = tail call float* @bar(i32 %nums) nounwind optsize, !dbg !27
%tmp5 = getelementptr inbounds %struct.S1* %sp, i64 0, i32 0, !dbg !27
store float* %call, float** %tmp5, align 8, !dbg !27, !tbaa !28
%cmp = icmp ne float* %call, null, !dbg !29
%cond = zext i1 %cmp to i32, !dbg !29
ret i32 %cond, !dbg !29
}
declare float* @bar(i32) optsize
define void @foobar() nounwind optsize ssp {
entry:
tail call void @llvm.dbg.value(metadata !30, i64 0, metadata !9) nounwind, !dbg !31
tail call void @llvm.dbg.value(metadata !34, i64 0, metadata !18) nounwind, !dbg !35
store i32 1, i32* getelementptr inbounds (%struct.S1* @p, i64 0, i32 1), align 8, !dbg !36, !tbaa !24
%call.i = tail call float* @bar(i32 1) nounwind optsize, !dbg !37
store float* %call.i, float** getelementptr inbounds (%struct.S1* @p, i64 0, i32 0), align 8, !dbg !37, !tbaa !28
ret void, !dbg !38
}
declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
!llvm.dbg.sp = !{!0, !6}
!llvm.dbg.lv.foo = !{!9, !18}
!llvm.dbg.gv = !{!19}
!0 = metadata !{i32 589870, i32 0, metadata !1, metadata !"foo", metadata !"foo", metadata !"", metadata !1, i32 8, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, i32 (%struct.S1*, i32)* @foo} ; [ DW_TAG_subprogram ]
!1 = metadata !{i32 589865, metadata !"nm2.c", metadata !"/private/tmp", metadata !2} ; [ DW_TAG_file_type ]
!2 = metadata !{i32 589841, i32 0, i32 12, metadata !"nm2.c", metadata !"/private/tmp", metadata !"clang version 2.9 (trunk 125693)", i1 true, i1 true, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
!3 = metadata !{i32 589845, metadata !1, metadata !"", metadata !1, 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 !2, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
!6 = metadata !{i32 589870, i32 0, metadata !1, metadata !"foobar", metadata !"foobar", metadata !"", metadata !1, i32 15, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 true, void ()* @foobar} ; [ DW_TAG_subprogram ]
!7 = metadata !{i32 589845, metadata !1, metadata !"", metadata !1, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
!8 = metadata !{null}
!9 = metadata !{i32 590081, metadata !0, metadata !"sp", metadata !1, i32 7, metadata !10, i32 0} ; [ DW_TAG_arg_variable ]
!10 = metadata !{i32 589839, metadata !2, metadata !"", null, i32 0, i64 64, i64 64, i64 0, i32 0, metadata !11} ; [ DW_TAG_pointer_type ]
!11 = metadata !{i32 589846, metadata !2, metadata !"S1", metadata !1, i32 4, i64 0, i64 0, i64 0, i32 0, metadata !12} ; [ DW_TAG_typedef ]
!12 = metadata !{i32 589843, metadata !2, metadata !"S1", metadata !1, i32 1, i64 128, i64 64, i32 0, i32 0, i32 0, metadata !13, i32 0, i32 0} ; [ DW_TAG_structure_type ]
!13 = metadata !{metadata !14, metadata !17}
!14 = metadata !{i32 589837, metadata !1, metadata !"m", metadata !1, i32 2, i64 64, i64 64, i64 0, i32 0, metadata !15} ; [ DW_TAG_member ]
!15 = metadata !{i32 589839, metadata !2, metadata !"", null, i32 0, i64 64, i64 64, i64 0, i32 0, metadata !16} ; [ DW_TAG_pointer_type ]
!16 = metadata !{i32 589860, metadata !2, metadata !"float", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 4} ; [ DW_TAG_base_type ]
!17 = metadata !{i32 589837, metadata !1, metadata !"nums", metadata !1, i32 3, i64 32, i64 32, i64 64, i32 0, metadata !5} ; [ DW_TAG_member ]
!18 = metadata !{i32 590081, metadata !0, metadata !"nums", metadata !1, i32 7, metadata !5, i32 0} ; [ DW_TAG_arg_variable ]
!19 = metadata !{i32 589876, i32 0, metadata !2, metadata !"p", metadata !"p", metadata !"", metadata !1, i32 14, metadata !11, i32 0, i32 1, %struct.S1* @p} ; [ DW_TAG_variable ]
!20 = metadata !{i32 7, i32 13, metadata !0, null}
!21 = metadata !{i32 7, i32 21, metadata !0, null}
!22 = metadata !{i32 9, i32 3, metadata !23, null}
!23 = metadata !{i32 589835, metadata !0, i32 8, i32 1, metadata !1, i32 0} ; [ DW_TAG_lexical_block ]
!24 = metadata !{metadata !"int", metadata !25}
!25 = metadata !{metadata !"omnipotent char", metadata !26}
!26 = metadata !{metadata !"Simple C/C++ TBAA", null}
!27 = metadata !{i32 10, i32 3, metadata !23, null}
!28 = metadata !{metadata !"any pointer", metadata !25}
!29 = metadata !{i32 11, i32 3, metadata !23, null}
!30 = metadata !{%struct.S1* @p}
!31 = metadata !{i32 7, i32 13, metadata !0, metadata !32}
!32 = metadata !{i32 16, i32 3, metadata !33, null}
!33 = metadata !{i32 589835, metadata !6, i32 15, i32 15, metadata !1, i32 1} ; [ DW_TAG_lexical_block ]
!34 = metadata !{i32 1}
!35 = metadata !{i32 7, i32 21, metadata !0, metadata !32}
!36 = metadata !{i32 9, i32 3, metadata !23, metadata !32}
!37 = metadata !{i32 10, i32 3, metadata !23, metadata !32}
!38 = metadata !{i32 17, i32 1, metadata !33, null}