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authorBill Wendling <isanbard@gmail.com>2009-02-19 09:16:38 +0000
committerBill Wendling <isanbard@gmail.com>2009-02-19 09:16:38 +0000
commit82d8f120ec1300f4c5e8264f96b74676759d47f9 (patch)
tree1e2fde191e156014f24c55f9b6fe6bfae49db5fb /llvm/utils/TableGen/AsmWriterEmitter.cpp
parent8aafc89db869907cb5618a320d2d67d48e74f7fb (diff)
downloadbcm5719-llvm-82d8f120ec1300f4c5e8264f96b74676759d47f9.tar.gz
bcm5719-llvm-82d8f120ec1300f4c5e8264f96b74676759d47f9.zip
Print out a new label only if the debug location *tuple* is different. The debug
locations may change, but the tuples may be the same. llvm-svn: 65039
Diffstat (limited to 'llvm/utils/TableGen/AsmWriterEmitter.cpp')
-rw-r--r--llvm/utils/TableGen/AsmWriterEmitter.cpp15
1 files changed, 9 insertions, 6 deletions
diff --git a/llvm/utils/TableGen/AsmWriterEmitter.cpp b/llvm/utils/TableGen/AsmWriterEmitter.cpp
index 6d2fa5578c9..4f810c1303c 100644
--- a/llvm/utils/TableGen/AsmWriterEmitter.cpp
+++ b/llvm/utils/TableGen/AsmWriterEmitter.cpp
@@ -642,13 +642,16 @@ void AsmWriterEmitter::run(std::ostream &O) {
O << " if (TAI->doesSupportDebugInformation()) {\n"
<< " const MachineFunction *MF = MI->getParent()->getParent();\n"
- << " static DebugLoc PrevDL = DebugLoc::getUnknownLoc();\n"
<< " DebugLoc CurDL = MI->getDebugLoc();\n\n"
- << " if (!CurDL.isUnknown() && PrevDL != CurDL) {\n"
- << " DebugLocTuple DLT = MF->getDebugLocTuple(CurDL);\n"
- << " printLabel(DW->RecordSourceLine(DLT.Line, DLT.Col, DLT.Src));\n"
- << " }\n\n"
- << " PrevDL = CurDL;\n"
+ << " if (!CurDL.isUnknown()) {\n"
+ << " static DebugLocTuple PrevDLT(~0U, ~0U, ~0U);\n"
+ << " DebugLocTuple CurDLT = MF->getDebugLocTuple(CurDL);\n\n"
+ << " if (PrevDLT != CurDLT) {\n"
+ << " printLabel(DW->RecordSourceLine(CurDLT.Line, CurDLT.Col,\n"
+ << " CurDLT.Src));\n"
+ << " PrevDLT = CurDLT;\n"
+ << " }\n"
+ << " }\n"
<< " }\n\n";
O << " if (MI->getOpcode() == TargetInstrInfo::INLINEASM) {\n"
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