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authorNAKAMURA Takumi <geek4civic@gmail.com>2014-01-09 13:08:00 +0000
committerNAKAMURA Takumi <geek4civic@gmail.com>2014-01-09 13:08:00 +0000
commitadff827c6aecbd4798cd4033a5fb1f0a63ff211a (patch)
tree85625a090e1deb0c8a8b6a7d45fb98d0aea79a97 /lib/CodeGen/AsmPrinter/DwarfDebug.cpp
parent3539d6d40ca8db81e0cf362d28cbb95734be82b5 (diff)
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Revert r198851, "Prototype of skeleton type units for fission"
It caused undefined behavior. DwarfTypeUnit::Ty might not be initialized properly, I guess. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@198865 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/AsmPrinter/DwarfDebug.cpp')
-rw-r--r--lib/CodeGen/AsmPrinter/DwarfDebug.cpp22
1 files changed, 3 insertions, 19 deletions
diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 690ae37674..247cd04eac 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -2976,21 +2976,6 @@ DwarfCompileUnit *DwarfDebug::constructSkeletonCU(const DwarfCompileUnit *CU) {
return NewCU;
}
-// This DIE has the following attributes: DW_AT_comp_dir, DW_AT_dwo_name,
-// DW_AT_addr_base.
-DwarfTypeUnit *DwarfDebug::constructSkeletonTU(const DwarfTypeUnit *TU) {
-
- DIE *Die = new DIE(dwarf::DW_TAG_type_unit);
- DwarfTypeUnit *NewTU = new DwarfTypeUnit(
- TU->getUniqueID(), Die, TU->getCUNode(), Asm, this, &SkeletonHolder);
- NewTU->setTypeSignature(TU->getTypeSignature());
- NewTU->initSection(
- Asm->getObjFileLowering().getDwarfTypesSection(TU->getTypeSignature()));
-
- initSkeletonUnit(TU, Die, NewTU);
- return NewTU;
-}
-
// Emit the .debug_info.dwo section for separated dwarf. This contains the
// compile units that would normally be in debug_info.
void DwarfDebug::emitDebugInfoDWO() {
@@ -3033,6 +3018,8 @@ void DwarfDebug::addDwarfTypeUnitType(DICompileUnit CUNode,
NewTU->addUInt(UnitDie, dwarf::DW_AT_language, dwarf::DW_FORM_data2,
CUNode.getLanguage());
+ DIE *Die = NewTU->createTypeDIE(CTy);
+
MD5 Hash;
Hash.update(Identifier);
// ... take the least significant 8 bytes and return those. Our MD5
@@ -3042,10 +3029,7 @@ void DwarfDebug::addDwarfTypeUnitType(DICompileUnit CUNode,
Hash.final(Result);
uint64_t Signature = *reinterpret_cast<support::ulittle64_t *>(Result + 8);
NewTU->setTypeSignature(Signature);
- if (useSplitDwarf())
- NewTU->setSkeleton(constructSkeletonTU(NewTU));
-
- NewTU->setType(NewTU->createTypeDIE(CTy));
+ NewTU->setType(Die);
NewTU->initSection(
useSplitDwarf()