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| author | Devang Patel <dpatel@apple.com> | 2010-09-22 21:10:38 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2010-09-22 21:10:38 +0000 |
| commit | be90c3a0ea66fb05dfe72fbe42cca2713c6c8b1a (patch) | |
| tree | e6e631c9db2e119076ecdc59e92fd500a13d42eb /lib | |
| parent | f0633e48eb9d70d5db31a7498736ba21a9ee410c (diff) | |
| download | llvm-be90c3a0ea66fb05dfe72fbe42cca2713c6c8b1a.tar.gz llvm-be90c3a0ea66fb05dfe72fbe42cca2713c6c8b1a.tar.bz2 llvm-be90c3a0ea66fb05dfe72fbe42cca2713c6c8b1a.tar.xz | |
Use DW_OP_fbreg when offset is based on frame register.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114585 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/CodeGen/AsmPrinter/DwarfDebug.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp index 8e3c1f12ff..ae193e6966 100644 --- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp +++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp @@ -811,6 +811,16 @@ void DwarfDebug::addAddress(DIE *Die, unsigned Attribute, const TargetRegisterInfo *RI = Asm->TM.getRegisterInfo(); unsigned Reg = RI->getDwarfRegNum(Location.getReg(), false); DIEBlock *Block = new (DIEValueAllocator) DIEBlock(); + const TargetRegisterInfo *TRI = Asm->TM.getRegisterInfo(); + + if (TRI->getFrameRegister(*Asm->MF) == Location.getReg() + && Location.getOffset()) { + // If variable offset is based in frame register then use fbreg. + addUInt(Block, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_fbreg); + addSInt(Block, 0, dwarf::DW_FORM_sdata, Location.getOffset()); + addBlock(Die, Attribute, 0, Block); + return; + } if (Location.isReg()) { if (Reg < 32) { |