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Reduce some code duplication.

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llvm-svn: 159701
This commit is contained in:
Eric Christopher 2012-07-04 02:02:18 +00:00
parent 723207e88f
commit 8266e56fdb
1 changed files with 4 additions and 19 deletions
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23
lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
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@ -419,27 +419,12 @@ void CompileUnit::addBlockByrefAddress(DbgVariable *&DV, DIE *Die,
// Decode the original location, and use that as the start of the byref
// variable's location.
const TargetRegisterInfo *RI = Asm->TM.getRegisterInfo();
unsigned Reg = RI->getDwarfRegNum(Location.getReg(), false);
DIEBlock *Block = new (DIEValueAllocator) DIEBlock();
if (Location.isReg()) {
if (Reg < 32)
addUInt(Block, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_reg0 + Reg);
else {
addUInt(Block, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_regx);
addUInt(Block, 0, dwarf::DW_FORM_udata, Reg);
}
} else {
if (Reg < 32)
addUInt(Block, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_breg0 + Reg);
else {
addUInt(Block, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_bregx);
addUInt(Block, 0, dwarf::DW_FORM_udata, Reg);
}
addUInt(Block, 0, dwarf::DW_FORM_sdata, Location.getOffset());
}
if (Location.isReg())
addRegisterOp(Block, Location.getReg());
else
addRegisterOffset(Block, Location.getReg(), Location.getOffset());
// If we started with a pointer to the __Block_byref... struct, then
// the first thing we need to do is dereference the pointer (DW_OP_deref).