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Fix superreg use in ARMAsmPrinter. Approved by Anton Korobeynikov.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81878 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Sandeep Patel
2009-09-15 17:53:11 +00:00
parent db486a6d53
commit 85111a9c07
2 changed files with 43 additions and 2 deletions
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4
lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
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@@ -318,8 +318,8 @@ void ARMAsmPrinter::printOperand(const MachineInstr *MI, int OpNum,
<< '}';
} else if (Modifier && strcmp(Modifier, "lane") == 0) {
unsigned RegNum = ARMRegisterInfo::getRegisterNumbering(Reg);
unsigned DReg = TRI->getMatchingSuperReg(Reg, RegNum & 1 ? 0 : 1,
&ARM::DPRRegClass);
unsigned DReg = TRI->getMatchingSuperReg(Reg, RegNum & 1 ? 2 : 1,
&ARM::DPR_VFP2RegClass);
O << getRegisterName(DReg) << '[' << (RegNum & 1) << ']';
} else {
O << getRegisterName(Reg);