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Fix Olden/bh, CR0 was being set in the wrong order

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LowerCallTo and ISD::CALL are going to need to be modified, regs are being
set in the wrong order.

llvm-svn: 20981
This commit is contained in:
Nate Begeman 2005-04-01 08:57:43 +00:00
parent f3ead25b68
commit 244b36582a
1 changed files with 3 additions and 5 deletions
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8
lib/Target/PowerPC/PPC32ISelPattern.cpp
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@ -731,6 +731,7 @@ unsigned ISel::SelectExprFP(SDOperand N, unsigned Result)
unsigned TrueValue = SelectExpr(N.getOperand(1)); //Use if TRUE
unsigned FalseValue = SelectExpr(N.getOperand(2)); //Use if FALSE
Opc = SelectSetCR0(N.getOperand(0));
// Create an iterator with which to insert the MBB for copying the false
// value and the MBB to hold the PHI instruction for this SetCC.
@ -745,11 +746,9 @@ unsigned ISel::SelectExprFP(SDOperand N, unsigned Result)
// cmpTY cr0, r1, r2
// bCC copy1MBB
// fallthrough --> copy0MBB
Tmp1 = SelectExpr(N.getOperand(0)); //Cond
BuildMI(BB, PPC::CMPLWI, 2, PPC::CR0).addReg(Tmp1).addImm(0);
MachineBasicBlock *copy0MBB = new MachineBasicBlock(LLVM_BB);
MachineBasicBlock *sinkMBB = new MachineBasicBlock(LLVM_BB);
BuildMI(BB, PPC::BNE, 2).addReg(PPC::CR0).addMBB(sinkMBB);
BuildMI(BB, Opc, 2).addReg(PPC::CR0).addMBB(sinkMBB);
MachineFunction *F = BB->getParent();
F->getBasicBlockList().insert(It, copy0MBB);
F->getBasicBlockList().insert(It, sinkMBB);
@ -1365,10 +1364,9 @@ unsigned ISel::SelectExpr(SDOperand N) {
return 0;
case ISD::SELECT: {
Opc = SelectSetCR0(N.getOperand(0));
unsigned TrueValue = SelectExpr(N.getOperand(1)); //Use if TRUE
unsigned FalseValue = SelectExpr(N.getOperand(2)); //Use if FALSE
Opc = SelectSetCR0(N.getOperand(0));
// Create an iterator with which to insert the MBB for copying the false
// value and the MBB to hold the PHI instruction for this SetCC.