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assert() on MachineInstr properties instead of checking them dynamically

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15243 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Misha Brukman 2004-07-26 21:35:58 +00:00
parent 774a297c83
commit 8790d47453
1 changed files with 8 additions and 7 deletions
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15
lib/Target/PowerPC/PowerPCInstrInfo.cpp
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@ -31,18 +31,19 @@ bool PowerPCInstrInfo::isMoveInstr(const MachineInstr& MI,
MI.getOperand(0).isRegister() &&
MI.getOperand(1).isRegister() &&
MI.getOperand(2).isRegister() &&
"invalid register-register int move instruction");
"invalid PPC32 OR instruction!");
if (MI.getOperand(1).getReg() == MI.getOperand(2).getReg()) {
sourceReg = MI.getOperand(1).getReg();
destReg = MI.getOperand(0).getReg();
return true;
}
} else if (oc == PPC32::ADDI) { // addi r1, r2, 0
if (MI.getNumOperands() == 3 &&
MI.getOperand(0).isRegister() &&
MI.getOperand(1).isRegister() &&
MI.getOperand(2).isImmediate() &&
MI.getOperand(2).getImmedValue() == 0) {
assert(MI.getNumOperands() == 3 &&
MI.getOperand(0).isRegister() &&
MI.getOperand(1).isRegister() &&
MI.getOperand(2).isImmediate() &&
"invalid PPC32 ADDI instruction!");
if (MI.getOperand(2).getImmedValue() == 0) {
sourceReg = MI.getOperand(1).getReg();
destReg = MI.getOperand(0).getReg();
return true;
@ -51,7 +52,7 @@ bool PowerPCInstrInfo::isMoveInstr(const MachineInstr& MI,
assert(MI.getNumOperands() == 2 &&
MI.getOperand(0).isRegister() &&
MI.getOperand(1).isRegister() &&
"invalid register-register fp move instruction");
"invalid PPC32 FMR instruction");
sourceReg = MI.getOperand(1).getReg();
destReg = MI.getOperand(0).getReg();
return true;