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rename NumOps -> NumVals to avoid shadowing a NumOps var in an outer scope.

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Add support for addressing modes.

llvm-svn: 26361
This commit is contained in:
Chris Lattner 2006-02-24 19:18:20 +00:00
parent e00cf77ecb
commit f1e0c1f0a8
1 changed files with 11 additions and 5 deletions
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16
lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
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@ -326,32 +326,38 @@ void ScheduleDAG::EmitNode(NodeInfo *NI) {
// Add all of the operand registers to the instruction.
for (unsigned i = 2; i != NumOps;) {
unsigned Flags = cast<ConstantSDNode>(Node->getOperand(i))->getValue();
unsigned NumOps = Flags >> 3;
unsigned NumVals = Flags >> 3;
MI->addZeroExtImm64Operand(NumOps);
MI->addZeroExtImm64Operand(NumVals);
++i; // Skip the ID value.
switch (Flags & 7) {
default: assert(0 && "Bad flags!");
case 1: // Use of register.
for (; NumOps; --NumOps, ++i) {
for (; NumVals; --NumVals, ++i) {
unsigned Reg = cast<RegisterSDNode>(Node->getOperand(i))->getReg();
MI->addMachineRegOperand(Reg, MachineOperand::Use);
}
break;
case 2: // Def of register.
for (; NumOps; --NumOps, ++i) {
for (; NumVals; --NumVals, ++i) {
unsigned Reg = cast<RegisterSDNode>(Node->getOperand(i))->getReg();
MI->addMachineRegOperand(Reg, MachineOperand::Def);
}
break;
case 3: { // Immediate.
assert(NumOps == 1 && "Unknown immediate value!");
assert(NumVals == 1 && "Unknown immediate value!");
uint64_t Val = cast<ConstantSDNode>(Node->getOperand(i))->getValue();
MI->addZeroExtImm64Operand(Val);
++i;
break;
}
case 4: // Addressing mode.
// The addressing mode has been selected, just add all of the
// operands to the machine instruction.
for (; NumVals; --NumVals, ++i)
AddOperand(MI, Node->getOperand(i), 0, 0);
break;
}
}
break;