[llvm-commits] [llvm] r137707 - in /llvm/trunk/lib/Target/Mips: MipsMCInstLower.cpp MipsMCInstLower.h
Akira Hatanaka
ahatanak at gmail.com
Mon Aug 15 19:21:03 PDT 2011
Author: ahatanak
Date: Mon Aug 15 21:21:03 2011
New Revision: 137707
URL: http://llvm.org/viewvc/llvm-project?rev=137707&view=rev
Log:
Define function MipsMCInstLower::LowerOperand.
Modified:
llvm/trunk/lib/Target/Mips/MipsMCInstLower.cpp
llvm/trunk/lib/Target/Mips/MipsMCInstLower.h
Modified: llvm/trunk/lib/Target/Mips/MipsMCInstLower.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/MipsMCInstLower.cpp?rev=137707&r1=137706&r2=137707&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Mips/MipsMCInstLower.cpp (original)
+++ llvm/trunk/lib/Target/Mips/MipsMCInstLower.cpp Mon Aug 15 21:21:03 2011
@@ -83,36 +83,39 @@
Ctx));
}
+MCOperand MipsMCInstLower::LowerOperand(const MachineOperand& MO) const {
+ MachineOperandType MOTy = MO.getType();
+
+ switch (MOTy) {
+ default:
+ assert(0 && "unknown operand type");
+ break;
+ case MachineOperand::MO_Register:
+ // Ignore all implicit register operands.
+ if (MO.isImplicit()) break;
+ return MCOperand::CreateReg(MO.getReg());
+ case MachineOperand::MO_Immediate:
+ return MCOperand::CreateImm(MO.getImm());
+ case MachineOperand::MO_MachineBasicBlock:
+ case MachineOperand::MO_GlobalAddress:
+ case MachineOperand::MO_ExternalSymbol:
+ case MachineOperand::MO_JumpTableIndex:
+ case MachineOperand::MO_ConstantPoolIndex:
+ case MachineOperand::MO_BlockAddress:
+ return LowerSymbolOperand(MO, MOTy, 0);
+ }
+
+ return MCOperand();
+}
+
void MipsMCInstLower::Lower(const MachineInstr *MI, MCInst &OutMI) const {
OutMI.setOpcode(MI->getOpcode());
for (unsigned i = 0, e = MI->getNumOperands(); i != e; ++i) {
const MachineOperand &MO = MI->getOperand(i);
- MCOperand MCOp;
- MachineOperandType MOTy = MO.getType();
+ MCOperand MCOp = LowerOperand(MO);
- switch (MOTy) {
- default:
- MI->dump();
- llvm_unreachable("unknown operand type");
- case MachineOperand::MO_Register:
- // Ignore all implicit register operands.
- if (MO.isImplicit()) continue;
- MCOp = MCOperand::CreateReg(MO.getReg());
- break;
- case MachineOperand::MO_Immediate:
- MCOp = MCOperand::CreateImm(MO.getImm());
- break;
- case MachineOperand::MO_MachineBasicBlock:
- case MachineOperand::MO_GlobalAddress:
- case MachineOperand::MO_ExternalSymbol:
- case MachineOperand::MO_JumpTableIndex:
- case MachineOperand::MO_ConstantPoolIndex:
- case MachineOperand::MO_BlockAddress:
- MCOp = LowerSymbolOperand(MO, MOTy, 0);
- break;
- }
-
- OutMI.addOperand(MCOp);
+ if (MCOp.isValid())
+ OutMI.addOperand(MCOp);
}
}
Modified: llvm/trunk/lib/Target/Mips/MipsMCInstLower.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/MipsMCInstLower.h?rev=137707&r1=137706&r2=137707&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Mips/MipsMCInstLower.h (original)
+++ llvm/trunk/lib/Target/Mips/MipsMCInstLower.h Mon Aug 15 21:21:03 2011
@@ -37,6 +37,7 @@
private:
MCOperand LowerSymbolOperand(const MachineOperand &MO,
MachineOperandType MOTy, unsigned Offset) const;
+ MCOperand LowerOperand(const MachineOperand& MO) const;
};
}
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