Support setcc on fp values.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14687 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Sparc/InstSelectSimple.cpp b/lib/Target/Sparc/InstSelectSimple.cpp
index 527b0bb..14f13cf 100644
--- a/lib/Target/Sparc/InstSelectSimple.cpp
+++ b/lib/Target/Sparc/InstSelectSimple.cpp
@@ -949,9 +949,15 @@
unsigned DestReg = getReg (I);
const Type *Ty = I.getOperand (0)->getType ();
- assert (getClass (Ty) < cLong && "can't setcc on longs or fp yet");
// Compare the two values.
- BuildMI(BB, V8::SUBCCrr, 2, V8::G0).addReg(Op0Reg).addReg(Op1Reg);
+ assert (getClass (Ty) != cLong && "can't setcc on longs yet");
+ if (getClass (Ty) < cLong) {
+ BuildMI(BB, V8::SUBCCrr, 2, V8::G0).addReg(Op0Reg).addReg(Op1Reg);
+ } else if (getClass (Ty) == cFloat) {
+ BuildMI(BB, V8::FCMPS, 2).addReg(Op0Reg).addReg(Op1Reg);
+ } else if (getClass (Ty) == cDouble) {
+ BuildMI(BB, V8::FCMPD, 2).addReg(Op0Reg).addReg(Op1Reg);
+ }
unsigned BranchIdx;
switch (I.getOpcode()) {
@@ -963,17 +969,20 @@
case Instruction::SetLE: BranchIdx = 4; break;
case Instruction::SetGE: BranchIdx = 5; break;
}
- static unsigned OpcodeTab[12] = {
- // LLVM SparcV8
- // unsigned signed
- V8::BE, V8::BE, // seteq = be be
- V8::BNE, V8::BNE, // setne = bne bne
- V8::BCS, V8::BL, // setlt = bcs bl
- V8::BGU, V8::BG, // setgt = bgu bg
- V8::BLEU, V8::BLE, // setle = bleu ble
- V8::BCC, V8::BGE // setge = bcc bge
+ unsigned Column = 0;
+ if (Ty->isSigned()) ++Column;
+ if (Ty->isFloatingPoint()) ++Column;
+ static unsigned OpcodeTab[3*6] = {
+ // LLVM SparcV8
+ // unsigned signed fp
+ V8::BE, V8::BE, V8::FBE, // seteq = be be fbe
+ V8::BNE, V8::BNE, V8::FBNE, // setne = bne bne fbne
+ V8::BCS, V8::BL, V8::FBL, // setlt = bcs bl fbl
+ V8::BGU, V8::BG, V8::FBG, // setgt = bgu bg fbg
+ V8::BLEU, V8::BLE, V8::FBLE, // setle = bleu ble fble
+ V8::BCC, V8::BGE, V8::FBGE // setge = bcc bge fbge
};
- unsigned Opcode = OpcodeTab[2*BranchIdx + (Ty->isSigned() ? 1 : 0)];
+ unsigned Opcode = OpcodeTab[3*BranchIdx + Column];
MachineBasicBlock *thisMBB = BB;
const BasicBlock *LLVM_BB = BB->getBasicBlock ();