diff options
| author | Chris Lattner <sabre@nondot.org> | 2003-06-21 18:15:27 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2003-06-21 18:15:27 +0000 |
| commit | 034acf0a3de01d80bc341e491fbc1dfa2779a577 (patch) | |
| tree | 66bf3c9dfb750348fac37203b80f0e5ccef24b20 | |
| parent | 0f1c461423ddc3fcea0fd8813b934838cc2b95e5 (diff) | |
Minor simplification to 64-bit instsel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6831 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/InstSelectSimple.cpp | 8 | ||||
| -rw-r--r-- | lib/Target/X86/X86ISelSimple.cpp | 8 |
2 files changed, 8 insertions, 8 deletions
diff --git a/lib/Target/X86/InstSelectSimple.cpp b/lib/Target/X86/InstSelectSimple.cpp index 729ab7acc8..a7c3c648c8 100644 --- a/lib/Target/X86/InstSelectSimple.cpp +++ b/lib/Target/X86/InstSelectSimple.cpp @@ -1116,16 +1116,16 @@ void ISel::visitMul(BinaryOperator &I) { BuildMI(BB, X86::MOVrr32, 1, OverflowReg).addReg(X86::EDX); // AL*BL >> 32 MachineBasicBlock::iterator MBBI = BB->end(); - unsigned AHBLReg = makeAnotherReg(Type::UIntTy); - doMultiply(BB, MBBI, AHBLReg, Type::UIntTy, Op0Reg+1, Op1Reg); // AH*BL + unsigned AHBLReg = makeAnotherReg(Type::UIntTy); // AH*BL + BMI(BB, MBBI, X86::IMULr32, 2, AHBLReg).addReg(Op0Reg+1).addReg(Op1Reg); unsigned AHBLplusOverflowReg = makeAnotherReg(Type::UIntTy); BuildMI(BB, X86::ADDrr32, 2, // AH*BL+(AL*BL >> 32) AHBLplusOverflowReg).addReg(AHBLReg).addReg(OverflowReg); MBBI = BB->end(); - unsigned ALBHReg = makeAnotherReg(Type::UIntTy); - doMultiply(BB, MBBI, ALBHReg, Type::UIntTy, Op0Reg, Op1Reg+1); // AL*BH + unsigned ALBHReg = makeAnotherReg(Type::UIntTy); // AL*BH + BMI(BB, MBBI, X86::IMULr32, 2, ALBHReg).addReg(Op0Reg).addReg(Op1Reg+1); BuildMI(BB, X86::ADDrr32, 2, // AL*BH + AH*BL + (AL*BL >> 32) DestReg+1).addReg(AHBLplusOverflowReg).addReg(ALBHReg); diff --git a/lib/Target/X86/X86ISelSimple.cpp b/lib/Target/X86/X86ISelSimple.cpp index 729ab7acc8..a7c3c648c8 100644 --- a/lib/Target/X86/X86ISelSimple.cpp +++ b/lib/Target/X86/X86ISelSimple.cpp @@ -1116,16 +1116,16 @@ void ISel::visitMul(BinaryOperator &I) { BuildMI(BB, X86::MOVrr32, 1, OverflowReg).addReg(X86::EDX); // AL*BL >> 32 MachineBasicBlock::iterator MBBI = BB->end(); - unsigned AHBLReg = makeAnotherReg(Type::UIntTy); - doMultiply(BB, MBBI, AHBLReg, Type::UIntTy, Op0Reg+1, Op1Reg); // AH*BL + unsigned AHBLReg = makeAnotherReg(Type::UIntTy); // AH*BL + BMI(BB, MBBI, X86::IMULr32, 2, AHBLReg).addReg(Op0Reg+1).addReg(Op1Reg); unsigned AHBLplusOverflowReg = makeAnotherReg(Type::UIntTy); BuildMI(BB, X86::ADDrr32, 2, // AH*BL+(AL*BL >> 32) AHBLplusOverflowReg).addReg(AHBLReg).addReg(OverflowReg); MBBI = BB->end(); - unsigned ALBHReg = makeAnotherReg(Type::UIntTy); - doMultiply(BB, MBBI, ALBHReg, Type::UIntTy, Op0Reg, Op1Reg+1); // AL*BH + unsigned ALBHReg = makeAnotherReg(Type::UIntTy); // AL*BH + BMI(BB, MBBI, X86::IMULr32, 2, ALBHReg).addReg(Op0Reg).addReg(Op1Reg+1); BuildMI(BB, X86::ADDrr32, 2, // AL*BH + AH*BL + (AL*BL >> 32) DestReg+1).addReg(AHBLplusOverflowReg).addReg(ALBHReg); |