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Add peephole optimizations for ADD [MEM], IMM8 instructions. 

llvm-svn: 11511
This commit is contained in:
Alkis Evlogimenos 2004-02-16 23:50:18 +00:00
parent f6ce2e313a
commit a5ef4a5da7
1 changed files with 3 additions and 0 deletions
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3
llvm/lib/Target/X86/PeepholeOptimizer.cpp
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@ -94,6 +94,7 @@ bool PH::PeepholeOptimize(MachineBasicBlock &MBB,
return false;
case X86::ADDri16: case X86::ADDri32:
case X86::ADDmi16: case X86::ADDmi32:
case X86::SUBri16: case X86::SUBri32:
case X86::ANDri16: case X86::ANDri32:
case X86::ORri16: case X86::ORri32:
@ -108,6 +109,8 @@ bool PH::PeepholeOptimize(MachineBasicBlock &MBB,
default: assert(0 && "Unknown opcode value!");
case X86::ADDri16: Opcode = X86::ADDri16b; break;
case X86::ADDri32: Opcode = X86::ADDri32b; break;
case X86::ADDmi16: Opcode = X86::ADDmi16b; break;
case X86::ADDmi32: Opcode = X86::ADDmi32b; break;
case X86::SUBri16: Opcode = X86::SUBri16b; break;
case X86::SUBri32: Opcode = X86::SUBri32b; break;
case X86::ANDri16: Opcode = X86::ANDri16b; break;