Add peephole optimizations for ADD [MEM], IMM8 instructions.
llvm-svn: 11511
diff --git a/llvm/lib/Target/X86/PeepholeOptimizer.cpp b/llvm/lib/Target/X86/PeepholeOptimizer.cpp
index 42c985d..accbdd6 100644
--- a/llvm/lib/Target/X86/PeepholeOptimizer.cpp
+++ b/llvm/lib/Target/X86/PeepholeOptimizer.cpp
@@ -94,6 +94,7 @@
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 @@
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;