| 123456789101112131415161718192021222324252627282930313233343536373839404142 |
- ; Reassociation should apply to Add, Mul, And, Or, & Xor
- ;
- ; RUN: opt < %s -reassociate -constprop -instcombine -die -S | FileCheck %s
- define i32 @test_mul(i32 %arg) {
- ; CHECK-LABEL: test_mul
- ; CHECK-NEXT: %tmp2 = mul i32 %arg, 144
- ; CHECK-NEXT: ret i32 %tmp2
- %tmp1 = mul i32 12, %arg
- %tmp2 = mul i32 %tmp1, 12
- ret i32 %tmp2
- }
- define i32 @test_and(i32 %arg) {
- ; CHECK-LABEL: test_and
- ; CHECK-NEXT: %tmp2 = and i32 %arg, 14
- ; CHECK-NEXT: ret i32 %tmp2
- %tmp1 = and i32 14, %arg
- %tmp2 = and i32 %tmp1, 14
- ret i32 %tmp2
- }
- define i32 @test_or(i32 %arg) {
- ; CHECK-LABEL: test_or
- ; CHECK-NEXT: %tmp2 = or i32 %arg, 14
- ; CHECK-NEXT: ret i32 %tmp2
- %tmp1 = or i32 14, %arg
- %tmp2 = or i32 %tmp1, 14
- ret i32 %tmp2
- }
- define i32 @test_xor(i32 %arg) {
- ; CHECK-LABEL: test_xor
- ; CHECK-NEXT: ret i32 %arg
- %tmp1 = xor i32 12, %arg
- %tmp2 = xor i32 %tmp1, 12
- ret i32 %tmp2
- }
|