diff options
Diffstat (limited to 'llvm/test/Transforms/InstCombine/add.ll')
| -rw-r--r-- | llvm/test/Transforms/InstCombine/add.ll | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/llvm/test/Transforms/InstCombine/add.ll b/llvm/test/Transforms/InstCombine/add.ll index a2f35cc4359..c31c74020fa 100644 --- a/llvm/test/Transforms/InstCombine/add.ll +++ b/llvm/test/Transforms/InstCombine/add.ll @@ -951,9 +951,7 @@ define i32 @add_not_increment_commuted(i32 %A, i32 %B) { define i32 @add_to_sub(i32 %M, i32 %B) { ; CHECK-LABEL: @add_to_sub( ; CHECK-NEXT: [[A:%.*]] = mul i32 [[M:%.*]], 42 -; CHECK-NEXT: [[C:%.*]] = xor i32 [[B:%.*]], -1 -; CHECK-NEXT: [[D:%.*]] = add i32 [[A]], [[C]] -; CHECK-NEXT: [[E:%.*]] = add i32 [[D]], 1 +; CHECK-NEXT: [[E:%.*]] = sub i32 [[A]], [[B:%.*]] ; CHECK-NEXT: ret i32 [[E]] ; %A = mul i32 %M, 42 ; thwart complexity-based ordering @@ -966,10 +964,8 @@ define i32 @add_to_sub(i32 %M, i32 %B) { ; E = (~B + A) + 1 = A - B define i32 @add_to_sub2(i32 %A, i32 %M) { ; CHECK-LABEL: @add_to_sub2( -; CHECK-NEXT: [[B:%.*]] = mul i32 [[M:%.*]], 42 -; CHECK-NEXT: [[C:%.*]] = xor i32 [[B]], -1 -; CHECK-NEXT: [[D:%.*]] = add i32 [[C]], [[A:%.*]] -; CHECK-NEXT: [[E:%.*]] = add i32 [[D]], 1 +; CHECK-NEXT: [[TMP1:%.*]] = mul i32 [[M:%.*]], -42 +; CHECK-NEXT: [[E:%.*]] = add i32 [[TMP1]], [[A:%.*]] ; CHECK-NEXT: ret i32 [[E]] ; %B = mul i32 %M, 42 ; thwart complexity-based ordering |
