diff options
Diffstat (limited to 'llvm/test/Transforms/InstSimplify/result-of-usub-is-non-zero-and-no-overflow.ll')
| -rw-r--r-- | llvm/test/Transforms/InstSimplify/result-of-usub-is-non-zero-and-no-overflow.ll | 32 |
1 files changed, 8 insertions, 24 deletions
diff --git a/llvm/test/Transforms/InstSimplify/result-of-usub-is-non-zero-and-no-overflow.ll b/llvm/test/Transforms/InstSimplify/result-of-usub-is-non-zero-and-no-overflow.ll index f0a9d27f3d6..fd473ac9d25 100644 --- a/llvm/test/Transforms/InstSimplify/result-of-usub-is-non-zero-and-no-overflow.ll +++ b/llvm/test/Transforms/InstSimplify/result-of-usub-is-non-zero-and-no-overflow.ll @@ -98,10 +98,8 @@ define i1 @exaustive_t0_no_underflow(i8 %base, i8 %offset) { ; CHECK-LABEL: @exaustive_t0_no_underflow( ; CHECK-NEXT: [[ADJUSTED:%.*]] = sub i8 [[BASE:%.*]], [[OFFSET:%.*]] ; CHECK-NEXT: call void @use8(i8 [[ADJUSTED]]) -; CHECK-NEXT: [[NOT_NULL:%.*]] = icmp ne i8 [[ADJUSTED]], 0 ; CHECK-NEXT: [[NO_UNDERFLOW:%.*]] = icmp ult i8 [[BASE]], [[OFFSET]] -; CHECK-NEXT: [[R:%.*]] = and i1 [[NO_UNDERFLOW]], [[NOT_NULL]] -; CHECK-NEXT: ret i1 [[R]] +; CHECK-NEXT: ret i1 [[NO_UNDERFLOW]] ; %adjusted = sub i8 %base, %offset call void @use8(i8 %adjusted) @@ -116,9 +114,7 @@ define i1 @exaustive_t1_not_null(i8 %base, i8 %offset) { ; CHECK-NEXT: [[ADJUSTED:%.*]] = sub i8 [[BASE:%.*]], [[OFFSET:%.*]] ; CHECK-NEXT: call void @use8(i8 [[ADJUSTED]]) ; CHECK-NEXT: [[NOT_NULL:%.*]] = icmp ne i8 [[ADJUSTED]], 0 -; CHECK-NEXT: [[NO_UNDERFLOW:%.*]] = icmp ult i8 [[BASE]], [[OFFSET]] -; CHECK-NEXT: [[R:%.*]] = or i1 [[NO_UNDERFLOW]], [[NOT_NULL]] -; CHECK-NEXT: ret i1 [[R]] +; CHECK-NEXT: ret i1 [[NOT_NULL]] ; %adjusted = sub i8 %base, %offset call void @use8(i8 %adjusted) @@ -163,10 +159,8 @@ define i1 @exaustive_t4_no_underflow(i8 %base, i8 %offset) { ; CHECK-LABEL: @exaustive_t4_no_underflow( ; CHECK-NEXT: [[ADJUSTED:%.*]] = sub i8 [[BASE:%.*]], [[OFFSET:%.*]] ; CHECK-NEXT: call void @use8(i8 [[ADJUSTED]]) -; CHECK-NEXT: [[NOT_NULL:%.*]] = icmp ne i8 [[ADJUSTED]], 0 ; CHECK-NEXT: [[NO_UNDERFLOW:%.*]] = icmp ugt i8 [[BASE]], [[OFFSET]] -; CHECK-NEXT: [[R:%.*]] = and i1 [[NO_UNDERFLOW]], [[NOT_NULL]] -; CHECK-NEXT: ret i1 [[R]] +; CHECK-NEXT: ret i1 [[NO_UNDERFLOW]] ; %adjusted = sub i8 %base, %offset call void @use8(i8 %adjusted) @@ -181,9 +175,7 @@ define i1 @exaustive_t5_not_null(i8 %base, i8 %offset) { ; CHECK-NEXT: [[ADJUSTED:%.*]] = sub i8 [[BASE:%.*]], [[OFFSET:%.*]] ; CHECK-NEXT: call void @use8(i8 [[ADJUSTED]]) ; CHECK-NEXT: [[NOT_NULL:%.*]] = icmp ne i8 [[ADJUSTED]], 0 -; CHECK-NEXT: [[NO_UNDERFLOW:%.*]] = icmp ugt i8 [[BASE]], [[OFFSET]] -; CHECK-NEXT: [[R:%.*]] = or i1 [[NO_UNDERFLOW]], [[NOT_NULL]] -; CHECK-NEXT: ret i1 [[R]] +; CHECK-NEXT: ret i1 [[NOT_NULL]] ; %adjusted = sub i8 %base, %offset call void @use8(i8 %adjusted) @@ -260,9 +252,7 @@ define i1 @exaustive_t10_not_null(i8 %base, i8 %offset) { ; CHECK-NEXT: [[ADJUSTED:%.*]] = sub i8 [[BASE:%.*]], [[OFFSET:%.*]] ; CHECK-NEXT: call void @use8(i8 [[ADJUSTED]]) ; CHECK-NEXT: [[NOT_NULL:%.*]] = icmp eq i8 [[ADJUSTED]], 0 -; CHECK-NEXT: [[NO_UNDERFLOW:%.*]] = icmp ule i8 [[BASE]], [[OFFSET]] -; CHECK-NEXT: [[R:%.*]] = and i1 [[NO_UNDERFLOW]], [[NOT_NULL]] -; CHECK-NEXT: ret i1 [[R]] +; CHECK-NEXT: ret i1 [[NOT_NULL]] ; %adjusted = sub i8 %base, %offset call void @use8(i8 %adjusted) @@ -276,10 +266,8 @@ define i1 @exaustive_t11_no_underflow(i8 %base, i8 %offset) { ; CHECK-LABEL: @exaustive_t11_no_underflow( ; CHECK-NEXT: [[ADJUSTED:%.*]] = sub i8 [[BASE:%.*]], [[OFFSET:%.*]] ; CHECK-NEXT: call void @use8(i8 [[ADJUSTED]]) -; CHECK-NEXT: [[NOT_NULL:%.*]] = icmp eq i8 [[ADJUSTED]], 0 ; CHECK-NEXT: [[NO_UNDERFLOW:%.*]] = icmp ule i8 [[BASE]], [[OFFSET]] -; CHECK-NEXT: [[R:%.*]] = or i1 [[NO_UNDERFLOW]], [[NOT_NULL]] -; CHECK-NEXT: ret i1 [[R]] +; CHECK-NEXT: ret i1 [[NO_UNDERFLOW]] ; %adjusted = sub i8 %base, %offset call void @use8(i8 %adjusted) @@ -325,9 +313,7 @@ define i1 @exaustive_t14_not_null(i8 %base, i8 %offset) { ; CHECK-NEXT: [[ADJUSTED:%.*]] = sub i8 [[BASE:%.*]], [[OFFSET:%.*]] ; CHECK-NEXT: call void @use8(i8 [[ADJUSTED]]) ; CHECK-NEXT: [[NOT_NULL:%.*]] = icmp eq i8 [[ADJUSTED]], 0 -; CHECK-NEXT: [[NO_UNDERFLOW:%.*]] = icmp uge i8 [[BASE]], [[OFFSET]] -; CHECK-NEXT: [[R:%.*]] = and i1 [[NO_UNDERFLOW]], [[NOT_NULL]] -; CHECK-NEXT: ret i1 [[R]] +; CHECK-NEXT: ret i1 [[NOT_NULL]] ; %adjusted = sub i8 %base, %offset call void @use8(i8 %adjusted) @@ -341,10 +327,8 @@ define i1 @exaustive_t15_no_underflow(i8 %base, i8 %offset) { ; CHECK-LABEL: @exaustive_t15_no_underflow( ; CHECK-NEXT: [[ADJUSTED:%.*]] = sub i8 [[BASE:%.*]], [[OFFSET:%.*]] ; CHECK-NEXT: call void @use8(i8 [[ADJUSTED]]) -; CHECK-NEXT: [[NOT_NULL:%.*]] = icmp eq i8 [[ADJUSTED]], 0 ; CHECK-NEXT: [[NO_UNDERFLOW:%.*]] = icmp uge i8 [[BASE]], [[OFFSET]] -; CHECK-NEXT: [[R:%.*]] = or i1 [[NO_UNDERFLOW]], [[NOT_NULL]] -; CHECK-NEXT: ret i1 [[R]] +; CHECK-NEXT: ret i1 [[NO_UNDERFLOW]] ; %adjusted = sub i8 %base, %offset call void @use8(i8 %adjusted) |
