diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/test/Transforms/InstCombine/sub.ll | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/llvm/test/Transforms/InstCombine/sub.ll b/llvm/test/Transforms/InstCombine/sub.ll index b1c7b7245cf..3df7e506f53 100644 --- a/llvm/test/Transforms/InstCombine/sub.ll +++ b/llvm/test/Transforms/InstCombine/sub.ll @@ -101,12 +101,26 @@ define i32 @test10a(i32 %A) { } define i1 @test11(i8 %A, i8 %B) { - %C = sub i8 %A, %B - %cD = icmp ne i8 %C, 0 - ret i1 %cD ; CHECK-LABEL: @test11( -; CHECK: %cD = icmp ne i8 %A, %B -; CHECK: ret i1 %cD +; CHECK-NEXT: [[D:%.*]] = icmp ne i8 %A, %B +; CHECK-NEXT: ret i1 [[D]] +; + %C = sub i8 %A, %B + %D = icmp ne i8 %C, 0 + ret i1 %D +} + +; FIXME: Vectors should get the same folds as scalars. + +define <2 x i1> @test11vec(<2 x i8> %A, <2 x i8> %B) { +; CHECK-LABEL: @test11vec( +; CHECK-NEXT: [[C:%.*]] = sub <2 x i8> %A, %B +; CHECK-NEXT: [[D:%.*]] = icmp ne <2 x i8> [[C]], zeroinitializer +; CHECK-NEXT: ret <2 x i1> [[D]] +; + %C = sub <2 x i8> %A, %B + %D = icmp ne <2 x i8> %C, zeroinitializer + ret <2 x i1> %D } define i32 @test12(i32 %A) { |
