diff options
Diffstat (limited to 'test/Transforms/InstCombine/fmul.ll')
-rw-r--r-- | test/Transforms/InstCombine/fmul.ll | 37 |
1 files changed, 30 insertions, 7 deletions
diff --git a/test/Transforms/InstCombine/fmul.ll b/test/Transforms/InstCombine/fmul.ll index 3671b4c6991cb..402ee52e624af 100644 --- a/test/Transforms/InstCombine/fmul.ll +++ b/test/Transforms/InstCombine/fmul.ll @@ -6,7 +6,7 @@ define float @test1(float %x) { %mul = fmul float %sub, 2.0e+1 ret float %mul -; CHECK: @test1 +; CHECK-LABEL: @test1( ; CHECK: fmul float %x, -2.000000e+01 } @@ -16,7 +16,7 @@ define float @test2(float %x) { %mul = fmul float %sub, 2.0e+1 ret float %mul -; CHECK: @test2 +; CHECK-LABEL: @test2( ; CHECK: fmul float %x, -2.000000e+01 } @@ -26,7 +26,7 @@ define float @test3(float %x, float %y) { %sub2 = fsub float -0.000000e+00, %y %mul = fmul float %sub1, %sub2 ret float %mul -; CHECK: @test3 +; CHECK-LABEL: @test3( ; CHECK: fmul float %x, %y } @@ -36,7 +36,7 @@ define float @test4(float %x, float %y) { %sub2 = fsub nsz float 0.000000e+00, %y %mul = fmul float %sub1, %sub2 ret float %mul -; CHECK: @test4 +; CHECK-LABEL: @test4( ; CHECK: fmul float %x, %y } @@ -45,7 +45,7 @@ define float @test5(float %x, float %y) { %sub1 = fsub float -0.000000e+00, %x %mul = fmul float %sub1, %y ret float %mul -; CHECK: @test5 +; CHECK-LABEL: @test5( ; CHECK: %1 = fmul float %x, %y ; CHECK: %mul = fsub float -0.000000e+00, %1 } @@ -55,7 +55,7 @@ define float @test6(float %x, float %y) { %sub1 = fsub nsz float 0.000000e+00, %x %mul = fmul float %sub1, %y ret float %mul -; CHECK: @test6 +; CHECK-LABEL: @test6( ; CHECK: %1 = fmul float %x, %y ; CHECK: %mul = fsub float -0.000000e+00, %1 } @@ -67,6 +67,29 @@ define float @test7(float %x, float %y) { %mul = fmul float %sub1, %y %mul2 = fmul float %mul, %sub1 ret float %mul2 -; CHECK: @test7 +; CHECK-LABEL: @test7( ; CHECK: fsub float -0.000000e+00, %x } + +; Don't crash when attempting to cast a constant FMul to an instruction. +define void @test8(i32* %inout) { +entry: + %0 = load i32* %inout, align 4 + %conv = uitofp i32 %0 to float + %vecinit = insertelement <4 x float> <float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float undef>, float %conv, i32 3 + %sub = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %vecinit + %1 = shufflevector <4 x float> %sub, <4 x float> undef, <4 x i32> <i32 1, i32 1, i32 1, i32 1> + %mul = fmul <4 x float> zeroinitializer, %1 + br label %for.cond + +for.cond: ; preds = %for.body, %entry + %local_var_7.0 = phi <4 x float> [ %mul, %entry ], [ %2, %for.body ] + br i1 undef, label %for.body, label %for.end + +for.body: ; preds = %for.cond + %2 = insertelement <4 x float> %local_var_7.0, float 0.000000e+00, i32 2 + br label %for.cond + +for.end: ; preds = %for.cond + ret void +} |