diff options
Diffstat (limited to 'test/Transforms/InstCombine/vec_extract_var_elt.ll')
| -rw-r--r-- | test/Transforms/InstCombine/vec_extract_var_elt.ll | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/vec_extract_var_elt.ll b/test/Transforms/InstCombine/vec_extract_var_elt.ll new file mode 100644 index 0000000000..3c982873e2 --- /dev/null +++ b/test/Transforms/InstCombine/vec_extract_var_elt.ll @@ -0,0 +1,18 @@ +; RUN: opt < %s -instcombine -S | FileCheck %s + +define void @test (float %b, <8 x float> * %p) { +; CHECK: extractelement +; CHECK: fptosi + %1 = load <8 x float> * %p + %2 = bitcast <8 x float> %1 to <8 x i32> + %3 = bitcast <8 x i32> %2 to <8 x float> + %a = fptosi <8 x float> %3 to <8 x i32> + %4 = fptosi float %b to i32 + %5 = add i32 %4, -2 + %6 = extractelement <8 x i32> %a, i32 %5 + %7 = insertelement <8 x i32> undef, i32 %6, i32 7 + %8 = sitofp <8 x i32> %7 to <8 x float> + store <8 x float> %8, <8 x float>* %p + ret void +} + |