diff options
Diffstat (limited to 'llvm/test/Transforms/InstCombine/vec_gep_scalar_arg.ll')
| -rw-r--r-- | llvm/test/Transforms/InstCombine/vec_gep_scalar_arg.ll | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/llvm/test/Transforms/InstCombine/vec_gep_scalar_arg.ll b/llvm/test/Transforms/InstCombine/vec_gep_scalar_arg.ll new file mode 100644 index 00000000000..33ed7cb6a7f --- /dev/null +++ b/llvm/test/Transforms/InstCombine/vec_gep_scalar_arg.ll @@ -0,0 +1,16 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py +; RUN: opt -instcombine -S < %s | FileCheck %s + +define <4 x i16*> @PR41270([4 x i16]* %x) { +; CHECK-LABEL: @PR41270( +; CHECK-NEXT: [[TMP1:%.*]] = insertelement <4 x [4 x i16]*> undef, [4 x i16]* [[X:%.*]], i32 0 +; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds [4 x i16], <4 x [4 x i16]*> [[TMP1]], i64 0, i64 3 +; CHECK-NEXT: ret <4 x i16*> [[TMP2]] +; + %ins = insertelement <4 x [4 x i16]*> undef, [4 x i16]* %x, i32 0 + %splat = shufflevector <4 x [4 x i16]*> %ins, <4 x [4 x i16]*> undef, <4 x i32> zeroinitializer + %t2 = getelementptr inbounds [4 x i16], <4 x [4 x i16]*> %splat, i32 0, i32 3 + %t3 = extractelement <4 x i16*> %t2, i32 3 + %ins2 = insertelement <4 x i16*> undef, i16* %t3, i32 0 + ret <4 x i16*> %ins2 +} |
