| ; RUN: opt %s -scalarizer -S -o - | FileCheck %s |
| ; RUN: opt %s -passes='function(scalarizer)' -S -o - | FileCheck %s |
| |
| ; This input caused the scalarizer to replace & erase gathered results when |
| ; future gathered results depended on them being alive |
| |
| define dllexport spir_func <4 x i32> @main(float %a) { |
| entry: |
| %i = insertelement <4 x float> undef, float %a, i32 0 |
| br label %z |
| |
| y: |
| ; CHECK: %f.upto0 = insertelement <4 x i32> undef, i32 %b.i0, i32 0 |
| ; CHECK: %f.upto1 = insertelement <4 x i32> %f.upto0, i32 %b.i0, i32 1 |
| ; CHECK: %f.upto2 = insertelement <4 x i32> %f.upto1, i32 %b.i0, i32 2 |
| ; CHECK: %f = insertelement <4 x i32> %f.upto2, i32 %b.i0, i32 3 |
| %f = shufflevector <4 x i32> %b, <4 x i32> undef, <4 x i32> zeroinitializer |
| ret <4 x i32> %f |
| |
| z: |
| ; CHECK: %b.i0 = bitcast float %a to i32 |
| %b = bitcast <4 x float> %i to <4 x i32> |
| br label %y |
| } |
