| ; RUN: llc -march=amdgcn -mcpu=verde -verify-machineinstrs < %s | FileCheck %s |
| ; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck %s |
| |
| ; This used to raise an assertion due to how the choice between uniform and |
| ; non-uniform branches was determined. |
| ; |
| ; CHECK-LABEL: {{^}}main: |
| ; CHECK: s_cbranch_vccnz |
| define amdgpu_ps float @main(<4 x i32> inreg %rsrc) { |
| main_body: |
| %v = call float @llvm.amdgcn.buffer.load.f32(<4 x i32> %rsrc, i32 0, i32 0, i1 true, i1 false) |
| %cc = fcmp une float %v, 1.000000e+00 |
| br i1 %cc, label %if, label %else |
| |
| if: |
| %u = fadd float %v, %v |
| call void asm sideeffect "", ""() #0 ; Prevent ifconversion |
| br label %else |
| |
| else: |
| %r = phi float [ %v, %main_body ], [ %u, %if ] |
| ret float %r |
| } |
| |
| ; Function Attrs: nounwind readonly |
| declare float @llvm.amdgcn.buffer.load.f32(<4 x i32>, i32, i32, i1, i1) #0 |
| |
| attributes #0 = { nounwind readonly } |