| Matt Arsenault | ce34ac5 | 2017-07-12 23:06:18 +0000 | [diff] [blame^] | 1 | ; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=fiji -memdep-block-scan-limit=1 -amdgpu-scalarize-global-loads -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN %s |
| 2 | |
| 3 | ; GCN-LABEL: {{^}}unknown_memdep_analysis: |
| 4 | ; GCN: flat_load_dword |
| 5 | ; GCN: flat_load_dword |
| 6 | ; GCN: flat_store_dword |
| 7 | define amdgpu_kernel void @unknown_memdep_analysis(float addrspace(1)* nocapture readonly %arg) #0 { |
| 8 | bb: |
| 9 | %tmp53 = load float, float addrspace(1)* undef, align 4 |
| 10 | %tmp54 = getelementptr inbounds float, float addrspace(1)* %arg, i32 31 |
| 11 | %tmp55 = load float, float addrspace(1)* %tmp54, align 4 |
| 12 | %tmp56 = tail call float @llvm.fmuladd.f32(float undef, float %tmp53, float %tmp55) |
| 13 | store float %tmp56, float addrspace(1)* undef, align 4 |
| 14 | ret void |
| 15 | } |
| 16 | |
| 17 | declare float @llvm.fmuladd.f32(float, float, float) #1 |
| 18 | |
| 19 | attributes #0 = { nounwind } |
| 20 | attributes #1 = { nounwind readnone speculatable } |