third_party/llvm-7.0/llvm/test/CodeGen/AMDGPU/sendmsg-m0-hazard.mir

# RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs -run-pass  post-RA-hazard-rec %s -o - | FileCheck -check-prefixes=GCN,GFX9 %s
# RUN: llc -march=amdgcn -mcpu=fiji -verify-machineinstrs -run-pass  post-RA-hazard-rec %s -o - | FileCheck -check-prefixes=GCN,VI %s
# RUN: llc -march=amdgcn -mcpu=hawaii -verify-machineinstrs -run-pass  post-RA-hazard-rec %s -o - | FileCheck -check-prefixes=GCN,CI %s
# RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs -run-pass  post-RA-hazard-rec %s -o - | FileCheck -check-prefixes=GCN,SI %s

---
name: m0_sendmsg
body: |
  ; GCN-LABEL: name: m0_sendmsg
  ; GCN:  $m0 = S_MOV_B32 -1
  ; VI-NEXT: S_NOP 0
  ; GFX9-NEXT: S_NOP 0
  ; GCN-NEXT: S_SENDMSG 3, implicit $exec, implicit $m0

  bb.0:
    $m0 = S_MOV_B32 -1
    S_SENDMSG 3, implicit $exec, implicit $m0
    S_ENDPGM
...
---

name: m0_sendmsghalt
body: |
  ; GCN-LABEL: name: m0_sendmsghalt
  ; GCN:  $m0 = S_MOV_B32 -1
  ; VI-NEXT: S_NOP 0
  ; GFX9-NEXT: S_NOP 0
  ; GCN-NEXT: S_SENDMSGHALT 3, implicit $exec, implicit $m0

  bb.0:
    $m0 = S_MOV_B32 -1
    S_SENDMSGHALT 3, implicit $exec, implicit $m0
    S_ENDPGM
...
---

name: m0_ttracedata
body: |
  ; GCN-LABEL: name: m0_ttracedata
  ; GCN:  $m0 = S_MOV_B32 -1
  ; VI-NEXT: S_NOP 0
  ; GFX9-NEXT: S_NOP 0
  ; GCN-NEXT: S_TTRACEDATA implicit $m0

  bb.0:
    $m0 = S_MOV_B32 -1
    S_TTRACEDATA implicit $m0
    S_ENDPGM
...