llvm/test/CodeGen/AMDGPU/nop-fold.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc --mtriple=amdgcn--amdhsa -mcpu=fiji -run-pass=si-shrink-instructions %s -o - | FileCheck %s

---

name:            merge_2_nop
tracksRegLiveness: true
body:             |
  bb.0:

    ; CHECK-LABEL: name: merge_2_nop
    ; CHECK: S_NOP 1
    S_NOP 0
    S_NOP 0

...

---

name:            merge_3_nop
tracksRegLiveness: true
body:             |
  bb.0:

    ; CHECK-LABEL: name: merge_3_nop
    ; CHECK: S_NOP 2
    S_NOP 0
    S_NOP 0
    S_NOP 0


...

---

name:            merge_7_nop
tracksRegLiveness: true
body:             |
  bb.0:

    ; CHECK-LABEL: name: merge_7_nop
    ; CHECK: S_NOP 6
    S_NOP 0
    S_NOP 0
    S_NOP 0
    S_NOP 0
    S_NOP 0
    S_NOP 0
    S_NOP 0

...

---

name:            merge_8_nop
tracksRegLiveness: true
body:             |
  bb.0:

    ; CHECK-LABEL: name: merge_8_nop
    ; CHECK: S_NOP 7
    S_NOP 0
    S_NOP 0
    S_NOP 0
    S_NOP 0
    S_NOP 0
    S_NOP 0
    S_NOP 0
    S_NOP 0

...
---

name:            merge_9_nop
tracksRegLiveness: true
body:             |
  bb.0:

    ; CHECK-LABEL: name: merge_9_nop
    ; CHECK: S_NOP 7
    ; CHECK: S_NOP 0
    S_NOP 0
    S_NOP 0
    S_NOP 0
    S_NOP 0
    S_NOP 0
    S_NOP 0
    S_NOP 0
    S_NOP 0
    S_NOP 0

...

---

name:            no_merge_impdef0
tracksRegLiveness: true
body:             |
  bb.0:

    ; CHECK-LABEL: name: no_merge_impdef0
    ; CHECK: S_NOP 0, implicit-def $sgpr0
    ; CHECK: S_NOP 0
    S_NOP 0, implicit-def $sgpr0
    S_NOP 0

...

---

name:            no_merge_impdef1
tracksRegLiveness: true
body:             |
  bb.0:

    ; CHECK-LABEL: name: no_merge_impdef1
    ; CHECK: S_NOP 0
    ; CHECK: S_NOP 0, implicit-def $sgpr0
    S_NOP 0
    S_NOP 0, implicit-def $sgpr0

...

---

name:            no_merge_impdef_both
tracksRegLiveness: true
body:             |
  bb.0:

    ; CHECK-LABEL: name: no_merge_impdef_both
    ; CHECK: S_NOP 0
    ; CHECK: S_NOP 0, implicit-def $sgpr0
    S_NOP 0
    S_NOP 0, implicit-def $sgpr0

...