llvm/llvm/test/CodeGen/AMDGPU/spill-agpr-partially-undef.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx908 -verify-machineinstrs -run-pass=prologepilog %s -o - | FileCheck -check-prefix=CHECK %s

---
name: spill_a64_kill
tracksRegLiveness: true
stack:
  - { id: 0, type: spill-slot, size: 8, alignment: 4 }
machineFunctionInfo:
  scratchRSrcReg:  '$sgpr0_sgpr1_sgpr2_sgpr3'
  stackPtrOffsetReg: '$sgpr32'
  frameOffsetReg: '$sgpr33'
body:             |
  bb.0:
    liveins: $agpr0_agpr1

    ; CHECK-LABEL: name: spill_a64_kill
    ; CHECK: liveins: $agpr0_agpr1
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: $vgpr0 = V_ACCVGPR_READ_B32_e64 killed $agpr0, implicit $exec, implicit-def $agpr0_agpr1
    ; CHECK-NEXT: BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, implicit $exec, implicit $agpr0_agpr1 :: (store (s32) into %stack.0, addrspace 5)
    ; CHECK-NEXT: $vgpr0 = V_ACCVGPR_READ_B32_e64 killed $agpr1, implicit $exec
    ; CHECK-NEXT: BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 4, 0, 0, implicit $exec, implicit killed $agpr0_agpr1 :: (store (s32) into %stack.0 + 4, addrspace 5)
    SI_SPILL_A64_SAVE killed $agpr0_agpr1, %stack.0, $sgpr32, 0, implicit $exec :: (store (s64) into %stack.0, addrspace 5)
...

# Make sure there's no verifier error on the undef spill component when the value is killed.

---
name: spill_a64_undef_sub1_killed
tracksRegLiveness: true
stack:
  - { id: 0, type: spill-slot, size: 8, alignment: 4 }
machineFunctionInfo:
  scratchRSrcReg:  '$sgpr0_sgpr1_sgpr2_sgpr3'
  stackPtrOffsetReg: '$sgpr32'
  frameOffsetReg: '$sgpr33'
body:             |
  bb.0:
    liveins: $agpr0

    ; CHECK-LABEL: name: spill_a64_undef_sub1_killed
    ; CHECK: liveins: $agpr0
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: $vgpr0 = V_ACCVGPR_READ_B32_e64 killed $agpr0, implicit $exec, implicit-def $agpr0_agpr1
    ; CHECK-NEXT: BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, implicit $exec, implicit $agpr0_agpr1 :: (store (s32) into %stack.0, addrspace 5)
    ; CHECK-NEXT: $vgpr0 = V_ACCVGPR_READ_B32_e64 killed $agpr1, implicit $exec
    ; CHECK-NEXT: BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 4, 0, 0, implicit $exec, implicit killed $agpr0_agpr1 :: (store (s32) into %stack.0 + 4, addrspace 5)
    SI_SPILL_A64_SAVE killed $agpr0_agpr1, %stack.0, $sgpr32, 0, implicit $exec :: (store (s64) into %stack.0, addrspace 5)
...

---
name: spill_a64_undef_sub0_killed
tracksRegLiveness: true
stack:
  - { id: 0, type: spill-slot, size: 8, alignment: 4 }
machineFunctionInfo:
  scratchRSrcReg:  '$sgpr0_sgpr1_sgpr2_sgpr3'
  stackPtrOffsetReg: '$sgpr32'
  frameOffsetReg: '$sgpr33'
body:             |
  bb.0:
    liveins: $agpr1

    ; CHECK-LABEL: name: spill_a64_undef_sub0_killed
    ; CHECK: liveins: $agpr1
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: $vgpr0 = V_ACCVGPR_READ_B32_e64 killed $agpr0, implicit $exec, implicit-def $agpr0_agpr1
    ; CHECK-NEXT: BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, implicit $exec, implicit $agpr0_agpr1 :: (store (s32) into %stack.0, addrspace 5)
    ; CHECK-NEXT: $vgpr0 = V_ACCVGPR_READ_B32_e64 killed $agpr1, implicit $exec
    ; CHECK-NEXT: BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 4, 0, 0, implicit $exec, implicit killed $agpr0_agpr1 :: (store (s32) into %stack.0 + 4, addrspace 5)
    SI_SPILL_A64_SAVE killed $agpr0_agpr1, %stack.0, $sgpr32, 0, implicit $exec :: (store (s64) into %stack.0, addrspace 5)
...