test/CodeGen/AMDGPU/flat-scratch-fold-fi-gfx1250.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 2
# RUN: llc -mtriple=amdgcn -mcpu=gfx1250 -start-before=si-fold-operands -stop-after=prologepilog -o - %s | FileCheck -check-prefix=GCN %s

---
name:            test_fold_fi_scratch_load_vgpr
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32
stack:
  - { id: 0, name: '', type: spill-slot, offset: 0, size: 4, alignment: 4 }
body:             |
  bb.0.entry:
    ; GCN-LABEL: name: test_fold_fi_scratch_load_vgpr
    ; GCN: renamable $vgpr0 = SCRATCH_LOAD_DWORD_SADDR $sgpr32, 4, 0, implicit $exec, implicit $flat_scr :: (load (s32) from %stack.0, addrspace 5)
    ; GCN-NEXT: S_ENDPGM 0, implicit killed renamable $vgpr0
    %0:vgpr_32 = V_MOV_B32_e32 %stack.0, implicit $exec
    %1:vgpr_32 = SCRATCH_LOAD_DWORD %0:vgpr_32, 4, 0, implicit $exec, implicit $flat_scr :: (load 4 from %stack.0, addrspace 5)
    S_ENDPGM 0, implicit %1

...

# SS form of the SCRATCH_LOAD_DWORD does not support offset scaling

---
name:            test_no_fold_fi_scratch_load_vgpr_scale_offset
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32
stack:
  - { id: 0, name: '', type: spill-slot, offset: 0, size: 4, alignment: 4 }
body:             |
  bb.0.entry:
    ; GCN-LABEL: name: test_no_fold_fi_scratch_load_vgpr_scale_offset
    ; GCN: renamable $vgpr0 = V_MOV_B32_e32 $sgpr32, implicit $exec
    ; GCN-NEXT: renamable $vgpr0 = SCRATCH_LOAD_DWORD killed renamable $vgpr0, 4, 2048, implicit $exec, implicit $flat_scr :: (load (s32) from %stack.0, addrspace 5)
    ; GCN-NEXT: S_ENDPGM 0, implicit killed renamable $vgpr0
    %0:vgpr_32 = V_MOV_B32_e32 %stack.0, implicit $exec
    %1:vgpr_32 = SCRATCH_LOAD_DWORD %0:vgpr_32, 4, 2048, implicit $exec, implicit $flat_scr :: (load 4 from %stack.0, addrspace 5)
    S_ENDPGM 0, implicit %1

...