test/CodeGen/AMDGPU/GlobalISel/inst-select-load-private.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -march=amdgcn -mcpu=tahiti -run-pass=instruction-select -verify-machineinstrs  -global-isel-abort=0 -o - %s | FileCheck -check-prefix=GFX6 %s
# RUN: llc -march=amdgcn -mcpu=gfx900 -run-pass=instruction-select -verify-machineinstrs -global-isel-abort=0 -o - %s | FileCheck -check-prefix=GFX9 %s

---

name: load_private_s32_from_4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_s32_from_4
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[BUFFER_LOAD_DWORD_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_DWORD_OFFEN [[COPY]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 4, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_DWORD_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_4
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[BUFFER_LOAD_DWORD_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_DWORD_OFFEN [[COPY]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 4, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_DWORD_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(s32) = G_LOAD %0 :: (load 4, align 4, addrspace 5)
    $vgpr0 = COPY %1

...

---

name: load_private_s32_from_2
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_s32_from_2
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[BUFFER_LOAD_USHORT_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_USHORT_OFFEN [[COPY]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 2, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_USHORT_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_2
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[BUFFER_LOAD_USHORT_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_USHORT_OFFEN [[COPY]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 2, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_USHORT_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(s32) = G_LOAD %0 :: (load 2, align 2, addrspace 5)
    $vgpr0 = COPY %1

...

---

name: load_private_s32_from_1
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_s32_from_1
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[COPY]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[COPY]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(s32) = G_LOAD %0 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %1

...

---

name: load_private_p3_from_4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_p3_from_4
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[BUFFER_LOAD_DWORD_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_DWORD_OFFEN [[COPY]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 4, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_DWORD_OFFEN]]
    ; GFX9-LABEL: name: load_private_p3_from_4
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[BUFFER_LOAD_DWORD_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_DWORD_OFFEN [[COPY]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 4, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_DWORD_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(p3) = G_LOAD %0 :: (load 4, align 4, addrspace 5)
    $vgpr0 = COPY %1

...

---

name: load_private_p5_from_4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_p5_from_4
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[BUFFER_LOAD_DWORD_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_DWORD_OFFEN [[COPY]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 4, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_DWORD_OFFEN]]
    ; GFX9-LABEL: name: load_private_p5_from_4
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[BUFFER_LOAD_DWORD_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_DWORD_OFFEN [[COPY]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 4, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_DWORD_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(p5) = G_LOAD %0 :: (load 4, align 4, addrspace 5)
    $vgpr0 = COPY %1

...

---

name: load_private_v2s16
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  isEntryFunction: false
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_v2s16
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[BUFFER_LOAD_DWORD_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_DWORD_OFFEN [[COPY]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 4, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_DWORD_OFFEN]]
    ; GFX9-LABEL: name: load_private_v2s16
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[BUFFER_LOAD_DWORD_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_DWORD_OFFEN [[COPY]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 4, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_DWORD_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(<2 x s16>) = G_LOAD %0 :: (load 4, align 4, addrspace 5)
    $vgpr0 = COPY %1

...

################################################################################
### Stress addressing modes
################################################################################

---

name: load_private_s32_from_1_gep_2047
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_s32_from_1_gep_2047
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 2047, implicit $exec
    ; GFX6: %2:vgpr_32, dead %4:sreg_64_xexec = V_ADD_CO_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN %2, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1_gep_2047
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[COPY]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 2047, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(s32) = G_CONSTANT i32 2047
    %2:vgpr(p5) = G_PTR_ADD %0, %1
    %3:vgpr(s32) = G_LOAD %2 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %3

...

---

name: load_private_s32_from_1_gep_2047_known_bits
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_s32_from_1_gep_2047_known_bits
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 2147483647, implicit $exec
    ; GFX6: [[V_AND_B32_e64_:%[0-9]+]]:vgpr_32 = V_AND_B32_e64 [[COPY]], [[V_MOV_B32_e32_]], implicit $exec
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[V_AND_B32_e64_]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 2047, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1_gep_2047_known_bits
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 2147483647, implicit $exec
    ; GFX9: [[V_AND_B32_e64_:%[0-9]+]]:vgpr_32 = V_AND_B32_e64 [[COPY]], [[V_MOV_B32_e32_]], implicit $exec
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[V_AND_B32_e64_]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 2047, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(s32) = COPY $vgpr0
    %1:vgpr(s32) = G_CONSTANT i32 2147483647
    %2:vgpr(s32) = G_AND %0, %1
    %3:vgpr(p5) = G_INTTOPTR %2
    %4:vgpr(s32) = G_CONSTANT i32 2047
    %5:vgpr(p5) = G_PTR_ADD %3, %4
    %6:vgpr(s32) = G_LOAD %5 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %6

...

---

name: load_private_s32_from_1_gep_2048
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_s32_from_1_gep_2048
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 2048, implicit $exec
    ; GFX6: %2:vgpr_32, dead %4:sreg_64_xexec = V_ADD_CO_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN %2, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1_gep_2048
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[COPY]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 2048, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(s32) = G_CONSTANT i32 2048
    %2:vgpr(p5) = G_PTR_ADD %0, %1
    %3:vgpr(s32) = G_LOAD %2 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %3

...

---

name: load_private_s32_from_1_gep_m2047
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_s32_from_1_gep_m2047
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 -2047, implicit $exec
    ; GFX6: %2:vgpr_32, dead %4:sreg_64_xexec = V_ADD_CO_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN %2, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1_gep_m2047
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 -2047, implicit $exec
    ; GFX9: [[V_ADD_U32_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[V_ADD_U32_e64_]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(s32) = G_CONSTANT i32 -2047
    %2:vgpr(p5) = G_PTR_ADD %0, %1
    %3:vgpr(s32) = G_LOAD %2 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %3

...

---

name: load_private_s32_from_1_gep_m2048
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_s32_from_1_gep_m2048
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 -2048, implicit $exec
    ; GFX6: %2:vgpr_32, dead %4:sreg_64_xexec = V_ADD_CO_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN %2, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1_gep_m2048
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 -2048, implicit $exec
    ; GFX9: [[V_ADD_U32_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[V_ADD_U32_e64_]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(s32) = G_CONSTANT i32 -2048
    %2:vgpr(p5) = G_PTR_ADD %0, %1
    %3:vgpr(s32) = G_LOAD %2 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %3

...

---

name: load_private_s32_from_1_gep_4095
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_s32_from_1_gep_4095
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 4095, implicit $exec
    ; GFX6: %2:vgpr_32, dead %4:sreg_64_xexec = V_ADD_CO_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN %2, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1_gep_4095
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[COPY]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 4095, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(s32) = G_CONSTANT i32 4095
    %2:vgpr(p5) = G_PTR_ADD %0, %1
    %3:vgpr(s32) = G_LOAD %2 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %3

...

---

name: load_private_s32_from_1_gep_4096
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_s32_from_1_gep_4096
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 4096, implicit $exec
    ; GFX6: %2:vgpr_32, dead %4:sreg_64_xexec = V_ADD_CO_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN %2, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1_gep_4096
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 4096, implicit $exec
    ; GFX9: [[V_ADD_U32_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[V_ADD_U32_e64_]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(s32) = G_CONSTANT i32 4096
    %2:vgpr(p5) = G_PTR_ADD %0, %1
    %3:vgpr(s32) = G_LOAD %2 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %3

...

---

name: load_private_s32_from_1_gep_m4095
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_s32_from_1_gep_m4095
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 -4095, implicit $exec
    ; GFX6: %2:vgpr_32, dead %4:sreg_64_xexec = V_ADD_CO_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN %2, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1_gep_m4095
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 -4095, implicit $exec
    ; GFX9: [[V_ADD_U32_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[V_ADD_U32_e64_]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(s32) = G_CONSTANT i32 -4095
    %2:vgpr(p5) = G_PTR_ADD %0, %1
    %3:vgpr(s32) = G_LOAD %2 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %3

...

---

name: load_private_s32_from_1_gep_m4096
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_s32_from_1_gep_m4096
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 -4096, implicit $exec
    ; GFX6: %2:vgpr_32, dead %4:sreg_64_xexec = V_ADD_CO_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN %2, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1_gep_m4096
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 -4096, implicit $exec
    ; GFX9: [[V_ADD_U32_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[V_ADD_U32_e64_]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(s32) = G_CONSTANT i32 -4096
    %2:vgpr(p5) = G_PTR_ADD %0, %1
    %3:vgpr(s32) = G_LOAD %2 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %3

...

---

name: load_private_s32_from_1_gep_8191
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_s32_from_1_gep_8191
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 8191, implicit $exec
    ; GFX6: %2:vgpr_32, dead %4:sreg_64_xexec = V_ADD_CO_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN %2, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1_gep_8191
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 8191, implicit $exec
    ; GFX9: [[V_ADD_U32_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[V_ADD_U32_e64_]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(s32) = G_CONSTANT i32 8191
    %2:vgpr(p5) = G_PTR_ADD %0, %1
    %3:vgpr(s32) = G_LOAD %2 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %3

...

---

name: load_private_s32_from_1_gep_8192
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_s32_from_1_gep_8192
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 8192, implicit $exec
    ; GFX6: %2:vgpr_32, dead %4:sreg_64_xexec = V_ADD_CO_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN %2, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1_gep_8192
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 8192, implicit $exec
    ; GFX9: [[V_ADD_U32_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[V_ADD_U32_e64_]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(s32) = G_CONSTANT i32 8192
    %2:vgpr(p5) = G_PTR_ADD %0, %1
    %3:vgpr(s32) = G_LOAD %2 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %3

...

---

name: load_private_s32_from_1_gep_m8191
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_s32_from_1_gep_m8191
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 -8191, implicit $exec
    ; GFX6: %2:vgpr_32, dead %4:sreg_64_xexec = V_ADD_CO_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN %2, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1_gep_m8191
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 -8191, implicit $exec
    ; GFX9: [[V_ADD_U32_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[V_ADD_U32_e64_]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(s32) = G_CONSTANT i32 -8191
    %2:vgpr(p5) = G_PTR_ADD %0, %1
    %3:vgpr(s32) = G_LOAD %2 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %3

...

---

name: load_private_s32_from_1_gep_m8192
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:
    liveins:  $vgpr0

    ; GFX6-LABEL: name: load_private_s32_from_1_gep_m8192
    ; GFX6: liveins: $vgpr0
    ; GFX6: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX6: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 -8192, implicit $exec
    ; GFX6: %2:vgpr_32, dead %4:sreg_64_xexec = V_ADD_CO_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN %2, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1_gep_m8192
    ; GFX9: liveins: $vgpr0
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 -8192, implicit $exec
    ; GFX9: [[V_ADD_U32_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], 0, implicit $exec
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[V_ADD_U32_e64_]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(p5) = COPY $vgpr0
    %1:vgpr(s32) = G_CONSTANT i32 -8192
    %2:vgpr(p5) = G_PTR_ADD %0, %1
    %3:vgpr(s32) = G_LOAD %2 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %3

...

---

name: load_private_s32_from_4_constant_0
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:

    ; GFX6-LABEL: name: load_private_s32_from_4_constant_0
    ; GFX6: [[BUFFER_LOAD_DWORD_OFFSET:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 4, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_DWORD_OFFSET]]
    ; GFX9-LABEL: name: load_private_s32_from_4_constant_0
    ; GFX9: [[BUFFER_LOAD_DWORD_OFFSET:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 4, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_DWORD_OFFSET]]
    %0:vgpr(p5) = G_CONSTANT i32 0
    %1:vgpr(s32) = G_LOAD %0 :: (load 4, align 4, addrspace 5)
    $vgpr0 = COPY %1

...

---

name: load_private_s32_from_4_constant_sgpr_16
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:

    ; GFX6-LABEL: name: load_private_s32_from_4_constant_sgpr_16
    ; GFX6: [[BUFFER_LOAD_DWORD_OFFSET:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, 0, 16, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 4, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_DWORD_OFFSET]]
    ; GFX9-LABEL: name: load_private_s32_from_4_constant_sgpr_16
    ; GFX9: [[BUFFER_LOAD_DWORD_OFFSET:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, 0, 16, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 4, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_DWORD_OFFSET]]
    %0:sgpr(p5) = G_CONSTANT i32 16
    %1:vgpr(s32) = G_LOAD %0 :: (load 4, align 4, addrspace 5)
    $vgpr0 = COPY %1

...

---

name: load_private_s32_from_1_constant_4095
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:

    ; GFX6-LABEL: name: load_private_s32_from_1_constant_4095
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFSET:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, 0, 4095, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFSET]]
    ; GFX9-LABEL: name: load_private_s32_from_1_constant_4095
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFSET:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, 0, 4095, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFSET]]
    %0:vgpr(p5) = G_CONSTANT i32 4095
    %1:vgpr(s32) = G_LOAD %0 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %1

...

---

name: load_private_s32_from_1_constant_4096
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:

    ; GFX6-LABEL: name: load_private_s32_from_1_constant_4096
    ; GFX6: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 4096, implicit $exec
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[V_MOV_B32_e32_]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1_constant_4096
    ; GFX9: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 4096, implicit $exec
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[V_MOV_B32_e32_]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(p5) = G_CONSTANT i32 4096
    %1:vgpr(s32) = G_LOAD %0 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %1

...

---

name: load_private_s32_from_fi
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32
stack:
  - { id: 0, size: 4, alignment: 4 }

body: |
  bb.0:

    ; GFX6-LABEL: name: load_private_s32_from_fi
    ; GFX6: [[BUFFER_LOAD_DWORD_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_DWORD_OFFEN %stack.0, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 4, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_DWORD_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_fi
    ; GFX9: [[BUFFER_LOAD_DWORD_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_DWORD_OFFEN %stack.0, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 4, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_DWORD_OFFEN]]
    %0:vgpr(p5) = G_FRAME_INDEX %stack.0
    %1:vgpr(s32) = G_LOAD %0 :: (load 4, align 4, addrspace 5)
    $vgpr0 = COPY %1

...

---

name: load_private_s32_from_1_fi_offset_4095
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32
stack:
  - { id: 0, size: 4096, alignment: 4 }

body: |
  bb.0:

    ; GFX6-LABEL: name: load_private_s32_from_1_fi_offset_4095
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN %stack.0, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 4095, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1_fi_offset_4095
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN %stack.0, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 4095, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(p5) = G_FRAME_INDEX %stack.0
    %1:vgpr(s32) = G_CONSTANT i32 4095
    %2:vgpr(p5) = G_PTR_ADD %0, %1
    %3:vgpr(s32) = G_LOAD %2 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %3

...

---

name: load_private_s32_from_1_fi_offset_4096
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32
stack:
  - { id: 0, size: 8192, alignment: 4 }

body: |
  bb.0:

    ; GFX6-LABEL: name: load_private_s32_from_1_fi_offset_4096
    ; GFX6: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 %stack.0, implicit $exec
    ; GFX6: [[V_MOV_B32_e32_1:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 4096, implicit $exec
    ; GFX6: %2:vgpr_32, dead %4:sreg_64_xexec = V_ADD_CO_U32_e64 [[V_MOV_B32_e32_]], [[V_MOV_B32_e32_1]], 0, implicit $exec
    ; GFX6: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN %2, $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_1_fi_offset_4096
    ; GFX9: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 %stack.0, implicit $exec
    ; GFX9: [[V_MOV_B32_e32_1:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 4096, implicit $exec
    ; GFX9: [[V_ADD_U32_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U32_e64 [[V_MOV_B32_e32_]], [[V_MOV_B32_e32_1]], 0, implicit $exec
    ; GFX9: [[BUFFER_LOAD_UBYTE_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_UBYTE_OFFEN [[V_ADD_U32_e64_]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 1, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_UBYTE_OFFEN]]
    %0:vgpr(p5) = G_FRAME_INDEX %stack.0
    %1:vgpr(s32) = G_CONSTANT i32 4096
    %2:vgpr(p5) = G_PTR_ADD %0, %1
    %3:vgpr(s32) = G_LOAD %2 :: (load 1, align 1, addrspace 5)
    $vgpr0 = COPY %3

...

# Should not fold offset if this is a null dereference.
---

name: load_private_s32_from_neg1
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo:
  scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
  stackPtrOffsetReg: $sgpr32

body: |
  bb.0:

    ; GFX6-LABEL: name: load_private_s32_from_neg1
    ; GFX6: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 -1, implicit $exec
    ; GFX6: [[BUFFER_LOAD_DWORD_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_DWORD_OFFEN [[V_MOV_B32_e32_]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, -1, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 4, addrspace 5)
    ; GFX6: $vgpr0 = COPY [[BUFFER_LOAD_DWORD_OFFEN]]
    ; GFX9-LABEL: name: load_private_s32_from_neg1
    ; GFX9: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 -1, implicit $exec
    ; GFX9: [[BUFFER_LOAD_DWORD_OFFEN:%[0-9]+]]:vgpr_32 = BUFFER_LOAD_DWORD_OFFEN [[V_MOV_B32_e32_]], $sgpr0_sgpr1_sgpr2_sgpr3, 0, -1, 0, 0, 0, 0, 0, 0, implicit $exec :: (load 4, addrspace 5)
    ; GFX9: $vgpr0 = COPY [[BUFFER_LOAD_DWORD_OFFEN]]
    %0:vgpr(p5) = G_CONSTANT i32 -1
    %1:vgpr(s32) = G_LOAD %0 :: (load 4, align 4, addrspace 5)
    $vgpr0 = COPY %1

...