Compiler projects using llvm
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=fiji -amdgpu-spill-sgpr-to-vgpr=0 -verify-machineinstrs -run-pass=prologepilog %s -o - | FileCheck -check-prefix=VMEM-GFX8 %s


# Test that if we have a spill with a live SCC def, and we the offset
# does not fit in the immediate offset we do not clobber SCC.

---
name: sgpr32_save_clobber_scc
tracksRegLiveness: true
stack:
  - { id: 0, type: default, offset: 0, size: 8192, alignment: 8 }
  - { id: 1, type: spill-slot, offset: 0, size: 8192, alignment: 4, stack-id: sgpr-spill }

machineFunctionInfo:
  scratchRSrcReg:  $sgpr0_sgpr1_sgpr2_sgpr3
  frameOffsetReg:  $sgpr33
  stackPtrOffsetReg:  $sgpr32

body:             |
  ; VMEM-GFX8-LABEL: name: sgpr32_save_clobber_scc
  ; VMEM-GFX8: bb.0:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x40000000), %bb.1(0x40000000)
  ; VMEM-GFX8-NEXT:   liveins: $sgpr8
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_CMP_EQ_U32 0, 0, implicit-def $scc
  ; VMEM-GFX8-NEXT:   $sgpr4_sgpr5 = S_MOV_B64 $exec
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 1, implicit-def $vgpr0
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr0 = V_WRITELANE_B32 $sgpr8, 0, undef $vgpr0
  ; VMEM-GFX8-NEXT:   $vgpr1 = V_MOV_B32_e32 8200, implicit $exec
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFEN killed $vgpr0, killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.1, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 killed $sgpr4_sgpr5, implicit killed $vgpr0
  ; VMEM-GFX8-NEXT:   S_CBRANCH_SCC1 %bb.2, implicit $scc
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.1:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x80000000)
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_NOP 0
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.2:
  ; VMEM-GFX8-NEXT:   S_ENDPGM 0
  bb.0:
    liveins: $sgpr8

    S_CMP_EQ_U32 0, 0, implicit-def $scc
    SI_SPILL_S32_SAVE $sgpr8, %stack.1, implicit $exec, implicit $sgpr32 :: (store (s32) into %stack.1, align 4, addrspace 5)
    S_CBRANCH_SCC1 %bb.2, implicit $scc

  bb.1:
    S_NOP 0

  bb.2:
    S_ENDPGM 0
...

---
name: sgpr64_save_clobber_scc
tracksRegLiveness: true
stack:
  - { id: 0, type: default, offset: 0, size: 8192, alignment: 8 }
  - { id: 1, type: spill-slot, offset: 0, size: 8192, alignment: 4, stack-id: sgpr-spill}

machineFunctionInfo:
  scratchRSrcReg:  $sgpr0_sgpr1_sgpr2_sgpr3
  frameOffsetReg:  $sgpr33
  stackPtrOffsetReg:  $sgpr32

body:             |
  ; VMEM-GFX8-LABEL: name: sgpr64_save_clobber_scc
  ; VMEM-GFX8: bb.0:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x40000000), %bb.1(0x40000000)
  ; VMEM-GFX8-NEXT:   liveins: $sgpr8_sgpr9
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_CMP_EQ_U32 0, 0, implicit-def $scc
  ; VMEM-GFX8-NEXT:   $sgpr4_sgpr5 = S_MOV_B64 $exec
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 3, implicit-def $vgpr0
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr0 = V_WRITELANE_B32 $sgpr8, 0, undef $vgpr0, implicit $sgpr8_sgpr9
  ; VMEM-GFX8-NEXT:   $vgpr0 = V_WRITELANE_B32 $sgpr9, 1, $vgpr0, implicit $sgpr8_sgpr9
  ; VMEM-GFX8-NEXT:   $vgpr1 = V_MOV_B32_e32 8200, implicit $exec
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFEN killed $vgpr0, killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.1, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 killed $sgpr4_sgpr5, implicit killed $vgpr0
  ; VMEM-GFX8-NEXT:   S_CBRANCH_SCC1 %bb.2, implicit $scc
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.1:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x80000000)
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_NOP 0
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.2:
  ; VMEM-GFX8-NEXT:   S_ENDPGM 0
  bb.0:
    liveins: $sgpr8_sgpr9
    S_CMP_EQ_U32 0, 0, implicit-def $scc
    SI_SPILL_S64_SAVE $sgpr8_sgpr9, %stack.1, implicit $exec, implicit $sgpr32:: (store (s64) into %stack.1, align 4, addrspace 5)
    S_CBRANCH_SCC1 %bb.2, implicit $scc

  bb.1:
    S_NOP 0

  bb.2:
    S_ENDPGM 0
...

---
name: sgpr32_restore_clobber_scc
tracksRegLiveness: true
stack:
  - { id: 0, type: default, offset: 0, size: 8192, alignment: 8 }
  - { id: 1, type: spill-slot, offset: 0, size: 8192, alignment: 4, stack-id: sgpr-spill }

machineFunctionInfo:
  scratchRSrcReg:  $sgpr0_sgpr1_sgpr2_sgpr3
  frameOffsetReg:  $sgpr33
  stackPtrOffsetReg:  $sgpr32

body:             |
  ; VMEM-GFX8-LABEL: name: sgpr32_restore_clobber_scc
  ; VMEM-GFX8: bb.0:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x40000000), %bb.1(0x40000000)
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_CMP_EQ_U32 0, 0, implicit-def $scc
  ; VMEM-GFX8-NEXT:   $sgpr4_sgpr5 = S_MOV_B64 $exec
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 1, implicit-def $vgpr0
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr1 = V_MOV_B32_e32 8200, implicit $exec
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFEN killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.1, addrspace 5)
  ; VMEM-GFX8-NEXT:   $sgpr8 = V_READLANE_B32 killed $vgpr0, 0
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 killed $sgpr4_sgpr5, implicit killed $vgpr0
  ; VMEM-GFX8-NEXT:   S_CBRANCH_SCC1 %bb.2, implicit $scc
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.1:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x80000000)
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_NOP 0
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.2:
  ; VMEM-GFX8-NEXT:   S_ENDPGM 0
  bb.0:
    liveins:
    S_CMP_EQ_U32 0, 0, implicit-def $scc
    $sgpr8 = SI_SPILL_S32_RESTORE %stack.1, implicit $exec, implicit $sgpr32 :: (load (s32) from %stack.1, align 4, addrspace 5)
    S_CBRANCH_SCC1 %bb.2, implicit $scc

  bb.1:
    S_NOP 0

  bb.2:
    S_ENDPGM 0
...

---
name: sgpr64_restore_clobber_scc
tracksRegLiveness: true
stack:
  - { id: 0, type: default, offset: 0, size: 8192, alignment: 8 }
  - { id: 1, type: spill-slot, offset: 0, size: 8192, alignment: 4, stack-id: sgpr-spill }

machineFunctionInfo:
  scratchRSrcReg:  $sgpr0_sgpr1_sgpr2_sgpr3
  frameOffsetReg:  $sgpr33
  stackPtrOffsetReg:  $sgpr32

body:             |
  ; VMEM-GFX8-LABEL: name: sgpr64_restore_clobber_scc
  ; VMEM-GFX8: bb.0:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x40000000), %bb.1(0x40000000)
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_CMP_EQ_U32 0, 0, implicit-def $scc
  ; VMEM-GFX8-NEXT:   $sgpr4_sgpr5 = S_MOV_B64 $exec
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 3, implicit-def $vgpr0
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr1 = V_MOV_B32_e32 8200, implicit $exec
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFEN killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.1, addrspace 5)
  ; VMEM-GFX8-NEXT:   $sgpr8 = V_READLANE_B32 $vgpr0, 0, implicit-def $sgpr8_sgpr9
  ; VMEM-GFX8-NEXT:   $sgpr9 = V_READLANE_B32 killed $vgpr0, 1
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 killed $sgpr4_sgpr5, implicit killed $vgpr0
  ; VMEM-GFX8-NEXT:   S_CBRANCH_SCC1 %bb.2, implicit $scc
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.1:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x80000000)
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_NOP 0
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.2:
  ; VMEM-GFX8-NEXT:   S_ENDPGM 0
  bb.0:
    liveins:
    S_CMP_EQ_U32 0, 0, implicit-def $scc
    $sgpr8_sgpr9 = SI_SPILL_S64_RESTORE %stack.1, implicit $exec, implicit $sgpr32 :: (load (s64) from %stack.1, align 4, addrspace 5)
    S_CBRANCH_SCC1 %bb.2, implicit $scc

  bb.1:
    S_NOP 0

  bb.2:
    S_ENDPGM 0
...

---
name: sgpr32_save_clobber_scc_emergency_stack_slot
tracksRegLiveness: true
stack:
  - { id: 0, type: default, offset: 0, size: 8192, alignment: 8 }
  - { id: 1, type: spill-slot, offset: 0, size: 8192, alignment: 4, stack-id: sgpr-spill }

machineFunctionInfo:
  scratchRSrcReg:  $sgpr0_sgpr1_sgpr2_sgpr3
  frameOffsetReg:  $sgpr33
  stackPtrOffsetReg:  $sgpr32

body:             |
  ; VMEM-GFX8-LABEL: name: sgpr32_save_clobber_scc_emergency_stack_slot
  ; VMEM-GFX8: bb.0:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x40000000), %bb.1(0x40000000)
  ; VMEM-GFX8-NEXT:   liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39_vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47, $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55_vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63, $vgpr64_vgpr65_vgpr66_vgpr67_vgpr68_vgpr69_vgpr70_vgpr71_vgpr72_vgpr73_vgpr74_vgpr75_vgpr76_vgpr77_vgpr78_vgpr79, $vgpr80_vgpr81_vgpr82_vgpr83_vgpr84_vgpr85_vgpr86_vgpr87_vgpr88_vgpr89_vgpr90_vgpr91_vgpr92_vgpr93_vgpr94_vgpr95, $vgpr96_vgpr97_vgpr98_vgpr99_vgpr100_vgpr101_vgpr102_vgpr103_vgpr104_vgpr105_vgpr106_vgpr107_vgpr108_vgpr109_vgpr110_vgpr111, $vgpr112_vgpr113_vgpr114_vgpr115_vgpr116_vgpr117_vgpr118_vgpr119_vgpr120_vgpr121_vgpr122_vgpr123_vgpr124_vgpr125_vgpr126_vgpr127, $vgpr128_vgpr129_vgpr130_vgpr131_vgpr132_vgpr133_vgpr134_vgpr135_vgpr136_vgpr137_vgpr138_vgpr139_vgpr140_vgpr141_vgpr142_vgpr143, $vgpr144_vgpr145_vgpr146_vgpr147_vgpr148_vgpr149_vgpr150_vgpr151_vgpr152_vgpr153_vgpr154_vgpr155_vgpr156_vgpr157_vgpr158_vgpr159, $vgpr160_vgpr161_vgpr162_vgpr163_vgpr164_vgpr165_vgpr166_vgpr167_vgpr168_vgpr169_vgpr170_vgpr171_vgpr172_vgpr173_vgpr174_vgpr175, $vgpr176_vgpr177_vgpr178_vgpr179_vgpr180_vgpr181_vgpr182_vgpr183_vgpr184_vgpr185_vgpr186_vgpr187_vgpr188_vgpr189_vgpr190_vgpr191, $vgpr192_vgpr193_vgpr194_vgpr195_vgpr196_vgpr197_vgpr198_vgpr199_vgpr200_vgpr201_vgpr202_vgpr203_vgpr204_vgpr205_vgpr206_vgpr207, $vgpr208_vgpr209_vgpr210_vgpr211_vgpr212_vgpr213_vgpr214_vgpr215_vgpr216_vgpr217_vgpr218_vgpr219_vgpr220_vgpr221_vgpr222_vgpr223, $vgpr224_vgpr225_vgpr226_vgpr227_vgpr228_vgpr229_vgpr230_vgpr231_vgpr232_vgpr233_vgpr234_vgpr235_vgpr236_vgpr237_vgpr238_vgpr239, $vgpr240_vgpr241_vgpr242_vgpr243_vgpr244_vgpr245_vgpr246_vgpr247, $vgpr248_vgpr249_vgpr250_vgpr251, $vgpr252_vgpr253_vgpr254_vgpr255, $sgpr8
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_CMP_EQ_U32 0, 0, implicit-def $scc
  ; VMEM-GFX8-NEXT:   $sgpr4_sgpr5 = S_MOV_B64 $exec
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 1
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr0 = V_WRITELANE_B32 $sgpr8, 0, undef $vgpr0
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 4, 0, 0, 0, implicit $exec :: (store (s32) into %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr1 = V_MOV_B32_e32 8200, implicit $exec
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFEN killed $vgpr0, killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.1, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 killed $sgpr4_sgpr5
  ; VMEM-GFX8-NEXT:   $vgpr1 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 4, 0, 0, 0, implicit $exec :: (load (s32) from %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   S_CBRANCH_SCC1 %bb.2, implicit $scc
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.1:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x80000000)
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_NOP 0
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.2:
  ; VMEM-GFX8-NEXT:   S_ENDPGM 0, amdgpu_allvgprs
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39_vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47, $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55_vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63, $vgpr64_vgpr65_vgpr66_vgpr67_vgpr68_vgpr69_vgpr70_vgpr71_vgpr72_vgpr73_vgpr74_vgpr75_vgpr76_vgpr77_vgpr78_vgpr79, $vgpr80_vgpr81_vgpr82_vgpr83_vgpr84_vgpr85_vgpr86_vgpr87_vgpr88_vgpr89_vgpr90_vgpr91_vgpr92_vgpr93_vgpr94_vgpr95, $vgpr96_vgpr97_vgpr98_vgpr99_vgpr100_vgpr101_vgpr102_vgpr103_vgpr104_vgpr105_vgpr106_vgpr107_vgpr108_vgpr109_vgpr110_vgpr111, $vgpr112_vgpr113_vgpr114_vgpr115_vgpr116_vgpr117_vgpr118_vgpr119_vgpr120_vgpr121_vgpr122_vgpr123_vgpr124_vgpr125_vgpr126_vgpr127, $vgpr128_vgpr129_vgpr130_vgpr131_vgpr132_vgpr133_vgpr134_vgpr135_vgpr136_vgpr137_vgpr138_vgpr139_vgpr140_vgpr141_vgpr142_vgpr143, $vgpr144_vgpr145_vgpr146_vgpr147_vgpr148_vgpr149_vgpr150_vgpr151_vgpr152_vgpr153_vgpr154_vgpr155_vgpr156_vgpr157_vgpr158_vgpr159, $vgpr160_vgpr161_vgpr162_vgpr163_vgpr164_vgpr165_vgpr166_vgpr167_vgpr168_vgpr169_vgpr170_vgpr171_vgpr172_vgpr173_vgpr174_vgpr175, $vgpr176_vgpr177_vgpr178_vgpr179_vgpr180_vgpr181_vgpr182_vgpr183_vgpr184_vgpr185_vgpr186_vgpr187_vgpr188_vgpr189_vgpr190_vgpr191, $vgpr192_vgpr193_vgpr194_vgpr195_vgpr196_vgpr197_vgpr198_vgpr199_vgpr200_vgpr201_vgpr202_vgpr203_vgpr204_vgpr205_vgpr206_vgpr207, $vgpr208_vgpr209_vgpr210_vgpr211_vgpr212_vgpr213_vgpr214_vgpr215_vgpr216_vgpr217_vgpr218_vgpr219_vgpr220_vgpr221_vgpr222_vgpr223, $vgpr224_vgpr225_vgpr226_vgpr227_vgpr228_vgpr229_vgpr230_vgpr231_vgpr232_vgpr233_vgpr234_vgpr235_vgpr236_vgpr237_vgpr238_vgpr239, $vgpr240_vgpr241_vgpr242_vgpr243_vgpr244_vgpr245_vgpr246_vgpr247, $vgpr248_vgpr249_vgpr250_vgpr251, $vgpr252_vgpr253_vgpr254_vgpr255, $sgpr8
    S_CMP_EQ_U32 0, 0, implicit-def $scc
    SI_SPILL_S32_SAVE $sgpr8, %stack.1, implicit $exec, implicit $sgpr32:: (store (s32) into %stack.1, align 4, addrspace 5)
    S_CBRANCH_SCC1 %bb.2, implicit $scc

  bb.1:
    S_NOP 0

  bb.2:
    S_ENDPGM 0, amdgpu_allvgprs
...

---
name: sgpr32_restore_clobber_scc_emergency_stack_slot
tracksRegLiveness: true
stack:
  - { id: 0, type: default, offset: 0, size: 8192, alignment: 8 }
  - { id: 1, type: spill-slot, offset: 0, size: 8192, alignment: 4, stack-id: sgpr-spill }

machineFunctionInfo:
  scratchRSrcReg:  $sgpr0_sgpr1_sgpr2_sgpr3
  frameOffsetReg:  $sgpr33
  stackPtrOffsetReg:  $sgpr32

body:             |
  ; VMEM-GFX8-LABEL: name: sgpr32_restore_clobber_scc_emergency_stack_slot
  ; VMEM-GFX8: bb.0:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x40000000), %bb.1(0x40000000)
  ; VMEM-GFX8-NEXT:   liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39_vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47, $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55_vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63, $vgpr64_vgpr65_vgpr66_vgpr67_vgpr68_vgpr69_vgpr70_vgpr71_vgpr72_vgpr73_vgpr74_vgpr75_vgpr76_vgpr77_vgpr78_vgpr79, $vgpr80_vgpr81_vgpr82_vgpr83_vgpr84_vgpr85_vgpr86_vgpr87_vgpr88_vgpr89_vgpr90_vgpr91_vgpr92_vgpr93_vgpr94_vgpr95, $vgpr96_vgpr97_vgpr98_vgpr99_vgpr100_vgpr101_vgpr102_vgpr103_vgpr104_vgpr105_vgpr106_vgpr107_vgpr108_vgpr109_vgpr110_vgpr111, $vgpr112_vgpr113_vgpr114_vgpr115_vgpr116_vgpr117_vgpr118_vgpr119_vgpr120_vgpr121_vgpr122_vgpr123_vgpr124_vgpr125_vgpr126_vgpr127, $vgpr128_vgpr129_vgpr130_vgpr131_vgpr132_vgpr133_vgpr134_vgpr135_vgpr136_vgpr137_vgpr138_vgpr139_vgpr140_vgpr141_vgpr142_vgpr143, $vgpr144_vgpr145_vgpr146_vgpr147_vgpr148_vgpr149_vgpr150_vgpr151_vgpr152_vgpr153_vgpr154_vgpr155_vgpr156_vgpr157_vgpr158_vgpr159, $vgpr160_vgpr161_vgpr162_vgpr163_vgpr164_vgpr165_vgpr166_vgpr167_vgpr168_vgpr169_vgpr170_vgpr171_vgpr172_vgpr173_vgpr174_vgpr175, $vgpr176_vgpr177_vgpr178_vgpr179_vgpr180_vgpr181_vgpr182_vgpr183_vgpr184_vgpr185_vgpr186_vgpr187_vgpr188_vgpr189_vgpr190_vgpr191, $vgpr192_vgpr193_vgpr194_vgpr195_vgpr196_vgpr197_vgpr198_vgpr199_vgpr200_vgpr201_vgpr202_vgpr203_vgpr204_vgpr205_vgpr206_vgpr207, $vgpr208_vgpr209_vgpr210_vgpr211_vgpr212_vgpr213_vgpr214_vgpr215_vgpr216_vgpr217_vgpr218_vgpr219_vgpr220_vgpr221_vgpr222_vgpr223, $vgpr224_vgpr225_vgpr226_vgpr227_vgpr228_vgpr229_vgpr230_vgpr231_vgpr232_vgpr233_vgpr234_vgpr235_vgpr236_vgpr237_vgpr238_vgpr239, $vgpr240_vgpr241_vgpr242_vgpr243_vgpr244_vgpr245_vgpr246_vgpr247, $vgpr248_vgpr249_vgpr250_vgpr251, $vgpr252_vgpr253_vgpr254_vgpr255
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_CMP_EQ_U32 0, 0, implicit-def $scc
  ; VMEM-GFX8-NEXT:   $sgpr4_sgpr5 = S_MOV_B64 $exec
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 1
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 4, 0, 0, 0, implicit $exec :: (store (s32) into %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr1 = V_MOV_B32_e32 8200, implicit $exec
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFEN killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.1, addrspace 5)
  ; VMEM-GFX8-NEXT:   $sgpr8 = V_READLANE_B32 killed $vgpr0, 0
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 killed $sgpr4_sgpr5
  ; VMEM-GFX8-NEXT:   $vgpr1 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 4, 0, 0, 0, implicit $exec :: (load (s32) from %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   S_CBRANCH_SCC1 %bb.2, implicit $scc
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.1:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x80000000)
  ; VMEM-GFX8-NEXT:   liveins: $sgpr8
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_NOP 0
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.2:
  ; VMEM-GFX8-NEXT:   liveins: $sgpr8
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_ENDPGM 0, amdgpu_allvgprs, implicit $sgpr8
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39_vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47, $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55_vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63, $vgpr64_vgpr65_vgpr66_vgpr67_vgpr68_vgpr69_vgpr70_vgpr71_vgpr72_vgpr73_vgpr74_vgpr75_vgpr76_vgpr77_vgpr78_vgpr79, $vgpr80_vgpr81_vgpr82_vgpr83_vgpr84_vgpr85_vgpr86_vgpr87_vgpr88_vgpr89_vgpr90_vgpr91_vgpr92_vgpr93_vgpr94_vgpr95, $vgpr96_vgpr97_vgpr98_vgpr99_vgpr100_vgpr101_vgpr102_vgpr103_vgpr104_vgpr105_vgpr106_vgpr107_vgpr108_vgpr109_vgpr110_vgpr111, $vgpr112_vgpr113_vgpr114_vgpr115_vgpr116_vgpr117_vgpr118_vgpr119_vgpr120_vgpr121_vgpr122_vgpr123_vgpr124_vgpr125_vgpr126_vgpr127, $vgpr128_vgpr129_vgpr130_vgpr131_vgpr132_vgpr133_vgpr134_vgpr135_vgpr136_vgpr137_vgpr138_vgpr139_vgpr140_vgpr141_vgpr142_vgpr143, $vgpr144_vgpr145_vgpr146_vgpr147_vgpr148_vgpr149_vgpr150_vgpr151_vgpr152_vgpr153_vgpr154_vgpr155_vgpr156_vgpr157_vgpr158_vgpr159, $vgpr160_vgpr161_vgpr162_vgpr163_vgpr164_vgpr165_vgpr166_vgpr167_vgpr168_vgpr169_vgpr170_vgpr171_vgpr172_vgpr173_vgpr174_vgpr175, $vgpr176_vgpr177_vgpr178_vgpr179_vgpr180_vgpr181_vgpr182_vgpr183_vgpr184_vgpr185_vgpr186_vgpr187_vgpr188_vgpr189_vgpr190_vgpr191, $vgpr192_vgpr193_vgpr194_vgpr195_vgpr196_vgpr197_vgpr198_vgpr199_vgpr200_vgpr201_vgpr202_vgpr203_vgpr204_vgpr205_vgpr206_vgpr207, $vgpr208_vgpr209_vgpr210_vgpr211_vgpr212_vgpr213_vgpr214_vgpr215_vgpr216_vgpr217_vgpr218_vgpr219_vgpr220_vgpr221_vgpr222_vgpr223, $vgpr224_vgpr225_vgpr226_vgpr227_vgpr228_vgpr229_vgpr230_vgpr231_vgpr232_vgpr233_vgpr234_vgpr235_vgpr236_vgpr237_vgpr238_vgpr239, $vgpr240_vgpr241_vgpr242_vgpr243_vgpr244_vgpr245_vgpr246_vgpr247, $vgpr248_vgpr249_vgpr250_vgpr251, $vgpr252_vgpr253_vgpr254_vgpr255
    S_CMP_EQ_U32 0, 0, implicit-def $scc
    $sgpr8 = SI_SPILL_S32_RESTORE %stack.1, implicit $exec, implicit $sgpr32:: (load (s32) from %stack.1, align 4, addrspace 5)
    S_CBRANCH_SCC1 %bb.2, implicit $scc

  bb.1:
    liveins: $sgpr8
    S_NOP 0

  bb.2:
    liveins: $sgpr8
    S_ENDPGM 0, amdgpu_allvgprs, implicit $sgpr8
...

---
name: sgpr64_save_clobber_scc_emergency_stack_slot
tracksRegLiveness: true
stack:
  - { id: 0, type: default, offset: 0, size: 8192, alignment: 8 }
  - { id: 1, type: spill-slot, offset: 0, size: 8192, alignment: 4, stack-id: sgpr-spill }

machineFunctionInfo:
  scratchRSrcReg:  $sgpr0_sgpr1_sgpr2_sgpr3
  frameOffsetReg:  $sgpr33
  stackPtrOffsetReg:  $sgpr32

body:             |
  ; VMEM-GFX8-LABEL: name: sgpr64_save_clobber_scc_emergency_stack_slot
  ; VMEM-GFX8: bb.0:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x40000000), %bb.1(0x40000000)
  ; VMEM-GFX8-NEXT:   liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39_vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47, $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55_vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63, $vgpr64_vgpr65_vgpr66_vgpr67_vgpr68_vgpr69_vgpr70_vgpr71_vgpr72_vgpr73_vgpr74_vgpr75_vgpr76_vgpr77_vgpr78_vgpr79, $vgpr80_vgpr81_vgpr82_vgpr83_vgpr84_vgpr85_vgpr86_vgpr87_vgpr88_vgpr89_vgpr90_vgpr91_vgpr92_vgpr93_vgpr94_vgpr95, $vgpr96_vgpr97_vgpr98_vgpr99_vgpr100_vgpr101_vgpr102_vgpr103_vgpr104_vgpr105_vgpr106_vgpr107_vgpr108_vgpr109_vgpr110_vgpr111, $vgpr112_vgpr113_vgpr114_vgpr115_vgpr116_vgpr117_vgpr118_vgpr119_vgpr120_vgpr121_vgpr122_vgpr123_vgpr124_vgpr125_vgpr126_vgpr127, $vgpr128_vgpr129_vgpr130_vgpr131_vgpr132_vgpr133_vgpr134_vgpr135_vgpr136_vgpr137_vgpr138_vgpr139_vgpr140_vgpr141_vgpr142_vgpr143, $vgpr144_vgpr145_vgpr146_vgpr147_vgpr148_vgpr149_vgpr150_vgpr151_vgpr152_vgpr153_vgpr154_vgpr155_vgpr156_vgpr157_vgpr158_vgpr159, $vgpr160_vgpr161_vgpr162_vgpr163_vgpr164_vgpr165_vgpr166_vgpr167_vgpr168_vgpr169_vgpr170_vgpr171_vgpr172_vgpr173_vgpr174_vgpr175, $vgpr176_vgpr177_vgpr178_vgpr179_vgpr180_vgpr181_vgpr182_vgpr183_vgpr184_vgpr185_vgpr186_vgpr187_vgpr188_vgpr189_vgpr190_vgpr191, $vgpr192_vgpr193_vgpr194_vgpr195_vgpr196_vgpr197_vgpr198_vgpr199_vgpr200_vgpr201_vgpr202_vgpr203_vgpr204_vgpr205_vgpr206_vgpr207, $vgpr208_vgpr209_vgpr210_vgpr211_vgpr212_vgpr213_vgpr214_vgpr215_vgpr216_vgpr217_vgpr218_vgpr219_vgpr220_vgpr221_vgpr222_vgpr223, $vgpr224_vgpr225_vgpr226_vgpr227_vgpr228_vgpr229_vgpr230_vgpr231_vgpr232_vgpr233_vgpr234_vgpr235_vgpr236_vgpr237_vgpr238_vgpr239, $vgpr240_vgpr241_vgpr242_vgpr243_vgpr244_vgpr245_vgpr246_vgpr247, $vgpr248_vgpr249_vgpr250_vgpr251, $vgpr252_vgpr253_vgpr254_vgpr255, $sgpr8_sgpr9
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_CMP_EQ_U32 0, 0, implicit-def $scc
  ; VMEM-GFX8-NEXT:   $sgpr4_sgpr5 = S_MOV_B64 $exec
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 3
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr0 = V_WRITELANE_B32 $sgpr8, 0, undef $vgpr0, implicit $sgpr8_sgpr9
  ; VMEM-GFX8-NEXT:   $vgpr0 = V_WRITELANE_B32 $sgpr9, 1, $vgpr0, implicit $sgpr8_sgpr9
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 4, 0, 0, 0, implicit $exec :: (store (s32) into %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr1 = V_MOV_B32_e32 8200, implicit $exec
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFEN killed $vgpr0, killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.1, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 killed $sgpr4_sgpr5
  ; VMEM-GFX8-NEXT:   $vgpr1 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 4, 0, 0, 0, implicit $exec :: (load (s32) from %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   S_CBRANCH_SCC1 %bb.2, implicit $scc
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.1:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x80000000)
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_NOP 0
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.2:
  ; VMEM-GFX8-NEXT:   S_ENDPGM 0, amdgpu_allvgprs
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39_vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47, $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55_vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63, $vgpr64_vgpr65_vgpr66_vgpr67_vgpr68_vgpr69_vgpr70_vgpr71_vgpr72_vgpr73_vgpr74_vgpr75_vgpr76_vgpr77_vgpr78_vgpr79, $vgpr80_vgpr81_vgpr82_vgpr83_vgpr84_vgpr85_vgpr86_vgpr87_vgpr88_vgpr89_vgpr90_vgpr91_vgpr92_vgpr93_vgpr94_vgpr95, $vgpr96_vgpr97_vgpr98_vgpr99_vgpr100_vgpr101_vgpr102_vgpr103_vgpr104_vgpr105_vgpr106_vgpr107_vgpr108_vgpr109_vgpr110_vgpr111, $vgpr112_vgpr113_vgpr114_vgpr115_vgpr116_vgpr117_vgpr118_vgpr119_vgpr120_vgpr121_vgpr122_vgpr123_vgpr124_vgpr125_vgpr126_vgpr127, $vgpr128_vgpr129_vgpr130_vgpr131_vgpr132_vgpr133_vgpr134_vgpr135_vgpr136_vgpr137_vgpr138_vgpr139_vgpr140_vgpr141_vgpr142_vgpr143, $vgpr144_vgpr145_vgpr146_vgpr147_vgpr148_vgpr149_vgpr150_vgpr151_vgpr152_vgpr153_vgpr154_vgpr155_vgpr156_vgpr157_vgpr158_vgpr159, $vgpr160_vgpr161_vgpr162_vgpr163_vgpr164_vgpr165_vgpr166_vgpr167_vgpr168_vgpr169_vgpr170_vgpr171_vgpr172_vgpr173_vgpr174_vgpr175, $vgpr176_vgpr177_vgpr178_vgpr179_vgpr180_vgpr181_vgpr182_vgpr183_vgpr184_vgpr185_vgpr186_vgpr187_vgpr188_vgpr189_vgpr190_vgpr191, $vgpr192_vgpr193_vgpr194_vgpr195_vgpr196_vgpr197_vgpr198_vgpr199_vgpr200_vgpr201_vgpr202_vgpr203_vgpr204_vgpr205_vgpr206_vgpr207, $vgpr208_vgpr209_vgpr210_vgpr211_vgpr212_vgpr213_vgpr214_vgpr215_vgpr216_vgpr217_vgpr218_vgpr219_vgpr220_vgpr221_vgpr222_vgpr223, $vgpr224_vgpr225_vgpr226_vgpr227_vgpr228_vgpr229_vgpr230_vgpr231_vgpr232_vgpr233_vgpr234_vgpr235_vgpr236_vgpr237_vgpr238_vgpr239, $vgpr240_vgpr241_vgpr242_vgpr243_vgpr244_vgpr245_vgpr246_vgpr247, $vgpr248_vgpr249_vgpr250_vgpr251, $vgpr252_vgpr253_vgpr254_vgpr255, $sgpr8_sgpr9
    S_CMP_EQ_U32 0, 0, implicit-def $scc
    SI_SPILL_S64_SAVE $sgpr8_sgpr9, %stack.1, implicit $exec, implicit $sgpr32:: (store (s64) into %stack.1, align 4, addrspace 5)
    S_CBRANCH_SCC1 %bb.2, implicit $scc

  bb.1:
    S_NOP 0

  bb.2:
    S_ENDPGM 0, amdgpu_allvgprs
...

---
name: sgpr64_restore_clobber_scc_emergency_stack_slot
tracksRegLiveness: true
stack:
  - { id: 0, type: default, offset: 0, size: 8192, alignment: 8 }
  - { id: 1, type: spill-slot, offset: 0, size: 8192, alignment: 4, stack-id: sgpr-spill }

machineFunctionInfo:
  scratchRSrcReg:  $sgpr0_sgpr1_sgpr2_sgpr3
  frameOffsetReg:  $sgpr33
  stackPtrOffsetReg:  $sgpr32

body:             |
  ; VMEM-GFX8-LABEL: name: sgpr64_restore_clobber_scc_emergency_stack_slot
  ; VMEM-GFX8: bb.0:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x40000000), %bb.1(0x40000000)
  ; VMEM-GFX8-NEXT:   liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39_vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47, $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55_vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63, $vgpr64_vgpr65_vgpr66_vgpr67_vgpr68_vgpr69_vgpr70_vgpr71_vgpr72_vgpr73_vgpr74_vgpr75_vgpr76_vgpr77_vgpr78_vgpr79, $vgpr80_vgpr81_vgpr82_vgpr83_vgpr84_vgpr85_vgpr86_vgpr87_vgpr88_vgpr89_vgpr90_vgpr91_vgpr92_vgpr93_vgpr94_vgpr95, $vgpr96_vgpr97_vgpr98_vgpr99_vgpr100_vgpr101_vgpr102_vgpr103_vgpr104_vgpr105_vgpr106_vgpr107_vgpr108_vgpr109_vgpr110_vgpr111, $vgpr112_vgpr113_vgpr114_vgpr115_vgpr116_vgpr117_vgpr118_vgpr119_vgpr120_vgpr121_vgpr122_vgpr123_vgpr124_vgpr125_vgpr126_vgpr127, $vgpr128_vgpr129_vgpr130_vgpr131_vgpr132_vgpr133_vgpr134_vgpr135_vgpr136_vgpr137_vgpr138_vgpr139_vgpr140_vgpr141_vgpr142_vgpr143, $vgpr144_vgpr145_vgpr146_vgpr147_vgpr148_vgpr149_vgpr150_vgpr151_vgpr152_vgpr153_vgpr154_vgpr155_vgpr156_vgpr157_vgpr158_vgpr159, $vgpr160_vgpr161_vgpr162_vgpr163_vgpr164_vgpr165_vgpr166_vgpr167_vgpr168_vgpr169_vgpr170_vgpr171_vgpr172_vgpr173_vgpr174_vgpr175, $vgpr176_vgpr177_vgpr178_vgpr179_vgpr180_vgpr181_vgpr182_vgpr183_vgpr184_vgpr185_vgpr186_vgpr187_vgpr188_vgpr189_vgpr190_vgpr191, $vgpr192_vgpr193_vgpr194_vgpr195_vgpr196_vgpr197_vgpr198_vgpr199_vgpr200_vgpr201_vgpr202_vgpr203_vgpr204_vgpr205_vgpr206_vgpr207, $vgpr208_vgpr209_vgpr210_vgpr211_vgpr212_vgpr213_vgpr214_vgpr215_vgpr216_vgpr217_vgpr218_vgpr219_vgpr220_vgpr221_vgpr222_vgpr223, $vgpr224_vgpr225_vgpr226_vgpr227_vgpr228_vgpr229_vgpr230_vgpr231_vgpr232_vgpr233_vgpr234_vgpr235_vgpr236_vgpr237_vgpr238_vgpr239, $vgpr240_vgpr241_vgpr242_vgpr243_vgpr244_vgpr245_vgpr246_vgpr247, $vgpr248_vgpr249_vgpr250_vgpr251, $vgpr252_vgpr253_vgpr254_vgpr255
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_CMP_EQ_U32 0, 0, implicit-def $scc
  ; VMEM-GFX8-NEXT:   $sgpr4_sgpr5 = S_MOV_B64 $exec
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 3
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 4, 0, 0, 0, implicit $exec :: (store (s32) into %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr1 = V_MOV_B32_e32 8200, implicit $exec
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFEN killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.1, addrspace 5)
  ; VMEM-GFX8-NEXT:   $sgpr8 = V_READLANE_B32 $vgpr0, 0, implicit-def $sgpr8_sgpr9
  ; VMEM-GFX8-NEXT:   $sgpr9 = V_READLANE_B32 killed $vgpr0, 1
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 killed $sgpr4_sgpr5
  ; VMEM-GFX8-NEXT:   $vgpr1 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 4, 0, 0, 0, implicit $exec :: (load (s32) from %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   S_CBRANCH_SCC1 %bb.2, implicit $scc
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.1:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x80000000)
  ; VMEM-GFX8-NEXT:   liveins: $sgpr8_sgpr9
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_NOP 0
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.2:
  ; VMEM-GFX8-NEXT:   liveins: $sgpr8_sgpr9
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_ENDPGM 0, amdgpu_allvgprs, implicit $sgpr8_sgpr9
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39_vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47, $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55_vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63, $vgpr64_vgpr65_vgpr66_vgpr67_vgpr68_vgpr69_vgpr70_vgpr71_vgpr72_vgpr73_vgpr74_vgpr75_vgpr76_vgpr77_vgpr78_vgpr79, $vgpr80_vgpr81_vgpr82_vgpr83_vgpr84_vgpr85_vgpr86_vgpr87_vgpr88_vgpr89_vgpr90_vgpr91_vgpr92_vgpr93_vgpr94_vgpr95, $vgpr96_vgpr97_vgpr98_vgpr99_vgpr100_vgpr101_vgpr102_vgpr103_vgpr104_vgpr105_vgpr106_vgpr107_vgpr108_vgpr109_vgpr110_vgpr111, $vgpr112_vgpr113_vgpr114_vgpr115_vgpr116_vgpr117_vgpr118_vgpr119_vgpr120_vgpr121_vgpr122_vgpr123_vgpr124_vgpr125_vgpr126_vgpr127, $vgpr128_vgpr129_vgpr130_vgpr131_vgpr132_vgpr133_vgpr134_vgpr135_vgpr136_vgpr137_vgpr138_vgpr139_vgpr140_vgpr141_vgpr142_vgpr143, $vgpr144_vgpr145_vgpr146_vgpr147_vgpr148_vgpr149_vgpr150_vgpr151_vgpr152_vgpr153_vgpr154_vgpr155_vgpr156_vgpr157_vgpr158_vgpr159, $vgpr160_vgpr161_vgpr162_vgpr163_vgpr164_vgpr165_vgpr166_vgpr167_vgpr168_vgpr169_vgpr170_vgpr171_vgpr172_vgpr173_vgpr174_vgpr175, $vgpr176_vgpr177_vgpr178_vgpr179_vgpr180_vgpr181_vgpr182_vgpr183_vgpr184_vgpr185_vgpr186_vgpr187_vgpr188_vgpr189_vgpr190_vgpr191, $vgpr192_vgpr193_vgpr194_vgpr195_vgpr196_vgpr197_vgpr198_vgpr199_vgpr200_vgpr201_vgpr202_vgpr203_vgpr204_vgpr205_vgpr206_vgpr207, $vgpr208_vgpr209_vgpr210_vgpr211_vgpr212_vgpr213_vgpr214_vgpr215_vgpr216_vgpr217_vgpr218_vgpr219_vgpr220_vgpr221_vgpr222_vgpr223, $vgpr224_vgpr225_vgpr226_vgpr227_vgpr228_vgpr229_vgpr230_vgpr231_vgpr232_vgpr233_vgpr234_vgpr235_vgpr236_vgpr237_vgpr238_vgpr239, $vgpr240_vgpr241_vgpr242_vgpr243_vgpr244_vgpr245_vgpr246_vgpr247, $vgpr248_vgpr249_vgpr250_vgpr251, $vgpr252_vgpr253_vgpr254_vgpr255
    S_CMP_EQ_U32 0, 0, implicit-def $scc
    $sgpr8_sgpr9 = SI_SPILL_S64_RESTORE %stack.1, implicit $exec, implicit $sgpr32:: (load (s64) from %stack.1, align 4, addrspace 5)
    S_CBRANCH_SCC1 %bb.2, implicit $scc

  bb.1:
    liveins: $sgpr8_sgpr9
    S_NOP 0

  bb.2:
    liveins: $sgpr8_sgpr9
    S_ENDPGM 0, amdgpu_allvgprs, implicit $sgpr8_sgpr9
...

# Test with 2 spills we need to handle, so we're sure the scavenger state is consistent after the first is processed.

---
name: sgpr32_save_clobber_scc_emergency_stack_slot_x2
tracksRegLiveness: true
stack:
  - { id: 0, type: default, offset: 0, size: 8192, alignment: 8 }
  - { id: 1, type: spill-slot, offset: 0, size: 8192, alignment: 4, stack-id: sgpr-spill }
  - { id: 2, type: spill-slot, offset: 0, size: 8192, alignment: 4, stack-id: sgpr-spill }

machineFunctionInfo:
  scratchRSrcReg:  $sgpr0_sgpr1_sgpr2_sgpr3
  frameOffsetReg:  $sgpr33
  stackPtrOffsetReg:  $sgpr32

body:             |
  ; VMEM-GFX8-LABEL: name: sgpr32_save_clobber_scc_emergency_stack_slot_x2
  ; VMEM-GFX8: bb.0:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x40000000), %bb.1(0x40000000)
  ; VMEM-GFX8-NEXT:   liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39_vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47, $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55_vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63, $vgpr64_vgpr65_vgpr66_vgpr67_vgpr68_vgpr69_vgpr70_vgpr71_vgpr72_vgpr73_vgpr74_vgpr75_vgpr76_vgpr77_vgpr78_vgpr79, $vgpr80_vgpr81_vgpr82_vgpr83_vgpr84_vgpr85_vgpr86_vgpr87_vgpr88_vgpr89_vgpr90_vgpr91_vgpr92_vgpr93_vgpr94_vgpr95, $vgpr96_vgpr97_vgpr98_vgpr99_vgpr100_vgpr101_vgpr102_vgpr103_vgpr104_vgpr105_vgpr106_vgpr107_vgpr108_vgpr109_vgpr110_vgpr111, $vgpr112_vgpr113_vgpr114_vgpr115_vgpr116_vgpr117_vgpr118_vgpr119_vgpr120_vgpr121_vgpr122_vgpr123_vgpr124_vgpr125_vgpr126_vgpr127, $vgpr128_vgpr129_vgpr130_vgpr131_vgpr132_vgpr133_vgpr134_vgpr135_vgpr136_vgpr137_vgpr138_vgpr139_vgpr140_vgpr141_vgpr142_vgpr143, $vgpr144_vgpr145_vgpr146_vgpr147_vgpr148_vgpr149_vgpr150_vgpr151_vgpr152_vgpr153_vgpr154_vgpr155_vgpr156_vgpr157_vgpr158_vgpr159, $vgpr160_vgpr161_vgpr162_vgpr163_vgpr164_vgpr165_vgpr166_vgpr167_vgpr168_vgpr169_vgpr170_vgpr171_vgpr172_vgpr173_vgpr174_vgpr175, $vgpr176_vgpr177_vgpr178_vgpr179_vgpr180_vgpr181_vgpr182_vgpr183_vgpr184_vgpr185_vgpr186_vgpr187_vgpr188_vgpr189_vgpr190_vgpr191, $vgpr192_vgpr193_vgpr194_vgpr195_vgpr196_vgpr197_vgpr198_vgpr199_vgpr200_vgpr201_vgpr202_vgpr203_vgpr204_vgpr205_vgpr206_vgpr207, $vgpr208_vgpr209_vgpr210_vgpr211_vgpr212_vgpr213_vgpr214_vgpr215_vgpr216_vgpr217_vgpr218_vgpr219_vgpr220_vgpr221_vgpr222_vgpr223, $vgpr224_vgpr225_vgpr226_vgpr227_vgpr228_vgpr229_vgpr230_vgpr231_vgpr232_vgpr233_vgpr234_vgpr235_vgpr236_vgpr237_vgpr238_vgpr239, $vgpr240_vgpr241_vgpr242_vgpr243_vgpr244_vgpr245_vgpr246_vgpr247, $vgpr248_vgpr249_vgpr250_vgpr251, $vgpr252_vgpr253_vgpr254_vgpr255, $sgpr8, $sgpr9
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_CMP_EQ_U32 0, 0, implicit-def $scc
  ; VMEM-GFX8-NEXT:   $sgpr4_sgpr5 = S_MOV_B64 $exec
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 1
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr0 = V_WRITELANE_B32 $sgpr8, 0, undef $vgpr0
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 4, 0, 0, 0, implicit $exec :: (store (s32) into %stack.4, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr1 = V_MOV_B32_e32 8200, implicit $exec
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFEN killed $vgpr0, killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.1, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 killed $sgpr4_sgpr5
  ; VMEM-GFX8-NEXT:   $sgpr4_sgpr5 = S_MOV_B64 $exec
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 1, implicit-def $vgpr1
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr1 = V_WRITELANE_B32 $sgpr9, 0, undef $vgpr1
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr0 = V_MOV_B32_e32 8200, implicit $exec
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFEN killed $vgpr1, killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.1, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr1 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 killed $sgpr4_sgpr5, implicit killed $vgpr1
  ; VMEM-GFX8-NEXT:   $vgpr1 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 4, 0, 0, 0, implicit $exec :: (load (s32) from %stack.4, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   S_CBRANCH_SCC1 %bb.2, implicit $scc
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.1:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x80000000)
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_NOP 0
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.2:
  ; VMEM-GFX8-NEXT:   S_ENDPGM 0, amdgpu_allvgprs
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39_vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47, $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55_vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63, $vgpr64_vgpr65_vgpr66_vgpr67_vgpr68_vgpr69_vgpr70_vgpr71_vgpr72_vgpr73_vgpr74_vgpr75_vgpr76_vgpr77_vgpr78_vgpr79, $vgpr80_vgpr81_vgpr82_vgpr83_vgpr84_vgpr85_vgpr86_vgpr87_vgpr88_vgpr89_vgpr90_vgpr91_vgpr92_vgpr93_vgpr94_vgpr95, $vgpr96_vgpr97_vgpr98_vgpr99_vgpr100_vgpr101_vgpr102_vgpr103_vgpr104_vgpr105_vgpr106_vgpr107_vgpr108_vgpr109_vgpr110_vgpr111, $vgpr112_vgpr113_vgpr114_vgpr115_vgpr116_vgpr117_vgpr118_vgpr119_vgpr120_vgpr121_vgpr122_vgpr123_vgpr124_vgpr125_vgpr126_vgpr127, $vgpr128_vgpr129_vgpr130_vgpr131_vgpr132_vgpr133_vgpr134_vgpr135_vgpr136_vgpr137_vgpr138_vgpr139_vgpr140_vgpr141_vgpr142_vgpr143, $vgpr144_vgpr145_vgpr146_vgpr147_vgpr148_vgpr149_vgpr150_vgpr151_vgpr152_vgpr153_vgpr154_vgpr155_vgpr156_vgpr157_vgpr158_vgpr159, $vgpr160_vgpr161_vgpr162_vgpr163_vgpr164_vgpr165_vgpr166_vgpr167_vgpr168_vgpr169_vgpr170_vgpr171_vgpr172_vgpr173_vgpr174_vgpr175, $vgpr176_vgpr177_vgpr178_vgpr179_vgpr180_vgpr181_vgpr182_vgpr183_vgpr184_vgpr185_vgpr186_vgpr187_vgpr188_vgpr189_vgpr190_vgpr191, $vgpr192_vgpr193_vgpr194_vgpr195_vgpr196_vgpr197_vgpr198_vgpr199_vgpr200_vgpr201_vgpr202_vgpr203_vgpr204_vgpr205_vgpr206_vgpr207, $vgpr208_vgpr209_vgpr210_vgpr211_vgpr212_vgpr213_vgpr214_vgpr215_vgpr216_vgpr217_vgpr218_vgpr219_vgpr220_vgpr221_vgpr222_vgpr223, $vgpr224_vgpr225_vgpr226_vgpr227_vgpr228_vgpr229_vgpr230_vgpr231_vgpr232_vgpr233_vgpr234_vgpr235_vgpr236_vgpr237_vgpr238_vgpr239, $vgpr240_vgpr241_vgpr242_vgpr243_vgpr244_vgpr245_vgpr246_vgpr247, $vgpr248_vgpr249_vgpr250_vgpr251, $vgpr252_vgpr253_vgpr254_vgpr255, $sgpr8, $sgpr9
    S_CMP_EQ_U32 0, 0, implicit-def $scc
    SI_SPILL_S32_SAVE $sgpr8, %stack.1, implicit $exec, implicit $sgpr32:: (store (s32) into %stack.1, align 4, addrspace 5)
    SI_SPILL_S32_SAVE $sgpr9, %stack.1, implicit $exec, implicit $sgpr32:: (store (s32) into %stack.2, align 4, addrspace 5)
    S_CBRANCH_SCC1 %bb.2, implicit $scc

  bb.1:
    S_NOP 0

  bb.2:
    S_ENDPGM 0, amdgpu_allvgprs
...
---
name: sgpr32_restore_clobber_scc_emergency_stack_slot_x2
tracksRegLiveness: true
stack:
  - { id: 0, type: default, offset: 0, size: 8192, alignment: 8 }
  - { id: 1, type: spill-slot, offset: 0, size: 8192, alignment: 4, stack-id: sgpr-spill }
  - { id: 2, type: spill-slot, offset: 0, size: 8192, alignment: 4, stack-id: sgpr-spill }

machineFunctionInfo:
  scratchRSrcReg:  $sgpr0_sgpr1_sgpr2_sgpr3
  frameOffsetReg:  $sgpr33
  stackPtrOffsetReg:  $sgpr32

body:             |
  ; VMEM-GFX8-LABEL: name: sgpr32_restore_clobber_scc_emergency_stack_slot_x2
  ; VMEM-GFX8: bb.0:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x40000000), %bb.1(0x40000000)
  ; VMEM-GFX8-NEXT:   liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39_vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47, $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55_vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63, $vgpr64_vgpr65_vgpr66_vgpr67_vgpr68_vgpr69_vgpr70_vgpr71_vgpr72_vgpr73_vgpr74_vgpr75_vgpr76_vgpr77_vgpr78_vgpr79, $vgpr80_vgpr81_vgpr82_vgpr83_vgpr84_vgpr85_vgpr86_vgpr87_vgpr88_vgpr89_vgpr90_vgpr91_vgpr92_vgpr93_vgpr94_vgpr95, $vgpr96_vgpr97_vgpr98_vgpr99_vgpr100_vgpr101_vgpr102_vgpr103_vgpr104_vgpr105_vgpr106_vgpr107_vgpr108_vgpr109_vgpr110_vgpr111, $vgpr112_vgpr113_vgpr114_vgpr115_vgpr116_vgpr117_vgpr118_vgpr119_vgpr120_vgpr121_vgpr122_vgpr123_vgpr124_vgpr125_vgpr126_vgpr127, $vgpr128_vgpr129_vgpr130_vgpr131_vgpr132_vgpr133_vgpr134_vgpr135_vgpr136_vgpr137_vgpr138_vgpr139_vgpr140_vgpr141_vgpr142_vgpr143, $vgpr144_vgpr145_vgpr146_vgpr147_vgpr148_vgpr149_vgpr150_vgpr151_vgpr152_vgpr153_vgpr154_vgpr155_vgpr156_vgpr157_vgpr158_vgpr159, $vgpr160_vgpr161_vgpr162_vgpr163_vgpr164_vgpr165_vgpr166_vgpr167_vgpr168_vgpr169_vgpr170_vgpr171_vgpr172_vgpr173_vgpr174_vgpr175, $vgpr176_vgpr177_vgpr178_vgpr179_vgpr180_vgpr181_vgpr182_vgpr183_vgpr184_vgpr185_vgpr186_vgpr187_vgpr188_vgpr189_vgpr190_vgpr191, $vgpr192_vgpr193_vgpr194_vgpr195_vgpr196_vgpr197_vgpr198_vgpr199_vgpr200_vgpr201_vgpr202_vgpr203_vgpr204_vgpr205_vgpr206_vgpr207, $vgpr208_vgpr209_vgpr210_vgpr211_vgpr212_vgpr213_vgpr214_vgpr215_vgpr216_vgpr217_vgpr218_vgpr219_vgpr220_vgpr221_vgpr222_vgpr223, $vgpr224_vgpr225_vgpr226_vgpr227_vgpr228_vgpr229_vgpr230_vgpr231_vgpr232_vgpr233_vgpr234_vgpr235_vgpr236_vgpr237_vgpr238_vgpr239, $vgpr240_vgpr241_vgpr242_vgpr243_vgpr244_vgpr245_vgpr246_vgpr247, $vgpr248_vgpr249_vgpr250_vgpr251, $vgpr252_vgpr253_vgpr254_vgpr255
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_CMP_EQ_U32 0, 0, implicit-def $scc
  ; VMEM-GFX8-NEXT:   $sgpr4_sgpr5 = S_MOV_B64 $exec
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 1
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 4, 0, 0, 0, implicit $exec :: (store (s32) into %stack.4, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr1 = V_MOV_B32_e32 8200, implicit $exec
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFEN killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.1, addrspace 5)
  ; VMEM-GFX8-NEXT:   $sgpr8 = V_READLANE_B32 killed $vgpr0, 0
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 killed $sgpr4_sgpr5
  ; VMEM-GFX8-NEXT:   $sgpr4_sgpr5 = S_MOV_B64 $exec
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 1, implicit-def $vgpr1
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr1, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   BUFFER_STORE_DWORD_OFFSET killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (store (s32) into %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr0 = V_MOV_B32_e32 16392, implicit $exec
  ; VMEM-GFX8-NEXT:   $vgpr1 = BUFFER_LOAD_DWORD_OFFEN killed $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.2, addrspace 5)
  ; VMEM-GFX8-NEXT:   $sgpr9 = V_READLANE_B32 killed $vgpr1, 0
  ; VMEM-GFX8-NEXT:   $vgpr1 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   $exec = S_MOV_B64 killed $sgpr4_sgpr5, implicit killed $vgpr1
  ; VMEM-GFX8-NEXT:   $vgpr1 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 4, 0, 0, 0, implicit $exec :: (load (s32) from %stack.4, addrspace 5)
  ; VMEM-GFX8-NEXT:   $vgpr0 = BUFFER_LOAD_DWORD_OFFSET $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr32, 0, 0, 0, 0, implicit $exec :: (load (s32) from %stack.3, addrspace 5)
  ; VMEM-GFX8-NEXT:   S_CBRANCH_SCC1 %bb.2, implicit $scc
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.1:
  ; VMEM-GFX8-NEXT:   successors: %bb.2(0x80000000)
  ; VMEM-GFX8-NEXT:   liveins: $sgpr8, $sgpr9
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_NOP 0
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT: bb.2:
  ; VMEM-GFX8-NEXT:   liveins: $sgpr8, $sgpr9
  ; VMEM-GFX8-NEXT: {{  $}}
  ; VMEM-GFX8-NEXT:   S_ENDPGM 0, amdgpu_allvgprs, implicit $sgpr8, implicit $sgpr9
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39_vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47, $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55_vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63, $vgpr64_vgpr65_vgpr66_vgpr67_vgpr68_vgpr69_vgpr70_vgpr71_vgpr72_vgpr73_vgpr74_vgpr75_vgpr76_vgpr77_vgpr78_vgpr79, $vgpr80_vgpr81_vgpr82_vgpr83_vgpr84_vgpr85_vgpr86_vgpr87_vgpr88_vgpr89_vgpr90_vgpr91_vgpr92_vgpr93_vgpr94_vgpr95, $vgpr96_vgpr97_vgpr98_vgpr99_vgpr100_vgpr101_vgpr102_vgpr103_vgpr104_vgpr105_vgpr106_vgpr107_vgpr108_vgpr109_vgpr110_vgpr111, $vgpr112_vgpr113_vgpr114_vgpr115_vgpr116_vgpr117_vgpr118_vgpr119_vgpr120_vgpr121_vgpr122_vgpr123_vgpr124_vgpr125_vgpr126_vgpr127, $vgpr128_vgpr129_vgpr130_vgpr131_vgpr132_vgpr133_vgpr134_vgpr135_vgpr136_vgpr137_vgpr138_vgpr139_vgpr140_vgpr141_vgpr142_vgpr143, $vgpr144_vgpr145_vgpr146_vgpr147_vgpr148_vgpr149_vgpr150_vgpr151_vgpr152_vgpr153_vgpr154_vgpr155_vgpr156_vgpr157_vgpr158_vgpr159, $vgpr160_vgpr161_vgpr162_vgpr163_vgpr164_vgpr165_vgpr166_vgpr167_vgpr168_vgpr169_vgpr170_vgpr171_vgpr172_vgpr173_vgpr174_vgpr175, $vgpr176_vgpr177_vgpr178_vgpr179_vgpr180_vgpr181_vgpr182_vgpr183_vgpr184_vgpr185_vgpr186_vgpr187_vgpr188_vgpr189_vgpr190_vgpr191, $vgpr192_vgpr193_vgpr194_vgpr195_vgpr196_vgpr197_vgpr198_vgpr199_vgpr200_vgpr201_vgpr202_vgpr203_vgpr204_vgpr205_vgpr206_vgpr207, $vgpr208_vgpr209_vgpr210_vgpr211_vgpr212_vgpr213_vgpr214_vgpr215_vgpr216_vgpr217_vgpr218_vgpr219_vgpr220_vgpr221_vgpr222_vgpr223, $vgpr224_vgpr225_vgpr226_vgpr227_vgpr228_vgpr229_vgpr230_vgpr231_vgpr232_vgpr233_vgpr234_vgpr235_vgpr236_vgpr237_vgpr238_vgpr239, $vgpr240_vgpr241_vgpr242_vgpr243_vgpr244_vgpr245_vgpr246_vgpr247, $vgpr248_vgpr249_vgpr250_vgpr251, $vgpr252_vgpr253_vgpr254_vgpr255
    S_CMP_EQ_U32 0, 0, implicit-def $scc
    $sgpr8 = SI_SPILL_S32_RESTORE %stack.1, implicit $exec, implicit $sgpr32:: (load (s32) from %stack.1, align 4, addrspace 5)
    $sgpr9 = SI_SPILL_S32_RESTORE %stack.2, implicit $exec, implicit $sgpr32:: (load (s32) from %stack.2, align 4, addrspace 5)
    S_CBRANCH_SCC1 %bb.2, implicit $scc

  bb.1:
    liveins: $sgpr8, $sgpr9
    S_NOP 0

  bb.2:
    liveins: $sgpr8, $sgpr9
    S_ENDPGM 0, amdgpu_allvgprs, implicit $sgpr8, implicit $sgpr9
...