# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 5
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx942 -start-before=greedy,2 -stop-after=virtregrewriter,2 -verify-regalloc -verify-machineinstrs -o - %s | FileCheck %s

# There aren't enough VGPRs for %0 to stay in a VGPR. %0 should be
# split and inflated to AV_512. The VGPR version of the instruction
# should be replaced with the AGPR version, and the copies eliminated.

---
name:            inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_mac_vgprcd_e64
tracksRegLiveness: true
machineFunctionInfo:
  isEntryFunction: true
  stackPtrOffsetReg: '$sgpr32'
  occupancy:       10
  sgprForEXECCopy: '$sgpr100_sgpr101'
body:             |
  ; CHECK-LABEL: name: inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_mac_vgprcd_e64
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $agpr0
  ; CHECK-NEXT:   renamable $sgpr0 = S_MOV_B32 0
  ; CHECK-NEXT:   renamable $vgpr8 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   renamable $sgpr1 = COPY renamable $sgpr0
  ; CHECK-NEXT:   renamable $vgpr0_vgpr1 = COPY killed renamable $sgpr0_sgpr1
  ; CHECK-NEXT:   renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
  ; CHECK-NEXT:   dead renamable $vgpr9 = COPY renamable $vgpr8
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $vcc, $vgpr0_vgpr1
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $agpr0_agpr1 = GLOBAL_LOAD_DWORDX2 undef renamable $vgpr0_vgpr1, 0, 0, implicit $exec :: (load (s64), addrspace 1)
  ; CHECK-NEXT:   renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = V_MFMA_F32_32X32X8F16_mac_e64 $vgpr0_vgpr1, $vgpr0_vgpr1, $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   S_CBRANCH_VCCNZ %bb.1, implicit $vcc
  ; CHECK-NEXT:   S_BRANCH %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   liveins: $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15:0x00000000FFFFFFFF
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
  ; CHECK-NEXT:   renamable $vgpr0 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr8_agpr9_agpr10_agpr11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr12_agpr13_agpr14_agpr15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr0_agpr1_agpr2_agpr3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR killed renamable $vgpr0, killed renamable $agpr4_agpr5_agpr6_agpr7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   S_ENDPGM 0
  bb.0:
    S_NOP 0, implicit-def $agpr0
    renamable $sgpr0 = S_MOV_B32 0
    undef %0.sub8:vreg_512_align2 = V_MOV_B32_e32 0, implicit $exec
    renamable $sgpr1 = COPY renamable $sgpr0
    %1:vreg_64_align2 = COPY killed renamable $sgpr0_sgpr1
    renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
    %0.sub9:vreg_512_align2 = COPY %0.sub8

  bb.1:
    liveins: $vcc

    undef %0.sub0_sub1:vreg_512_align2 = GLOBAL_LOAD_DWORDX2 undef %3:vreg_64_align2, 0, 0, implicit $exec :: (load (s64), addrspace 1)
    %0:vreg_512_align2 = V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %1, %1, %0, 0, 0, 0, implicit $mode, implicit $exec
    S_CBRANCH_VCCNZ %bb.1, implicit $vcc
    S_BRANCH %bb.2

  bb.2:
    ; No VGPRs available for %0
    S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
    S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
    S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
    S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
    S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
    S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
    %2:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub8_sub9_sub10_sub11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub12_sub13_sub14_sub15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub0_sub1_sub2_sub3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub4_sub5_sub6_sub7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
    S_ENDPGM 0

...

# Same, except spam some other uses of the register that we shouldn't
# break the liveness of

---
name:            inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_mac_vgprcd_e64_multi_load
tracksRegLiveness: true
machineFunctionInfo:
  isEntryFunction: true
  stackPtrOffsetReg: '$sgpr32'
  occupancy:       10
  sgprForEXECCopy: '$sgpr100_sgpr101'
body:             |
  ; CHECK-LABEL: name: inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_mac_vgprcd_e64_multi_load
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $agpr0
  ; CHECK-NEXT:   renamable $sgpr0 = S_MOV_B32 0
  ; CHECK-NEXT:   renamable $vgpr8 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   renamable $sgpr1 = COPY renamable $sgpr0
  ; CHECK-NEXT:   renamable $vgpr0_vgpr1 = COPY killed renamable $sgpr0_sgpr1
  ; CHECK-NEXT:   renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
  ; CHECK-NEXT:   dead renamable $vgpr9 = COPY renamable $vgpr8
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $vcc, $vgpr0_vgpr1
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $agpr0_agpr1 = GLOBAL_LOAD_DWORDX2 undef renamable $vgpr0_vgpr1, 0, 0, implicit $exec :: (load (s64), addrspace 1)
  ; CHECK-NEXT:   renamable $agpr2_agpr3 = GLOBAL_LOAD_DWORDX2 undef renamable $vgpr0_vgpr1, 8, 0, implicit $exec :: (load (s64), addrspace 1)
  ; CHECK-NEXT:   renamable $agpr4_agpr5_agpr6 = GLOBAL_LOAD_DWORDX3 undef renamable $vgpr0_vgpr1, 16, 0, implicit $exec :: (load (s96), align 16, addrspace 1)
  ; CHECK-NEXT:   renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = V_MFMA_F32_32X32X8F16_mac_e64 $vgpr0_vgpr1, $vgpr0_vgpr1, $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15, 28, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   S_NOP 0, implicit renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR undef renamable $vgpr0, renamable $agpr4_agpr5_agpr6_agpr7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   S_CBRANCH_VCCNZ %bb.1, implicit $vcc
  ; CHECK-NEXT:   S_BRANCH %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   liveins: $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15:0x00000000FFFFFFFF
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
  ; CHECK-NEXT:   renamable $vgpr0 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr8_agpr9_agpr10_agpr11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr12_agpr13_agpr14_agpr15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr0_agpr1_agpr2_agpr3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR killed renamable $vgpr0, killed renamable $agpr4_agpr5_agpr6_agpr7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   S_ENDPGM 0
  bb.0:
    S_NOP 0, implicit-def $agpr0
    renamable $sgpr0 = S_MOV_B32 0
    undef %0.sub8:vreg_512_align2 = V_MOV_B32_e32 0, implicit $exec
    renamable $sgpr1 = COPY renamable $sgpr0
    %1:vreg_64_align2 = COPY killed renamable $sgpr0_sgpr1
    renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
    %0.sub9:vreg_512_align2 = COPY %0.sub8

  bb.1:
    liveins: $vcc

    undef %0.sub0_sub1:vreg_512_align2 = GLOBAL_LOAD_DWORDX2 undef %3:vreg_64_align2, 0, 0, implicit $exec :: (load (s64), addrspace 1)
    %0.sub2_sub3:vreg_512_align2 = GLOBAL_LOAD_DWORDX2 undef %3:vreg_64_align2, 8, 0, implicit $exec :: (load (s64), addrspace 1)
    %0.sub4_sub5_sub6:vreg_512_align2 = GLOBAL_LOAD_DWORDX3 undef %3:vreg_64_align2, 16, 0, implicit $exec :: (load (s96), addrspace 1)
    %0:vreg_512_align2 = V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %1, %1, %0, 28, 0, 0, implicit $mode, implicit $exec
    S_NOP 0, implicit %0
    GLOBAL_STORE_DWORDX4_SADDR undef %4:vgpr_32, %0.sub4_sub5_sub6_sub7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
    S_CBRANCH_VCCNZ %bb.1, implicit $vcc
    S_BRANCH %bb.2

  bb.2:
    ; No VGPRs available for %0
    S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
    S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
    S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
    S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
    S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
    S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
    %2:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub8_sub9_sub10_sub11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub12_sub13_sub14_sub15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub0_sub1_sub2_sub3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub4_sub5_sub6_sub7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
    S_ENDPGM 0

...

# Non-mac variant, src2 is other VGPR. We cannot replace this case
# unless we also try to reassign src2 to an AGPR.
---
name:            inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_vgprcd_e64
tracksRegLiveness: true
machineFunctionInfo:
  isEntryFunction: true
  stackPtrOffsetReg: '$sgpr32'
  occupancy:       10
  sgprForEXECCopy: '$sgpr100_sgpr101'
body:             |
  ; CHECK-LABEL: name: inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_vgprcd_e64
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $agpr0
  ; CHECK-NEXT:   renamable $sgpr0 = S_MOV_B32 0
  ; CHECK-NEXT:   renamable $vgpr8 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   renamable $sgpr1 = COPY renamable $sgpr0
  ; CHECK-NEXT:   renamable $vgpr2_vgpr3 = COPY killed renamable $sgpr0_sgpr1
  ; CHECK-NEXT:   renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
  ; CHECK-NEXT:   dead renamable $vgpr9 = COPY renamable $vgpr8
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $vcc, $vgpr2_vgpr3
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $vgpr0_vgpr1 = GLOBAL_LOAD_DWORDX2 undef renamable $vgpr0_vgpr1, 0, 0, implicit $exec :: (load (s64), addrspace 1)
  ; CHECK-NEXT:   early-clobber renamable $vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17_vgpr18_vgpr19 = V_MFMA_F32_32X32X8F16_vgprcd_e64 $vgpr2_vgpr3, $vgpr2_vgpr3, $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   S_CBRANCH_VCCNZ %bb.1, implicit $vcc
  ; CHECK-NEXT:   S_BRANCH %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   liveins: $vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17_vgpr18_vgpr19:0x00000000FFFFFFFF
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = COPY killed renamable $vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17_vgpr18_vgpr19
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
  ; CHECK-NEXT:   renamable $vgpr0 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr8_agpr9_agpr10_agpr11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr12_agpr13_agpr14_agpr15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr0_agpr1_agpr2_agpr3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR killed renamable $vgpr0, killed renamable $agpr4_agpr5_agpr6_agpr7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   S_ENDPGM 0
  bb.0:
    S_NOP 0, implicit-def $agpr0
    renamable $sgpr0 = S_MOV_B32 0
    undef %0.sub8:vreg_512_align2 = V_MOV_B32_e32 0, implicit $exec
    renamable $sgpr1 = COPY renamable $sgpr0
    %1:vreg_64_align2 = COPY killed renamable $sgpr0_sgpr1
    renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
    %0.sub9:vreg_512_align2 = COPY %0.sub8

  bb.1:
    liveins: $vcc

    undef %4.sub0_sub1:vreg_512_align2 = GLOBAL_LOAD_DWORDX2 undef %3:vreg_64_align2, 0, 0, implicit $exec :: (load (s64), addrspace 1)
    %0:vreg_512_align2 = V_MFMA_F32_32X32X8F16_vgprcd_e64 %1, %1, %4, 0, 0, 0, implicit $mode, implicit $exec
    S_CBRANCH_VCCNZ %bb.1, implicit $vcc
    S_BRANCH %bb.2

  bb.2:
    ; No VGPRs available for %0
    S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
    S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
    S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
    S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
    S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
    S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
    %2:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub8_sub9_sub10_sub11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub12_sub13_sub14_sub15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub0_sub1_sub2_sub3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub4_sub5_sub6_sub7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
    S_ENDPGM 0

...

# TODO: The two MFMAs are both rewritable as a set, but if we look at
# one at a time the register class constraints of the other block the
# transform.
---
name:            inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_mac_vgprcd_e64_two_chained_uses
tracksRegLiveness: true
machineFunctionInfo:
  isEntryFunction: true
  stackPtrOffsetReg: '$sgpr32'
  occupancy:       10
  sgprForEXECCopy: '$sgpr100_sgpr101'
body:             |
  ; CHECK-LABEL: name: inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_mac_vgprcd_e64_two_chained_uses
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $agpr0
  ; CHECK-NEXT:   renamable $sgpr0 = S_MOV_B32 0
  ; CHECK-NEXT:   renamable $vgpr8 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   renamable $sgpr1 = COPY renamable $sgpr0
  ; CHECK-NEXT:   renamable $vgpr0_vgpr1 = COPY killed renamable $sgpr0_sgpr1
  ; CHECK-NEXT:   renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
  ; CHECK-NEXT:   dead renamable $vgpr9 = COPY renamable $vgpr8
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $vcc, $vgpr0_vgpr1
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $vgpr2_vgpr3 = GLOBAL_LOAD_DWORDX2 undef renamable $vgpr0_vgpr1, 0, 0, implicit $exec :: (load (s64), addrspace 1)
  ; CHECK-NEXT:   renamable $vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17 = V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 $vgpr0_vgpr1, $vgpr0_vgpr1, $vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   renamable $vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17 = V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 $vgpr0_vgpr1, $vgpr0_vgpr1, killed $vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   S_CBRANCH_VCCNZ %bb.1, implicit $vcc
  ; CHECK-NEXT:   S_BRANCH %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   liveins: $vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17:0x00000000FFFFFFFF
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = COPY killed renamable $vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
  ; CHECK-NEXT:   renamable $vgpr0 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr8_agpr9_agpr10_agpr11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr12_agpr13_agpr14_agpr15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr0_agpr1_agpr2_agpr3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR killed renamable $vgpr0, killed renamable $agpr4_agpr5_agpr6_agpr7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   S_ENDPGM 0
  bb.0:
    S_NOP 0, implicit-def $agpr0
    renamable $sgpr0 = S_MOV_B32 0
    undef %0.sub8:vreg_512_align2 = V_MOV_B32_e32 0, implicit $exec
    renamable $sgpr1 = COPY renamable $sgpr0
    %1:vreg_64_align2 = COPY killed renamable $sgpr0_sgpr1
    renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
    %0.sub9:vreg_512_align2 = COPY %0.sub8

  bb.1:
    liveins: $vcc

    undef %0.sub0_sub1:vreg_512_align2 = GLOBAL_LOAD_DWORDX2 undef %3:vreg_64_align2, 0, 0, implicit $exec :: (load (s64), addrspace 1)
    %0:vreg_512_align2 = V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %1, %1, %0, 0, 0, 0, implicit $mode, implicit $exec
    %0:vreg_512_align2 = V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %1, %1, %0, 0, 0, 0, implicit $mode, implicit $exec
    S_CBRANCH_VCCNZ %bb.1, implicit $vcc
    S_BRANCH %bb.2

  bb.2:
    ; No VGPRs available for %0
    S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
    S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
    S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
    S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
    S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
    S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
    %2:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub8_sub9_sub10_sub11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub12_sub13_sub14_sub15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub0_sub1_sub2_sub3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub4_sub5_sub6_sub7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
    S_ENDPGM 0

...

# The second MFMA has additional references to the rewritten register
# %0 in src0/src1, not just src2.
---
name:            inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_mac_vgprcd_e64_two_chained_uses_repeated_operand
tracksRegLiveness: true
machineFunctionInfo:
  isEntryFunction: true
  stackPtrOffsetReg: '$sgpr32'
  occupancy:       10
  sgprForEXECCopy: '$sgpr100_sgpr101'
body:             |
  ; CHECK-LABEL: name: inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_mac_vgprcd_e64_two_chained_uses_repeated_operand
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $agpr0
  ; CHECK-NEXT:   renamable $sgpr0 = S_MOV_B32 0
  ; CHECK-NEXT:   renamable $vgpr8 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   renamable $sgpr1 = COPY renamable $sgpr0
  ; CHECK-NEXT:   renamable $vgpr0_vgpr1 = COPY killed renamable $sgpr0_sgpr1
  ; CHECK-NEXT:   renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
  ; CHECK-NEXT:   dead renamable $vgpr9 = COPY renamable $vgpr8
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $vcc, $vgpr0_vgpr1
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $vgpr2_vgpr3 = GLOBAL_LOAD_DWORDX2 undef renamable $vgpr0_vgpr1, 0, 0, implicit $exec :: (load (s64), addrspace 1)
  ; CHECK-NEXT:   renamable $vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17 = V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 $vgpr0_vgpr1, $vgpr0_vgpr1, $vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   renamable $vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17 = V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 killed $vgpr4_vgpr5, $vgpr2_vgpr3, $vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   S_CBRANCH_VCCNZ %bb.1, implicit $vcc
  ; CHECK-NEXT:   S_BRANCH %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   liveins: $vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17:0x00000000FFFFFFFF
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = COPY killed renamable $vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
  ; CHECK-NEXT:   renamable $vgpr0 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr8_agpr9_agpr10_agpr11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr12_agpr13_agpr14_agpr15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr0_agpr1_agpr2_agpr3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR killed renamable $vgpr0, killed renamable $agpr4_agpr5_agpr6_agpr7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   S_ENDPGM 0
  bb.0:
    S_NOP 0, implicit-def $agpr0
    renamable $sgpr0 = S_MOV_B32 0
    undef %0.sub8:vreg_512_align2 = V_MOV_B32_e32 0, implicit $exec
    renamable $sgpr1 = COPY renamable $sgpr0
    %1:vreg_64_align2 = COPY killed renamable $sgpr0_sgpr1
    renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
    %0.sub9:vreg_512_align2 = COPY %0.sub8

  bb.1:
    liveins: $vcc

    undef %0.sub0_sub1:vreg_512_align2 = GLOBAL_LOAD_DWORDX2 undef %3:vreg_64_align2, 0, 0, implicit $exec :: (load (s64), addrspace 1)
    %0:vreg_512_align2 = V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %1, %1, %0, 0, 0, 0, implicit $mode, implicit $exec
    %0:vreg_512_align2 = V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %0.sub2_sub3, %0.sub0_sub1, %0, 0, 0, 0, implicit $mode, implicit $exec
    S_CBRANCH_VCCNZ %bb.1, implicit $vcc
    S_BRANCH %bb.2

  bb.2:
    ; No VGPRs available for %0
    S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
    S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
    S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
    S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
    S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
    S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
    %2:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub8_sub9_sub10_sub11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub12_sub13_sub14_sub15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub0_sub1_sub2_sub3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub4_sub5_sub6_sub7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
    S_ENDPGM 0

...

# There is a rewrite candidate, but it is used by another MFMA which
# does not have a tied result.
---
name:            inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_mac_vgprcd_e64_2nd_use_not_tied
tracksRegLiveness: true
machineFunctionInfo:
  isEntryFunction: true
  stackPtrOffsetReg: '$sgpr32'
  occupancy:       10
  sgprForEXECCopy: '$sgpr100_sgpr101'
body:             |
  ; CHECK-LABEL: name: inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_mac_vgprcd_e64_2nd_use_not_tied
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $agpr0
  ; CHECK-NEXT:   renamable $sgpr0 = S_MOV_B32 0
  ; CHECK-NEXT:   renamable $vgpr8 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   renamable $sgpr1 = COPY renamable $sgpr0
  ; CHECK-NEXT:   renamable $vgpr16_vgpr17 = COPY killed renamable $sgpr0_sgpr1
  ; CHECK-NEXT:   renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
  ; CHECK-NEXT:   dead renamable $vgpr9 = COPY renamable $vgpr8
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $vcc, $vgpr16_vgpr17
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $vgpr0_vgpr1 = GLOBAL_LOAD_DWORDX2 undef renamable $vgpr0_vgpr1, 0, 0, implicit $exec :: (load (s64), addrspace 1)
  ; CHECK-NEXT:   renamable $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15 = V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 $vgpr16_vgpr17, $vgpr16_vgpr17, $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   early-clobber renamable $vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31_vgpr32_vgpr33 = V_MFMA_F32_32X32X8F16_vgprcd_e64 $vgpr16_vgpr17, $vgpr16_vgpr17, killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   S_CBRANCH_VCCNZ %bb.1, implicit $vcc
  ; CHECK-NEXT:   S_BRANCH %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   liveins: $vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31_vgpr32_vgpr33:0x00000000FFFFFFFF
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
  ; CHECK-NEXT:   renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = COPY killed renamable $vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31_vgpr32_vgpr33
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
  ; CHECK-NEXT:   renamable $vgpr0 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr8_agpr9_agpr10_agpr11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr12_agpr13_agpr14_agpr15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr0_agpr1_agpr2_agpr3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR killed renamable $vgpr0, killed renamable $agpr4_agpr5_agpr6_agpr7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   S_ENDPGM 0
  bb.0:
    S_NOP 0, implicit-def $agpr0
    renamable $sgpr0 = S_MOV_B32 0
    undef %0.sub8:vreg_512_align2 = V_MOV_B32_e32 0, implicit $exec
    renamable $sgpr1 = COPY renamable $sgpr0
    %1:vreg_64_align2 = COPY killed renamable $sgpr0_sgpr1
    renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
    %0.sub9:vreg_512_align2 = COPY %0.sub8

  bb.1:
    liveins: $vcc

    undef %0.sub0_sub1:vreg_512_align2 = GLOBAL_LOAD_DWORDX2 undef %2:vreg_64_align2, 0, 0, implicit $exec :: (load (s64), addrspace 1)
    %0:vreg_512_align2 = V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %1, %1, %0, 0, 0, 0, implicit $mode, implicit $exec
    %3:vreg_512_align2 = V_MFMA_F32_32X32X8F16_vgprcd_e64 %1, %1, %0, 0, 0, 0, implicit $mode, implicit $exec
    S_CBRANCH_VCCNZ %bb.1, implicit $vcc
    S_BRANCH %bb.2

  bb.2:
    ; No VGPRs available for %0 or %3
    S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
    S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
    S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
    S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
    S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
    S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
    %4:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    GLOBAL_STORE_DWORDX4_SADDR %4, %3.sub8_sub9_sub10_sub11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %4, %3.sub12_sub13_sub14_sub15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %4, %3.sub0_sub1_sub2_sub3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %4, %3.sub4_sub5_sub6_sub7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
    S_ENDPGM 0

...

# Chain of 2 untied cases
---
name:            inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_vgprcd_e64_chain
tracksRegLiveness: true
machineFunctionInfo:
  isEntryFunction: true
  stackPtrOffsetReg: '$sgpr32'
  occupancy:       10
  sgprForEXECCopy: '$sgpr100_sgpr101'
body:             |
  ; CHECK-LABEL: name: inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_vgprcd_e64_chain
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $agpr0
  ; CHECK-NEXT:   renamable $sgpr0 = S_MOV_B32 0
  ; CHECK-NEXT:   renamable $vgpr8 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   renamable $sgpr1 = COPY renamable $sgpr0
  ; CHECK-NEXT:   renamable $vgpr18_vgpr19 = COPY killed renamable $sgpr0_sgpr1
  ; CHECK-NEXT:   renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
  ; CHECK-NEXT:   dead renamable $vgpr9 = COPY renamable $vgpr8
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $vcc, $vgpr18_vgpr19
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $vgpr16_vgpr17 = GLOBAL_LOAD_DWORDX2 undef renamable $vgpr0_vgpr1, 0, 0, implicit $exec :: (load (s64), addrspace 1)
  ; CHECK-NEXT:   early-clobber renamable $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15 = V_MFMA_F32_32X32X8F16_vgprcd_e64 $vgpr18_vgpr19, $vgpr18_vgpr19, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   early-clobber renamable $vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31_vgpr32_vgpr33_vgpr34_vgpr35 = V_MFMA_F32_32X32X8F16_vgprcd_e64 $vgpr18_vgpr19, $vgpr18_vgpr19, killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   S_CBRANCH_VCCNZ %bb.1, implicit $vcc
  ; CHECK-NEXT:   S_BRANCH %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   liveins: $vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31_vgpr32_vgpr33_vgpr34_vgpr35:0x00000000FFFFFFFF
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
  ; CHECK-NEXT:   renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = COPY killed renamable $vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31_vgpr32_vgpr33_vgpr34_vgpr35
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
  ; CHECK-NEXT:   renamable $vgpr0 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr8_agpr9_agpr10_agpr11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr12_agpr13_agpr14_agpr15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr0_agpr1_agpr2_agpr3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR killed renamable $vgpr0, killed renamable $agpr4_agpr5_agpr6_agpr7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   S_ENDPGM 0
  bb.0:
    S_NOP 0, implicit-def $agpr0
    renamable $sgpr0 = S_MOV_B32 0
    undef %0.sub8:vreg_512_align2 = V_MOV_B32_e32 0, implicit $exec
    renamable $sgpr1 = COPY renamable $sgpr0
    %1:vreg_64_align2 = COPY killed renamable $sgpr0_sgpr1
    renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
    %0.sub9:vreg_512_align2 = COPY %0.sub8

  bb.1:
    liveins: $vcc

    undef %0.sub0_sub1:vreg_512_align2 = GLOBAL_LOAD_DWORDX2 undef %2:vreg_64_align2, 0, 0, implicit $exec :: (load (s64), addrspace 1)
    %3:vreg_512_align2 = V_MFMA_F32_32X32X8F16_vgprcd_e64 %1, %1, %0, 0, 0, 0, implicit $mode, implicit $exec
    %4:vreg_512_align2 = V_MFMA_F32_32X32X8F16_vgprcd_e64 %1, %1, %3, 0, 0, 0, implicit $mode, implicit $exec
    S_CBRANCH_VCCNZ %bb.1, implicit $vcc
    S_BRANCH %bb.2

  bb.2:
    ; No VGPRs available for %0 or %4
    S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
    S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
    S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
    S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
    S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
    S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
    %5:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    GLOBAL_STORE_DWORDX4_SADDR %5, %4.sub8_sub9_sub10_sub11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %5, %4.sub12_sub13_sub14_sub15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %5, %4.sub0_sub1_sub2_sub3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %5, %4.sub4_sub5_sub6_sub7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
    S_ENDPGM 0

...

# There isn't an assignable AGPR around the first MFMA.
---
name:            inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_vgprcd_e64_chain_no_agprs_first
tracksRegLiveness: true
machineFunctionInfo:
  isEntryFunction: true
  stackPtrOffsetReg: '$sgpr32'
  occupancy:       10
  sgprForEXECCopy: '$sgpr100_sgpr101'
body:             |
  ; CHECK-LABEL: name: inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_vgprcd_e64_chain_no_agprs_first
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $agpr0
  ; CHECK-NEXT:   renamable $sgpr0 = S_MOV_B32 0
  ; CHECK-NEXT:   renamable $vgpr8 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   renamable $sgpr1 = COPY renamable $sgpr0
  ; CHECK-NEXT:   renamable $vgpr18_vgpr19 = COPY killed renamable $sgpr0_sgpr1
  ; CHECK-NEXT:   renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
  ; CHECK-NEXT:   dead renamable $vgpr9 = COPY renamable $vgpr8
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $vcc, $vgpr18_vgpr19
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $vgpr16_vgpr17 = GLOBAL_LOAD_DWORDX2 undef renamable $vgpr0_vgpr1, 0, 0, implicit $exec :: (load (s64), addrspace 1)
  ; CHECK-NEXT:   S_NOP 0, implicit-def renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15, implicit-def renamable $agpr16_agpr17_agpr18_agpr19_agpr20_agpr21_agpr22_agpr23_agpr24_agpr25_agpr26_agpr27_agpr28_agpr29_agpr30_agpr31, implicit-def renamable $agpr32_agpr33_agpr34_agpr35_agpr36_agpr37_agpr38_agpr39_agpr40_agpr41_agpr42_agpr43_agpr44_agpr45_agpr46_agpr47, implicit-def renamable $agpr48_agpr49_agpr50_agpr51_agpr52_agpr53_agpr54_agpr55_agpr56_agpr57_agpr58_agpr59_agpr60_agpr61_agpr62_agpr63
  ; CHECK-NEXT:   early-clobber renamable $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15 = V_MFMA_F32_32X32X8F16_vgprcd_e64 $vgpr18_vgpr19, $vgpr18_vgpr19, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   S_NOP 0, implicit killed renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15, implicit killed renamable $agpr16_agpr17_agpr18_agpr19_agpr20_agpr21_agpr22_agpr23_agpr24_agpr25_agpr26_agpr27_agpr28_agpr29_agpr30_agpr31, implicit killed renamable $agpr32_agpr33_agpr34_agpr35_agpr36_agpr37_agpr38_agpr39_agpr40_agpr41_agpr42_agpr43_agpr44_agpr45_agpr46_agpr47, implicit killed renamable $agpr48_agpr49_agpr50_agpr51_agpr52_agpr53_agpr54_agpr55_agpr56_agpr57_agpr58_agpr59_agpr60_agpr61_agpr62_agpr63
  ; CHECK-NEXT:   early-clobber renamable $vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31_vgpr32_vgpr33_vgpr34_vgpr35 = V_MFMA_F32_32X32X8F16_vgprcd_e64 $vgpr18_vgpr19, $vgpr18_vgpr19, killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   S_CBRANCH_VCCNZ %bb.1, implicit $vcc
  ; CHECK-NEXT:   S_BRANCH %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   liveins: $vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31_vgpr32_vgpr33_vgpr34_vgpr35:0x00000000FFFFFFFF
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
  ; CHECK-NEXT:   renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = COPY killed renamable $vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31_vgpr32_vgpr33_vgpr34_vgpr35
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
  ; CHECK-NEXT:   renamable $vgpr0 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr8_agpr9_agpr10_agpr11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr12_agpr13_agpr14_agpr15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr0_agpr1_agpr2_agpr3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR killed renamable $vgpr0, killed renamable $agpr4_agpr5_agpr6_agpr7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   S_ENDPGM 0
  bb.0:
    S_NOP 0, implicit-def $agpr0
    renamable $sgpr0 = S_MOV_B32 0
    undef %0.sub8:vreg_512_align2 = V_MOV_B32_e32 0, implicit $exec
    renamable $sgpr1 = COPY renamable $sgpr0
    %1:vreg_64_align2 = COPY killed renamable $sgpr0_sgpr1
    renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
    %0.sub9:vreg_512_align2 = COPY %0.sub8

  bb.1:
    liveins: $vcc

    undef %0.sub0_sub1:vreg_512_align2 = GLOBAL_LOAD_DWORDX2 undef %2:vreg_64_align2, 0, 0, implicit $exec :: (load (s64), addrspace 1)
    S_NOP 0, implicit-def %6:areg_512_align2, implicit-def %7:areg_512_align2, implicit-def %8:areg_512_align2, implicit-def %9:areg_512_align2
    %3:vreg_512_align2 = V_MFMA_F32_32X32X8F16_vgprcd_e64 %1, %1, %0, 0, 0, 0, implicit $mode, implicit $exec
    S_NOP 0, implicit %6, implicit %7, implicit %8, implicit %9
    %4:vreg_512_align2 = V_MFMA_F32_32X32X8F16_vgprcd_e64 %1, %1, %3, 0, 0, 0, implicit $mode, implicit $exec
    S_CBRANCH_VCCNZ %bb.1, implicit $vcc
    S_BRANCH %bb.2

  bb.2:
    ; No VGPRs available for %0 or %4
    S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
    S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
    S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
    S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
    S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
    S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
    %5:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    GLOBAL_STORE_DWORDX4_SADDR %5, %4.sub8_sub9_sub10_sub11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %5, %4.sub12_sub13_sub14_sub15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %5, %4.sub0_sub1_sub2_sub3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %5, %4.sub4_sub5_sub6_sub7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
    S_ENDPGM 0

...

# There isn't an assignable AGPR around the second MFMA.
---
name:            inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_vgprcd_e64_chain_no_agprs_second
tracksRegLiveness: true
machineFunctionInfo:
  isEntryFunction: true
  stackPtrOffsetReg: '$sgpr32'
  occupancy:       10
  sgprForEXECCopy: '$sgpr100_sgpr101'
body:             |
  ; CHECK-LABEL: name: inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_vgprcd_e64_chain_no_agprs_second
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $agpr0
  ; CHECK-NEXT:   renamable $sgpr0 = S_MOV_B32 0
  ; CHECK-NEXT:   renamable $vgpr8 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   renamable $sgpr1 = COPY renamable $sgpr0
  ; CHECK-NEXT:   renamable $vgpr18_vgpr19 = COPY killed renamable $sgpr0_sgpr1
  ; CHECK-NEXT:   renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
  ; CHECK-NEXT:   dead renamable $vgpr9 = COPY renamable $vgpr8
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $vcc, $vgpr18_vgpr19
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $vgpr16_vgpr17 = GLOBAL_LOAD_DWORDX2 undef renamable $vgpr0_vgpr1, 0, 0, implicit $exec :: (load (s64), addrspace 1)
  ; CHECK-NEXT:   early-clobber renamable $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15 = V_MFMA_F32_32X32X8F16_vgprcd_e64 $vgpr18_vgpr19, $vgpr18_vgpr19, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   S_NOP 0, implicit-def renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15, implicit-def renamable $agpr16_agpr17_agpr18_agpr19_agpr20_agpr21_agpr22_agpr23_agpr24_agpr25_agpr26_agpr27_agpr28_agpr29_agpr30_agpr31, implicit-def renamable $agpr32_agpr33_agpr34_agpr35_agpr36_agpr37_agpr38_agpr39_agpr40_agpr41_agpr42_agpr43_agpr44_agpr45_agpr46_agpr47, implicit-def renamable $agpr48_agpr49_agpr50_agpr51_agpr52_agpr53_agpr54_agpr55_agpr56_agpr57_agpr58_agpr59_agpr60_agpr61_agpr62_agpr63
  ; CHECK-NEXT:   early-clobber renamable $vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31_vgpr32_vgpr33_vgpr34_vgpr35 = V_MFMA_F32_32X32X8F16_vgprcd_e64 $vgpr18_vgpr19, $vgpr18_vgpr19, killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   S_NOP 0, implicit killed renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15, implicit killed renamable $agpr16_agpr17_agpr18_agpr19_agpr20_agpr21_agpr22_agpr23_agpr24_agpr25_agpr26_agpr27_agpr28_agpr29_agpr30_agpr31, implicit killed renamable $agpr32_agpr33_agpr34_agpr35_agpr36_agpr37_agpr38_agpr39_agpr40_agpr41_agpr42_agpr43_agpr44_agpr45_agpr46_agpr47, implicit killed renamable $agpr48_agpr49_agpr50_agpr51_agpr52_agpr53_agpr54_agpr55_agpr56_agpr57_agpr58_agpr59_agpr60_agpr61_agpr62_agpr63
  ; CHECK-NEXT:   S_CBRANCH_VCCNZ %bb.1, implicit $vcc
  ; CHECK-NEXT:   S_BRANCH %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   liveins: $vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31_vgpr32_vgpr33_vgpr34_vgpr35:0x00000000FFFFFFFF
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
  ; CHECK-NEXT:   renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = COPY killed renamable $vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31_vgpr32_vgpr33_vgpr34_vgpr35
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
  ; CHECK-NEXT:   renamable $vgpr0 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr8_agpr9_agpr10_agpr11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr12_agpr13_agpr14_agpr15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr0_agpr1_agpr2_agpr3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR killed renamable $vgpr0, killed renamable $agpr4_agpr5_agpr6_agpr7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   S_ENDPGM 0
  bb.0:
    S_NOP 0, implicit-def $agpr0
    renamable $sgpr0 = S_MOV_B32 0
    undef %0.sub8:vreg_512_align2 = V_MOV_B32_e32 0, implicit $exec
    renamable $sgpr1 = COPY renamable $sgpr0
    %1:vreg_64_align2 = COPY killed renamable $sgpr0_sgpr1
    renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
    %0.sub9:vreg_512_align2 = COPY %0.sub8

  bb.1:
    liveins: $vcc

    undef %0.sub0_sub1:vreg_512_align2 = GLOBAL_LOAD_DWORDX2 undef %2:vreg_64_align2, 0, 0, implicit $exec :: (load (s64), addrspace 1)
    %3:vreg_512_align2 = V_MFMA_F32_32X32X8F16_vgprcd_e64 %1, %1, %0, 0, 0, 0, implicit $mode, implicit $exec
    S_NOP 0, implicit-def %6:areg_512_align2, implicit-def %7:areg_512_align2, implicit-def %8:areg_512_align2, implicit-def %9:areg_512_align2
    %4:vreg_512_align2 = V_MFMA_F32_32X32X8F16_vgprcd_e64 %1, %1, %3, 0, 0, 0, implicit $mode, implicit $exec
    S_NOP 0, implicit %6, implicit %7, implicit %8, implicit %9
    S_CBRANCH_VCCNZ %bb.1, implicit $vcc
    S_BRANCH %bb.2

  bb.2:
    ; No VGPRs available for %0 or %4
    S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
    S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
    S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
    S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
    S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
    S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
    %5:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    GLOBAL_STORE_DWORDX4_SADDR %5, %4.sub8_sub9_sub10_sub11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %5, %4.sub12_sub13_sub14_sub15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %5, %4.sub0_sub1_sub2_sub3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %5, %4.sub4_sub5_sub6_sub7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
    S_ENDPGM 0

...

# Chain of 2 untied cases, but the use isn't in src2.
---
name:            inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_vgprcd_e64_chain_non_src2
tracksRegLiveness: true
machineFunctionInfo:
  isEntryFunction: true
  stackPtrOffsetReg: '$sgpr32'
  occupancy:       10
  sgprForEXECCopy: '$sgpr100_sgpr101'
body:             |
  ; CHECK-LABEL: name: inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_vgprcd_e64_chain_non_src2
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $agpr0
  ; CHECK-NEXT:   renamable $sgpr0 = S_MOV_B32 0
  ; CHECK-NEXT:   renamable $vgpr8 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   renamable $sgpr1 = COPY renamable $sgpr0
  ; CHECK-NEXT:   renamable $vgpr18_vgpr19 = COPY killed renamable $sgpr0_sgpr1
  ; CHECK-NEXT:   renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
  ; CHECK-NEXT:   dead renamable $vgpr9 = COPY renamable $vgpr8
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $vcc, $vgpr18_vgpr19
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $vgpr16_vgpr17 = GLOBAL_LOAD_DWORDX2 undef renamable $vgpr0_vgpr1, 0, 0, implicit $exec :: (load (s64), addrspace 1)
  ; CHECK-NEXT:   early-clobber renamable $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15 = V_MFMA_F32_32X32X8F16_vgprcd_e64 $vgpr18_vgpr19, $vgpr18_vgpr19, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   early-clobber renamable $vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31_vgpr32_vgpr33_vgpr34_vgpr35 = V_MFMA_F32_32X32X8F16_vgprcd_e64 killed $vgpr4_vgpr5, $vgpr8_vgpr9, undef $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   S_CBRANCH_VCCNZ %bb.1, implicit $vcc
  ; CHECK-NEXT:   S_BRANCH %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   liveins: $vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31_vgpr32_vgpr33_vgpr34_vgpr35:0x00000000FFFFFFFF
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
  ; CHECK-NEXT:   renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = COPY killed renamable $vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31_vgpr32_vgpr33_vgpr34_vgpr35
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
  ; CHECK-NEXT:   renamable $vgpr0 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr8_agpr9_agpr10_agpr11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr12_agpr13_agpr14_agpr15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr0_agpr1_agpr2_agpr3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR killed renamable $vgpr0, killed renamable $agpr4_agpr5_agpr6_agpr7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   S_ENDPGM 0
  bb.0:
    S_NOP 0, implicit-def $agpr0
    renamable $sgpr0 = S_MOV_B32 0
    undef %0.sub8:vreg_512_align2 = V_MOV_B32_e32 0, implicit $exec
    renamable $sgpr1 = COPY renamable $sgpr0
    %1:vreg_64_align2 = COPY killed renamable $sgpr0_sgpr1
    renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
    %0.sub9:vreg_512_align2 = COPY %0.sub8

  bb.1:
    liveins: $vcc

    undef %0.sub0_sub1:vreg_512_align2 = GLOBAL_LOAD_DWORDX2 undef %2:vreg_64_align2, 0, 0, implicit $exec :: (load (s64), addrspace 1)
    %3:vreg_512_align2 = V_MFMA_F32_32X32X8F16_vgprcd_e64 %1, %1, %0, 0, 0, 0, implicit $mode, implicit $exec
    %4:vreg_512_align2 = V_MFMA_F32_32X32X8F16_vgprcd_e64 %3.sub4_sub5, %3.sub8_sub9, undef %6:vreg_512_align2, 0, 0, 0, implicit $mode, implicit $exec
    S_CBRANCH_VCCNZ %bb.1, implicit $vcc
    S_BRANCH %bb.2

  bb.2:
    ; No VGPRs available for %0 or %4
    S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
    S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
    S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
    S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
    S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
    S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
    %5:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    GLOBAL_STORE_DWORDX4_SADDR %5, %4.sub8_sub9_sub10_sub11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %5, %4.sub12_sub13_sub14_sub15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %5, %4.sub0_sub1_sub2_sub3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %5, %4.sub4_sub5_sub6_sub7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
    S_ENDPGM 0

...

# Chain of 2 untied cases, but the second mfma is a different size and
# uses a subregister.
---
name:            inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_vgprcd_e64_chain_subreg
tracksRegLiveness: true
machineFunctionInfo:
  isEntryFunction: true
  stackPtrOffsetReg: '$sgpr32'
  occupancy:       10
  sgprForEXECCopy: '$sgpr100_sgpr101'
body:             |
  ; CHECK-LABEL: name: inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_vgprcd_e64_chain_subreg
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $agpr0
  ; CHECK-NEXT:   renamable $sgpr0 = S_MOV_B32 0
  ; CHECK-NEXT:   renamable $vgpr8 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   renamable $sgpr1 = COPY renamable $sgpr0
  ; CHECK-NEXT:   renamable $vgpr18_vgpr19 = COPY killed renamable $sgpr0_sgpr1
  ; CHECK-NEXT:   renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
  ; CHECK-NEXT:   dead renamable $vgpr9 = COPY renamable $vgpr8
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $vcc, $vgpr18_vgpr19
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $vgpr16_vgpr17 = GLOBAL_LOAD_DWORDX2 undef renamable $vgpr0_vgpr1, 0, 0, implicit $exec :: (load (s64), addrspace 1)
  ; CHECK-NEXT:   early-clobber renamable $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15 = V_MFMA_F32_32X32X8F16_vgprcd_e64 $vgpr18_vgpr19, $vgpr18_vgpr19, $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23_vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   renamable $vgpr0_vgpr1_vgpr2_vgpr3 = V_MFMA_F32_16X16X16F16_vgprcd_e64 $vgpr18_vgpr19, $vgpr18_vgpr19, killed $vgpr2_vgpr3_vgpr4_vgpr5, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   S_CBRANCH_VCCNZ %bb.1, implicit $vcc
  ; CHECK-NEXT:   S_BRANCH %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   liveins: $vgpr0_vgpr1_vgpr2_vgpr3
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $agpr0_agpr1_agpr2_agpr3 = COPY killed renamable $vgpr0_vgpr1_vgpr2_vgpr3
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
  ; CHECK-NEXT:   renamable $vgpr0 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR killed renamable $vgpr0, killed renamable $agpr0_agpr1_agpr2_agpr3, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
  ; CHECK-NEXT:   S_ENDPGM 0
  bb.0:
    S_NOP 0, implicit-def $agpr0
    renamable $sgpr0 = S_MOV_B32 0
    undef %0.sub8:vreg_512_align2 = V_MOV_B32_e32 0, implicit $exec
    renamable $sgpr1 = COPY renamable $sgpr0
    %1:vreg_64_align2 = COPY killed renamable $sgpr0_sgpr1
    renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
    %0.sub9:vreg_512_align2 = COPY %0.sub8

  bb.1:
    liveins: $vcc

    undef %0.sub0_sub1:vreg_512_align2 = GLOBAL_LOAD_DWORDX2 undef %2:vreg_64_align2, 0, 0, implicit $exec :: (load (s64), addrspace 1)
    %3:vreg_512_align2 = V_MFMA_F32_32X32X8F16_vgprcd_e64 %1, %1, %0, 0, 0, 0, implicit $mode, implicit $exec
    %4:vreg_128_align2 = V_MFMA_F32_16X16X16F16_vgprcd_e64 %1, %1, %3.sub2_sub3_sub4_sub5, 0, 0, 0, implicit $mode, implicit $exec
    S_CBRANCH_VCCNZ %bb.1, implicit $vcc
    S_BRANCH %bb.2

  bb.2:
    ; No VGPRs available for %0 or %4
    S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
    S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
    S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
    S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
    S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
    S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
    %5:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    GLOBAL_STORE_DWORDX4_SADDR %5, %4, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
    S_ENDPGM 0

...

---
name:            inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_mac_vgprcd_e64_same_subreg
tracksRegLiveness: true
machineFunctionInfo:
  isEntryFunction: true
  stackPtrOffsetReg: '$sgpr32'
  occupancy:       10
  sgprForEXECCopy: '$sgpr100_sgpr101'
body:             |
  ; CHECK-LABEL: name: inflate_result_to_agpr__V_MFMA_F32_32X32X8F16_mac_vgprcd_e64_same_subreg
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   S_NOP 0, implicit-def $agpr0
  ; CHECK-NEXT:   renamable $sgpr0 = S_MOV_B32 0
  ; CHECK-NEXT:   renamable $vgpr10 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   renamable $sgpr1 = COPY renamable $sgpr0
  ; CHECK-NEXT:   renamable $vgpr0_vgpr1 = COPY killed renamable $sgpr0_sgpr1
  ; CHECK-NEXT:   renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
  ; CHECK-NEXT:   renamable $vgpr11 = COPY renamable $vgpr10
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $vcc, $vgpr0_vgpr1
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $vgpr2_vgpr3_vgpr4_vgpr5 = GLOBAL_LOAD_DWORDX4 undef renamable $vgpr0_vgpr1, 0, 0, implicit $exec :: (load (s128), addrspace 1)
  ; CHECK-NEXT:   renamable $vgpr6_vgpr7_vgpr8_vgpr9 = GLOBAL_LOAD_DWORDX4 undef renamable $vgpr0_vgpr1, 0, 0, implicit $exec :: (load (s128), addrspace 1)
  ; CHECK-NEXT:   renamable $vgpr10_vgpr11_vgpr12_vgpr13 = GLOBAL_LOAD_DWORDX4 undef renamable $vgpr0_vgpr1, 0, 0, implicit $exec :: (load (s128), addrspace 1)
  ; CHECK-NEXT:   renamable $vgpr14_vgpr15_vgpr16_vgpr17 = GLOBAL_LOAD_DWORDX4 undef renamable $vgpr0_vgpr1, 0, 0, implicit $exec :: (load (s128), addrspace 1)
  ; CHECK-NEXT:   renamable $vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17 = V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 $vgpr0_vgpr1, $vgpr0_vgpr1, $vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17, 0, 0, 0, implicit $mode, implicit $exec
  ; CHECK-NEXT:   S_CBRANCH_VCCNZ %bb.1, implicit $vcc
  ; CHECK-NEXT:   S_BRANCH %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   liveins: $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_vgpr33:0x00000000FFFFFFFF
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   renamable $agpr0_agpr1_agpr2_agpr3_agpr4_agpr5_agpr6_agpr7_agpr8_agpr9_agpr10_agpr11_agpr12_agpr13_agpr14_agpr15 = COPY killed renamable $vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15_vgpr16_vgpr17
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
  ; CHECK-NEXT:   S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
  ; CHECK-NEXT:   renamable $vgpr0 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr8_agpr9_agpr10_agpr11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr12_agpr13_agpr14_agpr15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR renamable $vgpr0, renamable $agpr0_agpr1_agpr2_agpr3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
  ; CHECK-NEXT:   GLOBAL_STORE_DWORDX4_SADDR killed renamable $vgpr0, killed renamable $agpr4_agpr5_agpr6_agpr7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
  ; CHECK-NEXT:   S_ENDPGM 0
  bb.0:
    S_NOP 0, implicit-def $agpr0
    renamable $sgpr0 = S_MOV_B32 0
    undef %0.sub8:vreg_1024_align2 = V_MOV_B32_e32 0, implicit $exec
    renamable $sgpr1 = COPY renamable $sgpr0
    %1:vreg_64_align2 = COPY killed renamable $sgpr0_sgpr1
    renamable $vcc = S_AND_B64 $exec, -1, implicit-def dead $scc
    %0.sub9:vreg_1024_align2 = COPY %0.sub8

  bb.1:
    liveins: $vcc

    %0.sub0_sub1_sub2_sub3:vreg_1024_align2 = GLOBAL_LOAD_DWORDX4 undef %3:vreg_64_align2, 0, 0, implicit $exec :: (load (s128), addrspace 1)
    %0.sub4_sub5_sub6_sub7:vreg_1024_align2 = GLOBAL_LOAD_DWORDX4 undef %3:vreg_64_align2, 0, 0, implicit $exec :: (load (s128), addrspace 1)
    %0.sub8_sub9_sub10_sub11:vreg_1024_align2 = GLOBAL_LOAD_DWORDX4 undef %3:vreg_64_align2, 0, 0, implicit $exec :: (load (s128), addrspace 1)
    %0.sub12_sub13_sub14_sub15:vreg_1024_align2 = GLOBAL_LOAD_DWORDX4 undef %3:vreg_64_align2, 0, 0, implicit $exec :: (load (s128), addrspace 1)
    %0.sub0_sub1_sub2_sub3_sub4_sub5_sub6_sub7_sub8_sub9_sub10_sub11_sub12_sub13_sub14_sub15:vreg_1024_align2 = V_MFMA_F32_32X32X8F16_mac_vgprcd_e64 %1, %1, %0.sub0_sub1_sub2_sub3_sub4_sub5_sub6_sub7_sub8_sub9_sub10_sub11_sub12_sub13_sub14_sub15, 0, 0, 0, implicit $mode, implicit $exec
    S_CBRANCH_VCCNZ %bb.1, implicit $vcc
    S_BRANCH %bb.2

  bb.2:
    ; No VGPRs available for %0
    S_NOP 0, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
    S_NOP 0, implicit-def $vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    S_NOP 0, implicit-def $vgpr16_vgpr17_vgpr18_vgpr19_vgpr20_vgpr21_vgpr22_vgpr23
    S_NOP 0, implicit-def $vgpr24_vgpr25_vgpr26_vgpr27_vgpr28_vgpr29_vgpr30_vgpr31
    S_NOP 0, implicit-def $vgpr32_vgpr33_vgpr34_vgpr35_vgpr36_vgpr37_vgpr38_vgpr39
    S_NOP 0, implicit-def $vgpr40_vgpr41_vgpr42_vgpr43_vgpr44_vgpr45_vgpr46_vgpr47
    S_NOP 0, implicit-def $vgpr48_vgpr49_vgpr50_vgpr51_vgpr52_vgpr53_vgpr54_vgpr55
    S_NOP 0, implicit-def $vgpr56_vgpr57_vgpr58_vgpr59_vgpr60_vgpr61_vgpr62_vgpr63
    %2:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub8_sub9_sub10_sub11, undef $sgpr0_sgpr1, 32, 0, implicit $exec :: (store (s128), align 32, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub12_sub13_sub14_sub15, undef $sgpr0_sgpr1, 48, 0, implicit $exec :: (store (s128), addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub0_sub1_sub2_sub3, undef $sgpr0_sgpr1, 0, 0, implicit $exec :: (store (s128), align 128, addrspace 1)
    GLOBAL_STORE_DWORDX4_SADDR %2, %0.sub4_sub5_sub6_sub7, killed undef $sgpr0_sgpr1, 16, 0, implicit $exec :: (store (s128), addrspace 1)
    S_ENDPGM 0

...