# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn -run-pass si-fix-sgpr-copies,si-fold-operands,dead-mi-elimination -verify-machineinstrs -o - %s | FileCheck -check-prefix=GCN %s
# Check that constant is in SGPR registers
--- |
define amdgpu_kernel void @const_to_sgpr(ptr addrspace(1) nocapture %arg, i64 %id) {
bb:
br i1 undef, label %bb1, label %bb2
bb1: ; preds = %bb
br label %bb2
bb2: ; preds = %bb1, %bb
ret void
}
define amdgpu_kernel void @const_to_sgpr_multiple_use(ptr addrspace(1) nocapture %arg, i64 %id1, i64 %id2) {
bb:
br i1 undef, label %bb1, label %bb2
bb1: ; preds = %bb
br label %bb2
bb2: ; preds = %bb1, %bb
ret void
}
define amdgpu_kernel void @const_to_sgpr_subreg(ptr addrspace(1) nocapture %arg, i64 %id) {
bb:
br i1 undef, label %bb1, label %bb2
bb1: ; preds = %bb
br label %bb2
bb2: ; preds = %bb1, %bb
ret void
}
...
---
name: const_to_sgpr
alignment: 1
exposesReturnsTwice: false
legalized: false
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: sreg_64 }
- { id: 1, class: sreg_64 }
- { id: 2, class: vgpr_32 }
- { id: 3, class: sgpr_64 }
- { id: 4, class: sreg_32_xm0 }
- { id: 5, class: sgpr_32 }
- { id: 6, class: sreg_64 }
- { id: 7, class: sreg_64_xexec }
- { id: 8, class: sreg_64_xexec }
- { id: 9, class: sreg_32 }
- { id: 10, class: sreg_64 }
- { id: 11, class: sreg_32_xm0 }
- { id: 12, class: sreg_32_xm0 }
- { id: 13, class: sreg_32_xm0 }
- { id: 14, class: sreg_32_xm0 }
- { id: 15, class: sreg_32_xm0 }
- { id: 16, class: sreg_32_xm0 }
- { id: 17, class: sreg_64 }
- { id: 18, class: sreg_32_xm0 }
- { id: 19, class: sreg_32_xm0 }
- { id: 20, class: sreg_64 }
- { id: 21, class: sreg_64 }
- { id: 22, class: vreg_64 }
- { id: 23, class: sreg_32_xm0 }
- { id: 24, class: sreg_64 }
- { id: 25, class: sreg_32_xm0 }
- { id: 26, class: sreg_32_xm0 }
- { id: 27, class: sgpr_64 }
- { id: 28, class: sgpr_128 }
- { id: 29, class: vgpr_32 }
- { id: 30, class: vreg_64 }
liveins:
- { reg: '$vgpr0', virtual-reg: '%2' }
- { reg: '$sgpr0_sgpr1', virtual-reg: '%3' }
body: |
; GCN-LABEL: name: const_to_sgpr
; GCN: bb.0.bb:
; GCN-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; GCN-NEXT: liveins: $vgpr0, $sgpr0_sgpr1
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:sgpr_64 = COPY $sgpr0_sgpr1
; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GCN-NEXT: [[S_LOAD_DWORDX2_IMM:%[0-9]+]]:sreg_64_xexec = S_LOAD_DWORDX2_IMM [[COPY]], 9, 0
; GCN-NEXT: [[S_LOAD_DWORDX2_IMM1:%[0-9]+]]:sreg_64_xexec = S_LOAD_DWORDX2_IMM [[COPY]], 11, 0
; GCN-NEXT: [[COPY2:%[0-9]+]]:sreg_64 = COPY [[S_LOAD_DWORDX2_IMM]]
; GCN-NEXT: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
; GCN-NEXT: [[REG_SEQUENCE:%[0-9]+]]:vreg_64 = REG_SEQUENCE [[COPY1]], %subreg.sub0, killed [[V_MOV_B32_e32_]], %subreg.sub1
; GCN-NEXT: [[V_ADD_CO_U32_e32_:%[0-9]+]]:vgpr_32 = V_ADD_CO_U32_e32 [[S_LOAD_DWORDX2_IMM1]].sub0, [[REG_SEQUENCE]].sub0, implicit-def $vcc, implicit $exec
; GCN-NEXT: [[COPY3:%[0-9]+]]:vgpr_32 = COPY [[S_LOAD_DWORDX2_IMM1]].sub1
; GCN-NEXT: [[V_ADDC_U32_e32_:%[0-9]+]]:vgpr_32 = V_ADDC_U32_e32 0, [[COPY3]], implicit-def $vcc, implicit $vcc, implicit $exec
; GCN-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:vreg_64 = REG_SEQUENCE killed [[V_ADD_CO_U32_e32_]], %subreg.sub0, killed [[V_ADDC_U32_e32_]], %subreg.sub1
; GCN-NEXT: [[S_MOV_B32_:%[0-9]+]]:sreg_32_xm0 = S_MOV_B32 0
; GCN-NEXT: [[S_MOV_B32_1:%[0-9]+]]:sreg_32_xm0 = S_MOV_B32 1048576
; GCN-NEXT: [[REG_SEQUENCE2:%[0-9]+]]:sreg_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
; GCN-NEXT: [[V_CMP_LT_U64_e64_:%[0-9]+]]:sreg_64 = V_CMP_LT_U64_e64 killed [[REG_SEQUENCE1]], [[REG_SEQUENCE2]], implicit $exec
; GCN-NEXT: [[SI_IF:%[0-9]+]]:sreg_64 = SI_IF killed [[V_CMP_LT_U64_e64_]], %bb.2, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
; GCN-NEXT: S_BRANCH %bb.1
; GCN-NEXT: {{ $}}
; GCN-NEXT: bb.1.bb1:
; GCN-NEXT: successors: %bb.2(0x80000000)
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[V_LSHL_B64_e64_:%[0-9]+]]:vreg_64 = V_LSHL_B64_e64 [[REG_SEQUENCE]], 2, implicit $exec
; GCN-NEXT: [[S_MOV_B32_2:%[0-9]+]]:sreg_32_xm0 = S_MOV_B32 61440
; GCN-NEXT: [[S_MOV_B32_3:%[0-9]+]]:sreg_32_xm0 = S_MOV_B32 0
; GCN-NEXT: [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_3]], %subreg.sub0, killed [[S_MOV_B32_2]], %subreg.sub1
; GCN-NEXT: [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY2]], %subreg.sub1_sub2_sub3_sub4_sub5, killed [[REG_SEQUENCE3]], %subreg.sub1_sub2_sub3_sub4_sub5_sub6
; GCN-NEXT: [[V_MOV_B32_e32_1:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
; GCN-NEXT: BUFFER_STORE_DWORD_ADDR64 killed [[V_MOV_B32_e32_1]], [[V_LSHL_B64_e64_]], killed [[REG_SEQUENCE4]], 0, 0, 0, 0, implicit $exec
; GCN-NEXT: {{ $}}
; GCN-NEXT: bb.2.bb2:
; GCN-NEXT: SI_END_CF [[SI_IF]], implicit-def dead $exec, implicit-def dead $scc, implicit $exec
; GCN-NEXT: S_ENDPGM 0
bb.0.bb:
successors: %bb.1.bb1(0x40000000), %bb.2.bb2(0x40000000)
liveins: $vgpr0, $sgpr0_sgpr1
%3 = COPY $sgpr0_sgpr1
%2 = COPY $vgpr0
%7 = S_LOAD_DWORDX2_IMM %3, 9, 0
%8 = S_LOAD_DWORDX2_IMM %3, 11, 0
%6 = COPY %7
%9 = S_MOV_B32 0
%10 = REG_SEQUENCE %2, %subreg.sub0, killed %9, %subreg.sub1
%0 = COPY %10
%11 = COPY %10.sub0
%12 = COPY %10.sub1
%13 = COPY %8.sub0
%14 = COPY %8.sub1
%15 = S_ADD_U32 killed %11, killed %13, implicit-def $scc
%16 = S_ADDC_U32 killed %12, killed %14, implicit-def dead $scc, implicit $scc
%17 = REG_SEQUENCE killed %15, %subreg.sub0, killed %16, %subreg.sub1
%18 = S_MOV_B32 0
%19 = S_MOV_B32 1048576
%20 = REG_SEQUENCE killed %19, %subreg.sub0, killed %18, %subreg.sub1
%22 = COPY killed %20
%21 = V_CMP_LT_U64_e64 killed %17, %22, implicit $exec
%1 = SI_IF killed %21, %bb.2.bb2, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
S_BRANCH %bb.1.bb1
bb.1.bb1:
successors: %bb.2.bb2(0x80000000)
%23 = S_MOV_B32 2
%24 = S_LSHL_B64 %0, killed %23, implicit-def dead $scc
%25 = S_MOV_B32 61440
%26 = S_MOV_B32 0
%27 = REG_SEQUENCE killed %26, %subreg.sub0, killed %25, %subreg.sub1
%28 = REG_SEQUENCE %6, 17, killed %27, 18
%29 = V_MOV_B32_e32 0, implicit $exec
%30 = COPY %24
BUFFER_STORE_DWORD_ADDR64 killed %29, killed %30, killed %28, 0, 0, 0, 0, implicit $exec
bb.2.bb2:
SI_END_CF %1, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
S_ENDPGM 0
...
---
name: const_to_sgpr_multiple_use
alignment: 1
exposesReturnsTwice: false
legalized: false
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: sreg_64 }
- { id: 1, class: sreg_64 }
- { id: 2, class: vgpr_32 }
- { id: 3, class: sgpr_64 }
- { id: 4, class: sreg_32_xm0 }
- { id: 5, class: sgpr_32 }
- { id: 6, class: sreg_64 }
- { id: 7, class: sreg_64_xexec }
- { id: 8, class: sreg_64_xexec }
- { id: 9, class: sreg_64_xexec }
- { id: 10, class: sreg_32 }
- { id: 11, class: sreg_64 }
- { id: 12, class: sreg_32_xm0 }
- { id: 13, class: sreg_32_xm0 }
- { id: 14, class: sreg_32_xm0 }
- { id: 15, class: sreg_32_xm0 }
- { id: 16, class: sreg_32_xm0 }
- { id: 17, class: sreg_32_xm0 }
- { id: 18, class: sreg_64 }
- { id: 19, class: sreg_32_xm0 }
- { id: 20, class: sreg_32_xm0 }
- { id: 21, class: sreg_32_xm0 }
- { id: 22, class: sreg_32_xm0 }
- { id: 23, class: sreg_64 }
- { id: 24, class: sreg_32_xm0 }
- { id: 25, class: sreg_32_xm0 }
- { id: 26, class: sreg_64 }
- { id: 27, class: sreg_64 }
- { id: 28, class: vreg_64 }
- { id: 29, class: sreg_64 }
- { id: 30, class: vreg_64 }
- { id: 31, class: sreg_64 }
- { id: 32, class: sreg_32_xm0 }
- { id: 33, class: sreg_64 }
- { id: 34, class: sreg_32_xm0 }
- { id: 35, class: sreg_32_xm0 }
- { id: 36, class: sgpr_64 }
- { id: 37, class: sgpr_128 }
- { id: 38, class: vgpr_32 }
- { id: 39, class: vreg_64 }
liveins:
- { reg: '$vgpr0', virtual-reg: '%2' }
- { reg: '$sgpr0_sgpr1', virtual-reg: '%3' }
body: |
; GCN-LABEL: name: const_to_sgpr_multiple_use
; GCN: bb.0.bb:
; GCN-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; GCN-NEXT: liveins: $vgpr0, $sgpr0_sgpr1
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:sgpr_64 = COPY $sgpr0_sgpr1
; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GCN-NEXT: [[S_LOAD_DWORDX2_IMM:%[0-9]+]]:sreg_64_xexec = S_LOAD_DWORDX2_IMM [[COPY]], 9, 0
; GCN-NEXT: [[S_LOAD_DWORDX2_IMM1:%[0-9]+]]:sreg_64_xexec = S_LOAD_DWORDX2_IMM [[COPY]], 11, 0
; GCN-NEXT: [[S_LOAD_DWORDX2_IMM2:%[0-9]+]]:sreg_64_xexec = S_LOAD_DWORDX2_IMM [[COPY]], 13, 0
; GCN-NEXT: [[COPY2:%[0-9]+]]:sreg_64 = COPY [[S_LOAD_DWORDX2_IMM]]
; GCN-NEXT: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 0
; GCN-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
; GCN-NEXT: [[REG_SEQUENCE:%[0-9]+]]:sreg_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
; GCN-NEXT: [[S_ADD_U32_:%[0-9]+]]:sreg_32_xm0 = S_ADD_U32 [[REG_SEQUENCE]].sub0, [[S_LOAD_DWORDX2_IMM1]].sub0, implicit-def $scc
; GCN-NEXT: [[S_ADDC_U32_:%[0-9]+]]:sreg_32_xm0 = S_ADDC_U32 0, [[S_LOAD_DWORDX2_IMM1]].sub1, implicit-def dead $scc, implicit $scc
; GCN-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:sreg_64 = REG_SEQUENCE killed [[S_ADD_U32_]], %subreg.sub0, killed [[S_ADDC_U32_]], %subreg.sub1
; GCN-NEXT: [[S_ADD_U32_1:%[0-9]+]]:sreg_32_xm0 = S_ADD_U32 [[REG_SEQUENCE]].sub0, [[S_LOAD_DWORDX2_IMM2]].sub0, implicit-def $scc
; GCN-NEXT: [[S_ADDC_U32_1:%[0-9]+]]:sreg_32_xm0 = S_ADDC_U32 0, [[S_LOAD_DWORDX2_IMM2]].sub1, implicit-def dead $scc, implicit $scc
; GCN-NEXT: [[REG_SEQUENCE2:%[0-9]+]]:sreg_64 = REG_SEQUENCE killed [[S_ADD_U32_1]], %subreg.sub0, killed [[S_ADDC_U32_1]], %subreg.sub1
; GCN-NEXT: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 1048576, implicit $exec
; GCN-NEXT: [[V_MOV_B32_e32_1:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
; GCN-NEXT: [[REG_SEQUENCE3:%[0-9]+]]:vreg_64 = REG_SEQUENCE killed [[V_MOV_B32_e32_]], %subreg.sub0, killed [[V_MOV_B32_e32_1]], %subreg.sub1
; GCN-NEXT: [[V_CMP_LT_U64_e64_:%[0-9]+]]:sreg_64 = V_CMP_LT_U64_e64 killed [[REG_SEQUENCE1]], [[REG_SEQUENCE3]], implicit $exec
; GCN-NEXT: [[V_CMP_LT_U64_e64_1:%[0-9]+]]:sreg_64 = V_CMP_LT_U64_e64 killed [[REG_SEQUENCE2]], [[REG_SEQUENCE3]], implicit $exec
; GCN-NEXT: [[S_AND_B64_:%[0-9]+]]:sreg_64 = S_AND_B64 killed [[V_CMP_LT_U64_e64_]], killed [[V_CMP_LT_U64_e64_1]], implicit-def dead $scc
; GCN-NEXT: [[SI_IF:%[0-9]+]]:sreg_64 = SI_IF killed [[S_AND_B64_]], %bb.2, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
; GCN-NEXT: S_BRANCH %bb.1
; GCN-NEXT: {{ $}}
; GCN-NEXT: bb.1.bb1:
; GCN-NEXT: successors: %bb.2(0x80000000)
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[S_LSHL_B64_:%[0-9]+]]:sreg_64 = S_LSHL_B64 [[REG_SEQUENCE]], 2, implicit-def dead $scc
; GCN-NEXT: [[S_MOV_B32_1:%[0-9]+]]:sreg_32_xm0 = S_MOV_B32 61440
; GCN-NEXT: [[S_MOV_B32_2:%[0-9]+]]:sreg_32_xm0 = S_MOV_B32 0
; GCN-NEXT: [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_2]], %subreg.sub0, killed [[S_MOV_B32_1]], %subreg.sub1
; GCN-NEXT: [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY2]], %subreg.sub1_sub2_sub3_sub4_sub5, killed [[REG_SEQUENCE4]], %subreg.sub1_sub2_sub3_sub4_sub5_sub6
; GCN-NEXT: [[V_MOV_B32_e32_2:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
; GCN-NEXT: [[COPY3:%[0-9]+]]:vreg_64 = COPY [[S_LSHL_B64_]]
; GCN-NEXT: BUFFER_STORE_DWORD_ADDR64 killed [[V_MOV_B32_e32_2]], killed [[COPY3]], killed [[REG_SEQUENCE5]], 0, 0, 0, 0, implicit $exec
; GCN-NEXT: {{ $}}
; GCN-NEXT: bb.2.bb2:
; GCN-NEXT: SI_END_CF [[SI_IF]], implicit-def dead $exec, implicit-def dead $scc, implicit $exec
; GCN-NEXT: S_ENDPGM 0
bb.0.bb:
successors: %bb.1.bb1(0x40000000), %bb.2.bb2(0x40000000)
liveins: $vgpr0, $sgpr0_sgpr1
%3 = COPY $sgpr0_sgpr1
%2 = COPY $vgpr0
%7 = S_LOAD_DWORDX2_IMM %3, 9, 0
%8 = S_LOAD_DWORDX2_IMM %3, 11, 0
%9 = S_LOAD_DWORDX2_IMM %3, 13, 0
%6 = COPY %7
%10 = S_MOV_B32 0
%11 = REG_SEQUENCE %2, %subreg.sub0, killed %10, %subreg.sub1
%0 = COPY %11
%12 = COPY %11.sub0
%13 = COPY %11.sub1
%14 = COPY %8.sub0
%15 = COPY %8.sub1
%16 = S_ADD_U32 %12, killed %14, implicit-def $scc
%17 = S_ADDC_U32 %13, killed %15, implicit-def dead $scc, implicit $scc
%18 = REG_SEQUENCE killed %16, %subreg.sub0, killed %17, %subreg.sub1
%19 = COPY %9.sub0
%20 = COPY %9.sub1
%21 = S_ADD_U32 %12, killed %19, implicit-def $scc
%22 = S_ADDC_U32 %13, killed %20, implicit-def dead $scc, implicit $scc
%23 = REG_SEQUENCE killed %21, %subreg.sub0, killed %22, %subreg.sub1
%24 = S_MOV_B32 0
%25 = S_MOV_B32 1048576
%26 = REG_SEQUENCE killed %25, %subreg.sub0, killed %24, %subreg.sub1
%28 = COPY %26
%27 = V_CMP_LT_U64_e64 killed %18, %28, implicit $exec
%29 = V_CMP_LT_U64_e64 killed %23, %28, implicit $exec
%31 = S_AND_B64 killed %27, killed %29, implicit-def dead $scc
%1 = SI_IF killed %31, %bb.2.bb2, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
S_BRANCH %bb.1.bb1
bb.1.bb1:
successors: %bb.2.bb2(0x80000000)
%32 = S_MOV_B32 2
%33 = S_LSHL_B64 %0, killed %32, implicit-def dead $scc
%34 = S_MOV_B32 61440
%35 = S_MOV_B32 0
%36 = REG_SEQUENCE killed %35, %subreg.sub0, killed %34, %subreg.sub1
%37 = REG_SEQUENCE %6, 17, killed %36, 18
%38 = V_MOV_B32_e32 0, implicit $exec
%39 = COPY %33
BUFFER_STORE_DWORD_ADDR64 killed %38, killed %39, killed %37, 0, 0, 0, 0, implicit $exec
bb.2.bb2:
SI_END_CF %1, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
S_ENDPGM 0
...
---
name: const_to_sgpr_subreg
alignment: 1
exposesReturnsTwice: false
legalized: false
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: sreg_64 }
- { id: 1, class: sreg_64 }
- { id: 2, class: vgpr_32 }
- { id: 3, class: sgpr_64 }
- { id: 4, class: sreg_32_xm0 }
- { id: 5, class: sgpr_32 }
- { id: 6, class: sreg_64 }
- { id: 7, class: sreg_64_xexec }
- { id: 8, class: sreg_64_xexec }
- { id: 9, class: sreg_32 }
- { id: 10, class: sreg_64 }
- { id: 11, class: sreg_32_xm0 }
- { id: 12, class: sreg_32_xm0 }
- { id: 13, class: sreg_32_xm0 }
- { id: 14, class: sreg_32_xm0 }
- { id: 15, class: sreg_32_xm0 }
- { id: 16, class: sreg_32_xm0 }
- { id: 17, class: sreg_64 }
- { id: 18, class: sreg_32_xm0 }
- { id: 19, class: sreg_32_xm0 }
- { id: 20, class: sreg_64 }
- { id: 21, class: sreg_64 }
- { id: 22, class: vgpr_32 }
- { id: 23, class: sreg_32_xm0 }
- { id: 24, class: sreg_64 }
- { id: 25, class: sreg_32_xm0 }
- { id: 26, class: sreg_32_xm0 }
- { id: 27, class: sgpr_64 }
- { id: 28, class: sgpr_128 }
- { id: 29, class: vgpr_32 }
- { id: 30, class: vreg_64 }
liveins:
- { reg: '$vgpr0', virtual-reg: '%2' }
- { reg: '$sgpr0_sgpr1', virtual-reg: '%3' }
body: |
; GCN-LABEL: name: const_to_sgpr_subreg
; GCN: bb.0.bb:
; GCN-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; GCN-NEXT: liveins: $vgpr0, $sgpr0_sgpr1
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:sgpr_64 = COPY $sgpr0_sgpr1
; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GCN-NEXT: [[S_LOAD_DWORDX2_IMM:%[0-9]+]]:sreg_64_xexec = S_LOAD_DWORDX2_IMM [[COPY]], 9, 0
; GCN-NEXT: [[S_LOAD_DWORDX2_IMM1:%[0-9]+]]:sreg_64_xexec = S_LOAD_DWORDX2_IMM [[COPY]], 11, 0
; GCN-NEXT: [[COPY2:%[0-9]+]]:sreg_64 = COPY [[S_LOAD_DWORDX2_IMM]]
; GCN-NEXT: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
; GCN-NEXT: [[REG_SEQUENCE:%[0-9]+]]:vreg_64 = REG_SEQUENCE [[COPY1]], %subreg.sub0, killed [[V_MOV_B32_e32_]], %subreg.sub1
; GCN-NEXT: [[V_ADD_CO_U32_e32_:%[0-9]+]]:vgpr_32 = V_ADD_CO_U32_e32 [[S_LOAD_DWORDX2_IMM1]].sub0, [[REG_SEQUENCE]].sub0, implicit-def $vcc, implicit $exec
; GCN-NEXT: [[COPY3:%[0-9]+]]:vgpr_32 = COPY [[S_LOAD_DWORDX2_IMM1]].sub1
; GCN-NEXT: [[V_ADDC_U32_e32_:%[0-9]+]]:vgpr_32 = V_ADDC_U32_e32 0, [[COPY3]], implicit-def $vcc, implicit $vcc, implicit $exec
; GCN-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:vreg_64 = REG_SEQUENCE killed [[V_ADD_CO_U32_e32_]], %subreg.sub0, killed [[V_ADDC_U32_e32_]], %subreg.sub1
; GCN-NEXT: [[V_CMP_LT_U32_e64_:%[0-9]+]]:sreg_64 = V_CMP_LT_U32_e64 killed [[REG_SEQUENCE1]].sub0, 12, implicit $exec
; GCN-NEXT: [[SI_IF:%[0-9]+]]:sreg_64 = SI_IF killed [[V_CMP_LT_U32_e64_]], %bb.2, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
; GCN-NEXT: S_BRANCH %bb.1
; GCN-NEXT: {{ $}}
; GCN-NEXT: bb.1.bb1:
; GCN-NEXT: successors: %bb.2(0x80000000)
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[V_LSHL_B64_e64_:%[0-9]+]]:vreg_64 = V_LSHL_B64_e64 [[REG_SEQUENCE]], 2, implicit $exec
; GCN-NEXT: [[S_MOV_B32_:%[0-9]+]]:sreg_32_xm0 = S_MOV_B32 61440
; GCN-NEXT: [[S_MOV_B32_1:%[0-9]+]]:sreg_32_xm0 = S_MOV_B32 0
; GCN-NEXT: [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
; GCN-NEXT: [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY2]], %subreg.sub1_sub2_sub3_sub4_sub5, killed [[REG_SEQUENCE2]], %subreg.sub1_sub2_sub3_sub4_sub5_sub6
; GCN-NEXT: [[V_MOV_B32_e32_1:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
; GCN-NEXT: BUFFER_STORE_DWORD_ADDR64 killed [[V_MOV_B32_e32_1]], [[V_LSHL_B64_e64_]], killed [[REG_SEQUENCE3]], 0, 0, 0, 0, implicit $exec
; GCN-NEXT: {{ $}}
; GCN-NEXT: bb.2.bb2:
; GCN-NEXT: SI_END_CF [[SI_IF]], implicit-def dead $exec, implicit-def dead $scc, implicit $exec
; GCN-NEXT: S_ENDPGM 0
bb.0.bb:
successors: %bb.1.bb1(0x40000000), %bb.2.bb2(0x40000000)
liveins: $vgpr0, $sgpr0_sgpr1
%3 = COPY $sgpr0_sgpr1
%2 = COPY $vgpr0
%7 = S_LOAD_DWORDX2_IMM %3, 9, 0
%8 = S_LOAD_DWORDX2_IMM %3, 11, 0
%6 = COPY %7
%9 = S_MOV_B32 0
%10 = REG_SEQUENCE %2, %subreg.sub0, killed %9, %subreg.sub1
%0 = COPY %10
%11 = COPY %10.sub0
%12 = COPY %10.sub1
%13 = COPY %8.sub0
%14 = COPY %8.sub1
%15 = S_ADD_U32 killed %11, killed %13, implicit-def $scc
%16 = S_ADDC_U32 killed %12, killed %14, implicit-def dead $scc, implicit $scc
%17 = REG_SEQUENCE killed %15, %subreg.sub0, killed %16, %subreg.sub1
%18 = S_MOV_B32 12
%19 = S_MOV_B32 1048576
%20 = REG_SEQUENCE killed %19, %subreg.sub0, killed %18, %subreg.sub1
%22 = COPY killed %20.sub1
%21 = V_CMP_LT_U32_e64 killed %17.sub0, %22, implicit $exec
%1 = SI_IF killed %21, %bb.2.bb2, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
S_BRANCH %bb.1.bb1
bb.1.bb1:
successors: %bb.2.bb2(0x80000000)
%23 = S_MOV_B32 2
%24 = S_LSHL_B64 %0, killed %23, implicit-def dead $scc
%25 = S_MOV_B32 61440
%26 = S_MOV_B32 0
%27 = REG_SEQUENCE killed %26, %subreg.sub0, killed %25, %subreg.sub1
%28 = REG_SEQUENCE %6, 17, killed %27, 18
%29 = V_MOV_B32_e32 0, implicit $exec
%30 = COPY %24
BUFFER_STORE_DWORD_ADDR64 killed %29, killed %30, killed %28, 0, 0, 0, 0, implicit $exec
bb.2.bb2:
SI_END_CF %1, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
S_ENDPGM 0
...
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