test/CodeGen/AMDGPU/GlobalISel/regbankselect-extract-vector-elt.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -march=amdgcn -mcpu=fiji -run-pass=regbankselect %s -verify-machineinstrs -o - -regbankselect-fast | FileCheck -check-prefix=WAVE64 %s
# XUN: llc -march=amdgcn -mcpu=fiji -run-pass=regbankselect %s -verify-machineinstrs -o - -regbankselect-greedy | FileCheck -check-prefix=WAVE64 %s
# RUN: llc -march=amdgcn -mcpu=gfx1010 -run-pass=regbankselect %s -verify-machineinstrs -o - -regbankselect-fast | FileCheck -check-prefix=WAVE32 %s
# XUN: llc -march=amdgcn -mcpu=gfx1010 -run-pass=regbankselect %s -verify-machineinstrs -o - -regbankselect-greedy | FileCheck -check-prefix=WAVE32 %s


---
name: extract_vector_elt_v16s32_ss
legalized: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15, $sgpr16

    ; WAVE64-LABEL: name: extract_vector_elt_v16s32_ss
    ; WAVE64: liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15, $sgpr16
    ; WAVE64: [[COPY:%[0-9]+]]:sgpr(<16 x s32>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
    ; WAVE64: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr16
    ; WAVE64: [[EVEC:%[0-9]+]]:sgpr(s32) = G_EXTRACT_VECTOR_ELT [[COPY]](<16 x s32>), [[COPY1]](s32)
    ; WAVE64: $vgpr0 = COPY [[EVEC]](s32)
    ; WAVE32-LABEL: name: extract_vector_elt_v16s32_ss
    ; WAVE32: liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15, $sgpr16
    ; WAVE32: [[COPY:%[0-9]+]]:sgpr(<16 x s32>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
    ; WAVE32: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr16
    ; WAVE32: [[EVEC:%[0-9]+]]:sgpr(s32) = G_EXTRACT_VECTOR_ELT [[COPY]](<16 x s32>), [[COPY1]](s32)
    ; WAVE32: $vgpr0 = COPY [[EVEC]](s32)
    %0:_(<16 x s32>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
    %1:_(s32) = COPY $sgpr16
    %2:_(s32) = G_EXTRACT_VECTOR_ELT %0, %1
    $vgpr0 = COPY %2
...

---
name: extract_vector_elt_v16s32_sv
legalized: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15, $vgpr0

    ; WAVE64-LABEL: name: extract_vector_elt_v16s32_sv
    ; WAVE64: successors: %bb.1(0x80000000)
    ; WAVE64: liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15, $vgpr0
    ; WAVE64: [[COPY:%[0-9]+]]:sgpr(<16 x s32>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
    ; WAVE64: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
    ; WAVE64: [[DEF:%[0-9]+]]:vgpr(s32) = G_IMPLICIT_DEF
    ; WAVE64: [[DEF1:%[0-9]+]]:sreg_64_xexec = IMPLICIT_DEF
    ; WAVE64: [[S_MOV_B64_term:%[0-9]+]]:sreg_64_xexec = S_MOV_B64_term $exec
    ; WAVE64: .1:
    ; WAVE64: successors: %bb.2(0x40000000), %bb.1(0x40000000)
    ; WAVE64: [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF1]], %bb.0, %8, %bb.1
    ; WAVE64: [[PHI1:%[0-9]+]]:vgpr(s32) = G_PHI [[DEF]](s32), %bb.0, %2(s32), %bb.1
    ; WAVE64: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
    ; WAVE64: [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]](s32), [[COPY1]](s32), implicit $exec
    ; WAVE64: [[EVEC:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[COPY]](<16 x s32>), [[V_READFIRSTLANE_B32_]](s32)
    ; WAVE64: [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
    ; WAVE64: $exec = S_XOR_B64_term $exec, [[S_AND_SAVEEXEC_B64_]], implicit-def $scc
    ; WAVE64: S_CBRANCH_EXECNZ %bb.1, implicit $exec
    ; WAVE64: .2:
    ; WAVE64: successors: %bb.3(0x80000000)
    ; WAVE64: $exec = S_MOV_B64_term [[S_MOV_B64_term]]
    ; WAVE64: .3:
    ; WAVE64: $vgpr0 = COPY [[EVEC]](s32)
    ; WAVE32-LABEL: name: extract_vector_elt_v16s32_sv
    ; WAVE32: successors: %bb.1(0x80000000)
    ; WAVE32: liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15, $vgpr0
    ; WAVE32: [[COPY:%[0-9]+]]:sgpr(<16 x s32>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
    ; WAVE32: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
    ; WAVE32: [[DEF:%[0-9]+]]:vgpr(s32) = G_IMPLICIT_DEF
    ; WAVE32: [[DEF1:%[0-9]+]]:sreg_32_xm0_xexec = IMPLICIT_DEF
    ; WAVE32: [[S_MOV_B32_term:%[0-9]+]]:sreg_32_xm0_xexec = S_MOV_B32_term $exec_lo
    ; WAVE32: .1:
    ; WAVE32: successors: %bb.2(0x40000000), %bb.1(0x40000000)
    ; WAVE32: [[PHI:%[0-9]+]]:sreg_32_xm0_xexec = PHI [[DEF1]], %bb.0, %8, %bb.1
    ; WAVE32: [[PHI1:%[0-9]+]]:vgpr(s32) = G_PHI [[DEF]](s32), %bb.0, %2(s32), %bb.1
    ; WAVE32: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
    ; WAVE32: [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]](s32), [[COPY1]](s32), implicit $exec
    ; WAVE32: [[EVEC:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[COPY]](<16 x s32>), [[V_READFIRSTLANE_B32_]](s32)
    ; WAVE32: [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
    ; WAVE32: $exec_lo = S_XOR_B32_term $exec_lo, [[S_AND_SAVEEXEC_B32_]], implicit-def $scc
    ; WAVE32: S_CBRANCH_EXECNZ %bb.1, implicit $exec
    ; WAVE32: .2:
    ; WAVE32: successors: %bb.3(0x80000000)
    ; WAVE32: $exec_lo = S_MOV_B32_term [[S_MOV_B32_term]]
    ; WAVE32: .3:
    ; WAVE32: $vgpr0 = COPY [[EVEC]](s32)
    %0:_(<16 x s32>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
    %1:_(s32) = COPY $vgpr0
    %2:_(s32) = G_EXTRACT_VECTOR_ELT %0, %1
    $vgpr0 = COPY %2
...

---
name: extract_vector_elt_v16s32_vs
legalized: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $sgpr0

    ; WAVE64-LABEL: name: extract_vector_elt_v16s32_vs
    ; WAVE64: liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $sgpr0
    ; WAVE64: [[COPY:%[0-9]+]]:vgpr(<16 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    ; WAVE64: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
    ; WAVE64: [[EVEC:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[COPY]](<16 x s32>), [[COPY1]](s32)
    ; WAVE64: $vgpr0 = COPY [[EVEC]](s32)
    ; WAVE32-LABEL: name: extract_vector_elt_v16s32_vs
    ; WAVE32: liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $sgpr0
    ; WAVE32: [[COPY:%[0-9]+]]:vgpr(<16 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    ; WAVE32: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
    ; WAVE32: [[EVEC:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[COPY]](<16 x s32>), [[COPY1]](s32)
    ; WAVE32: $vgpr0 = COPY [[EVEC]](s32)
    %0:_(<16 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    %1:_(s32) = COPY $sgpr0
    %2:_(s32) = G_EXTRACT_VECTOR_ELT %0, %1
    $vgpr0 = COPY %2
...

---
name: extract_vector_elt_v16s32_vv
legalized: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16

    ; WAVE64-LABEL: name: extract_vector_elt_v16s32_vv
    ; WAVE64: successors: %bb.1(0x80000000)
    ; WAVE64: liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16
    ; WAVE64: [[COPY:%[0-9]+]]:vgpr(<16 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    ; WAVE64: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr16
    ; WAVE64: [[DEF:%[0-9]+]]:vgpr(s32) = G_IMPLICIT_DEF
    ; WAVE64: [[DEF1:%[0-9]+]]:sreg_64_xexec = IMPLICIT_DEF
    ; WAVE64: [[S_MOV_B64_term:%[0-9]+]]:sreg_64_xexec = S_MOV_B64_term $exec
    ; WAVE64: .1:
    ; WAVE64: successors: %bb.2(0x40000000), %bb.1(0x40000000)
    ; WAVE64: [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF1]], %bb.0, %8, %bb.1
    ; WAVE64: [[PHI1:%[0-9]+]]:vgpr(s32) = G_PHI [[DEF]](s32), %bb.0, %2(s32), %bb.1
    ; WAVE64: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
    ; WAVE64: [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]](s32), [[COPY1]](s32), implicit $exec
    ; WAVE64: [[EVEC:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[COPY]](<16 x s32>), [[V_READFIRSTLANE_B32_]](s32)
    ; WAVE64: [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
    ; WAVE64: $exec = S_XOR_B64_term $exec, [[S_AND_SAVEEXEC_B64_]], implicit-def $scc
    ; WAVE64: S_CBRANCH_EXECNZ %bb.1, implicit $exec
    ; WAVE64: .2:
    ; WAVE64: successors: %bb.3(0x80000000)
    ; WAVE64: $exec = S_MOV_B64_term [[S_MOV_B64_term]]
    ; WAVE64: .3:
    ; WAVE64: $vgpr0 = COPY [[EVEC]](s32)
    ; WAVE32-LABEL: name: extract_vector_elt_v16s32_vv
    ; WAVE32: successors: %bb.1(0x80000000)
    ; WAVE32: liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16
    ; WAVE32: [[COPY:%[0-9]+]]:vgpr(<16 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    ; WAVE32: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr16
    ; WAVE32: [[DEF:%[0-9]+]]:vgpr(s32) = G_IMPLICIT_DEF
    ; WAVE32: [[DEF1:%[0-9]+]]:sreg_32_xm0_xexec = IMPLICIT_DEF
    ; WAVE32: [[S_MOV_B32_term:%[0-9]+]]:sreg_32_xm0_xexec = S_MOV_B32_term $exec_lo
    ; WAVE32: .1:
    ; WAVE32: successors: %bb.2(0x40000000), %bb.1(0x40000000)
    ; WAVE32: [[PHI:%[0-9]+]]:sreg_32_xm0_xexec = PHI [[DEF1]], %bb.0, %8, %bb.1
    ; WAVE32: [[PHI1:%[0-9]+]]:vgpr(s32) = G_PHI [[DEF]](s32), %bb.0, %2(s32), %bb.1
    ; WAVE32: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
    ; WAVE32: [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]](s32), [[COPY1]](s32), implicit $exec
    ; WAVE32: [[EVEC:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[COPY]](<16 x s32>), [[V_READFIRSTLANE_B32_]](s32)
    ; WAVE32: [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
    ; WAVE32: $exec_lo = S_XOR_B32_term $exec_lo, [[S_AND_SAVEEXEC_B32_]], implicit-def $scc
    ; WAVE32: S_CBRANCH_EXECNZ %bb.1, implicit $exec
    ; WAVE32: .2:
    ; WAVE32: successors: %bb.3(0x80000000)
    ; WAVE32: $exec_lo = S_MOV_B32_term [[S_MOV_B32_term]]
    ; WAVE32: .3:
    ; WAVE32: $vgpr0 = COPY [[EVEC]](s32)
    %0:_(<16 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    %1:_(s32) = COPY $vgpr16
    %2:_(s32) = G_EXTRACT_VECTOR_ELT %0, %1
    $vgpr0 = COPY %2
...

---
name: extract_vector_elt_v8s64_ss
legalized: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15, $sgpr16

    ; WAVE64-LABEL: name: extract_vector_elt_v8s64_ss
    ; WAVE64: liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15, $sgpr16
    ; WAVE64: [[COPY:%[0-9]+]]:sgpr(<8 x s64>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
    ; WAVE64: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr16
    ; WAVE64: [[EVEC:%[0-9]+]]:sgpr(s64) = G_EXTRACT_VECTOR_ELT [[COPY]](<8 x s64>), [[COPY1]](s32)
    ; WAVE64: $sgpr0_sgpr1 = COPY [[EVEC]](s64)
    ; WAVE32-LABEL: name: extract_vector_elt_v8s64_ss
    ; WAVE32: liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15, $sgpr16
    ; WAVE32: [[COPY:%[0-9]+]]:sgpr(<8 x s64>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
    ; WAVE32: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr16
    ; WAVE32: [[EVEC:%[0-9]+]]:sgpr(s64) = G_EXTRACT_VECTOR_ELT [[COPY]](<8 x s64>), [[COPY1]](s32)
    ; WAVE32: $sgpr0_sgpr1 = COPY [[EVEC]](s64)
    %0:_(<8 x s64>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
    %1:_(s32) = COPY $sgpr16
    %2:_(s64) = G_EXTRACT_VECTOR_ELT %0, %1
    $sgpr0_sgpr1 = COPY %2
...

---
name: extract_vector_elt_v8s64_vs
legalized: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $sgpr0

    ; WAVE64-LABEL: name: extract_vector_elt_v8s64_vs
    ; WAVE64: liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $sgpr0
    ; WAVE64: [[COPY:%[0-9]+]]:vgpr(<8 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    ; WAVE64: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
    ; WAVE64: [[BITCAST:%[0-9]+]]:vgpr(<16 x s32>) = G_BITCAST [[COPY]](<8 x s64>)
    ; WAVE64: [[C:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 1
    ; WAVE64: [[SHL:%[0-9]+]]:sgpr(s32) = G_SHL [[COPY1]], [[C]](s32)
    ; WAVE64: [[ADD:%[0-9]+]]:sgpr(s32) = G_ADD [[SHL]], [[C]]
    ; WAVE64: [[EVEC:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[BITCAST]](<16 x s32>), [[SHL]](s32)
    ; WAVE64: [[EVEC1:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[BITCAST]](<16 x s32>), [[ADD]](s32)
    ; WAVE64: [[MV:%[0-9]+]]:vgpr(s64) = G_MERGE_VALUES [[EVEC]](s32), [[EVEC1]](s32)
    ; WAVE64: $vgpr0_vgpr1 = COPY [[MV]](s64)
    ; WAVE32-LABEL: name: extract_vector_elt_v8s64_vs
    ; WAVE32: liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $sgpr0
    ; WAVE32: [[COPY:%[0-9]+]]:vgpr(<8 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    ; WAVE32: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
    ; WAVE32: [[BITCAST:%[0-9]+]]:vgpr(<16 x s32>) = G_BITCAST [[COPY]](<8 x s64>)
    ; WAVE32: [[C:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 1
    ; WAVE32: [[SHL:%[0-9]+]]:sgpr(s32) = G_SHL [[COPY1]], [[C]](s32)
    ; WAVE32: [[ADD:%[0-9]+]]:sgpr(s32) = G_ADD [[SHL]], [[C]]
    ; WAVE32: [[EVEC:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[BITCAST]](<16 x s32>), [[SHL]](s32)
    ; WAVE32: [[EVEC1:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[BITCAST]](<16 x s32>), [[ADD]](s32)
    ; WAVE32: [[MV:%[0-9]+]]:vgpr(s64) = G_MERGE_VALUES [[EVEC]](s32), [[EVEC1]](s32)
    ; WAVE32: $vgpr0_vgpr1 = COPY [[MV]](s64)
    %0:_(<8 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    %1:_(s32) = COPY $sgpr0
    %2:_(s64) = G_EXTRACT_VECTOR_ELT %0, %1
    $vgpr0_vgpr1 = COPY %2
...

---
name: extract_vector_elt_v8s64_sv
legalized: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15, $vgpr0

    ; WAVE64-LABEL: name: extract_vector_elt_v8s64_sv
    ; WAVE64: successors: %bb.1(0x80000000)
    ; WAVE64: liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15, $vgpr0
    ; WAVE64: [[COPY:%[0-9]+]]:sgpr(<8 x s64>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
    ; WAVE64: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
    ; WAVE64: [[BITCAST:%[0-9]+]]:sgpr(<16 x s32>) = G_BITCAST [[COPY]](<8 x s64>)
    ; WAVE64: [[C:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 1
    ; WAVE64: [[DEF:%[0-9]+]]:sgpr(s32) = G_IMPLICIT_DEF
    ; WAVE64: [[DEF1:%[0-9]+]]:sgpr(s32) = G_IMPLICIT_DEF
    ; WAVE64: [[DEF2:%[0-9]+]]:vgpr(s32) = G_IMPLICIT_DEF
    ; WAVE64: [[DEF3:%[0-9]+]]:vgpr(s32) = G_IMPLICIT_DEF
    ; WAVE64: [[DEF4:%[0-9]+]]:sreg_64_xexec = IMPLICIT_DEF
    ; WAVE64: [[S_MOV_B64_term:%[0-9]+]]:sreg_64_xexec = S_MOV_B64_term $exec
    ; WAVE64: .1:
    ; WAVE64: successors: %bb.2(0x40000000), %bb.1(0x40000000)
    ; WAVE64: [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF4]], %bb.0, %20, %bb.1
    ; WAVE64: [[PHI1:%[0-9]+]]:sgpr(s32) = G_PHI [[DEF]](s32), %bb.0, %7(s32), %bb.1
    ; WAVE64: [[PHI2:%[0-9]+]]:sgpr(s32) = G_PHI [[DEF1]](s32), %bb.0, %8(s32), %bb.1
    ; WAVE64: [[PHI3:%[0-9]+]]:vgpr(s32) = G_PHI [[DEF2]](s32), %bb.0, %3(s32), %bb.1
    ; WAVE64: [[PHI4:%[0-9]+]]:vgpr(s32) = G_PHI [[DEF3]](s32), %bb.0, %4(s32), %bb.1
    ; WAVE64: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
    ; WAVE64: [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]](s32), [[COPY1]](s32), implicit $exec
    ; WAVE64: [[SHL:%[0-9]+]]:sgpr(s32) = G_SHL [[V_READFIRSTLANE_B32_]], [[C]](s32)
    ; WAVE64: [[ADD:%[0-9]+]]:sgpr(s32) = G_ADD [[SHL]], [[C]]
    ; WAVE64: [[EVEC:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[BITCAST]](<16 x s32>), [[SHL]](s32)
    ; WAVE64: [[EVEC1:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[BITCAST]](<16 x s32>), [[ADD]](s32)
    ; WAVE64: [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
    ; WAVE64: $exec = S_XOR_B64_term $exec, [[S_AND_SAVEEXEC_B64_]], implicit-def $scc
    ; WAVE64: S_CBRANCH_EXECNZ %bb.1, implicit $exec
    ; WAVE64: .2:
    ; WAVE64: successors: %bb.3(0x80000000)
    ; WAVE64: $exec = S_MOV_B64_term [[S_MOV_B64_term]]
    ; WAVE64: .3:
    ; WAVE64: [[MV:%[0-9]+]]:vgpr(s64) = G_MERGE_VALUES [[EVEC]](s32), [[EVEC1]](s32)
    ; WAVE64: $vgpr0_vgpr1 = COPY [[MV]](s64)
    ; WAVE32-LABEL: name: extract_vector_elt_v8s64_sv
    ; WAVE32: successors: %bb.1(0x80000000)
    ; WAVE32: liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15, $vgpr0
    ; WAVE32: [[COPY:%[0-9]+]]:sgpr(<8 x s64>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
    ; WAVE32: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
    ; WAVE32: [[BITCAST:%[0-9]+]]:sgpr(<16 x s32>) = G_BITCAST [[COPY]](<8 x s64>)
    ; WAVE32: [[C:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 1
    ; WAVE32: [[DEF:%[0-9]+]]:sgpr(s32) = G_IMPLICIT_DEF
    ; WAVE32: [[DEF1:%[0-9]+]]:sgpr(s32) = G_IMPLICIT_DEF
    ; WAVE32: [[DEF2:%[0-9]+]]:vgpr(s32) = G_IMPLICIT_DEF
    ; WAVE32: [[DEF3:%[0-9]+]]:vgpr(s32) = G_IMPLICIT_DEF
    ; WAVE32: [[DEF4:%[0-9]+]]:sreg_32_xm0_xexec = IMPLICIT_DEF
    ; WAVE32: [[S_MOV_B32_term:%[0-9]+]]:sreg_32_xm0_xexec = S_MOV_B32_term $exec_lo
    ; WAVE32: .1:
    ; WAVE32: successors: %bb.2(0x40000000), %bb.1(0x40000000)
    ; WAVE32: [[PHI:%[0-9]+]]:sreg_32_xm0_xexec = PHI [[DEF4]], %bb.0, %20, %bb.1
    ; WAVE32: [[PHI1:%[0-9]+]]:sgpr(s32) = G_PHI [[DEF]](s32), %bb.0, %7(s32), %bb.1
    ; WAVE32: [[PHI2:%[0-9]+]]:sgpr(s32) = G_PHI [[DEF1]](s32), %bb.0, %8(s32), %bb.1
    ; WAVE32: [[PHI3:%[0-9]+]]:vgpr(s32) = G_PHI [[DEF2]](s32), %bb.0, %3(s32), %bb.1
    ; WAVE32: [[PHI4:%[0-9]+]]:vgpr(s32) = G_PHI [[DEF3]](s32), %bb.0, %4(s32), %bb.1
    ; WAVE32: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
    ; WAVE32: [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]](s32), [[COPY1]](s32), implicit $exec
    ; WAVE32: [[SHL:%[0-9]+]]:sgpr(s32) = G_SHL [[V_READFIRSTLANE_B32_]], [[C]](s32)
    ; WAVE32: [[ADD:%[0-9]+]]:sgpr(s32) = G_ADD [[SHL]], [[C]]
    ; WAVE32: [[EVEC:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[BITCAST]](<16 x s32>), [[SHL]](s32)
    ; WAVE32: [[EVEC1:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[BITCAST]](<16 x s32>), [[ADD]](s32)
    ; WAVE32: [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
    ; WAVE32: $exec_lo = S_XOR_B32_term $exec_lo, [[S_AND_SAVEEXEC_B32_]], implicit-def $scc
    ; WAVE32: S_CBRANCH_EXECNZ %bb.1, implicit $exec
    ; WAVE32: .2:
    ; WAVE32: successors: %bb.3(0x80000000)
    ; WAVE32: $exec_lo = S_MOV_B32_term [[S_MOV_B32_term]]
    ; WAVE32: .3:
    ; WAVE32: [[MV:%[0-9]+]]:vgpr(s64) = G_MERGE_VALUES [[EVEC]](s32), [[EVEC1]](s32)
    ; WAVE32: $vgpr0_vgpr1 = COPY [[MV]](s64)
    %0:_(<8 x s64>) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
    %1:_(s32) = COPY $vgpr0
    %2:_(s64) = G_EXTRACT_VECTOR_ELT %0, %1
    $vgpr0_vgpr1 = COPY %2
...

---
name: extract_vector_elt_v8s64_vv
legalized: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16

    ; WAVE64-LABEL: name: extract_vector_elt_v8s64_vv
    ; WAVE64: successors: %bb.1(0x80000000)
    ; WAVE64: liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16
    ; WAVE64: [[COPY:%[0-9]+]]:vgpr(<8 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    ; WAVE64: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr16
    ; WAVE64: [[BITCAST:%[0-9]+]]:vgpr(<16 x s32>) = G_BITCAST [[COPY]](<8 x s64>)
    ; WAVE64: [[C:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 1
    ; WAVE64: [[DEF:%[0-9]+]]:sgpr(s32) = G_IMPLICIT_DEF
    ; WAVE64: [[DEF1:%[0-9]+]]:sgpr(s32) = G_IMPLICIT_DEF
    ; WAVE64: [[DEF2:%[0-9]+]]:vgpr(s32) = G_IMPLICIT_DEF
    ; WAVE64: [[DEF3:%[0-9]+]]:vgpr(s32) = G_IMPLICIT_DEF
    ; WAVE64: [[DEF4:%[0-9]+]]:sreg_64_xexec = IMPLICIT_DEF
    ; WAVE64: [[S_MOV_B64_term:%[0-9]+]]:sreg_64_xexec = S_MOV_B64_term $exec
    ; WAVE64: .1:
    ; WAVE64: successors: %bb.2(0x40000000), %bb.1(0x40000000)
    ; WAVE64: [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF4]], %bb.0, %20, %bb.1
    ; WAVE64: [[PHI1:%[0-9]+]]:sgpr(s32) = G_PHI [[DEF]](s32), %bb.0, %7(s32), %bb.1
    ; WAVE64: [[PHI2:%[0-9]+]]:sgpr(s32) = G_PHI [[DEF1]](s32), %bb.0, %8(s32), %bb.1
    ; WAVE64: [[PHI3:%[0-9]+]]:vgpr(s32) = G_PHI [[DEF2]](s32), %bb.0, %3(s32), %bb.1
    ; WAVE64: [[PHI4:%[0-9]+]]:vgpr(s32) = G_PHI [[DEF3]](s32), %bb.0, %4(s32), %bb.1
    ; WAVE64: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
    ; WAVE64: [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]](s32), [[COPY1]](s32), implicit $exec
    ; WAVE64: [[SHL:%[0-9]+]]:sgpr(s32) = G_SHL [[V_READFIRSTLANE_B32_]], [[C]](s32)
    ; WAVE64: [[ADD:%[0-9]+]]:sgpr(s32) = G_ADD [[SHL]], [[C]]
    ; WAVE64: [[EVEC:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[BITCAST]](<16 x s32>), [[SHL]](s32)
    ; WAVE64: [[EVEC1:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[BITCAST]](<16 x s32>), [[ADD]](s32)
    ; WAVE64: [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
    ; WAVE64: $exec = S_XOR_B64_term $exec, [[S_AND_SAVEEXEC_B64_]], implicit-def $scc
    ; WAVE64: S_CBRANCH_EXECNZ %bb.1, implicit $exec
    ; WAVE64: .2:
    ; WAVE64: successors: %bb.3(0x80000000)
    ; WAVE64: $exec = S_MOV_B64_term [[S_MOV_B64_term]]
    ; WAVE64: .3:
    ; WAVE64: [[MV:%[0-9]+]]:vgpr(s64) = G_MERGE_VALUES [[EVEC]](s32), [[EVEC1]](s32)
    ; WAVE64: $vgpr0_vgpr1 = COPY [[MV]](s64)
    ; WAVE32-LABEL: name: extract_vector_elt_v8s64_vv
    ; WAVE32: successors: %bb.1(0x80000000)
    ; WAVE32: liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, $vgpr16
    ; WAVE32: [[COPY:%[0-9]+]]:vgpr(<8 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    ; WAVE32: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr16
    ; WAVE32: [[BITCAST:%[0-9]+]]:vgpr(<16 x s32>) = G_BITCAST [[COPY]](<8 x s64>)
    ; WAVE32: [[C:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 1
    ; WAVE32: [[DEF:%[0-9]+]]:sgpr(s32) = G_IMPLICIT_DEF
    ; WAVE32: [[DEF1:%[0-9]+]]:sgpr(s32) = G_IMPLICIT_DEF
    ; WAVE32: [[DEF2:%[0-9]+]]:vgpr(s32) = G_IMPLICIT_DEF
    ; WAVE32: [[DEF3:%[0-9]+]]:vgpr(s32) = G_IMPLICIT_DEF
    ; WAVE32: [[DEF4:%[0-9]+]]:sreg_32_xm0_xexec = IMPLICIT_DEF
    ; WAVE32: [[S_MOV_B32_term:%[0-9]+]]:sreg_32_xm0_xexec = S_MOV_B32_term $exec_lo
    ; WAVE32: .1:
    ; WAVE32: successors: %bb.2(0x40000000), %bb.1(0x40000000)
    ; WAVE32: [[PHI:%[0-9]+]]:sreg_32_xm0_xexec = PHI [[DEF4]], %bb.0, %20, %bb.1
    ; WAVE32: [[PHI1:%[0-9]+]]:sgpr(s32) = G_PHI [[DEF]](s32), %bb.0, %7(s32), %bb.1
    ; WAVE32: [[PHI2:%[0-9]+]]:sgpr(s32) = G_PHI [[DEF1]](s32), %bb.0, %8(s32), %bb.1
    ; WAVE32: [[PHI3:%[0-9]+]]:vgpr(s32) = G_PHI [[DEF2]](s32), %bb.0, %3(s32), %bb.1
    ; WAVE32: [[PHI4:%[0-9]+]]:vgpr(s32) = G_PHI [[DEF3]](s32), %bb.0, %4(s32), %bb.1
    ; WAVE32: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
    ; WAVE32: [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]](s32), [[COPY1]](s32), implicit $exec
    ; WAVE32: [[SHL:%[0-9]+]]:sgpr(s32) = G_SHL [[V_READFIRSTLANE_B32_]], [[C]](s32)
    ; WAVE32: [[ADD:%[0-9]+]]:sgpr(s32) = G_ADD [[SHL]], [[C]]
    ; WAVE32: [[EVEC:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[BITCAST]](<16 x s32>), [[SHL]](s32)
    ; WAVE32: [[EVEC1:%[0-9]+]]:vgpr(s32) = G_EXTRACT_VECTOR_ELT [[BITCAST]](<16 x s32>), [[ADD]](s32)
    ; WAVE32: [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
    ; WAVE32: $exec_lo = S_XOR_B32_term $exec_lo, [[S_AND_SAVEEXEC_B32_]], implicit-def $scc
    ; WAVE32: S_CBRANCH_EXECNZ %bb.1, implicit $exec
    ; WAVE32: .2:
    ; WAVE32: successors: %bb.3(0x80000000)
    ; WAVE32: $exec_lo = S_MOV_B32_term [[S_MOV_B32_term]]
    ; WAVE32: .3:
    ; WAVE32: [[MV:%[0-9]+]]:vgpr(s64) = G_MERGE_VALUES [[EVEC]](s32), [[EVEC1]](s32)
    ; WAVE32: $vgpr0_vgpr1 = COPY [[MV]](s64)
    %0:_(<8 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
    %1:_(s32) = COPY $vgpr16
    %2:_(s64) = G_EXTRACT_VECTOR_ELT %0, %1
    $vgpr0_vgpr1 = COPY %2
...