# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=tahiti -run-pass=instruction-select -verify-machineinstrs -global-isel-abort=0 -o - %s  | FileCheck -check-prefix=WAVE64 %s
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=fiji -run-pass=instruction-select -verify-machineinstrs -global-isel-abort=0 -o - %s  | FileCheck -check-prefix=WAVE64 %s
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1010 -mattr="+wavefrontsize32" -run-pass=instruction-select -global-isel-abort=0 -verify-machineinstrs -o - %s  | FileCheck -check-prefix=WAVE32 %s

---

name:            xor_s1_vcc_vcc_vcc
legalized:       true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $vgpr0, $vgpr1
    ; WAVE64-LABEL: name: xor_s1_vcc_vcc_vcc
    ; WAVE64: liveins: $vgpr0, $vgpr1
    ; WAVE64: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; WAVE64: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
    ; WAVE64: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    ; WAVE64: [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64 = V_CMP_EQ_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], implicit $exec
    ; WAVE64: [[V_CMP_EQ_U32_e64_1:%[0-9]+]]:sreg_64 = V_CMP_EQ_U32_e64 [[COPY1]], [[V_MOV_B32_e32_]], implicit $exec
    ; WAVE64: [[S_XOR_B64_:%[0-9]+]]:sreg_64 = S_XOR_B64 [[V_CMP_EQ_U32_e64_]], [[V_CMP_EQ_U32_e64_1]], implicit-def dead $scc
    ; WAVE64: S_ENDPGM 0, implicit [[S_XOR_B64_]]
    ; WAVE32-LABEL: name: xor_s1_vcc_vcc_vcc
    ; WAVE32: liveins: $vgpr0, $vgpr1
    ; WAVE32: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; WAVE32: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
    ; WAVE32: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
    ; WAVE32: [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32 = V_CMP_EQ_U32_e64 [[COPY]], [[V_MOV_B32_e32_]], implicit $exec
    ; WAVE32: [[V_CMP_EQ_U32_e64_1:%[0-9]+]]:sreg_32 = V_CMP_EQ_U32_e64 [[COPY1]], [[V_MOV_B32_e32_]], implicit $exec
    ; WAVE32: [[S_XOR_B32_:%[0-9]+]]:sreg_32 = S_XOR_B32 [[V_CMP_EQ_U32_e64_]], [[V_CMP_EQ_U32_e64_1]], implicit-def dead $scc
    ; WAVE32: S_ENDPGM 0, implicit [[S_XOR_B32_]]
    %0:vgpr(s32) = COPY $vgpr0
    %1:vgpr(s32) = COPY $vgpr1
    %2:vgpr(s32) = G_CONSTANT i32 0
    %3:vcc(s1) = G_ICMP intpred(eq), %0, %2
    %4:vcc(s1) = G_ICMP intpred(eq), %1, %2
    %5:vcc(s1) = G_XOR %3, %4
    S_ENDPGM 0, implicit %5
...

# Should fail to select

---

name:            xor_s1_sgpr_sgpr_sgpr
legalized:       true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $sgpr0, $sgpr1
    ; WAVE64-LABEL: name: xor_s1_sgpr_sgpr_sgpr
    ; WAVE64: liveins: $sgpr0, $sgpr1
    ; WAVE64: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
    ; WAVE64: [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr1
    ; WAVE64: [[S_XOR_B32_:%[0-9]+]]:sreg_32 = S_XOR_B32 [[COPY]], [[COPY1]], implicit-def dead $scc
    ; WAVE64: S_ENDPGM 0, implicit [[S_XOR_B32_]]
    ; WAVE32-LABEL: name: xor_s1_sgpr_sgpr_sgpr
    ; WAVE32: liveins: $sgpr0, $sgpr1
    ; WAVE32: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
    ; WAVE32: [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr1
    ; WAVE32: [[S_XOR_B32_:%[0-9]+]]:sreg_32 = S_XOR_B32 [[COPY]], [[COPY1]], implicit-def dead $scc
    ; WAVE32: S_ENDPGM 0, implicit [[S_XOR_B32_]]
    %0:sgpr(s32) = COPY $sgpr0
    %1:sgpr(s32) = COPY $sgpr1
    %2:sgpr(s1) = G_TRUNC %0
    %3:sgpr(s1) = G_TRUNC %1
    %4:sgpr(s1) = G_XOR %2, %3
    S_ENDPGM 0, implicit %4
...

---

name:            xor_s16_sgpr_sgpr_sgpr
legalized:       true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $sgpr0, $sgpr1
    ; WAVE64-LABEL: name: xor_s16_sgpr_sgpr_sgpr
    ; WAVE64: liveins: $sgpr0, $sgpr1
    ; WAVE64: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
    ; WAVE64: [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr1
    ; WAVE64: [[S_XOR_B32_:%[0-9]+]]:sreg_32 = S_XOR_B32 [[COPY]], [[COPY1]], implicit-def dead $scc
    ; WAVE64: S_ENDPGM 0, implicit [[S_XOR_B32_]]
    ; WAVE32-LABEL: name: xor_s16_sgpr_sgpr_sgpr
    ; WAVE32: liveins: $sgpr0, $sgpr1
    ; WAVE32: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
    ; WAVE32: [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr1
    ; WAVE32: [[S_XOR_B32_:%[0-9]+]]:sreg_32 = S_XOR_B32 [[COPY]], [[COPY1]], implicit-def dead $scc
    ; WAVE32: S_ENDPGM 0, implicit [[S_XOR_B32_]]
    %0:sgpr(s32) = COPY $sgpr0
    %1:sgpr(s32) = COPY $sgpr1
    %2:sgpr(s16) = G_TRUNC %0
    %3:sgpr(s16) = G_TRUNC %1
    %4:sgpr(s16) = G_XOR %2, %3
    S_ENDPGM 0, implicit %4
...

---

name:            xor_s16_vgpr_vgpr_vgpr
legalized:       true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $vgpr0, $vgpr1
    ; WAVE64-LABEL: name: xor_s16_vgpr_vgpr_vgpr
    ; WAVE64: liveins: $vgpr0, $vgpr1
    ; WAVE64: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; WAVE64: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
    ; WAVE64: [[V_XOR_B32_e64_:%[0-9]+]]:vgpr_32 = V_XOR_B32_e64 [[COPY]], [[COPY1]], implicit $exec
    ; WAVE64: S_ENDPGM 0, implicit [[V_XOR_B32_e64_]]
    ; WAVE32-LABEL: name: xor_s16_vgpr_vgpr_vgpr
    ; WAVE32: liveins: $vgpr0, $vgpr1
    ; WAVE32: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; WAVE32: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
    ; WAVE32: [[V_XOR_B32_e64_:%[0-9]+]]:vgpr_32 = V_XOR_B32_e64 [[COPY]], [[COPY1]], implicit $exec
    ; WAVE32: S_ENDPGM 0, implicit [[V_XOR_B32_e64_]]
    %0:vgpr(s32) = COPY $vgpr0
    %1:vgpr(s32) = COPY $vgpr1
    %2:vgpr(s16) = G_TRUNC %0
    %3:vgpr(s16) = G_TRUNC %1
    %4:vgpr(s16) = G_XOR %2, %3
    S_ENDPGM 0, implicit %4
...

---

name:            xor_s32_sgpr_sgpr_sgpr
legalized:       true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $sgpr0, $sgpr1
    ; WAVE64-LABEL: name: xor_s32_sgpr_sgpr_sgpr
    ; WAVE64: liveins: $sgpr0, $sgpr1
    ; WAVE64: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
    ; WAVE64: [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr1
    ; WAVE64: [[S_XOR_B32_:%[0-9]+]]:sreg_32 = S_XOR_B32 [[COPY]], [[COPY1]], implicit-def $scc
    ; WAVE64: S_ENDPGM 0, implicit [[S_XOR_B32_]]
    ; WAVE32-LABEL: name: xor_s32_sgpr_sgpr_sgpr
    ; WAVE32: liveins: $sgpr0, $sgpr1
    ; WAVE32: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
    ; WAVE32: [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr1
    ; WAVE32: [[S_XOR_B32_:%[0-9]+]]:sreg_32 = S_XOR_B32 [[COPY]], [[COPY1]], implicit-def $scc
    ; WAVE32: S_ENDPGM 0, implicit [[S_XOR_B32_]]
    %0:sgpr(s32) = COPY $sgpr0
    %1:sgpr(s32) = COPY $sgpr1
    %2:sgpr(s32) = G_XOR %0, %1
    S_ENDPGM 0, implicit %2
...

---

name:            xor_s64_sgpr_sgpr_sgpr
legalized:       true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $sgpr0_sgpr1, $sgpr2_sgpr3
    ; WAVE64-LABEL: name: xor_s64_sgpr_sgpr_sgpr
    ; WAVE64: liveins: $sgpr0_sgpr1, $sgpr2_sgpr3
    ; WAVE64: [[COPY:%[0-9]+]]:sreg_64 = COPY $sgpr0_sgpr1
    ; WAVE64: [[COPY1:%[0-9]+]]:sreg_64 = COPY $sgpr2_sgpr3
    ; WAVE64: [[S_XOR_B64_:%[0-9]+]]:sreg_64 = S_XOR_B64 [[COPY]], [[COPY1]], implicit-def $scc
    ; WAVE64: S_ENDPGM 0, implicit [[S_XOR_B64_]]
    ; WAVE32-LABEL: name: xor_s64_sgpr_sgpr_sgpr
    ; WAVE32: liveins: $sgpr0_sgpr1, $sgpr2_sgpr3
    ; WAVE32: [[COPY:%[0-9]+]]:sreg_64 = COPY $sgpr0_sgpr1
    ; WAVE32: [[COPY1:%[0-9]+]]:sreg_64 = COPY $sgpr2_sgpr3
    ; WAVE32: [[S_XOR_B64_:%[0-9]+]]:sreg_64 = S_XOR_B64 [[COPY]], [[COPY1]], implicit-def $scc
    ; WAVE32: S_ENDPGM 0, implicit [[S_XOR_B64_]]
    %0:sgpr(s64) = COPY $sgpr0_sgpr1
    %1:sgpr(s64) = COPY $sgpr2_sgpr3
    %2:sgpr(s64) = G_XOR %0, %1
    S_ENDPGM 0, implicit %2
...

---

name:            xor_v2s16_sgpr_sgpr_sgpr
legalized:       true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $sgpr0, $sgpr1
    ; WAVE64-LABEL: name: xor_v2s16_sgpr_sgpr_sgpr
    ; WAVE64: liveins: $sgpr0, $sgpr1
    ; WAVE64: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
    ; WAVE64: [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr1
    ; WAVE64: [[S_XOR_B32_:%[0-9]+]]:sreg_32 = S_XOR_B32 [[COPY]], [[COPY1]], implicit-def dead $scc
    ; WAVE64: S_ENDPGM 0, implicit [[S_XOR_B32_]]
    ; WAVE32-LABEL: name: xor_v2s16_sgpr_sgpr_sgpr
    ; WAVE32: liveins: $sgpr0, $sgpr1
    ; WAVE32: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
    ; WAVE32: [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr1
    ; WAVE32: [[S_XOR_B32_:%[0-9]+]]:sreg_32 = S_XOR_B32 [[COPY]], [[COPY1]], implicit-def dead $scc
    ; WAVE32: S_ENDPGM 0, implicit [[S_XOR_B32_]]
    %0:sgpr(<2 x s16>) = COPY $sgpr0
    %1:sgpr(<2 x s16>) = COPY $sgpr1
    %2:sgpr(<2 x s16>) = G_XOR %0, %1
    S_ENDPGM 0, implicit %2
...

---

name:            xor_v2s32_sgpr_sgpr_sgpr
legalized:       true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $sgpr0_sgpr1, $sgpr2_sgpr3
    ; WAVE64-LABEL: name: xor_v2s32_sgpr_sgpr_sgpr
    ; WAVE64: liveins: $sgpr0_sgpr1, $sgpr2_sgpr3
    ; WAVE64: [[COPY:%[0-9]+]]:sreg_64 = COPY $sgpr0_sgpr1
    ; WAVE64: [[COPY1:%[0-9]+]]:sreg_64 = COPY $sgpr2_sgpr3
    ; WAVE64: [[S_XOR_B64_:%[0-9]+]]:sreg_64 = S_XOR_B64 [[COPY]], [[COPY1]], implicit-def dead $scc
    ; WAVE64: S_ENDPGM 0, implicit [[S_XOR_B64_]]
    ; WAVE32-LABEL: name: xor_v2s32_sgpr_sgpr_sgpr
    ; WAVE32: liveins: $sgpr0_sgpr1, $sgpr2_sgpr3
    ; WAVE32: [[COPY:%[0-9]+]]:sreg_64 = COPY $sgpr0_sgpr1
    ; WAVE32: [[COPY1:%[0-9]+]]:sreg_64 = COPY $sgpr2_sgpr3
    ; WAVE32: [[S_XOR_B64_:%[0-9]+]]:sreg_64 = S_XOR_B64 [[COPY]], [[COPY1]], implicit-def dead $scc
    ; WAVE32: S_ENDPGM 0, implicit [[S_XOR_B64_]]
    %0:sgpr(<2 x s32>) = COPY $sgpr0_sgpr1
    %1:sgpr(<2 x s32>) = COPY $sgpr2_sgpr3
    %2:sgpr(<2 x s32>) = G_XOR %0, %1
    S_ENDPGM 0, implicit %2
...

---

name:            xor_v4s16_sgpr_sgpr_sgpr
legalized:       true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $sgpr0_sgpr1, $sgpr2_sgpr3
    ; WAVE64-LABEL: name: xor_v4s16_sgpr_sgpr_sgpr
    ; WAVE64: liveins: $sgpr0_sgpr1, $sgpr2_sgpr3
    ; WAVE64: [[COPY:%[0-9]+]]:sreg_64 = COPY $sgpr0_sgpr1
    ; WAVE64: [[COPY1:%[0-9]+]]:sreg_64 = COPY $sgpr2_sgpr3
    ; WAVE64: [[S_XOR_B64_:%[0-9]+]]:sreg_64 = S_XOR_B64 [[COPY]], [[COPY1]], implicit-def dead $scc
    ; WAVE64: S_ENDPGM 0, implicit [[S_XOR_B64_]]
    ; WAVE32-LABEL: name: xor_v4s16_sgpr_sgpr_sgpr
    ; WAVE32: liveins: $sgpr0_sgpr1, $sgpr2_sgpr3
    ; WAVE32: [[COPY:%[0-9]+]]:sreg_64 = COPY $sgpr0_sgpr1
    ; WAVE32: [[COPY1:%[0-9]+]]:sreg_64 = COPY $sgpr2_sgpr3
    ; WAVE32: [[S_XOR_B64_:%[0-9]+]]:sreg_64 = S_XOR_B64 [[COPY]], [[COPY1]], implicit-def dead $scc
    ; WAVE32: S_ENDPGM 0, implicit [[S_XOR_B64_]]
    %0:sgpr(<4 x s16>) = COPY $sgpr0_sgpr1
    %1:sgpr(<4 x s16>) = COPY $sgpr2_sgpr3
    %2:sgpr(<4 x s16>) = G_XOR %0, %1
    S_ENDPGM 0, implicit %2
...

---

name:            xor_s32_vgpr_vgpr_vgpr
legalized:       true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $vgpr0, $vgpr1
    ; WAVE64-LABEL: name: xor_s32_vgpr_vgpr_vgpr
    ; WAVE64: liveins: $vgpr0, $vgpr1
    ; WAVE64: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; WAVE64: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
    ; WAVE64: [[V_XOR_B32_e64_:%[0-9]+]]:vgpr_32 = V_XOR_B32_e64 [[COPY]], [[COPY1]], implicit $exec
    ; WAVE64: S_ENDPGM 0, implicit [[V_XOR_B32_e64_]]
    ; WAVE32-LABEL: name: xor_s32_vgpr_vgpr_vgpr
    ; WAVE32: liveins: $vgpr0, $vgpr1
    ; WAVE32: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; WAVE32: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
    ; WAVE32: [[V_XOR_B32_e64_:%[0-9]+]]:vgpr_32 = V_XOR_B32_e64 [[COPY]], [[COPY1]], implicit $exec
    ; WAVE32: S_ENDPGM 0, implicit [[V_XOR_B32_e64_]]
    %0:vgpr(s32) = COPY $vgpr0
    %1:vgpr(s32) = COPY $vgpr1
    %2:vgpr(s32) = G_XOR %0, %1
    S_ENDPGM 0, implicit %2
...

---

name:            xor_v2s16_vgpr_vgpr_vgpr
legalized:       true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $vgpr0, $vgpr1
    ; WAVE64-LABEL: name: xor_v2s16_vgpr_vgpr_vgpr
    ; WAVE64: liveins: $vgpr0, $vgpr1
    ; WAVE64: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; WAVE64: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
    ; WAVE64: [[V_XOR_B32_e64_:%[0-9]+]]:vgpr_32 = V_XOR_B32_e64 [[COPY]], [[COPY1]], implicit $exec
    ; WAVE64: S_ENDPGM 0, implicit [[V_XOR_B32_e64_]]
    ; WAVE32-LABEL: name: xor_v2s16_vgpr_vgpr_vgpr
    ; WAVE32: liveins: $vgpr0, $vgpr1
    ; WAVE32: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; WAVE32: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
    ; WAVE32: [[V_XOR_B32_e64_:%[0-9]+]]:vgpr_32 = V_XOR_B32_e64 [[COPY]], [[COPY1]], implicit $exec
    ; WAVE32: S_ENDPGM 0, implicit [[V_XOR_B32_e64_]]
    %0:vgpr(<2 x s16>) = COPY $vgpr0
    %1:vgpr(<2 x s16>) = COPY $vgpr1
    %2:vgpr(<2 x s16>) = G_XOR %0, %1
    S_ENDPGM 0, implicit %2
...


# This should fail to select
---

name:            xor_s64_vgpr_vgpr_vgpr
legalized:       true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
    ; WAVE64-LABEL: name: xor_s64_vgpr_vgpr_vgpr
    ; WAVE64: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
    ; WAVE64: [[COPY:%[0-9]+]]:vgpr(s64) = COPY $vgpr0_vgpr1
    ; WAVE64: [[COPY1:%[0-9]+]]:vgpr(s64) = COPY $vgpr2_vgpr3
    ; WAVE64: [[XOR:%[0-9]+]]:vgpr(s64) = G_XOR [[COPY]], [[COPY1]]
    ; WAVE64: S_ENDPGM 0, implicit [[XOR]](s64)
    ; WAVE32-LABEL: name: xor_s64_vgpr_vgpr_vgpr
    ; WAVE32: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
    ; WAVE32: [[COPY:%[0-9]+]]:vgpr(s64) = COPY $vgpr0_vgpr1
    ; WAVE32: [[COPY1:%[0-9]+]]:vgpr(s64) = COPY $vgpr2_vgpr3
    ; WAVE32: [[XOR:%[0-9]+]]:vgpr(s64) = G_XOR [[COPY]], [[COPY1]]
    ; WAVE32: S_ENDPGM 0, implicit [[XOR]](s64)
    %0:vgpr(s64) = COPY $vgpr0_vgpr1
    %1:vgpr(s64) = COPY $vgpr2_vgpr3
    %2:vgpr(s64) = G_XOR %0, %1
    S_ENDPGM 0, implicit %2
...

---

name:            xor_s1_vcc_copy_to_vcc
legalized:       true
regBankSelected: true
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $vgpr0, $vgpr1
    ; WAVE64-LABEL: name: xor_s1_vcc_copy_to_vcc
    ; WAVE64: liveins: $vgpr0, $vgpr1
    ; WAVE64: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; WAVE64: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
    ; WAVE64: [[V_AND_B32_e32_:%[0-9]+]]:vgpr_32 = V_AND_B32_e32 1, [[COPY]], implicit $exec
    ; WAVE64: [[V_CMP_NE_U32_e64_:%[0-9]+]]:sreg_64 = V_CMP_NE_U32_e64 0, [[V_AND_B32_e32_]], implicit $exec
    ; WAVE64: [[V_AND_B32_e32_1:%[0-9]+]]:vgpr_32 = V_AND_B32_e32 1, [[COPY1]], implicit $exec
    ; WAVE64: [[V_CMP_NE_U32_e64_1:%[0-9]+]]:sreg_64 = V_CMP_NE_U32_e64 0, [[V_AND_B32_e32_1]], implicit $exec
    ; WAVE64: [[S_XOR_B64_:%[0-9]+]]:sreg_64 = S_XOR_B64 [[V_CMP_NE_U32_e64_]], [[V_CMP_NE_U32_e64_1]], implicit-def dead $scc
    ; WAVE64: S_ENDPGM 0, implicit [[S_XOR_B64_]]
    ; WAVE32-LABEL: name: xor_s1_vcc_copy_to_vcc
    ; WAVE32: liveins: $vgpr0, $vgpr1
    ; WAVE32: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; WAVE32: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
    ; WAVE32: [[V_AND_B32_e32_:%[0-9]+]]:vgpr_32 = V_AND_B32_e32 1, [[COPY]], implicit $exec
    ; WAVE32: [[V_CMP_NE_U32_e64_:%[0-9]+]]:sreg_32 = V_CMP_NE_U32_e64 0, [[V_AND_B32_e32_]], implicit $exec
    ; WAVE32: [[V_AND_B32_e32_1:%[0-9]+]]:vgpr_32 = V_AND_B32_e32 1, [[COPY1]], implicit $exec
    ; WAVE32: [[V_CMP_NE_U32_e64_1:%[0-9]+]]:sreg_32 = V_CMP_NE_U32_e64 0, [[V_AND_B32_e32_1]], implicit $exec
    ; WAVE32: [[S_XOR_B32_:%[0-9]+]]:sreg_32 = S_XOR_B32 [[V_CMP_NE_U32_e64_]], [[V_CMP_NE_U32_e64_1]], implicit-def dead $scc
    ; WAVE32: S_ENDPGM 0, implicit [[S_XOR_B32_]]
    %0:vgpr(s32) = COPY $vgpr0
    %1:vgpr(s32) = COPY $vgpr1
    %2:vgpr(s1) = G_TRUNC %0
    %3:vgpr(s1) = G_TRUNC %1
    %4:vcc(s1) = COPY %2
    %5:vcc(s1) = COPY %3
    %6:vcc(s1) = G_XOR %4, %5
    S_ENDPGM 0, implicit %6
...

# The selector for the copy of the xor result may constrain the result
# register of the xor, losing that it is a VCCRegBank context.

# Works for wave32, should fail for wave64
---
name:            copy_select_constrain_vcc_result_reg_wave32
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $vgpr0, $sgpr0

    ; WAVE64-LABEL: name: copy_select_constrain_vcc_result_reg_wave32
    ; WAVE64: liveins: $vgpr0, $sgpr0
    ; WAVE64: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; WAVE64: %sgpr0:sreg_32 = COPY $sgpr0
    ; WAVE64: [[V_AND_B32_e32_:%[0-9]+]]:vgpr_32 = V_AND_B32_e32 1, [[COPY]], implicit $exec
    ; WAVE64: [[V_CMP_NE_U32_e64_:%[0-9]+]]:sreg_64 = V_CMP_NE_U32_e64 0, [[V_AND_B32_e32_]], implicit $exec
    ; WAVE64: [[S_AND_B32_:%[0-9]+]]:sreg_32 = S_AND_B32 1, %sgpr0, implicit-def $scc
    ; WAVE64: [[V_CMP_NE_U32_e64_1:%[0-9]+]]:sreg_64 = V_CMP_NE_U32_e64 0, [[S_AND_B32_]], implicit $exec
    ; WAVE64: [[S_XOR_B64_:%[0-9]+]]:sreg_64_xexec = S_XOR_B64 [[V_CMP_NE_U32_e64_]], [[V_CMP_NE_U32_e64_1]], implicit-def dead $scc
    ; WAVE64: [[COPY1:%[0-9]+]]:sreg_32_xm0 = COPY [[S_XOR_B64_]]
    ; WAVE64: S_ENDPGM 0, implicit [[COPY1]]
    ; WAVE32-LABEL: name: copy_select_constrain_vcc_result_reg_wave32
    ; WAVE32: liveins: $vgpr0, $sgpr0
    ; WAVE32: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; WAVE32: %sgpr0:sreg_32 = COPY $sgpr0
    ; WAVE32: [[V_AND_B32_e32_:%[0-9]+]]:vgpr_32 = V_AND_B32_e32 1, [[COPY]], implicit $exec
    ; WAVE32: [[V_CMP_NE_U32_e64_:%[0-9]+]]:sreg_32 = V_CMP_NE_U32_e64 0, [[V_AND_B32_e32_]], implicit $exec
    ; WAVE32: [[S_AND_B32_:%[0-9]+]]:sreg_32 = S_AND_B32 1, %sgpr0, implicit-def $scc
    ; WAVE32: [[V_CMP_NE_U32_e64_1:%[0-9]+]]:sreg_32 = V_CMP_NE_U32_e64 0, [[S_AND_B32_]], implicit $exec
    ; WAVE32: [[S_XOR_B32_:%[0-9]+]]:sreg_32 = S_XOR_B32 [[V_CMP_NE_U32_e64_]], [[V_CMP_NE_U32_e64_1]], implicit-def dead $scc
    ; WAVE32: [[COPY1:%[0-9]+]]:sreg_32_xm0 = COPY [[S_XOR_B32_]]
    ; WAVE32: S_ENDPGM 0, implicit [[COPY1]]
    %1:vgpr(s32) = COPY $vgpr0
    %0:vgpr(s1) = G_TRUNC %1(s32)
    %sgpr0:sgpr(s32) = COPY $sgpr0
    %2:sgpr(s1) = G_TRUNC %sgpr0
    %6:sgpr(s32) = G_CONSTANT i32 0
    %7:sgpr(p1) = G_IMPLICIT_DEF
    %9:vcc(s1) = COPY %0(s1)
    %10:vcc(s1) = COPY %2(s1)
    %8:vcc(s1) = G_XOR %9, %10
    %3:sreg_32_xm0(s1) = COPY %8(s1)
    S_ENDPGM 0, implicit %3

...

# Works for wave64, should fail for wave32
---
name:            copy_select_constrain_vcc_result_reg_wave64
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $vgpr0, $sgpr0

    ; WAVE64-LABEL: name: copy_select_constrain_vcc_result_reg_wave64
    ; WAVE64: liveins: $vgpr0, $sgpr0
    ; WAVE64: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; WAVE64: %sgpr0:sreg_32 = COPY $sgpr0
    ; WAVE64: [[V_AND_B32_e32_:%[0-9]+]]:vgpr_32 = V_AND_B32_e32 1, [[COPY]], implicit $exec
    ; WAVE64: [[V_CMP_NE_U32_e64_:%[0-9]+]]:sreg_64 = V_CMP_NE_U32_e64 0, [[V_AND_B32_e32_]], implicit $exec
    ; WAVE64: [[S_AND_B32_:%[0-9]+]]:sreg_32 = S_AND_B32 1, %sgpr0, implicit-def $scc
    ; WAVE64: [[V_CMP_NE_U32_e64_1:%[0-9]+]]:sreg_64 = V_CMP_NE_U32_e64 0, [[S_AND_B32_]], implicit $exec
    ; WAVE64: [[S_XOR_B64_:%[0-9]+]]:sreg_64 = S_XOR_B64 [[V_CMP_NE_U32_e64_]], [[V_CMP_NE_U32_e64_1]], implicit-def dead $scc
    ; WAVE64: [[COPY1:%[0-9]+]]:sreg_64_xexec = COPY [[S_XOR_B64_]]
    ; WAVE64: S_ENDPGM 0, implicit [[COPY1]]
    ; WAVE32-LABEL: name: copy_select_constrain_vcc_result_reg_wave64
    ; WAVE32: liveins: $vgpr0, $sgpr0
    ; WAVE32: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; WAVE32: %sgpr0:sreg_32 = COPY $sgpr0
    ; WAVE32: [[V_AND_B32_e32_:%[0-9]+]]:vgpr_32 = V_AND_B32_e32 1, [[COPY]], implicit $exec
    ; WAVE32: [[V_CMP_NE_U32_e64_:%[0-9]+]]:sreg_32 = V_CMP_NE_U32_e64 0, [[V_AND_B32_e32_]], implicit $exec
    ; WAVE32: [[S_AND_B32_:%[0-9]+]]:sreg_32 = S_AND_B32 1, %sgpr0, implicit-def $scc
    ; WAVE32: [[V_CMP_NE_U32_e64_1:%[0-9]+]]:sreg_32 = V_CMP_NE_U32_e64 0, [[S_AND_B32_]], implicit $exec
    ; WAVE32: [[S_XOR_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_XOR_B32 [[V_CMP_NE_U32_e64_]], [[V_CMP_NE_U32_e64_1]], implicit-def dead $scc
    ; WAVE32: [[COPY1:%[0-9]+]]:sreg_64_xexec = COPY [[S_XOR_B32_]]
    ; WAVE32: S_ENDPGM 0, implicit [[COPY1]]
    %1:vgpr(s32) = COPY $vgpr0
    %0:vgpr(s1) = G_TRUNC %1(s32)
    %sgpr0:sgpr(s32) = COPY $sgpr0
    %2:sgpr(s1) = G_TRUNC %sgpr0
    %6:sgpr(s32) = G_CONSTANT i32 0
    %7:sgpr(p1) = G_IMPLICIT_DEF
    %9:vcc(s1) = COPY %0(s1)
    %10:vcc(s1) = COPY %2(s1)
    %8:vcc(s1) = G_XOR %9, %10
    %3:sreg_64_xexec(s1) = COPY %8(s1)
    S_ENDPGM 0, implicit %3

...