test/CodeGen/AArch64/GlobalISel/select-select.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=aarch64-apple-darwin -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s

...
---
name:            select_f32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $s0, $s1, $w0

    ; CHECK-LABEL: name: select_f32
    ; CHECK: liveins: $s0, $s1, $w0
    ; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
    ; CHECK: [[COPY1:%[0-9]+]]:fpr32 = COPY $s0
    ; CHECK: [[COPY2:%[0-9]+]]:fpr32 = COPY $s1
    ; CHECK: [[COPY3:%[0-9]+]]:fpr32 = COPY [[COPY]]
    ; CHECK: [[COPY4:%[0-9]+]]:gpr32 = COPY [[COPY3]]
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri [[COPY4]], 0, implicit-def $nzcv
    ; CHECK: [[FCSELSrrr:%[0-9]+]]:fpr32 = FCSELSrrr [[COPY1]], [[COPY2]], 1, implicit $nzcv
    ; CHECK: $s0 = COPY [[FCSELSrrr]]
    ; CHECK: RET_ReallyLR implicit $s0
    %3:gpr(s32) = COPY $w0
    %0:gpr(s1) = G_TRUNC %3(s32)
    %1:fpr(s32) = COPY $s0
    %2:fpr(s32) = COPY $s1
    %5:fpr(s1) = COPY %0(s1)
    %4:fpr(s32) = G_SELECT %5(s1), %1, %2
    $s0 = COPY %4(s32)
    RET_ReallyLR implicit $s0

...
---
name:            select_f64
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $d0, $d1, $w0

    ; CHECK-LABEL: name: select_f64
    ; CHECK: liveins: $d0, $d1, $w0
    ; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
    ; CHECK: [[COPY1:%[0-9]+]]:fpr64 = COPY $d0
    ; CHECK: [[COPY2:%[0-9]+]]:fpr64 = COPY $d1
    ; CHECK: [[COPY3:%[0-9]+]]:fpr32 = COPY [[COPY]]
    ; CHECK: [[COPY4:%[0-9]+]]:gpr32 = COPY [[COPY3]]
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri [[COPY4]], 0, implicit-def $nzcv
    ; CHECK: [[FCSELDrrr:%[0-9]+]]:fpr64 = FCSELDrrr [[COPY1]], [[COPY2]], 1, implicit $nzcv
    ; CHECK: $d0 = COPY [[FCSELDrrr]]
    ; CHECK: RET_ReallyLR implicit $d0
    %3:gpr(s32) = COPY $w0
    %0:gpr(s1) = G_TRUNC %3(s32)
    %1:fpr(s64) = COPY $d0
    %2:fpr(s64) = COPY $d1
    %5:fpr(s1) = COPY %0(s1)
    %4:fpr(s64) = G_SELECT %5(s1), %1, %2
    $d0 = COPY %4(s64)
    RET_ReallyLR implicit $d0
...
---
name:            csel
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1, $w2, $w3
    ; CHECK-LABEL: name: csel
    ; CHECK: liveins: $w0, $w1, $w2, $w3
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %reg1:gpr32 = COPY $w1
    ; CHECK: %t:gpr32 = COPY $w2
    ; CHECK: %f:gpr32 = COPY $w3
    ; CHECK: [[SUBSWrr:%[0-9]+]]:gpr32 = SUBSWrr %reg0, %reg1, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSELWr %t, %f, 1, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %reg1:gpr(s32) = COPY $w1
    %cmp:gpr(s32) = G_ICMP intpred(ne), %reg0(s32), %reg1
    %cond:gpr(s1) = G_TRUNC %cmp(s32)
    %t:gpr(s32) = COPY $w2
    %f:gpr(s32) = COPY $w3
    %select:gpr(s32) = G_SELECT %cond(s1), %t, %f
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0
...
---
name:            csinc_t_0_f_1
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1
    ; G_SELECT cc, 0, 1 -> CSINC zreg, zreg, cc

    ; CHECK-LABEL: name: csinc_t_0_f_1
    ; CHECK: liveins: $w0, $w1
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %reg1:gpr32 = COPY $w1
    ; CHECK: [[SUBSWrr:%[0-9]+]]:gpr32 = SUBSWrr %reg0, %reg1, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSINCWr $wzr, $wzr, 1, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %reg1:gpr(s32) = COPY $w1
    %cmp:gpr(s32) = G_ICMP intpred(ne), %reg0(s32), %reg1
    %cond:gpr(s1) = G_TRUNC %cmp(s32)
    %t:gpr(s32) = G_CONSTANT i32 0
    %f:gpr(s32) = G_CONSTANT i32 1
    %select:gpr(s32) = G_SELECT %cond(s1), %t, %f
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0
...
---
name:            csinv_t_0_f_neg_1
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1
    ; G_SELECT cc 0, -1 -> CSINV zreg, zreg cc

    ; CHECK-LABEL: name: csinv_t_0_f_neg_1
    ; CHECK: liveins: $w0, $w1
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %reg1:gpr32 = COPY $w1
    ; CHECK: [[SUBSWrr:%[0-9]+]]:gpr32 = SUBSWrr %reg0, %reg1, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSINVWr $wzr, $wzr, 1, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %reg1:gpr(s32) = COPY $w1
    %cmp:gpr(s32) = G_ICMP intpred(ne), %reg0(s32), %reg1
    %cond:gpr(s1) = G_TRUNC %cmp(s32)
    %t:gpr(s32) = G_CONSTANT i32 0
    %f:gpr(s32) = G_CONSTANT i32 -1
    %select:gpr(s32) = G_SELECT %cond(s1), %t, %f
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0
...
---
name:            csinc_t_1
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1, $w2
    ; G_SELECT cc, 1, f -> CSINC f, zreg, inv_cc

    ; CHECK-LABEL: name: csinc_t_1
    ; CHECK: liveins: $w0, $w1, $w2
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %reg1:gpr32 = COPY $w1
    ; CHECK: %f:gpr32 = COPY $w2
    ; CHECK: [[SUBSWrr:%[0-9]+]]:gpr32 = SUBSWrr %reg0, %reg1, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSINCWr %f, $wzr, 0, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %reg1:gpr(s32) = COPY $w1
    %cmp:gpr(s32) = G_ICMP intpred(ne), %reg0(s32), %reg1
    %cond:gpr(s1) = G_TRUNC %cmp(s32)
    %t:gpr(s32) = G_CONSTANT i32 1
    %f:gpr(s32) = COPY $w2
    %select:gpr(s32) = G_SELECT %cond(s1), %t, %f
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0
...
---
name:            csinv_t_neg_1
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1, $w2
    ; G_SELECT cc, -1, f -> CSINV f, zreg, inv_cc

    ; CHECK-LABEL: name: csinv_t_neg_1
    ; CHECK: liveins: $w0, $w1, $w2
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %reg1:gpr32 = COPY $w1
    ; CHECK: %f:gpr32 = COPY $w2
    ; CHECK: [[SUBSWrr:%[0-9]+]]:gpr32 = SUBSWrr %reg0, %reg1, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSINVWr %f, $wzr, 0, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %reg1:gpr(s32) = COPY $w1
    %cmp:gpr(s32) = G_ICMP intpred(ne), %reg0(s32), %reg1
    %cond:gpr(s1) = G_TRUNC %cmp(s32)
    %t:gpr(s32) = G_CONSTANT i32 -1
    %f:gpr(s32) = COPY $w2
    %select:gpr(s32) = G_SELECT %cond(s1), %t, %f
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0
...
---
name:            csinc_f_1
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1, $w2
    ; G_SELECT cc, t, 1 -> CSINC t, zreg, cc

    ; CHECK-LABEL: name: csinc_f_1
    ; CHECK: liveins: $w0, $w1, $w2
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %reg1:gpr32 = COPY $w1
    ; CHECK: %t:gpr32 = COPY $w2
    ; CHECK: [[SUBSWrr:%[0-9]+]]:gpr32 = SUBSWrr %reg0, %reg1, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSINCWr %t, $wzr, 1, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %reg1:gpr(s32) = COPY $w1
    %cmp:gpr(s32) = G_ICMP intpred(ne), %reg0(s32), %reg1
    %cond:gpr(s1) = G_TRUNC %cmp(s32)
    %t:gpr(s32) = COPY $w2
    %f:gpr(s32) = G_CONSTANT i32 1
    %select:gpr(s32) = G_SELECT %cond(s1), %t, %f
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0
...
---
name:            csinc_f_neg_1
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1, $w2
    ; G_SELECT cc, t, -1 -> CSINC t, zreg, cc

    ; CHECK-LABEL: name: csinc_f_neg_1
    ; CHECK: liveins: $w0, $w1, $w2
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %reg1:gpr32 = COPY $w1
    ; CHECK: %t:gpr32 = COPY $w2
    ; CHECK: [[SUBSWrr:%[0-9]+]]:gpr32 = SUBSWrr %reg0, %reg1, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSINVWr %t, $wzr, 1, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %reg1:gpr(s32) = COPY $w1
    %cmp:gpr(s32) = G_ICMP intpred(ne), %reg0(s32), %reg1
    %cond:gpr(s1) = G_TRUNC %cmp(s32)
    %t:gpr(s32) = COPY $w2
    %f:gpr(s32) = G_CONSTANT i32 -1
    %select:gpr(s32) = G_SELECT %cond(s1), %t, %f
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0
...
---
name:            csinc_t_1_no_cmp
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1
    ; G_SELECT cc, 1, f -> CSINC f, zreg, inv_cc

    ; CHECK-LABEL: name: csinc_t_1_no_cmp
    ; CHECK: liveins: $w0, $w1
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %f:gpr32 = COPY $w1
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri %reg0, 0, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSINCWr %f, $wzr, 0, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %cond:gpr(s1) = G_TRUNC %reg0(s32)
    %t:gpr(s32) = G_CONSTANT i32 1
    %f:gpr(s32) = COPY $w1
    %select:gpr(s32) = G_SELECT %cond(s1), %t, %f
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0

...
---
name:            csinc_f_1_no_cmp
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1
    ; G_SELECT cc, t, 1 -> CSINC t, zreg, cc

    ; CHECK-LABEL: name: csinc_f_1_no_cmp
    ; CHECK: liveins: $w0, $w1
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %t:gpr32 = COPY $w1
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri %reg0, 0, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSINCWr %t, $wzr, 1, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %cond:gpr(s1) = G_TRUNC %reg0(s32)
    %t:gpr(s32) = COPY $w1
    %f:gpr(s32) = G_CONSTANT i32 1
    %select:gpr(s32) = G_SELECT %cond(s1), %t, %f
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0

...
---
name:            csinc_t_1_no_cmp_s64
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $x0, $x1
    ; G_SELECT cc, 1, f -> CSINC f, zreg, inv_cc

    ; CHECK-LABEL: name: csinc_t_1_no_cmp_s64
    ; CHECK: liveins: $x0, $x1
    ; CHECK: %reg0:gpr64 = COPY $x0
    ; CHECK: %cond:gpr32 = COPY %reg0.sub_32
    ; CHECK: %f:gpr64 = COPY $x1
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri %cond, 0, implicit-def $nzcv
    ; CHECK: %select:gpr64 = CSINCXr %f, $xzr, 0, implicit $nzcv
    ; CHECK: $x0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $x0
    %reg0:gpr(s64) = COPY $x0
    %cond:gpr(s1) = G_TRUNC %reg0(s64)
    %t:gpr(s64) = G_CONSTANT i64 1
    %f:gpr(s64) = COPY $x1
    %select:gpr(s64) = G_SELECT %cond(s1), %t, %f
    $x0 = COPY %select(s64)
    RET_ReallyLR implicit $x0

...
---
name:            csneg_s32
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1, $w2
    ; G_SELECT cc, true, (G_SUB 0, x) -> CSNEG true, x, cc

    ; CHECK-LABEL: name: csneg_s32
    ; CHECK: liveins: $w0, $w1, $w2
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %reg1:gpr32 = COPY $w1
    ; CHECK: %t:gpr32 = COPY $w2
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri %reg0, 0, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSNEGWr %t, %reg1, 1, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %cond:gpr(s1) = G_TRUNC %reg0(s32)
    %reg1:gpr(s32) = COPY $w1
    %t:gpr(s32) = COPY $w2
    %zero:gpr(s32) = G_CONSTANT i32 0
    %sub:gpr(s32) = G_SUB %zero(s32), %reg1
    %select:gpr(s32) = G_SELECT %cond(s1), %t, %sub
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0

...
---
name:            csneg_inverted_cc
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1, $w2
    ; G_SELECT cc, (G_SUB 0, %x), %false -> CSNEG %x, %false, inv_cc

    ; CHECK-LABEL: name: csneg_inverted_cc
    ; CHECK: liveins: $w0, $w1, $w2
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %reg1:gpr32 = COPY $w1
    ; CHECK: %f:gpr32 = COPY $w2
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri %reg0, 0, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSNEGWr %f, %reg1, 0, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %cond:gpr(s1) = G_TRUNC %reg0(s32)
    %reg1:gpr(s32) = COPY $w1
    %f:gpr(s32) = COPY $w2
    %zero:gpr(s32) = G_CONSTANT i32 0
    %sub:gpr(s32) = G_SUB %zero(s32), %reg1
    %select:gpr(s32) = G_SELECT %cond(s1), %sub, %f
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0

...
---
name:            csneg_s64
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $x0, $x1, $x2
    ; G_SELECT cc, true, (G_SUB 0, x) -> CSNEG true, x, cc

    ; CHECK-LABEL: name: csneg_s64
    ; CHECK: liveins: $x0, $x1, $x2
    ; CHECK: %reg0:gpr64 = COPY $x0
    ; CHECK: %cond:gpr32 = COPY %reg0.sub_32
    ; CHECK: %reg1:gpr64 = COPY $x1
    ; CHECK: %t:gpr64 = COPY $x2
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri %cond, 0, implicit-def $nzcv
    ; CHECK: %select:gpr64 = CSNEGXr %t, %reg1, 1, implicit $nzcv
    ; CHECK: $x0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $x0
    %reg0:gpr(s64) = COPY $x0
    %cond:gpr(s1) = G_TRUNC %reg0(s64)
    %reg1:gpr(s64) = COPY $x1
    %t:gpr(s64) = COPY $x2
    %zero:gpr(s64) = G_CONSTANT i64 0
    %sub:gpr(s64) = G_SUB %zero(s64), %reg1
    %select:gpr(s64) = G_SELECT %cond(s1), %t, %sub
    $x0 = COPY %select(s64)
    RET_ReallyLR implicit $x0
...
---
name:            csneg_with_true_cst
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1, $w2
    ; We should prefer eliminating the G_SUB over eliminating the constant true
    ; value.

    ; CHECK-LABEL: name: csneg_with_true_cst
    ; CHECK: liveins: $w0, $w1, $w2
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %t:gpr32 = MOVi32imm 1
    ; CHECK: %reg2:gpr32 = COPY $w2
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri %reg0, 0, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSNEGWr %t, %reg2, 1, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %cond:gpr(s1) = G_TRUNC %reg0(s32)
    %reg1:gpr(s32) = COPY $w1
    %t:gpr(s32) = G_CONSTANT i32 1
    %zero:gpr(s32) = G_CONSTANT i32 0
    %reg2:gpr(s32) = COPY $w2
    %sub:gpr(s32) = G_SUB %zero(s32), %reg2
    %select:gpr(s32) = G_SELECT %cond(s1), %t, %sub
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0
...
---
name:            csinv_s32
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1, $w2
    ; G_SELECT cc, true, (G_XOR x, -1) -> CSINV true, x, cc

    ; CHECK-LABEL: name: csinv_s32
    ; CHECK: liveins: $w0, $w1, $w2
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %reg1:gpr32 = COPY $w1
    ; CHECK: %t:gpr32 = COPY $w2
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri %reg0, 0, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSINVWr %t, %reg1, 1, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %reg1:gpr(s32) = COPY $w1
    %cond:gpr(s1) = G_TRUNC %reg0(s32)
    %t:gpr(s32) = COPY $w2
    %negative_one:gpr(s32) = G_CONSTANT i32 -1
    %xor:gpr(s32) = G_XOR %reg1(s32), %negative_one
    %select:gpr(s32) = G_SELECT %cond(s1), %t, %xor
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0

...
---
name:            csinv_inverted_cc
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1, $w2
    ; G_SELECT cc, (G_XOR x, -1), %false -> CSINV %x, %false, inv_cc

    ; CHECK-LABEL: name: csinv_inverted_cc
    ; CHECK: liveins: $w0, $w1, $w2
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %reg1:gpr32 = COPY $w1
    ; CHECK: %f:gpr32 = COPY $w2
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri %reg0, 0, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSINVWr %f, %reg1, 0, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %reg1:gpr(s32) = COPY $w1
    %cond:gpr(s1) = G_TRUNC %reg0(s32)
    %f:gpr(s32) = COPY $w2
    %negative_one:gpr(s32) = G_CONSTANT i32 -1
    %xor:gpr(s32) = G_XOR %reg1(s32), %negative_one
    %select:gpr(s32) = G_SELECT %cond(s1), %xor, %f
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0

...
---
name:            csinv_s64
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $x0, $x1, $x2
    ; G_SELECT cc, true, (G_XOR x, -1) -> CSINV true, x, cc

    ; CHECK-LABEL: name: csinv_s64
    ; CHECK: liveins: $x0, $x1, $x2
    ; CHECK: %reg0:gpr64 = COPY $x0
    ; CHECK: %reg1:gpr64 = COPY $x1
    ; CHECK: %cond:gpr32 = COPY %reg0.sub_32
    ; CHECK: %t:gpr64 = COPY $x2
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri %cond, 0, implicit-def $nzcv
    ; CHECK: %select:gpr64 = CSINVXr %t, %reg1, 1, implicit $nzcv
    ; CHECK: $x0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $x0
    %reg0:gpr(s64) = COPY $x0
    %reg1:gpr(s64) = COPY $x1
    %cond:gpr(s1) = G_TRUNC %reg0(s64)
    %t:gpr(s64) = COPY $x2
    %negative_one:gpr(s64) = G_CONSTANT i64 -1
    %xor:gpr(s64) = G_XOR %reg1(s64), %negative_one
    %select:gpr(s64) = G_SELECT %cond(s1), %t, %xor
    $x0 = COPY %select(s64)
    RET_ReallyLR implicit $x0

...
---
name:            xor_not_negative_one
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $x0, $x1, $x2
    ; zext(s32 -1) != s64 -1, so we can't fold it away.

    ; CHECK-LABEL: name: xor_not_negative_one
    ; CHECK: liveins: $x0, $x1, $x2
    ; CHECK: %reg0:gpr64 = COPY $x0
    ; CHECK: %reg1:gpr64 = COPY $x1
    ; CHECK: %cond:gpr32 = COPY %reg0.sub_32
    ; CHECK: %t:gpr64 = COPY $x2
    ; CHECK: %negative_one:gpr32 = MOVi32imm -1
    ; CHECK: %zext:gpr64 = SUBREG_TO_REG 0, %negative_one, %subreg.sub_32
    ; CHECK: %xor:gpr64 = EORXrr %reg1, %zext
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri %cond, 0, implicit-def $nzcv
    ; CHECK: %select:gpr64 = CSELXr %t, %xor, 1, implicit $nzcv
    ; CHECK: $x0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $x0
    %reg0:gpr(s64) = COPY $x0
    %reg1:gpr(s64) = COPY $x1
    %cond:gpr(s1) = G_TRUNC %reg0(s64)
    %t:gpr(s64) = COPY $x2
    %negative_one:gpr(s32) = G_CONSTANT i32 -1
    %zext:gpr(s64) = G_ZEXT %negative_one(s32)
    %xor:gpr(s64) = G_XOR %reg1(s64), %zext
    %select:gpr(s64) = G_SELECT %cond(s1), %t, %xor
    $x0 = COPY %select(s64)
    RET_ReallyLR implicit $x0

...
---
name:            csinc_s32
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1, $w2
    ; G_SELECT cc, %true, (G_ADD %x, 1) -> CSINC %true, %x, cc
    ; CHECK-LABEL: name: csinc_s32
    ; CHECK: liveins: $w0, $w1, $w2
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %reg1:gpr32 = COPY $w1
    ; CHECK: %t:gpr32 = COPY $w2
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri %reg0, 0, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSINCWr %t, %reg1, 1, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %reg1:gpr(s32) = COPY $w1
    %cond:gpr(s1) = G_TRUNC %reg0(s32)
    %t:gpr(s32) = COPY $w2
    %one:gpr(s32) = G_CONSTANT i32 1
    %add:gpr(s32) = G_ADD %reg1(s32), %one
    %select:gpr(s32) = G_SELECT %cond(s1), %t, %add
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0

...
---
name:            csinc_s32_inverted_cc
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1, $w2
    ; G_SELECT cc, (G_ADD %x, 1), %false -> CSINC %x, %false, inv_cc
    ; CHECK-LABEL: name: csinc_s32_inverted_cc
    ; CHECK: liveins: $w0, $w1, $w2
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %reg1:gpr32 = COPY $w1
    ; CHECK: %f:gpr32 = COPY $w2
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri %reg0, 0, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSINCWr %f, %reg1, 0, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %reg1:gpr(s32) = COPY $w1
    %cond:gpr(s1) = G_TRUNC %reg0(s32)
    %f:gpr(s32) = COPY $w2
    %one:gpr(s32) = G_CONSTANT i32 1
    %add:gpr(s32) = G_ADD %reg1(s32), %one
    %select:gpr(s32) = G_SELECT %cond(s1), %add, %f
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0

...
---
name:            csinc_ptr_add
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $x0, $x1, $x2
    ; G_SELECT cc, %true, (G_PTR_ADD %x, 1) -> CSINC %true, %x, cc

    ; CHECK-LABEL: name: csinc_ptr_add
    ; CHECK: liveins: $x0, $x1, $x2
    ; CHECK: %reg0:gpr64 = COPY $x0
    ; CHECK: %reg1:gpr64 = COPY $x1
    ; CHECK: %cond:gpr32 = COPY %reg0.sub_32
    ; CHECK: %t:gpr64 = COPY $x2
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri %cond, 0, implicit-def $nzcv
    ; CHECK: %select:gpr64 = CSINCXr %t, %reg1, 1, implicit $nzcv
    ; CHECK: $x0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $x0
    %reg0:gpr(s64) = COPY $x0
    %reg1:gpr(p0) = COPY $x1
    %cond:gpr(s1) = G_TRUNC %reg0(s64)
    %t:gpr(p0) = COPY $x2
    %one:gpr(s64) = G_CONSTANT i64 1
    %ptr_add:gpr(p0) = G_PTR_ADD %reg1(p0), %one
    %select:gpr(p0) = G_SELECT %cond(s1), %t, %ptr_add
    $x0 = COPY %select(p0)
    RET_ReallyLR implicit $x0

...
---
name:            binop_dont_optimize_twice
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $w0, $w1, $w2
    ; CHECK-LABEL: name: binop_dont_optimize_twice
    ; CHECK: liveins: $w0, $w1, $w2
    ; CHECK: %reg0:gpr32 = COPY $w0
    ; CHECK: %reg1:gpr32 = COPY $w1
    ; CHECK: %reg2:gpr32 = COPY $w2
    ; CHECK: %xor:gpr32 = ORNWrr $wzr, %reg1
    ; CHECK: [[ANDSWri:%[0-9]+]]:gpr32 = ANDSWri %reg0, 0, implicit-def $nzcv
    ; CHECK: %select:gpr32 = CSNEGWr %xor, %reg2, 1, implicit $nzcv
    ; CHECK: $w0 = COPY %select
    ; CHECK: RET_ReallyLR implicit $w0
    %reg0:gpr(s32) = COPY $w0
    %reg1:gpr(s32) = COPY $w1
    %reg2:gpr(s32) = COPY $w2
    %cond:gpr(s1) = G_TRUNC %reg0(s32)
    %f:gpr(s32) = COPY $w2
    %negative_one:gpr(s32) = G_CONSTANT i32 -1
    %xor:gpr(s32) = G_XOR %reg1(s32), %negative_one
    %zero:gpr(s32) = G_CONSTANT i32 0
    %sub:gpr(s32) = G_SUB %zero(s32), %reg2
    %select:gpr(s32) = G_SELECT %cond(s1), %xor, %sub
    $w0 = COPY %select(s32)
    RET_ReallyLR implicit $w0