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

--- |
  target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"

  define void @anyext_s64_from_s32() { ret void }
  define void @anyext_s32_from_s8() { ret void }

  define void @zext_s64_from_s32() { ret void }
  define void @zext_s32_from_s16() { ret void }
  define void @zext_s32_from_s8() { ret void }
  define void @zext_s16_from_s8() { ret void }

  define void @sext_s64_from_s32() { ret void }
  define void @sext_s32_from_s16() { ret void }
  define void @sext_s32_from_s8() { ret void }
  define void @sext_s16_from_s8() { ret void }
...

---
name:            anyext_s64_from_s32
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }

body:             |
  bb.0:
    liveins: $w0

    ; CHECK-LABEL: name: anyext_s64_from_s32
    ; CHECK: [[COPY:%[0-9]+]]:gpr32all = COPY $w0
    ; CHECK: [[SUBREG_TO_REG:%[0-9]+]]:gpr64all = SUBREG_TO_REG 0, [[COPY]], %subreg.sub_32
    ; CHECK: $x0 = COPY [[SUBREG_TO_REG]]
    %0(s32) = COPY $w0
    %1(s64) = G_ANYEXT %0
    $x0 = COPY %1(s64)
...

---
name:            anyext_s32_from_s8
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }

body:             |
  bb.0:
    liveins: $w0

    ; CHECK-LABEL: name: anyext_s32_from_s8
    ; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
    ; CHECK: [[COPY2:%[0-9]+]]:gpr32all = COPY [[COPY]]
    ; CHECK: $w0 = COPY [[COPY2]]
    %2:gpr(s32) = COPY $w0
    %0(s8) = G_TRUNC %2
    %1(s32) = G_ANYEXT %0
    $w0 = COPY %1(s32)
...

---
name:            zext_s64_from_s32
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }

body:             |
  bb.0:
    liveins: $w0

    ; CHECK-LABEL: name: zext_s64_from_s32
    ; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
    ; CHECK: [[SUBREG_TO_REG:%[0-9]+]]:gpr64 = SUBREG_TO_REG 0, [[COPY]], %subreg.sub_32
    ; CHECK: [[UBFMXri:%[0-9]+]]:gpr64 = UBFMXri [[SUBREG_TO_REG]], 0, 31
    ; CHECK: $x0 = COPY [[UBFMXri]]
    %0(s32) = COPY $w0
    %1(s64) = G_ZEXT %0
    $x0 = COPY %1(s64)
...

---
name:            zext_s32_from_s16
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }

body:             |
  bb.0:
    liveins: $w0

    ; CHECK-LABEL: name: zext_s32_from_s16
    ; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
    ; CHECK: [[UBFMWri:%[0-9]+]]:gpr32 = UBFMWri [[COPY]], 0, 15
    ; CHECK: $w0 = COPY [[UBFMWri]]
    %2:gpr(s32) = COPY $w0
    %0(s16) = G_TRUNC %2
    %1(s32) = G_ZEXT %0
    $w0 = COPY %1
...

---
name:            zext_s32_from_s8
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }

body:             |
  bb.0:
    liveins: $w0

    ; CHECK-LABEL: name: zext_s32_from_s8
    ; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
    ; CHECK: [[UBFMWri:%[0-9]+]]:gpr32 = UBFMWri [[COPY]], 0, 15
    ; CHECK: $w0 = COPY [[UBFMWri]]
    %2:gpr(s32) = COPY $w0
    %0(s16) = G_TRUNC %2
    %1(s32) = G_ZEXT %0
    $w0 = COPY %1(s32)
...

---
name:            zext_s16_from_s8
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }

body:             |
  bb.0:
    liveins: $w0

    ; CHECK-LABEL: name: zext_s16_from_s8
    ; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
    ; CHECK: [[UBFMWri:%[0-9]+]]:gpr32 = UBFMWri [[COPY]], 0, 7
    ; CHECK: [[COPY2:%[0-9]+]]:gpr32all = COPY [[UBFMWri]]
    ; CHECK: $w0 = COPY [[COPY2]]
    %2:gpr(s32) = COPY $w0
    %0(s8) = G_TRUNC %2
    %1(s16) = G_ZEXT %0
    %3:gpr(s32) = G_ANYEXT %1
    $w0 = COPY %3(s32)
...

---
name:            sext_s64_from_s32
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }

body:             |
  bb.0:
    liveins: $w0

    ; CHECK-LABEL: name: sext_s64_from_s32
    ; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
    ; CHECK: [[SUBREG_TO_REG:%[0-9]+]]:gpr64 = SUBREG_TO_REG 0, [[COPY]], %subreg.sub_32
    ; CHECK: [[SBFMXri:%[0-9]+]]:gpr64 = SBFMXri [[SUBREG_TO_REG]], 0, 31
    ; CHECK: $x0 = COPY [[SBFMXri]]
    %0(s32) = COPY $w0
    %1(s64) = G_SEXT %0
    $x0 = COPY %1(s64)
...

---
name:            sext_s32_from_s16
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }

body:             |
  bb.0:
    liveins: $w0

    ; CHECK-LABEL: name: sext_s32_from_s16
    ; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
    ; CHECK: [[SBFMWri:%[0-9]+]]:gpr32 = SBFMWri [[COPY]], 0, 15
    ; CHECK: $w0 = COPY [[SBFMWri]]
    %2:gpr(s32) = COPY $w0
    %0(s16) = G_TRUNC %2
    %1(s32) = G_SEXT %0
    $w0 = COPY %1
...

---
name:            sext_s32_from_s8
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }

body:             |
  bb.0:
    liveins: $w0

    ; CHECK-LABEL: name: sext_s32_from_s8
    ; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
    ; CHECK: [[SBFMWri:%[0-9]+]]:gpr32 = SBFMWri [[COPY]], 0, 7
    ; CHECK: $w0 = COPY [[SBFMWri]]
    %2:gpr(s32) = COPY $w0
    %0(s8) = G_TRUNC %2
    %1(s32) = G_SEXT %0
    $w0 = COPY %1(s32)
...

---
name:            sext_s16_from_s8
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }

body:             |
  bb.0:
    liveins: $w0

    ; CHECK-LABEL: name: sext_s16_from_s8
    ; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
    ; CHECK: [[SBFMWri:%[0-9]+]]:gpr32 = SBFMWri [[COPY]], 0, 7
    ; CHECK: [[COPY2:%[0-9]+]]:gpr32all = COPY [[SBFMWri]]
    ; CHECK: $w0 = COPY [[COPY2]]
    %2:gpr(s32) = COPY $w0
    %0(s8) = G_TRUNC %2
    %1(s16) = G_SEXT %0
    %3:gpr(s32) = G_ANYEXT %1
    $w0 = COPY %3(s32)
...