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definition → references, declarations, derived classes, virtual overrides
reference to multiple definitions → definitions
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple aarch64-apple-ios -run-pass=legalizer -verify-machineinstrs %s -o - | FileCheck %s
--- |
  target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
  target triple = "aarch64-apple-ios"

  define void @udiv_test(i128* %v1ptr, i128* %v2ptr) { ret void }

  define void @sdiv_test(i128* %v1ptr, i128* %v2ptr) { ret void }

...
---
name:            udiv_test
alignment:       4
tracksRegLiveness: true
liveins:
  - { reg: '$x0' }
  - { reg: '$x1' }
machineFunctionInfo: {}
body:             |
  bb.1 (%ir-block.0):
    liveins: $x0, $x1

    ; CHECK-LABEL: name: udiv_test
    ; CHECK: liveins: $x0, $x1
    ; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x0
    ; CHECK: [[COPY1:%[0-9]+]]:_(p0) = COPY $x1
    ; CHECK: [[LOAD:%[0-9]+]]:_(s128) = G_LOAD [[COPY]](p0) :: (load 16 from %ir.v1ptr)
    ; CHECK: [[LOAD1:%[0-9]+]]:_(s128) = G_LOAD [[COPY1]](p0) :: (load 16 from %ir.v2ptr)
    ; CHECK: ADJCALLSTACKDOWN 0, 0, implicit-def $sp, implicit $sp
    ; CHECK: [[UV:%[0-9]+]]:_(s64), [[UV1:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[LOAD]](s128)
    ; CHECK: [[UV2:%[0-9]+]]:_(s64), [[UV3:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[LOAD1]](s128)
    ; CHECK: $x0 = COPY [[UV]](s64)
    ; CHECK: $x1 = COPY [[UV1]](s64)
    ; CHECK: $x2 = COPY [[UV2]](s64)
    ; CHECK: $x3 = COPY [[UV3]](s64)
    ; CHECK: BL &__udivti3, csr_aarch64_aapcs, implicit-def $lr, implicit $sp, implicit $x0, implicit $x1, implicit $x2, implicit $x3, implicit-def $x0, implicit-def $x1
    ; CHECK: [[COPY2:%[0-9]+]]:_(s64) = COPY $x0
    ; CHECK: [[COPY3:%[0-9]+]]:_(s64) = COPY $x1
    ; CHECK: [[MV:%[0-9]+]]:_(s128) = G_MERGE_VALUES [[COPY2]](s64), [[COPY3]](s64)
    ; CHECK: ADJCALLSTACKUP 0, 0, implicit-def $sp, implicit $sp
    ; CHECK: G_STORE [[MV]](s128), [[COPY]](p0) :: (store 16 into %ir.v1ptr)
    ; CHECK: RET_ReallyLR
    %0:_(p0) = COPY $x0
    %1:_(p0) = COPY $x1
    %2:_(s128) = G_LOAD %0(p0) :: (load 16 from %ir.v1ptr)
    %3:_(s128) = G_LOAD %1(p0) :: (load 16 from %ir.v2ptr)
    %4:_(s128) = G_UDIV %2, %3
    G_STORE %4(s128), %0(p0) :: (store 16 into %ir.v1ptr)
    RET_ReallyLR

...
---
name:            sdiv_test
alignment:       4
tracksRegLiveness: true
liveins:
  - { reg: '$x0' }
  - { reg: '$x1' }
machineFunctionInfo: {}
body:             |
  bb.1 (%ir-block.0):
    liveins: $x0, $x1

    ; CHECK-LABEL: name: sdiv_test
    ; CHECK: liveins: $x0, $x1
    ; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x0
    ; CHECK: [[COPY1:%[0-9]+]]:_(p0) = COPY $x1
    ; CHECK: [[LOAD:%[0-9]+]]:_(s128) = G_LOAD [[COPY]](p0) :: (load 16 from %ir.v1ptr)
    ; CHECK: [[LOAD1:%[0-9]+]]:_(s128) = G_LOAD [[COPY1]](p0) :: (load 16 from %ir.v2ptr)
    ; CHECK: ADJCALLSTACKDOWN 0, 0, implicit-def $sp, implicit $sp
    ; CHECK: [[UV:%[0-9]+]]:_(s64), [[UV1:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[LOAD]](s128)
    ; CHECK: [[UV2:%[0-9]+]]:_(s64), [[UV3:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[LOAD1]](s128)
    ; CHECK: $x0 = COPY [[UV]](s64)
    ; CHECK: $x1 = COPY [[UV1]](s64)
    ; CHECK: $x2 = COPY [[UV2]](s64)
    ; CHECK: $x3 = COPY [[UV3]](s64)
    ; CHECK: BL &__divti3, csr_aarch64_aapcs, implicit-def $lr, implicit $sp, implicit $x0, implicit $x1, implicit $x2, implicit $x3, implicit-def $x0, implicit-def $x1
    ; CHECK: [[COPY2:%[0-9]+]]:_(s64) = COPY $x0
    ; CHECK: [[COPY3:%[0-9]+]]:_(s64) = COPY $x1
    ; CHECK: [[MV:%[0-9]+]]:_(s128) = G_MERGE_VALUES [[COPY2]](s64), [[COPY3]](s64)
    ; CHECK: ADJCALLSTACKUP 0, 0, implicit-def $sp, implicit $sp
    ; CHECK: G_STORE [[MV]](s128), [[COPY]](p0) :: (store 16 into %ir.v1ptr)
    ; CHECK: RET_ReallyLR
    %0:_(p0) = COPY $x0
    %1:_(p0) = COPY $x1
    %2:_(s128) = G_LOAD %0(p0) :: (load 16 from %ir.v1ptr)
    %3:_(s128) = G_LOAD %1(p0) :: (load 16 from %ir.v2ptr)
    %4:_(s128) = G_SDIV %2, %3
    G_STORE %4(s128), %0(p0) :: (store 16 into %ir.v1ptr)
    RET_ReallyLR

...