test/CodeGen/AArch64/GlobalISel/legalize-div.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -O0 -march=aarch64 -run-pass=legalizer %s -o - | FileCheck %s
---
name:            test_div
body:             |
  bb.0.entry:
    ; CHECK-LABEL: name: test_div
    ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
    ; CHECK: [[COPY1:%[0-9]+]]:_(s64) = COPY $x1
    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 24
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64)
    ; CHECK: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[TRUNC]], [[C]](s32)
    ; CHECK: [[ASHR:%[0-9]+]]:_(s32) = G_ASHR [[SHL]], [[C]](s32)
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s64)
    ; CHECK: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[TRUNC1]], [[C]](s32)
    ; CHECK: [[ASHR1:%[0-9]+]]:_(s32) = G_ASHR [[SHL1]], [[C]](s32)
    ; CHECK: [[SDIV:%[0-9]+]]:_(s32) = G_SDIV [[ASHR]], [[ASHR1]]
    ; CHECK: [[COPY2:%[0-9]+]]:_(s32) = COPY [[SDIV]](s32)
    ; CHECK: $w0 = COPY [[COPY2]](s32)
    ; CHECK: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 255
    ; CHECK: [[TRUNC2:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64)
    ; CHECK: [[AND:%[0-9]+]]:_(s32) = G_AND [[TRUNC2]], [[C2]]
    ; CHECK: [[TRUNC3:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s64)
    ; CHECK: [[AND1:%[0-9]+]]:_(s32) = G_AND [[TRUNC3]], [[C2]]
    ; CHECK: [[UDIV:%[0-9]+]]:_(s32) = G_UDIV [[AND]], [[AND1]]
    ; CHECK: [[COPY3:%[0-9]+]]:_(s32) = COPY [[UDIV]](s32)
    ; CHECK: $w0 = COPY [[COPY3]](s32)
    %0:_(s64) = COPY $x0
    %1:_(s64) = COPY $x1
    %2:_(s8) = G_TRUNC %0(s64)
    %3:_(s8) = G_TRUNC %1(s64)
    %4:_(s8) = G_SDIV %2, %3
    %6:_(s32) = G_ANYEXT %4(s8)
    $w0 = COPY %6(s32)
    %5:_(s8) = G_UDIV %2, %3
    %7:_(s32) = G_ANYEXT %5(s8)
    $w0 = COPY %7(s32)

...
---
name:            sdiv_v4s32
alignment:       2
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.1:
    liveins: $q0, $q1

    ; CHECK-LABEL: name: sdiv_v4s32
    ; CHECK: liveins: $q0, $q1
    ; CHECK: [[COPY:%[0-9]+]]:_(<4 x s32>) = COPY $q0
    ; CHECK: [[COPY1:%[0-9]+]]:_(<4 x s32>) = COPY $q1
    ; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<4 x s32>)
    ; CHECK: [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32), [[UV6:%[0-9]+]]:_(s32), [[UV7:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<4 x s32>)
    ; CHECK: [[SDIV:%[0-9]+]]:_(s32) = G_SDIV [[UV]], [[UV4]]
    ; CHECK: [[SDIV1:%[0-9]+]]:_(s32) = G_SDIV [[UV1]], [[UV5]]
    ; CHECK: [[SDIV2:%[0-9]+]]:_(s32) = G_SDIV [[UV2]], [[UV6]]
    ; CHECK: [[SDIV3:%[0-9]+]]:_(s32) = G_SDIV [[UV3]], [[UV7]]
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[SDIV]](s32), [[SDIV1]](s32), [[SDIV2]](s32), [[SDIV3]](s32)
    ; CHECK: $q0 = COPY [[BUILD_VECTOR]](<4 x s32>)
    ; CHECK: RET_ReallyLR implicit $q0
    %0:_(<4 x s32>) = COPY $q0
    %1:_(<4 x s32>) = COPY $q1
    %2:_(<4 x s32>) = G_SDIV %0, %1
    $q0 = COPY %2(<4 x s32>)
    RET_ReallyLR implicit $q0

...