select-uzp.mir 1.5 KB
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
#
# Check that we can select G_UZP1 and G_UZP2 via the tablegen importer.
#
# RUN: llc -mtriple aarch64 -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s

...
---
name:            uzp1_v4s32
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.1.entry:
    liveins: $q0, $q1

    ; CHECK-LABEL: name: uzp1_v4s32
    ; CHECK: liveins: $q0, $q1
    ; CHECK: [[COPY:%[0-9]+]]:fpr128 = COPY $q0
    ; CHECK: [[COPY1:%[0-9]+]]:fpr128 = COPY $q1
    ; CHECK: [[UZP1v4i32_:%[0-9]+]]:fpr128 = UZP1v4i32 [[COPY]], [[COPY1]]
    ; CHECK: $q0 = COPY [[UZP1v4i32_]]
    ; CHECK: RET_ReallyLR implicit $q0
    %0:fpr(<4 x s32>) = COPY $q0
    %1:fpr(<4 x s32>) = COPY $q1
    %2:fpr(<4 x s32>) = G_UZP1 %0, %1
    $q0 = COPY %2(<4 x s32>)
    RET_ReallyLR implicit $q0

...
---
name:            uzp2_v4s32
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.1.entry:
  liveins: $q0, $q1

    ; CHECK-LABEL: name: uzp2_v4s32
    ; CHECK: liveins: $q0, $q1
    ; CHECK: [[COPY:%[0-9]+]]:fpr128 = COPY $q0
    ; CHECK: [[COPY1:%[0-9]+]]:fpr128 = COPY $q1
    ; CHECK: [[UZP2v4i32_:%[0-9]+]]:fpr128 = UZP2v4i32 [[COPY]], [[COPY1]]
    ; CHECK: $q0 = COPY [[UZP2v4i32_]]
    ; CHECK: RET_ReallyLR implicit $q0
  %0:fpr(<4 x s32>) = COPY $q0
  %1:fpr(<4 x s32>) = COPY $q1
  %2:fpr(<4 x s32>) = G_UZP2 %0, %1
  $q0 = COPY %2(<4 x s32>)
  RET_ReallyLR implicit $q0

...