seqpaircopy.mir 641 Bytes
# RUN: llc -o - %s -mtriple=aarch64-- -mattr=+v8.1a -run-pass=postrapseudos | FileCheck %s
---
# CHECK-LABEL: name: copy_xseqpairs
name: copy_xseqpairs
body: |
  bb.0:
    ; CHECK: $x4_x5 = CASPALX $x4_x5, $x2_x3, $x0
    ; CHECK: $x0 = ORRXrs $xzr, $x4, 0
    ; CHECK: $x1 = ORRXrs $xzr, $x5, 0
    $x4_x5 = CASPALX $x4_x5, $x2_x3, $x0
    $x0_x1 = COPY $x4_x5
...
---
# CHECK-LABEL: name: copy_wseqpairs
name: copy_wseqpairs
body: |
  bb.0:
    ; CHECK: $w4_w5 = CASPALW $w4_w5, $w2_w3, $x0
    ; CHECK: $w0 = ORRWrs $wzr, $w4, 0
    ; CHECK: $w1 = ORRWrs $wzr, $w5, 0
    $w4_w5 = CASPALW $w4_w5, $w2_w3, $x0
    $w0_w1 = COPY $w4_w5
...