vgather-packetize.mir 931 Bytes
# RUN: llc -march=hexagon -mcpu=hexagonv65 -start-before hexagon-packetizer -o - %s | FileCheck %s

# Check that the vgather pseudo was expanded and packetized with the
# surrounding instructions.

# CHECK:      r1 = add(r1,#1)
# CHECK-NEXT: vtmp.h = vgather
# CHECK-NEXT: vmem(r0+#0) = vtmp.new
# CHECK-NEXT: } :endloop0

name: fred
tracksRegLiveness: true
body: |
  bb.0:
    liveins: $r0, $r1, $r2, $m0, $w0
    $r1 = A2_tfrsi 2
    $r2 = A2_tfrsi 1
    $m0 = A2_tfrrcr $r1
    J2_loop0i %bb.1, 128, implicit-def $lc0, implicit-def $sa0, implicit-def $usr

  bb.1:
    liveins: $r0, $r1, $r2, $m0, $w0
    $r1 = A2_addi $r1, 1
    V6_vgathermhw_pseudo $r0, $r2, $m0, $w0, implicit-def $vtmp
    ENDLOOP0 %bb.1, implicit $lc0, implicit $sa0, implicit-def $lc0, implicit-def $p3, implicit-def $pc, implicit-def $usr

  bb.2:
    liveins: $r1
    $r0 = A2_tfr $r1
    PS_jmpret killed $r31, implicit $r0, implicit-def dead $pc
...