llvm/llvm/test/CodeGen/AArch64/GlobalISel/regbank-trunc-s128.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=aarch64-unknown-unknown -verify-machineinstrs -O0 -run-pass=regbankselect %s -o - | FileCheck %s
---
name:            trunc_s64_s128
alignment:       4
legalized:       true
tracksRegLiveness: true
body:             |
  bb.1:
    liveins: $q0

    ; CHECK-LABEL: name: trunc_s64_s128
    ; CHECK: liveins: $q0
    ; CHECK: [[COPY:%[0-9]+]]:fpr(s128) = COPY $q0
    ; CHECK: [[TRUNC:%[0-9]+]]:fpr(s64) = G_TRUNC [[COPY]](s128)
    ; CHECK: $d2 = COPY [[TRUNC]](s64)
    ; CHECK: RET_ReallyLR implicit $d2
    %0:_(s128) = COPY $q0
    %1:_(s64) = G_TRUNC %0(s128)
    $d2 = COPY %1(s64)
    RET_ReallyLR implicit $d2

...