legalize-sext-copy.mir 693 Bytes
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -march=aarch64 -run-pass=legalizer %s -o - | FileCheck %s
---
name:            test_sext_copy
body: |
  bb.0.entry:
    liveins: $w0, $w1
    ; CHECK-LABEL: name: test_sext_copy
    ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w1
    ; CHECK: $w0 = COPY [[COPY]](s32)
    ; CHECK: $w0 = COPY [[COPY]](s32)
    ; CHECK: [[COPY1:%[0-9]+]]:_(s32) = COPY $w0
    ; CHECK: [[SEXT:%[0-9]+]]:_(s64) = G_SEXT [[COPY1]](s32)
    ; CHECK: $x0 = COPY [[SEXT]](s64)
    %0:_(s32) = COPY $w1
    $w0 = COPY %0(s32)
    $w0 = COPY %0(s32)
    %1:_(s32) = COPY $w0
    %2:_(s64) = G_SEXT %1(s32)
    $x0 = COPY %2(s64)
...