File: macro-fusion-addsub-2reg-const1.mir

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# RUN: llc -o - %s -mtriple=aarch64-- -mattr=+fuse-addsub-2reg-const1 -run-pass postmisched | FileCheck %s --check-prefixes=CHECK,FUSION
# RUN: llc -o - %s -mtriple=aarch64-- -mattr=-fuse-addsub-2reg-const1 -run-pass postmisched | FileCheck %s --check-prefixes=CHECK,NOFUSION
---
# CHECK-LABEL: name: addsub2reg
# CHECK: $w8 = ADDWrr killed renamable $w0, killed renamable $w1
# FUSION: renamable $w0 = ADDWri killed renamable $w8, 1, 0
# CHECK: $w9 = SUBWrr killed renamable $w2, killed renamable $w3
# NOFUSION: renamable $w0 = ADDWri killed renamable $w8, 1, 0
# CHECK: renamable $w1 = SUBWri killed renamable $w9, 1, 0
name: addsub2reg
tracksRegLiveness: true
body: |
  bb.0.entry:
    liveins: $w0, $w1, $w2, $w3

    $w8 = ADDWrr killed renamable $w0, killed renamable $w1
    $w9 = SUBWrr killed renamable $w2, killed renamable $w3
    renamable $w0 = ADDWri killed renamable $w8, 1, 0
    renamable $w1 = SUBWri killed renamable $w9, 1, 0

    $w0 = ORRWrs killed renamable $w0, killed renamable $w1, 0
    RET undef $lr, implicit $w0
...