1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -O0 -run-pass=legalizer %s -o - | FileCheck %s
3
4--- |
5  target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
6  target triple = "aarch64--"
7  define void @test_scalar_sub_small() {
8  entry:
9    ret void
10  }
11...
12
13---
14name:            test_scalar_sub_small
15registers:
16  - { id: 0, class: _ }
17  - { id: 1, class: _ }
18  - { id: 2, class: _ }
19  - { id: 3, class: _ }
20  - { id: 4, class: _ }
21  - { id: 5, class: _ }
22body: |
23  bb.0.entry:
24    liveins: $x0, $x1, $x2, $x3
25
26    ; CHECK-LABEL: name: test_scalar_sub_small
27    ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
28    ; CHECK: [[COPY1:%[0-9]+]]:_(s64) = COPY $x1
29    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64)
30    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s64)
31    ; CHECK: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[TRUNC]], [[TRUNC1]]
32    ; CHECK: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[SUB]](s32)
33    ; CHECK: $x0 = COPY [[ANYEXT]](s64)
34    %0(s64) = COPY $x0
35    %1(s64) = COPY $x1
36    %2(s8) = G_TRUNC %0
37    %3(s8) = G_TRUNC %1
38    %4(s8) = G_SUB %2, %3
39    %5(s64) = G_ANYEXT %4
40    $x0 = COPY %5
41...
42