1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -march=aarch64 -run-pass=legalizer %s -o - | FileCheck %s
3
4---
5name:            test_scalar_sub_big
6body:             |
7  bb.0.entry:
8    ; CHECK-LABEL: name: test_scalar_sub_big
9    ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
10    ; CHECK: [[COPY1:%[0-9]+]]:_(s64) = COPY $x1
11    ; CHECK: [[COPY2:%[0-9]+]]:_(s64) = COPY $x2
12    ; CHECK: [[COPY3:%[0-9]+]]:_(s64) = COPY $x3
13    ; CHECK: [[USUBO:%[0-9]+]]:_(s64), [[USUBO1:%[0-9]+]]:_(s1) = G_USUBO [[COPY]], [[COPY2]]
14    ; CHECK: [[USUBE:%[0-9]+]]:_(s64), [[USUBE1:%[0-9]+]]:_(s1) = G_USUBE [[COPY1]], [[COPY3]], [[USUBO1]]
15    ; CHECK: $x0 = COPY [[USUBO]](s64)
16    ; CHECK: $x1 = COPY [[USUBE]](s64)
17    %0:_(s64) = COPY $x0
18    %1:_(s64) = COPY $x1
19    %2:_(s64) = COPY $x2
20    %3:_(s64) = COPY $x3
21    %4:_(s128) = G_MERGE_VALUES %0(s64), %1(s64)
22    %5:_(s128) = G_MERGE_VALUES %2(s64), %3(s64)
23    %6:_(s128) = G_SUB %4, %5
24    %7:_(s64), %8:_(s64) = G_UNMERGE_VALUES %6(s128)
25    $x0 = COPY %7(s64)
26    $x1 = COPY %8(s64)
27
28...
29---
30name:            test_scalar_sub_big_nonpow2
31body:             |
32  bb.0.entry:
33    ; CHECK-LABEL: name: test_scalar_sub_big_nonpow2
34    ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
35    ; CHECK: [[COPY1:%[0-9]+]]:_(s64) = COPY $x1
36    ; CHECK: [[COPY2:%[0-9]+]]:_(s64) = COPY $x2
37    ; CHECK: [[COPY3:%[0-9]+]]:_(s64) = COPY $x3
38    ; CHECK: [[USUBO:%[0-9]+]]:_(s64), [[USUBO1:%[0-9]+]]:_(s1) = G_USUBO [[COPY]], [[COPY1]]
39    ; CHECK: [[USUBE:%[0-9]+]]:_(s64), [[USUBE1:%[0-9]+]]:_(s1) = G_USUBE [[COPY1]], [[COPY2]], [[USUBO1]]
40    ; CHECK: [[USUBE2:%[0-9]+]]:_(s64), [[USUBE3:%[0-9]+]]:_(s1) = G_USUBE [[COPY2]], [[COPY3]], [[USUBE1]]
41    ; CHECK: $x0 = COPY [[USUBO]](s64)
42    ; CHECK: $x1 = COPY [[USUBE]](s64)
43    ; CHECK: $x2 = COPY [[USUBE2]](s64)
44    %0:_(s64) = COPY $x0
45    %1:_(s64) = COPY $x1
46    %2:_(s64) = COPY $x2
47    %3:_(s64) = COPY $x3
48    %4:_(s192) = G_MERGE_VALUES %0(s64), %1(s64), %2(s64)
49    %5:_(s192) = G_MERGE_VALUES %1(s64), %2(s64), %3(s64)
50    %6:_(s192) = G_SUB %4, %5
51    %7:_(s64), %8:_(s64), %9:_(s64) = G_UNMERGE_VALUES %6(s192)
52    $x0 = COPY %7(s64)
53    $x1 = COPY %8(s64)
54    $x2 = COPY %9(s64)
55
56...
57---
58name:            test_scalar_sub_small
59body:             |
60  bb.0.entry:
61    ; CHECK-LABEL: name: test_scalar_sub_small
62    ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
63    ; CHECK: [[COPY1:%[0-9]+]]:_(s64) = COPY $x1
64    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64)
65    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s64)
66    ; CHECK: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[TRUNC]], [[TRUNC1]]
67    ; CHECK: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[SUB]](s32)
68    ; CHECK: $x0 = COPY [[ANYEXT]](s64)
69    %0:_(s64) = COPY $x0
70    %1:_(s64) = COPY $x1
71    %2:_(s8) = G_TRUNC %0(s64)
72    %3:_(s8) = G_TRUNC %1(s64)
73    %4:_(s8) = G_SUB %2, %3
74    %5:_(s64) = G_ANYEXT %4(s8)
75    $x0 = COPY %5(s64)
76
77...
78