1# RUN: llc -mtriple powerpc64le-unknown-linux-gnu -run-pass=ppc-early-ret -o \
2# RUN:   - %s -verify-machineinstrs | FileCheck %s
3
4---
5name:            testEarlyRet
6body:             |
7  bb.0.entry:
8    successors: %bb.4(0x40000000), %bb.1(0x40000000)
9
10    BC undef renamable $cr5lt, %bb.4
11
12  bb.1:
13    successors: %bb.2(0x80000000)
14
15    renamable $r3 = IMPLICIT_DEF
16    renamable $r4 = IMPLICIT_DEF
17
18  bb.2:
19    successors: %bb.3(0x80000000)
20    liveins: $r3, $r4
21
22    $r5 = OR $r4, $r4
23    renamable $r4 = ADDIC killed $r4, 1, implicit-def $carry
24    $r6 = OR $r3, $r3
25    renamable $r3 = ADDZE killed $r3, implicit-def dead $carry, implicit killed $carry
26    renamable $cr0 = CMPLW renamable $r3, killed renamable $r6
27    renamable $cr5lt = CRANDC renamable $cr0lt, renamable $cr0eq
28    renamable $cr1 = CMPLW renamable $r4, killed renamable $r5
29    BCLR killed renamable $cr5lt, implicit $lr, implicit $rm
30
31  bb.3:
32    successors: %bb.4(0x02082082), %bb.2(0x7df7df7e)
33    liveins: $cr0, $cr1, $r3, $r4
34
35    renamable $cr5lt = CRAND killed renamable $cr0eq, killed renamable $cr1lt, implicit $cr1, implicit $cr0
36    BCn killed renamable $cr5lt, %bb.2
37
38  bb.4:
39    BLR implicit $lr, implicit $rm
40
41  ; CHECK-LABEL: testEarlyRet
42  ; CHECK: bb.0.entry:
43  ; CHECK:   BCLR undef renamable $cr5lt, implicit $lr, implicit $rm
44  ; CHECK: bb.1:
45  ; CHECK:   renamable $r3 = IMPLICIT_DEF
46  ; CHECK:   renamable $r4 = IMPLICIT_DEF
47  ; CHECK: bb.2:
48  ; CHECK:   $r5 = OR $r4, $r4
49  ; CHECK:   renamable $r4 = ADDIC killed $r4, 1, implicit-def $carry
50  ; CHECK:   $r6 = OR $r3, $r3
51  ; CHECK:   renamable $r3 = ADDZE killed $r3, implicit-def dead $carry, implicit killed $carry
52  ; CHECK:   renamable $cr0 = CMPLW renamable $r3, killed renamable $r6
53  ; CHECK:   renamable $cr5lt = CRANDC renamable $cr0lt, renamable $cr0eq
54  ; CHECK:   renamable $cr1 = CMPLW renamable $r4, killed renamable $r5
55  ; CHECK:   BCLR killed renamable $cr5lt, implicit $lr, implicit $rm
56  ; CHECK: bb.3:
57  ; CHECK:   renamable $cr5lt = CRAND killed renamable $cr0eq, killed renamable $cr1lt, implicit $cr1, implicit $cr0
58  ; CHECK:   BCn killed renamable $cr5lt, %bb.2
59  ; CHECK:   BLR implicit $lr, implicit $rm
60...
61