bug47278-eflags-error.mir
1.7 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=i386-unknown-linux-musl -verify-machineinstrs -run-pass=regallocfast -o - %s | FileCheck %s
# Test for correct management of allocatable and non-allocatable
# live-ins in fastregalloc
---
name: live_through_ecx
tracksRegLiveness: true
body: |
; CHECK-LABEL: name: live_through_ecx
; CHECK: bb.0:
; CHECK: successors: %bb.1(0x80000000)
; CHECK: liveins: $ecx
; CHECK: NOOP implicit $ecx
; CHECK: bb.1:
; CHECK: liveins: $ecx
; CHECK: RET implicit killed $ecx
bb.0:
liveins: $ecx
NOOP implicit $ecx
bb.1:
liveins: $ecx
RET implicit $ecx
...
---
name: live_out_ecx
tracksRegLiveness: true
body: |
; CHECK-LABEL: name: live_out_ecx
; CHECK: bb.0:
; CHECK: successors: %bb.1(0x80000000)
; CHECK: liveins: $eax, $ebx
; CHECK: renamable $ecx = COPY killed $ebx
; CHECK: bb.1:
; CHECK: liveins: $ecx
; CHECK: RET implicit killed $ecx
bb.0:
liveins: $eax, $ebx
%0:gr32 = COPY $eax
%1:gr32 = COPY $ebx
$ecx = COPY %1
bb.1:
liveins: $ecx
RET implicit $ecx
...
---
name: live_out_eflags
tracksRegLiveness: true
body: |
; CHECK-LABEL: name: live_out_eflags
; CHECK: bb.0:
; CHECK: successors: %bb.1(0x80000000)
; CHECK: liveins: $eax, $ebx
; CHECK: TEST32rr killed renamable $eax, killed renamable $ebx, implicit-def $eflags
; CHECK: bb.1:
; CHECK: liveins: $eflags
; CHECK: RET implicit killed $eflags
bb.0:
liveins: $eax, $ebx
%0:gr32 = COPY $eax
%1:gr32 = COPY $ebx
TEST32rr %0, %1, implicit-def $eflags
bb.1:
liveins: $eflags
RET implicit $eflags
...