1
; RUN: llc -mcpu=pwr7 < %s | FileCheck %s
2
target datalayout = "E-m:e-i64:64-n32:64"
3
target triple = "powerpc64-unknown-linux-gnu"
5
; Function Attrs: nounwind
6
define void @jbd2_journal_commit_transaction(i32* %journal) #0 {
8
br i1 undef, label %do.body, label %if.then5
10
if.then5: ; preds = %entry
13
do.body: ; preds = %entry
14
br i1 undef, label %do.body.i, label %trace_jbd2_start_commit.exit
16
do.body.i: ; preds = %do.body
19
trace_jbd2_start_commit.exit: ; preds = %do.body
20
br i1 undef, label %do.body.i1116, label %trace_jbd2_commit_locking.exit
22
do.body.i1116: ; preds = %trace_jbd2_start_commit.exit
23
br i1 undef, label %if.end.i1123, label %do.body5.i1122
25
do.body5.i1122: ; preds = %do.body.i1116
28
if.end.i1123: ; preds = %do.body.i1116
29
br label %trace_jbd2_commit_locking.exit
31
trace_jbd2_commit_locking.exit: ; preds = %if.end.i1123, %trace_jbd2_start_commit.exit
32
br i1 undef, label %spin_unlock.exit1146, label %if.then.i.i.i.i1144
34
if.then.i.i.i.i1144: ; preds = %trace_jbd2_commit_locking.exit
37
spin_unlock.exit1146: ; preds = %trace_jbd2_commit_locking.exit
38
br i1 undef, label %spin_unlock.exit1154, label %if.then.i.i.i.i1152
40
if.then.i.i.i.i1152: ; preds = %spin_unlock.exit1146
41
br label %spin_unlock.exit1154
43
spin_unlock.exit1154: ; preds = %if.then.i.i.i.i1152, %spin_unlock.exit1146
44
br i1 undef, label %do.body.i1159, label %trace_jbd2_commit_flushing.exit
46
do.body.i1159: ; preds = %spin_unlock.exit1154
49
trace_jbd2_commit_flushing.exit: ; preds = %spin_unlock.exit1154
50
br i1 undef, label %for.end.i, label %for.body.lr.ph.i
52
for.body.lr.ph.i: ; preds = %trace_jbd2_commit_flushing.exit
53
br i1 undef, label %spin_unlock.exit.i, label %if.then.i.i.i.i.i
55
if.then.i.i.i.i.i: ; preds = %for.body.lr.ph.i
58
spin_unlock.exit.i: ; preds = %for.body.lr.ph.i
61
for.end.i: ; preds = %trace_jbd2_commit_flushing.exit
62
br i1 undef, label %journal_submit_data_buffers.exit, label %if.then.i.i.i.i31.i
64
if.then.i.i.i.i31.i: ; preds = %for.end.i
67
journal_submit_data_buffers.exit: ; preds = %for.end.i
68
br i1 undef, label %if.end103, label %if.then102
70
if.then102: ; preds = %journal_submit_data_buffers.exit
73
if.end103: ; preds = %journal_submit_data_buffers.exit
74
br i1 undef, label %do.body.i1182, label %trace_jbd2_commit_logging.exit
76
do.body.i1182: ; preds = %if.end103
79
trace_jbd2_commit_logging.exit: ; preds = %if.end103
80
br i1 undef, label %for.end.i1287, label %for.body.i1277
82
for.body.i1277: ; preds = %trace_jbd2_commit_logging.exit
85
for.end.i1287: ; preds = %trace_jbd2_commit_logging.exit
86
br i1 undef, label %journal_finish_inode_data_buffers.exit, label %if.then.i.i.i.i84.i
88
if.then.i.i.i.i84.i: ; preds = %for.end.i1287
91
journal_finish_inode_data_buffers.exit: ; preds = %for.end.i1287
92
br i1 undef, label %if.end256, label %if.then249
94
if.then249: ; preds = %journal_finish_inode_data_buffers.exit
97
if.end256: ; preds = %journal_finish_inode_data_buffers.exit
98
br i1 undef, label %do.body277, label %if.then260
100
if.then260: ; preds = %if.end256
103
do.body277: ; preds = %if.then260, %if.end256
104
br label %while.body318
106
while.body318: ; preds = %wait_on_buffer.exit, %do.body277
107
%tobool.i1295 = icmp eq i64 undef, 0
108
br i1 %tobool.i1295, label %wait_on_buffer.exit, label %if.then.i1296
110
if.then.i1296: ; preds = %while.body318
113
wait_on_buffer.exit: ; preds = %while.body318
114
br i1 undef, label %do.body378, label %while.body318
116
do.body378: ; preds = %wait_on_buffer.exit
117
br i1 undef, label %while.end418, label %while.body392.lr.ph
119
while.body392.lr.ph: ; preds = %do.body378
120
br label %while.body392
122
while.body392: ; preds = %wait_on_buffer.exit1319, %while.body392.lr.ph
123
%0 = load i8*, i8** undef, align 8
124
%add.ptr399 = getelementptr inbounds i8, i8* %0, i64 -72
125
%b_state.i.i1314 = bitcast i8* %add.ptr399 to i64*
126
%tobool.i1316 = icmp eq i64 undef, 0
127
br i1 %tobool.i1316, label %wait_on_buffer.exit1319, label %if.then.i1317
129
if.then.i1317: ; preds = %while.body392
132
wait_on_buffer.exit1319: ; preds = %while.body392
133
%1 = load volatile i64, i64* %b_state.i.i1314, align 8
134
%conv.i.i1322 = and i64 %1, 1
135
%lnot404 = icmp eq i64 %conv.i.i1322, 0
136
%.err.4 = select i1 %lnot404, i32 -5, i32 undef
137
%2 = call i64 asm sideeffect "1:.long 0x7c0000a8 $| ((($0) & 0x1f) << 21) $| (((0) & 0x1f) << 16) $| ((($3) & 0x1f) << 11) $| (((0) & 0x1) << 0) \0Aandc $0,$0,$2\0Astdcx. $0,0,$3\0Abne- 1b\0A", "=&r,=*m,r,r,*m,~{cc},~{memory}"(i64* %b_state.i.i1314, i64 262144, i64* %b_state.i.i1314, i64* %b_state.i.i1314) #1
138
%prev.i.i.i1325 = getelementptr inbounds i8, i8* %0, i64 8
139
%3 = load i32*, i32** null, align 8
140
store i32* %3, i32** undef, align 8
141
call void @__brelse(i32* undef) #1
142
br i1 undef, label %while.end418, label %while.body392
144
; CHECK-LABEL: @jbd2_journal_commit_transaction
146
; CHECK: crmove [[REG:[0-9]+]], 1
148
; CHECK: isel {{[0-9]+}}, {{[0-9]+}}, {{[0-9]+}}, [[REG]]
150
while.end418: ; preds = %wait_on_buffer.exit1319, %do.body378
151
%err.4.lcssa = phi i32 [ undef, %do.body378 ], [ %.err.4, %wait_on_buffer.exit1319 ]
152
br i1 undef, label %if.end421, label %if.then420
154
if.then420: ; preds = %while.end418
155
call void @jbd2_journal_abort(i32* %journal, i32 signext %err.4.lcssa) #1
158
if.end421: ; preds = %if.then420, %while.end418
162
declare void @jbd2_journal_abort(i32*, i32 signext)
164
declare void @__brelse(i32*)
166
attributes #0 = { nounwind }
167
attributes #1 = { nounwind }