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" 4 5 ; Function Attrs: nounwind 6 define void @jbd2_journal_commit_transaction() #0 { 7 entry: 8 br i1 undef, label %do.body, label %if.then5 9 10 if.then5: ; preds = %entry 11 unreachable 12 13 do.body: ; preds = %entry 14 br i1 undef, label %do.body.i, label %trace_jbd2_start_commit.exit 15 16 do.body.i: ; preds = %do.body 17 unreachable 18 19 trace_jbd2_start_commit.exit: ; preds = %do.body 20 br i1 undef, label %do.body.i1116, label %trace_jbd2_commit_locking.exit 21 22 do.body.i1116: ; preds = %trace_jbd2_start_commit.exit 23 unreachable 24 25 trace_jbd2_commit_locking.exit: ; preds = %trace_jbd2_start_commit.exit 26 br i1 undef, label %while.end, label %while.body.lr.ph 27 28 while.body.lr.ph: ; preds = %trace_jbd2_commit_locking.exit 29 unreachable 30 31 while.end: ; preds = %trace_jbd2_commit_locking.exit 32 br i1 undef, label %spin_unlock.exit1146, label %if.then.i.i.i.i1144 33 34 if.then.i.i.i.i1144: ; preds = %while.end 35 unreachable 36 37 spin_unlock.exit1146: ; preds = %while.end 38 br i1 undef, label %spin_unlock.exit1154, label %if.then.i.i.i.i1152 39 40 if.then.i.i.i.i1152: ; preds = %spin_unlock.exit1146 41 unreachable 42 43 spin_unlock.exit1154: ; preds = %spin_unlock.exit1146 44 br i1 undef, label %do.body.i1159, label %trace_jbd2_commit_flushing.exit 45 46 do.body.i1159: ; preds = %spin_unlock.exit1154 47 br i1 undef, label %if.end.i1166, label %do.body5.i1165 48 49 do.body5.i1165: ; preds = %do.body.i1159 50 unreachable 51 52 if.end.i1166: ; preds = %do.body.i1159 53 unreachable 54 55 trace_jbd2_commit_flushing.exit: ; preds = %spin_unlock.exit1154 56 br i1 undef, label %for.end.i, label %for.body.lr.ph.i 57 58 for.body.lr.ph.i: ; preds = %trace_jbd2_commit_flushing.exit 59 unreachable 60 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 63 64 if.then.i.i.i.i31.i: ; preds = %for.end.i 65 br label %journal_submit_data_buffers.exit 66 67 journal_submit_data_buffers.exit: ; preds = %if.then.i.i.i.i31.i, %for.end.i 68 br i1 undef, label %if.end103, label %if.then102 69 70 if.then102: ; preds = %journal_submit_data_buffers.exit 71 unreachable 72 73 if.end103: ; preds = %journal_submit_data_buffers.exit 74 br i1 undef, label %do.body.i1182, label %trace_jbd2_commit_logging.exit 75 76 do.body.i1182: ; preds = %if.end103 77 br i1 undef, label %if.end.i1189, label %do.body5.i1188 78 79 do.body5.i1188: ; preds = %do.body5.i1188, %do.body.i1182 80 br i1 undef, label %if.end.i1189, label %do.body5.i1188 81 82 if.end.i1189: ; preds = %do.body5.i1188, %do.body.i1182 83 unreachable 84 85 trace_jbd2_commit_logging.exit: ; preds = %if.end103 86 br label %while.cond129.outer1451 87 88 while.cond129.outer1451: ; preds = %start_journal_io, %trace_jbd2_commit_logging.exit 89 br label %while.cond129 90 91 while.cond129: ; preds = %if.then135, %while.cond129.outer1451 92 br i1 undef, label %while.end246, label %if.then135 93 94 if.then135: ; preds = %while.cond129 95 br i1 undef, label %start_journal_io, label %while.cond129 96 97 start_journal_io: ; preds = %if.then135 98 br label %while.cond129.outer1451 99 100 while.end246: ; preds = %while.cond129 101 br i1 undef, label %for.end.i1287, label %for.body.i1277 102 103 for.body.i1277: ; preds = %while.end246 104 unreachable 105 106 for.end.i1287: ; preds = %while.end246 107 br i1 undef, label %journal_finish_inode_data_buffers.exit, label %if.then.i.i.i.i84.i 108 109 if.then.i.i.i.i84.i: ; preds = %for.end.i1287 110 unreachable 111 112 journal_finish_inode_data_buffers.exit: ; preds = %for.end.i1287 113 br i1 undef, label %if.end256, label %if.then249 114 115 if.then249: ; preds = %journal_finish_inode_data_buffers.exit 116 unreachable 117 118 if.end256: ; preds = %journal_finish_inode_data_buffers.exit 119 br label %while.body318 120 121 while.body318: ; preds = %wait_on_buffer.exit, %if.end256 122 br i1 undef, label %wait_on_buffer.exit, label %if.then.i1296 123 124 if.then.i1296: ; preds = %while.body318 125 br label %wait_on_buffer.exit 126 127 wait_on_buffer.exit: ; preds = %if.then.i1296, %while.body318 128 br i1 undef, label %do.body378, label %while.body318 129 130 do.body378: ; preds = %wait_on_buffer.exit 131 br i1 undef, label %while.end418, label %while.body392.lr.ph 132 133 while.body392.lr.ph: ; preds = %do.body378 134 br label %while.body392 135 136 while.body392: ; preds = %wait_on_buffer.exit1319, %while.body392.lr.ph 137 %0 = load i8*, i8** undef, align 8 138 %add.ptr399 = getelementptr inbounds i8, i8* %0, i64 -72 139 %b_state.i.i1314 = bitcast i8* %add.ptr399 to i64* 140 %tobool.i1316 = icmp eq i64 undef, 0 141 br i1 %tobool.i1316, label %wait_on_buffer.exit1319, label %if.then.i1317 142 143 if.then.i1317: ; preds = %while.body392 144 unreachable 145 146 wait_on_buffer.exit1319: ; preds = %while.body392 147 %1 = load volatile i64, i64* %b_state.i.i1314, align 8 148 %conv.i.i1322 = and i64 %1, 1 149 %lnot404 = icmp eq i64 %conv.i.i1322, 0 150 %.err.4 = select i1 %lnot404, i32 -5, i32 undef 151 %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) #0 152 store i8* %0, i8** undef, align 8 153 %cmp.i1312 = icmp eq i32* undef, undef 154 br i1 %cmp.i1312, label %while.end418, label %while.body392 155 156 while.end418: ; preds = %wait_on_buffer.exit1319, %do.body378 157 %err.4.lcssa = phi i32 [ undef, %do.body378 ], [ %.err.4, %wait_on_buffer.exit1319 ] 158 %tobool419 = icmp eq i32 %err.4.lcssa, 0 159 br i1 %tobool419, label %if.end421, label %if.then420 160 161 ; CHECK-LABEL: @jbd2_journal_commit_transaction 162 ; CHECK: andi. 163 ; CHECK: crmove [[REG:[0-9]+]], 1 164 ; CHECK: stdcx. 165 ; CHECK: isel {{[0-9]+}}, {{[0-9]+}}, {{[0-9]+}}, [[REG]] 166 167 if.then420: ; preds = %while.end418 168 unreachable 169 170 if.end421: ; preds = %while.end418 171 unreachable 172 } 173 174 attributes #0 = { nounwind } 175 176
