1 ; This is a copy of test/CodeGen/X86/ragreedy-hoist-spill.ll. It generates
2 ; sufficiently interesting differences between the default eviction heuristic
3 ; and the test ML policy: different eviction choices, and different reward.
6 %struct.TMP.1 = type { %struct.TMP.2*, %struct.TMP.2*, [1024 x i8] }
7 %struct.TMP.2 = type { i8*, i32, i32, i16, i16, %struct.TMP.3, i32, i8*, i32 (i8*)*, i32 (i8*, i8*, i32)*, i64 (i8*, i64, i32)*, i32 (i8*, i8*, i32)*, %struct.TMP.3, %struct.TMP.4*, i32, [3 x i8], [1 x i8], %struct.TMP.3, i32, i64 }
8 %struct.TMP.4 = type opaque
9 %struct.TMP.3 = type { i8*, i32 }
11 @syBuf = external global [16 x %struct.TMP.1], align 16
12 @syHistory = external global [8192 x i8], align 16
13 @SyFgets.yank = external global [512 x i8], align 16
14 @syCTRO = external global i32, align 4
16 define i8* @SyFgets(i8* %line, i64 %length, i64 %fid) {
18 %sub.ptr.rhs.cast646 = ptrtoint i8* %line to i64
19 %old = alloca [512 x i8], align 16
20 %0 = getelementptr inbounds [512 x i8], [512 x i8]* %old, i64 0, i64 0
21 switch i64 %fid, label %if.then [
30 switch i64 undef, label %if.end25 [
31 i64 0, label %if.then4
32 i64 1, label %if.end25
36 br i1 undef, label %SyTime.exit, label %if.then.i
42 br i1 undef, label %SyTime.exit2681, label %if.then.i2673
54 br i1 undef, label %SyTime.exit2720, label %if.then.i2712
60 %add.ptr = getelementptr [512 x i8], [512 x i8]* %old, i64 0, i64 512
61 %cmp293427 = icmp ult i8* %0, %add.ptr
62 br i1 %cmp293427, label %for.body.lr.ph, label %while.body.preheader
65 call void @llvm.memset.p0i8.i64(i8* align 16 undef, i8 32, i64 512, i1 false)
66 br label %while.body.preheader
69 %add.ptr1603 = getelementptr [512 x i8], [512 x i8]* null, i64 0, i64 512
70 %echo.i3101 = getelementptr [16 x %struct.TMP.1], [16 x %struct.TMP.1]* @syBuf, i64 0, i64 %fid, i32 1
71 %1 = xor i64 %sub.ptr.rhs.cast646, -1
75 %ch2.0 = phi i32 [ 0, %while.body.preheader ], [ %ch.12.ch2.12, %do.body ]
76 %rep.0 = phi i32 [ 1, %while.body.preheader ], [ %rep.6, %do.body ]
77 store i32 0, i32* @syCTRO, align 4, !tbaa !1
78 %ch.0.ch2.0 = select i1 undef, i32 14, i32 %ch2.0
79 %ch2.2 = select i1 undef, i32 0, i32 %ch.0.ch2.0
80 %ch.2.ch2.2 = select i1 undef, i32 0, i32 %ch2.2
81 %ch2.4 = select i1 undef, i32 278, i32 %ch.2.ch2.2
82 %ch2.5 = select i1 undef, i32 0, i32 %ch2.4
83 %rep.2 = select i1 undef, i32 undef, i32 %rep.0
84 %ch.5.ch2.5 = select i1 undef, i32 undef, i32 %ch2.5
85 %ch2.7 = select i1 undef, i32 0, i32 %ch.5.ch2.5
86 %rep.3 = select i1 undef, i32 undef, i32 %rep.2
87 %ch.7.ch2.7 = select i1 false, i32 0, i32 %ch2.7
88 %mul98.rep.3 = select i1 false, i32 0, i32 %rep.3
89 %ch2.9 = select i1 undef, i32 undef, i32 %ch.7.ch2.7
90 %rep.5 = select i1 undef, i32 undef, i32 %mul98.rep.3
91 %ch2.10 = select i1 false, i32 undef, i32 %ch2.9
92 %rep.6 = select i1 false, i32 undef, i32 %rep.5
93 %isdigittmp = add i32 %ch2.10, -48
94 %isdigit = icmp ult i32 %isdigittmp, 10
95 %cmp119 = icmp eq i32 undef, 22
96 %or.cond1875 = and i1 %isdigit, %cmp119
97 %ch.10.ch2.10 = select i1 %or.cond1875, i32 undef, i32 %ch2.10
98 %.ch.10 = select i1 %or.cond1875, i32 0, i32 undef
99 %ch2.12 = select i1 undef, i32 %.ch.10, i32 %ch.10.ch2.10
100 %ch.12 = select i1 undef, i32 0, i32 %.ch.10
101 %ch.12.ch2.12 = select i1 false, i32 %ch.12, i32 %ch2.12
102 %.ch.12 = select i1 false, i32 0, i32 %ch.12
103 %cmp147 = icmp eq i32 %.ch.12, 0
104 br i1 %cmp147, label %do.body, label %do.end
107 %cmp164 = icmp eq i32 %ch.12.ch2.12, 21
108 %mul167 = shl i32 %rep.6, 2
109 %rep.8 = select i1 %cmp164, i32 %mul167, i32 %rep.6
110 %..ch.19 = select i1 false, i32 2, i32 0
111 br i1 undef, label %while.body200, label %while.end1465
114 %dec3386.in = phi i32 [ %dec3386, %while.cond197.backedge ], [ %rep.8, %do.end ]
115 %oldc.13384 = phi i32 [ %oldc.1.be, %while.cond197.backedge ], [ 0, %do.end ]
116 %ch.213379 = phi i32 [ %last.1.be, %while.cond197.backedge ], [ %..ch.19, %do.end ]
117 %last.13371 = phi i32 [ %last.1.be, %while.cond197.backedge ], [ 0, %do.end ]
118 %dec3386 = add i32 %dec3386.in, -1
119 switch i32 %ch.213379, label %sw.default [
120 i32 1, label %while.cond201.preheader
121 i32 322, label %sw.bb206
122 i32 354, label %sw.bb206
123 i32 2, label %sw.bb243
124 i32 364, label %sw.bb1077
125 i32 326, label %sw.bb256
126 i32 358, label %sw.bb256
127 i32 341, label %sw.bb979
128 i32 323, label %while.cond1037.preheader
129 i32 373, label %sw.bb979
130 i32 4, label %if.then1477
131 i32 332, label %sw.bb1077
132 i32 11, label %for.cond357
133 i32 355, label %while.cond1037.preheader
134 i32 324, label %sw.bb474
135 i32 356, label %sw.bb474
136 i32 20, label %sw.bb566
137 i32 -1, label %while.cond197.backedge
138 i32 268, label %sw.bb1134
139 i32 16, label %while.cond635.preheader
140 i32 18, label %sw.bb956
141 i32 316, label %while.cond864
144 while.cond1037.preheader:
145 %cmp10393273 = icmp eq i8 undef, 0
146 br i1 %cmp10393273, label %if.end1070, label %land.rhs1041
148 while.cond635.preheader:
149 br i1 undef, label %for.body643.us, label %while.cond661
152 br label %for.body643.us
154 while.cond201.preheader:
155 %umax = select i1 false, i64 undef, i64 %1
156 %2 = xor i64 %umax, -1
157 %3 = inttoptr i64 %2 to i8*
158 br label %while.cond197.backedge
161 br label %while.cond197.backedge
164 br label %while.cond197.backedge
167 br label %while.cond197.backedge
169 while.cond197.backedge:
170 %last.1.be = phi i32 [ %ch.213379, %sw.default ], [ -1, %while.body200 ], [ %ch.213379, %sw.bb1077 ], [ %ch.213379, %sw.bb979 ], [ 18, %sw.bb956 ], [ 20, %sw.bb566 ], [ %ch.213379, %for.end552 ], [ %ch.213379, %sw.bb256 ], [ 2, %sw.bb243 ], [ 1, %while.cond201.preheader ], [ 268, %for.cond1145.preheader ], [ %ch.213379, %sw.bb206 ]
171 %oldc.1.be = phi i32 [ %oldc.13384, %sw.default ], [ %oldc.13384, %while.body200 ], [ %oldc.13384, %sw.bb1077 ], [ %oldc.13384, %sw.bb979 ], [ %oldc.13384, %sw.bb956 ], [ %oldc.13384, %sw.bb566 ], [ %oldc.13384, %for.end552 ], [ %oldc.13384, %sw.bb256 ], [ %oldc.13384, %sw.bb243 ], [ %oldc.13384, %while.cond201.preheader ], [ 0, %for.cond1145.preheader ], [ %oldc.13384, %sw.bb206 ]
172 %cmp198 = icmp sgt i32 %dec3386, 0
173 br i1 %cmp198, label %while.body200, label %while.end1465
176 br label %for.cond357
179 ; spill is hoisted here. Although loop depth1 is even hotter than loop depth2, sw.bb474 is still cold.
180 %cmp476 = icmp eq i8 undef, 0
181 br i1 %cmp476, label %if.end517, label %do.body479.preheader
183 do.body479.preheader:
184 %cmp4833314 = icmp eq i8 undef, 0
185 br i1 %cmp4833314, label %if.end517, label %land.rhs485
188 %incdec.ptr4803316 = phi i8* [ %incdec.ptr480, %do.body479.backedge.land.rhs485_crit_edge ], [ undef, %do.body479.preheader ]
189 %isascii.i.i27763151 = icmp sgt i8 undef, -1
190 br i1 %isascii.i.i27763151, label %cond.true.i.i2780, label %cond.false.i.i2782
193 br i1 undef, label %land.lhs.true490, label %lor.rhs500
199 br i1 false, label %lor.rhs500, label %do.body479.backedge
202 ; Make sure spill is hoisted to a cold preheader in outside loop.
203 %call3.i.i2792 = call i32 @__maskrune(i32 undef, i64 256)
204 br i1 undef, label %land.lhs.true504, label %do.body479.backedge
207 br i1 undef, label %do.body479.backedge, label %if.end517
210 %incdec.ptr480 = getelementptr i8, i8* %incdec.ptr4803316, i64 1
211 %cmp483 = icmp eq i8 undef, 0
212 br i1 %cmp483, label %if.end517, label %do.body479.backedge.land.rhs485_crit_edge
214 do.body479.backedge.land.rhs485_crit_edge:
215 br label %land.rhs485
218 %q.4 = phi i8* [ undef, %sw.bb474 ], [ undef, %do.body479.preheader ], [ %incdec.ptr480, %do.body479.backedge ], [ %incdec.ptr4803316, %land.lhs.true504 ]
219 switch i32 %last.13371, label %if.then532 [
220 i32 383, label %for.cond534
221 i32 356, label %for.cond534
222 i32 324, label %for.cond534
223 i32 24, label %for.cond534
224 i32 11, label %for.cond534
228 store i8 0, i8* getelementptr inbounds ([512 x i8], [512 x i8]* @SyFgets.yank, i64 0, i64 0), align 16, !tbaa !5
229 br label %for.cond534
232 %cmp536 = icmp eq i8 undef, 0
233 br i1 %cmp536, label %for.cond542.preheader, label %for.cond534
235 for.cond542.preheader:
236 br i1 undef, label %for.body545, label %for.end552
239 br i1 undef, label %for.end552, label %for.body545
242 %s.2.lcssa = phi i8* [ undef, %for.cond542.preheader ], [ %q.4, %for.body545 ]
243 %sub.ptr.lhs.cast553 = ptrtoint i8* %s.2.lcssa to i64
244 %sub.ptr.sub555 = sub i64 %sub.ptr.lhs.cast553, 0
245 %arrayidx556 = getelementptr i8, i8* null, i64 %sub.ptr.sub555
246 store i8 0, i8* %arrayidx556, align 1, !tbaa !5
247 br label %while.cond197.backedge
250 br label %while.cond197.backedge
253 br label %while.cond661
256 br label %while.cond864
259 br i1 undef, label %if.then959, label %while.cond197.backedge
262 br label %while.cond962
265 br label %while.cond962
268 br label %while.cond197.backedge
277 br label %while.cond197.backedge
280 br i1 false, label %for.body1139, label %for.cond1145.preheader
282 for.cond1145.preheader:
283 br i1 %cmp293427, label %for.body1150.lr.ph, label %while.cond197.backedge
292 br label %while.cond197.backedge
295 %oldc.1.lcssa = phi i32 [ 0, %do.end ], [ %oldc.1.be, %while.cond197.backedge ]
296 %ch.21.lcssa = phi i32 [ %..ch.19, %do.end ], [ %last.1.be, %while.cond197.backedge ]
297 switch i32 %ch.21.lcssa, label %for.cond1480.preheader [
298 i32 -1, label %if.then1477
299 i32 15, label %if.then1477
300 i32 13, label %if.then1477
301 i32 10, label %if.then1477
304 for.cond1480.preheader:
305 br i1 undef, label %for.body1606.lr.ph, label %for.end1609
308 %p.1.lcssa3539 = phi i8* [ null, %while.end1465 ], [ null, %while.end1465 ], [ null, %while.end1465 ], [ null, %while.end1465 ], [ %line, %while.body200 ]
309 %call1.i3057 = call i64 @"\01_write"(i32 undef, i8* undef, i64 1)
310 %sub.ptr.lhs.cast1717 = ptrtoint i8* %p.1.lcssa3539 to i64
311 %sub.ptr.sub1719 = sub i64 %sub.ptr.lhs.cast1717, %sub.ptr.rhs.cast646
312 %idx.neg1727 = sub i64 0, %sub.ptr.sub1719
313 br label %for.body1723
316 br label %for.end1609
319 br i1 undef, label %for.cond1659.preheader, label %land.lhs.true1614
322 br label %for.cond1659.preheader
324 for.cond1659.preheader:
325 %cmp16623414 = icmp ult i8* undef, %add.ptr1603
326 br i1 %cmp16623414, label %for.body1664.lr.ph, label %while.body1703.lr.ph
329 %cmp16773405 = icmp slt i64 undef, undef
330 br i1 %cmp16773405, label %while.body1679, label %while.cond1683.preheader
332 while.body1703.lr.ph:
335 while.cond1683.preheader:
336 br i1 undef, label %while.body1691, label %while.end1693
339 %oldc.43406 = phi i32 [ %inc, %syEchoch.exit3070 ], [ %oldc.1.lcssa, %for.body1664.lr.ph ]
340 %4 = load %struct.TMP.2*, %struct.TMP.2** %echo.i3101, align 8, !tbaa !6
341 %call.i3062 = call i32 @fileno(%struct.TMP.2* %4)
342 br i1 undef, label %if.then.i3069, label %syEchoch.exit3070
345 br label %syEchoch.exit3070
348 %inc = add i32 %oldc.43406, 1
349 %conv1672 = sext i32 %inc to i64
350 %cmp1677 = icmp slt i64 %conv1672, undef
351 br i1 %cmp1677, label %while.body1679, label %while.cond1683.preheader
360 %q.303203 = phi i8* [ getelementptr inbounds ([8192 x i8], [8192 x i8]* @syHistory, i64 0, i64 8189), %if.then1477 ], [ %incdec.ptr1730, %for.body1723 ]
361 %add.ptr1728 = getelementptr i8, i8* %q.303203, i64 %idx.neg1727
362 %5 = load i8, i8* %add.ptr1728, align 1, !tbaa !5
363 %incdec.ptr1730 = getelementptr i8, i8* %q.303203, i64 -1
364 br label %for.body1723
371 define i8* @SyFgetsCopy(i8* %line, i64 %length, i64 %fid) {
373 %sub.ptr.rhs.cast646 = ptrtoint i8* %line to i64
374 %old = alloca [512 x i8], align 16
375 %0 = getelementptr inbounds [512 x i8], [512 x i8]* %old, i64 0, i64 0
376 switch i64 %fid, label %if.then [
385 switch i64 undef, label %if.end25 [
386 i64 0, label %if.then4
387 i64 1, label %if.end25
391 br i1 undef, label %SyTime.exit, label %if.then.i
397 br i1 undef, label %SyTime.exit2681, label %if.then.i2673
409 br i1 undef, label %SyTime.exit2720, label %if.then.i2712
415 %add.ptr = getelementptr [512 x i8], [512 x i8]* %old, i64 0, i64 512
416 %cmp293427 = icmp ult i8* %0, %add.ptr
417 br i1 %cmp293427, label %for.body.lr.ph, label %while.body.preheader
420 call void @llvm.memset.p0i8.i64(i8* align 16 undef, i8 32, i64 512, i1 false)
421 br label %while.body.preheader
423 while.body.preheader:
424 %add.ptr1603 = getelementptr [512 x i8], [512 x i8]* null, i64 0, i64 512
425 %echo.i3101 = getelementptr [16 x %struct.TMP.1], [16 x %struct.TMP.1]* @syBuf, i64 0, i64 %fid, i32 1
426 %1 = xor i64 %sub.ptr.rhs.cast646, -1
430 %ch2.0 = phi i32 [ 0, %while.body.preheader ], [ %ch.12.ch2.12, %do.body ]
431 %rep.0 = phi i32 [ 1, %while.body.preheader ], [ %rep.6, %do.body ]
432 store i32 0, i32* @syCTRO, align 4, !tbaa !1
433 %ch.0.ch2.0 = select i1 undef, i32 14, i32 %ch2.0
434 %ch2.2 = select i1 undef, i32 0, i32 %ch.0.ch2.0
435 %ch.2.ch2.2 = select i1 undef, i32 0, i32 %ch2.2
436 %ch2.4 = select i1 undef, i32 278, i32 %ch.2.ch2.2
437 %ch2.5 = select i1 undef, i32 0, i32 %ch2.4
438 %rep.2 = select i1 undef, i32 undef, i32 %rep.0
439 %ch.5.ch2.5 = select i1 undef, i32 undef, i32 %ch2.5
440 %ch2.7 = select i1 undef, i32 0, i32 %ch.5.ch2.5
441 %rep.3 = select i1 undef, i32 undef, i32 %rep.2
442 %ch.7.ch2.7 = select i1 false, i32 0, i32 %ch2.7
443 %mul98.rep.3 = select i1 false, i32 0, i32 %rep.3
444 %ch2.9 = select i1 undef, i32 undef, i32 %ch.7.ch2.7
445 %rep.5 = select i1 undef, i32 undef, i32 %mul98.rep.3
446 %ch2.10 = select i1 false, i32 undef, i32 %ch2.9
447 %rep.6 = select i1 false, i32 undef, i32 %rep.5
448 %isdigittmp = add i32 %ch2.10, -48
449 %isdigit = icmp ult i32 %isdigittmp, 10
450 %cmp119 = icmp eq i32 undef, 22
451 %or.cond1875 = and i1 %isdigit, %cmp119
452 %ch.10.ch2.10 = select i1 %or.cond1875, i32 undef, i32 %ch2.10
453 %.ch.10 = select i1 %or.cond1875, i32 0, i32 undef
454 %ch2.12 = select i1 undef, i32 %.ch.10, i32 %ch.10.ch2.10
455 %ch.12 = select i1 undef, i32 0, i32 %.ch.10
456 %ch.12.ch2.12 = select i1 false, i32 %ch.12, i32 %ch2.12
457 %.ch.12 = select i1 false, i32 0, i32 %ch.12
458 %cmp147 = icmp eq i32 %.ch.12, 0
459 br i1 %cmp147, label %do.body, label %do.end
462 %cmp164 = icmp eq i32 %ch.12.ch2.12, 21
463 %mul167 = shl i32 %rep.6, 2
464 %rep.8 = select i1 %cmp164, i32 %mul167, i32 %rep.6
465 %..ch.19 = select i1 false, i32 2, i32 0
466 br i1 undef, label %while.body200, label %while.end1465
469 %dec3386.in = phi i32 [ %dec3386, %while.cond197.backedge ], [ %rep.8, %do.end ]
470 %oldc.13384 = phi i32 [ %oldc.1.be, %while.cond197.backedge ], [ 0, %do.end ]
471 %ch.213379 = phi i32 [ %last.1.be, %while.cond197.backedge ], [ %..ch.19, %do.end ]
472 %last.13371 = phi i32 [ %last.1.be, %while.cond197.backedge ], [ 0, %do.end ]
473 %dec3386 = add i32 %dec3386.in, -1
474 switch i32 %ch.213379, label %sw.default [
475 i32 1, label %while.cond201.preheader
476 i32 322, label %sw.bb206
477 i32 354, label %sw.bb206
478 i32 2, label %sw.bb243
479 i32 364, label %sw.bb1077
480 i32 326, label %sw.bb256
481 i32 358, label %sw.bb256
482 i32 341, label %sw.bb979
483 i32 323, label %while.cond1037.preheader
484 i32 373, label %sw.bb979
485 i32 4, label %if.then1477
486 i32 332, label %sw.bb1077
487 i32 11, label %for.cond357
488 i32 355, label %while.cond1037.preheader
489 i32 324, label %sw.bb474
490 i32 356, label %sw.bb474
491 i32 20, label %sw.bb566
492 i32 -1, label %while.cond197.backedge
493 i32 268, label %sw.bb1134
494 i32 16, label %while.cond635.preheader
495 i32 18, label %sw.bb956
496 i32 316, label %while.cond864
499 while.cond1037.preheader:
500 %cmp10393273 = icmp eq i8 undef, 0
501 br i1 %cmp10393273, label %if.end1070, label %land.rhs1041
503 while.cond635.preheader:
504 br i1 undef, label %for.body643.us, label %while.cond661
507 br label %for.body643.us
509 while.cond201.preheader:
510 %umax = select i1 false, i64 undef, i64 %1
511 %2 = xor i64 %umax, -1
512 %3 = inttoptr i64 %2 to i8*
513 br label %while.cond197.backedge
516 br label %while.cond197.backedge
519 br label %while.cond197.backedge
522 br label %while.cond197.backedge
524 while.cond197.backedge:
525 %last.1.be = phi i32 [ %ch.213379, %sw.default ], [ -1, %while.body200 ], [ %ch.213379, %sw.bb1077 ], [ %ch.213379, %sw.bb979 ], [ 18, %sw.bb956 ], [ 20, %sw.bb566 ], [ %ch.213379, %for.end552 ], [ %ch.213379, %sw.bb256 ], [ 2, %sw.bb243 ], [ 1, %while.cond201.preheader ], [ 268, %for.cond1145.preheader ], [ %ch.213379, %sw.bb206 ]
526 %oldc.1.be = phi i32 [ %oldc.13384, %sw.default ], [ %oldc.13384, %while.body200 ], [ %oldc.13384, %sw.bb1077 ], [ %oldc.13384, %sw.bb979 ], [ %oldc.13384, %sw.bb956 ], [ %oldc.13384, %sw.bb566 ], [ %oldc.13384, %for.end552 ], [ %oldc.13384, %sw.bb256 ], [ %oldc.13384, %sw.bb243 ], [ %oldc.13384, %while.cond201.preheader ], [ 0, %for.cond1145.preheader ], [ %oldc.13384, %sw.bb206 ]
527 %cmp198 = icmp sgt i32 %dec3386, 0
528 br i1 %cmp198, label %while.body200, label %while.end1465
531 br label %for.cond357
534 ; spill is hoisted here. Although loop depth1 is even hotter than loop depth2, sw.bb474 is still cold.
535 %cmp476 = icmp eq i8 undef, 0
536 br i1 %cmp476, label %if.end517, label %do.body479.preheader
538 do.body479.preheader:
539 %cmp4833314 = icmp eq i8 undef, 0
540 br i1 %cmp4833314, label %if.end517, label %land.rhs485
543 %incdec.ptr4803316 = phi i8* [ %incdec.ptr480, %do.body479.backedge.land.rhs485_crit_edge ], [ undef, %do.body479.preheader ]
544 %isascii.i.i27763151 = icmp sgt i8 undef, -1
545 br i1 %isascii.i.i27763151, label %cond.true.i.i2780, label %cond.false.i.i2782
548 br i1 undef, label %land.lhs.true490, label %lor.rhs500
554 br i1 false, label %lor.rhs500, label %do.body479.backedge
557 ; Make sure spill is hoisted to a cold preheader in outside loop.
558 %call3.i.i2792 = call i32 @__maskrune(i32 undef, i64 256)
559 br i1 undef, label %land.lhs.true504, label %do.body479.backedge
562 br i1 undef, label %do.body479.backedge, label %if.end517
565 %incdec.ptr480 = getelementptr i8, i8* %incdec.ptr4803316, i64 1
566 %cmp483 = icmp eq i8 undef, 0
567 br i1 %cmp483, label %if.end517, label %do.body479.backedge.land.rhs485_crit_edge
569 do.body479.backedge.land.rhs485_crit_edge:
570 br label %land.rhs485
573 %q.4 = phi i8* [ undef, %sw.bb474 ], [ undef, %do.body479.preheader ], [ %incdec.ptr480, %do.body479.backedge ], [ %incdec.ptr4803316, %land.lhs.true504 ]
574 switch i32 %last.13371, label %if.then532 [
575 i32 383, label %for.cond534
576 i32 356, label %for.cond534
577 i32 324, label %for.cond534
578 i32 24, label %for.cond534
579 i32 11, label %for.cond534
583 store i8 0, i8* getelementptr inbounds ([512 x i8], [512 x i8]* @SyFgets.yank, i64 0, i64 0), align 16, !tbaa !5
584 br label %for.cond534
587 %cmp536 = icmp eq i8 undef, 0
588 br i1 %cmp536, label %for.cond542.preheader, label %for.cond534
590 for.cond542.preheader:
591 br i1 undef, label %for.body545, label %for.end552
594 br i1 undef, label %for.end552, label %for.body545
597 %s.2.lcssa = phi i8* [ undef, %for.cond542.preheader ], [ %q.4, %for.body545 ]
598 %sub.ptr.lhs.cast553 = ptrtoint i8* %s.2.lcssa to i64
599 %sub.ptr.sub555 = sub i64 %sub.ptr.lhs.cast553, 0
600 %arrayidx556 = getelementptr i8, i8* null, i64 %sub.ptr.sub555
601 store i8 0, i8* %arrayidx556, align 1, !tbaa !5
602 br label %while.cond197.backedge
605 br label %while.cond197.backedge
608 br label %while.cond661
611 br label %while.cond864
614 br i1 undef, label %if.then959, label %while.cond197.backedge
617 br label %while.cond962
620 br label %while.cond962
623 br label %while.cond197.backedge
632 br label %while.cond197.backedge
635 br i1 false, label %for.body1139, label %for.cond1145.preheader
637 for.cond1145.preheader:
638 br i1 %cmp293427, label %for.body1150.lr.ph, label %while.cond197.backedge
647 br label %while.cond197.backedge
650 %oldc.1.lcssa = phi i32 [ 0, %do.end ], [ %oldc.1.be, %while.cond197.backedge ]
651 %ch.21.lcssa = phi i32 [ %..ch.19, %do.end ], [ %last.1.be, %while.cond197.backedge ]
652 switch i32 %ch.21.lcssa, label %for.cond1480.preheader [
653 i32 -1, label %if.then1477
654 i32 15, label %if.then1477
655 i32 13, label %if.then1477
656 i32 10, label %if.then1477
659 for.cond1480.preheader:
660 br i1 undef, label %for.body1606.lr.ph, label %for.end1609
663 %p.1.lcssa3539 = phi i8* [ null, %while.end1465 ], [ null, %while.end1465 ], [ null, %while.end1465 ], [ null, %while.end1465 ], [ %line, %while.body200 ]
664 %call1.i3057 = call i64 @"\01_write"(i32 undef, i8* undef, i64 1)
665 %sub.ptr.lhs.cast1717 = ptrtoint i8* %p.1.lcssa3539 to i64
666 %sub.ptr.sub1719 = sub i64 %sub.ptr.lhs.cast1717, %sub.ptr.rhs.cast646
667 %idx.neg1727 = sub i64 0, %sub.ptr.sub1719
668 br label %for.body1723
671 br label %for.end1609
674 br i1 undef, label %for.cond1659.preheader, label %land.lhs.true1614
677 br label %for.cond1659.preheader
679 for.cond1659.preheader:
680 %cmp16623414 = icmp ult i8* undef, %add.ptr1603
681 br i1 %cmp16623414, label %for.body1664.lr.ph, label %while.body1703.lr.ph
684 %cmp16773405 = icmp slt i64 undef, undef
685 br i1 %cmp16773405, label %while.body1679, label %while.cond1683.preheader
687 while.body1703.lr.ph:
690 while.cond1683.preheader:
691 br i1 undef, label %while.body1691, label %while.end1693
694 %oldc.43406 = phi i32 [ %inc, %syEchoch.exit3070 ], [ %oldc.1.lcssa, %for.body1664.lr.ph ]
695 %4 = load %struct.TMP.2*, %struct.TMP.2** %echo.i3101, align 8, !tbaa !6
696 %call.i3062 = call i32 @fileno(%struct.TMP.2* %4)
697 br i1 undef, label %if.then.i3069, label %syEchoch.exit3070
700 br label %syEchoch.exit3070
703 %inc = add i32 %oldc.43406, 1
704 %conv1672 = sext i32 %inc to i64
705 %cmp1677 = icmp slt i64 %conv1672, undef
706 br i1 %cmp1677, label %while.body1679, label %while.cond1683.preheader
715 %q.303203 = phi i8* [ getelementptr inbounds ([8192 x i8], [8192 x i8]* @syHistory, i64 0, i64 8189), %if.then1477 ], [ %incdec.ptr1730, %for.body1723 ]
716 %add.ptr1728 = getelementptr i8, i8* %q.303203, i64 %idx.neg1727
717 %5 = load i8, i8* %add.ptr1728, align 1, !tbaa !5
718 %incdec.ptr1730 = getelementptr i8, i8* %q.303203, i64 -1
719 br label %for.body1723
725 declare i32 @fileno(%struct.TMP.2* nocapture)
726 declare i64 @"\01_write"(i32, i8*, i64)
727 declare i32 @__maskrune(i32, i64)
728 declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i1)
732 !0 = !{!"clang version 3.5.0 (trunk 204257)"}
733 !1 = !{!2, !2, i64 0}
734 !2 = !{!"int", !3, i64 0}
735 !3 = !{!"omnipotent char", !4, i64 0}
736 !4 = !{!"Simple C/C++ TBAA"}
737 !5 = !{!3, !3, i64 0}
738 !6 = !{!7, !8, i64 8}
739 !7 = !{!"", !8, i64 0, !8, i64 8, !3, i64 16}
740 !8 = !{!"any pointer", !3, i64 0}