blob: 4ebbe2470fa460958be69b52b9cc4e3d5c62cfe6 [file] [log] [blame]
; This testcase, obviously distilled from a large program (bzip2 from
; Specint2000) caused instcombine to fail because it got the same instruction
; on it's worklist more than once (which is ok), but then deleted the
; instruction. Since the inst stayed on the worklist, as soon as it came back
; up to be processed, bad things happened, and opt asserted.
;
; RUN: llvm-as < %s | opt -instcombine
;
; END.
@.LC0 = internal global [21 x i8] c"hbMakeCodeLengths(1)\00" ; <[21 x i8]*> [#uses=1]
@.LC1 = internal global [21 x i8] c"hbMakeCodeLengths(2)\00" ; <[21 x i8]*> [#uses=1]
define void @hbMakeCodeLengths(i8* %len, i32* %freq, i32 %alphaSize, i32 %maxLen) {
bb0:
%len.upgrd.1 = alloca i8* ; <i8**> [#uses=2]
store i8* %len, i8** %len.upgrd.1
%freq.upgrd.2 = alloca i32* ; <i32**> [#uses=2]
store i32* %freq, i32** %freq.upgrd.2
%alphaSize.upgrd.3 = alloca i32 ; <i32*> [#uses=2]
store i32 %alphaSize, i32* %alphaSize.upgrd.3
%maxLen.upgrd.4 = alloca i32 ; <i32*> [#uses=2]
store i32 %maxLen, i32* %maxLen.upgrd.4
%heap = alloca i32, i32 260 ; <i32*> [#uses=27]
%weight = alloca i32, i32 516 ; <i32*> [#uses=18]
%parent = alloca i32, i32 516 ; <i32*> [#uses=7]
br label %bb1
bb1: ; preds = %bb0
%reg107 = load i8** %len.upgrd.1 ; <i8*> [#uses=1]
%reg108 = load i32** %freq.upgrd.2 ; <i32*> [#uses=1]
%reg109 = load i32* %alphaSize.upgrd.3 ; <i32> [#uses=10]
%reg110 = load i32* %maxLen.upgrd.4 ; <i32> [#uses=1]
%cond747 = icmp sge i32 0, %reg109 ; <i1> [#uses=1]
br i1 %cond747, label %bb6, label %bb2
bb2: ; preds = %bb5, %bb1
%reg591 = phi i32 [ %reg594, %bb5 ], [ 0, %bb1 ] ; <i32> [#uses=3]
%reg591-idxcast1 = bitcast i32 %reg591 to i32 ; <i32> [#uses=1]
%reg591-idxcast1-offset = add i32 %reg591-idxcast1, 1 ; <i32> [#uses=1]
%reg591-idxcast1-offset.upgrd.5 = zext i32 %reg591-idxcast1-offset to i64 ; <i64> [#uses=1]
%reg126 = getelementptr i32* %weight, i64 %reg591-idxcast1-offset.upgrd.5 ; <i32*> [#uses=1]
%reg591-idxcast = sext i32 %reg591 to i64 ; <i64> [#uses=1]
%reg132 = getelementptr i32* %reg108, i64 %reg591-idxcast ; <i32*> [#uses=1]
%reg133 = load i32* %reg132 ; <i32> [#uses=2]
%cond748 = icmp eq i32 %reg133, 0 ; <i1> [#uses=1]
br i1 %cond748, label %bb4, label %bb3
bb3: ; preds = %bb2
%reg127 = shl i32 %reg133, 8 ; <i32> [#uses=1]
br label %bb5
bb4: ; preds = %bb2
br label %bb5
bb5: ; preds = %bb4, %bb3
%reg593 = phi i32 [ 256, %bb4 ], [ %reg127, %bb3 ] ; <i32> [#uses=1]
store i32 %reg593, i32* %reg126
%reg594 = add i32 %reg591, 1 ; <i32> [#uses=2]
%cond749 = icmp slt i32 %reg594, %reg109 ; <i1> [#uses=1]
br i1 %cond749, label %bb2, label %bb6
bb6: ; preds = %bb43, %bb41, %bb5, %bb1
store i32 0, i32* %heap
store i32 0, i32* %weight
store i32 -2, i32* %parent
%cond750 = icmp sgt i32 1, %reg109 ; <i1> [#uses=1]
br i1 %cond750, label %bb11, label %bb7
bb7: ; preds = %bb10, %bb6
%reg597 = phi i32 [ %reg598, %bb10 ], [ 0, %bb6 ] ; <i32> [#uses=5]
%reg597-casted = bitcast i32 %reg597 to i32 ; <i32> [#uses=1]
%reg596 = add i32 %reg597-casted, 1 ; <i32> [#uses=3]
%reg597-offset = add i32 %reg597, 1 ; <i32> [#uses=1]
%reg597-offset.upgrd.6 = zext i32 %reg597-offset to i64 ; <i64> [#uses=1]
%reg149 = getelementptr i32* %parent, i64 %reg597-offset.upgrd.6 ; <i32*> [#uses=1]
store i32 -1, i32* %reg149
%reg598 = add i32 %reg597, 1 ; <i32> [#uses=3]
%reg597-offset1 = add i32 %reg597, 1 ; <i32> [#uses=1]
%reg597-offset1.upgrd.7 = zext i32 %reg597-offset1 to i64 ; <i64> [#uses=1]
%reg157 = getelementptr i32* %heap, i64 %reg597-offset1.upgrd.7 ; <i32*> [#uses=1]
store i32 %reg596, i32* %reg157
br label %bb9
bb8: ; preds = %bb9
%reg599 = zext i32 %reg599.upgrd.8 to i64 ; <i64> [#uses=1]
%reg198 = getelementptr i32* %heap, i64 %reg599 ; <i32*> [#uses=1]
store i32 %reg182, i32* %reg198
%cast938 = bitcast i32 %reg174 to i32 ; <i32> [#uses=1]
br label %bb9
bb9: ; preds = %bb8, %bb7
%reg599.upgrd.8 = phi i32 [ %cast938, %bb8 ], [ %reg598, %bb7 ] ; <i32> [#uses=3]
%cast807 = bitcast i32 %reg599.upgrd.8 to i32 ; <i32> [#uses=1]
%reg597-offset2 = add i32 %reg597, 1 ; <i32> [#uses=1]
%reg597-offset2.upgrd.9 = zext i32 %reg597-offset2 to i64 ; <i64> [#uses=1]
%reg173 = getelementptr i32* %weight, i64 %reg597-offset2.upgrd.9 ; <i32*> [#uses=1]
%reg174 = ashr i32 %cast807, 1 ; <i32> [#uses=2]
%reg174-idxcast = bitcast i32 %reg174 to i32 ; <i32> [#uses=1]
zext i32 %reg174-idxcast to i64 ; <i64>:0 [#uses=1]
%reg181 = getelementptr i32* %heap, i64 %0 ; <i32*> [#uses=1]
%reg182 = load i32* %reg181 ; <i32> [#uses=2]
%reg182-idxcast = bitcast i32 %reg182 to i32 ; <i32> [#uses=1]
zext i32 %reg182-idxcast to i64 ; <i64>:1 [#uses=1]
%reg189 = getelementptr i32* %weight, i64 %1 ; <i32*> [#uses=1]
%reg190 = load i32* %reg173 ; <i32> [#uses=1]
%reg191 = load i32* %reg189 ; <i32> [#uses=1]
%cond751 = icmp slt i32 %reg190, %reg191 ; <i1> [#uses=1]
br i1 %cond751, label %bb8, label %bb10
bb10: ; preds = %bb9
zext i32 %reg599.upgrd.8 to i64 ; <i64>:2 [#uses=1]
%reg214 = getelementptr i32* %heap, i64 %2 ; <i32*> [#uses=1]
store i32 %reg596, i32* %reg214
%reg601 = add i32 %reg596, 1 ; <i32> [#uses=1]
%cond752 = icmp sle i32 %reg601, %reg109 ; <i1> [#uses=1]
br i1 %cond752, label %bb7, label %bb11
bb11: ; preds = %bb10, %bb6
%reg602 = phi i32 [ %reg598, %bb10 ], [ 0, %bb6 ] ; <i32> [#uses=3]
%cast819 = bitcast i32 %reg602 to i32 ; <i32> [#uses=1]
%cast818 = bitcast i32 %reg602 to i32 ; <i32> [#uses=1]
%cond753 = icmp sle i32 %cast818, 259 ; <i1> [#uses=1]
br i1 %cond753, label %bb13, label %bb12
bb12: ; preds = %bb11
zext i32 0 to i64 ; <i64>:3 [#uses=1]
zext i32 0 to i64 ; <i64>:4 [#uses=1]
%cast784 = getelementptr [21 x i8]* @.LC0, i64 %3, i64 %4 ; <i8*> [#uses=1]
call void @panic( i8* %cast784 )
br label %bb13
bb13: ; preds = %bb12, %bb11
%cond754 = icmp sle i32 %cast819, 1 ; <i1> [#uses=1]
%cast918 = bitcast i32 %reg109 to i32 ; <i32> [#uses=1]
%cast940 = bitcast i32 %reg602 to i32 ; <i32> [#uses=1]
%cast942 = bitcast i32 %reg109 to i32 ; <i32> [#uses=1]
br i1 %cond754, label %bb32, label %bb14
bb14: ; preds = %bb31, %bb13
%cann-indvar1 = phi i32 [ 0, %bb13 ], [ %add1-indvar1, %bb31 ] ; <i32> [#uses=3]
%cann-indvar1-casted = bitcast i32 %cann-indvar1 to i32 ; <i32> [#uses=1]
%reg603-scale = mul i32 %cann-indvar1-casted, -1 ; <i32> [#uses=1]
%reg603 = add i32 %reg603-scale, %cast940 ; <i32> [#uses=4]
%reg604 = add i32 %cann-indvar1, %cast942 ; <i32> [#uses=4]
%add1-indvar1 = add i32 %cann-indvar1, 1 ; <i32> [#uses=1]
zext i32 1 to i64 ; <i64>:5 [#uses=1]
%reg7551 = getelementptr i32* %heap, i64 %5 ; <i32*> [#uses=1]
%reg113 = load i32* %reg7551 ; <i32> [#uses=2]
%reg603-idxcast = bitcast i32 %reg603 to i32 ; <i32> [#uses=1]
zext i32 %reg603-idxcast to i64 ; <i64>:6 [#uses=1]
%reg222 = getelementptr i32* %heap, i64 %6 ; <i32*> [#uses=1]
%reg223 = load i32* %reg222 ; <i32> [#uses=1]
zext i32 1 to i64 ; <i64>:7 [#uses=1]
%reg7561 = getelementptr i32* %heap, i64 %7 ; <i32*> [#uses=1]
store i32 %reg223, i32* %reg7561
%reg605 = add i32 %reg603, -1 ; <i32> [#uses=4]
zext i32 1 to i64 ; <i64>:8 [#uses=1]
%reg757 = getelementptr i32* %heap, i64 %8 ; <i32*> [#uses=1]
%reg226 = load i32* %reg757 ; <i32> [#uses=2]
%cond758 = icmp sgt i32 2, %reg605 ; <i1> [#uses=1]
br i1 %cond758, label %bb20, label %bb15
bb15: ; preds = %bb19, %bb14
%reg606 = phi i32 [ %reg611, %bb19 ], [ 2, %bb14 ] ; <i32> [#uses=6]
%reg607 = phi i32 [ %reg609, %bb19 ], [ 1, %bb14 ] ; <i32> [#uses=2]
%cond759 = icmp sge i32 %reg606, %reg605 ; <i1> [#uses=1]
br i1 %cond759, label %bb18, label %bb16
bb16: ; preds = %bb15
%reg606-idxcast = bitcast i32 %reg606 to i32 ; <i32> [#uses=1]
%reg606-idxcast-offset = add i32 %reg606-idxcast, 1 ; <i32> [#uses=1]
zext i32 %reg606-idxcast-offset to i64 ; <i64>:9 [#uses=1]
%reg241 = getelementptr i32* %heap, i64 %9 ; <i32*> [#uses=1]
%reg242 = load i32* %reg241 ; <i32> [#uses=1]
%reg242-idxcast = bitcast i32 %reg242 to i32 ; <i32> [#uses=1]
zext i32 %reg242-idxcast to i64 ; <i64>:10 [#uses=1]
%reg249 = getelementptr i32* %weight, i64 %10 ; <i32*> [#uses=1]
%reg606-idxcast1 = bitcast i32 %reg606 to i32 ; <i32> [#uses=1]
zext i32 %reg606-idxcast1 to i64 ; <i64>:11 [#uses=1]
%reg256 = getelementptr i32* %heap, i64 %11 ; <i32*> [#uses=1]
%reg257 = load i32* %reg256 ; <i32> [#uses=1]
%reg257-idxcast = bitcast i32 %reg257 to i32 ; <i32> [#uses=1]
zext i32 %reg257-idxcast to i64 ; <i64>:12 [#uses=1]
%reg264 = getelementptr i32* %weight, i64 %12 ; <i32*> [#uses=1]
%reg265 = load i32* %reg249 ; <i32> [#uses=1]
%reg266 = load i32* %reg264 ; <i32> [#uses=1]
%cond760 = icmp sge i32 %reg265, %reg266 ; <i1> [#uses=1]
br i1 %cond760, label %bb18, label %bb17
bb17: ; preds = %bb16
%reg608 = add i32 %reg606, 1 ; <i32> [#uses=1]
br label %bb18
bb18: ; preds = %bb17, %bb16, %bb15
%reg609 = phi i32 [ %reg608, %bb17 ], [ %reg606, %bb16 ], [ %reg606, %bb15 ] ; <i32> [#uses=4]
%reg226-idxcast = bitcast i32 %reg226 to i32 ; <i32> [#uses=1]
zext i32 %reg226-idxcast to i64 ; <i64>:13 [#uses=1]
%reg273 = getelementptr i32* %weight, i64 %13 ; <i32*> [#uses=1]
%reg609-idxcast = bitcast i32 %reg609 to i32 ; <i32> [#uses=1]
zext i32 %reg609-idxcast to i64 ; <i64>:14 [#uses=1]
%reg280 = getelementptr i32* %heap, i64 %14 ; <i32*> [#uses=1]
%reg281 = load i32* %reg280 ; <i32> [#uses=2]
%reg281-idxcast = bitcast i32 %reg281 to i32 ; <i32> [#uses=1]
zext i32 %reg281-idxcast to i64 ; <i64>:15 [#uses=1]
%reg288 = getelementptr i32* %weight, i64 %15 ; <i32*> [#uses=1]
%reg289 = load i32* %reg273 ; <i32> [#uses=1]
%reg290 = load i32* %reg288 ; <i32> [#uses=1]
%cond761 = icmp slt i32 %reg289, %reg290 ; <i1> [#uses=1]
br i1 %cond761, label %bb20, label %bb19
bb19: ; preds = %bb18
%reg607-idxcast = bitcast i32 %reg607 to i32 ; <i32> [#uses=1]
zext i32 %reg607-idxcast to i64 ; <i64>:16 [#uses=1]
%reg297 = getelementptr i32* %heap, i64 %16 ; <i32*> [#uses=1]
store i32 %reg281, i32* %reg297
%reg611 = shl i32 %reg609, 1 ; <i32> [#uses=2]
%cond762 = icmp sle i32 %reg611, %reg605 ; <i1> [#uses=1]
br i1 %cond762, label %bb15, label %bb20
bb20: ; preds = %bb19, %bb18, %bb14
%reg612 = phi i32 [ %reg609, %bb19 ], [ %reg607, %bb18 ], [ 1, %bb14 ] ; <i32> [#uses=1]
%reg612-idxcast = bitcast i32 %reg612 to i32 ; <i32> [#uses=1]
zext i32 %reg612-idxcast to i64 ; <i64>:17 [#uses=1]
%reg312 = getelementptr i32* %heap, i64 %17 ; <i32*> [#uses=1]
store i32 %reg226, i32* %reg312
zext i32 1 to i64 ; <i64>:18 [#uses=1]
%reg7631 = getelementptr i32* %heap, i64 %18 ; <i32*> [#uses=1]
%reg114 = load i32* %reg7631 ; <i32> [#uses=2]
%reg603-idxcast1 = bitcast i32 %reg603 to i32 ; <i32> [#uses=1]
%reg603-idxcast1-offset = add i32 %reg603-idxcast1, 1073741823 ; <i32> [#uses=1]
zext i32 %reg603-idxcast1-offset to i64 ; <i64>:19 [#uses=1]
%reg319 = getelementptr i32* %heap, i64 %19 ; <i32*> [#uses=1]
%reg320 = load i32* %reg319 ; <i32> [#uses=1]
zext i32 1 to i64 ; <i64>:20 [#uses=1]
%reg7641 = getelementptr i32* %heap, i64 %20 ; <i32*> [#uses=1]
store i32 %reg320, i32* %reg7641
%reg613 = add i32 %reg605, -1 ; <i32> [#uses=4]
zext i32 1 to i64 ; <i64>:21 [#uses=1]
%reg765 = getelementptr i32* %heap, i64 %21 ; <i32*> [#uses=1]
%reg323 = load i32* %reg765 ; <i32> [#uses=2]
%cond766 = icmp sgt i32 2, %reg613 ; <i1> [#uses=1]
br i1 %cond766, label %bb26, label %bb21
bb21: ; preds = %bb25, %bb20
%reg614 = phi i32 [ %reg619, %bb25 ], [ 2, %bb20 ] ; <i32> [#uses=6]
%reg615 = phi i32 [ %reg617, %bb25 ], [ 1, %bb20 ] ; <i32> [#uses=2]
%cond767 = icmp sge i32 %reg614, %reg613 ; <i1> [#uses=1]
br i1 %cond767, label %bb24, label %bb22
bb22: ; preds = %bb21
%reg614-idxcast = bitcast i32 %reg614 to i32 ; <i32> [#uses=1]
%reg614-idxcast-offset = add i32 %reg614-idxcast, 1 ; <i32> [#uses=1]
zext i32 %reg614-idxcast-offset to i64 ; <i64>:22 [#uses=1]
%reg338 = getelementptr i32* %heap, i64 %22 ; <i32*> [#uses=1]
%reg339 = load i32* %reg338 ; <i32> [#uses=1]
%reg339-idxcast = bitcast i32 %reg339 to i32 ; <i32> [#uses=1]
zext i32 %reg339-idxcast to i64 ; <i64>:23 [#uses=1]
%reg346 = getelementptr i32* %weight, i64 %23 ; <i32*> [#uses=1]
%reg614-idxcast1 = bitcast i32 %reg614 to i32 ; <i32> [#uses=1]
zext i32 %reg614-idxcast1 to i64 ; <i64>:24 [#uses=1]
%reg353 = getelementptr i32* %heap, i64 %24 ; <i32*> [#uses=1]
%reg354 = load i32* %reg353 ; <i32> [#uses=1]
%reg354-idxcast = bitcast i32 %reg354 to i32 ; <i32> [#uses=1]
zext i32 %reg354-idxcast to i64 ; <i64>:25 [#uses=1]
%reg361 = getelementptr i32* %weight, i64 %25 ; <i32*> [#uses=1]
%reg362 = load i32* %reg346 ; <i32> [#uses=1]
%reg363 = load i32* %reg361 ; <i32> [#uses=1]
%cond768 = icmp sge i32 %reg362, %reg363 ; <i1> [#uses=1]
br i1 %cond768, label %bb24, label %bb23
bb23: ; preds = %bb22
%reg616 = add i32 %reg614, 1 ; <i32> [#uses=1]
br label %bb24
bb24: ; preds = %bb23, %bb22, %bb21
%reg617 = phi i32 [ %reg616, %bb23 ], [ %reg614, %bb22 ], [ %reg614, %bb21 ] ; <i32> [#uses=4]
%reg323-idxcast = bitcast i32 %reg323 to i32 ; <i32> [#uses=1]
zext i32 %reg323-idxcast to i64 ; <i64>:26 [#uses=1]
%reg370 = getelementptr i32* %weight, i64 %26 ; <i32*> [#uses=1]
%reg617-idxcast = bitcast i32 %reg617 to i32 ; <i32> [#uses=1]
zext i32 %reg617-idxcast to i64 ; <i64>:27 [#uses=1]
%reg377 = getelementptr i32* %heap, i64 %27 ; <i32*> [#uses=1]
%reg378 = load i32* %reg377 ; <i32> [#uses=2]
%reg378-idxcast = bitcast i32 %reg378 to i32 ; <i32> [#uses=1]
zext i32 %reg378-idxcast to i64 ; <i64>:28 [#uses=1]
%reg385 = getelementptr i32* %weight, i64 %28 ; <i32*> [#uses=1]
%reg386 = load i32* %reg370 ; <i32> [#uses=1]
%reg387 = load i32* %reg385 ; <i32> [#uses=1]
%cond769 = icmp slt i32 %reg386, %reg387 ; <i1> [#uses=1]
br i1 %cond769, label %bb26, label %bb25
bb25: ; preds = %bb24
%reg615-idxcast = bitcast i32 %reg615 to i32 ; <i32> [#uses=1]
zext i32 %reg615-idxcast to i64 ; <i64>:29 [#uses=1]
%reg394 = getelementptr i32* %heap, i64 %29 ; <i32*> [#uses=1]
store i32 %reg378, i32* %reg394
%reg619 = shl i32 %reg617, 1 ; <i32> [#uses=2]
%cond770 = icmp sle i32 %reg619, %reg613 ; <i1> [#uses=1]
br i1 %cond770, label %bb21, label %bb26
bb26: ; preds = %bb25, %bb24, %bb20
%reg620 = phi i32 [ %reg617, %bb25 ], [ %reg615, %bb24 ], [ 1, %bb20 ] ; <i32> [#uses=1]
%reg620-idxcast = bitcast i32 %reg620 to i32 ; <i32> [#uses=1]
zext i32 %reg620-idxcast to i64 ; <i64>:30 [#uses=1]
%reg409 = getelementptr i32* %heap, i64 %30 ; <i32*> [#uses=1]
store i32 %reg323, i32* %reg409
%reg621 = add i32 %reg604, 1 ; <i32> [#uses=5]
%reg113-idxcast = bitcast i32 %reg113 to i32 ; <i32> [#uses=1]
zext i32 %reg113-idxcast to i64 ; <i64>:31 [#uses=1]
%reg416 = getelementptr i32* %parent, i64 %31 ; <i32*> [#uses=1]
%reg114-idxcast = bitcast i32 %reg114 to i32 ; <i32> [#uses=1]
zext i32 %reg114-idxcast to i64 ; <i64>:32 [#uses=1]
%reg423 = getelementptr i32* %parent, i64 %32 ; <i32*> [#uses=1]
%cast889 = bitcast i32 %reg621 to i32 ; <i32> [#uses=1]
store i32 %cast889, i32* %reg423
%cast890 = bitcast i32 %reg621 to i32 ; <i32> [#uses=1]
store i32 %cast890, i32* %reg416
%reg604-offset = add i32 %reg604, 1 ; <i32> [#uses=1]
zext i32 %reg604-offset to i64 ; <i64>:33 [#uses=1]
%reg431 = getelementptr i32* %weight, i64 %33 ; <i32*> [#uses=1]
%reg113-idxcast2 = bitcast i32 %reg113 to i32 ; <i32> [#uses=1]
zext i32 %reg113-idxcast2 to i64 ; <i64>:34 [#uses=1]
%reg4381 = getelementptr i32* %weight, i64 %34 ; <i32*> [#uses=1]
%reg439 = load i32* %reg4381 ; <i32> [#uses=2]
%reg440 = and i32 %reg439, -256 ; <i32> [#uses=1]
%reg114-idxcast2 = bitcast i32 %reg114 to i32 ; <i32> [#uses=1]
zext i32 %reg114-idxcast2 to i64 ; <i64>:35 [#uses=1]
%reg4471 = getelementptr i32* %weight, i64 %35 ; <i32*> [#uses=1]
%reg448 = load i32* %reg4471 ; <i32> [#uses=2]
%reg449 = and i32 %reg448, -256 ; <i32> [#uses=1]
%reg450 = add i32 %reg440, %reg449 ; <i32> [#uses=1]
%reg460 = and i32 %reg439, 255 ; <i32> [#uses=2]
%reg451 = and i32 %reg448, 255 ; <i32> [#uses=2]
%cond771 = icmp sge i32 %reg451, %reg460 ; <i1> [#uses=1]
br i1 %cond771, label %bb28, label %bb27
bb27: ; preds = %bb26
br label %bb28
bb28: ; preds = %bb27, %bb26
%reg623 = phi i32 [ %reg460, %bb27 ], [ %reg451, %bb26 ] ; <i32> [#uses=1]
%reg469 = add i32 %reg623, 1 ; <i32> [#uses=1]
%reg470 = or i32 %reg450, %reg469 ; <i32> [#uses=1]
store i32 %reg470, i32* %reg431
%reg604-offset1 = add i32 %reg604, 1 ; <i32> [#uses=1]
zext i32 %reg604-offset1 to i64 ; <i64>:36 [#uses=1]
%reg4771 = getelementptr i32* %parent, i64 %36 ; <i32*> [#uses=1]
store i32 -1, i32* %reg4771
%reg624 = add i32 %reg613, 1 ; <i32> [#uses=2]
%reg603-idxcast2 = bitcast i32 %reg603 to i32 ; <i32> [#uses=1]
%reg603-idxcast2-offset = add i32 %reg603-idxcast2, 1073741823 ; <i32> [#uses=1]
zext i32 %reg603-idxcast2-offset to i64 ; <i64>:37 [#uses=1]
%reg485 = getelementptr i32* %heap, i64 %37 ; <i32*> [#uses=1]
%cast902 = bitcast i32 %reg621 to i32 ; <i32> [#uses=1]
store i32 %cast902, i32* %reg485
br label %bb30
bb29: ; preds = %bb30
%reg625-idxcast = bitcast i32 %reg625 to i32 ; <i32> [#uses=1]
zext i32 %reg625-idxcast to i64 ; <i64>:38 [#uses=1]
%reg526 = getelementptr i32* %heap, i64 %38 ; <i32*> [#uses=1]
store i32 %reg510, i32* %reg526
br label %bb30
bb30: ; preds = %bb29, %bb28
%reg625 = phi i32 [ %reg502, %bb29 ], [ %reg624, %bb28 ] ; <i32> [#uses=3]
%reg604-offset2 = add i32 %reg604, 1 ; <i32> [#uses=1]
zext i32 %reg604-offset2 to i64 ; <i64>:39 [#uses=1]
%reg501 = getelementptr i32* %weight, i64 %39 ; <i32*> [#uses=1]
%reg502 = ashr i32 %reg625, 1 ; <i32> [#uses=2]
%reg502-idxcast = bitcast i32 %reg502 to i32 ; <i32> [#uses=1]
zext i32 %reg502-idxcast to i64 ; <i64>:40 [#uses=1]
%reg509 = getelementptr i32* %heap, i64 %40 ; <i32*> [#uses=1]
%reg510 = load i32* %reg509 ; <i32> [#uses=2]
%reg510-idxcast = bitcast i32 %reg510 to i32 ; <i32> [#uses=1]
zext i32 %reg510-idxcast to i64 ; <i64>:41 [#uses=1]
%reg517 = getelementptr i32* %weight, i64 %41 ; <i32*> [#uses=1]
%reg518 = load i32* %reg501 ; <i32> [#uses=1]
%reg519 = load i32* %reg517 ; <i32> [#uses=1]
%cond772 = icmp slt i32 %reg518, %reg519 ; <i1> [#uses=1]
br i1 %cond772, label %bb29, label %bb31
bb31: ; preds = %bb30
%reg625-idxcast1 = bitcast i32 %reg625 to i32 ; <i32> [#uses=1]
zext i32 %reg625-idxcast1 to i64 ; <i64>:42 [#uses=1]
%reg542 = getelementptr i32* %heap, i64 %42 ; <i32*> [#uses=1]
%cast916 = bitcast i32 %reg621 to i32 ; <i32> [#uses=1]
store i32 %cast916, i32* %reg542
%cond773 = icmp sgt i32 %reg624, 1 ; <i1> [#uses=1]
br i1 %cond773, label %bb14, label %bb32
bb32: ; preds = %bb31, %bb13
%reg627 = phi i32 [ %reg621, %bb31 ], [ %cast918, %bb13 ] ; <i32> [#uses=1]
%cast919 = bitcast i32 %reg627 to i32 ; <i32> [#uses=1]
%cond774 = icmp sle i32 %cast919, 515 ; <i1> [#uses=1]
br i1 %cond774, label %bb34, label %bb33
bb33: ; preds = %bb32
zext i32 0 to i64 ; <i64>:43 [#uses=1]
zext i32 0 to i64 ; <i64>:44 [#uses=1]
%cast785 = getelementptr [21 x i8]* @.LC1, i64 %43, i64 %44 ; <i8*> [#uses=1]
call void @panic( i8* %cast785 )
br label %bb34
bb34: ; preds = %bb33, %bb32
%cond775 = icmp sgt i32 1, %reg109 ; <i1> [#uses=1]
br i1 %cond775, label %bb40, label %bb35
bb35: ; preds = %bb39, %bb34
%reg629 = phi i8 [ %reg639, %bb39 ], [ 0, %bb34 ] ; <i8> [#uses=1]
%cann-indvar = phi i32 [ 0, %bb34 ], [ %add1-indvar, %bb39 ] ; <i32> [#uses=4]
%cann-indvar-casted = bitcast i32 %cann-indvar to i32 ; <i32> [#uses=1]
%reg630 = add i32 %cann-indvar-casted, 1 ; <i32> [#uses=2]
%add1-indvar = add i32 %cann-indvar, 1 ; <i32> [#uses=1]
%cann-indvar-offset1 = add i32 %cann-indvar, 1 ; <i32> [#uses=1]
zext i32 %cann-indvar-offset1 to i64 ; <i64>:45 [#uses=1]
%reg589 = getelementptr i32* %parent, i64 %45 ; <i32*> [#uses=1]
%reg590 = load i32* %reg589 ; <i32> [#uses=1]
%cond776 = icmp slt i32 %reg590, 0 ; <i1> [#uses=1]
%parent-idxcast = ptrtoint i32* %parent to i32 ; <i32> [#uses=1]
%cast948 = bitcast i32 %reg630 to i32 ; <i32> [#uses=1]
br i1 %cond776, label %bb37, label %bb36
bb36: ; preds = %bb36, %bb35
%reg632 = phi i32 [ %reg634, %bb36 ], [ %cast948, %bb35 ] ; <i32> [#uses=1]
%reg633 = phi i32 [ %reg635, %bb36 ], [ 0, %bb35 ] ; <i32> [#uses=3]
%reg633-casted = inttoptr i32 %reg633 to i8* ; <i8*> [#uses=0]
%reg631-scale = mul i32 %reg633, 0 ; <i32> [#uses=1]
%reg631-scale.upgrd.10 = inttoptr i32 %reg631-scale to i8* ; <i8*> [#uses=1]
zext i32 %parent-idxcast to i64 ; <i64>:46 [#uses=1]
%reg6311 = getelementptr i8* %reg631-scale.upgrd.10, i64 %46 ; <i8*> [#uses=2]
%reg632-scale = mul i32 %reg632, 4 ; <i32> [#uses=1]
zext i32 %reg632-scale to i64 ; <i64>:47 [#uses=1]
%reg5581 = getelementptr i8* %reg6311, i64 %47 ; <i8*> [#uses=1]
%cast924 = bitcast i8* %reg5581 to i32* ; <i32*> [#uses=1]
%reg634 = load i32* %cast924 ; <i32> [#uses=2]
%reg635 = add i32 %reg633, 1 ; <i32> [#uses=2]
%reg634-scale = mul i32 %reg634, 4 ; <i32> [#uses=1]
zext i32 %reg634-scale to i64 ; <i64>:48 [#uses=1]
%reg5501 = getelementptr i8* %reg6311, i64 %48 ; <i8*> [#uses=1]
%cast925 = bitcast i8* %reg5501 to i32* ; <i32*> [#uses=1]
%reg551 = load i32* %cast925 ; <i32> [#uses=1]
%cond777 = icmp sge i32 %reg551, 0 ; <i1> [#uses=1]
br i1 %cond777, label %bb36, label %bb37
bb37: ; preds = %bb36, %bb35
%reg637 = phi i32 [ %reg635, %bb36 ], [ 0, %bb35 ] ; <i32> [#uses=2]
%cast928 = bitcast i32 %reg637 to i32 ; <i32> [#uses=1]
%cann-indvar-offset = add i32 %cann-indvar, 1 ; <i32> [#uses=1]
zext i32 %cann-indvar-offset to i64 ; <i64>:49 [#uses=1]
%reg561 = getelementptr i8* %reg107, i64 %49 ; <i8*> [#uses=1]
zext i32 -1 to i64 ; <i64>:50 [#uses=1]
%reg778 = getelementptr i8* %reg561, i64 %50 ; <i8*> [#uses=1]
%cast788 = trunc i32 %reg637 to i8 ; <i8> [#uses=1]
store i8 %cast788, i8* %reg778
%cond779 = icmp sle i32 %cast928, %reg110 ; <i1> [#uses=1]
br i1 %cond779, label %bb39, label %bb38
bb38: ; preds = %bb37
br label %bb39
bb39: ; preds = %bb38, %bb37
%reg639 = phi i8 [ 1, %bb38 ], [ %reg629, %bb37 ] ; <i8> [#uses=2]
%reg640 = add i32 %reg630, 1 ; <i32> [#uses=1]
%cond780 = icmp sle i32 %reg640, %reg109 ; <i1> [#uses=1]
br i1 %cond780, label %bb35, label %bb40
bb40: ; preds = %bb39, %bb34
%reg641 = phi i8 [ %reg639, %bb39 ], [ 0, %bb34 ] ; <i8> [#uses=1]
%cond781 = icmp eq i8 %reg641, 0 ; <i1> [#uses=1]
br i1 %cond781, label %bb44, label %bb41
bb41: ; preds = %bb40
%cond782 = icmp sge i32 1, %reg109 ; <i1> [#uses=1]
br i1 %cond782, label %bb6, label %bb42
bb42: ; preds = %bb42, %bb41
%cann-indvar2 = phi i32 [ 0, %bb41 ], [ %add1-indvar2, %bb42 ] ; <i32> [#uses=3]
%reg643 = add i32 %cann-indvar2, 1 ; <i32> [#uses=1]
%add1-indvar2 = add i32 %cann-indvar2, 1 ; <i32> [#uses=1]
%cann-indvar2-idxcast = bitcast i32 %cann-indvar2 to i32 ; <i32> [#uses=1]
%cann-indvar2-idxcast-offset = add i32 %cann-indvar2-idxcast, 1 ; <i32> [#uses=1]
zext i32 %cann-indvar2-idxcast-offset to i64 ; <i64>:51 [#uses=1]
%reg569 = getelementptr i32* %weight, i64 %51 ; <i32*> [#uses=2]
%reg570 = load i32* %reg569 ; <i32> [#uses=2]
%reg644 = ashr i32 %reg570, 8 ; <i32> [#uses=1]
%reg572 = ashr i32 %reg570, 31 ; <i32> [#uses=1]
%cast933 = bitcast i32 %reg572 to i32 ; <i32> [#uses=1]
%reg573 = lshr i32 %cast933, 31 ; <i32> [#uses=1]
%cast934 = bitcast i32 %reg573 to i32 ; <i32> [#uses=1]
%reg574 = add i32 %reg644, %cast934 ; <i32> [#uses=1]
%reg571 = ashr i32 %reg574, 1 ; <i32> [#uses=1]
%reg645 = add i32 %reg571, 1 ; <i32> [#uses=1]
%reg582 = shl i32 %reg645, 8 ; <i32> [#uses=1]
store i32 %reg582, i32* %reg569
%reg646 = add i32 %reg643, 1 ; <i32> [#uses=1]
%cond783 = icmp slt i32 %reg646, %reg109 ; <i1> [#uses=1]
br i1 %cond783, label %bb42, label %bb43
bb43: ; preds = %bb42
br label %bb6
bb44: ; preds = %bb40
ret void
}
declare void @panic(i8*)