aboutsummaryrefslogtreecommitdiffstats
path: root/test/Transforms/LoopStrengthReduce/pr2570.ll
blob: 671ffde671f7885167246d505f6f53ca2c0db58f (plain)
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
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
; RUN: opt < %s -loop-reduce -S | grep "phi\>" | count 8
; PR2570

target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32"
target triple = "i386-pc-linux-gnu"
@g_14 = internal global i32 1		; <i32*> [#uses=1]
@g_39 = internal global i16 -5		; <i16*> [#uses=2]
@g_43 = internal global i32 -6		; <i32*> [#uses=3]
@g_33 = internal global i32 -1269044541		; <i32*> [#uses=1]
@g_137 = internal global i32 8		; <i32*> [#uses=1]
@g_82 = internal global i32 -5		; <i32*> [#uses=3]
@g_91 = internal global i32 1		; <i32*> [#uses=1]
@g_197 = internal global i32 1		; <i32*> [#uses=4]
@g_207 = internal global i32 1		; <i32*> [#uses=2]
@g_222 = internal global i16 4165		; <i16*> [#uses=1]
@g_247 = internal global i8 -21		; <i8*> [#uses=2]
@g_260 = internal global i32 1		; <i32*> [#uses=2]
@g_221 = internal global i16 -17503		; <i16*> [#uses=3]
@g_267 = internal global i16 1		; <i16*> [#uses=1]
@llvm.used = appending global [1 x i8*] [ i8* bitcast (i32 (i32, i32, i16, i32, i8, i32)* @func_44 to i8*) ], section "llvm.metadata"		; <[1 x i8*]*> [#uses=0]

define i32 @func_44(i32 %p_45, i32 %p_46, i16 zeroext  %p_48, i32 %p_49, i8 zeroext  %p_50, i32 %p_52) nounwind  {
entry:
	tail call i32 @func_116( i8 zeroext  2 ) nounwind 		; <i32>:0 [#uses=0]
	tail call i32 @func_63( i16 signext  2 ) nounwind 		; <i32>:1 [#uses=1]
	load i16, i16* @g_39, align 2		; <i16>:2 [#uses=1]
	tail call i32 @func_63( i16 signext  %2 ) nounwind 		; <i32>:3 [#uses=1]
	trunc i32 %3 to i16		; <i16>:4 [#uses=1]
	and i16 %4, 1		; <i16>:5 [#uses=1]
	trunc i32 %p_52 to i8		; <i8>:6 [#uses=1]
	trunc i32 %1 to i16		; <i16>:7 [#uses=1]
	tail call i32 @func_74( i16 zeroext  %5, i8 zeroext  %6, i16 zeroext  %7, i16 zeroext  0 ) nounwind 		; <i32>:8 [#uses=0]
	tail call i32 @func_124( i32 544824386 ) nounwind 		; <i32>:9 [#uses=0]
	zext i8 %p_50 to i32		; <i32>:10 [#uses=1]
	load i32, i32* @g_43, align 4		; <i32>:11 [#uses=1]
	icmp sle i32 %10, %11		; <i1>:12 [#uses=1]
	zext i1 %12 to i32		; <i32>:13 [#uses=2]
	load i8, i8* @g_247, align 1		; <i8>:14 [#uses=1]
	trunc i32 %p_45 to i16		; <i16>:15 [#uses=1]
	zext i8 %14 to i16		; <i16>:16 [#uses=1]
	tail call i32 @func_74( i16 zeroext  %15, i8 zeroext  0, i16 zeroext  %16, i16 zeroext  23618 ) nounwind 		; <i32>:17 [#uses=4]
	icmp slt i32 %17, 0		; <i1>:18 [#uses=1]
	br i1 %18, label %bb162, label %bb152

bb152:		; preds = %entry
	lshr i32 2147483647, %13		; <i32>:19 [#uses=1]
	icmp slt i32 %19, %17		; <i1>:20 [#uses=1]
	select i1 %20, i32 0, i32 %13		; <i32>:21 [#uses=1]
	%.348 = shl i32 %17, %21		; <i32> [#uses=1]
	br label %bb162

bb162:		; preds = %bb152, %entry
	%.0346 = phi i32 [ %.348, %bb152 ], [ %17, %entry ]		; <i32> [#uses=1]
	tail call i32 @func_124( i32 1 ) nounwind 		; <i32>:22 [#uses=1]
	mul i32 %22, %.0346		; <i32>:23 [#uses=1]
	icmp slt i32 %p_45, 0		; <i1>:24 [#uses=1]
	icmp ugt i32 %p_45, 31		; <i1>:25 [#uses=1]
	%or.cond = or i1 %24, %25		; <i1> [#uses=1]
	br i1 %or.cond, label %bb172, label %bb168

bb168:		; preds = %bb162
	lshr i32 2147483647, %p_45		; <i32>:26 [#uses=1]
	shl i32 1392859848, %p_45		; <i32>:27 [#uses=1]
	icmp slt i32 %26, 1392859848		; <i1>:28 [#uses=1]
	%.op355 = add i32 %27, 38978		; <i32> [#uses=1]
	%phitmp = select i1 %28, i32 1392898826, i32 %.op355		; <i32> [#uses=1]
	br label %bb172

bb172:		; preds = %bb168, %bb162
	%.0343 = phi i32 [ %phitmp, %bb168 ], [ 1392898826, %bb162 ]		; <i32> [#uses=2]
	tail call i32 @func_84( i32 1, i16 zeroext  0, i16 zeroext  8 ) nounwind 		; <i32>:29 [#uses=0]
	icmp eq i32 %.0343, 0		; <i1>:30 [#uses=1]
	%.0341 = select i1 %30, i32 1, i32 %.0343		; <i32> [#uses=1]
	urem i32 %23, %.0341		; <i32>:31 [#uses=1]
	load i32, i32* @g_137, align 4		; <i32>:32 [#uses=4]
	icmp slt i32 %32, 0		; <i1>:33 [#uses=1]
	br i1 %33, label %bb202, label %bb198

bb198:		; preds = %bb172
	%not. = icmp slt i32 %32, 1073741824		; <i1> [#uses=1]
	zext i1 %not. to i32		; <i32>:34 [#uses=1]
	%.351 = shl i32 %32, %34		; <i32> [#uses=1]
	br label %bb202

bb202:		; preds = %bb198, %bb172
	%.0335 = phi i32 [ %.351, %bb198 ], [ %32, %bb172 ]		; <i32> [#uses=1]
	icmp ne i32 %31, %.0335		; <i1>:35 [#uses=1]
	zext i1 %35 to i32		; <i32>:36 [#uses=1]
	tail call i32 @func_128( i32 %36 ) nounwind 		; <i32>:37 [#uses=0]
	icmp eq i32 %p_45, 293685862		; <i1>:38 [#uses=1]
	br i1 %38, label %bb205, label %bb311

bb205:		; preds = %bb202
	icmp sgt i32 %p_46, 214		; <i1>:39 [#uses=1]
	zext i1 %39 to i32		; <i32>:40 [#uses=2]
	tail call i32 @func_128( i32 %40 ) nounwind 		; <i32>:41 [#uses=0]
	icmp sgt i32 %p_46, 65532		; <i1>:42 [#uses=1]
	zext i1 %42 to i16		; <i16>:43 [#uses=1]
	tail call i32 @func_74( i16 zeroext  23618, i8 zeroext  -29, i16 zeroext  %43, i16 zeroext  1 ) nounwind 		; <i32>:44 [#uses=2]
	tail call i32 @func_103( i16 zeroext  -869 ) nounwind 		; <i32>:45 [#uses=0]
	udiv i32 %44, 34162		; <i32>:46 [#uses=1]
	icmp ult i32 %44, 34162		; <i1>:47 [#uses=1]
	%.0331 = select i1 %47, i32 1, i32 %46		; <i32> [#uses=1]
	urem i32 293685862, %.0331		; <i32>:48 [#uses=1]
	tail call i32 @func_112( i32 %p_52, i16 zeroext  1 ) nounwind 		; <i32>:49 [#uses=0]
	icmp eq i32 %p_52, 0		; <i1>:50 [#uses=2]
	br i1 %50, label %bb222, label %bb215

bb215:		; preds = %bb205
	zext i16 %p_48 to i32		; <i32>:51 [#uses=1]
	icmp eq i16 %p_48, 0		; <i1>:52 [#uses=1]
	%.0329 = select i1 %52, i32 1, i32 %51		; <i32> [#uses=1]
	udiv i32 -1, %.0329		; <i32>:53 [#uses=1]
	icmp eq i32 %53, 0		; <i1>:54 [#uses=1]
	br i1 %54, label %bb222, label %bb223

bb222:		; preds = %bb215, %bb205
	br label %bb223

bb223:		; preds = %bb222, %bb215
	%iftmp.437.0 = phi i32 [ 0, %bb222 ], [ 1, %bb215 ]		; <i32> [#uses=1]
	load i32, i32* @g_91, align 4		; <i32>:55 [#uses=3]
	tail call i32 @func_103( i16 zeroext  4 ) nounwind 		; <i32>:56 [#uses=0]
	tail call i32 @func_112( i32 0, i16 zeroext  -31374 ) nounwind 		; <i32>:57 [#uses=0]
	load i32, i32* @g_197, align 4		; <i32>:58 [#uses=1]
	tail call i32 @func_124( i32 28156 ) nounwind 		; <i32>:59 [#uses=1]
	load i32, i32* @g_260, align 4		; <i32>:60 [#uses=1]
	load i32, i32* @g_43, align 4		; <i32>:61 [#uses=1]
	xor i32 %61, %60		; <i32>:62 [#uses=1]
	mul i32 %62, %59		; <i32>:63 [#uses=1]
	trunc i32 %63 to i8		; <i8>:64 [#uses=1]
	trunc i32 %58 to i16		; <i16>:65 [#uses=1]
	tail call i32 @func_74( i16 zeroext  0, i8 zeroext  %64, i16 zeroext  %65, i16 zeroext  0 ) nounwind 		; <i32>:66 [#uses=2]
	icmp slt i32 %66, 0		; <i1>:67 [#uses=1]
	icmp slt i32 %55, 0		; <i1>:68 [#uses=1]
	icmp ugt i32 %55, 31		; <i1>:69 [#uses=1]
	or i1 %68, %69		; <i1>:70 [#uses=1]
	%or.cond352 = or i1 %70, %67		; <i1> [#uses=1]
	select i1 %or.cond352, i32 0, i32 %55		; <i32>:71 [#uses=1]
	%.353 = ashr i32 %66, %71		; <i32> [#uses=2]
	load i16, i16* @g_221, align 2		; <i16>:72 [#uses=1]
	zext i16 %72 to i32		; <i32>:73 [#uses=1]
	icmp ugt i32 %.353, 31		; <i1>:74 [#uses=1]
	select i1 %74, i32 0, i32 %.353		; <i32>:75 [#uses=1]
	%.0323 = lshr i32 %73, %75		; <i32> [#uses=1]
	add i32 %.0323, %iftmp.437.0		; <i32>:76 [#uses=1]
	and i32 %48, 255		; <i32>:77 [#uses=2]
	add i32 %77, 2042556439		; <i32>:78 [#uses=1]
	load i32, i32* @g_207, align 4		; <i32>:79 [#uses=2]
	icmp ugt i32 %79, 31		; <i1>:80 [#uses=1]
	select i1 %80, i32 0, i32 %79		; <i32>:81 [#uses=1]
	%.0320 = lshr i32 %77, %81		; <i32> [#uses=1]
	icmp ne i32 %78, %.0320		; <i1>:82 [#uses=1]
	zext i1 %82 to i8		; <i8>:83 [#uses=1]
	tail call i32 @func_25( i8 zeroext  %83 ) nounwind 		; <i32>:84 [#uses=1]
	xor i32 %84, 1		; <i32>:85 [#uses=1]
	load i32, i32* @g_197, align 4		; <i32>:86 [#uses=1]
	add i32 %86, 1		; <i32>:87 [#uses=1]
	add i32 %87, %85		; <i32>:88 [#uses=1]
	icmp ugt i32 %76, %88		; <i1>:89 [#uses=1]
	br i1 %89, label %bb241, label %bb311

bb241:		; preds = %bb223
	store i16 -9, i16* @g_221, align 2
	udiv i32 %p_52, 1538244727		; <i32>:90 [#uses=1]
	load i32, i32* @g_207, align 4		; <i32>:91 [#uses=1]
	sub i32 %91, %90		; <i32>:92 [#uses=1]
	load i32, i32* @g_14, align 4		; <i32>:93 [#uses=1]
	trunc i32 %93 to i16		; <i16>:94 [#uses=1]
	trunc i32 %p_46 to i16		; <i16>:95 [#uses=2]
	sub i16 %94, %95		; <i16>:96 [#uses=1]
	load i32, i32* @g_197, align 4		; <i32>:97 [#uses=1]
	trunc i32 %97 to i16		; <i16>:98 [#uses=1]
	tail call i32 @func_55( i32 -346178830, i16 zeroext  %98, i16 zeroext  %95 ) nounwind 		; <i32>:99 [#uses=0]
	zext i16 %p_48 to i32		; <i32>:100 [#uses=1]
	load i8, i8* @g_247, align 1		; <i8>:101 [#uses=1]
	zext i8 %101 to i32		; <i32>:102 [#uses=1]
	sub i32 %100, %102		; <i32>:103 [#uses=1]
	tail call i32 @func_55( i32 %103, i16 zeroext  -2972, i16 zeroext  %96 ) nounwind 		; <i32>:104 [#uses=0]
	xor i32 %92, 2968		; <i32>:105 [#uses=1]
	load i32, i32* @g_197, align 4		; <i32>:106 [#uses=1]
	icmp ugt i32 %105, %106		; <i1>:107 [#uses=1]
	zext i1 %107 to i32		; <i32>:108 [#uses=1]
	store i32 %108, i32* @g_33, align 4
	br label %bb248

bb248:		; preds = %bb284, %bb241
	%p_49_addr.1.reg2mem.0 = phi i32 [ 0, %bb241 ], [ %134, %bb284 ]		; <i32> [#uses=2]
	%p_48_addr.2.reg2mem.0 = phi i16 [ %p_48, %bb241 ], [ %p_48_addr.1, %bb284 ]		; <i16> [#uses=1]
	%p_46_addr.1.reg2mem.0 = phi i32 [ %p_46, %bb241 ], [ %133, %bb284 ]		; <i32> [#uses=1]
	%p_45_addr.1.reg2mem.0 = phi i32 [ %p_45, %bb241 ], [ %p_45_addr.0, %bb284 ]		; <i32> [#uses=2]
	tail call i32 @func_63( i16 signext  1 ) nounwind 		; <i32>:109 [#uses=1]
	icmp eq i32 %109, 0		; <i1>:110 [#uses=1]
	br i1 %110, label %bb272.thread, label %bb255.thread

bb272.thread:		; preds = %bb248
	store i32 1, i32* @g_82
	load i16, i16* @g_267, align 2		; <i16>:111 [#uses=1]
	icmp eq i16 %111, 0		; <i1>:112 [#uses=1]
	br i1 %112, label %bb311.loopexit.split, label %bb268

bb255.thread:		; preds = %bb248
	load i32, i32* @g_260, align 4		; <i32>:113 [#uses=1]
	sub i32 %113, %p_52		; <i32>:114 [#uses=1]
	and i32 %114, -20753		; <i32>:115 [#uses=1]
	icmp ne i32 %115, 0		; <i1>:116 [#uses=1]
	zext i1 %116 to i16		; <i16>:117 [#uses=1]
	store i16 %117, i16* @g_221, align 2
	br label %bb284

bb268:		; preds = %bb268, %bb272.thread
	%indvar = phi i32 [ 0, %bb272.thread ], [ %g_82.tmp.0, %bb268 ]		; <i32> [#uses=2]
	%p_46_addr.0.reg2mem.0 = phi i32 [ %p_46_addr.1.reg2mem.0, %bb272.thread ], [ %119, %bb268 ]		; <i32> [#uses=1]
	%g_82.tmp.0 = add i32 %indvar, 1		; <i32> [#uses=2]
	trunc i32 %p_46_addr.0.reg2mem.0 to i16		; <i16>:118 [#uses=1]
	and i32 %g_82.tmp.0, 28156		; <i32>:119 [#uses=1]
	add i32 %indvar, 2		; <i32>:120 [#uses=4]
	icmp sgt i32 %120, -1		; <i1>:121 [#uses=1]
	br i1 %121, label %bb268, label %bb274.split

bb274.split:		; preds = %bb268
	store i32 %120, i32* @g_82
	br i1 %50, label %bb279, label %bb276

bb276:		; preds = %bb274.split
	store i16 0, i16* @g_222, align 2
	br label %bb284

bb279:		; preds = %bb274.split
	icmp eq i32 %120, 0		; <i1>:122 [#uses=1]
	%.0317 = select i1 %122, i32 1, i32 %120		; <i32> [#uses=1]
	udiv i32 -8, %.0317		; <i32>:123 [#uses=1]
	trunc i32 %123 to i16		; <i16>:124 [#uses=1]
	br label %bb284

bb284:		; preds = %bb279, %bb276, %bb255.thread
	%p_49_addr.0 = phi i32 [ %p_49_addr.1.reg2mem.0, %bb279 ], [ %p_49_addr.1.reg2mem.0, %bb276 ], [ 0, %bb255.thread ]		; <i32> [#uses=1]
	%p_48_addr.1 = phi i16 [ %124, %bb279 ], [ %118, %bb276 ], [ %p_48_addr.2.reg2mem.0, %bb255.thread ]		; <i16> [#uses=1]
	%p_45_addr.0 = phi i32 [ %p_45_addr.1.reg2mem.0, %bb279 ], [ %p_45_addr.1.reg2mem.0, %bb276 ], [ 8, %bb255.thread ]		; <i32> [#uses=3]
	load i32, i32* @g_43, align 4		; <i32>:125 [#uses=1]
	trunc i32 %125 to i8		; <i8>:126 [#uses=1]
	tail call i32 @func_116( i8 zeroext  %126 ) nounwind 		; <i32>:127 [#uses=0]
	lshr i32 65255, %p_45_addr.0		; <i32>:128 [#uses=1]
	icmp ugt i32 %p_45_addr.0, 31		; <i1>:129 [#uses=1]
	%.op = lshr i32 %128, 31		; <i32> [#uses=1]
	%.op.op = xor i32 %.op, 1		; <i32> [#uses=1]
	%.354..lobit.not = select i1 %129, i32 1, i32 %.op.op		; <i32> [#uses=1]
	load i16, i16* @g_39, align 2		; <i16>:130 [#uses=1]
	zext i16 %130 to i32		; <i32>:131 [#uses=1]
	icmp slt i32 %.354..lobit.not, %131		; <i1>:132 [#uses=1]
	zext i1 %132 to i32		; <i32>:133 [#uses=1]
	add i32 %p_49_addr.0, 1		; <i32>:134 [#uses=2]
	icmp sgt i32 %134, -1		; <i1>:135 [#uses=1]
	br i1 %135, label %bb248, label %bb307

bb307:		; preds = %bb284
	tail call i32 @func_103( i16 zeroext  0 ) nounwind 		; <i32>:136 [#uses=0]
	ret i32 %40

bb311.loopexit.split:		; preds = %bb272.thread
	store i32 1, i32* @g_82
	ret i32 1

bb311:		; preds = %bb223, %bb202
	%.0 = phi i32 [ 1, %bb202 ], [ 0, %bb223 ]		; <i32> [#uses=1]
	ret i32 %.0
}

declare i32 @func_25(i8 zeroext ) nounwind 

declare i32 @func_55(i32, i16 zeroext , i16 zeroext ) nounwind 

declare i32 @func_63(i16 signext ) nounwind 

declare i32 @func_74(i16 zeroext , i8 zeroext , i16 zeroext , i16 zeroext ) nounwind 

declare i32 @func_84(i32, i16 zeroext , i16 zeroext ) nounwind 

declare i32 @func_103(i16 zeroext ) nounwind 

declare i32 @func_124(i32) nounwind 

declare i32 @func_128(i32) nounwind 

declare i32 @func_116(i8 zeroext ) nounwind 

declare i32 @func_112(i32, i16 zeroext ) nounwind