1 ; The goal of this test case is to ensure that translation does not crash when during branching
2 ; optimization analyzeBranch() requires helper methods of removeBranch() and insertBranch()
3 ; to manage subsequent operations.
5 ; RUN: llc -O0 -mtriple=spirv64-unknown-linux %s -o - | FileCheck %s
6 ; TODO: %if spirv-tools %{ llc -O0 -mtriple=spirv64-unknown-unknown %s -o - -filetype=obj | spirv-val %}
8 ; RUN: llc -O0 -mtriple=spirv32-unknown-linux %s -o - | FileCheck %s
9 ; TODO: %if spirv-tools %{ llc -O0 -mtriple=spirv32-unknown-unknown %s -o - -filetype=obj | spirv-val %}
13 %struct = type { %arr }
14 %arr = type { [3 x i64] }
16 @.str.6 = private unnamed_addr addrspace(1) constant [3 x i8] c", \00", align 1
17 @.str.20 = private unnamed_addr addrspace(1) constant [6 x i8] c"item(\00", align 1
18 @.str.21 = private unnamed_addr addrspace(1) constant [8 x i8] c"range: \00", align 1
19 @.str.22 = private unnamed_addr addrspace(1) constant [7 x i8] c", id: \00", align 1
21 define spir_func i32 @foo(ptr addrspace(4) %Buf, ptr addrspace(4) %Item) {
23 %ref.tmp = alloca %struct
24 %ref.tmp7 = alloca %struct
27 for.cond.i: ; preds = %for.inc.i, %entry
28 %Len.0.i = phi i32 [ 0, %entry ], [ %inc.i, %for.inc.i ]
29 %idxprom.i = zext i32 %Len.0.i to i64
30 %arrayidx.i = getelementptr inbounds i8, ptr addrspace(1) @.str.20, i64 %idxprom.i
31 %0 = load i8, ptr addrspace(1) %arrayidx.i
32 %cmp.not.i = icmp eq i8 %0, 0
33 br i1 %cmp.not.i, label %for.cond1.i, label %for.inc.i
35 for.inc.i: ; preds = %for.cond.i
36 %inc.i = add i32 %Len.0.i, 1
37 br label %for.cond.i, !llvm.loop !1
39 for.cond1.i: ; preds = %for.body3.i, %for.cond.i
40 %I.0.i = phi i32 [ %inc9.i, %for.body3.i ], [ 0, %for.cond.i ]
41 %cmp2.i = icmp ult i32 %I.0.i, %Len.0.i
42 br i1 %cmp2.i, label %for.body3.i, label %for.cond.preheader
44 for.cond.preheader: ; preds = %for.cond1.i
45 %MIndex.i = getelementptr inbounds i8, ptr addrspace(4) %Item, i64 24
48 for.body3.i: ; preds = %for.cond1.i
49 %idxprom4.i = zext i32 %I.0.i to i64
50 %arrayidx5.i = getelementptr inbounds i8, ptr addrspace(1) @.str.20, i64 %idxprom4.i
51 %1 = load i8, ptr addrspace(1) %arrayidx5.i
52 %arrayidx7.i = getelementptr inbounds i8, ptr addrspace(4) %Buf, i64 %idxprom4.i
53 store i8 %1, ptr addrspace(4) %arrayidx7.i
54 %inc9.i = add nuw i32 %I.0.i, 1
55 br label %for.cond1.i, !llvm.loop !2
57 for.cond: ; preds = %exit, %for.cond.preheader
58 %Len.0 = phi i32 [ %add9, %exit ], [ %Len.0.i, %for.cond.preheader ]
59 %I.0 = phi i32 [ %inc, %exit ], [ 0, %for.cond.preheader ]
60 %cmp = icmp ult i32 %I.0, 2
61 br i1 %cmp, label %for.body, label %for.cond.cleanup
63 for.cond.cleanup: ; preds = %for.cond
64 %inc10 = add i32 %Len.0, 1
65 %idxprom = zext i32 %Len.0 to i64
66 %arrayidx = getelementptr inbounds i8, ptr addrspace(4) %Buf, i64 %idxprom
67 store i8 41, ptr addrspace(4) %arrayidx
70 for.body: ; preds = %for.cond
71 %idx.ext = zext i32 %Len.0 to i64
72 %add.ptr = getelementptr inbounds i8, ptr addrspace(4) %Buf, i64 %idx.ext
73 %cmp1 = icmp eq i32 %I.0, 0
74 %cond = select i1 %cmp1, ptr addrspace(1) @.str.21, ptr addrspace(1) @.str.22
75 br label %for.cond.i25
77 for.cond.i25: ; preds = %for.inc.i30, %for.body
78 %Len.0.i26 = phi i32 [ 0, %for.body ], [ %inc.i31, %for.inc.i30 ]
79 %idxprom.i27 = zext i32 %Len.0.i26 to i64
80 %arrayidx.i28 = getelementptr inbounds i8, ptr addrspace(1) %cond, i64 %idxprom.i27
81 %2 = load i8, ptr addrspace(1) %arrayidx.i28
82 %cmp.not.i29 = icmp eq i8 %2, 0
83 br i1 %cmp.not.i29, label %for.cond1.i33, label %for.inc.i30
85 for.inc.i30: ; preds = %for.cond.i25
86 %inc.i31 = add i32 %Len.0.i26, 1
87 br label %for.cond.i25, !llvm.loop !1
89 for.cond1.i33: ; preds = %for.body3.i36, %for.cond.i25
90 %I.0.i34 = phi i32 [ %inc9.i40, %for.body3.i36 ], [ 0, %for.cond.i25 ]
91 %cmp2.i35 = icmp ult i32 %I.0.i34, %Len.0.i26
92 br i1 %cmp2.i35, label %for.body3.i36, label %detail.exit
94 for.body3.i36: ; preds = %for.cond1.i33
95 %idxprom4.i37 = zext i32 %I.0.i34 to i64
96 %arrayidx5.i38 = getelementptr inbounds i8, ptr addrspace(1) %cond, i64 %idxprom4.i37
97 %3 = load i8, ptr addrspace(1) %arrayidx5.i38
98 %arrayidx7.i39 = getelementptr inbounds i8, ptr addrspace(4) %add.ptr, i64 %idxprom4.i37
99 store i8 %3, ptr addrspace(4) %arrayidx7.i39
100 %inc9.i40 = add nuw i32 %I.0.i34, 1
101 br label %for.cond1.i33, !llvm.loop !2
103 detail.exit: ; preds = %for.cond1.i33
104 %add3 = add i32 %Len.0, %Len.0.i26
105 %idx.ext4 = zext i32 %add3 to i64
106 %add.ptr5 = getelementptr inbounds i8, ptr addrspace(4) %Buf, i64 %idx.ext4
107 br i1 %cmp1, label %cond.true, label %cond.false
109 cond.true: ; preds = %detail.exit
110 call void @llvm.memcpy.p0.p4.i64(ptr align 8 %ref.tmp7, ptr addrspace(4) align 8 %Item, i64 24, i1 false)
111 call void @llvm.memset.p0.i64(ptr align 8 %ref.tmp, i8 0, i64 24, i1 false)
112 br label %for.cond.i42
114 for.cond.i42: ; preds = %for.body.i, %cond.true
115 %i.0.i = phi i32 [ 0, %cond.true ], [ %inc.i45, %for.body.i ]
116 %cmp.i = icmp ult i32 %i.0.i, 3
117 br i1 %cmp.i, label %for.body.i, label %cond.end
119 for.body.i: ; preds = %for.cond.i42
120 %idxprom.i43 = zext nneg i32 %i.0.i to i64
121 %arrayidx.i44 = getelementptr inbounds [3 x i64], ptr %ref.tmp7, i64 0, i64 %idxprom.i43
122 %4 = load i64, ptr %arrayidx.i44, align 8
123 %arrayidx.i.i = getelementptr inbounds [3 x i64], ptr %ref.tmp, i64 0, i64 %idxprom.i43
124 store i64 %4, ptr %arrayidx.i.i, align 8
125 %inc.i45 = add nuw nsw i32 %i.0.i, 1
126 br label %for.cond.i42, !llvm.loop !3
128 cond.false: ; preds = %detail.exit
129 call void @llvm.memcpy.p0.p4.i64(ptr align 8 %ref.tmp, ptr addrspace(4) align 8 %MIndex.i, i64 24, i1 false)
132 cond.end: ; preds = %cond.false, %for.cond.i42
133 store i8 123, ptr addrspace(4) %add.ptr5
134 br label %for.cond.i46
136 for.cond.i46: ; preds = %for.inc.i52, %cond.end
137 %Len.0.i47 = phi i32 [ 1, %cond.end ], [ %Len.1.i, %for.inc.i52 ]
138 %I.0.i48 = phi i32 [ 0, %cond.end ], [ %inc7.i, %for.inc.i52 ]
139 %cmp.i49 = icmp ult i32 %I.0.i48, 3
140 br i1 %cmp.i49, label %for.body.i50, label %exit
142 for.body.i50: ; preds = %for.cond.i46
143 %idxprom.i.i = zext nneg i32 %I.0.i48 to i64
144 %arrayidx.i.i51 = getelementptr inbounds [3 x i64], ptr %ref.tmp, i64 0, i64 %idxprom.i.i
145 %5 = load i64, ptr %arrayidx.i.i51, align 8
146 %idx.ext.i = zext i32 %Len.0.i47 to i64
147 %add.ptr.i = getelementptr inbounds i8, ptr addrspace(4) %add.ptr5, i64 %idx.ext.i
148 br label %do.body.i.i.i
150 do.body.i.i.i: ; preds = %do.body.i.i.i, %for.body.i50
151 %Val.addr.0.i.i.i = phi i64 [ %5, %for.body.i50 ], [ %div.i.i.i, %do.body.i.i.i ]
152 %NumDigits.0.i.i.i = phi i32 [ 0, %for.body.i50 ], [ %inc.i.i.i, %do.body.i.i.i ]
153 %Val.addr.0.i.i.i.frozen = freeze i64 %Val.addr.0.i.i.i
154 %div.i.i.i = udiv i64 %Val.addr.0.i.i.i.frozen, 10
155 %6 = mul i64 %div.i.i.i, 10
156 %rem.i.i.i.decomposed = sub i64 %Val.addr.0.i.i.i.frozen, %6
157 %7 = trunc i64 %rem.i.i.i.decomposed to i8
158 %retval.0.i.i.i.i = or disjoint i8 %7, 48
159 %inc.i.i.i = add i32 %NumDigits.0.i.i.i, 1
160 %idxprom.i.i.i = zext i32 %NumDigits.0.i.i.i to i64
161 %arrayidx.i.i.i = getelementptr inbounds i8, ptr addrspace(4) %add.ptr.i, i64 %idxprom.i.i.i
162 store i8 %retval.0.i.i.i.i, ptr addrspace(4) %arrayidx.i.i.i
163 %tobool.not.i.i.i = icmp ult i64 %Val.addr.0.i.i.i, 10
164 br i1 %tobool.not.i.i.i, label %while.cond.i.i.i, label %do.body.i.i.i, !llvm.loop !4
166 while.cond.i.i.i: ; preds = %while.body.i.i.i, %do.body.i.i.i
167 %J.0.i.i.i = phi i32 [ %inc.i54.i.i, %while.body.i.i.i ], [ 0, %do.body.i.i.i ]
168 %I.0.in.i.i.i = phi i32 [ %I.0.i.i.i, %while.body.i.i.i ], [ %inc.i.i.i, %do.body.i.i.i ]
169 %I.0.i.i.i = add i32 %I.0.in.i.i.i, -1
170 %cmp.i.i.i = icmp sgt i32 %I.0.i.i.i, %J.0.i.i.i
171 br i1 %cmp.i.i.i, label %while.body.i.i.i, label %enable.exit
173 while.body.i.i.i: ; preds = %while.cond.i.i.i
174 %idxprom.i52.i.i = sext i32 %I.0.i.i.i to i64
175 %arrayidx.i53.i.i = getelementptr inbounds i8, ptr addrspace(4) %add.ptr.i, i64 %idxprom.i52.i.i
176 %8 = load i8, ptr addrspace(4) %arrayidx.i53.i.i
177 %idxprom1.i.i.i = zext nneg i32 %J.0.i.i.i to i64
178 %arrayidx2.i.i.i = getelementptr inbounds i8, ptr addrspace(4) %add.ptr.i, i64 %idxprom1.i.i.i
179 %9 = load i8, ptr addrspace(4) %arrayidx2.i.i.i
180 store i8 %9, ptr addrspace(4) %arrayidx.i53.i.i
181 store i8 %8, ptr addrspace(4) %arrayidx2.i.i.i
182 %inc.i54.i.i = add nuw nsw i32 %J.0.i.i.i, 1
183 br label %while.cond.i.i.i, !llvm.loop !5
185 enable.exit: ; preds = %while.cond.i.i.i
186 %add.i = add i32 %Len.0.i47, %inc.i.i.i
187 %cmp2.not.i = icmp eq i32 %I.0.i48, 2
188 br i1 %cmp2.not.i, label %for.inc.i52, label %if.then.i
190 if.then.i: ; preds = %enable.exit
191 %idx.ext3.i = zext i32 %add.i to i64
192 %add.ptr4.i = getelementptr inbounds i8, ptr addrspace(4) %add.ptr5, i64 %idx.ext3.i
193 br label %for.cond.i.i
195 for.cond.i.i: ; preds = %for.inc.i.i, %if.then.i
196 %Len.0.i.i = phi i32 [ 0, %if.then.i ], [ %inc.i.i, %for.inc.i.i ]
197 %idxprom.i24.i = zext i32 %Len.0.i.i to i64
198 %arrayidx.i25.i = getelementptr inbounds i8, ptr addrspace(1) @.str.6, i64 %idxprom.i24.i
199 %10 = load i8, ptr addrspace(1) %arrayidx.i25.i
200 %cmp.not.i.i = icmp eq i8 %10, 0
201 br i1 %cmp.not.i.i, label %for.cond1.i.i, label %for.inc.i.i
203 for.inc.i.i: ; preds = %for.cond.i.i
204 %inc.i.i = add i32 %Len.0.i.i, 1
205 br label %for.cond.i.i, !llvm.loop !1
207 for.cond1.i.i: ; preds = %for.body3.i.i, %for.cond.i.i
208 %I.0.i.i = phi i32 [ %inc9.i.i, %for.body3.i.i ], [ 0, %for.cond.i.i ]
209 %cmp2.i.i = icmp ult i32 %I.0.i.i, %Len.0.i.i
210 br i1 %cmp2.i.i, label %for.body3.i.i, label %append.exit
212 for.body3.i.i: ; preds = %for.cond1.i.i
213 %idxprom4.i.i = zext i32 %I.0.i.i to i64
214 %arrayidx5.i.i = getelementptr inbounds i8, ptr addrspace(1) @.str.6, i64 %idxprom4.i.i
215 %11 = load i8, ptr addrspace(1) %arrayidx5.i.i
216 %arrayidx7.i.i = getelementptr inbounds i8, ptr addrspace(4) %add.ptr4.i, i64 %idxprom4.i.i
217 store i8 %11, ptr addrspace(4) %arrayidx7.i.i
218 %inc9.i.i = add nuw i32 %I.0.i.i, 1
219 br label %for.cond1.i.i, !llvm.loop !2
221 append.exit: ; preds = %for.cond1.i.i
222 %add6.i = add i32 %add.i, %Len.0.i.i
223 br label %for.inc.i52
225 for.inc.i52: ; preds = %append.exit, %enable.exit
226 %Len.1.i = phi i32 [ %add6.i, %append.exit ], [ %add.i, %enable.exit ]
227 %inc7.i = add nuw nsw i32 %I.0.i48, 1
228 br label %for.cond.i46, !llvm.loop !6
230 exit: ; preds = %for.cond.i46
231 %inc8.i = add i32 %Len.0.i47, 1
232 %idxprom9.i = zext i32 %Len.0.i47 to i64
233 %arrayidx10.i = getelementptr inbounds i8, ptr addrspace(4) %add.ptr5, i64 %idxprom9.i
234 store i8 125, ptr addrspace(4) %arrayidx10.i
235 %add9 = add i32 %add3, %inc8.i
236 %inc = add nuw nsw i32 %I.0, 1
237 br label %for.cond, !llvm.loop !7
240 declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg)
241 declare void @llvm.memcpy.p0.p4.i64(ptr noalias nocapture writeonly, ptr addrspace(4) noalias nocapture readonly, i64, i1 immarg)
243 !0 = !{!"llvm.loop.mustprogress"}
244 !1 = distinct !{!1, !0}
245 !2 = distinct !{!2, !0}
246 !3 = distinct !{!3, !0}
247 !4 = distinct !{!4, !0}
248 !5 = distinct !{!5, !0}
249 !6 = distinct !{!6, !0}
250 !7 = distinct !{!7, !0}