1 ; This test case checks handling of llvm.dbg.declare intrinsic during fast-isel.
2 ; RUN: llc --disable-fp-elim -O0 %s -o %t.s
3 ; RUN: %compile_c -m64 %t.s -o %t.o
4 ; RUN: %link -m64 %t.o -o %t.exe
5 ; RUN: echo {break f1\n break f2 \n break f3 \n break f5 \n break f9 \n run \n p i \n c \n p i\n c \n p i\n c \n p i\n c \n p i.x} > %t.in
6 ; RUN: gdb -q -batch -n -x %t.in %t.exe >& %t.out
7 ; RUN: grep "1 = 42" %t.out
8 ; RUN: grep "2 = 43" %t.out
9 ; RUN: grep "3 = 44" %t.out
10 ; RUN: grep "4 = 46" %t.out
11 ; RUN: grep "5 = 51" %t.out
13 %struct.XYZ = type { i32, i32, i32, i32, i32 }
15 ; Check handling of llvm.dbg.declare for an argument referred through alloca, where
16 ; alloca dominates llvm.dbg.declare
17 define i32 @f1(i32 %i) nounwind ssp {
19 %i.addr = alloca i32, align 4
20 store i32 %i, i32* %i.addr, align 4
21 call void @llvm.dbg.declare(metadata !{i32* %i.addr}, metadata !16), !dbg !17
22 %tmp = load i32* %i.addr, align 4, !dbg !18
23 ret i32 %tmp, !dbg !18
26 declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
28 ; Check handling of llvm.dbg.declare for an argument referred through alloca, where
29 ; llvm.dbg.declare dominates alloca.
30 define i32 @f2(i32 %i) nounwind ssp {
32 call void @llvm.dbg.declare(metadata !{i32* %i.addr}, metadata !20), !dbg !21
33 %i.addr = alloca i32, align 4
34 store i32 %i, i32* %i.addr, align 4
35 %tmp = load i32* %i.addr, align 4, !dbg !22
36 ret i32 %tmp, !dbg !22
39 ; Check handling of an argument referred directly by llvm.dbg.declare where at least
40 ; one argument use dominates llvm.dbg.declare.
41 define i32 @f3(i32 %i) nounwind ssp {
43 %i.addr = alloca i32, align 4
44 store i32 %i, i32* %i.addr, align 4
45 call void @llvm.dbg.declare(metadata !{i32 %i}, metadata !24), !dbg !25
46 %tmp = load i32* %i.addr, align 4, !dbg !26
47 ret i32 %tmp, !dbg !26
50 ; Check handling of an argument referred directly by llvm.dbg.declare where
51 ; llvm.dbg.declare dominates all uses of argument.
52 define i32 @f4(i32 %i) nounwind ssp {
54 call void @llvm.dbg.declare(metadata !{i32 %i}, metadata !28), !dbg !29
58 ; Check handling of an argument referred directly by llvm.dbg.declare where
59 ; llvm.dbg.declare dominates all uses of argument in separate basic block.
60 define i32 @f5(i32 %i) nounwind ssp {
62 call void @llvm.dbg.declare(metadata !{i32 %i}, metadata !32), !dbg !33
68 ; Check handling of an argument referred directly by llvm.dbg.declare where
69 ; argument is not used.
70 define i32 @f6(i32 %i) nounwind ssp {
72 call void @llvm.dbg.declare(metadata !{i32 %i}, metadata !36), !dbg !37
76 ; Check handling of an byval argument referred directly by llvm.dbg.declare where
77 ; argument is not used.
78 define i32 @f7(%struct.XYZ* byval %i) nounwind ssp {
80 call void @llvm.dbg.declare(metadata !{%struct.XYZ* %i}, metadata !40), !dbg !48
84 ; Check handling of an byval argument referred directly by llvm.dbg.declare where
85 ; argument use dominates llvm.dbg.declare.
86 define i32 @f8(%struct.XYZ* byval %i) nounwind ssp {
88 %tmp = getelementptr inbounds %struct.XYZ* %i, i32 0, i32 1, !dbg !53
89 %tmp1 = load i32* %tmp, align 4, !dbg !53
90 call void @llvm.dbg.declare(metadata !{%struct.XYZ* %i}, metadata !51), !dbg !52
91 ret i32 %tmp1, !dbg !53
94 ; Check handling of an byval argument referred directly by llvm.dbg.declare where
95 ; llvm.dbg.declare dominates all uses of argument.
96 define i32 @f9(%struct.XYZ* byval %i) nounwind ssp {
98 call void @llvm.dbg.declare(metadata !{%struct.XYZ* %i}, metadata !55), !dbg !56
99 %tmp = getelementptr inbounds %struct.XYZ* %i, i32 0, i32 2, !dbg !57
100 %tmp1 = load i32* %tmp, align 4, !dbg !57
101 ret i32 %tmp1, !dbg !57
104 ; Check handling of an byval argument referred directly by llvm.dbg.declare where
105 ; llvm.dbg.declare dominates all uses of argument in separate basic block.
106 define i32 @f10(%struct.XYZ* byval %i) nounwind ssp {
108 call void @llvm.dbg.declare(metadata !{%struct.XYZ* %i}, metadata !59), !dbg !60
111 %tmp = getelementptr inbounds %struct.XYZ* %i, i32 0, i32 3, !dbg !61
112 %tmp1 = load i32* %tmp, align 4, !dbg !61
113 ret i32 %tmp1, !dbg !61
116 define i32 @main() nounwind ssp {
118 %retval = alloca i32, align 4
119 %abc = alloca %struct.XYZ, align 4
120 %agg.tmp = alloca %struct.XYZ, align 4
121 %agg.tmp13 = alloca %struct.XYZ, align 4
122 %agg.tmp17 = alloca %struct.XYZ, align 4
123 %agg.tmp21 = alloca %struct.XYZ, align 4
124 store i32 0, i32* %retval
125 %call = call i32 @f1(i32 42), !dbg !63
126 %call1 = call i32 @f2(i32 43), !dbg !65
127 %call2 = call i32 @f3(i32 44), !dbg !66
128 %call3 = call i32 @f4(i32 45), !dbg !67
129 %call4 = call i32 @f5(i32 46), !dbg !68
130 %call5 = call i32 @f6(i32 47), !dbg !69
131 call void @llvm.dbg.declare(metadata !{%struct.XYZ* %abc}, metadata !70), !dbg !71
132 %tmp = getelementptr inbounds %struct.XYZ* %abc, i32 0, i32 0, !dbg !72
133 store i32 51, i32* %tmp, align 4, !dbg !72
134 %tmp6 = getelementptr inbounds %struct.XYZ* %abc, i32 0, i32 1, !dbg !72
135 store i32 52, i32* %tmp6, align 4, !dbg !72
136 %tmp7 = getelementptr inbounds %struct.XYZ* %abc, i32 0, i32 2, !dbg !72
137 store i32 53, i32* %tmp7, align 4, !dbg !72
138 %tmp8 = getelementptr inbounds %struct.XYZ* %abc, i32 0, i32 3, !dbg !72
139 store i32 54, i32* %tmp8, align 4, !dbg !72
140 %tmp9 = getelementptr inbounds %struct.XYZ* %abc, i32 0, i32 4, !dbg !72
141 store i32 55, i32* %tmp9, align 4, !dbg !72
142 %tmp10 = bitcast %struct.XYZ* %agg.tmp to i8*, !dbg !73
143 %tmp11 = bitcast %struct.XYZ* %abc to i8*, !dbg !73
144 call void @llvm.memcpy.p0i8.p0i8.i64(i8* %tmp10, i8* %tmp11, i64 20, i32 4, i1 false), !dbg !73
145 %call12 = call i32 @f7(%struct.XYZ* byval %agg.tmp), !dbg !73
146 %tmp14 = bitcast %struct.XYZ* %agg.tmp13 to i8*, !dbg !74
147 %tmp15 = bitcast %struct.XYZ* %abc to i8*, !dbg !74
148 call void @llvm.memcpy.p0i8.p0i8.i64(i8* %tmp14, i8* %tmp15, i64 20, i32 4, i1 false), !dbg !74
149 %call16 = call i32 @f8(%struct.XYZ* byval %agg.tmp13), !dbg !74
150 %tmp18 = bitcast %struct.XYZ* %agg.tmp17 to i8*, !dbg !75
151 %tmp19 = bitcast %struct.XYZ* %abc to i8*, !dbg !75
152 call void @llvm.memcpy.p0i8.p0i8.i64(i8* %tmp18, i8* %tmp19, i64 20, i32 4, i1 false), !dbg !75
153 %call20 = call i32 @f9(%struct.XYZ* byval %agg.tmp17), !dbg !75
154 %tmp22 = bitcast %struct.XYZ* %agg.tmp21 to i8*, !dbg !76
155 %tmp23 = bitcast %struct.XYZ* %abc to i8*, !dbg !76
156 call void @llvm.memcpy.p0i8.p0i8.i64(i8* %tmp22, i8* %tmp23, i64 20, i32 4, i1 false), !dbg !76
157 %call24 = call i32 @f10(%struct.XYZ* byval %agg.tmp21), !dbg !76
161 declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind
163 !llvm.dbg.sp = !{!0, !6, !7, !8, !9, !10, !11, !12, !13, !14, !15}
165 !0 = metadata !{i32 524334, i32 0, metadata !1, metadata !"f1", metadata !"f1", metadata !"f1", metadata !1, i32 11, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 (i32)* @f1} ; [ DW_TAG_subprogram ]
166 !1 = metadata !{i32 524329, metadata !"arg.c", metadata !"/private/tmp", metadata !2} ; [ DW_TAG_file_type ]
167 !2 = metadata !{i32 524305, i32 0, i32 12, metadata !"arg.c", metadata !"/private/tmp", metadata !"clang version 2.8 (trunk 112967)", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
168 !3 = metadata !{i32 524309, metadata !1, metadata !"", metadata !1, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !4, i32 0, null} ; [ DW_TAG_subroutine_type ]
169 !4 = metadata !{metadata !5}
170 !5 = metadata !{i32 524324, metadata !1, metadata !"int", metadata !1, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
171 !6 = metadata !{i32 524334, i32 0, metadata !1, metadata !"f2", metadata !"f2", metadata !"f2", metadata !1, i32 12, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 (i32)* @f2} ; [ DW_TAG_subprogram ]
172 !7 = metadata !{i32 524334, i32 0, metadata !1, metadata !"f3", metadata !"f3", metadata !"f3", metadata !1, i32 13, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 (i32)* @f3} ; [ DW_TAG_subprogram ]
173 !8 = metadata !{i32 524334, i32 0, metadata !1, metadata !"f4", metadata !"f4", metadata !"f4", metadata !1, i32 14, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 (i32)* @f4} ; [ DW_TAG_subprogram ]
174 !9 = metadata !{i32 524334, i32 0, metadata !1, metadata !"f5", metadata !"f5", metadata !"f5", metadata !1, i32 15, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 (i32)* @f5} ; [ DW_TAG_subprogram ]
175 !10 = metadata !{i32 524334, i32 0, metadata !1, metadata !"f6", metadata !"f6", metadata !"f6", metadata !1, i32 16, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 (i32)* @f6} ; [ DW_TAG_subprogram ]
176 !11 = metadata !{i32 524334, i32 0, metadata !1, metadata !"f7", metadata !"f7", metadata !"f7", metadata !1, i32 17, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 (%struct.XYZ*)* @f7} ; [ DW_TAG_subprogram ]
177 !12 = metadata !{i32 524334, i32 0, metadata !1, metadata !"f8", metadata !"f8", metadata !"f8", metadata !1, i32 18, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 (%struct.XYZ*)* @f8} ; [ DW_TAG_subprogram ]
178 !13 = metadata !{i32 524334, i32 0, metadata !1, metadata !"f9", metadata !"f9", metadata !"f9", metadata !1, i32 19, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 (%struct.XYZ*)* @f9} ; [ DW_TAG_subprogram ]
179 !14 = metadata !{i32 524334, i32 0, metadata !1, metadata !"f10", metadata !"f10", metadata !"f10", metadata !1, i32 20, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 (%struct.XYZ*)* @f10} ; [ DW_TAG_subprogram ]
180 !15 = metadata !{i32 524334, i32 0, metadata !1, metadata !"main", metadata !"main", metadata !"main", metadata !1, i32 23, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 ()* @main} ; [ DW_TAG_subprogram ]
181 !16 = metadata !{i32 524545, metadata !0, metadata !"i", metadata !1, i32 11, metadata !5} ; [ DW_TAG_arg_variable ]
182 !17 = metadata !{i32 11, i32 12, metadata !0, null}
183 !18 = metadata !{i32 11, i32 17, metadata !19, null}
184 !19 = metadata !{i32 524299, metadata !0, i32 11, i32 15, metadata !1, i32 0} ; [ DW_TAG_lexical_block ]
185 !20 = metadata !{i32 524545, metadata !6, metadata !"i", metadata !1, i32 12, metadata !5} ; [ DW_TAG_arg_variable ]
186 !21 = metadata !{i32 12, i32 12, metadata !6, null}
187 !22 = metadata !{i32 12, i32 17, metadata !23, null}
188 !23 = metadata !{i32 524299, metadata !6, i32 12, i32 15, metadata !1, i32 1} ; [ DW_TAG_lexical_block ]
189 !24 = metadata !{i32 524545, metadata !7, metadata !"i", metadata !1, i32 13, metadata !5} ; [ DW_TAG_arg_variable ]
190 !25 = metadata !{i32 13, i32 12, metadata !7, null}
191 !26 = metadata !{i32 13, i32 17, metadata !27, null}
192 !27 = metadata !{i32 524299, metadata !7, i32 13, i32 15, metadata !1, i32 2} ; [ DW_TAG_lexical_block ]
193 !28 = metadata !{i32 524545, metadata !8, metadata !"i", metadata !1, i32 14, metadata !5} ; [ DW_TAG_arg_variable ]
194 !29 = metadata !{i32 14, i32 12, metadata !8, null}
195 !30 = metadata !{i32 14, i32 17, metadata !31, null}
196 !31 = metadata !{i32 524299, metadata !8, i32 14, i32 15, metadata !1, i32 3} ; [ DW_TAG_lexical_block ]
197 !32 = metadata !{i32 524545, metadata !9, metadata !"i", metadata !1, i32 15, metadata !5} ; [ DW_TAG_arg_variable ]
198 !33 = metadata !{i32 15, i32 12, metadata !9, null}
199 !34 = metadata !{i32 15, i32 17, metadata !35, null}
200 !35 = metadata !{i32 524299, metadata !9, i32 15, i32 15, metadata !1, i32 4} ; [ DW_TAG_lexical_block ]
201 !36 = metadata !{i32 524545, metadata !10, metadata !"i", metadata !1, i32 16, metadata !5} ; [ DW_TAG_arg_variable ]
202 !37 = metadata !{i32 16, i32 12, metadata !10, null}
203 !38 = metadata !{i32 16, i32 17, metadata !39, null}
204 !39 = metadata !{i32 524299, metadata !10, i32 16, i32 15, metadata !1, i32 5} ; [ DW_TAG_lexical_block ]
205 !40 = metadata !{i32 524545, metadata !11, metadata !"i", metadata !1, i32 17, metadata !41} ; [ DW_TAG_arg_variable ]
206 !41 = metadata !{i32 524307, metadata !1, metadata !"XYZ", metadata !1, i32 2, i64 160, i64 32, i64 0, i32 0, null, metadata !42, i32 0, null} ; [ DW_TAG_structure_type ]
207 !42 = metadata !{metadata !43, metadata !44, metadata !45, metadata !46, metadata !47}
208 !43 = metadata !{i32 524301, metadata !1, metadata !"x", metadata !1, i32 3, i64 32, i64 32, i64 0, i32 0, metadata !5} ; [ DW_TAG_member ]
209 !44 = metadata !{i32 524301, metadata !1, metadata !"y", metadata !1, i32 4, i64 32, i64 32, i64 32, i32 0, metadata !5} ; [ DW_TAG_member ]
210 !45 = metadata !{i32 524301, metadata !1, metadata !"z", metadata !1, i32 5, i64 32, i64 32, i64 64, i32 0, metadata !5} ; [ DW_TAG_member ]
211 !46 = metadata !{i32 524301, metadata !1, metadata !"a", metadata !1, i32 6, i64 32, i64 32, i64 96, i32 0, metadata !5} ; [ DW_TAG_member ]
212 !47 = metadata !{i32 524301, metadata !1, metadata !"b", metadata !1, i32 7, i64 32, i64 32, i64 128, i32 0, metadata !5} ; [ DW_TAG_member ]
213 !48 = metadata !{i32 17, i32 19, metadata !11, null}
214 !49 = metadata !{i32 17, i32 24, metadata !50, null}
215 !50 = metadata !{i32 524299, metadata !11, i32 17, i32 22, metadata !1, i32 6} ; [ DW_TAG_lexical_block ]
216 !51 = metadata !{i32 524545, metadata !12, metadata !"i", metadata !1, i32 18, metadata !41} ; [ DW_TAG_arg_variable ]
217 !52 = metadata !{i32 18, i32 19, metadata !12, null}
218 !53 = metadata !{i32 18, i32 24, metadata !54, null}
219 !54 = metadata !{i32 524299, metadata !12, i32 18, i32 22, metadata !1, i32 7} ; [ DW_TAG_lexical_block ]
220 !55 = metadata !{i32 524545, metadata !13, metadata !"i", metadata !1, i32 19, metadata !41} ; [ DW_TAG_arg_variable ]
221 !56 = metadata !{i32 19, i32 19, metadata !13, null}
222 !57 = metadata !{i32 19, i32 24, metadata !58, null}
223 !58 = metadata !{i32 524299, metadata !13, i32 19, i32 22, metadata !1, i32 8} ; [ DW_TAG_lexical_block ]
224 !59 = metadata !{i32 524545, metadata !14, metadata !"i", metadata !1, i32 20, metadata !41} ; [ DW_TAG_arg_variable ]
225 !60 = metadata !{i32 20, i32 20, metadata !14, null}
226 !61 = metadata !{i32 20, i32 25, metadata !62, null}
227 !62 = metadata !{i32 524299, metadata !14, i32 20, i32 23, metadata !1, i32 9} ; [ DW_TAG_lexical_block ]
228 !63 = metadata !{i32 24, i32 3, metadata !64, null}
229 !64 = metadata !{i32 524299, metadata !15, i32 23, i32 12, metadata !1, i32 10} ; [ DW_TAG_lexical_block ]
230 !65 = metadata !{i32 25, i32 3, metadata !64, null}
231 !66 = metadata !{i32 26, i32 3, metadata !64, null}
232 !67 = metadata !{i32 27, i32 3, metadata !64, null}
233 !68 = metadata !{i32 28, i32 3, metadata !64, null}
234 !69 = metadata !{i32 29, i32 3, metadata !64, null}
235 !70 = metadata !{i32 524544, metadata !64, metadata !"abc", metadata !1, i32 30, metadata !41} ; [ DW_TAG_auto_variable ]
236 !71 = metadata !{i32 30, i32 14, metadata !64, null}
237 !72 = metadata !{i32 30, i32 17, metadata !64, null}
238 !73 = metadata !{i32 31, i32 3, metadata !64, null}
239 !74 = metadata !{i32 32, i32 3, metadata !64, null}
240 !75 = metadata !{i32 33, i32 3, metadata !64, null}
241 !76 = metadata !{i32 34, i32 3, metadata !64, null}
242 !77 = metadata !{i32 36, i32 3, metadata !64, null}