1 ; RUN: opt < %s -gvn -simplifycfg \
6 target datalayout = "E-p:32:32"
7 target triple = "powerpc-apple-darwin8"
8 %struct.CUMULATIVE_ARGS = type { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32 }
9 %struct.eh_status = type opaque
10 %struct.emit_status = type { i32, i32, %struct.rtx_def*, %struct.rtx_def*, %struct.sequence_stack*, i32, %struct.location_t, i32, i8*, %struct.rtx_def** }
11 %struct.expr_status = type { i32, i32, i32, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def* }
12 %struct.function = type { %struct.eh_status*, %struct.expr_status*, %struct.emit_status*, %struct.varasm_status*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.function*, i32, i32, i32, i32, %struct.rtx_def*, %struct.CUMULATIVE_ARGS, %struct.rtx_def*, %struct.rtx_def*, %struct.initial_value_struct*, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def*, i8, i32, i64, %struct.tree_node*, %struct.tree_node*, %struct.rtx_def*, %struct.varray_head_tag*, %struct.temp_slot*, i32, %struct.var_refs_queue*, i32, i32, %struct.rtvec_def*, %struct.tree_node*, i32, i32, i32, %struct.machine_function*, i32, i32, i8, i8, %struct.language_function*, %struct.rtx_def*, i32, i32, i32, i32, %struct.location_t, %struct.varray_head_tag*, %struct.tree_node*, i8, i8, i8 }
13 %struct.initial_value_struct = type opaque
14 %struct.lang_decl = type opaque
15 %struct.lang_type = type opaque
16 %struct.language_function = type opaque
17 %struct.location_t = type { i8*, i32 }
18 %struct.machine_function = type { i32, i32, i8*, i32, i32 }
19 %struct.rtunion = type { i32 }
20 %struct.rtvec_def = type { i32, [1 x %struct.rtx_def*] }
21 %struct.rtx_def = type { i16, i8, i8, %struct.u }
22 %struct.sequence_stack = type { %struct.rtx_def*, %struct.rtx_def*, %struct.sequence_stack* }
23 %struct.temp_slot = type opaque
24 %struct.tree_common = type { %struct.tree_node*, %struct.tree_node*, %union.tree_ann_d*, i8, i8, i8, i8, i8 }
25 %struct.tree_decl = type { %struct.tree_common, %struct.location_t, i32, %struct.tree_node*, i8, i8, i8, i8, i8, i8, i8, i8, i32, %struct.tree_decl_u1, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.rtx_def*, %struct.tree_decl_u2, %struct.tree_node*, %struct.tree_node*, i64, %struct.lang_decl* }
26 %struct.tree_decl_u1 = type { i64 }
27 %struct.tree_decl_u2 = type { %struct.function* }
28 %struct.tree_node = type { %struct.tree_decl }
29 %struct.tree_type = type { %struct.tree_common, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, i32, i16, i8, i8, i32, %struct.tree_node*, %struct.tree_node*, %struct.rtunion, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, i64, %struct.lang_type* }
30 %struct.u = type { [1 x i64] }
31 %struct.var_refs_queue = type { %struct.rtx_def*, i32, i32, %struct.var_refs_queue* }
32 %struct.varasm_status = type opaque
33 %struct.varray_head_tag = type { i32, i32, i32, i8*, %struct.u }
34 %union.tree_ann_d = type opaque
35 @mode_class = external global [35 x i8] ; <[35 x i8]*> [#uses=3]
37 define void @fold_builtin_classify() {
39 %tmp63 = load i32* null ; <i32> [#uses=1]
40 switch i32 %tmp63, label %bb276 [
46 bb145: ; preds = %entry
47 %tmp146 = load %struct.tree_node** null ; <%struct.tree_node*> [#uses=1]
48 %tmp148 = getelementptr %struct.tree_node* %tmp146, i32 0, i32 0, i32 0, i32 1 ; <%struct.tree_node**> [#uses=1]
49 %tmp149 = load %struct.tree_node** %tmp148 ; <%struct.tree_node*> [#uses=1]
50 %tmp150 = bitcast %struct.tree_node* %tmp149 to %struct.tree_type* ; <%struct.tree_type*> [#uses=1]
51 %tmp151 = getelementptr %struct.tree_type* %tmp150, i32 0, i32 6 ; <i16*> [#uses=1]
52 %tmp151.upgrd.1 = bitcast i16* %tmp151 to i32* ; <i32*> [#uses=1]
53 %tmp152 = load i32* %tmp151.upgrd.1 ; <i32> [#uses=1]
54 %tmp154 = lshr i32 %tmp152, 16 ; <i32> [#uses=1]
55 %tmp154.mask = and i32 %tmp154, 127 ; <i32> [#uses=1]
56 %gep.upgrd.2 = zext i32 %tmp154.mask to i64 ; <i64> [#uses=1]
57 %tmp155 = getelementptr [35 x i8]* @mode_class, i32 0, i64 %gep.upgrd.2 ; <i8*> [#uses=1]
58 %tmp156 = load i8* %tmp155 ; <i8> [#uses=1]
59 %tmp157 = icmp eq i8 %tmp156, 4 ; <i1> [#uses=1]
60 br i1 %tmp157, label %cond_next241, label %cond_true158
61 cond_true158: ; preds = %bb145
62 %tmp172 = load %struct.tree_node** null ; <%struct.tree_node*> [#uses=1]
63 %tmp174 = getelementptr %struct.tree_node* %tmp172, i32 0, i32 0, i32 0, i32 1 ; <%struct.tree_node**> [#uses=1]
64 %tmp175 = load %struct.tree_node** %tmp174 ; <%struct.tree_node*> [#uses=1]
65 %tmp176 = bitcast %struct.tree_node* %tmp175 to %struct.tree_type* ; <%struct.tree_type*> [#uses=1]
66 %tmp177 = getelementptr %struct.tree_type* %tmp176, i32 0, i32 6 ; <i16*> [#uses=1]
67 %tmp177.upgrd.3 = bitcast i16* %tmp177 to i32* ; <i32*> [#uses=1]
68 %tmp178 = load i32* %tmp177.upgrd.3 ; <i32> [#uses=1]
69 %tmp180 = lshr i32 %tmp178, 16 ; <i32> [#uses=1]
70 %tmp180.mask = and i32 %tmp180, 127 ; <i32> [#uses=1]
71 %gep.upgrd.4 = zext i32 %tmp180.mask to i64 ; <i64> [#uses=1]
72 %tmp181 = getelementptr [35 x i8]* @mode_class, i32 0, i64 %gep.upgrd.4 ; <i8*> [#uses=1]
73 %tmp182 = load i8* %tmp181 ; <i8> [#uses=1]
74 %tmp183 = icmp eq i8 %tmp182, 8 ; <i1> [#uses=1]
75 br i1 %tmp183, label %cond_next241, label %cond_true184
76 cond_true184: ; preds = %cond_true158
77 %tmp185 = load %struct.tree_node** null ; <%struct.tree_node*> [#uses=1]
78 %tmp187 = getelementptr %struct.tree_node* %tmp185, i32 0, i32 0, i32 0, i32 1 ; <%struct.tree_node**> [#uses=1]
79 %tmp188 = load %struct.tree_node** %tmp187 ; <%struct.tree_node*> [#uses=1]
80 %tmp189 = bitcast %struct.tree_node* %tmp188 to %struct.tree_type* ; <%struct.tree_type*> [#uses=1]
81 %tmp190 = getelementptr %struct.tree_type* %tmp189, i32 0, i32 6 ; <i16*> [#uses=1]
82 %tmp190.upgrd.5 = bitcast i16* %tmp190 to i32* ; <i32*> [#uses=1]
83 %tmp191 = load i32* %tmp190.upgrd.5 ; <i32> [#uses=1]
84 %tmp193 = lshr i32 %tmp191, 16 ; <i32> [#uses=1]
85 %tmp193.mask = and i32 %tmp193, 127 ; <i32> [#uses=1]
86 %gep.upgrd.6 = zext i32 %tmp193.mask to i64 ; <i64> [#uses=1]
87 %tmp194 = getelementptr [35 x i8]* @mode_class, i32 0, i64 %gep.upgrd.6 ; <i8*> [#uses=1]
88 %tmp195 = load i8* %tmp194 ; <i8> [#uses=1]
89 %tmp196 = icmp eq i8 %tmp195, 4 ; <i1> [#uses=1]
90 br i1 %tmp196, label %cond_next241, label %cond_true197
91 cond_true197: ; preds = %cond_true184
93 cond_next241: ; preds = %cond_true184, %cond_true158, %bb145
94 %tmp245 = load i32* null ; <i32> [#uses=0]
96 bb276: ; preds = %entry