1; RUN: llc < %s -mtriple=x86_64-linux-gnu | grep addb | not grep x 2; RUN: llc < %s -mtriple=x86_64-linux-gnu | grep cmpb | not grep x 3; PR1734 4 5target triple = "x86_64-unknown-linux-gnu" 6 %struct.CUMULATIVE_ARGS = type { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32 } 7 %struct.eh_status = type opaque 8 %struct.emit_status = type { i32, i32, %struct.rtx_def*, %struct.rtx_def*, %struct.sequence_stack*, i32, %struct.location_t, i32, i8*, %struct.rtx_def** } 9 %struct.expr_status = type { i32, i32, i32, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def* } 10 %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*, %struct.tree_node*, i8, i8, i8 } 11 %struct.initial_value_struct = type opaque 12 %struct.lang_decl = type opaque 13 %struct.language_function = type opaque 14 %struct.location_t = type { i8*, i32 } 15 %struct.machine_function = type { %struct.stack_local_entry*, i8*, %struct.rtx_def*, i32, i32, i32, i32, i32 } 16 %struct.rtunion = type { i8* } 17 %struct.rtvec_def = type { i32, [1 x %struct.rtx_def*] } 18 %struct.rtx_def = type { i16, i8, i8, %struct.u } 19 %struct.sequence_stack = type { %struct.rtx_def*, %struct.rtx_def*, %struct.sequence_stack* } 20 %struct.stack_local_entry = type opaque 21 %struct.temp_slot = type opaque 22 %struct.tree_common = type { %struct.tree_node*, %struct.tree_node*, %union.tree_ann_d*, i8, i8, i8, i8, i8 } 23 %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*, i32, %struct.tree_decl_u2, %struct.tree_node*, %struct.tree_node*, i64, %struct.lang_decl* } 24 %struct.tree_decl_u1 = type { i64 } 25 %struct.tree_decl_u2 = type { %struct.function* } 26 %struct.tree_node = type { %struct.tree_decl } 27 %struct.u = type { [1 x %struct.rtunion] } 28 %struct.var_refs_queue = type { %struct.rtx_def*, i32, i32, %struct.var_refs_queue* } 29 %struct.varasm_status = type opaque 30 %struct.varray_data = type { [1 x i64] } 31 %struct.varray_head_tag = type { i64, i64, i32, i8*, %struct.varray_data } 32 %union.tree_ann_d = type opaque 33 34define void @layout_type(%struct.tree_node* %type) { 35entry: 36 %tmp32 = load i32* null, align 8 ; <i32> [#uses=3] 37 %tmp3435 = trunc i32 %tmp32 to i8 ; <i8> [#uses=1] 38 %tmp53 = icmp eq %struct.tree_node* null, null ; <i1> [#uses=1] 39 br i1 %tmp53, label %cond_next57, label %UnifiedReturnBlock 40 41cond_next57: ; preds = %entry 42 %tmp65 = and i32 %tmp32, 255 ; <i32> [#uses=1] 43 switch i32 %tmp65, label %UnifiedReturnBlock [ 44 i32 6, label %bb140 45 i32 7, label %bb140 46 i32 8, label %bb140 47 i32 13, label %bb478 48 ] 49 50bb140: ; preds = %cond_next57, %cond_next57, %cond_next57 51 %tmp219 = load i32* null, align 8 ; <i32> [#uses=1] 52 %tmp221222 = trunc i32 %tmp219 to i8 ; <i8> [#uses=1] 53 %tmp223 = icmp eq i8 %tmp221222, 24 ; <i1> [#uses=1] 54 br i1 %tmp223, label %cond_true226, label %cond_next340 55 56cond_true226: ; preds = %bb140 57 switch i8 %tmp3435, label %cond_true288 [ 58 i8 6, label %cond_next340 59 i8 9, label %cond_next340 60 i8 7, label %cond_next340 61 i8 8, label %cond_next340 62 i8 10, label %cond_next340 63 ] 64 65cond_true288: ; preds = %cond_true226 66 unreachable 67 68cond_next340: ; preds = %cond_true226, %cond_true226, %cond_true226, %cond_true226, %cond_true226, %bb140 69 ret void 70 71bb478: ; preds = %cond_next57 72 br i1 false, label %cond_next500, label %cond_true497 73 74cond_true497: ; preds = %bb478 75 unreachable 76 77cond_next500: ; preds = %bb478 78 %tmp513 = load i32* null, align 8 ; <i32> [#uses=1] 79 %tmp545 = and i32 %tmp513, 8192 ; <i32> [#uses=1] 80 %tmp547 = and i32 %tmp32, -8193 ; <i32> [#uses=1] 81 %tmp548 = or i32 %tmp547, %tmp545 ; <i32> [#uses=1] 82 store i32 %tmp548, i32* null, align 8 83 ret void 84 85UnifiedReturnBlock: ; preds = %cond_next57, %entry 86 ret void 87} 88