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69 lines
2.2 KiB
LLVM
69 lines
2.2 KiB
LLVM
; RUN: llc < %s -march=x86 -x86-asm-syntax=att | grep movl | count 2
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; RUN: llc < %s -march=x86 -x86-asm-syntax=att | not grep movb
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%struct.double_int = type { i64, i64 }
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%struct.tree_common = type <{ i8, [3 x i8] }>
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%struct.tree_int_cst = type { %struct.tree_common, %struct.double_int }
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%struct.tree_node = type { %struct.tree_int_cst }
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@tree_code_type = external constant [0 x i32] ; <[0 x i32]*> [#uses=1]
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define i32 @simple_cst_equal(%struct.tree_node* %t1, %struct.tree_node* %t2) nounwind {
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entry:
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%tmp2526 = bitcast %struct.tree_node* %t1 to i32* ; <i32*> [#uses=1]
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br i1 false, label %UnifiedReturnBlock, label %bb21
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bb21: ; preds = %entry
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%tmp27 = load i32* %tmp2526, align 4 ; <i32> [#uses=1]
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%tmp29 = and i32 %tmp27, 255 ; <i32> [#uses=3]
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%tmp2930 = trunc i32 %tmp29 to i8 ; <i8> [#uses=1]
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%tmp37 = load i32* null, align 4 ; <i32> [#uses=1]
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%tmp39 = and i32 %tmp37, 255 ; <i32> [#uses=2]
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%tmp3940 = trunc i32 %tmp39 to i8 ; <i8> [#uses=1]
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%tmp43 = add i32 %tmp29, -3 ; <i32> [#uses=1]
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%tmp44 = icmp ult i32 %tmp43, 3 ; <i1> [#uses=1]
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br i1 %tmp44, label %bb47.split, label %bb76
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bb47.split: ; preds = %bb21
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ret i32 0
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bb76: ; preds = %bb21
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br i1 false, label %bb82, label %bb146.split
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bb82: ; preds = %bb76
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%tmp94 = getelementptr [0 x i32]* @tree_code_type, i32 0, i32 %tmp39 ; <i32*> [#uses=1]
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%tmp95 = load i32* %tmp94, align 4 ; <i32> [#uses=1]
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%tmp9596 = trunc i32 %tmp95 to i8 ; <i8> [#uses=1]
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%tmp98 = add i8 %tmp9596, -4 ; <i8> [#uses=1]
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%tmp99 = icmp ugt i8 %tmp98, 5 ; <i1> [#uses=1]
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br i1 %tmp99, label %bb102, label %bb106
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bb102: ; preds = %bb82
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ret i32 0
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bb106: ; preds = %bb82
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ret i32 0
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bb146.split: ; preds = %bb76
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%tmp149 = icmp eq i8 %tmp2930, %tmp3940 ; <i1> [#uses=1]
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br i1 %tmp149, label %bb153, label %UnifiedReturnBlock
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bb153: ; preds = %bb146.split
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switch i32 %tmp29, label %UnifiedReturnBlock [
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i32 0, label %bb155
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i32 1, label %bb187
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]
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bb155: ; preds = %bb153
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ret i32 0
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bb187: ; preds = %bb153
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%tmp198 = icmp eq %struct.tree_node* %t1, %t2 ; <i1> [#uses=1]
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br i1 %tmp198, label %bb201, label %UnifiedReturnBlock
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bb201: ; preds = %bb187
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ret i32 0
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UnifiedReturnBlock: ; preds = %bb187, %bb153, %bb146.split, %entry
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ret i32 0
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}
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