38 lines
1.4 KiB
LLVM
38 lines
1.4 KiB
LLVM
; RUN: opt -S -wholeprogramdevirt -wholeprogramdevirt-summary-action=import -wholeprogramdevirt-read-summary=%S/Inputs/import-vcp.yaml < %s | FileCheck %s
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target datalayout = "e-p:64:64"
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target triple = "x86_64-unknown-linux-gnu"
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define i32 @call1(i1 %a, i8* %obj) {
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%vtableptr = bitcast i8* %obj to [3 x i8*]**
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%vtable = load [3 x i8*]*, [3 x i8*]** %vtableptr
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br i1 %a, label %bb1, label %bb2
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bb1:
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; CHECK: {{.*}} = bitcast {{.*}} to i8*
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%vtablei8_1 = bitcast [3 x i8*]* %vtable to i8*
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%p1 = call i1 @llvm.type.test(i8* %vtablei8_1, metadata !"typeid1")
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call void @llvm.assume(i1 %p1)
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%fptrptr1 = getelementptr [3 x i8*], [3 x i8*]* %vtable, i32 0, i32 0
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%fptr1 = load i8*, i8** %fptrptr1
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%fptr1_casted = bitcast i8* %fptr1 to i32 (i8*, i32)*
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; CHECK: {{.*}} = bitcast {{.*}} to i8*
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%result1 = call i32 %fptr1_casted(i8* %obj, i32 1)
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br label %bb2
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; CHECK: :
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bb2:
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%vtablei8_2 = bitcast [3 x i8*]* %vtable to i8*
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%p = call i1 @llvm.type.test(i8* %vtablei8_2, metadata !"typeid1")
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call void @llvm.assume(i1 %p)
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%fptrptr2 = getelementptr [3 x i8*], [3 x i8*]* %vtable, i32 0, i32 0
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%fptr2 = load i8*, i8** %fptrptr2
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%fptr2_casted = bitcast i8* %fptr2 to i32 (i8*, i32)*
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; CHECK: {{.*}} = bitcast {{.*}} to i8*
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%result2 = call i32 %fptr2_casted(i8* %obj, i32 1)
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ret i32 %result2
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}
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declare void @llvm.assume(i1)
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declare i1 @llvm.type.test(i8*, metadata)
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