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-rw-r--r--llvm/test/Transforms/WholeProgramDevirt/vcp-accesses-memory.ll69
1 files changed, 0 insertions, 69 deletions
diff --git a/llvm/test/Transforms/WholeProgramDevirt/vcp-accesses-memory.ll b/llvm/test/Transforms/WholeProgramDevirt/vcp-accesses-memory.ll
deleted file mode 100644
index ca76383c494..00000000000
--- a/llvm/test/Transforms/WholeProgramDevirt/vcp-accesses-memory.ll
+++ /dev/null
@@ -1,69 +0,0 @@
-; RUN: opt -S -wholeprogramdevirt %s | FileCheck %s
-; RUN: opt -S -passes=wholeprogramdevirt %s | FileCheck %s
-
-target datalayout = "e-p:64:64"
-target triple = "x86_64-unknown-linux-gnu"
-
-@vt1 = constant [2 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf1a to i8*), i8* bitcast (i32 (i8*, i32)* @vf1b to i8*)], !type !0
-@vt2 = constant [2 x i8*] [i8* bitcast (i32 (i8*, i32)* @vf2a to i8*), i8* bitcast (i32 (i8*, i32)* @vf2b to i8*)], !type !0
-
-@sink = external global i32
-
-define i32 @vf1a(i8* %this, i32 %arg) {
- store i32 %arg, i32* @sink
- ret i32 %arg
-}
-
-define i32 @vf2a(i8* %this, i32 %arg) {
- store i32 %arg, i32* @sink
- ret i32 %arg
-}
-
-define i32 @vf1b(i8* %this, i32 %arg) {
- ret i32 %arg
-}
-
-define i32 @vf2b(i8* %this, i32 %arg) {
- ret i32 %arg
-}
-
-; Test that we don't apply VCP if the virtual function body accesses memory,
-; even if the function returns a constant.
-
-; CHECK: define i32 @call1
-define i32 @call1(i8* %obj) {
- %vtableptr = bitcast i8* %obj to [1 x i8*]**
- %vtable = load [1 x i8*]*, [1 x i8*]** %vtableptr
- %vtablei8 = bitcast [1 x i8*]* %vtable to i8*
- %p = call i1 @llvm.type.test(i8* %vtablei8, metadata !"typeid")
- call void @llvm.assume(i1 %p)
- %fptrptr = getelementptr [1 x i8*], [1 x i8*]* %vtable, i32 0, i32 0
- %fptr = load i8*, i8** %fptrptr
- %fptr_casted = bitcast i8* %fptr to i32 (i8*, i32)*
- ; CHECK: call i32 %
- %result = call i32 %fptr_casted(i8* %obj, i32 1)
- ret i32 %result
-}
-
-; Test that we can apply VCP regardless of the function attributes by analyzing
-; the function body itself.
-
-; CHECK: define i32 @call2
-define i32 @call2(i8* %obj) {
- %vtableptr = bitcast i8* %obj to [1 x i8*]**
- %vtable = load [1 x i8*]*, [1 x i8*]** %vtableptr
- %vtablei8 = bitcast [1 x i8*]* %vtable to i8*
- %p = call i1 @llvm.type.test(i8* %vtablei8, metadata !"typeid")
- call void @llvm.assume(i1 %p)
- %fptrptr = getelementptr [1 x i8*], [1 x i8*]* %vtable, i32 0, i32 1
- %fptr = load i8*, i8** %fptrptr
- %fptr_casted = bitcast i8* %fptr to i32 (i8*, i32)*
- %result = call i32 %fptr_casted(i8* %obj, i32 1)
- ; CHECK: ret i32 1
- ret i32 %result
-}
-
-declare i1 @llvm.type.test(i8*, metadata)
-declare void @llvm.assume(i1)
-
-!0 = !{i32 0, !"typeid"}
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