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a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
66 lines
2.3 KiB
LLVM
66 lines
2.3 KiB
LLVM
; RUN: opt -always-inline -S < %s | FileCheck %s
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; RUN: opt -passes=always-inline -S < %s | FileCheck %s
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; We used to misclassify inalloca as a static alloca in the inliner. This only
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; arose with for alwaysinline functions, because the normal inliner refuses to
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; inline such things.
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; Generated using this C++ source:
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; struct Foo {
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; Foo();
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; Foo(const Foo &o);
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; ~Foo();
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; int a;
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; };
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; __forceinline void h(Foo o) {}
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; __forceinline void g() { h(Foo()); }
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; void f() { g(); }
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; ModuleID = 't.cpp'
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source_filename = "t.cpp"
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target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"
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target triple = "i386-pc-windows-msvc19.0.24210"
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%struct.Foo = type { i32 }
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declare i8* @llvm.stacksave()
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declare void @llvm.stackrestore(i8*)
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declare x86_thiscallcc %struct.Foo* @"\01??0Foo@@QAE@XZ"(%struct.Foo* returned) unnamed_addr
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declare x86_thiscallcc void @"\01??1Foo@@QAE@XZ"(%struct.Foo*) unnamed_addr
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define void @f() {
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entry:
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call void @g()
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ret void
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}
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define internal void @g() alwaysinline {
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entry:
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%inalloca.save = call i8* @llvm.stacksave()
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%argmem = alloca inalloca <{ %struct.Foo }>, align 4
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%0 = getelementptr inbounds <{ %struct.Foo }>, <{ %struct.Foo }>* %argmem, i32 0, i32 0
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%call = call x86_thiscallcc %struct.Foo* @"\01??0Foo@@QAE@XZ"(%struct.Foo* %0)
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call void @h(<{ %struct.Foo }>* inalloca %argmem)
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call void @llvm.stackrestore(i8* %inalloca.save)
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ret void
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}
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; Function Attrs: alwaysinline inlinehint nounwind
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define internal void @h(<{ %struct.Foo }>* inalloca) alwaysinline {
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entry:
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%o = getelementptr inbounds <{ %struct.Foo }>, <{ %struct.Foo }>* %0, i32 0, i32 0
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call x86_thiscallcc void @"\01??1Foo@@QAE@XZ"(%struct.Foo* %o)
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ret void
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}
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; CHECK: define void @f()
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; CHECK: %[[STACKSAVE:.*]] = call i8* @llvm.stacksave()
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; CHECK: %[[ARGMEM:.*]] = alloca inalloca <{ %struct.Foo }>, align 4
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; CHECK: %[[GEP1:.*]] = getelementptr inbounds <{ %struct.Foo }>, <{ %struct.Foo }>* %[[ARGMEM]], i32 0, i32 0
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; CHECK: %[[CALL:.*]] = call x86_thiscallcc %struct.Foo* @"\01??0Foo@@QAE@XZ"(%struct.Foo* %[[GEP1]])
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; CHECK: %[[GEP2:.*]] = getelementptr inbounds <{ %struct.Foo }>, <{ %struct.Foo }>* %[[ARGMEM]], i32 0, i32 0
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; CHECK: call x86_thiscallcc void @"\01??1Foo@@QAE@XZ"(%struct.Foo* %[[GEP2]])
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; CHECK: call void @llvm.stackrestore(i8* %[[STACKSAVE]])
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; CHECK: ret void
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