248ed07419
Inline cpu_specific versions referenced before the cpu_dispatch function weren't properly emitted, since they hadn't been referred to. This patch ensures that during resolver generation that all appropriate versions are emitted. Change-Id: I94c3766aaf9c75ca07a0ad8258efdbb834654ff8 llvm-svn: 348600
27 lines
981 B
C++
27 lines
981 B
C++
// RUN: %clang_cc1 -triple x86_64-linux-gnu -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,LINUX
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// RUN: %clang_cc1 -triple x86_64-windows-pc -fms-compatibility -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,WINDOWS
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struct S {
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__attribute__((cpu_specific(atom)))
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void Func(){}
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__attribute__((cpu_dispatch(ivybridge,atom)))
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void Func(){}
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};
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void foo() {
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S s;
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s.Func();
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}
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// LINUX: define void (%struct.S*)* @_ZN1S4FuncEv.resolver
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// LINUX: ret void (%struct.S*)* @_ZN1S4FuncEv.S
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// LINUX: ret void (%struct.S*)* @_ZN1S4FuncEv.O
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// LINUX: declare void @_ZN1S4FuncEv.S
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// LINUX: define linkonce_odr void @_ZN1S4FuncEv.O
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// WINDOWS: define dso_local void @"?Func@S@@QEAAXXZ"(%struct.S*)
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// WINDOWS: musttail call void @"?Func@S@@QEAAXXZ.S"(%struct.S* %0)
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// WINDOWS: musttail call void @"?Func@S@@QEAAXXZ.O"(%struct.S* %0)
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// WINDOWS: declare dso_local void @"?Func@S@@QEAAXXZ.S"
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// WINDOWS: define linkonce_odr dso_local void @"?Func@S@@QEAAXXZ.O"
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