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29 lines
1.2 KiB
29 lines
1.2 KiB
4 months ago
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// RUN: %clang_cc1 -triple x86_64-linux-gnu -emit-llvm -o - %s | FileCheck %s --check-prefix=LINUX
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// RUN: %clang_cc1 -triple x86_64-windows-pc -fms-compatibility -emit-llvm -o - %s | FileCheck %s --check-prefix=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: @_ZN1S4FuncEv = weak_odr alias void (%struct.S*), void (%struct.S*)* @_ZN1S4FuncEv.ifunc
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// LINUX: @_ZN1S4FuncEv.ifunc = weak_odr ifunc void (%struct.S*), void (%struct.S*)* ()* @_ZN1S4FuncEv.resolver
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// LINUX: define weak_odr 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 weak_odr dso_local void @"?Func@S@@QEAAXXZ"(%struct.S* %0) comdat
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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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