| // RUN: %clang_cc1 -std=c++11 -triple x86_64-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix=LINUX |
| // RUN: %clang_cc1 -std=c++11 -triple x86_64-windows-pc -emit-llvm %s -o - | FileCheck %s --check-prefix=WINDOWS |
| struct S { |
| int __attribute__((target("sse4.2"))) foo(int); |
| int __attribute__((target("arch=sandybridge"))) foo(int); |
| int __attribute__((target("arch=ivybridge"))) foo(int); |
| int __attribute__((target("default"))) foo(int); |
| }; |
| |
| int __attribute__((target("default"))) S::foo(int) { return 2; } |
| int __attribute__((target("sse4.2"))) S::foo(int) { return 0; } |
| int __attribute__((target("arch=ivybridge"))) S::foo(int) { return 1; } |
| |
| int bar() { |
| S s; |
| return s.foo(0); |
| } |
| |
| // LINUX: @_ZN1S3fooEi.ifunc = weak_odr ifunc i32 (%struct.S*, i32), i32 (%struct.S*, i32)* ()* @_ZN1S3fooEi.resolver |
| |
| // LINUX: define i32 @_ZN1S3fooEi(%struct.S* %this, i32 %0) |
| // LINUX: ret i32 2 |
| |
| // WINDOWS: define dso_local i32 @"?foo@S@@QEAAHH@Z"(%struct.S* %this, i32 %0) |
| // WINDOWS: ret i32 2 |
| |
| // LINUX: define i32 @_ZN1S3fooEi.sse4.2(%struct.S* %this, i32 %0) |
| // LINUX: ret i32 0 |
| |
| // WINDOWS: define dso_local i32 @"?foo@S@@QEAAHH@Z.sse4.2"(%struct.S* %this, i32 %0) |
| // WINDOWS: ret i32 0 |
| |
| // LINUX: define i32 @_ZN1S3fooEi.arch_ivybridge(%struct.S* %this, i32 %0) |
| // LINUX: ret i32 1 |
| |
| // WINDOWS: define dso_local i32 @"?foo@S@@QEAAHH@Z.arch_ivybridge"(%struct.S* %this, i32 %0) |
| // WINDOWS: ret i32 1 |
| |
| // LINUX: define i32 @_Z3barv() |
| // LINUX: %s = alloca %struct.S, align 1 |
| // LINUX: %call = call i32 @_ZN1S3fooEi.ifunc(%struct.S* %s, i32 0) |
| |
| // WINDOWS: define dso_local i32 @"?bar@@YAHXZ"() |
| // WINDOWS: %s = alloca %struct.S, align 1 |
| // WINDOWS: %call = call i32 @"?foo@S@@QEAAHH@Z.resolver"(%struct.S* %s, i32 0) |
| |
| // LINUX: define weak_odr i32 (%struct.S*, i32)* @_ZN1S3fooEi.resolver() comdat |
| // LINUX: ret i32 (%struct.S*, i32)* @_ZN1S3fooEi.arch_sandybridge |
| // LINUX: ret i32 (%struct.S*, i32)* @_ZN1S3fooEi.arch_ivybridge |
| // LINUX: ret i32 (%struct.S*, i32)* @_ZN1S3fooEi.sse4.2 |
| // LINUX: ret i32 (%struct.S*, i32)* @_ZN1S3fooEi |
| |
| // WINDOWS: define weak_odr dso_local i32 @"?foo@S@@QEAAHH@Z.resolver"(%struct.S* %0, i32 %1) comdat |
| // WINDOWS: call i32 @"?foo@S@@QEAAHH@Z.arch_sandybridge"(%struct.S* %0, i32 %1) |
| // WINDOWS: call i32 @"?foo@S@@QEAAHH@Z.arch_ivybridge"(%struct.S* %0, i32 %1) |
| // WINDOWS: call i32 @"?foo@S@@QEAAHH@Z.sse4.2"(%struct.S* %0, i32 %1) |
| // WINDOWS: call i32 @"?foo@S@@QEAAHH@Z"(%struct.S* %0, i32 %1) |
| |
| // LINUX: declare i32 @_ZN1S3fooEi.arch_sandybridge(%struct.S*, i32) |
| |
| // WINDOWS: declare dso_local i32 @"?foo@S@@QEAAHH@Z.arch_sandybridge"(%struct.S*, i32) |
