| // RUN: %clang_cc1 -std=c++11 -triple x86_64-linux-gnu -emit-llvm %s -o - | FileCheck %s |
| 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); |
| } |
| |
| // CHECK: @_ZN1S3fooEi.ifunc = ifunc i32 (%struct.S*, i32), i32 (%struct.S*, i32)* ()* @_ZN1S3fooEi.resolver |
| |
| // CHECK: define i32 @_ZN1S3fooEi(%struct.S* %this, i32) |
| // CHECK: ret i32 2 |
| |
| // CHECK: define i32 @_ZN1S3fooEi.sse4.2(%struct.S* %this, i32) |
| // CHECK: ret i32 0 |
| |
| // CHECK: define i32 @_ZN1S3fooEi.arch_ivybridge(%struct.S* %this, i32) |
| // CHECK: ret i32 1 |
| |
| // CHECK: define i32 @_Z3barv() |
| // CHECK: %s = alloca %struct.S, align 1 |
| // CHECK: %call = call i32 @_ZN1S3fooEi.ifunc(%struct.S* %s, i32 0) |
| |
| // CHECK: define i32 (%struct.S*, i32)* @_ZN1S3fooEi.resolver() comdat |
| // CHECK: ret i32 (%struct.S*, i32)* @_ZN1S3fooEi.arch_sandybridge |
| // CHECK: ret i32 (%struct.S*, i32)* @_ZN1S3fooEi.arch_ivybridge |
| // CHECK: ret i32 (%struct.S*, i32)* @_ZN1S3fooEi.sse4.2 |
| // CHECK: ret i32 (%struct.S*, i32)* @_ZN1S3fooEi |
| |
| // CHECK: declare i32 @_ZN1S3fooEi.arch_sandybridge(%struct.S*, i32) |
