| // 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 |
| void temp(); |
| void temp(int); |
| using FP = void(*)(int); |
| void b() { |
| FP f = temp; |
| } |
| |
| int __attribute__((target("sse4.2"))) foo(int) { return 0; } |
| int __attribute__((target("arch=sandybridge"))) foo(int); |
| int __attribute__((target("arch=ivybridge"))) foo(int) {return 1;} |
| int __attribute__((target("default"))) foo(int) { return 2; } |
| |
| struct S { |
| int __attribute__((target("sse4.2"))) foo(int) { return 0; } |
| int __attribute__((target("arch=sandybridge"))) foo(int); |
| int __attribute__((target("arch=ivybridge"))) foo(int) {return 1;} |
| int __attribute__((target("default"))) foo(int) { return 2; } |
| }; |
| |
| using FuncPtr = int (*)(int); |
| using MemFuncPtr = int (S::*)(int); |
| |
| void f(FuncPtr, MemFuncPtr); |
| |
| int bar() { |
| FuncPtr Free = &foo; |
| MemFuncPtr Member = &S::foo; |
| S s; |
| f(foo, &S::foo); |
| return Free(1) + (s.*Member)(2); |
| } |
| |
| // LINUX: @_Z3fooi.ifunc |
| // LINUX: @_ZN1S3fooEi.ifunc |
| |
| // LINUX: define i32 @_Z3barv() |
| // Store to Free of ifunc |
| // LINUX: store i32 (i32)* @_Z3fooi.ifunc |
| // Store to Member of ifunc |
| // LINUX: store { i64, i64 } { i64 ptrtoint (i32 (%struct.S*, i32)* @_ZN1S3fooEi.ifunc to i64), i64 0 }, { i64, i64 }* [[MEMBER:%[a-z]+]] |
| |
| // Call to 'f' with the ifunc |
| // LINUX: call void @_Z1fPFiiEM1SFiiE(i32 (i32)* @_Z3fooi.ifunc |
| |
| // WINDOWS: define dso_local i32 @"?bar@@YAHXZ"() |
| // Store to Free |
| // WINDOWS: store i32 (i32)* @"?foo@@YAHH@Z.resolver", i32 (i32)** |
| // Store to Member |
| // WINDOWS: store i8* bitcast (i32 (%struct.S*, i32)* @"?foo@S@@QEAAHH@Z.resolver" to i8*), i8** |
| |
| // Call to 'f' |
| // WINDOWS: call void @"?f@@YAXP6AHH@ZP8S@@EAAHH@Z@Z"(i32 (i32)* @"?foo@@YAHH@Z.resolver", i8* bitcast (i32 (%struct.S*, i32)* @"?foo@S@@QEAAHH@Z.resolver" to i8*)) |
