94 lines · cpp
1// RUN: %clang_cc1 -std=c++11 -triple x86_64-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefixes=ITANIUM,LINUX2// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-macos -emit-llvm %s -o - | FileCheck %s --check-prefixes=ITANIUM,DARWIN3// RUN: %clang_cc1 -std=c++11 -triple x86_64-windows-pc -emit-llvm %s -o - | FileCheck %s --check-prefix=WINDOWS4// Test ensures that this properly differentiates between types in different5// namespaces.6int __attribute__((target("sse4.2"))) foo(int) { return 0; }7int __attribute__((target("arch=sandybridge"))) foo(int);8int __attribute__((target("arch=ivybridge"))) foo(int) {return 1;}9int __attribute__((target("default"))) foo(int) { return 2; }10 11namespace ns {12int __attribute__((target("sse4.2"))) foo(int) { return 0; }13int __attribute__((target("arch=sandybridge"))) foo(int);14int __attribute__((target("arch=ivybridge"))) foo(int) {return 1;}15int __attribute__((target("default"))) foo(int) { return 2; }16}17 18int bar() {19 return foo(1) + ns::foo(2);20}21 22// DARWIN-NOT: comdat23 24// ITANIUM: @_Z3fooi.ifunc = weak_odr ifunc i32 (i32), ptr @_Z3fooi.resolver25// ITANIUM: @_ZN2ns3fooEi.ifunc = weak_odr ifunc i32 (i32), ptr @_ZN2ns3fooEi.resolver26 27// ITANIUM: define{{.*}} i32 @_Z3fooi.sse4.2(i32 noundef %0)28// ITANIUM: ret i32 029// ITANIUM: define{{.*}} i32 @_Z3fooi.arch_ivybridge(i32 noundef %0)30// ITANIUM: ret i32 131// ITANIUM: define{{.*}} i32 @_Z3fooi(i32 noundef %0)32// ITANIUM: ret i32 233 34// WINDOWS: define dso_local noundef i32 @"?foo@@YAHH@Z.sse4.2"(i32 noundef %0)35// WINDOWS: ret i32 036// WINDOWS: define dso_local noundef i32 @"?foo@@YAHH@Z.arch_ivybridge"(i32 noundef %0)37// WINDOWS: ret i32 138// WINDOWS: define dso_local noundef i32 @"?foo@@YAHH@Z"(i32 noundef %0)39// WINDOWS: ret i32 240 41// ITANIUM: define{{.*}} i32 @_ZN2ns3fooEi.sse4.2(i32 noundef %0)42// ITANIUM: ret i32 043// ITANIUM: define{{.*}} i32 @_ZN2ns3fooEi.arch_ivybridge(i32 noundef %0)44// ITANIUM: ret i32 145// ITANIUM: define{{.*}} i32 @_ZN2ns3fooEi(i32 noundef %0)46// ITANIUM: ret i32 247 48// WINDOWS: define dso_local noundef i32 @"?foo@ns@@YAHH@Z.sse4.2"(i32 noundef %0)49// WINDOWS: ret i32 050// WINDOWS: define dso_local noundef i32 @"?foo@ns@@YAHH@Z.arch_ivybridge"(i32 noundef %0)51// WINDOWS: ret i32 152// WINDOWS: define dso_local noundef i32 @"?foo@ns@@YAHH@Z"(i32 noundef %0)53// WINDOWS: ret i32 254 55// ITANIUM: define{{.*}} i32 @_Z3barv()56// ITANIUM: call noundef i32 @_Z3fooi.ifunc(i32 noundef 1)57// ITANIUM: call noundef i32 @_ZN2ns3fooEi.ifunc(i32 noundef 2)58 59// WINDOWS: define dso_local noundef i32 @"?bar@@YAHXZ"()60// WINDOWS: call noundef i32 @"?foo@@YAHH@Z.resolver"(i32 noundef 1)61// WINDOWS: call noundef i32 @"?foo@ns@@YAHH@Z.resolver"(i32 noundef 2)62 63// ITANIUM: define weak_odr ptr @_Z3fooi.resolver() #[[ATTR_RESOLVER:[0-9]+]]64// LINUX-SAME: comdat65// ITANIUM: ret ptr @_Z3fooi.arch_sandybridge66// ITANIUM: ret ptr @_Z3fooi.arch_ivybridge67// ITANIUM: ret ptr @_Z3fooi.sse4.268// ITANIUM: ret ptr @_Z3fooi69 70// WINDOWS: define weak_odr dso_local i32 @"?foo@@YAHH@Z.resolver"(i32 %0) #[[ATTR_RESOLVER:[0-9]+]] comdat71// WINDOWS: call i32 @"?foo@@YAHH@Z.arch_sandybridge"(i32 %0)72// WINDOWS: call i32 @"?foo@@YAHH@Z.arch_ivybridge"(i32 %0)73// WINDOWS: call i32 @"?foo@@YAHH@Z.sse4.2"(i32 %0)74// WINDOWS: call i32 @"?foo@@YAHH@Z"(i32 %0)75 76// ITANIUM: define weak_odr ptr @_ZN2ns3fooEi.resolver() #[[ATTR_RESOLVER]]77// LINUX-SAME: comdat78// ITANIUM: ret ptr @_ZN2ns3fooEi.arch_sandybridge79// ITANIUM: ret ptr @_ZN2ns3fooEi.arch_ivybridge80// ITANIUM: ret ptr @_ZN2ns3fooEi.sse4.281// ITANIUM: ret ptr @_ZN2ns3fooEi82 83// WINDOWS: define weak_odr dso_local i32 @"?foo@ns@@YAHH@Z.resolver"(i32 %0) #[[ATTR_RESOLVER]] comdat84// WINDOWS: call i32 @"?foo@ns@@YAHH@Z.arch_sandybridge"(i32 %0)85// WINDOWS: call i32 @"?foo@ns@@YAHH@Z.arch_ivybridge"(i32 %0)86// WINDOWS: call i32 @"?foo@ns@@YAHH@Z.sse4.2"(i32 %0)87// WINDOWS: call i32 @"?foo@ns@@YAHH@Z"(i32 %0)88 89// ITANIUM: declare noundef i32 @_Z3fooi.arch_sandybridge(i32 noundef)90// ITANIUM: declare noundef i32 @_ZN2ns3fooEi.arch_sandybridge(i32 noundef)91 92// WINDOWS: declare dso_local noundef i32 @"?foo@@YAHH@Z.arch_sandybridge"(i32 noundef)93// WINDOWS: declare dso_local noundef i32 @"?foo@ns@@YAHH@Z.arch_sandybridge"(i32 noundef)94