clang/test/CodeGenCXX/attr-target-mv-diff-ns.cpp

   1 // RUN: %clang_cc1 -std=c++11 -triple x86_64-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix=LINUX
   2 // RUN: %clang_cc1 -std=c++11 -triple x86_64-windows-pc -emit-llvm %s -o - | FileCheck %s --check-prefix=WINDOWS
   3 // Test ensures that this properly differentiates between types in different
   4 // namespaces.
   5 int __attribute__((target("sse4.2"))) foo(int) { return 0; }
   6 int __attribute__((target("arch=sandybridge"))) foo(int);
   7 int __attribute__((target("arch=ivybridge"))) foo(int) {return 1;}
   8 int __attribute__((target("default"))) foo(int) { return 2; }
   9
  10 namespace ns {
  11 int __attribute__((target("sse4.2"))) foo(int) { return 0; }
  12 int __attribute__((target("arch=sandybridge"))) foo(int);
  13 int __attribute__((target("arch=ivybridge"))) foo(int) {return 1;}
  14 int __attribute__((target("default"))) foo(int) { return 2; }
  15 }
  16
  17 int bar() {
  18   return foo(1) + ns::foo(2);
  19 }
  20
  21 // LINUX: @_Z3fooi.ifunc = weak_odr ifunc i32 (i32), i32 (i32)* ()* @_Z3fooi.resolver
  22 // LINUX: @_ZN2ns3fooEi.ifunc = weak_odr ifunc i32 (i32), i32 (i32)* ()* @_ZN2ns3fooEi.resolver
  23
  24 // LINUX: define{{.*}} i32 @_Z3fooi.sse4.2(i32 noundef %0)
  25 // LINUX: ret i32 0
  26 // LINUX: define{{.*}} i32 @_Z3fooi.arch_ivybridge(i32 noundef %0)
  27 // LINUX: ret i32 1
  28 // LINUX: define{{.*}} i32 @_Z3fooi(i32 noundef %0)
  29 // LINUX: ret i32 2
  30
  31 // WINDOWS: define dso_local noundef i32 @"?foo@@YAHH@Z.sse4.2"(i32 noundef %0)
  32 // WINDOWS: ret i32 0
  33 // WINDOWS: define dso_local noundef i32 @"?foo@@YAHH@Z.arch_ivybridge"(i32 noundef %0)
  34 // WINDOWS: ret i32 1
  35 // WINDOWS: define dso_local noundef i32 @"?foo@@YAHH@Z"(i32 noundef %0)
  36 // WINDOWS: ret i32 2
  37
  38 // LINUX: define{{.*}} i32 @_ZN2ns3fooEi.sse4.2(i32 noundef %0)
  39 // LINUX: ret i32 0
  40 // LINUX: define{{.*}} i32 @_ZN2ns3fooEi.arch_ivybridge(i32 noundef %0)
  41 // LINUX: ret i32 1
  42 // LINUX: define{{.*}} i32 @_ZN2ns3fooEi(i32 noundef %0)
  43 // LINUX: ret i32 2
  44
  45 // WINDOWS: define dso_local noundef i32 @"?foo@ns@@YAHH@Z.sse4.2"(i32 noundef %0)
  46 // WINDOWS: ret i32 0
  47 // WINDOWS: define dso_local noundef i32 @"?foo@ns@@YAHH@Z.arch_ivybridge"(i32 noundef %0)
  48 // WINDOWS: ret i32 1
  49 // WINDOWS: define dso_local noundef i32 @"?foo@ns@@YAHH@Z"(i32 noundef %0)
  50 // WINDOWS: ret i32 2
  51
  52 // LINUX: define{{.*}} i32 @_Z3barv()
  53 // LINUX: call noundef i32 @_Z3fooi.ifunc(i32 noundef 1)
  54 // LINUX: call noundef i32 @_ZN2ns3fooEi.ifunc(i32 noundef 2)
  55
  56 // WINDOWS: define dso_local noundef i32 @"?bar@@YAHXZ"()
  57 // WINDOWS: call noundef i32 @"?foo@@YAHH@Z.resolver"(i32 noundef 1)
  58 // WINDOWS: call noundef i32 @"?foo@ns@@YAHH@Z.resolver"(i32 noundef 2)
  59
  60 // LINUX: define weak_odr i32 (i32)* @_Z3fooi.resolver() comdat
  61 // LINUX: ret i32 (i32)* @_Z3fooi.arch_sandybridge
  62 // LINUX: ret i32 (i32)* @_Z3fooi.arch_ivybridge
  63 // LINUX: ret i32 (i32)* @_Z3fooi.sse4.2
  64 // LINUX: ret i32 (i32)* @_Z3fooi
  65
  66 // WINDOWS: define weak_odr dso_local i32 @"?foo@@YAHH@Z.resolver"(i32 %0) comdat
  67 // WINDOWS: call i32 @"?foo@@YAHH@Z.arch_sandybridge"(i32 %0)
  68 // WINDOWS: call i32 @"?foo@@YAHH@Z.arch_ivybridge"(i32 %0)
  69 // WINDOWS: call i32 @"?foo@@YAHH@Z.sse4.2"(i32 %0)
  70 // WINDOWS: call i32 @"?foo@@YAHH@Z"(i32 %0)
  71
  72 // LINUX: define weak_odr i32 (i32)* @_ZN2ns3fooEi.resolver() comdat
  73 // LINUX: ret i32 (i32)* @_ZN2ns3fooEi.arch_sandybridge
  74 // LINUX: ret i32 (i32)* @_ZN2ns3fooEi.arch_ivybridge
  75 // LINUX: ret i32 (i32)* @_ZN2ns3fooEi.sse4.2
  76 // LINUX: ret i32 (i32)* @_ZN2ns3fooEi
  77
  78 // WINDOWS: define weak_odr dso_local i32 @"?foo@ns@@YAHH@Z.resolver"(i32 %0) comdat
  79 // WINDOWS: call i32 @"?foo@ns@@YAHH@Z.arch_sandybridge"(i32 %0)
  80 // WINDOWS: call i32 @"?foo@ns@@YAHH@Z.arch_ivybridge"(i32 %0)
  81 // WINDOWS: call i32 @"?foo@ns@@YAHH@Z.sse4.2"(i32 %0)
  82 // WINDOWS: call i32 @"?foo@ns@@YAHH@Z"(i32 %0)
  83
  84 // LINUX: declare noundef i32 @_Z3fooi.arch_sandybridge(i32 noundef)
  85 // LINUX: declare noundef i32 @_ZN2ns3fooEi.arch_sandybridge(i32 noundef)
  86
  87 // WINDOWS: declare dso_local noundef i32 @"?foo@@YAHH@Z.arch_sandybridge"(i32 noundef)
  88 // WINDOWS: declare dso_local noundef i32 @"?foo@ns@@YAHH@Z.arch_sandybridge"(i32 noundef)