clang/test/CodeGenCXX/attr-target-mv-overloads.cpp

   1 // RUN: %clang_cc1 -std=c++11 -triple x86_64-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefixes=ITANIUM,LINUX
   2 // RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-macos -emit-llvm %s -o - | FileCheck %s --check-prefixes=ITANIUM,DARWIN
   3 // RUN: %clang_cc1 -std=c++11 -triple x86_64-windows-pc -emit-llvm %s -o - | FileCheck %s --check-prefix=WINDOWS
   4
   5 int __attribute__((target("sse4.2"))) foo_overload(int) { return 0; }
   6 int __attribute__((target("arch=sandybridge"))) foo_overload(int);
   7 int __attribute__((target("arch=ivybridge"))) foo_overload(int) {return 1;}
   8 int __attribute__((target("default"))) foo_overload(int) { return 2; }
   9 int __attribute__((target("sse4.2"))) foo_overload(void) { return 0; }
  10 int __attribute__((target("arch=sandybridge"))) foo_overload(void);
  11 int __attribute__((target("arch=ivybridge"))) foo_overload(void) {return 1;}
  12 int __attribute__((target("default"))) foo_overload(void) { return 2; }
  13
  14 int bar2() {
  15   return foo_overload() + foo_overload(1);
  16 }
  17
  18 // DARWIN-NOT: comdat
  19
  20 // ITANIUM: @_Z12foo_overloadv.ifunc = weak_odr ifunc i32 (), ptr @_Z12foo_overloadv.resolver
  21 // ITANIUM: @_Z12foo_overloadi.ifunc = weak_odr ifunc i32 (i32), ptr @_Z12foo_overloadi.resolver
  22
  23 // ITANIUM: define{{.*}} i32 @_Z12foo_overloadi.sse4.2(i32 noundef %0)
  24 // ITANIUM: ret i32 0
  25 // ITANIUM: define{{.*}} i32 @_Z12foo_overloadi.arch_ivybridge(i32 noundef %0)
  26 // ITANIUM: ret i32 1
  27 // ITANIUM: define{{.*}} i32 @_Z12foo_overloadi(i32 noundef %0)
  28 // ITANIUM: ret i32 2
  29 // ITANIUM: define{{.*}} i32 @_Z12foo_overloadv.sse4.2()
  30 // ITANIUM: ret i32 0
  31 // ITANIUM: define{{.*}} i32 @_Z12foo_overloadv.arch_ivybridge()
  32 // ITANIUM: ret i32 1
  33 // ITANIUM: define{{.*}} i32 @_Z12foo_overloadv()
  34 // ITANIUM: ret i32 2
  35
  36 // WINDOWS: define dso_local noundef i32 @"?foo_overload@@YAHH@Z.sse4.2"(i32 noundef %0)
  37 // WINDOWS: ret i32 0
  38 // WINDOWS: define dso_local noundef i32 @"?foo_overload@@YAHH@Z.arch_ivybridge"(i32 noundef %0)
  39 // WINDOWS: ret i32 1
  40 // WINDOWS: define dso_local noundef i32 @"?foo_overload@@YAHH@Z"(i32 noundef %0)
  41 // WINDOWS: ret i32 2
  42 // WINDOWS: define dso_local noundef i32 @"?foo_overload@@YAHXZ.sse4.2"()
  43 // WINDOWS: ret i32 0
  44 // WINDOWS: define dso_local noundef i32 @"?foo_overload@@YAHXZ.arch_ivybridge"()
  45 // WINDOWS: ret i32 1
  46 // WINDOWS: define dso_local noundef i32 @"?foo_overload@@YAHXZ"()
  47 // WINDOWS: ret i32 2
  48
  49 // ITANIUM: define{{.*}} i32 @_Z4bar2v()
  50 // ITANIUM: call noundef i32 @_Z12foo_overloadv.ifunc()
  51 // ITANIUM: call noundef i32 @_Z12foo_overloadi.ifunc(i32 noundef 1)
  52
  53 // WINDOWS: define dso_local noundef i32 @"?bar2@@YAHXZ"()
  54 // WINDOWS: call noundef i32 @"?foo_overload@@YAHXZ.resolver"()
  55 // WINDOWS: call noundef i32 @"?foo_overload@@YAHH@Z.resolver"(i32 noundef 1)
  56
  57 // ITANIUM: define weak_odr ptr @_Z12foo_overloadv.resolver()
  58 // LINUX-SAME: comdat
  59 // ITANIUM: ret ptr @_Z12foo_overloadv.arch_sandybridge
  60 // ITANIUM: ret ptr @_Z12foo_overloadv.arch_ivybridge
  61 // ITANIUM: ret ptr @_Z12foo_overloadv.sse4.2
  62 // ITANIUM: ret ptr @_Z12foo_overloadv
  63
  64 // WINDOWS: define weak_odr dso_local i32 @"?foo_overload@@YAHXZ.resolver"() comdat
  65 // WINDOWS: call i32 @"?foo_overload@@YAHXZ.arch_sandybridge"
  66 // WINDOWS: call i32 @"?foo_overload@@YAHXZ.arch_ivybridge"
  67 // WINDOWS: call i32 @"?foo_overload@@YAHXZ.sse4.2"
  68 // WINDOWS: call i32 @"?foo_overload@@YAHXZ"
  69
  70 // ITANIUM: define weak_odr ptr @_Z12foo_overloadi.resolver()
  71 // LINUX-SAME: comdat
  72 // ITANIUM: ret ptr @_Z12foo_overloadi.arch_sandybridge
  73 // ITANIUM: ret ptr @_Z12foo_overloadi.arch_ivybridge
  74 // ITANIUM: ret ptr @_Z12foo_overloadi.sse4.2
  75 // ITANIUM: ret ptr @_Z12foo_overloadi
  76
  77 // WINDOWS: define weak_odr dso_local i32 @"?foo_overload@@YAHH@Z.resolver"(i32 %0) comdat
  78 // WINDOWS: call i32 @"?foo_overload@@YAHH@Z.arch_sandybridge"
  79 // WINDOWS: call i32 @"?foo_overload@@YAHH@Z.arch_ivybridge"
  80 // WINDOWS: call i32 @"?foo_overload@@YAHH@Z.sse4.2"
  81 // WINDOWS: call i32 @"?foo_overload@@YAHH@Z"
  82
  83 // ITANIUM: declare noundef i32 @_Z12foo_overloadv.arch_sandybridge()
  84 // ITANIUM: declare noundef i32 @_Z12foo_overloadi.arch_sandybridge(i32 noundef)
  85
  86 // WINDOWS: declare dso_local noundef i32 @"?foo_overload@@YAHXZ.arch_sandybridge"()
  87 // WINDOWS: declare dso_local noundef i32 @"?foo_overload@@YAHH@Z.arch_sandybridge"(i32 noundef)