| // RUN: %clang_cc1 -triple x86_64-linux-gnu -emit-llvm -std=c++11 %s -o - | FileCheck -allow-deprecated-dag-overlap -check-prefix=CHECK-LIN -check-prefix=CHECK-LIN64 %s |
| // RUN: %clang_cc1 -triple i386-linux-gnu -emit-llvm -std=c++11 %s -o - | FileCheck -allow-deprecated-dag-overlap -check-prefix=CHECK-LIN -check-prefix=CHECK-LIN32 %s |
| // RUN: %clang_cc1 -triple x86_64-windows-msvc -emit-llvm -std=c++11 %s -o - -DWIN_TEST | FileCheck -allow-deprecated-dag-overlap -check-prefix=CHECK-WIN64 %s |
| // RUN: %clang_cc1 -triple i386-windows-msvc -emit-llvm -std=c++11 %s -o - -DWIN_TEST | FileCheck -allow-deprecated-dag-overlap -check-prefix=CHECK-WIN32 %s |
| |
| int __regcall foo(int i); |
| |
| int main() |
| { |
| int p = 0, _data; |
| auto lambda = [&](int parameter) -> int { |
| _data = foo(parameter); |
| return _data; |
| }; |
| return lambda(p); |
| } |
| // CHECK-LIN: call x86_regcallcc {{.+}} @_Z15__regcall3__foo |
| // CHECK-WIN64: call x86_regcallcc {{.+}} @"?foo@@YwHH@Z" |
| // CHECK-WIN32: call x86_regcallcc {{.+}} @"?foo@@YwHH@Z" |
| |
| int __regcall foo (int i){ |
| return i; |
| } |
| // CHECK-LIN: define x86_regcallcc {{.+}}@_Z15__regcall3__foo |
| // CHECK-WIN64: define dso_local x86_regcallcc {{.+}}@"?foo@@YwHH@Z" |
| // CHECK-WIN32: define dso_local x86_regcallcc {{.+}}@"?foo@@YwHH@Z" |
| |
| // used to give a body to test_class functions |
| static int x = 0; |
| class test_class { |
| int a; |
| public: |
| #ifndef WIN_TEST |
| __regcall |
| #endif |
| test_class(){++x;} |
| // CHECK-LIN-DAG: define linkonce_odr x86_regcallcc void @_ZN10test_classC1Ev |
| // CHECK-LIN-DAG: define linkonce_odr x86_regcallcc void @_ZN10test_classC2Ev |
| // Windows ignores calling convention on constructor/destructors. |
| // CHECK-WIN64-DAG: define linkonce_odr dso_local %class.test_class* @"??0test_class@@QEAA@XZ" |
| // CHECK-WIN32-DAG: define linkonce_odr dso_local x86_thiscallcc %class.test_class* @"??0test_class@@QAE@XZ" |
| |
| #ifndef WIN_TEST |
| __regcall |
| #endif |
| ~test_class(){--x;} |
| // CHECK-LIN-DAG: define linkonce_odr x86_regcallcc void @_ZN10test_classD2Ev |
| // CHECK-LIN-DAG: define linkonce_odr x86_regcallcc void @_ZN10test_classD1Ev |
| // Windows ignores calling convention on constructor/destructors. |
| // CHECK-WIN64-DAG: define linkonce_odr dso_local void @"??1test_class@@QEAA@XZ" |
| // CHECK-WIN32-DAG: define linkonce_odr dso_local x86_thiscallcc void @"??1test_class@@QAE@XZ" |
| |
| test_class& __regcall operator+=(const test_class&){ |
| return *this; |
| } |
| // CHECK-LIN-DAG: define linkonce_odr x86_regcallcc dereferenceable(4) %class.test_class* @_ZN10test_classpLERKS_ |
| // CHECK-WIN64-DAG: define linkonce_odr dso_local x86_regcallcc dereferenceable(4) %class.test_class* @"??Ytest_class@@QEAwAEAV0@AEBV0@@Z" |
| // CHECK-WIN32-DAG: define linkonce_odr dso_local x86_regcallcc dereferenceable(4) %class.test_class* @"??Ytest_class@@QAwAAV0@ABV0@@Z" |
| void __regcall do_thing(){} |
| // CHECK-LIN-DAG: define linkonce_odr x86_regcallcc void @_ZN10test_class20__regcall3__do_thingEv |
| // CHECK-WIN64-DAG: define linkonce_odr dso_local x86_regcallcc void @"?do_thing@test_class@@QEAwXXZ" |
| // CHECK-WIN32-DAG: define linkonce_odr dso_local x86_regcallcc void @"?do_thing@test_class@@QAwXXZ" |
| |
| template<typename T> |
| void __regcall tempFunc(T i){} |
| // CHECK-LIN-DAG: define linkonce_odr x86_regcallcc void @_ZN10test_class20__regcall3__tempFuncIiEEvT_ |
| // CHECK-WIN64-DAG: define linkonce_odr dso_local x86_regcallcc void @"??$freeTempFunc@H@@YwXH@Z" |
| // CHECK-WIN32-DAG: define linkonce_odr dso_local x86_regcallcc void @"??$freeTempFunc@H@@YwXH@Z" |
| }; |
| |
| bool __regcall operator ==(const test_class&, const test_class&){ --x; return false;} |
| // CHECK-LIN-DAG: define x86_regcallcc zeroext i1 @_ZeqRK10test_classS1_ |
| // CHECK-WIN64-DAG: define dso_local x86_regcallcc zeroext i1 @"??8@Yw_NAEBVtest_class@@0@Z" |
| // CHECK-WIN32-DAG: define dso_local x86_regcallcc zeroext i1 @"??8@Yw_NABVtest_class@@0@Z" |
| |
| test_class __regcall operator""_test_class (unsigned long long) { ++x; return test_class{};} |
| // CHECK-LIN64-DAG: define x86_regcallcc void @_Zli11_test_classy(%class.test_class* noalias sret %agg.result, i64 %0) |
| // CHECK-LIN32-DAG: define x86_regcallcc void @_Zli11_test_classy(%class.test_class* inreg noalias sret %agg.result, i64 %0) |
| // CHECK-WIN64-DAG: ??__K_test_class@@Yw?AVtest_class@@_K@Z" |
| // CHECK-WIN32-DAG: ??__K_test_class@@Yw?AVtest_class@@_K@Z" |
| |
| template<typename T> |
| void __regcall freeTempFunc(T i){} |
| // CHECK-LIN-DAG: define linkonce_odr x86_regcallcc void @_Z24__regcall3__freeTempFuncIiEvT_ |
| // CHECK-WIN64-DAG: define linkonce_odr dso_local x86_regcallcc void @"??$freeTempFunc@H@@YwXH@Z" |
| // CHECK-WIN32-DAG: define linkonce_odr dso_local x86_regcallcc void @"??$freeTempFunc@H@@YwXH@Z" |
| |
| // class to force generation of functions |
| void force_gen() { |
| test_class t; |
| test_class t2 = 12_test_class; |
| t += t2; |
| auto t3 = 100_test_class; |
| t3.tempFunc(1); |
| freeTempFunc(1); |
| t3.do_thing(); |
| } |
| |
| long double _Complex __regcall foo(long double _Complex f) { |
| return f; |
| } |
| // CHECK-LIN64-DAG: define x86_regcallcc void @_Z15__regcall3__fooCe({ x86_fp80, x86_fp80 }* noalias sret %agg.result, { x86_fp80, x86_fp80 }* byval({ x86_fp80, x86_fp80 }) align 16 %f) |
| // CHECK-LIN32-DAG: define x86_regcallcc void @_Z15__regcall3__fooCe({ x86_fp80, x86_fp80 }* inreg noalias sret %agg.result, { x86_fp80, x86_fp80 }* byval({ x86_fp80, x86_fp80 }) align 4 %f) |
| // CHECK-WIN64-DAG: define dso_local x86_regcallcc { double, double } @"?foo@@YwU?$_Complex@O@__clang@@U12@@Z"(double %f.0, double %f.1) |
| // CHECK-WIN32-DAG: define dso_local x86_regcallcc { double, double } @"?foo@@YwU?$_Complex@O@__clang@@U12@@Z"(double %f.0, double %f.1) |