1 // RUN: %clang_cc1 %s -triple=thumbv7k-apple-watchos -emit-llvm -o - -target-abi aapcs16 | FileCheck %s 2 // RUN: %clang_cc1 %s -triple=thumbv7k-apple-watchos -emit-llvm -o - -target-abi aapcs16 | FileCheck -check-prefix=CHECK-GLOBALS %s 3 4 // RUN: %clang_cc1 %s -triple=arm64_32-apple-ios -emit-llvm -o - -target-abi darwinpcs | FileCheck %s 5 // RUN: %clang_cc1 %s -triple=arm64_32-apple-ios -emit-llvm -o - -target-abi darwinpcs | FileCheck -check-prefix=CHECK-GLOBALS %s 6 7 // __cxa_guard_acquire argument is 64-bit 8 struct A { 9 A(); 10 }; 11 12 void f() { 13 // CHECK: call i32 @__cxa_guard_acquire(ptr 14 static A a; 15 } 16 17 // ARM64 uses the C++11 definition of POD. 18 namespace test1 { 19 // This class is POD in C++11 and cannot have objects allocated in 20 // its tail-padding. 21 struct ABase {}; 22 struct A : ABase { 23 int x; 24 char c; 25 }; 26 27 struct B : A { 28 char d; 29 }; 30 31 int test() { 32 return sizeof(B); 33 } 34 // CHECK: define{{.*}} i32 @_ZN5test14testEv() 35 // CHECK: ret i32 12 36 } 37 38 namespace std { 39 class type_info; 40 } 41 42 // ARM64 uses string comparisons for what would otherwise be 43 // default-visibility weak RTTI. 44 namespace test2 { 45 struct A { 46 virtual void foo(); 47 }; 48 void A::foo() {} 49 // Tested below because these globals get kindof oddly rearranged. 50 51 struct __attribute__((visibility("hidden"))) B {}; 52 const std::type_info &b0 = typeid(B); 53 // CHECK-GLOBALS: @_ZTIN5test21BE = linkonce_odr hidden constant { {{.*}}, ptr @_ZTSN5test21BE } 54 // CHECK-GLOBALS: @_ZTSN5test21BE = linkonce_odr hidden constant 55 56 const std::type_info &b1 = typeid(B*); 57 // CHECK-GLOBALS: @_ZTIPN5test21BE = linkonce_odr hidden constant { {{.*}}, ptr @_ZTSPN5test21BE, i32 0, ptr @_ZTIN5test21BE 58 // CHECK-GLOBALS: @_ZTSPN5test21BE = linkonce_odr hidden constant 59 60 struct C {}; 61 const std::type_info &c0 = typeid(C); 62 // CHECK-GLOBALS: @_ZTIN5test21CE = linkonce_odr constant { {{.*}}, ptr @_ZTSN5test21CE } 63 // CHECK-GLOBALS: @_ZTSN5test21CE = linkonce_odr constant [11 x i8] c"N5test21CE\00" 64 } 65 66 // va_list should be based on "char *" rather than "ptr". 67 68 // CHECK: define{{.*}} void @_Z11whatsVaListPc 69 void whatsVaList(__builtin_va_list l) {} 70