1 // RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -std=c++20 %s -emit-llvm -o - | FileCheck %s 2 // RUN: %clang_cc1 -triple spirv64-amd-amdhsa -std=c++20 %s -emit-llvm -o - | FileCheck %s --check-prefix=WITH-NONZERO-DEFAULT-AS 3 4 struct S { char buf[32]; }; 5 template<S s> constexpr const char *begin() { return s.buf; } 6 template<S s> constexpr const char *end() { return s.buf + __builtin_strlen(s.buf); } 7 template<S s> constexpr const void *retval() { return &s; } 8 extern const void *callee(const S*); 9 template<S s> constexpr const void* observable_addr() { return callee(&s); } 10 11 // CHECK: [[HELLO:@_ZTAXtl1StlA32_cLc104ELc101ELc108ELc108ELc111ELc32ELc119ELc111ELc114ELc108ELc100EEEE]] 12 // WITH-NONZERO-DEFAULT-AS: [[HELLO:@_ZTAXtl1StlA32_cLc104ELc101ELc108ELc108ELc111ELc32ELc119ELc111ELc114ELc108ELc100EEEE]] 13 // CHECK-SAME: = linkonce_odr addrspace(1) constant { <{ [11 x i8], [21 x i8] }> } { <{ [11 x i8], [21 x i8] }> <{ [11 x i8] c"hello world", [21 x i8] zeroinitializer }> }, comdat 14 15 // CHECK: @p 16 // CHECK-SAME: addrspace(1) global ptr addrspacecast (ptr addrspace(1) [[HELLO]] to ptr) 17 // WITH-NONZERO-DEFAULT-AS: addrspace(1) global ptr addrspace(4) addrspacecast (ptr addrspace(1) [[HELLO]] to ptr addrspace(4)) 18 const char *p = begin<S{"hello world"}>(); 19 20 // CHECK: @q 21 // CHECK-SAME: addrspace(1) global ptr addrspacecast (ptr addrspace(1) getelementptr (i8, ptr addrspace(1) [[HELLO]], i64 11) to ptr) 22 // WITH-NONZERO-DEFAULT-AS: addrspace(1) global ptr addrspace(4) addrspacecast (ptr addrspace(1) getelementptr (i8, ptr addrspace(1) [[HELLO]], i64 11) to ptr addrspace(4)) 23 const char *q = end<S{"hello world"}>(); 24 25 const void *(*r)() = &retval<S{"hello world"}>; 26 27 // CHECK: @s 28 // CHECK-SAME: addrspace(1) global ptr null 29 // WITH-NONZERO-DEFAULT-AS: addrspace(1) global ptr addrspace(4) null 30 const void *s = observable_addr<S{"hello world"}>(); 31 32 // CHECK: define linkonce_odr noundef ptr @_Z6retvalIXtl1StlA32_cLc104ELc101ELc108ELc108ELc111ELc32ELc119ELc111ELc114ELc108ELc100EEEEEPKvv() 33 // WITH-NONZERO-DEFAULT-AS: define linkonce_odr {{.*}} noundef ptr addrspace(4) @_Z6retvalIXtl1StlA32_cLc104ELc101ELc108ELc108ELc111ELc32ELc119ELc111ELc114ELc108ELc100EEEEEPKvv() 34 // CHECK: ret ptr addrspacecast (ptr addrspace(1) [[HELLO]] to ptr) 35 // WITH-NONZERO-DEFAULT-AS: ret ptr addrspace(4) addrspacecast (ptr addrspace(1) [[HELLO]] to ptr addrspace(4)) 36 37 // CHECK: define linkonce_odr noundef ptr @_Z15observable_addrIXtl1StlA32_cLc104ELc101ELc108ELc108ELc111ELc32ELc119ELc111ELc114ELc108ELc100EEEEEPKvv() 38 // WITH-NONZERO-DEFAULT-AS: define linkonce_odr {{.*}} noundef ptr addrspace(4) @_Z15observable_addrIXtl1StlA32_cLc104ELc101ELc108ELc108ELc111ELc32ELc119ELc111ELc114ELc108ELc100EEEEEPKvv() 39 // CHECK: %call = call noundef ptr @_Z6calleePK1S(ptr noundef addrspacecast (ptr addrspace(1) [[HELLO]] to ptr)) 40 // WITH-NONZERO-DEFAULT-AS: %call = call {{.*}} noundef{{.*}} ptr addrspace(4) @_Z6calleePK1S(ptr addrspace(4) noundef addrspacecast (ptr addrspace(1) [[HELLO]] to ptr addrspace(4))) 41 // CHECK: declare noundef ptr @_Z6calleePK1S(ptr noundef) 42 // WITH-NONZERO-DEFAULT-AS: declare {{.*}} noundef ptr addrspace(4) @_Z6calleePK1S(ptr addrspace(4) noundef) 43