43 lines · cpp
1// RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -std=c++20 %s -emit-llvm -o - | FileCheck %s2// RUN: %clang_cc1 -triple spirv64-amd-amdhsa -std=c++20 %s -emit-llvm -o - | FileCheck %s --check-prefix=WITH-NONZERO-DEFAULT-AS3 4struct S { char buf[32]; };5template<S s> constexpr const char *begin() { return s.buf; }6template<S s> constexpr const char *end() { return s.buf + __builtin_strlen(s.buf); }7template<S s> constexpr const void *retval() { return &s; }8extern const void *callee(const S*);9template<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 }> }, comdat14 15// CHECK: @p16// 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))18const char *p = begin<S{"hello world"}>();19 20// CHECK: @q21// 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))23const char *q = end<S{"hello world"}>();24 25const void *(*r)() = &retval<S{"hello world"}>;26 27// CHECK: @s28// CHECK-SAME: addrspace(1) global ptr null29// WITH-NONZERO-DEFAULT-AS: addrspace(1) global ptr addrspace(4) null30const 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