xref: /llvm-project/clang/test/CodeGenOpenCLCXX/addrspace-constructors.clcpp (revision ebd97534e71aafaa637e466d700f66bbfa63d56b)
1// RUN: %clang_cc1 %s -cl-std=clc++1.0 -DGENERIC -emit-llvm -o - -O0 -triple spir-unknown-unknown | FileCheck %s
2// RUN: %clang_cc1 %s -cl-std=clc++2021 -DGENERIC -emit-llvm -o - -O0 -triple spir-unknown-unknown | FileCheck %s
3// RUN: %clang_cc1 %s -cl-std=clc++2021 -cl-ext=-all,+__opencl_c_program_scope_global_variables -emit-llvm -o - -O0 -triple spir-unknown-unknown | FileCheck %s
4
5// CHECK: %struct.X = type { i32 }
6
7// CHECK: @ci ={{.*}} addrspace(2) constant i32 0
8// CHECK: @gi ={{.*}} addrspace(1) global i32 0
9__constant int ci = 0;
10__global int gi = 0;
11
12struct X {
13  int x;
14
15  // Local variables are handled in local_addrspace_init.clcpp
16  X() /*__generic or __private*/ : x(0) {}
17#if defined(GENERIC)
18  X() __private : x(0) {}
19#endif
20  X() __global : x(0) {}
21  constexpr X() __constant : x(0) {}
22  constexpr X(int x) __constant : x(x) {}
23};
24
25// CHECK: @cx1 ={{.*}} addrspace(2) constant %struct.X zeroinitializer
26// CHECK: @cx2 ={{.*}} addrspace(2) constant %struct.X { i32 1 }
27// CHECK: @gx ={{.*}} addrspace(1) global %struct.X zeroinitializer
28__constant X cx1;
29__constant X cx2(1);
30__global X gx;
31
32// CHECK: @_ZZ1kE3cx1 = internal addrspace(2) constant %struct.X zeroinitializer
33// CHECK: @_ZZ1kE3cx2 = internal addrspace(2) constant %struct.X { i32 1 }
34
35kernel void k() {
36  // Check that the constructor for px calls the __private constructor.
37  // CHECK: %px = alloca %struct.X
38  // CHECK-NEXT: call spir_func void @_ZN1XC1Ev(ptr {{.*}}%px)
39  __private X px;
40
41  __constant X cx1;
42  __constant X cx2(1);
43  // CHECK-NEXT: ret void
44}
45