llvm/clang/test/CodeGen/amdgpu-address-spaces.cpp

// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --check-globals --version 3
// RUN: %clang_cc1 -cc1 -triple amdgcn-amd-amdhsa -emit-llvm %s -o - | FileCheck %s

int [[clang::opencl_global]] a = 100;
int [[clang::opencl_generic]] b = 42;
int [[clang::opencl_constant]] c = 999;
[[clang::loader_uninitialized]] int [[clang::opencl_local]] d;
[[clang::loader_uninitialized]] int [[clang::opencl_private]] e;

int [[clang::address_space(1)]] x = 100;
int [[clang::address_space(0)]] y = 42;
int [[clang::address_space(4)]] z = 999;
[[clang::loader_uninitialized]] int [[clang::address_space(3)]] w;
[[clang::loader_uninitialized]] int [[clang::address_space(5)]] u;

int [[clang::address_space(6)]] aaa = 1000;
int [[clang::address_space(999)]] bbb = 1234;

//.
// CHECK: @a = addrspace(1) global i32 100, align 4
// CHECK: @b = global i32 42, align 4
// CHECK: @c = addrspace(4) constant i32 999, align 4
// CHECK: @d = addrspace(3) global i32 undef, align 4
// CHECK: @e = addrspace(5) global i32 undef, align 4
// CHECK: @x = addrspace(1) global i32 100, align 4
// CHECK: @y = global i32 42, align 4
// CHECK: @z = addrspace(4) global i32 999, align 4
// CHECK: @w = addrspace(3) global i32 undef, align 4
// CHECK: @u = addrspace(5) global i32 undef, align 4
// CHECK: @aaa = addrspace(6) global i32 1000, align 4
// CHECK: @bbb = addrspace(999) global i32 1234, align 4
// CHECK: @__oclc_ABI_version = weak_odr hidden local_unnamed_addr addrspace(4) constant i32 500
//.
// CHECK-LABEL: define dso_local amdgpu_kernel void @foo(
// CHECK-SAME: ) #[[ATTR0:[0-9]+]] {
// CHECK-NEXT:  entry:
// CHECK-NEXT:    store i32 0, ptr addrspace(1) @a, align 4
// CHECK-NEXT:    store i32 0, ptr @b, align 4
// CHECK-NEXT:    store i32 0, ptr addrspace(3) @d, align 4
// CHECK-NEXT:    store i32 0, ptr addrspace(5) @e, align 4
// CHECK-NEXT:    store i32 0, ptr addrspace(1) @x, align 4
// CHECK-NEXT:    store i32 0, ptr @y, align 4
// CHECK-NEXT:    store i32 0, ptr addrspace(3) @d, align 4
// CHECK-NEXT:    store i32 0, ptr addrspace(5) @u, align 4
// CHECK-NEXT:    store i32 0, ptr addrspace(6) @aaa, align 4
// CHECK-NEXT:    store i32 0, ptr addrspace(999) @bbb, align 4
// CHECK-NEXT:    ret void
//
extern "C" [[clang::amdgpu_kernel]] void foo() {
  a = 0;
  b = 0;
  d = 0;
  e = 0;

  x = 0;
  y = 0;
  d = 0;
  u = 0;

  aaa = 0;
  bbb = 0;
}