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llvm/clang/test/CodeGenOpenCL/opencl_types.cl 

// RUN: %clang_cc1 -cl-std=CL2.0 %s -triple "spir-unknown-unknown" -emit-llvm -o - -O0 | FileCheck %s --check-prefix=CHECK-SPIR
// RUN: %clang_cc1 -cl-std=CL2.0 %s -triple "amdgcn--amdhsa" -emit-llvm -o - -O0 | FileCheck %s --check-prefix=CHECK-AMDGCN

#define CLK_ADDRESS_CLAMP_TO_EDGE       2
#define CLK_NORMALIZED_COORDS_TRUE      1
#define CLK_FILTER_NEAREST              0x10
#define CLK_FILTER_LINEAR               0x20

constant sampler_t glb_smp = CLK_ADDRESS_CLAMP_TO_EDGE|CLK_NORMALIZED_COORDS_TRUE|CLK_FILTER_NEAREST;

void fnc1(image1d_t img) {}
// CHECK-SPIR: @fnc1(target("spirv.Image", void, 0, 0, 0, 0, 0, 0, 0)
// CHECK-AMDGCN: @fnc1(ptr addrspace(4)

void fnc1arr(image1d_array_t img) {}
// CHECK-SPIR: @fnc1arr(target("spirv.Image", void, 0, 0, 1, 0, 0, 0, 0)
// CHECK-AMDGCN: @fnc1arr(ptr addrspace(4)

void fnc1buff(image1d_buffer_t img) {}
// CHECK-SPIR: @fnc1buff(target("spirv.Image", void, 5, 0, 0, 0, 0, 0, 0)
// CHECK-AMDGCN: @fnc1buff(ptr addrspace(4)

void fnc2(image2d_t img) {}
// CHECK-SPIR: @fnc2(target("spirv.Image", void, 1, 0, 0, 0, 0, 0, 0)
// CHECK-AMDGCN: @fnc2(ptr addrspace(4)

void fnc2arr(image2d_array_t img) {}
// CHECK-SPIR: @fnc2arr(target("spirv.Image", void, 1, 0, 1, 0, 0, 0, 0)
// CHECK-AMDGCN: @fnc2arr(ptr addrspace(4)

void fnc3(image3d_t img) {}
// CHECK-SPIR: @fnc3(target("spirv.Image", void, 2, 0, 0, 0, 0, 0, 0)
// CHECK-AMDGCN: @fnc3(ptr addrspace(4)

void fnc4smp(sampler_t s) {}
// CHECK-SPIR-LABEL: define {{.*}}void @fnc4smp(target("spirv.Sampler")
// CHECK-AMDGCN-LABEL: define {{.*}}void @fnc4smp(ptr addrspace(4)

kernel void foo(image1d_t img) {
  sampler_t smp = CLK_ADDRESS_CLAMP_TO_EDGE|CLK_NORMALIZED_COORDS_TRUE|CLK_FILTER_LINEAR;
  // CHECK-SPIR: alloca target("spirv.Sampler")
  // CHECK-AMDGCN: alloca ptr addrspace(4)
  event_t evt;
  // CHECK-SPIR: alloca target("spirv.Event")
  // CHECK-AMDGCN: alloca ptr addrspace(5)
  clk_event_t clk_evt;
  // CHECK-SPIR: alloca target("spirv.DeviceEvent")
  // CHECK-AMDGCN: alloca ptr addrspace(1)
  queue_t queue;
  // CHECK-SPIR: alloca target("spirv.Queue")
  // CHECK-AMDGCN: alloca ptr addrspace(1)
  reserve_id_t rid;
  // CHECK-SPIR: alloca target("spirv.ReserveId")
  // CHECK-AMDGCN: alloca ptr addrspace(1)
  // CHECK-SPIR: store target("spirv.Sampler")
  // CHECK-AMDGCN: store ptr addrspace(4)
  fnc4smp(smp);
  // CHECK-SPIR: call {{.*}}void @fnc4smp(target("spirv.Sampler")
  // CHECK-AMDGCN: call {{.*}}void @fnc4smp(ptr addrspace(4)
  fnc4smp(glb_smp);
  // CHECK-SPIR: call {{.*}}void @fnc4smp(target("spirv.Sampler")
  // CHECK-AMDGCN: call {{.*}}void @fnc4smp(ptr addrspace(4)
}

kernel void foo_ro_pipe(read_only pipe int p) {}
// CHECK-SPIR: @foo_ro_pipe(target("spirv.Pipe", 0) %p)
// CHECK_AMDGCN: @foo_ro_pipe(ptr addrspace(1) %p)

kernel void foo_wo_pipe(write_only pipe int p) {}
// CHECK-SPIR: @foo_wo_pipe(target("spirv.Pipe", 1) %p)
// CHECK_AMDGCN: @foo_wo_pipe(ptr addrspace(1) %p)

void __attribute__((overloadable)) bad1(image1d_t b, image2d_t c, image2d_t d) {}
// CHECK-SPIR-LABEL: @{{_Z4bad114ocl_image1d_ro14ocl_image2d_roS0_|"\\01\?bad1@@\$\$J0YAXPAUocl_image1d_ro@@PAUocl_image2d_ro@@1@Z"}}
// CHECK-AMDGCN-LABEL: @{{_Z4bad114ocl_image1d_ro14ocl_image2d_roS0_|"\\01\?bad1@@\$\$J0YAXPAUocl_image1d_ro@@PAUocl_image2d_ro@@1@Z"}}(ptr addrspace(4){{.*}}ptr addrspace(4){{.*}}ptr addrspace(4){{.*}})