clang/test/CodeGenOpenCL/pipe_builtin.cl

   1 // RUN: %clang_cc1 -no-opaque-pointers -triple %itanium_abi_triple -emit-llvm -cl-ext=+cl_khr_subgroups -O0 -cl-std=clc++ -o - %s | FileCheck %s
   2 // FIXME: Add MS ABI manglings of OpenCL things and remove %itanium_abi_triple
   3 // above to support OpenCL in the MS C++ ABI.
   4
   5 // CHECK-DAG: %opencl.pipe_ro_t = type opaque
   6 // CHECK-DAG: %opencl.pipe_wo_t = type opaque
   7 // CHECK-DAG: %opencl.reserve_id_t = type opaque
   8
   9 #pragma OPENCL EXTENSION cl_khr_subgroups : enable
  10
  11 void test1(read_only pipe int p, global int *ptr) {
  12   // CHECK: call i32 @__read_pipe_2(%opencl.pipe_ro_t* %{{.*}}, i8* %{{.*}}, i32 4, i32 4)
  13   read_pipe(p, ptr);
  14   // CHECK: call %opencl.reserve_id_t* @__reserve_read_pipe(%opencl.pipe_ro_t* %{{.*}}, i32 {{.*}}, i32 4, i32 4)
  15   reserve_id_t rid = reserve_read_pipe(p, 2);
  16   // CHECK: call i32 @__read_pipe_4(%opencl.pipe_ro_t* %{{.*}}, %opencl.reserve_id_t* %{{.*}}, i32 {{.*}}, i8* %{{.*}}, i32 4, i32 4)
  17   read_pipe(p, rid, 2, ptr);
  18   // CHECK: call void @__commit_read_pipe(%opencl.pipe_ro_t* %{{.*}}, %opencl.reserve_id_t* %{{.*}}, i32 4, i32 4)
  19   commit_read_pipe(p, rid);
  20 }
  21
  22 void test2(write_only pipe int p, global int *ptr) {
  23   // CHECK: call i32 @__write_pipe_2(%opencl.pipe_wo_t* %{{.*}}, i8* %{{.*}}, i32 4, i32 4)
  24   write_pipe(p, ptr);
  25   // CHECK: call %opencl.reserve_id_t* @__reserve_write_pipe(%opencl.pipe_wo_t* %{{.*}}, i32 {{.*}}, i32 4, i32 4)
  26   reserve_id_t rid = reserve_write_pipe(p, 2);
  27   // CHECK: call i32 @__write_pipe_4(%opencl.pipe_wo_t* %{{.*}}, %opencl.reserve_id_t* %{{.*}}, i32 {{.*}}, i8* %{{.*}}, i32 4, i32 4)
  28   write_pipe(p, rid, 2, ptr);
  29   // CHECK: call void @__commit_write_pipe(%opencl.pipe_wo_t* %{{.*}}, %opencl.reserve_id_t* %{{.*}}, i32 4, i32 4)
  30   commit_write_pipe(p, rid);
  31 }
  32
  33 void test3(read_only pipe int p, global int *ptr) {
  34   // CHECK: call %opencl.reserve_id_t* @__work_group_reserve_read_pipe(%opencl.pipe_ro_t* %{{.*}}, i32 {{.*}}, i32 4, i32 4)
  35   reserve_id_t rid = work_group_reserve_read_pipe(p, 2);
  36   // CHECK: call void @__work_group_commit_read_pipe(%opencl.pipe_ro_t* %{{.*}}, %opencl.reserve_id_t* %{{.*}}, i32 4, i32 4)
  37   work_group_commit_read_pipe(p, rid);
  38 }
  39
  40 void test4(write_only pipe int p, global int *ptr) {
  41   // CHECK: call %opencl.reserve_id_t* @__work_group_reserve_write_pipe(%opencl.pipe_wo_t* %{{.*}}, i32 {{.*}}, i32 4, i32 4)
  42   reserve_id_t rid = work_group_reserve_write_pipe(p, 2);
  43   // CHECK: call void @__work_group_commit_write_pipe(%opencl.pipe_wo_t* %{{.*}}, %opencl.reserve_id_t* %{{.*}}, i32 4, i32 4)
  44   work_group_commit_write_pipe(p, rid);
  45 }
  46
  47 void test5(read_only pipe int p, global int *ptr) {
  48   // CHECK: call %opencl.reserve_id_t* @__sub_group_reserve_read_pipe(%opencl.pipe_ro_t* %{{.*}}, i32 {{.*}}, i32 4, i32 4)
  49   reserve_id_t rid = sub_group_reserve_read_pipe(p, 2);
  50   // CHECK: call void @__sub_group_commit_read_pipe(%opencl.pipe_ro_t* %{{.*}}, %opencl.reserve_id_t* %{{.*}}, i32 4, i32 4)
  51   sub_group_commit_read_pipe(p, rid);
  52 }
  53
  54 void test6(write_only pipe int p, global int *ptr) {
  55   // CHECK: call %opencl.reserve_id_t* @__sub_group_reserve_write_pipe(%opencl.pipe_wo_t* %{{.*}}, i32 {{.*}}, i32 4, i32 4)
  56   reserve_id_t rid = sub_group_reserve_write_pipe(p, 2);
  57   // CHECK: call void @__sub_group_commit_write_pipe(%opencl.pipe_wo_t* %{{.*}}, %opencl.reserve_id_t* %{{.*}}, i32 4, i32 4)
  58   sub_group_commit_write_pipe(p, rid);
  59 }
  60
  61 void test7(read_only pipe int p, global int *ptr) {
  62   // CHECK: call i32 @__get_pipe_num_packets_ro(%opencl.pipe_ro_t* %{{.*}}, i32 4, i32 4)
  63   *ptr = get_pipe_num_packets(p);
  64   // CHECK: call i32 @__get_pipe_max_packets_ro(%opencl.pipe_ro_t* %{{.*}}, i32 4, i32 4)
  65   *ptr = get_pipe_max_packets(p);
  66 }
  67
  68 void test8(write_only pipe int p, global int *ptr) {
  69   // CHECK: call i32 @__get_pipe_num_packets_wo(%opencl.pipe_wo_t* %{{.*}}, i32 4, i32 4)
  70   *ptr = get_pipe_num_packets(p);
  71   // CHECK: call i32 @__get_pipe_max_packets_wo(%opencl.pipe_wo_t* %{{.*}}, i32 4, i32 4)
  72   *ptr = get_pipe_max_packets(p);
  73 }