| Aaron Ballman | eda0373 | 2014-11-26 16:17:20 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 %s -triple x86_64-unknown-linux-gnu -O0 -ffake-address-space-map -cl-std=CL2.0 -emit-llvm -o - | FileCheck %s |
| Anastasia Stulova | 5d8ad8a | 2014-11-26 15:36:41 +0000 | [diff] [blame] | 2 | |
| 3 | // test that we generate address space casts everywhere we need conversions of |
| 4 | // pointers to different address spaces |
| 5 | |
| 6 | void test(global int *arg_glob, generic int *arg_gen) { |
| 7 | int var_priv; |
| 8 | arg_gen = arg_glob; // implicit cast global -> generic |
| 9 | // CHECK: %{{[0-9]+}} = addrspacecast i32 addrspace(1)* %{{[0-9]+}} to i32 addrspace(4)* |
| 10 | arg_gen = &var_priv; // implicit cast with obtaining adr, private -> generic |
| 11 | // CHECK: %{{[0-9]+}} = addrspacecast i32* %var_priv to i32 addrspace(4)* |
| 12 | arg_glob = (global int *)arg_gen; // explicit cast |
| 13 | // CHECK: %{{[0-9]+}} = addrspacecast i32 addrspace(4)* %{{[0-9]+}} to i32 addrspace(1)* |
| 14 | global int *var_glob = |
| 15 | (global int *)arg_glob; // explicit cast in the same address space |
| 16 | // CHECK-NOT: %{{[0-9]+}} = addrspacecast i32 addrspace(1)* %{{[0-9]+}} to i32 addrspace(1)* |
| 17 | var_priv = arg_gen - arg_glob; // arithmetic operation |
| Tim Northover | 8603941 | 2014-11-26 22:33:04 +0000 | [diff] [blame] | 18 | // CHECK: %{{.*}} = ptrtoint i32 addrspace(4)* %{{.*}} to i64 |
| 19 | // CHECK: %{{.*}} = ptrtoint i32 addrspace(1)* %{{.*}} to i64 |
| Anastasia Stulova | 5d8ad8a | 2014-11-26 15:36:41 +0000 | [diff] [blame] | 20 | var_priv = arg_gen > arg_glob; // comparison |
| 21 | // CHECK: %{{[0-9]+}} = addrspacecast i32 addrspace(1)* %{{[0-9]+}} to i32 addrspace(4)* |
| 22 | } |