1*0a6a1f1dSLionel Sambuc// RUN: %clang_cc1 %s -triple x86_64-unknown-linux-gnu -O0 -ffake-address-space-map -cl-std=CL2.0 -emit-llvm -o - | FileCheck %s 2*0a6a1f1dSLionel Sambuc 3*0a6a1f1dSLionel Sambuc// test that we generate address space casts everywhere we need conversions of 4*0a6a1f1dSLionel Sambuc// pointers to different address spaces 5*0a6a1f1dSLionel Sambuc 6*0a6a1f1dSLionel Sambucvoid test(global int *arg_glob, generic int *arg_gen) { 7*0a6a1f1dSLionel Sambuc int var_priv; 8*0a6a1f1dSLionel Sambuc arg_gen = arg_glob; // implicit cast global -> generic 9*0a6a1f1dSLionel Sambuc // CHECK: %{{[0-9]+}} = addrspacecast i32 addrspace(1)* %{{[0-9]+}} to i32 addrspace(4)* 10*0a6a1f1dSLionel Sambuc arg_gen = &var_priv; // implicit cast with obtaining adr, private -> generic 11*0a6a1f1dSLionel Sambuc // CHECK: %{{[0-9]+}} = addrspacecast i32* %var_priv to i32 addrspace(4)* 12*0a6a1f1dSLionel Sambuc arg_glob = (global int *)arg_gen; // explicit cast 13*0a6a1f1dSLionel Sambuc // CHECK: %{{[0-9]+}} = addrspacecast i32 addrspace(4)* %{{[0-9]+}} to i32 addrspace(1)* 14*0a6a1f1dSLionel Sambuc global int *var_glob = 15*0a6a1f1dSLionel Sambuc (global int *)arg_glob; // explicit cast in the same address space 16*0a6a1f1dSLionel Sambuc // CHECK-NOT: %{{[0-9]+}} = addrspacecast i32 addrspace(1)* %{{[0-9]+}} to i32 addrspace(1)* 17*0a6a1f1dSLionel Sambuc var_priv = arg_gen - arg_glob; // arithmetic operation 18*0a6a1f1dSLionel Sambuc // CHECK: %{{.*}} = ptrtoint i32 addrspace(4)* %{{.*}} to i64 19*0a6a1f1dSLionel Sambuc // CHECK: %{{.*}} = ptrtoint i32 addrspace(1)* %{{.*}} to i64 20*0a6a1f1dSLionel Sambuc var_priv = arg_gen > arg_glob; // comparison 21*0a6a1f1dSLionel Sambuc // CHECK: %{{[0-9]+}} = addrspacecast i32 addrspace(1)* %{{[0-9]+}} to i32 addrspace(4)* 22*0a6a1f1dSLionel Sambuc} 23