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116 lines
4.4 KiB
116 lines
4.4 KiB
// RUN: %clang_cc1 %s -triple x86_64-unknown-linux-gnu -O0 -ffake-address-space-map -cl-std=CL2.0 -emit-llvm -o - | FileCheck %s
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// RUN: %clang_cc1 %s -triple x86_64-unknown-linux-gnu -O0 -cl-std=CL2.0 -emit-llvm -o - | FileCheck --check-prefix=CHECK-NOFAKE %s
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// When -ffake-address-space-map is not used, all addr space mapped to 0 for x86_64.
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// test that we generate address space casts everywhere we need conversions of
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// pointers to different address spaces
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// CHECK: define void @test
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void test(global int *arg_glob, generic int *arg_gen,
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__attribute__((opencl_global_device)) int *arg_device,
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__attribute__((opencl_global_host)) int *arg_host) {
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int var_priv;
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arg_gen = arg_glob; // implicit cast global -> generic
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// CHECK: %{{[0-9]+}} = addrspacecast i32 addrspace(1)* %{{[0-9]+}} to i32 addrspace(4)*
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// CHECK-NOFAKE-NOT: addrspacecast
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arg_gen = &var_priv; // implicit cast with obtaining adr, private -> generic
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// CHECK: %{{[._a-z0-9]+}} = addrspacecast i32* %{{[._a-z0-9]+}} to i32 addrspace(4)*
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// CHECK-NOFAKE-NOT: addrspacecast
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arg_glob = (global int *)arg_gen; // explicit cast
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// CHECK: %{{[0-9]+}} = addrspacecast i32 addrspace(4)* %{{[0-9]+}} to i32 addrspace(1)*
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// CHECK-NOFAKE-NOT: addrspacecast
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global int *var_glob =
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(global int *)arg_glob; // explicit cast in the same address space
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// CHECK-NOT: %{{[0-9]+}} = addrspacecast i32 addrspace(1)* %{{[0-9]+}} to i32 addrspace(1)*
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// CHECK-NOFAKE-NOT: addrspacecast
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var_priv = arg_gen - arg_glob; // arithmetic operation
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// CHECK: %{{.*}} = ptrtoint i32 addrspace(4)* %{{.*}} to i64
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// CHECK: %{{.*}} = ptrtoint i32 addrspace(1)* %{{.*}} to i64
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// CHECK-NOFAKE: %{{.*}} = ptrtoint i32* %{{.*}} to i64
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// CHECK-NOFAKE: %{{.*}} = ptrtoint i32* %{{.*}} to i64
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var_priv = arg_gen > arg_glob; // comparison
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// CHECK: %{{[0-9]+}} = addrspacecast i32 addrspace(1)* %{{[0-9]+}} to i32 addrspace(4)*
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generic void *var_gen_v = arg_glob;
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// CHECK: addrspacecast
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// CHECK-NOT: bitcast
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// CHECK-NOFAKE: bitcast
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// CHECK-NOFAKE-NOT: addrspacecast
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arg_glob = arg_device; // implicit cast
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// CHECK: addrspacecast
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// CHECK-NOFAKE-NOT: addrspacecast
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arg_glob = arg_host; // implicit cast
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// CHECK: addrspacecast
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// CHECK-NOFAKE-NOT: addrspacecast
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arg_glob = (global int *)arg_device; // explicit cast
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// CHECK: addrspacecast
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// CHECK-NOFAKE-NOT: addrspacecast
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arg_glob = (global int *)arg_host; // explicit cast
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// CHECK: addrspacecast
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// CHECK-NOFAKE-NOT: addrspacecast
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arg_device = (__attribute((opencl_global_device)) int *)arg_glob; // explicit cast
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// CHECK: addrspacecast
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// CHECK-NOFAKE-NOT: addrspacecast
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arg_host = (__attribute((opencl_global_host)) int *)arg_glob; // explicit cast
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// CHECK: addrspacecast
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// CHECK-NOFAKE-NOT: addrspacecast
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}
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// Test ternary operator.
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// CHECK: define void @test_ternary
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void test_ternary(void) {
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global int *var_glob;
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generic int *var_gen;
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generic int *var_gen2;
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generic float *var_gen_f;
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generic void *var_gen_v;
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var_gen = var_gen ? var_gen : var_gen2; // operands of the same addr spaces and the same type
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// CHECK: icmp
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// CHECK-NOT: addrspacecast
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// CHECK-NOT: bitcast
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// CHECK: phi
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// CHECK: store i32 addrspace(4)* %{{.+}}, i32 addrspace(4)** %{{.+}}
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var_gen = var_gen ? var_gen : var_glob; // operands of overlapping addr spaces and the same type
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// CHECK: icmp
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// CHECK-NOT: bitcast
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// CHECK: %{{.+}} = addrspacecast i32 addrspace(1)* %{{.+}} to i32 addrspace(4)*
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// CHECK: phi
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// CHECK: store
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typedef int int_t;
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global int_t *var_glob_typedef;
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var_gen = var_gen ? var_gen : var_glob_typedef; // operands of overlapping addr spaces and equivalent types
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// CHECK: icmp
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// CHECK-NOT: bitcast
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// CHECK: %{{.+}} = addrspacecast i32 addrspace(1)* %{{.+}} to i32 addrspace(4)*
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// CHECK: phi
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// CHECK: store
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var_gen_v = var_gen ? var_gen : var_gen_f; // operands of the same addr space and different types
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// CHECK: icmp
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// CHECK: %{{.+}} = bitcast i32 addrspace(4)* %{{.+}} to i8 addrspace(4)*
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// CHECK: %{{.+}} = bitcast float addrspace(4)* %{{.+}} to i8 addrspace(4)*
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// CHECK: phi
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// CHECK: store
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var_gen_v = var_gen ? var_glob : var_gen_f; // operands of overlapping addr spaces and different types
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// CHECK: icmp
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// CHECK: %{{.+}} = addrspacecast i32 addrspace(1)* %{{.+}} to i8 addrspace(4)*
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// CHECK: %{{.+}} = bitcast float addrspace(4)* %{{.+}} to i8 addrspace(4)*
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// CHECK: phi
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// CHECK: store
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}
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