| // RUN: %clang_cc1 %s -emit-llvm -triple spir-unknown-unknown -o - -O0 | FileCheck --check-prefixes=CHECK-COMMON,CHECK-SPIR %s |
| // RUN: %clang_cc1 %s -cl-std=CL2.0 -emit-llvm -triple spir-unknown-unknown -o - -O0 | FileCheck --check-prefixes=CHECK-COMMON,CHECK-SPIR %s |
| // RUN: %clang_cc1 %s -cl-std=clc++ -emit-llvm -triple spir-unknown-unknown -o - -O0 | FileCheck --check-prefixes=CHECK-COMMON,CHECK-SPIR %s |
| // RUN: %clang_cc1 %s -emit-llvm -triple x86_64-unknown-linux-gnu -o - -O0 | FileCheck --check-prefixes=CHECK-COMMON,CHECK-X86 %s |
| // RUN: %clang_cc1 %s -cl-std=CL2.0 -emit-llvm -triple x86_64-unknown-linux-gnu -o - -O0 | FileCheck --check-prefixes=CHECK-COMMON,CHECK-X86 %s |
| // RUN: %clang_cc1 %s -cl-std=clc++ -emit-llvm -triple x86_64-unknown-linux-gnu -o - -O0 | FileCheck --check-prefixes=CHECK-COMMON,CHECK-X86 %s |
| // |
| // This test covers 5 cases of sampler initialzation: |
| // 1. function argument passing |
| // 1a. argument is a file-scope variable |
| // 1b. argument is a function-scope variable |
| // 1c. argument is one of caller function's parameters |
| // 2. variable initialization |
| // 2a. initializing a file-scope variable with constant addr space qualifier |
| // 2b. initializing a function-scope variable |
| // 2c. initializing a file-scope variable with const qualifier |
| |
| #define CLK_ADDRESS_CLAMP_TO_EDGE 2 |
| #define CLK_NORMALIZED_COORDS_TRUE 1 |
| #define CLK_FILTER_NEAREST 0x10 |
| #define CLK_FILTER_LINEAR 0x20 |
| |
| // Case 2a |
| constant sampler_t glb_smp = CLK_ADDRESS_CLAMP_TO_EDGE | CLK_NORMALIZED_COORDS_TRUE | CLK_FILTER_LINEAR; |
| // CHECK-COMMON-NOT: glb_smp |
| |
| // Case 2c |
| const sampler_t glb_smp_const = CLK_ADDRESS_CLAMP_TO_EDGE | CLK_NORMALIZED_COORDS_TRUE | CLK_FILTER_LINEAR; |
| // CHECK-COMMON-NOT: glb_smp_const |
| |
| int get_sampler_initializer(void); |
| |
| void fnc4smp(sampler_t s) {} |
| // CHECK-SPIR: define{{.*}} spir_func void [[FUNCNAME:@.*fnc4smp.*]](target("spirv.Sampler") % |
| // CHECK-X86: define{{.*}} void [[FUNCNAME:@.*fnc4smp.*]](ptr % |
| |
| kernel void foo(sampler_t smp_par) { |
| // CHECK-SPIR-LABEL: define{{.*}} spir_kernel void @foo(target("spirv.Sampler") %smp_par) |
| // CHECK-SPIR: [[smp_par_ptr:%[A-Za-z0-9_\.]+]] = alloca target("spirv.Sampler") |
| // CHECK-X86-LABEL: define{{.*}} spir_kernel void @foo(ptr %smp_par) |
| // CHECK-X86: [[smp_par_ptr:%[A-Za-z0-9_\.]+]] = alloca ptr |
| |
| // Case 2b |
| sampler_t smp = CLK_ADDRESS_CLAMP_TO_EDGE | CLK_NORMALIZED_COORDS_TRUE | CLK_FILTER_NEAREST; |
| // CHECK-SPIR: [[smp_ptr:%[A-Za-z0-9_\.]+]] = alloca target("spirv.Sampler") |
| // CHECK-SPIR: [[SAMP:%[0-9]+]] = call spir_func target("spirv.Sampler") @__translate_sampler_initializer(i32 19) |
| // CHECK-SPIR: store target("spirv.Sampler") [[SAMP]], ptr [[smp_ptr]] |
| // CHECK-X86: [[smp_ptr:%[A-Za-z0-9_\.]+]] = alloca ptr |
| // CHECK-X86: [[SAMP:%[0-9]+]] = call ptr @__translate_sampler_initializer(i32 19) |
| // CHECK-X86: store ptr [[SAMP]], ptr [[smp_ptr]] |
| |
| // Case 1b |
| fnc4smp(smp); |
| // CHECK-SPIR-NOT: call target("spirv.Sampler") @__translate_sampler_initializer(i32 19) |
| // CHECK-SPIR: [[SAMP:%[0-9]+]] = load target("spirv.Sampler"), ptr [[smp_ptr]] |
| // CHECK-SPIR: call spir_func void [[FUNCNAME]](target("spirv.Sampler") [[SAMP]]) |
| // CHECK-X86-NOT: call ptr @__translate_sampler_initializer(i32 19) |
| // CHECK-X86: [[SAMP:%[0-9]+]] = load ptr, ptr [[smp_ptr]] |
| // CHECK-X86: call void [[FUNCNAME]](ptr [[SAMP]]) |
| |
| // Case 1b |
| fnc4smp(smp); |
| // CHECK-SPIR-NOT: call target("spirv.Sampler") @__translate_sampler_initializer(i32 19) |
| // CHECK-SPIR: [[SAMP:%[0-9]+]] = load target("spirv.Sampler"), ptr [[smp_ptr]] |
| // CHECK-SPIR: call spir_func void [[FUNCNAME]](target("spirv.Sampler") [[SAMP]]) |
| // CHECK-X86-NOT: call ptr @__translate_sampler_initializer(i32 19) |
| // CHECK-X86: [[SAMP:%[0-9]+]] = load ptr, ptr [[smp_ptr]] |
| // CHECK-X86: call void [[FUNCNAME]](ptr [[SAMP]]) |
| |
| // Case 1a/2a |
| fnc4smp(glb_smp); |
| // CHECK-SPIR: [[SAMP:%[0-9]+]] = call spir_func target("spirv.Sampler") @__translate_sampler_initializer(i32 35) |
| // CHECK-SPIR: call spir_func void [[FUNCNAME]](target("spirv.Sampler") [[SAMP]]) |
| // CHECK-X86: [[SAMP:%[0-9]+]] = call ptr @__translate_sampler_initializer(i32 35) |
| // CHECK-X86: call void [[FUNCNAME]](ptr [[SAMP]]) |
| |
| // Case 1a/2c |
| fnc4smp(glb_smp_const); |
| // CHECK-SPIR: [[SAMP:%[0-9]+]] = call spir_func target("spirv.Sampler") @__translate_sampler_initializer(i32 35) |
| // CHECK-SPIR: call spir_func void [[FUNCNAME]](target("spirv.Sampler") [[SAMP]]) |
| // CHECK-X86: [[SAMP:%[0-9]+]] = call ptr @__translate_sampler_initializer(i32 35) |
| // CHECK-X86: call void [[FUNCNAME]](ptr [[SAMP]]) |
| |
| // Case 1c |
| fnc4smp(smp_par); |
| // CHECK-SPIR: [[SAMP:%[0-9]+]] = load target("spirv.Sampler"), ptr [[smp_par_ptr]] |
| // CHECK-SPIR: call spir_func void [[FUNCNAME]](target("spirv.Sampler") [[SAMP]]) |
| // CHECK-X86: [[SAMP:%[0-9]+]] = load ptr, ptr [[smp_par_ptr]] |
| // CHECK-X86: call void [[FUNCNAME]](ptr [[SAMP]]) |
| |
| fnc4smp(5); |
| // CHECK-SPIR: [[SAMP:%[0-9]+]] = call spir_func target("spirv.Sampler") @__translate_sampler_initializer(i32 5) |
| // CHECK-SPIR: call spir_func void [[FUNCNAME]](target("spirv.Sampler") [[SAMP]]) |
| // CHECK-X86: [[SAMP:%[0-9]+]] = call ptr @__translate_sampler_initializer(i32 5) |
| // CHECK-X86: call void [[FUNCNAME]](ptr [[SAMP]]) |
| |
| const sampler_t const_smp = CLK_ADDRESS_CLAMP_TO_EDGE | CLK_NORMALIZED_COORDS_TRUE | CLK_FILTER_LINEAR; |
| fnc4smp(const_smp); |
| // CHECK-SPIR: [[CONST_SAMP:%[0-9]+]] = call spir_func target("spirv.Sampler") @__translate_sampler_initializer(i32 35) |
| // CHECK-SPIR: store target("spirv.Sampler") [[CONST_SAMP]], ptr [[CONST_SMP_PTR:%[a-zA-Z0-9]+]] |
| // CHECK-X86: [[CONST_SAMP:%[0-9]+]] = call ptr @__translate_sampler_initializer(i32 35) |
| // CHECK-X86: store ptr [[CONST_SAMP]], ptr [[CONST_SMP_PTR:%[a-zA-Z0-9]+]] |
| fnc4smp(const_smp); |
| // CHECK-SPIR: [[SAMP:%[0-9]+]] = load target("spirv.Sampler"), ptr [[CONST_SMP_PTR]] |
| // CHECK-SPIR: call spir_func void [[FUNCNAME]](target("spirv.Sampler") [[SAMP]]) |
| // CHECK-X86: [[SAMP:%[0-9]+]] = load ptr, ptr [[CONST_SMP_PTR]] |
| // CHECK-X86: call void [[FUNCNAME]](ptr [[SAMP]]) |
| |
| constant sampler_t constant_smp = CLK_ADDRESS_CLAMP_TO_EDGE | CLK_NORMALIZED_COORDS_TRUE | CLK_FILTER_LINEAR; |
| fnc4smp(constant_smp); |
| // CHECK-SPIR: [[SAMP:%[0-9]+]] = call spir_func target("spirv.Sampler") @__translate_sampler_initializer(i32 35) |
| // CHECK-SPIR: call spir_func void [[FUNCNAME]](target("spirv.Sampler") [[SAMP]]) |
| // CHECK-X86: [[SAMP:%[0-9]+]] = call ptr @__translate_sampler_initializer(i32 35) |
| // CHECK-X86: call void [[FUNCNAME]](ptr [[SAMP]]) |
| |
| // TODO: enable sampler initialization with non-constant integer. |
| //const sampler_t const_smp_func_init = get_sampler_initializer(); |
| } |
