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[libclc] Add initial LIT tests
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13 files changed

+163
-12
lines changed

13 files changed

+163
-12
lines changed

‎libclc/CMakeLists.txt‎

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@@ -411,3 +411,7 @@ foreach( t ${LIBCLC_TARGETS_TO_BUILD} )
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endif()
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endforeach( d )
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endforeach( t )
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if( NOT LIBCLC_STANDALONE_BUILD )
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add_subdirectory( test )
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endif()

‎libclc/test/CMakeLists.txt‎

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set(LIBCLC_TEST_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
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configure_lit_site_cfg(
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${CMAKE_CURRENT_SOURCE_DIR}/lit.site.cfg.py.in
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${CMAKE_CURRENT_BINARY_DIR}/lit.site.cfg.py
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MAIN_CONFIG
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${CMAKE_CURRENT_SOURCE_DIR}/lit.cfg.py
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)
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list(APPEND LIBCLC_TEST_DEPS
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libclc::clang
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FileCheck count not
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)
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add_custom_target(check-libclc)
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foreach( t ${LIBCLC_TARGETS_TO_BUILD} )
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foreach( d ${${t}_devices} )
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get_libclc_device_info(
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TRIPLE ${t}
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DEVICE ${d}
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CPU cpu
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ARCH_SUFFIX arch_suffix
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CLANG_TRIPLE clang_triple
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)
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add_lit_testsuite(check-libclc-${arch_suffix}
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"Running libclc ${arch_suffix} regression tests"
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${CMAKE_CURRENT_BINARY_DIR}
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PARAMS "target=${clang_triple}" cpu=${cpu} "builtins=${arch_suffix}.bc"
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DEPENDS prepare-${arch_suffix}.bc ${LIBCLC_TEST_DEPS}
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)
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add_dependencies( check-libclc check-libclc-${arch_suffix} )
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endforeach()
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endforeach()

‎libclc/test/add_sat.cl‎

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// RUN: %clang -emit-llvm -S -o - %s | FileCheck %s
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// CHECK: foo
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__kernel void foo(__global char *a, __global char *b, __global char *c) {
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*a = add_sat(*b, *c);
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}

‎libclc/test/as_type.cl‎

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__kernel void foo(int4 *x, float4 *y) {
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// RUN: %clang -emit-llvm -S -o - %s | FileCheck %s
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// CHECK: foo
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__kernel void foo(__global int4 *x, __global float4 *y) {
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*x = as_int4(*y);
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}

‎libclc/test/convert.cl‎

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__kernel void foo(int4 *x, float4 *y) {
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// RUN: %clang -emit-llvm -S -o - %s | FileCheck %s
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// CHECK: foo
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__kernel void foo(__global int4 *x, __global float4 *y) {
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*x = convert_int4(*y);
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}

‎libclc/test/cos.cl‎

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__kernel void foo(float4 *f) {
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// RUN: %clang -emit-llvm -S -o - %s | FileCheck %s
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// CHECK: foo
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__kernel void foo(__global float4 *f) {
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*f = cos(*f);
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}

‎libclc/test/cross.cl‎

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__kernel void foo(float4 *f) {
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// RUN: %clang -emit-llvm -S -o - %s | FileCheck %s
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// CHECK: foo
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__kernel void foo(__global float4 *f) {
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*f = cross(f[0], f[1]);
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}

‎libclc/test/fabs.cl‎

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__kernel void foo(float *f) {
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// RUN: %clang -emit-llvm -S -o - %s | FileCheck %s
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// CHECK: foo
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__kernel void foo(__global float *f) {
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*f = fabs(*f);
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}

‎libclc/test/get_group_id.cl‎

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__kernel void foo(int *i) {
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// RUN: %clang -emit-llvm -S -o - %s | FileCheck %s
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// CHECK: foo
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__kernel void foo(__global int *i) {
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i[get_group_id(0)] = 1;
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}

‎libclc/test/lit.cfg.py‎

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import os
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import lit.formats
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import lit.util
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from lit.llvm import llvm_config
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from lit.llvm.subst import ToolSubst
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from lit.llvm.subst import FindTool
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# Configuration file for the 'lit' test runner.
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# name: The name of this test suite.
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config.name = "libclc"
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# testFormat: The test format to use to interpret tests.
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config.test_format = lit.formats.ShTest(not llvm_config.use_lit_shell)
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# suffixes: A list of file extensions to treat as test files.
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config.suffixes = [
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".cl",
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]
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# test_source_root: The root path where tests are located.
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config.test_source_root = os.path.join(os.path.dirname(__file__))
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# test_exec_root: The root path where tests should be run.
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config.test_exec_root = os.path.join(config.test_run_dir, "test")
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llvm_config.use_default_substitutions()
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target = lit_config.params.get("target", "")
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builtins = lit_config.params.get("builtins", "")
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clang_flags = [
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"-fno-builtin",
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"-target",
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target,
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"-Xclang",
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"-mlink-builtin-bitcode",
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"-Xclang",
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os.path.join(config.libclc_lib_dir, builtins),
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"-nogpulib",
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]
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cpu = lit_config.params.get("cpu", "")
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if cpu:
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clang_flags.append(f"-mcpu={cpu}")
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llvm_config.use_clang(additional_flags=clang_flags)
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tools = [
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"llvm-dis",
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"not",
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]
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tool_dirs = [config.llvm_tools_dir]
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llvm_config.add_tool_substitutions(tools, tool_dirs)

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