https://github.com/frasercrmck updated
https://github.com/llvm/llvm-project/pull/87989
>From c53dc3564822f305d09d19dc3b7327b33028fe11 Mon Sep 17 00:00:00 2001
From: Fraser Cormack <fra...@codeplay.com>
Date: Thu, 4 Apr 2024 17:49:13 +0100
Subject: [PATCH] [libclc] Add initial LIT tests
---
libclc/CMakeLists.txt | 4 +++
libclc/test/CMakeLists.txt | 38 +++++++++++++++++++++++
libclc/test/add_sat.cl | 3 ++
libclc/test/as_type.cl | 5 ++-
libclc/test/convert.cl | 5 ++-
libclc/test/cos.cl | 5 ++-
libclc/test/cross.cl | 5 ++-
libclc/test/fabs.cl | 5 ++-
libclc/test/get_group_id.cl | 5 ++-
libclc/test/lit.cfg.py | 57 ++++++++++++++++++++++++++++++++++
libclc/test/lit.site.cfg.py.in | 24 ++++++++++++++
libclc/test/rsqrt.cl | 8 +++--
libclc/test/subsat.cl | 11 ++++---
13 files changed, 163 insertions(+), 12 deletions(-)
create mode 100644 libclc/test/CMakeLists.txt
create mode 100644 libclc/test/lit.cfg.py
create mode 100644 libclc/test/lit.site.cfg.py.in
diff --git a/libclc/CMakeLists.txt b/libclc/CMakeLists.txt
index 7528228b3b7f9b..ca5e5d1d1755d2 100644
--- a/libclc/CMakeLists.txt
+++ b/libclc/CMakeLists.txt
@@ -411,3 +411,7 @@ foreach( t ${LIBCLC_TARGETS_TO_BUILD} )
endif()
endforeach( d )
endforeach( t )
+
+if( NOT LIBCLC_STANDALONE_BUILD )
+ add_subdirectory( test )
+endif()
diff --git a/libclc/test/CMakeLists.txt b/libclc/test/CMakeLists.txt
new file mode 100644
index 00000000000000..796b6a0e1e8544
--- /dev/null
+++ b/libclc/test/CMakeLists.txt
@@ -0,0 +1,38 @@
+set(LIBCLC_TEST_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
+
+configure_lit_site_cfg(
+ ${CMAKE_CURRENT_SOURCE_DIR}/lit.site.cfg.py.in
+ ${CMAKE_CURRENT_BINARY_DIR}/lit.site.cfg.py
+ MAIN_CONFIG
+ ${CMAKE_CURRENT_SOURCE_DIR}/lit.cfg.py
+)
+
+list(APPEND LIBCLC_TEST_DEPS
+ libclc::clang
+ FileCheck count not
+)
+
+add_custom_target(check-libclc)
+
+foreach( t ${LIBCLC_TARGETS_TO_BUILD} )
+ foreach( d ${${t}_devices} )
+
+ get_libclc_device_info(
+ TRIPLE ${t}
+ DEVICE ${d}
+ CPU cpu
+ ARCH_SUFFIX arch_suffix
+ CLANG_TRIPLE clang_triple
+ )
+
+ add_lit_testsuite(check-libclc-${arch_suffix}
+ "Running libclc ${arch_suffix} regression tests"
+ ${CMAKE_CURRENT_BINARY_DIR}
+ PARAMS "target=${clang_triple}" cpu=${cpu} "builtins=${arch_suffix}.bc"
+ DEPENDS prepare-${arch_suffix}.bc ${LIBCLC_TEST_DEPS}
+ )
+
+ add_dependencies( check-libclc check-libclc-${arch_suffix} )
+
+ endforeach()
+endforeach()
diff --git a/libclc/test/add_sat.cl b/libclc/test/add_sat.cl
index 45c8567b440397..f23a105ac83386 100644
--- a/libclc/test/add_sat.cl
+++ b/libclc/test/add_sat.cl
@@ -1,3 +1,6 @@
+// RUN: %clang -emit-llvm -S -o - %s | FileCheck %s
+
+// CHECK: foo
__kernel void foo(__global char *a, __global char *b, __global char *c) {
*a = add_sat(*b, *c);
}
diff --git a/libclc/test/as_type.cl b/libclc/test/as_type.cl
index e8fb1228d28d11..729303a53da051 100644
--- a/libclc/test/as_type.cl
+++ b/libclc/test/as_type.cl
@@ -1,3 +1,6 @@
-__kernel void foo(int4 *x, float4 *y) {
+// RUN: %clang -emit-llvm -S -o - %s | FileCheck %s
+
+// CHECK: foo
+__kernel void foo(__global int4 *x, __global float4 *y) {
*x = as_int4(*y);
}
diff --git a/libclc/test/convert.cl b/libclc/test/convert.cl
index 928fc326b6a18f..9ea5b192769a26 100644
--- a/libclc/test/convert.cl
+++ b/libclc/test/convert.cl
@@ -1,3 +1,6 @@
-__kernel void foo(int4 *x, float4 *y) {
+// RUN: %clang -emit-llvm -S -o - %s | FileCheck %s
+
+// CHECK: foo
+__kernel void foo(__global int4 *x, __global float4 *y) {
*x = convert_int4(*y);
}
diff --git a/libclc/test/cos.cl b/libclc/test/cos.cl
index 4230eb2a0e93c6..21384ba1d73dfd 100644
--- a/libclc/test/cos.cl
+++ b/libclc/test/cos.cl
@@ -1,3 +1,6 @@
-__kernel void foo(float4 *f) {
+// RUN: %clang -emit-llvm -S -o - %s | FileCheck %s
+
+// CHECK: foo
+__kernel void foo(__global float4 *f) {
*f = cos(*f);
}
diff --git a/libclc/test/cross.cl b/libclc/test/cross.cl
index 08955cbd9af568..c628a6656c5739 100644
--- a/libclc/test/cross.cl
+++ b/libclc/test/cross.cl
@@ -1,3 +1,6 @@
-__kernel void foo(float4 *f) {
+// RUN: %clang -emit-llvm -S -o - %s | FileCheck %s
+
+// CHECK: foo
+__kernel void foo(__global float4 *f) {
*f = cross(f[0], f[1]);
}
diff --git a/libclc/test/fabs.cl b/libclc/test/fabs.cl
index 91d42c466676fd..27881304224567 100644
--- a/libclc/test/fabs.cl
+++ b/libclc/test/fabs.cl
@@ -1,3 +1,6 @@
-__kernel void foo(float *f) {
+// RUN: %clang -emit-llvm -S -o - %s | FileCheck %s
+
+// CHECK: foo
+__kernel void foo(__global float *f) {
*f = fabs(*f);
}
diff --git a/libclc/test/get_group_id.cl b/libclc/test/get_group_id.cl
index 43725cda802710..cd4d114b59ed16 100644
--- a/libclc/test/get_group_id.cl
+++ b/libclc/test/get_group_id.cl
@@ -1,3 +1,6 @@
-__kernel void foo(int *i) {
+// RUN: %clang -emit-llvm -S -o - %s | FileCheck %s
+
+// CHECK: foo
+__kernel void foo(__global int *i) {
i[get_group_id(0)] = 1;
}
diff --git a/libclc/test/lit.cfg.py b/libclc/test/lit.cfg.py
new file mode 100644
index 00000000000000..059a49bed2fbd2
--- /dev/null
+++ b/libclc/test/lit.cfg.py
@@ -0,0 +1,57 @@
+import os
+
+import lit.formats
+import lit.util
+
+from lit.llvm import llvm_config
+from lit.llvm.subst import ToolSubst
+from lit.llvm.subst import FindTool
+
+# Configuration file for the 'lit' test runner.
+
+# name: The name of this test suite.
+config.name = "libclc"
+
+# testFormat: The test format to use to interpret tests.
+config.test_format = lit.formats.ShTest(not llvm_config.use_lit_shell)
+
+# suffixes: A list of file extensions to treat as test files.
+config.suffixes = [
+ ".cl",
+]
+
+# test_source_root: The root path where tests are located.
+config.test_source_root = os.path.join(os.path.dirname(__file__))
+
+# test_exec_root: The root path where tests should be run.
+config.test_exec_root = os.path.join(config.test_run_dir, "test")
+
+llvm_config.use_default_substitutions()
+
+target = lit_config.params.get("target", "")
+builtins = lit_config.params.get("builtins", "")
+
+clang_flags = [
+ "-fno-builtin",
+ "-target",
+ target,
+ "-Xclang",
+ "-mlink-builtin-bitcode",
+ "-Xclang",
+ os.path.join(config.libclc_lib_dir, builtins),
+ "-nogpulib",
+]
+
+cpu = lit_config.params.get("cpu", "")
+if cpu:
+ clang_flags.append(f"-mcpu={cpu}")
+
+llvm_config.use_clang(additional_flags=clang_flags)
+
+tools = [
+ "llvm-dis",
+ "not",
+]
+tool_dirs = [config.llvm_tools_dir]
+
+llvm_config.add_tool_substitutions(tools, tool_dirs)
diff --git a/libclc/test/lit.site.cfg.py.in b/libclc/test/lit.site.cfg.py.in
new file mode 100644
index 00000000000000..b507ef5aaa240d
--- /dev/null
+++ b/libclc/test/lit.site.cfg.py.in
@@ -0,0 +1,24 @@
+@LIT_SITE_CFG_IN_HEADER@
+
+import sys
+
+config.llvm_src_root = path(r"@LLVM_SOURCE_DIR@")
+config.llvm_obj_root = path(r"@LLVM_BINARY_DIR@")
+config.llvm_tools_dir = lit_config.substitute(path(r"@LLVM_TOOLS_DIR@"))
+config.llvm_libs_dir = lit_config.substitute(path(r"@LLVM_LIBS_DIR@"))
+config.llvm_shlib_dir = lit_config.substitute(path(r"@SHLIBDIR@"))
+config.lit_tools_dir = path(r"@LLVM_LIT_TOOLS_DIR@")
+config.host_triple = "@LLVM_HOST_TRIPLE@"
+config.target_triple = "@LLVM_TARGET_TRIPLE@"
+config.host_arch = "@HOST_ARCH@"
+config.python_executable = "@Python3_EXECUTABLE@"
+config.libclc_src_dir = path(r"@LIBCLC_SOURCE_DIR@")
+config.libclc_lib_dir = path(r"@LIBCLC_BINARY_DIR@")
+config.test_run_dir = path(r"@LIBCLC_BINARY_DIR@")
+
+import lit.llvm
+lit.llvm.initialize(lit_config, config)
+
+# Let the main config do the real work.
+lit_config.load_config(
+ config, os.path.join(config.libclc_src_dir, "test/lit.cfg.py"))
diff --git a/libclc/test/rsqrt.cl b/libclc/test/rsqrt.cl
index 13ad216b79f4bf..89bd903feecc91 100644
--- a/libclc/test/rsqrt.cl
+++ b/libclc/test/rsqrt.cl
@@ -1,6 +1,10 @@
-#pragma OPENCL EXTENSION cl_khr_fp64 : enable
+// RUN: %clang -emit-llvm -S %s
-__kernel void foo(float4 *x, double4 *y) {
+#if defined(cl_khr_fp64)
+
+__kernel void foo(__global float4 *x, __global double4 *y) {
x[1] = rsqrt(x[0]);
y[1] = rsqrt(y[0]);
}
+
+#endif
diff --git a/libclc/test/subsat.cl b/libclc/test/subsat.cl
index a83414b4dc850c..ec808e7556d26e 100644
--- a/libclc/test/subsat.cl
+++ b/libclc/test/subsat.cl
@@ -1,19 +1,22 @@
-__kernel void test_subsat_char(char *a, char x, char y) {
+// RUN: %clang -emit-llvm -S -o - %s | FileCheck %s
+
+// CHECK: test_subsat_char
+__kernel void test_subsat_char(__global char *a, char x, char y) {
*a = sub_sat(x, y);
return;
}
-__kernel void test_subsat_uchar(uchar *a, uchar x, uchar y) {
+__kernel void test_subsat_uchar(__global uchar *a, uchar x, uchar y) {
*a = sub_sat(x, y);
return;
}
-__kernel void test_subsat_long(long *a, long x, long y) {
+__kernel void test_subsat_long(__global long *a, long x, long y) {
*a = sub_sat(x, y);
return;
}
-__kernel void test_subsat_ulong(ulong *a, ulong x, ulong y) {
+__kernel void test_subsat_ulong(__global ulong *a, ulong x, ulong y) {
*a = sub_sat(x, y);
return;
}
\ No newline at end of file
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