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fix the null required work group size test (#2576)

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A 3D required work-group size is always valid, but a 1D or 2D required
work-group size is only valid when the work-group size in those
dimensions is equal to one.

fixes #2575
This commit is contained in:
Ben Ashbaugh
2025-11-26 16:10:47 -08:00
committed by GitHub
parent 02e99f4554
commit afc7e64c57
1 changed files with 29 additions and 26 deletions
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55
test_conformance/api/test_kernel_attributes.cpp
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@@ -385,14 +385,14 @@ REGISTER_TEST(null_required_work_group_size)
struct KernelAttribInfo
{
std::string str;
cl_uint max_dim;
cl_int wgs[3];
cl_uint min_dim;
};
std::vector<KernelAttribInfo> attribs;
attribs.push_back({ "__attribute__((reqd_work_group_size(2,1,1)))", 1 });
attribs.push_back({ "__attribute__((reqd_work_group_size(2,3,1)))", 2 });
attribs.push_back({ "__attribute__((reqd_work_group_size(2,3,4)))", 3 });
attribs.push_back({ { 2, 1, 1 }, 1 });
attribs.push_back({ { 2, 3, 1 }, 2 });
attribs.push_back({ { 2, 3, 4 }, 3 });
const std::string body_str = R"(
__kernel void wg_size(__global int* dst)
@@ -409,7 +409,11 @@ REGISTER_TEST(null_required_work_group_size)
for (auto& attrib : attribs)
{
const std::string source_str = attrib.str + body_str;
const std::string attrib_str = "__attribute__((reqd_work_group_size("
+ std::to_string(attrib.wgs[0]) + ","
+ std::to_string(attrib.wgs[1]) + ","
+ std::to_string(attrib.wgs[2]) + ")))";
const std::string source_str = attrib_str + body_str;
const char* source = source_str.c_str();
clProgramWrapper program;
@@ -421,21 +425,19 @@ REGISTER_TEST(null_required_work_group_size)
error = clSetKernelArg(kernel, 0, sizeof(cl_mem), &dst);
test_error(error, "clSetKernelArg failed");
for (cl_uint work_dim = 1; work_dim <= attrib.max_dim; work_dim++)
for (cl_uint work_dim = attrib.min_dim; work_dim <= 3; work_dim++)
{
const cl_int expected[3] = { 2, work_dim >= 2 ? 3 : 1,
work_dim >= 3 ? 4 : 1 };
const size_t test_work_group_size =
expected[0] * expected[1] * expected[2];
if ((size_t)expected[0] > device_max_work_item_sizes[0]
|| (size_t)expected[1] > device_max_work_item_sizes[1]
|| (size_t)expected[2] > device_max_work_item_sizes[2]
attrib.wgs[0] * attrib.wgs[1] * attrib.wgs[2];
if ((size_t)attrib.wgs[0] > device_max_work_item_sizes[0]
|| (size_t)attrib.wgs[1] > device_max_work_item_sizes[1]
|| (size_t)attrib.wgs[2] > device_max_work_item_sizes[2]
|| test_work_group_size > device_max_work_group_size)
{
log_info("Skipping test for work_dim = %u: required work group "
"size (%i, %i, %i) (total %zu) exceeds device max "
"work group size (%zu, %zu, %zu) (total %zu)\n",
work_dim, expected[0], expected[1], expected[2],
work_dim, attrib.wgs[0], attrib.wgs[1], attrib.wgs[2],
test_work_group_size, device_max_work_item_sizes[0],
device_max_work_item_sizes[1],
device_max_work_item_sizes[2],
@@ -444,8 +446,9 @@ REGISTER_TEST(null_required_work_group_size)
}
const cl_int zero = 0;
error = clEnqueueFillBuffer(queue, dst, &zero, sizeof(zero), 0,
sizeof(expected), 0, nullptr, nullptr);
error =
clEnqueueFillBuffer(queue, dst, &zero, sizeof(zero), 0,
sizeof(attrib.wgs), 0, nullptr, nullptr);
const size_t global_work_size[3] = { 2 * 32, 3 * 32, 4 * 32 };
error = clEnqueueNDRangeKernel(queue, kernel, work_dim, nullptr,
@@ -458,12 +461,12 @@ REGISTER_TEST(null_required_work_group_size)
results, 0, nullptr, nullptr);
test_error(error, "clEnqueueReadBuffer failed");
if (results[0] != expected[0] || results[1] != expected[1]
|| results[2] != expected[2])
if (results[0] != attrib.wgs[0] || results[1] != attrib.wgs[1]
|| results[2] != attrib.wgs[2])
{
log_error("Executed local size mismatch with work_dim = %u: "
"Expected (%d,%d,%d) got (%d,%d,%d)\n",
work_dim, expected[0], expected[1], expected[2],
work_dim, attrib.wgs[0], attrib.wgs[1], attrib.wgs[2],
results[0], results[1], results[2]);
return TEST_FAIL;
}
@@ -477,15 +480,15 @@ REGISTER_TEST(null_required_work_group_size)
test_error(error,
"clGetKernelSuggestedLocalWorkSizeKHR failed");
if ((cl_int)suggested[0] != expected[0]
|| (cl_int)suggested[1] != expected[1]
|| (cl_int)suggested[2] != expected[2])
if (suggested[0] != (size_t)attrib.wgs[0]
|| suggested[1] != (size_t)attrib.wgs[1]
|| suggested[2] != (size_t)attrib.wgs[2])
{
log_error("Suggested local size mismatch with work_dim = "
"%u: Expected (%d,%d,%d) got (%d,%d,%d)\n",
work_dim, expected[0], expected[1], expected[2],
(cl_int)suggested[0], (cl_int)suggested[1],
(cl_int)suggested[2]);
"%u: Expected (%d,%d,%d) got (%zu,%zu,%zu)\n",
work_dim, attrib.wgs[0], attrib.wgs[1],
attrib.wgs[2], suggested[0], suggested[1],
suggested[2]);
return TEST_FAIL;
}
}