[Piglit] [PATCH] cl: Add use-sub-buffer-in-kernel

[Tom Stellard]

From: Tom Stellard <thomas.stellard at amd.com>

---
 tests/cl/custom/CMakeLists.cl.txt          |   1 +
 tests/cl/custom/use-sub-buffer-in-kernel.c | 130 +++++++++++++++++++++++++++++
 2 files changed, 131 insertions(+)
 create mode 100644 tests/cl/custom/use-sub-buffer-in-kernel.c

diff --git a/tests/cl/custom/CMakeLists.cl.txt b/tests/cl/custom/CMakeLists.cl.txt
index 778b845..1843e19 100644
--- a/tests/cl/custom/CMakeLists.cl.txt
+++ b/tests/cl/custom/CMakeLists.cl.txt
@@ -2,3 +2,4 @@ piglit_cl_add_custom_test (run-simple-kernel run-simple-kernel.c)
 piglit_cl_add_custom_test (flush-after-enqueue-kernel flush-after-enqueue-kernel.c)
 piglit_cl_add_custom_test (r600-create-release-buffer-bug r600-create-release-buffer-bug.c)
 piglit_cl_add_custom_test (buffer-flags buffer-flags.c)
+piglit_cl_add_custom_test (use-sub-buffer-in-kernel use-sub-buffer-in-kernel.c)
diff --git a/tests/cl/custom/use-sub-buffer-in-kernel.c b/tests/cl/custom/use-sub-buffer-in-kernel.c
new file mode 100644
index 0000000..10cfe01
--- /dev/null
+++ b/tests/cl/custom/use-sub-buffer-in-kernel.c
@@ -0,0 +1,130 @@
+/*
+ * Copyright 2014 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Tom Stellard <thomas.stellard at amd.com>
+ *
+ */
+
+#include "piglit-framework-cl-custom.h"
+
+PIGLIT_CL_CUSTOM_TEST_CONFIG_BEGIN
+
+	config.name = "clCreateSubBuffer()";
+	config.run_per_device = true;
+
+PIGLIT_CL_CUSTOM_TEST_CONFIG_END
+
+#define DATA_BYTE 0xabababab
+#define BUFFER_SIZE 1000
+#define PAD_SIZE 100
+#define SUB_BUFFER_SIZE (BUFFER_SIZE - 2 * PAD_SIZE)
+#define SUB_BUFFER_ITEMS (SUB_BUFFER_SIZE / 4)
+
+#define STR(x) #x
+#define STRINGIFY(x) STR(x)
+
+char *source =
+"kernel void test(global int *out) { int i; for (i = 0; i < " STRINGIFY(SUB_BUFFER_ITEMS) "; i++) { out[i] = " STRINGIFY(DATA_BYTE) ";  } }\n";
+
+
+enum piglit_result
+piglit_cl_test(const int argc,
+	       const char **argv,
+	       const struct piglit_cl_custom_test_config *config,
+	       const struct piglit_cl_custom_test_env *env)
+{
+	piglit_cl_context piglit_cl_context = NULL;
+	cl_command_queue queue = NULL;
+	cl_mem buffer = NULL, sub_buffer = NULL;
+	cl_program program = NULL;
+	cl_kernel kernel = NULL;
+	unsigned i;
+	size_t global_size = 1, local_size = 1;
+	cl_buffer_region region = {PAD_SIZE, SUB_BUFFER_SIZE };
+	cl_int err;
+	char *sub_data = malloc(BUFFER_SIZE);
+	char *padding = malloc(PAD_SIZE);
+	char data_byte = (char)DATA_BYTE;
+	char pad_byte = 0xcd;
+	char *out_data = malloc(BUFFER_SIZE);
+
+	assert(SUB_BUFFER_SIZE % 4 == 0);
+	memset(sub_data, data_byte, SUB_BUFFER_SIZE);
+	memset(padding, pad_byte, PAD_SIZE);
+
+	piglit_cl_context = piglit_cl_create_context(env->platform_id,
+							&env->device_id, 1);
+	queue = piglit_cl_context->command_queues[0];
+	buffer = piglit_cl_create_buffer(piglit_cl_context, CL_MEM_READ_WRITE,
+                                         BUFFER_SIZE);
+	sub_buffer = clCreateSubBuffer(buffer, CL_MEM_READ_WRITE,
+                                       CL_BUFFER_CREATE_TYPE_REGION,
+                                       &region, &err);
+	if (err != CL_SUCCESS) {
+		fprintf(stderr, "clCreateSubBuffer() failed.");
+		return PIGLIT_FAIL;
+	}
+
+	clEnqueueWriteBuffer(queue, buffer, CL_FALSE, 0, PAD_SIZE, padding,
+                             0, NULL, NULL);
+	clEnqueueWriteBuffer(queue, buffer, CL_FALSE, BUFFER_SIZE - PAD_SIZE,
+                             PAD_SIZE, padding, 0, NULL, NULL);
+	clFinish(queue);
+
+	program = piglit_cl_build_program_with_source(piglit_cl_context, 1,
+                                                      &source, "");
+	kernel = piglit_cl_create_kernel(program, "test");
+
+	if (!piglit_cl_set_kernel_arg(kernel, 0, sizeof(cl_mem), &sub_buffer)) {
+		return PIGLIT_FAIL;
+	}
+
+	if (!piglit_cl_enqueue_ND_range_kernel(queue, kernel, 1, &global_size,
+						&local_size)) {
+		return PIGLIT_FAIL;
+	}
+	clFinish(queue);
+
+	clEnqueueReadBuffer(queue, buffer, CL_TRUE, 0, BUFFER_SIZE, out_data,
+                            0, NULL, NULL);
+	for (i = 0; i < PAD_SIZE; i++) {
+		if (!piglit_cl_probe_integer(out_data[i], pad_byte, 0)) {
+			fprintf(stderr, "Failed at offset %u\n", i);
+			return PIGLIT_FAIL;
+		}
+	}
+
+	for (i = BUFFER_SIZE - PAD_SIZE; i < BUFFER_SIZE; i++) {
+		if (!piglit_cl_probe_integer(out_data[i], pad_byte, 0)) {
+			fprintf(stderr, "Failed at offset %u\n", i);
+			return PIGLIT_FAIL;
+		}
+	}
+
+	for (i = PAD_SIZE; i < BUFFER_SIZE - PAD_SIZE; i++) {
+		if (!piglit_cl_probe_integer(out_data[i], data_byte, 0)) {
+			fprintf(stderr, "Failed at offset %u\n", i);
+			return PIGLIT_FAIL;
+		}
+	}
+	return PIGLIT_PASS;
+}
-- 
1.8.1.4