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Move blob from compiler/ to util/

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There's nothing whatsoever compiler-specific about it other than that's
currently where it's used.

Reviewed-by: Kristian H. Kristensen <hoegsberg@google.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
This commit is contained in:
Jason Ekstrand
2019-09-18 14:32:00 -05:00
parent fc5a87715a
commit 0c4e89ad5b
15 changed files with 24 additions and 23 deletions
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328
src/compiler/glsl/tests/blob_test.c
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@@ -1,328 +0,0 @@
/*
* Copyright © 2014 Intel Corporation
*
* 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.
*/
/* A collection of unit tests for blob.c */
#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#ifdef _MSC_VER
#include <BaseTsd.h>
typedef SSIZE_T ssize_t;
#endif
#include "util/ralloc.h"
#include "blob.h"
#define bytes_test_str "bytes_test"
#define reserve_test_str "reserve_test"
/* This placeholder must be the same length as the next overwrite_test_str */
#define placeholder_str "XXXXXXXXXXXXXX"
#define overwrite_test_str "overwrite_test"
#define uint32_test 0x12345678
#define uint32_placeholder 0xDEADBEEF
#define uint32_overwrite 0xA1B2C3D4
#define uint64_test 0x1234567890ABCDEF
#define string_test_str "string_test"
bool error = false;
static void
expect_equal(uint64_t expected, uint64_t actual, const char *test)
{
if (actual != expected) {
fprintf(stderr,
"Error: Test '%s' failed: "
"Expected=%" PRIu64 ", "
"Actual=%" PRIu64 "\n",
test, expected, actual);
error = true;
}
}
static void
expect_unequal(uint64_t expected, uint64_t actual, const char *test)
{
if (actual == expected) {
fprintf(stderr,
"Error: Test '%s' failed: Result=%" PRIu64 ", "
"but expected something different.\n",
test, actual);
error = true;
}
}
static void
expect_equal_str(const char *expected, const char *actual, const char *test)
{
if (strcmp(expected, actual)) {
fprintf (stderr, "Error: Test '%s' failed:\n\t"
"Expected=\"%s\", Actual=\"%s\"\n",
test, expected, actual);
error = true;
}
}
static void
expect_equal_bytes(uint8_t *expected, const uint8_t *actual,
size_t num_bytes, const char *test)
{
size_t i;
if (memcmp(expected, actual, num_bytes)) {
fprintf (stderr, "Error: Test '%s' failed:\n\t", test);
fprintf (stderr, "Expected=[");
for (i = 0; i < num_bytes; i++) {
if (i != 0)
fprintf(stderr, ", ");
fprintf(stderr, "0x%02x", expected[i]);
}
fprintf (stderr, "]");
fprintf (stderr, "Actual=[");
for (i = 0; i < num_bytes; i++) {
if (i != 0)
fprintf(stderr, ", ");
fprintf(stderr, "0x%02x", actual[i]);
}
fprintf (stderr, "]\n");
error = true;
}
}
/* Test at least one call of each blob_write_foo and blob_read_foo function,
* verifying that we read out everything we wrote, that every bytes is
* consumed, and that the overrun bit is not set.
*/
static void
test_write_and_read_functions (void)
{
struct blob blob;
struct blob_reader reader;
ssize_t reserved;
size_t str_offset, uint_offset;
uint8_t reserve_buf[sizeof(reserve_test_str)];
blob_init(&blob);
/*** Test blob by writing one of every possible kind of value. */
blob_write_bytes(&blob, bytes_test_str, sizeof(bytes_test_str));
reserved = blob_reserve_bytes(&blob, sizeof(reserve_test_str));
blob_overwrite_bytes(&blob, reserved, reserve_test_str, sizeof(reserve_test_str));
/* Write a placeholder, (to be replaced later via overwrite_bytes) */
str_offset = blob.size;
blob_write_bytes(&blob, placeholder_str, sizeof(placeholder_str));
blob_write_uint32(&blob, uint32_test);
/* Write a placeholder, (to be replaced later via overwrite_uint32) */
uint_offset = blob.size;
blob_write_uint32(&blob, uint32_placeholder);
blob_write_uint64(&blob, uint64_test);
blob_write_intptr(&blob, (intptr_t) &blob);
blob_write_string(&blob, string_test_str);
/* Finally, overwrite our placeholders. */
blob_overwrite_bytes(&blob, str_offset, overwrite_test_str,
sizeof(overwrite_test_str));
blob_overwrite_uint32(&blob, uint_offset, uint32_overwrite);
/*** Now read each value and verify. */
blob_reader_init(&reader, blob.data, blob.size);
expect_equal_str(bytes_test_str,
blob_read_bytes(&reader, sizeof(bytes_test_str)),
"blob_write/read_bytes");
blob_copy_bytes(&reader, reserve_buf, sizeof(reserve_buf));
expect_equal_str(reserve_test_str, (char *) reserve_buf,
"blob_reserve_bytes/blob_copy_bytes");
expect_equal_str(overwrite_test_str,
blob_read_bytes(&reader, sizeof(overwrite_test_str)),
"blob_overwrite_bytes");
expect_equal(uint32_test, blob_read_uint32(&reader),
"blob_write/read_uint32");
expect_equal(uint32_overwrite, blob_read_uint32(&reader),
"blob_overwrite_uint32");
expect_equal(uint64_test, blob_read_uint64(&reader),
"blob_write/read_uint64");
expect_equal((intptr_t) &blob, blob_read_intptr(&reader),
"blob_write/read_intptr");
expect_equal_str(string_test_str, blob_read_string(&reader),
"blob_write/read_string");
expect_equal(reader.end - reader.data, reader.current - reader.data,
"read_consumes_all_bytes");
expect_equal(false, reader.overrun, "read_does_not_overrun");
blob_finish(&blob);
}
/* Test that data values are written and read with proper alignment. */
static void
test_alignment(void)
{
struct blob blob;
struct blob_reader reader;
uint8_t bytes[] = "ABCDEFGHIJKLMNOP";
size_t delta, last, num_bytes;
blob_init(&blob);
/* First, write an intptr value to the blob and capture that size. This is
* the expected offset between any pair of intptr values (if written with
* alignment).
*/
blob_write_intptr(&blob, (intptr_t) &blob);
delta = blob.size;
last = blob.size;
/* Then loop doing the following:
*
* 1. Write an unaligned number of bytes
* 2. Verify that write results in an unaligned size
* 3. Write an intptr_t value
* 2. Verify that that write results in an aligned size
*/
for (num_bytes = 1; num_bytes < sizeof(intptr_t); num_bytes++) {
blob_write_bytes(&blob, bytes, num_bytes);
expect_unequal(delta, blob.size - last, "unaligned write of bytes");
blob_write_intptr(&blob, (intptr_t) &blob);
expect_equal(2 * delta, blob.size - last, "aligned write of intptr");
last = blob.size;
}
/* Finally, test that reading also does proper alignment. Since we know
* that values were written with all the right alignment, all we have to do
* here is verify that correct values are read.
*/
blob_reader_init(&reader, blob.data, blob.size);
expect_equal((intptr_t) &blob, blob_read_intptr(&reader),
"read of initial, aligned intptr_t");
for (num_bytes = 1; num_bytes < sizeof(intptr_t); num_bytes++) {
expect_equal_bytes(bytes, blob_read_bytes(&reader, num_bytes),
num_bytes, "unaligned read of bytes");
expect_equal((intptr_t) &blob, blob_read_intptr(&reader),
"aligned read of intptr_t");
}
blob_finish(&blob);
}
/* Test that we detect overrun. */
static void
test_overrun(void)
{
struct blob blob;
struct blob_reader reader;
uint32_t value = 0xdeadbeef;
blob_init(&blob);
blob_write_uint32(&blob, value);
blob_reader_init(&reader, blob.data, blob.size);
expect_equal(value, blob_read_uint32(&reader), "read before overrun");
expect_equal(false, reader.overrun, "overrun flag not set");
expect_equal(0, blob_read_uint32(&reader), "read at overrun");
expect_equal(true, reader.overrun, "overrun flag set");
blob_finish(&blob);
}
/* Test that we can read and write some large objects, (exercising the code in
* the blob_write functions to realloc blob->data.
*/
static void
test_big_objects(void)
{
void *ctx = ralloc_context(NULL);
struct blob blob;
struct blob_reader reader;
int size = 1000;
int count = 1000;
size_t i;
char *buf;
blob_init(&blob);
/* Initialize our buffer. */
buf = ralloc_size(ctx, size);
for (i = 0; i < size; i++) {
buf[i] = i % 256;
}
/* Write it many times. */
for (i = 0; i < count; i++) {
blob_write_bytes(&blob, buf, size);
}
blob_reader_init(&reader, blob.data, blob.size);
/* Read and verify it many times. */
for (i = 0; i < count; i++) {
expect_equal_bytes((uint8_t *) buf, blob_read_bytes(&reader, size), size,
"read of large objects");
}
expect_equal(reader.end - reader.data, reader.current - reader.data,
"number of bytes read reading large objects");
expect_equal(false, reader.overrun,
"overrun flag not set reading large objects");
blob_finish(&blob);
ralloc_free(ctx);
}
int
main (void)
{
test_write_and_read_functions ();
test_alignment ();
test_overrun ();
test_big_objects ();
return error ? 1 : 0;
}

12
src/compiler/glsl/tests/meson.build
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@@ -18,18 +18,6 @@
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
test(
'blob_test',
executable(
'blob_test',
'blob_test.c',
c_args : [c_vis_args, c_msvc_compat_args, no_override_init_args],
include_directories : [inc_common, inc_compiler],
link_with : [libglsl],
),
suite : ['compiler', 'glsl'],
)
if with_shader_cache
test(
'cache_test',