[v2] Update string/test-memmove.c to cover 16KB copy
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Commit Message
---
string/test-memmove.c | 48 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 48 insertions(+)
Comments
On Fri, Aug 20, 2021 at 10:07 AM H.J. Lu <hjl.tools@gmail.com> wrote:
> ---
> string/test-memmove.c | 48 +++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 48 insertions(+)
>
> diff --git a/string/test-memmove.c b/string/test-memmove.c
> index b271248b1d..670094c9dc 100644
> --- a/string/test-memmove.c
> +++ b/string/test-memmove.c
> @@ -312,6 +312,50 @@ do_test2 (size_t offset)
> munmap ((void *) large_buf, size);
> }
>
> +static void
> +do_test3 (size_t bytes_move, size_t offset)
> +{
> + size_t size = bytes_move * 3;
> + uint32_t *buf;
> +
> + buf = mmap (NULL, size, PROT_READ | PROT_WRITE,
> + MAP_PRIVATE | MAP_ANON, -1, 0);
> +
> + if (buf == MAP_FAILED)
> + error (EXIT_UNSUPPORTED, errno, "mmap failed");
> +
> + size_t arr_size = bytes_move / sizeof (uint32_t);
> + size_t i;
> +
> + FOR_EACH_IMPL (impl, 0)
> + {
> + for (i = 0; i < arr_size; i++)
> + buf[i] = (uint32_t) i;
> +
> + uint32_t *dst = &buf[arr_size + offset];
> +
> +#ifdef TEST_BCOPY
> + CALL (impl, (char *) buf, (char *) dst, bytes_move);
> +#else
> + CALL (impl, (char *) dst, (char *) buf, bytes_move);
> +#endif
> +
> + for (i = 0; i < arr_size; i++)
> + {
> + if (dst[i] != (uint32_t) i)
> + {
> + error (0, 0,
> + "Wrong result in function %s dst \"%p\" src \"%p\"
> offset \"%zd\"",
> + impl->name, dst, buf, i);
> + ret = 1;
> + break;
> + }
> + }
> + }
> +
> + munmap ((void *) buf, size);
> +}
> +
> int
> test_main (void)
> {
> @@ -356,6 +400,10 @@ test_main (void)
> do_test2 (0x200000);
> do_test2 (0x4000000 - 1);
> do_test2 (0x4000000);
> +
> + /* Copy 16KB data. */
> + do_test3 (16384, 3);
> +
> return ret;
> }
>
> --
> 2.31.1
> LGTM
@@ -312,6 +312,50 @@ do_test2 (size_t offset)
munmap ((void *) large_buf, size);
}
+static void
+do_test3 (size_t bytes_move, size_t offset)
+{
+ size_t size = bytes_move * 3;
+ uint32_t *buf;
+
+ buf = mmap (NULL, size, PROT_READ | PROT_WRITE,
+ MAP_PRIVATE | MAP_ANON, -1, 0);
+
+ if (buf == MAP_FAILED)
+ error (EXIT_UNSUPPORTED, errno, "mmap failed");
+
+ size_t arr_size = bytes_move / sizeof (uint32_t);
+ size_t i;
+
+ FOR_EACH_IMPL (impl, 0)
+ {
+ for (i = 0; i < arr_size; i++)
+ buf[i] = (uint32_t) i;
+
+ uint32_t *dst = &buf[arr_size + offset];
+
+#ifdef TEST_BCOPY
+ CALL (impl, (char *) buf, (char *) dst, bytes_move);
+#else
+ CALL (impl, (char *) dst, (char *) buf, bytes_move);
+#endif
+
+ for (i = 0; i < arr_size; i++)
+ {
+ if (dst[i] != (uint32_t) i)
+ {
+ error (0, 0,
+ "Wrong result in function %s dst \"%p\" src \"%p\" offset \"%zd\"",
+ impl->name, dst, buf, i);
+ ret = 1;
+ break;
+ }
+ }
+ }
+
+ munmap ((void *) buf, size);
+}
+
int
test_main (void)
{
@@ -356,6 +400,10 @@ test_main (void)
do_test2 (0x200000);
do_test2 (0x4000000 - 1);
do_test2 (0x4000000);
+
+ /* Copy 16KB data. */
+ do_test3 (16384, 3);
+
return ret;
}