vppinfra: add compress functions for u64, u16 and u8
Type: improvement
Change-Id: I2640148b8959f9a8303520ba2815fe02f1e47928
Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
diff --git a/src/vppinfra/vector/test/compress.c b/src/vppinfra/vector/test/compress.c
index 7e3eba9..9bc53ff 100644
--- a/src/vppinfra/vector/test/compress.c
+++ b/src/vppinfra/vector/test/compress.c
@@ -7,11 +7,29 @@
#include <vppinfra/vector/compress.h>
__clib_test_fn u32
+clib_compress_u64_wrapper (u64 *dst, u64 *src, u64 *mask, u32 n_elts)
+{
+ return clib_compress_u64 (dst, src, mask, n_elts);
+}
+
+__clib_test_fn u32
clib_compress_u32_wrapper (u32 *dst, u32 *src, u64 *mask, u32 n_elts)
{
return clib_compress_u32 (dst, src, mask, n_elts);
}
+__clib_test_fn u32
+clib_compress_u16_wrapper (u16 *dst, u16 *src, u64 *mask, u32 n_elts)
+{
+ return clib_compress_u16 (dst, src, mask, n_elts);
+}
+
+__clib_test_fn u32
+clib_compress_u8_wrapper (u8 *dst, u8 *src, u64 *mask, u32 n_elts)
+{
+ return clib_compress_u8 (dst, src, mask, n_elts);
+}
+
typedef struct
{
u64 mask[10];
@@ -31,6 +49,52 @@
};
static clib_error_t *
+test_clib_compress_u64 (clib_error_t *err)
+{
+ u64 src[513];
+ u64 dst[513];
+ u32 i, j;
+
+ for (i = 0; i < ARRAY_LEN (src); i++)
+ src[i] = i;
+
+ for (i = 0; i < ARRAY_LEN (tests); i++)
+ {
+ compress_test_t *t = tests + i;
+ u64 *dp = dst;
+ u32 r;
+
+ for (j = 0; j < ARRAY_LEN (dst); j++)
+ dst[j] = 0xa5a5a5a5a5a5a5a5;
+
+ r = clib_compress_u64_wrapper (dst, src, t->mask, t->n_elts);
+
+ for (j = 0; j < t->n_elts; j++)
+ {
+ if ((t->mask[j >> 6] & (1ULL << (j & 0x3f))) == 0)
+ continue;
+ if (dp[0] != src[j])
+ return clib_error_return (err,
+ "wrong data in testcase %u at "
+ "(dst[%u] = 0x%lx, src[%u] = 0x%lx)",
+ i, dp - dst, dp[0], j, src[j]);
+ dp++;
+ }
+
+ if (dst[dp - dst + 1] != 0xa5a5a5a5a5a5a5a5)
+ return clib_error_return (err, "buffer overrun in testcase %u", i);
+
+ if (dp - dst != r)
+ return clib_error_return (err, "wrong number of elts in testcase %u",
+ i);
+ }
+
+ return err;
+
+ return err;
+}
+
+static clib_error_t *
test_clib_compress_u32 (clib_error_t *err)
{
u32 src[513];
@@ -75,7 +139,110 @@
return err;
}
+static clib_error_t *
+test_clib_compress_u16 (clib_error_t *err)
+{
+ u16 src[513];
+ u16 dst[513];
+ u32 i, j;
+
+ for (i = 0; i < ARRAY_LEN (src); i++)
+ src[i] = i;
+
+ for (i = 0; i < ARRAY_LEN (tests); i++)
+ {
+ compress_test_t *t = tests + i;
+ u16 *dp = dst;
+ u32 r;
+
+ for (j = 0; j < ARRAY_LEN (dst); j++)
+ dst[j] = 0xa5a5;
+
+ r = clib_compress_u16_wrapper (dst, src, t->mask, t->n_elts);
+
+ for (j = 0; j < t->n_elts; j++)
+ {
+ if ((t->mask[j >> 6] & (1ULL << (j & 0x3f))) == 0)
+ continue;
+ if (dp[0] != src[j])
+ return clib_error_return (err,
+ "wrong data in testcase %u at "
+ "(dst[%u] = 0x%x, src[%u] = 0x%x)",
+ i, dp - dst, dp[0], j, src[j]);
+ dp++;
+ }
+
+ if (dst[dp - dst + 1] != 0xa5a5)
+ return clib_error_return (err, "buffer overrun in testcase %u", i);
+
+ if (dp - dst != r)
+ return clib_error_return (err, "wrong number of elts in testcase %u",
+ i);
+ }
+
+ return err;
+}
+
+static clib_error_t *
+test_clib_compress_u8 (clib_error_t *err)
+{
+ u8 src[513];
+ u8 dst[513];
+ u32 i, j;
+
+ for (i = 0; i < ARRAY_LEN (src); i++)
+ src[i] = i;
+
+ for (i = 0; i < ARRAY_LEN (tests); i++)
+ {
+ compress_test_t *t = tests + i;
+ u8 *dp = dst;
+ u32 r;
+
+ for (j = 0; j < ARRAY_LEN (dst); j++)
+ dst[j] = 0xa5;
+
+ r = clib_compress_u8_wrapper (dst, src, t->mask, t->n_elts);
+
+ for (j = 0; j < t->n_elts; j++)
+ {
+ if ((t->mask[j >> 6] & (1ULL << (j & 0x3f))) == 0)
+ continue;
+ if (dp[0] != src[j])
+ return clib_error_return (err,
+ "wrong data in testcase %u at "
+ "(dst[%u] = 0x%x, src[%u] = 0x%x)",
+ i, dp - dst, dp[0], j, src[j]);
+ dp++;
+ }
+
+ if (dst[dp - dst + 1] != 0xa5)
+ return clib_error_return (err, "buffer overrun in testcase %u", i);
+
+ if (dp - dst != r)
+ return clib_error_return (err, "wrong number of elts in testcase %u",
+ i);
+ }
+
+ return err;
+}
+
+REGISTER_TEST (clib_compress_u64) = {
+ .name = "clib_compress_u64",
+ .fn = test_clib_compress_u64,
+};
+
REGISTER_TEST (clib_compress_u32) = {
.name = "clib_compress_u32",
.fn = test_clib_compress_u32,
};
+
+REGISTER_TEST (clib_compress_u16) = {
+ .name = "clib_compress_u16",
+ .fn = test_clib_compress_u16,
+};
+
+REGISTER_TEST (clib_compress_u8) = {
+ .name = "clib_compress_u8",
+ .fn = test_clib_compress_u8,
+};