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microblaze: Adding likely macros

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On the base on GCOV analytics is helpful to add likely/unlikely
macros.

Signed-off-by: Michal Simek <monstr@monstr.eu>
This commit is contained in:
Michal Simek
2010-03-23 15:37:02 +01:00
parent 13851966da
commit 78ebfa884b
6 changed files with 28 additions and 26 deletions
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2
arch/microblaze/lib/memcpy.c
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@@ -53,7 +53,7 @@ void *memcpy(void *v_dst, const void *v_src, __kernel_size_t c)
const uint32_t *i_src;
uint32_t *i_dst;
if (c >= 4) {
if (likely(c >= 4)) {
unsigned value, buf_hold;
/* Align the dstination to a word boundry. */

15
arch/microblaze/lib/memset.c
View File

@@ -33,22 +33,23 @@
#ifdef __HAVE_ARCH_MEMSET
void *memset(void *v_src, int c, __kernel_size_t n)
{
char *src = v_src;
#ifdef CONFIG_OPT_LIB_FUNCTION
uint32_t *i_src;
uint32_t w32;
uint32_t w32 = 0;
#endif
/* Truncate c to 8 bits */
c = (c & 0xFF);
#ifdef CONFIG_OPT_LIB_FUNCTION
/* Make a repeating word out of it */
w32 = c;
w32 |= w32 << 8;
w32 |= w32 << 16;
if (unlikely(c)) {
/* Make a repeating word out of it */
w32 = c;
w32 |= w32 << 8;
w32 |= w32 << 16;
}
if (n >= 4) {
if (likely(n >= 4)) {
/* Align the destination to a word boundary */
/* This is done in an endian independant manner */
switch ((unsigned) src & 3) {