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moving the length multiplication for 64 bit types from util_endianswap into util_swap64; renaming length parameter to count

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This commit is contained in:
Wolfgang Bumiller 2014-02-02 11:04:18 +01:00
parent 360389638b
commit 24763aad65
1 changed files with 9 additions and 8 deletions
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17
util.c
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@ -85,6 +85,7 @@ const char *util_instr_str[VINSTR_END] = {
d[l] = (v << 32) | (v >> 32);
}
*/
l *= 2;
size_t i;
for (i = 0; i < l; i += 2) {
uint32_t v1 = d[i];
@ -95,29 +96,29 @@ const char *util_instr_str[VINSTR_END] = {
}
#endif
void util_endianswap(void *_data, size_t length, unsigned int typesize) {
void util_endianswap(void *_data, size_t count, unsigned int typesize) {
# if PLATFORM_BYTE_ORDER == -1 /* runtime check */
if (*((char*)&typesize))
return;
#else
/* prevent unused warnings */
(void) _data;
(void) length;
(void) typesize;
# if PLATFORM_BYTE_ORDER == GMQCC_BYTE_ORDER_LITTLE
/* prevent unused warnings */
(void) _data;
(void) count;
(void) typesize;
return;
# else
switch (typesize) {
case 1: return;
case 2:
util_swap16((uint16_t*)_data, length);
util_swap16((uint16_t*)_data, count);
return;
case 4:
util_swap32((uint32_t*)_data, length);
util_swap32((uint32_t*)_data, count);
return;
case 8:
util_swap64((uint32_t*)_data, length<<1); /* swap64 operates on 32 bit words, thus scale to that length. */
util_swap64((uint32_t*)_data, count);
return;
default: