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optimize: replace while loop by memcpy

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There is no need to use a while loop here. This patch simple copy
the last bytes with the system function.

Change-Id: Ibda72dca449746efeba5a1af2e45c5990f9cf347
Signed-off-by: Mathias K <kesmtp@freenet.de>
Reviewed-on: http://openocd.zylin.com/364
Tested-by: jenkins
Reviewed-by: Øyvind Harboe <oyvindharboe@gmail.com>
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
This commit is contained in:
Mathias K
2012-01-10 23:21:30 +01:00
committed by Spencer Oliver
parent 5f83378a9c
commit afe95871c5
5 changed files with 13 additions and 38 deletions
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9
src/flash/nor/str9xpec.c
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@@ -714,14 +714,9 @@ static int str9xpec_write(struct flash_bank *bank, uint8_t *buffer,
if (bytes_remaining)
{
uint8_t last_dword[8] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
i = 0;
while (bytes_remaining > 0)
{
last_dword[i++] = *(buffer + bytes_written);
bytes_remaining--;
bytes_written++;
}
/* copy the last remaining bytes into the write buffer */
memcpy(last_dword, buffer+bytes_written, bytes_remaining);
str9xpec_set_instr(tap, ISC_PROGRAM, TAP_IRPAUSE);