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authorJens Arnold <amiconn@rockbox.org>2009-06-07 21:27:05 +0000
committerJens Arnold <amiconn@rockbox.org>2009-06-07 21:27:05 +0000
commit1d6df54df27cb41c02226678a2c8f9feddd1a1e0 (patch)
tree5fdc6dd98ac0208f5c3351b062063af6914cbefb /firmware/screendump.c
parentc3182ec333982e961d3babfbdb1125fd5bac7fb8 (diff)
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Convert a number of places in core and plugins to use the BIT_N() macro instead of 1<<n. Speeds up things on SH1, and also reduces core binsize. Most notable speedups: 1 bit lcd driver: drawpixel +20%, drawline + 27%, hline +5%; jpeg viewer: +8% for 1/8 scaling. Other targets are unaffected.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21205 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/screendump.c')
-rw-r--r--firmware/screendump.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/firmware/screendump.c b/firmware/screendump.c
index 3a3985505e..e84afb9511 100644
--- a/firmware/screendump.c
+++ b/firmware/screendump.c
@@ -169,7 +169,7 @@ void screen_dump(void)
#if LCD_DEPTH == 1
dst_end = dst + LCD_WIDTH/2;
src = lcd_framebuffer[y >> 3];
- mask = 1 << (y & 7);
+ mask = BIT_N(y & 7);
do
{
@@ -333,7 +333,7 @@ void remote_screen_dump(void)
#if LCD_REMOTE_DEPTH == 1
dst_end = dst + LCD_REMOTE_WIDTH/2;
src = lcd_remote_framebuffer[y >> 3];
- mask = 1 << (y & 7);
+ mask = BIT_N(y & 7);
do
{