Denys Vlasenko
|
93e1aaa1c7
|
libbb: constify *bb_common_bufsiz1 (if it is compiled to be a pointer)
This lets gcc optimize much better:
text data bss dec hex filename
922846 910 13056 936812 e4b6c busybox_unstripped.nonconst
920255 910 13056 934221 e414d busybox_unstripped
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
|
2016-04-21 21:47:45 +02:00 |
|
Denys Vlasenko
|
f56fb5eb11
|
libbb: make "COMMON_BUFSIZE = 1024 bytes, the buffer will be malloced" work
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
|
2016-04-21 21:03:51 +02:00 |
|
Denys Vlasenko
|
47cfbf32fd
|
*: add most of the required setup_common_bufsiz() calls
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
|
2016-04-21 18:18:48 +02:00 |
|
Denys Vlasenko
|
e6a2f4cc5a
|
libbb: make bb_common_bufsiz1 1 kbyte, add capability to use bss tail for it
The config item is FEATURE_USE_BSS_TAIL. When it is off (default):
function old new delta
read_config 210 228 +18
doCommands 2279 2294 +15
ipneigh_list_or_flush 763 772 +9
ipaddr_list_or_flush 1256 1261 +5
display_process_list 1301 1306 +5
conspy_main 1378 1383 +5
do_lzo_compress 352 355 +3
do_lzo_decompress 565 567 +2
push 46 44 -2
inetd_main 2136 2134 -2
uevent_main 421 418 -3
addLines 97 92 -5
bb_common_bufsiz1 8193 1024 -7169
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 8/5 up/down: 62/-7181) Total: -7119 bytes
text data bss dec hex filename
829850 4086 9080 843016 cdd08 busybox_old
829901 4086 1904 835891 cc133 busybox_unstripped
FEATURE_USE_BSS_TAIL=y:
read_config 210 228 +18
doCommands 2279 2294 +15
ipneigh_list_or_flush 763 772 +9
ipaddr_list_or_flush 1256 1261 +5
display_process_list 1301 1306 +5
conspy_main 1378 1383 +5
do_lzo_compress 352 355 +3
do_lzo_decompress 565 567 +2
inetd_main 2136 2134 -2
bb_common_bufsiz1 8193 - -8193
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 8/1 up/down: 62/-8195) Total: -8133 bytes
text data bss dec hex filename
829850 4086 9080 843016 cdd08 busybox_old
829911 4086 880 834877 cbd3d busybox_unstripped
FIXME: setup_common_bufsiz() calls are missing.
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
|
2016-04-21 17:39:11 +02:00 |
|