From efb545b9bdd3934dcdbf9bc0890a42081b330049 Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Mon, 8 Dec 2008 22:56:18 +0000 Subject: optimize 16- and 32-bit moves function old new delta udhcpd_main 1239 1257 +18 udhcp_add_simple_option 93 92 -1 buffer_read_le_u32 19 18 -1 unpack_gz_stream_with_info 526 520 -6 dnsd_main 1470 1463 -7 udhcp_run_script 1208 1186 -22 send_ACK 255 229 -26 arping_main 1661 1623 -38 send_offer 470 428 -42 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/8 up/down: 18/-143) Total: -125 bytes --- archival/libunarchive/decompress_unzip.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'archival/libunarchive/decompress_unzip.c') diff --git a/archival/libunarchive/decompress_unzip.c b/archival/libunarchive/decompress_unzip.c index e83cd4f45..86969251e 100644 --- a/archival/libunarchive/decompress_unzip.c +++ b/archival/libunarchive/decompress_unzip.c @@ -1083,8 +1083,7 @@ static uint16_t buffer_read_le_u16(STATE_PARAM_ONLY) { uint16_t res; #if BB_LITTLE_ENDIAN - /* gcc 4.2.1 is very clever */ - memcpy(&res, &bytebuffer[bytebuffer_offset], 2); + move_from_unaligned16(res, &bytebuffer[bytebuffer_offset]); #else res = bytebuffer[bytebuffer_offset]; res |= bytebuffer[bytebuffer_offset + 1] << 8; @@ -1097,7 +1096,7 @@ static uint32_t buffer_read_le_u32(STATE_PARAM_ONLY) { uint32_t res; #if BB_LITTLE_ENDIAN - memcpy(&res, &bytebuffer[bytebuffer_offset], 4); + move_from_unaligned32(res, &bytebuffer[bytebuffer_offset]); #else res = bytebuffer[bytebuffer_offset]; res |= bytebuffer[bytebuffer_offset + 1] << 8; -- cgit v1.2.3