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Some questionable optomizations flags for icc were removed in order to simplify support of its future versions.
author Maxim Konovalov <maxim@nginx.com>
date Thu, 29 Dec 2011 15:36:07 +0000
parents d2adfc714819
children d620f497c50f
comparison
equal deleted inserted replaced
4394:0b649a651094 4395:7ee8e11e17bb
1 1
2 # Copyright (C) Igor Sysoev 2 # Copyright (C) Igor Sysoev
3 3
4 4
5 # Intel C++ compiler 7.1, 8.0, 8.1, 9.0 5 # Intel C++ compiler 7.1, 8.0, 8.1, 9.0, 11.1
6 6
7 NGX_ICC_VER=`$CC -V 2>&1 | grep 'Version' 2>&1 \ 7 NGX_ICC_VER=`$CC -V 2>&1 | grep 'Version' 2>&1 \
8 | sed -e 's/^.* Version \([^ ]*\) *Build.*$/\1/'` 8 | sed -e 's/^.* Version \([^ ]*\) *Build.*$/\1/'`
9 9
10 echo " + icc version: $NGX_ICC_VER" 10 echo " + icc version: $NGX_ICC_VER"
13 13
14 14
15 # optimizations 15 # optimizations
16 16
17 CFLAGS="$CFLAGS -O" 17 CFLAGS="$CFLAGS -O"
18 # inline the functions declared with __inline
19 #CFLAGS="$CFLAGS -Ob1"
20 # inline any function, at the compiler's discretion
21 CFLAGS="$CFLAGS -Ob2"
22 18
23 # multi-file IP optimizations
24 case "$NGX_ICC_VER" in
25 9.*)
26 IPO="-ipo"
27 ;;
28
29 # 8.1.38 under FreeBSD can not link -ipo
30 8.1)
31 IPO="-ip"
32 ;;
33
34 *)
35 IPO="-ipo -ipo_obj"
36 ;;
37 esac
38
39 # single-file IP optimizations
40 #IPO="-ip"
41
42 CFLAGS="$CFLAGS $IPO"
43 CORE_LINK="$CORE_LINK $IPO"
44 CORE_LINK="$CORE_LINK -opt_report_file=$NGX_OBJS/opt_report_file" 19 CORE_LINK="$CORE_LINK -opt_report_file=$NGX_OBJS/opt_report_file"
45 20
46 21
47 case $CPU in 22 case $CPU in
48 pentium) 23 pentium)
62 esac 37 esac
63 38
64 CFLAGS="$CFLAGS $CPU_OPT" 39 CFLAGS="$CFLAGS $CPU_OPT"
65 40
66 if [ ".$PCRE_OPT" = "." ]; then 41 if [ ".$PCRE_OPT" = "." ]; then
67 PCRE_OPT="-O $IPO $CPU_OPT" 42 PCRE_OPT="-O $CPU_OPT"
68 fi 43 fi
69 44
70 if [ ".$MD5_OPT" = "." ]; then 45 if [ ".$MD5_OPT" = "." ]; then
71 MD5_OPT="-O $IPO $CPU_OPT" 46 MD5_OPT="-O $CPU_OPT"
72 fi 47 fi
73 48
74 if [ ".$ZLIB_OPT" = "." ]; then 49 if [ ".$ZLIB_OPT" = "." ]; then
75 ZLIB_OPT="-O $IPO $CPU_OPT" 50 ZLIB_OPT="-O $CPU_OPT"
76 fi 51 fi
77 52
78 53
79 # warnings 54 # warnings
80 55