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#/************************************************************************** |
############################################################################# |
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# * |
# |
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# * linux makefile |
# GNU/Linux Makefile |
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# * |
# |
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# * nasm args: |
# Edit this file to enable/disable optimizations |
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# * -f fmt elf (linux), coff (djgpp) |
# |
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# * -DPREFIX add '_' prefix to symbol names |
# $Id: Makefile.linux,v 1.3 2002-06-23 19:48:06 edgomez Exp $ |
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# * |
# |
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# * libso: |
############################################################################# |
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# * (-lm not neccessary if using -ffast-math) |
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# * |
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# *************************************************************************/ |
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include Makefile.inc |
include Makefile.inc |
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CC = gcc |
# You can set/add options to CC and CFLAGS without editing this Makefile |
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# You have just to export an environment CC/CFLAGS variable before running |
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# make. |
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# |
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# Examples : |
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# $ export CC='gcc-3.1' |
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# $ export CFLAGS='-maccumulate-outgoing-args' |
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# $ make |
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# ... |
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# You can choose a specific compiler here removing the sharp symbol |
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# - Default is 'cc' which is a symlink to your default distro gcc |
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# CC = gcc |
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# CC = gcc-3.1 |
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#CC=icc |
#CC=icc |
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#CC = /opt/experimental/bin/gcc # that's where SuSE installs gcc3 |
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CFLAGS = -DARCH_X86 -DLINUX |
# Assembler |
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AS = nasm |
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AFLAGS = -f elf |
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# Constants which should not be modified |
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CFLAGS += -DARCH_X86 |
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CFLAGS += -DLINUX |
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# Enable some experimental/debugging code |
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# (Use only if you know what you're doing !) |
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# PSNR during encoding |
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# CFLAGS += -D_DEBUG_PSNR |
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# BFRAMES encoding |
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# CFLAGS += -DBFRAMES |
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# BFRAMES decoding |
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# CFLAGS += -DBFRAMES_DEC |
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LIBDIR = /usr/local/lib |
LIBDIR = /usr/local/lib |
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ifeq ($(CC),icc) |
ifeq ($(CC),icc) |
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CFLAGS+= -O3 -ip -tpp6 -xM # -tpp7 might be faster (P4 optmization)... |
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CFLAGS+= -I/opt/intel/compiler50/ia32/include -I/opt/intel/compiler50/ia32/substitute_headers/ |
# -tpp7 might be faster (P4 optmization)... |
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CFLAGS += -O3 -ip -tpp6 -xM |
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CFLAGS += -I/opt/intel/compiler50/ia32/include |
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CFLAGS += -I/opt/intel/compiler50/ia32/substitute_headers/ |
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else |
else |
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# CFLAGS += -funroll-loops -ffast-math -fstrict-aliasing -fomit-frame-pointer |
# Warning level options |
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# Shows all warnings |
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CFLAGS += -Wall |
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# To detect non ANSI C code (xvid is not ANSI C (yet?)) |
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# CFLAGS += -pedantic |
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# General Optimization options |
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# Optimize code for size (implies -O2) |
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CFLAGS += -Os |
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# Unroll loops code, this might speed up loops |
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CFLAGS += -funroll-loops |
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# Generates FPU math code |
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CFLAGS += -ffast-math |
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# ??? (man gcc) |
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CFLAGS += -fstrict-aliasing |
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# Omit the x86 push ebp; mov ebp, esp function |
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# header and its corresponding function tailer |
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CFLAGS += -fomit-frame-pointer |
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# Generates Position Independant Code depending on your nasm version, |
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# this could generate shared libraries that segfault because of a nasm |
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# bug |
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# CFLAGS += -fPIC |
# CFLAGS += -fPIC |
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# CFLAGS += -m486 |
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# CFLAGS += -march=pentium -mcpu=pentium |
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# CFLAGS += -march=pentiumpro -mcpu=pentiumpro |
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CFLAGS += -Wall -O3 -funroll-loops -ffast-math -march=pentiumpro -mcpu=pentiumpro |
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CFLAGS += -fstrict-aliasing -fomit-frame-pointer |
# Architecture options : Valid for every gcc version |
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# Uncomment the one which you want to compile for |
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# CFLAGS += -march=i386 -mcpu=i386 |
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# CFLAGS += -march=i486 -mcpu=i486 |
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# CFLAGS += -march=i586 -mcpu=i586 |
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# CFLAGS += -march=i686 -mcpu=i686 |
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# Architecture options : Valid for every gcc >= 3.1 |
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# Uncomment the one which you want to compile for |
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# CFLAGS += -march=pentium-mmx -mcpu=pentium-mmx |
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# CFLAGS += -march=pentium3 -mcpu=pentium3 |
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# CFLAGS += -march=pentium4 -mcpu=pentium4 |
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# CFLAGS += -march=athlon -mcpu=athlon |
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# CFLAGS += -march=k6 -mcpu=k6 |
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# CFLAGS += -march=k6-2 -mcpu=k6-2 |
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# CFLAGS += -march=k6-3 -mcpu=k6-3 |
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# CFLAGS += -march=athlon-tbird -mcpu=athlon-tbird |
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# CFLAGS += -march=athlon-xp -mcpu=athlon-xp |
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# CFLAGS += -march=athlon-mp -mcpu=athlon-mp |
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# Architecture specific optimization for every gcc |
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# Aligns the stack to 2^4=16bytes boundaries in each function |
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# Local variables should be aligned and make the code faster |
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# some gcc versions (3.0.4) have problems with this option |
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# we can't really trust gcc output :-( You're warned. |
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CFLAGS += -mpreferred-stack-boundary=4 |
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# Architecture specific optimization available in gcc >= 3.1 |
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# generates floating point sse code (for >= pentium 3) |
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# CFLAGS += -mfpmath=sse |
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# generates both floating point sse and 387 code, this double the amount |
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# of fp registers and could make the code faster |
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# (Still experimental in gcc 3.1.0) |
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# CFLAGS += -mfpmath=sse,387 |
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endif |
endif |
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AS = nasm |
############################################################################# |
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AFLAGS = -f elf |
# |
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# Makefile rules |
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# |
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############################################################################# |
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%.o: %.asm |
%.o: %.asm |
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$(AS) $(AFLAGS) $< -o $@ |
$(AS) $(AFLAGS) $< -o $@ |
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clean: |
clean: |
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$(RM) `find $(SRCDIR) -name "*.o"` |
$(RM) `find $(SRCDIR) -name "*.o"` |
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remove-all: |
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$(RM) $(DIRS) |
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$(RM) $(DIRS_INTEL) |
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$(RM) $(LIB) |
$(RM) $(LIB) |
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$(RM) $(LIBSO) |
$(RM) $(LIBSO) |
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install: libxvidcore.so |
install: libxvidcore.so |
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cp libxvidcore.so $(LIBDIR) # you have to bee root for this |
cp libxvidcore.so $(LIBDIR) # you have to bee root for this |
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/sbin/ldconfig |
/sbin/ldconfig |
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