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#/************************************************************************** |
############################################################################# |
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# * |
# |
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# * Linux PPC makefile |
# GNU/Linux PPC Altivec Makefile |
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# * |
# |
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# * Adapted from linux x86 Makefile by Guillaume Morin <guillaume@morinfr.org> |
# Edit this file to enable/disable optimizations |
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# * |
# |
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# * libso: |
# $Id: Makefile.linuxppc_altivec,v 1.6 2002-09-22 12:13:21 edgomez Exp $ |
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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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CFLAGS = -DLINUX -DARCH_PPC -DARCH_IS_BIG_ENDIAN -DARCH_PPC_ALTIVEC |
# make. |
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LIBDIR = /usr/local/lib |
# |
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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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CFLAGS += -Wall -O3 -funroll-loops -ffast-math |
# You can choose a specific compiler here removing the sharp symbol |
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CFLAGS += -fstrict-aliasing -fomit-frame-pointer |
# - Default is 'cc' which is a symlink to your default distro gcc |
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## for profiling, uncomment the next line. |
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#CFLAGS += -D_PROFILING_ |
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## for debugging, comment the previous lines and uncomment the next one. |
# CC = gcc |
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#CFLAGS += -Wall -g |
# CC = gcc-3.1 |
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# Assembler |
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AS = as |
AS = as |
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# if GNU as choke on Altivec instructions, try to comment the previous |
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# line, and uncomment the next one. |
# Constants which should not be modified |
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# AS = as -mvec |
CFLAGS += -DLINUX |
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CFLAGS += -DARCH_PPC |
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CFLAGS += -DARCH_PPC_ALTIVEC |
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CFLAGS += -DARCH_IS_BIG_ENDIAN |
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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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# Enable BFrame decoding (still beta) |
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# CFLAGS += -DBRAMES_DEC |
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LIBDIR = /usr/local/lib |
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# 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 frame pointer saving at function beginning |
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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 |
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# Debugging and Profiling options |
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# Writes debugging symbols in object files |
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# CFLAGS += -g |
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# Includes profiling code in generated code, don't forget to disable |
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# -fomit-frame-pointer as these 2 options are exclusive. |
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# CFLAGS += -pg |
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# Precise profiling + test coverage (-pg must be activated) |
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# Build the library twice and execute a program using the lib twice too |
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# First pass : Will create sourcefile.da files to keep branch statistics |
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# CFLAGS += -fprofile-arcs |
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# Second pass : Will create .bb and .bbg files suitable for coverage and |
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# branch probabilities during compilation |
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# CFLAGS += -fprofile-arcs -fbranch-probabilities -ftest-coverage |
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############################################################################# |
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# |
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# Makefile rules |
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# |
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############################################################################# |
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%.o: %.s |
%.o: %.s |
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$(AS) $< -o $@ |
$(AS) $< -o $@ |
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$(LIB): $(SRC:.c=.o) $(SRC_ALTIVEC:.s=.o) |
$(LIB): $(SRC:.c=.o) $(SRC_ALTIVEC:.s=.o) |
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ar rcs $@ $^ |
ar rcs $@ $^ |
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$(LIBSO): $(SRC:.c=.o) $(SRC_ALTIVEC:.s=.o) |
$(LIBSO): $(SRC:.c=.o) $(SRC_ALTIVEC:.s=.o) |
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$(CC) $(CFLAGS) $^ -shared -lc -lm -o $@ |
$(CC) $(CFLAGS) $^ -shared -lc -lm -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) $(DIRS_PPC) |
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$(RM) $(LIB) |
$(RM) $(LIB) |
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$(RM) $(LIBSO) |
$(RM) $(LIBSO) |
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install: $(LIBSO) $(LIB) |
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install: libxvidcore.so |
cp $(LIBSO) $(LIBDIR) # you have to be root for this |
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cp libxvidcore.so $(LIBDIR) # you have to be root for this |
cp $(LIB) $(LIBDIR) |
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/sbin/ldconfig |
/sbin/ldconfig |
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install-test: libxvidcore.so # if you don't want to overwrite previous compile |
install-test: $(LIBSO) # if you don't want to overwrite previous compile |
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cp libxvidcore.so $(LIBDIR)/libtestcore.so |
cp $(LIBSO) $(LIBDIR)/libtestcore.so |
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/sbin/ldconfig |
/sbin/ldconfig |
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