# The Ibex Makefile
#
+# auto directory creation with %/%: %?
+
target_Darwin := powerpc-apple-darwin
target_Win32 := i686-pc-mingw32
target_Solaris := sparc-sun-solaris2.7
build/$(platform)/%.java.o: build/class/%.class
@echo -e "\n\033[1mcompiling .java -> .o: $<\033[0m"
mkdir -p `dirname $@`
- $(gcj) -fCLASSPATH=build/class -c $< -o $@
+ $(gcj) -fCLASSPATH=build/pruned -c $< -o $@
# FIXME detect subclasses of X11
build/$(platform)/org/ibex/plat/Linux.cc.o: .install_WindowMaker-0.80.2_$(target)
# note: binaries appear in a different order in the dependency line vs the link line
build/$(platform)/$(target_bin): upstream/jpeg-6b/build-$(target)/libjpeg.a build/$(platform)/builtin.o build/$(platform)/org/ibex/plat/$(platform).cc.o
@echo -e "\n\033[1mlinking .o -> $(target_bin)\033[0m"
+ find upstream/gcc-3.3/build-i686-pc-linux-gnu/i686-pc-linux-gnu/libjava/ \
+ -name nat\*.o -or \( -name \*.o -not -name '*[A-Z]*' \) -exec nm {} \; |\
+ grep _ZN | c++filt --format java | grep " U " | sed 's_\.class\$$_.class_' | sed 's_ * U __' | sed 's_(.*__' \
+ > .natcalls
make $(java_sources)
rm -rf build/pruned; mkdir -p build/pruned
javac -classpath lib/bcel-5.1.jar:build/class -d build/class src/org/ibex/util/BytecodePruner.java
org/ibex/plat/GCJ*.class \
org/ibex/plat/POSIX*.class
java -cp lib/bcel-5.1.jar:build/class org.ibex.util.BytecodePruner \
- build/$(platform)/ibex.jar:upstream/install/share/java/libgcj-3.3.jar -o build/pruned
-# rm -rf out/java/awt
-# rm -f out/java/lang/*.*
-# rm -f out/java/lang/reflect/*
-# mkdir -p out/java/lang/ref
-# mkdir -p out/java/lang/reflect
-# cp upstream/gcc-3.3/src/libjava/java/lang/*.java out/java/lang/
-# cp upstream/gcc-3.3/src/libjava/java/lang/ref/*.java out/java/lang/ref/
-# cp upstream/gcc-3.3/src/libjava/java/lang/reflect/*.java out/java/lang/reflect/
+ build/$(platform)/ibex.jar:upstream/install/share/java/libgcj-3.3.jar \
+ -o build/pruned \
+ `cat .natcalls`
+
rm -rf build/pruned/org/ibex/js/*; cp build/java/org/ibex/js/* build/pruned/org/ibex/js/
+
rm build/pruned/java/lang/System.class
cp upstream/gcc-3.3/src/libjava/java/lang/System.java build/pruned/java/lang/
- cd build/pruned; \
- for A in `find . -name \*.class -or -name \*.java`; do \
- echo compiling $$A....; \
- ../../upstream/install/bin/$(target)-gcj -w -c -fCLASSPATH=../../build/class $$A && \
+
+ rm build/pruned/gnu/gcj/runtime/FirstThread*.class
+ cp upstream/gcc-3.3/src/libjava/gnu/gcj/runtime/FirstThread.java build/pruned/gnu/gcj/runtime/
+
+ rm build/pruned/org/ibex/plat/GCJ*.class
+ cp build/java/org/ibex/plat/GCJ.java build/pruned/org/ibex/plat/
+
+ cp upstream/gcc-3.3/build-$(target)/$(target)/libjava/java/lang/Object.class build/pruned/java/lang/
+
+ find build/pruned/gnu/java/locale/ -name 'LocaleInformation_*' -not -name 'LocaleInformation_en.class' -not -name 'LocaleInformation_en_US.class' -exec rm {} \;
+
+# cd build/pruned; fastjar cvf ../../tmp.jar .
+# java -jar lib/jarg.jar -verbose -verboseufm -normlv -normsf -normsy -normin \
+# -normex -nornc -nornf -nornm -nobco tmp.jar
+# cd build/pruned; fastjar xvf ../../tmp.jar
+
+# try oneshot compile/link
+# --redefine-sym to merge errorthrowers? or do this in C++?
+# --rename-section to try to merge Utf8 sections?
+
+ cd build/pruned; \
+ for A in `find . -name \*.class -or -name \*.java`; do \
+ echo compiling $$A....; \
+ ../../upstream/install/bin/$(target)-gcj \
+ -fdata-sections -ffunction-sections -w -c -Os \
+ -fCLASSPATH=../../build/$(platform)/ibex.jar $$A && \
(mkdir -p ../../build/$(platform)/`dirname $$A`; mv *.o ../../build/$(platform)/`dirname $$A`); \
done
rm -f build/$(platform)/ibex.a
cd upstream/gcc-3.3/build-$(target)/$(target)/libjava; \
$(shell pwd)/upstream/install/$(target)/bin/ar cq \
$(shell pwd)/build/$(platform)/ibex.a \
- `find . -name nat\*.o` \
+ boehm.o defineclass.o exception.o \
+ posix-threads.o posix.o prims.o resolve.o \
+ `find . -name nat\*.o | grep -v JIS` \
`find . -name \*.o -not -name '*[A-Z]*'` \
- $(shell pwd)/build/$(platform)/org/ibex/plat/$(platform).cc.o \
`find $(shell pwd)/build/$(platform) -name \*.o`
PATH=upstream/install/bin:$$PATH upstream/install/bin/$(target)-gcj \
--main=org.ibex.plat.$(platform) \
-Lupstream/install/$(target)/lib \
-Lupstream/install/lib \
+ -ffunction-sections -fdata-sections -Os -w -fCLASSPATH=build/$(platform)/ibex.jar \
build/$(platform)/ibex.a \
upstream/jpeg-6b/build-$(target)/libjpeg.a \
$(link_flags) \
upstream/gcc-3.3/build-$(target)/$(target)/boehm-gc/.libs/libgcjgc.a \
-lz -ldl -lffi \
+ -Wl,--noinhibit-exec,--gc-sections \
-o $@
+# linker
+# --no-whole-archive,--relax,-O,2
+#
+# -fomit-frame-pointer \
+# -fno-force-mem \
+# -fno-force-addr \
+# -fno-inline-functions \
+# -fnew-ra \
+# -fbranch-probabilities \
+# -finline-limit=1 \
+# -fno-schedule-insns \
+# -fno-optimize-sibling-calls \
+# -fno-if-conversion \
+# -fno-thread-jumps \
+# -fno-hosted \
### Builtin Resources ##############################################################################
projects / org.ibex.core.git / blobdiff