mirror of
https://github.com/corda/corda.git
synced 2025-01-17 02:09:50 +00:00
support classloading from jar files compiled into the executable
This commit is contained in:
Joel Dice
parent
d4656e8a52
commit
20cc788fa4
143
makefile
143
makefile
@ -1,7 +1,5 @@
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#MAKEFLAGS = -s
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input = $(cls)/Hello.class
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build-arch = $(shell uname -m)
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ifeq ($(build-arch),i586)
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build-arch = i386
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@ -24,12 +22,16 @@ process = interpret
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mode = debug
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bld = build/$(platform)/$(arch)/$(mode)
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cls = build/classes
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build = build
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native-build = $(build)/$(platform)/$(arch)/$(mode)
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classpath-build = $(build)/classpath
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test-build = $(build)/test
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src = src
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classpath = classpath
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test = test
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input = $(test-build)/Hello.class
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build-cxx = g++
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build-cc = gcc
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@ -44,6 +46,7 @@ vg = nice valgrind --suppressions=valgrind.supp --undef-value-errors=no \
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--num-callers=32 --db-attach=yes --freelist-vol=100000000
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db = gdb --args
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javac = javac
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zip = zip
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strip = :
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show-size = :
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@ -54,8 +57,8 @@ warnings = -Wall -Wextra -Werror -Wunused-parameter \
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-Winit-self -Wconversion
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common-cflags = $(warnings) -fno-rtti -fno-exceptions \
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-I$(JAVA_HOME)/include -idirafter $(src) -I$(bld) -D__STDC_LIMIT_MACROS \
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-D_JNI_IMPLEMENTATION_
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-I$(JAVA_HOME)/include -idirafter $(src) -I$(native-build) \
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-D__STDC_LIMIT_MACROS -D_JNI_IMPLEMENTATION_
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system = posix
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asm = x86
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@ -116,18 +119,18 @@ endif
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cpp-objects = $(foreach x,$(1),$(patsubst $(2)/%.cpp,$(3)/%.o,$(x)))
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asm-objects = $(foreach x,$(1),$(patsubst $(2)/%.S,$(3)/%-asm.o,$(x)))
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java-classes = $(foreach x,$(1),$(patsubst $(2)/%.java,$(cls)/%.class,$(x)))
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java-classes = $(foreach x,$(1),$(patsubst $(2)/%.java,$(3)/%.class,$(x)))
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jni-sources = $(shell find $(classpath) -name '*.cpp')
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jni-objects = $(call cpp-objects,$(jni-sources),$(classpath),$(bld))
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jni-objects = $(call cpp-objects,$(jni-sources),$(classpath),$(native-build))
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jni-cflags = $(cflags)
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generated-code = \
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$(bld)/type-enums.cpp \
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$(bld)/type-declarations.cpp \
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$(bld)/type-constructors.cpp \
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$(bld)/type-initializations.cpp \
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$(bld)/type-java-initializations.cpp
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$(native-build)/type-enums.cpp \
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$(native-build)/type-declarations.cpp \
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$(native-build)/type-constructors.cpp \
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$(native-build)/type-initializations.cpp \
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$(native-build)/type-java-initializations.cpp
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interpreter-depends = \
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$(generated-code) \
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@ -158,63 +161,67 @@ ifeq ($(process),compile)
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endif
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interpreter-cpp-objects = \
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$(call cpp-objects,$(interpreter-sources),$(src),$(bld))
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$(call cpp-objects,$(interpreter-sources),$(src),$(native-build))
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interpreter-asm-objects = \
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$(call asm-objects,$(interpreter-asm-sources),$(src),$(bld))
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$(call asm-objects,$(interpreter-asm-sources),$(src),$(native-build))
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interpreter-objects = \
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$(interpreter-cpp-objects) \
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$(interpreter-asm-objects)
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driver-sources = $(src)/main.cpp
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driver-objects = $(call cpp-objects,$(driver-sources),$(src),$(bld))
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driver-objects = $(call cpp-objects,$(driver-sources),$(src),$(native-build))
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generator-headers = \
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$(src)/input.h \
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$(src)/output.h
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generator-sources = \
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$(src)/type-generator.cpp
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generator-objects = $(call cpp-objects,$(generator-sources),$(src),$(bld))
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generator-executable = $(bld)/generator
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generator-sources = $(src)/type-generator.cpp
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generator-objects = \
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$(call cpp-objects,$(generator-sources),$(src),$(native-build))
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generator = $(native-build)/generator
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archive = $(bld)/libvm.a
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executable = $(bld)/vm
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bin2c-sources = $(src)/bin2c.cpp
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bin2c-objects = $(call cpp-objects,$(bin2c-sources),$(src),$(native-build))
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bin2c = $(native-build)/bin2c
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archive = $(native-build)/libvm.a
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interpreter = $(native-build)/vm
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classpath-sources = $(shell find $(classpath) -name '*.java')
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classpath-classes = $(call java-classes,$(classpath-sources),$(classpath))
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classpath-objects = $(classpath-classes)
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classpath-classes = \
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$(call java-classes,$(classpath-sources),$(classpath),$(classpath-build))
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classpath-object = $(native-build)/classpath.o
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test-sources = $(shell find $(test) -name '*.java')
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test-classes = $(call java-classes,$(test-sources),$(test))
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test-classes = $(call java-classes,$(test-sources),$(test),$(test-build))
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class-name = $(patsubst $(cls)/%.class,%,$(1))
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class-name = $(patsubst $(1)/%.class,%,$(2))
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class-names = $(foreach x,$(1),$(call class-name,$(x)))
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flags = -cp $(cls)
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args = $(flags) $(call class-name,$(input))
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flags = -cp $(test-build)
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args = $(flags) $(call class-name,$(test-build),$(input))
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.PHONY: build
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build: $(executable) $(classpath-objects) $(test-classes)
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build: $(interpreter) $(classpath-classes) $(test-classes)
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$(input): $(classpath-classes)
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.PHONY: run
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run: build
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$(executable) $(args)
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$(interpreter) $(args)
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.PHONY: debug
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debug: build
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gdb --args $(executable) $(args)
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gdb --args $(interpreter) $(args)
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.PHONY: vg
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vg: build
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$(vg) $(executable) $(args)
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$(vg) $(interpreter) $(args)
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.PHONY: test
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test: build
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/bin/bash $(test)/test.sh 2>/dev/null \
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$(executable) $(mode) "$(flags)" $(call class-names,$(test-classes))
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$(interpreter) $(mode) "$(flags)" $(call class-names,$(test-classes))
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.PHONY: clean
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clean:
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@ -223,31 +230,39 @@ clean:
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.PHONY: clean-native
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clean-native:
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@echo "removing $(bld)"
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rm -rf $(bld)
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@echo "removing $(native-build)"
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rm -rf $(native-build)
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gen-arg = $(shell echo $(1) | sed -e 's:$(bld)/type-\(.*\)\.cpp:\1:')
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$(generated-code): %.cpp: $(src)/types.def $(generator-executable)
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gen-arg = $(shell echo $(1) | sed -e 's:$(native-build)/type-\(.*\)\.cpp:\1:')
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$(generated-code): %.cpp: $(src)/types.def $(generator)
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@echo "generating $(@)"
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@mkdir -p -m 1777 $(dir $(@))
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$(generator-executable) $(call gen-arg,$(@)) < $(<) > $(@)
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$(generator) $(call gen-arg,$(@)) < $(<) > $(@)
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$(bld)/type-generator.o: \
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$(native-build)/type-generator.o: \
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$(generator-headers)
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define compile-class
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@echo "compiling $(@)"
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@mkdir -p -m 1777 $(dir $(@))
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$(javac) -bootclasspath $(classpath) -classpath $(classpath) \
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-d $(cls) $(<)
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-d $(1) $(<)
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@touch $(@)
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endef
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$(cls)/%.class: $(classpath)/%.java
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$(compile-class)
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$(classpath-build)/%.class: $(classpath)/%.java
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@echo "compiling $(@)"
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@mkdir -p -m 1777 $(dir $(@))
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$(javac) -bootclasspath $(classpath) -classpath $(classpath) \
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-d $(classpath-build) $(<)
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@touch $(@)
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$(cls)/%.class: $(test)/%.java
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$(compile-class)
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$(test-build)/%.class: $(test)/%.java
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@echo "compiling $(@)"
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@mkdir -p -m 1777 $(dir $(@))
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$(javac) -bootclasspath $(classpath) -classpath $(classpath) \
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-d $(test-build) $(<)
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@touch $(@)
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define compile-object
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@echo "compiling $(@)"
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@ -255,46 +270,66 @@ define compile-object
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$(cxx) $(cflags) -c $(<) -o $(@)
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endef
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$(interpreter-cpp-objects): $(bld)/%.o: $(src)/%.cpp $(interpreter-depends)
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$(interpreter-cpp-objects): \
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$(native-build)/%.o: $(src)/%.cpp $(interpreter-depends)
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$(compile-object)
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$(interpreter-asm-objects): $(bld)/%-asm.o: $(src)/%.S
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$(interpreter-asm-objects): $(native-build)/%-asm.o: $(src)/%.S
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$(compile-object)
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$(driver-objects): $(bld)/%.o: $(src)/%.cpp
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$(driver-objects): $(native-build)/%.o: $(src)/%.cpp
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$(compile-object)
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$(generator-objects): $(bld)/%.o: $(src)/%.cpp
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$(bin2c-objects): $(native-build)/%.o: $(src)/%.cpp
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$(compile-object)
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$(build)/classpath.zip: $(classpath-classes)
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echo $(classpath-classes)
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wd=$$(pwd); \
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cd $(classpath-build); \
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$(zip) -q -0 $${wd}/$(@) $$(find -name '*.class'); \
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cd -
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$(build)/classpath.c: $(build)/classpath.zip $(bin2c)
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$(bin2c) $(<) vmClasspath >$(@)
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$(classpath-object): $(build)/classpath.c
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$(cxx) $(cflags) -c $(<) -o $(@)
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$(generator-objects): $(native-build)/%.o: $(src)/%.cpp
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@echo "compiling $(@)"
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@mkdir -p -m 1777 $(dir $(@))
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$(build-cxx) -DPOINTER_SIZE=$(pointer-size) $(cflags) -c $(<) -o $(@)
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$(jni-objects): $(bld)/%.o: $(classpath)/%.cpp
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$(jni-objects): $(native-build)/%.o: $(classpath)/%.cpp
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@echo "compiling $(@)"
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@mkdir -p -m 1777 $(dir $(@))
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$(cxx) $(jni-cflags) -c $(<) -o $(@)
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$(archive): $(interpreter-objects) $(jni-objects) $(classpath-object)
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ifeq ($(platform),windows)
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$(archive): $(interpreter-objects) $(jni-objects)
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@echo "creating $(@)"
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$(dlltool) -z $(@).def $(^)
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$(dlltool) -k -d $(@).def -e $(@).exp
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$(ar) cru $(@) $(@).exp $(^)
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$(ranlib) $(@)
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else
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$(archive): $(interpreter-objects) $(jni-objects)
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@echo "creating $(@)"
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$(ar) cru $(@) $(^)
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$(ranlib) $(@)
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endif
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$(executable): $(archive) $(driver-objects)
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$(interpreter): $(archive) $(driver-objects)
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@echo "linking $(@)"
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$(cc) $(begin-merge-archive) $(^) $(end-merge-archive) \
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$(lflags) $(rdynamic) -o $(@)
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@$(strip) --strip-all $(@)
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@$(show-size) $(@)
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$(generator-executable): $(generator-objects)
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$(generator): $(generator-objects)
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@echo "linking $(@)"
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$(build-cc) $(^) -o $(@)
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$(bin2c): $(bin2c-objects)
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@echo "linking $(@)"
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$(build-cc) $(^) -o $(@)
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62
src/bin2c.cpp
Normal file
62
src/bin2c.cpp
Normal file
@ -0,0 +1,62 @@
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#include "stdio.h"
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#include "stdint.h"
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#include "stdlib.h"
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namespace {
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void
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writeCode(FILE* in, FILE* out, const char* procedure)
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{
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fprintf(out, "#ifdef __MINGW32__\n");
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fprintf(out, "# define EXPORT __declspec(dllexport)\n");
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fprintf(out, "#else\n");
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fprintf(out, "# define EXPORT __attribute__"
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"((visibility(\"default\")))\n");
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fprintf(out, "#endif\n\n");
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fprintf(out, "namespace { const unsigned char data[] = {\n");
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const unsigned size = 4096;
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uint8_t buffer[size];
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while (not feof(in)) {
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unsigned c = fread(buffer, 1, size, in);
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for (unsigned i = 0; i < c; ++i) {
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fprintf(out, "0x%x,", buffer[i]);
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}
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}
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fprintf(out, "}; }\n\n");
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fprintf(out, "extern \"C\" EXPORT const unsigned char*\n");
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fprintf(out, "%s(unsigned* size)\n", procedure);
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fprintf(out, "{\n");
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fprintf(out, " *size = sizeof(data);\n");
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fprintf(out, " return data;\n");
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fprintf(out, "}\n");
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}
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void
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usageAndExit(const char* name)
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{
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fprintf(stderr, "usage: %s <input file> <procedure name>\n", name);
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exit(-1);
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}
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} // namespace
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int
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main(int ac, const char** av)
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{
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if (ac != 3) {
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usageAndExit(av[0]);
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}
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FILE* in = fopen(av[1], "rb");
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if (in) {
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writeCode(in, stdout, av[2]);
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fclose(in);
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} else {
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fprintf(stderr, "trouble opening %s\n", av[1]);
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exit(-1);
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}
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}
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@ -4881,7 +4881,10 @@ class MyProcessor: public Processor {
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virtual Thread*
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makeThread(Machine* m, object javaThread, Thread* parent)
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{
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return new (s->allocate(sizeof(MyThread))) MyThread(m, javaThread, parent);
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MyThread* t = new (s->allocate(sizeof(Thread)))
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MyThread(m, javaThread, parent);
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t->init();
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return t;
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}
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virtual void*
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@ -325,13 +325,13 @@ class JarIndex {
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class JarElement: public Element {
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public:
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JarElement(System* s, const char* name):
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s(s), name(name), region(0), index(0)
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s(s), name(name), index(0)
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{ }
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void init() {
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virtual void init() {
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if (index == 0) {
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System::Region* r;
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if (s->success(s->map(&r, this->name))) {
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if (s->success(s->map(&r, name))) {
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region = r;
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index = JarIndex::open(s, r);
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}
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@ -358,6 +358,8 @@ class JarElement: public Element {
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s->free(name);
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if (index) {
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index->dispose();
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}
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if (region) {
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region->dispose();
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}
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s->free(this);
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@ -369,6 +371,35 @@ class JarElement: public Element {
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JarIndex* index;
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};
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class BuiltinElement: public JarElement {
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public:
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BuiltinElement(System* s, const char* name):
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JarElement(s, name)
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{ }
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virtual void init() {
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if (index == 0) {
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System::Library* library;
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if (s->success(s->load(&library, 0, false, 0))) {
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void* p = library->resolve(name);
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if (p) {
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uint8_t* (*function)(unsigned*);
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memcpy(&function, &p, BytesPerWord);
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unsigned size;
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uint8_t* data = function(&size);
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if (data) {
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region = new (s->allocate(sizeof(PointerRegion)))
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PointerRegion(s, data, size);
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index = JarIndex::open(s, region);
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}
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}
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library->dispose();
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}
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}
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}
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};
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Element*
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parsePath(System* s, const char* path)
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{
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@ -403,26 +434,34 @@ parsePath(System* s, const char* path)
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Element* prev = 0;
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for (Tokenizer t(path, s->pathSeparator()); t.hasMore();) {
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Tokenizer::Token token(t.next());
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char* name = static_cast<char*>(s->allocate(token.length + 1));
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memcpy(name, token.s, token.length);
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name[token.length] = 0;
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Element* e;
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switch (s->identify(name)) {
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case System::File: {
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e = new (s->allocate(sizeof(JarElement)))
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JarElement(s, name);
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} break;
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if (*token.s == '[' and token.s[token.length - 1] == ']') {
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char* name = static_cast<char*>(s->allocate(token.length - 1));
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memcpy(name, token.s + 1, token.length - 1);
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name[token.length - 2] = 0;
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e = new (s->allocate(sizeof(BuiltinElement))) BuiltinElement(s, name);
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} else {
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char* name = static_cast<char*>(s->allocate(token.length + 1));
|
||||
memcpy(name, token.s, token.length);
|
||||
name[token.length] = 0;
|
||||
|
||||
case System::Directory: {
|
||||
e = new (s->allocate(sizeof(DirectoryElement)))
|
||||
DirectoryElement(s, name);
|
||||
} break;
|
||||
switch (s->identify(name)) {
|
||||
case System::File: {
|
||||
e = new (s->allocate(sizeof(JarElement))) JarElement(s, name);
|
||||
} break;
|
||||
|
||||
default: {
|
||||
s->free(name);
|
||||
e = 0;
|
||||
} break;
|
||||
case System::Directory: {
|
||||
e = new (s->allocate(sizeof(DirectoryElement)))
|
||||
DirectoryElement(s, name);
|
||||
} break;
|
||||
|
||||
default: {
|
||||
s->free(name);
|
||||
e = 0;
|
||||
} break;
|
||||
}
|
||||
}
|
||||
|
||||
if (e) {
|
||||
|
||||
@ -2870,7 +2870,10 @@ class MyProcessor: public Processor {
|
||||
virtual vm::Thread*
|
||||
makeThread(Machine* m, object javaThread, vm::Thread* parent)
|
||||
{
|
||||
return new (s->allocate(sizeof(Thread))) Thread(m, javaThread, parent);
|
||||
Thread* t = new (s->allocate(sizeof(Thread)))
|
||||
Thread(m, javaThread, parent);
|
||||
t->init();
|
||||
return t;
|
||||
}
|
||||
|
||||
virtual void*
|
||||
|
||||
@ -1842,6 +1842,7 @@ JNI_GetDefaultJavaVMInitArgs(void* args)
|
||||
}
|
||||
|
||||
#define BUILTINS_PROPERTY "vm.builtins"
|
||||
#define BUILTIN_CLASSPATH "[vmClasspath]"
|
||||
|
||||
extern "C" JNIEXPORT jint JNICALL
|
||||
JNI_CreateJavaVM(Machine** m, Thread** t, void* args)
|
||||
@ -1849,7 +1850,13 @@ JNI_CreateJavaVM(Machine** m, Thread** t, void* args)
|
||||
JDK1_1InitArgs* a = static_cast<JDK1_1InitArgs*>(args);
|
||||
|
||||
System* s = makeSystem(a->maxHeapSize);
|
||||
Finder* f = makeFinder(s, a->classpath);
|
||||
|
||||
unsigned size = sizeof(BUILTIN_CLASSPATH) + 1 + strlen(a->classpath);
|
||||
char classpath[size];
|
||||
snprintf(classpath, size, "%s%c%s",
|
||||
BUILTIN_CLASSPATH, s->pathSeparator(), a->classpath);
|
||||
|
||||
Finder* f = makeFinder(s, classpath);
|
||||
Heap* h = makeHeap(s);
|
||||
Processor* p = makeProcessor(s);
|
||||
|
||||
|
||||
@ -1394,7 +1394,6 @@ Machine::Machine(System* system, Heap* heap, Finder* finder,
|
||||
weakReferences(0),
|
||||
tenuredWeakReferences(0),
|
||||
unsafe(false),
|
||||
active(false),
|
||||
heapPoolIndex(0)
|
||||
{
|
||||
populateJNITables(&javaVMVTable, &jniEnvVTable);
|
||||
@ -1451,6 +1450,10 @@ Thread::Thread(Machine* m, object javaThread, Thread* parent):
|
||||
#ifdef VM_STRESS
|
||||
, stress(false)
|
||||
#endif // VM_STRESS
|
||||
{ }
|
||||
|
||||
void
|
||||
Thread::init()
|
||||
{
|
||||
if (parent == 0) {
|
||||
assert(this, m->rootThread == 0);
|
||||
@ -1458,7 +1461,6 @@ Thread::Thread(Machine* m, object javaThread, Thread* parent):
|
||||
|
||||
m->rootThread = this;
|
||||
m->unsafe = true;
|
||||
m->active = false;
|
||||
|
||||
if (not m->system->success(m->system->attach(&runnable))) {
|
||||
abort(this);
|
||||
@ -1554,7 +1556,6 @@ Thread::Thread(Machine* m, object javaThread, Thread* parent):
|
||||
|
||||
if (parent == 0) {
|
||||
enter(this, Thread::IdleState);
|
||||
m->active = true;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@ -1148,7 +1148,6 @@ class Machine {
|
||||
object weakReferences;
|
||||
object tenuredWeakReferences;
|
||||
bool unsafe;
|
||||
bool active;
|
||||
JavaVMVTable javaVMVTable;
|
||||
JNIEnvVTable jniEnvVTable;
|
||||
uintptr_t* heapPool[HeapPoolSize];
|
||||
@ -1242,6 +1241,7 @@ class Thread {
|
||||
|
||||
Thread(Machine* m, object javaThread, Thread* parent);
|
||||
|
||||
void init();
|
||||
void exit();
|
||||
void dispose();
|
||||
|
||||
|
||||
@ -1,4 +1,5 @@
|
||||
#include "stdlib.h"
|
||||
#include "stdio.h"
|
||||
#include "string.h"
|
||||
#include "jni.h"
|
||||
|
||||
|
||||
@ -1426,7 +1426,13 @@ writeConstructors(Output* out, Object* declarations)
|
||||
out->write(" PROTECT(t, e);\n");
|
||||
out->write("#endif\n");
|
||||
out->write(" resolveClass(t, className(t, class__));\n");
|
||||
out->write(" assert(t, t->exception == e);\n");
|
||||
|
||||
if (equal("classNotFoundException", typeName(o))) {
|
||||
out->write(" t->exception = 0;\n");
|
||||
} else {
|
||||
out->write(" assert(t, t->exception == e);\n");
|
||||
}
|
||||
|
||||
out->write(" }\n");
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user