* separate Label and Symbol.
* net/loveruby/cflat/compiler/CodeGenerator.java: use Symbol instead of Label for entity symbol.
* net/loveruby/cflat/asm/Symbol.java: new interface.
* net/loveruby/cflat/asm/BaseSymbol.java: new class.
* net/loveruby/cflat/asm/NamedSymbol.java: new class.
* net/loveruby/cflat/asm/SuffixedSymbol.java: new class.
* net/loveruby/cflat/asm/UnnamedSymbol.java: new class.
* net/loveruby/cflat/asm/SymbolTable.java: new class.
* net/loveruby/cflat/asm/*.java: Label -> Symbol.
* net/loveruby/cflat/asm/LabelRef.java: removed.
* net/loveruby/cflat/ast/*.java: Label -> Symbol.
* net/loveruby/cflat/parser/Parser.jj: does not pass a LabelPool anymore.
git-svn-id: file:///Users/aamine/c/gitwork/public/cbc/trunk@4072 1b9489fe-b721-0410-924e-b54b9192deb8
* lib/Makefile: should generate PIC for libcbc.o.
* net/loveruby/cflat/compiler/Compiler.java: pass CodeGeneratorOptions to CodeGenerator.
* net/loveruby/cflat/compiler/Options.java: new options -fpic, -fPIC.
* net/loveruby/cflat/compiler/CodeGenerator.java: use position independent address for global variables, common symbols, defined/undefined functions and string constants.
* net/loveruby/cflat/compiler/CodeGeneratorOptions.java: new class.
* net/loveruby/cflat/asm/ELFConstants.java: new interface to define ELF-related constants.
* net/loveruby/cflat/asm/Assembler.java: new method #hidden.
* net/loveruby/cflat/asm/Assembler.java: new overload #section(s,s,s,s,s).
* net/loveruby/cflat/asm/IndirectMemoryReference.java: offset may not long, but Literal.
* net/loveruby/cflat/asm/Literal.java: new method #isZero.
* net/loveruby/cflat/asm/IntegerLiteral.java: ditto.
* net/loveruby/cflat/asm/LabelRef.java: ditto.
* net/loveruby/cflat/ast/ExprNode.java: new method #shouldEvaluatedToAddres.
* net/loveruby/cflat/ast/VariableNode.java: override it.
* net/loveruby/cflat/ast/CastNode.java: override it.
* net/loveruby/cflat/ast/Entity.java: new method #cannotLoad, to implement #shouldEvaluatedToAddress.
* net/loveruby/cflat/ast/Variable.java: override it.
* net/loveruby/cflat/ast/Function.java: override it.
* net/loveruby/cflat/ast/ExprNode.java: rename method: #AsmLiteral -> #AsmValue because it now returns ImmediateValue instead of Literal.
* net/loveruby/cflat/ast/CastNode.java: override it.
* net/loveruby/cflat/ast/LiteralNode.java: rename method also.
* net/loveruby/cflat/ast/IntegerLiteralNode.java: ditto.
* net/loveruby/cflat/ast/StringLiteralNode.java: ditto.
* net/loveruby/cflat/ast/Variable.java: holds memref and address here, not in subclasses.
* net/loveruby/cflat/ast/DefinedVariable.java: ditto.
* net/loveruby/cflat/ast/UndefinedVariable.java: ditto.
* net/loveruby/cflat/ast/LiteralNode.java: new method #memref.
* net/loveruby/cflat/ast/IntegerLiteralNode.java: implement it.
* net/loveruby/cflat/ast/StringLiteralNode.java: implement it.
* net/loveruby/cflat/ast/ConstantEntry.java: holds memref and address.
* net/loveruby/cflat/ast/AST.java: new method #allFunctions, to access undefined functions from code generator.
* net/loveruby/cflat/ast/ToplevelScope.java: ditto.
git-svn-id: file:///Users/aamine/c/gitwork/public/cbc/trunk@4057 1b9489fe-b721-0410-924e-b54b9192deb8
* net/loveruby/cflat/compiler/TypeChecker.java: arrays and pointers are both dereferable (== indexable). We can dereference both.
* net/loveruby/cflat/type/Type.java: #isIndexable -> #isDereferable.
* net/loveruby/cflat/type/UserType.java: ditto.
* net/loveruby/cflat/type/ArrayType.java: ditto.
* net/loveruby/cflat/ast/ExprNode.java: ditto.
* net/loveruby/cflat/type/Type.java: #isReferable -> #isDereferable.
* net/loveruby/cflat/type/ArrayType.java: ditto.
* net/loveruby/cflat/type/PointerType.java: ditto.
* net/loveruby/cflat/type/UserType.java: ditto.
* net/loveruby/cflat/ast/ArefNode.java: ptr[0] should be allowed. Use #isDereferable instead of explict pointer check.
* net/loveruby/cflat/ast/DereferenceNode.java: override #type.
* net/loveruby/cflat/ast/ArefNode.java: remove cast for Type.
* net/loveruby/cflat/ast/FuncallNode.java: #functionType should be called after checking isCallable, type check is not needed in #functionType.
* net/loveruby/cflat/ast/PtrMemberNode.java: #baseType -> #dereferedType.
* net/loveruby/cflat/ast/MemberNode.java: reduce cast for Type.
* net/loveruby/cflat/type/Type.java: define #baseType here.
* net/loveruby/cflat/type/ArrayType.java: override #baseType (#base -> #baseType).
* net/loveruby/cflat/type/PointerType.java: ditto.
* net/loveruby/cflat/type/UserType.java: ditto.
* net/loveruby/cflat/ast/Function.java: ditto.
* net/loveruby/cflat/type/PointerType.java: is not an integer. #isInteger removed.
* net/loveruby/cflat/type/ArrayTypeRef.java: #base -> #baseType.
* net/loveruby/cflat/type/PointerTypeRef.java: ditto.
* net/loveruby/cflat/type/TypeTable.java: do not use cast methods, use true cast, since the real type is required here.
* test/usertype.cb: test user type.
* test/Makefile: build it.
* test/test.sh: run it.
git-svn-id: file:///Users/aamine/c/gitwork/public/cbc/trunk@3776 1b9489fe-b721-0410-924e-b54b9192deb8
* net/loveruby/cflat/compiler/TypeChecker.java: check if argument type is valid.
* net/loveruby/cflat/compiler/TypeChecker.java: check if lhs is assignable.
* net/loveruby/cflat/compiler/TypeChecker.java: reduce cast.
* net/loveruby/cflat/ast/Function.java: define #address here.
* net/loveruby/cflat/ast/DefinedFunction.java: ditto.
* net/loveruby/cflat/ast/UndefinedFunction.java: ditto.
* net/loveruby/cflat/ast/BlockNode.java: fix type error by cast.
* test/test.sh: test funcptr2.
* test/funcptr2.cb: test a function pointer to local (defined) function.
git-svn-id: file:///Users/aamine/c/gitwork/public/cbc/trunk@3775 1b9489fe-b721-0410-924e-b54b9192deb8
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