vmkit/include/j3/j3constants.h

#ifndef _J3_CONSTANTS_H_
#define _J3_CONSTANTS_H_

#include <stdint.h>
#include <sys/types.h>

namespace llvm {
	class Type;
}

namespace vmkit {
	class Name;
	class Names;
}

namespace j3 {
	class J3Class;
	class J3;

	class J3Cst {
	public:
		static const char* opcodeNames[];

		static const int MAGIC = 0xcafebabe;

#define onJavaConstantNames(_)																					\
		_(clinitName,                 "<clinit>")														\
		_(clinitSignName,             "()V")																\
		_(initName,                   "<init>")															\
																																				\
		_(codeAttribute,              "Code")																\
		_(constantValueAttribute,     "ConstantValue")											\
		_(annotationsAttribute,       "RuntimeVisibleAnnotations")					\
		_(exceptionsAttribute,        "Exceptions")													\
		_(lineNumberTableAttribute,   "LineNumberTable")										\
		_(innerClassesAttribute,      "InnerClasses")												\
		_(sourceFileAttribute,        "SourceFile")													\
		_(signatureAttribute,         "Signature")													\
		_(enclosingMethodAttribute,   "EnclosingMethod")										\
		_(paramAnnotationsAttribute,  "RuntimeVisibleParameterAnnotations") \
		_(annotationDefaultAttribute, "AnnotationDefault")

		static char    nativePrefix[];

		static void initialize(vmkit::Names* names);

		static const int CONSTANT_Utf8 =               1;
		static const int CONSTANT_Integer =            3;
		static const int CONSTANT_Float =              4;
		static const int CONSTANT_Long =               5;
		static const int CONSTANT_Double =             6;
		static const int CONSTANT_Class =              7;
		static const int CONSTANT_String =             8;
		static const int CONSTANT_Fieldref =           9;
		static const int CONSTANT_Methodref =          10;
		static const int CONSTANT_InterfaceMethodref = 11;
		static const int CONSTANT_NameAndType =        12;
		static const int CONSTANT_MethodHandle =       15;
		static const int CONSTANT_MethodType =         16;
		static const int CONSTANT_InvokeDynamic =      18;

#define DO_IS(name, flag_name, value)															\
		static const uint16_t flag_name = value;											\
		static bool name(uint16_t flag) { return flag & flag_name; }

		DO_IS(isPublic,        ACC_PUBLIC,       0x0001);
		DO_IS(isPrivate,       ACC_PRIVATE,      0x0002);
		DO_IS(isProtected,     ACC_PROTECTED,    0x0004);
		DO_IS(isStatic,        ACC_STATIC,       0x0008);
		DO_IS(isFinal,         ACC_FINAL,        0x0010);
		DO_IS(isSuper,         ACC_SUPER,        0x0020);
		DO_IS(isSynchronized,  ACC_SYNCHRONIZED, 0x0020);
		DO_IS(isNative,        ACC_NATIVE,       0x0100);
		DO_IS(isVolatile,      ACC_VOLATILE,     0x0040);
		DO_IS(isTransient,     ACC_TRANSIENT,    0x0080);
		DO_IS(isInterface,     ACC_INTERFACE,    0x0200);
		DO_IS(isAbstract,      ACC_ABSTRACT,     0x0400);
		DO_IS(isStrict,        ACC_STRICT,       0x0800);

#undef DO_IS

		static const char ID_Void =        'V';
		static const char ID_Byte =        'B';
		static const char ID_Character =   'C';
		static const char ID_Double =      'D';
		static const char ID_Float =       'F';
		static const char ID_Integer =     'I';
		static const char ID_Long =        'J';
		static const char ID_Classname =   'L';
		static const char ID_End =         ';';
		static const char ID_Short =       'S';
		static const char ID_Boolean =     'Z';
		static const char ID_Array =       '[';
		static const char ID_Left =        '(';
		static const char ID_Right =       ')';

		static const uint8_t T_BOOLEAN =    4;
		static const uint8_t T_CHAR =       5;
		static const uint8_t T_FLOAT =      6;
		static const uint8_t T_DOUBLE =     7;
		static const uint8_t T_BYTE =       8;
		static const uint8_t T_SHORT =      9;
		static const uint8_t T_INT =        10;
		static const uint8_t T_LONG =       11;

		static uint32_t round(uint32_t value, uint32_t bound) {
			return ((value - 1) & (-bound)) + bound;
		}

#define defOpcode(ID, val, effect)											\
		static const uint8_t BC_##ID = val;
#include "j3bc.def"
#undef defOpcode
	};
}
#endif