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sqGnu.h
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sqGnu.h
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/* Definitions for "gnuified" interp.c
*
* Copyright (C) 1996 1997 1998 1999 2000 2001 Ian Piumarta and individual
* authors/contributors listed elsewhere in this file.
* All rights reserved.
*
* This file is part of Unix Squeak.
*
* This file is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You may use and/or distribute this file ONLY as part of Squeak, under
* the terms of the Squeak License as described in `LICENSE' in the base of
* this distribution, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment to the original author(s) (and any
* other contributors mentioned herein) in the product documentation
* would be appreciated but is not required.
*
* 2. This notice may not be removed or altered in any source distribution.
*
* Using or modifying this file for use in any context other than Squeak
* changes these copyright conditions. Read the file `COPYING' in the base
* of the distribution before proceeding with any such use.
*
* You are STRONGLY DISCOURAGED from distributing a modified version of
* this file under its original name without permission. If you must
* change it, rename it first.
*/
/* Author: Ian.Piumarta@inria.fr
*
* Last edited: Fri Aug 11 08:20:28 2000 by piumarta (Ian Piumarta) on emilia
* April 17th, 2002, John M McIntosh use jumptable register logic for PPC
* Feb 23rd, 2006, John M McIntosh watch usage of __Apple__ also Ian's changes for GCC i386
* December 10th 2008, Eliot Miranda, updated with FP_REG and use of GIV() for
* the global struct.
*
* NOTES:
* this file is #included IN PLACE OF sq.h
*/
#include "sq.h"
#define CASE(N) case N: _##N:
#if defined(__powerpc__) || defined(PPC) || defined(_POWER) || defined(_IBMR2) || defined(__ppc__)
#define BREAK goto *jumpTableR[currentBytecode]
#define PPC_REG_JUMP ; register void **jumpTableR JP_REG; jumpTableR = &jumpTable[0]
#else
#define BREAK goto *jumpTable[currentBytecode]
#define PPC_REG_JUMP
#endif
#if MULTIPLEBYTECODESETS
# define JUMP_TABLE \
static void *jumpTable[512]= { \
&&_0, &&_1, &&_2, &&_3, &&_4, &&_5, &&_6, &&_7, &&_8, &&_9, \
&&_10, &&_11, &&_12, &&_13, &&_14, &&_15, &&_16, &&_17, &&_18, &&_19, \
&&_20, &&_21, &&_22, &&_23, &&_24, &&_25, &&_26, &&_27, &&_28, &&_29, \
&&_30, &&_31, &&_32, &&_33, &&_34, &&_35, &&_36, &&_37, &&_38, &&_39, \
&&_40, &&_41, &&_42, &&_43, &&_44, &&_45, &&_46, &&_47, &&_48, &&_49, \
&&_50, &&_51, &&_52, &&_53, &&_54, &&_55, &&_56, &&_57, &&_58, &&_59, \
&&_60, &&_61, &&_62, &&_63, &&_64, &&_65, &&_66, &&_67, &&_68, &&_69, \
&&_70, &&_71, &&_72, &&_73, &&_74, &&_75, &&_76, &&_77, &&_78, &&_79, \
&&_80, &&_81, &&_82, &&_83, &&_84, &&_85, &&_86, &&_87, &&_88, &&_89, \
&&_90, &&_91, &&_92, &&_93, &&_94, &&_95, &&_96, &&_97, &&_98, &&_99, \
&&_100, &&_101, &&_102, &&_103, &&_104, &&_105, &&_106, &&_107, &&_108, &&_109, \
&&_110, &&_111, &&_112, &&_113, &&_114, &&_115, &&_116, &&_117, &&_118, &&_119, \
&&_120, &&_121, &&_122, &&_123, &&_124, &&_125, &&_126, &&_127, &&_128, &&_129, \
&&_130, &&_131, &&_132, &&_133, &&_134, &&_135, &&_136, &&_137, &&_138, &&_139, \
&&_140, &&_141, &&_142, &&_143, &&_144, &&_145, &&_146, &&_147, &&_148, &&_149, \
&&_150, &&_151, &&_152, &&_153, &&_154, &&_155, &&_156, &&_157, &&_158, &&_159, \
&&_160, &&_161, &&_162, &&_163, &&_164, &&_165, &&_166, &&_167, &&_168, &&_169, \
&&_170, &&_171, &&_172, &&_173, &&_174, &&_175, &&_176, &&_177, &&_178, &&_179, \
&&_180, &&_181, &&_182, &&_183, &&_184, &&_185, &&_186, &&_187, &&_188, &&_189, \
&&_190, &&_191, &&_192, &&_193, &&_194, &&_195, &&_196, &&_197, &&_198, &&_199, \
&&_200, &&_201, &&_202, &&_203, &&_204, &&_205, &&_206, &&_207, &&_208, &&_209, \
&&_210, &&_211, &&_212, &&_213, &&_214, &&_215, &&_216, &&_217, &&_218, &&_219, \
&&_220, &&_221, &&_222, &&_223, &&_224, &&_225, &&_226, &&_227, &&_228, &&_229, \
&&_230, &&_231, &&_232, &&_233, &&_234, &&_235, &&_236, &&_237, &&_238, &&_239, \
&&_240, &&_241, &&_242, &&_243, &&_244, &&_245, &&_246, &&_247, &&_248, &&_249, \
&&_250, &&_251, &&_252, &&_253, &&_254, &&_255, &&_256, &&_257, &&_258, &&_259, \
&&_260, &&_261, &&_262, &&_263, &&_264, &&_265, &&_266, &&_267, &&_268, &&_269, \
&&_270, &&_271, &&_272, &&_273, &&_274, &&_275, &&_276, &&_277, &&_278, &&_279, \
&&_280, &&_281, &&_282, &&_283, &&_284, &&_285, &&_286, &&_287, &&_288, &&_289, \
&&_290, &&_291, &&_292, &&_293, &&_294, &&_295, &&_296, &&_297, &&_298, &&_299, \
&&_300, &&_301, &&_302, &&_303, &&_304, &&_305, &&_306, &&_307, &&_308, &&_309, \
&&_310, &&_311, &&_312, &&_313, &&_314, &&_315, &&_316, &&_317, &&_318, &&_319, \
&&_320, &&_321, &&_322, &&_323, &&_324, &&_325, &&_326, &&_327, &&_328, &&_329, \
&&_330, &&_331, &&_332, &&_333, &&_334, &&_335, &&_336, &&_337, &&_338, &&_339, \
&&_340, &&_341, &&_342, &&_343, &&_344, &&_345, &&_346, &&_347, &&_348, &&_349, \
&&_350, &&_351, &&_352, &&_353, &&_354, &&_355, &&_356, &&_357, &&_358, &&_359, \
&&_360, &&_361, &&_362, &&_363, &&_364, &&_365, &&_366, &&_367, &&_368, &&_369, \
&&_370, &&_371, &&_372, &&_373, &&_374, &&_375, &&_376, &&_377, &&_378, &&_379, \
&&_380, &&_381, &&_382, &&_383, &&_384, &&_385, &&_386, &&_387, &&_388, &&_389, \
&&_390, &&_391, &&_392, &&_393, &&_394, &&_395, &&_396, &&_397, &&_398, &&_399, \
&&_400, &&_401, &&_402, &&_403, &&_404, &&_405, &&_406, &&_407, &&_408, &&_409, \
&&_410, &&_411, &&_412, &&_413, &&_414, &&_415, &&_416, &&_417, &&_418, &&_419, \
&&_420, &&_421, &&_422, &&_423, &&_424, &&_425, &&_426, &&_427, &&_428, &&_429, \
&&_430, &&_431, &&_432, &&_433, &&_434, &&_435, &&_436, &&_437, &&_438, &&_439, \
&&_440, &&_441, &&_442, &&_443, &&_444, &&_445, &&_446, &&_447, &&_448, &&_449, \
&&_450, &&_451, &&_452, &&_453, &&_454, &&_455, &&_456, &&_457, &&_458, &&_459, \
&&_460, &&_461, &&_462, &&_463, &&_464, &&_465, &&_466, &&_467, &&_468, &&_469, \
&&_470, &&_471, &&_472, &&_473, &&_474, &&_475, &&_476, &&_477, &&_478, &&_479, \
&&_480, &&_481, &&_482, &&_483, &&_484, &&_485, &&_486, &&_487, &&_488, &&_489, \
&&_490, &&_491, &&_492, &&_493, &&_494, &&_495, &&_496, &&_497, &&_498, &&_499, \
&&_500, &&_501, &&_502, &&_503, &&_504, &&_505, &&_506, &&_507, &&_508, &&_509, \
&&_510, &&_511 \
} PPC_REG_JUMP;
#else /* MULTIPLEBYTECODESETS */
# define JUMP_TABLE \
void *jumpTable[256]= { \
&&_0, &&_1, &&_2, &&_3, &&_4, &&_5, &&_6, &&_7, &&_8, &&_9, \
&&_10, &&_11, &&_12, &&_13, &&_14, &&_15, &&_16, &&_17, &&_18, &&_19, \
&&_20, &&_21, &&_22, &&_23, &&_24, &&_25, &&_26, &&_27, &&_28, &&_29, \
&&_30, &&_31, &&_32, &&_33, &&_34, &&_35, &&_36, &&_37, &&_38, &&_39, \
&&_40, &&_41, &&_42, &&_43, &&_44, &&_45, &&_46, &&_47, &&_48, &&_49, \
&&_50, &&_51, &&_52, &&_53, &&_54, &&_55, &&_56, &&_57, &&_58, &&_59, \
&&_60, &&_61, &&_62, &&_63, &&_64, &&_65, &&_66, &&_67, &&_68, &&_69, \
&&_70, &&_71, &&_72, &&_73, &&_74, &&_75, &&_76, &&_77, &&_78, &&_79, \
&&_80, &&_81, &&_82, &&_83, &&_84, &&_85, &&_86, &&_87, &&_88, &&_89, \
&&_90, &&_91, &&_92, &&_93, &&_94, &&_95, &&_96, &&_97, &&_98, &&_99, \
&&_100, &&_101, &&_102, &&_103, &&_104, &&_105, &&_106, &&_107, &&_108, &&_109, \
&&_110, &&_111, &&_112, &&_113, &&_114, &&_115, &&_116, &&_117, &&_118, &&_119, \
&&_120, &&_121, &&_122, &&_123, &&_124, &&_125, &&_126, &&_127, &&_128, &&_129, \
&&_130, &&_131, &&_132, &&_133, &&_134, &&_135, &&_136, &&_137, &&_138, &&_139, \
&&_140, &&_141, &&_142, &&_143, &&_144, &&_145, &&_146, &&_147, &&_148, &&_149, \
&&_150, &&_151, &&_152, &&_153, &&_154, &&_155, &&_156, &&_157, &&_158, &&_159, \
&&_160, &&_161, &&_162, &&_163, &&_164, &&_165, &&_166, &&_167, &&_168, &&_169, \
&&_170, &&_171, &&_172, &&_173, &&_174, &&_175, &&_176, &&_177, &&_178, &&_179, \
&&_180, &&_181, &&_182, &&_183, &&_184, &&_185, &&_186, &&_187, &&_188, &&_189, \
&&_190, &&_191, &&_192, &&_193, &&_194, &&_195, &&_196, &&_197, &&_198, &&_199, \
&&_200, &&_201, &&_202, &&_203, &&_204, &&_205, &&_206, &&_207, &&_208, &&_209, \
&&_210, &&_211, &&_212, &&_213, &&_214, &&_215, &&_216, &&_217, &&_218, &&_219, \
&&_220, &&_221, &&_222, &&_223, &&_224, &&_225, &&_226, &&_227, &&_228, &&_229, \
&&_230, &&_231, &&_232, &&_233, &&_234, &&_235, &&_236, &&_237, &&_238, &&_239, \
&&_240, &&_241, &&_242, &&_243, &&_244, &&_245, &&_246, &&_247, &&_248, &&_249, \
&&_250, &&_251, &&_252, &&_253, &&_254, &&_255 \
} PPC_REG_JUMP;
#endif /* MULTIPLEBYTECODESETS */
/*
IP_REG, FP_REG, SP_REG, CB_REG
the machine registers in which to place localIP, localFP, localSP and
currentBytecode. Wins big on register-deficient architectures --
especially Intel.
*/
#if defined(__clang__)
/* clang can't compile specific register assignments */
#elif defined(__mips__)
# define IP_REG asm("$16")
# define SP_REG asm("$17")
# define CB_REG asm("$18")
#elif defined(__sparc__)
# define IP_REG asm("%l0")
# define SP_REG asm("%l1")
# define CB_REG asm("%l2")
#elif defined(__alpha__)
# define IP_REG asm("$9")
# define SP_REG asm("$10")
# define CB_REG asm("$11")
#elif defined(__i386__)
# define IP_REG asm("%esi")
# define SP_REG asm("%edi")
# define CB_REG asm("%ebx")
#elif defined(__powerpc__) || defined(PPC) || defined(_POWER) || defined(_IBMR2) || defined(__ppc__)
# define FOO_REG asm("13")
# define JP_REG asm("14")
# define IP_REG asm("15")
# define SP_REG asm("16")
# define CB_REG asm("17")
#elif defined(__hppa__)
# define IP_REG asm("%r18")
# define SP_REG asm("%r17")
# define CB_REG asm("%r16")
#elif defined(__mc68000__)
# define IP_REG asm("a5")
# define SP_REG asm("a4")
# define CB_REG asm("d7")
#endif
#if !defined(CB_REG)
# define CB_REG /* nada */
#endif
#if !defined(IP_REG)
# define IP_REG /* nada */
#endif
#if !defined(SP_REG)
# define SP_REG /* nada */
#endif
#if !defined(FP_REG)
# define FP_REG /* nada */
#endif