version 1.4, 1995/11/07 18:06:49
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version 1.8, 1997/03/04 17:49:51
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#include "32bit.h" |
#include "32bit.h" |
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#define FLUSH_ICACHE(addr,size) cache_$clear() |
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/* Clearing the whole cache is a bit drastic, but this is the only |
/* Clearing the whole cache is a bit drastic, but this is the only |
cache control available on the apollo. |
* cache control available on the apollo and NeXT |
*/ |
*/ |
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#if defined(apollo) |
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# define FLUSH_ICACHE(addr,size) cache_$clear() |
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#elif defined(NeXT) |
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# define FLUSH_ICACHE(addr,size) asm("trap #2"); |
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#elif defined(hpux) |
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# include <sys/cache.h> |
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# define FLUSH_ICACHE(addr,size) cachectl(CC_IPURGE,(addr),(size)) |
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#else |
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# warning no FLUSH_ICACHE defined. If your machine has an I-cache (68020+), |
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# warning direct threading and CODE words will not work. |
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#endif |
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#ifdef DIRECT_THREADED |
#ifdef DIRECT_THREADED |
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#warning untested |
/* PFA gives the parameter field address corresponding to a cfa */ |
/* PFA gives the parameter field address corresponding to a cfa */ |
#define PFA(cfa) (((Cell *)cfa)+2) |
#define PFA(cfa) (((Cell *)cfa)+2) |
/* PFA1 is a special version for use just after a NEXT1 */ |
/* PFA1 is a special version for use just after a NEXT1 */ |
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_cfa[0] = 0x4ef9; /* jmp.l */ \ |
_cfa[0] = 0x4ef9; /* jmp.l */ \ |
*(long *)(_cfa+1) = (long)(ca);}) |
*(long *)(_cfa+1) = (long)(ca);}) |
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/* this is the point where the does code starts if label points to the |
/* this is the point where the does code for the word with the xt cfa |
* jump dodoes */ |
starts. */ |
#define DOES_CODE(label) ((Xt *)(((char *)CODE_ADDRESS(label))+DOES_HANDLER_SIZE)) |
#define DOES_CODE(cfa) \ |
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({ short *_cfa=(short *)(cfa); \ |
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short *_ca; \ |
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((_cfa[0] == 0x4ef9 \ |
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&& (_ca=CODE_ADDRESS(cfa), _ca[0] == 0x4ef9) \ |
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&& *(long *)(_cfa+1) == &&docol) \ |
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? ((unsigned)_ca)+DOES_HANDLER_SIZE \ |
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: 0); }) |
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/* this is a special version of DOES_CODE for use in dodoes */ |
/* this is a special version of DOES_CODE for use in dodoes */ |
#define DOES_CODE1(label) DOES_CODE(label) |
#define DOES_CODE1(cfa) ((Xt *)(((char *)CODE_ADDRESS(cfa))+DOES_HANDLER_SIZE)) |
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/* this stores a call dodoes at addr */ |
/* this stores a call dodoes at addr */ |
#define MAKE_DOES_HANDLER(addr) MAKE_CF(addr,symbols[DODOES]) |
#define MAKE_DOES_HANDLER(addr) MAKE_CF(addr,symbols[DODOES]) |
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#define DOES_HANDLER_SIZE 8 |
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#define MAKE_DOES_CF(addr,doesp) MAKE_CF(addr,((int)(doesp)-8)) |
#define MAKE_DOES_CF(addr,doesp) MAKE_CF(addr,((int)(doesp)-8)) |
#endif |
#endif |
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