X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fruntime%2Fruntime.h;h=c6e8a6eee0f880246b3aef6e1cf0b81ac350ee83;hb=77d94d36bcfd3d5eea73ad51e6ee621a8938f995;hp=88d6ca91e5cbc1230474b87dd98f61e9b10e7ab0;hpb=cf4cb9554515c59eddbde38d1cf236339c37f55f;p=sbcl.git diff --git a/src/runtime/runtime.h b/src/runtime/runtime.h index 88d6ca9..c6e8a6e 100644 --- a/src/runtime/runtime.h +++ b/src/runtime/runtime.h @@ -37,28 +37,35 @@ * problem.. */ #define QSHOW_SIGNALS 0 -/* FIXME: Make HeaderValue, CONS, SYMBOL, and FDEFN into inline - * functions instead of macros. */ - -#define HeaderValue(obj) ((unsigned long) ((obj) >> N_WIDETAG_BITS)) - -#define CONS(obj) ((struct cons *)((obj)-LIST_POINTER_LOWTAG)) -#define SYMBOL(obj) ((struct symbol *)((obj)-OTHER_POINTER_LOWTAG)) -#define FDEFN(obj) ((struct fdefn *)((obj)-OTHER_POINTER_LOWTAG)) - /* KLUDGE: These are in theory machine-dependent and OS-dependent, but * in practice the "foo int" definitions work for all the machines * that SBCL runs on as of 0.6.7. If we port to the Alpha or some * other non-32-bit machine we'll probably need real machine-dependent * and OS-dependent definitions again. */ /* even on alpha, int happens to be 4 bytes. long is longer. */ +/* FIXME: these names really shouldn't reflect their length and this + is not quite right for some of the FFI stuff */ +#if 64 == N_WORD_BITS +typedef unsigned long u32; +typedef signed long s32; +#else typedef unsigned int u32; typedef signed int s32; -#define LOW_WORD(c) ((long)(c) & 0xFFFFFFFFL) +#endif + /* this is an integral type the same length as a machine pointer */ typedef unsigned long pointer_sized_uint_t ; -typedef u32 lispobj; +/* FIXME: we do things this way because of the alpha32 port. once + alpha64 has arrived, all this nastiness can go away */ +#if 64 == N_WORD_BITS +#define LOW_WORD(c) ((pointer_sized_uint_t)c) +typedef unsigned long lispobj; +#else +#define LOW_WORD(c) ((long)(c) & 0xFFFFFFFFL) +/* fake it on alpha32 */ +typedef unsigned int lispobj; +#endif static inline int lowtag_of(lispobj obj) { @@ -70,6 +77,30 @@ widetag_of(lispobj obj) { return obj & WIDETAG_MASK; } +static inline unsigned long +HeaderValue(lispobj obj) +{ + return obj >> N_WIDETAG_BITS; +} + +static inline struct cons * +CONS(lispobj obj) +{ + return (struct cons *)(obj - LIST_POINTER_LOWTAG); +} + +static inline struct symbol * +SYMBOL(lispobj obj) +{ + return (struct symbol *)(obj - OTHER_POINTER_LOWTAG); +} + +static inline struct fdefn * +FDEFN(lispobj obj) +{ + return (struct fdefn *)(obj - OTHER_POINTER_LOWTAG); +} + /* Is the Lisp object obj something with pointer nature (as opposed to * e.g. a fixnum or character or unbound marker)? */ static inline int