X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=includes%2FRts.h;h=df8cb469009d5a521b1edb3f8004aa318d75104b;hb=a0d2d5bb9a949bc683d1fe576260f8c09930948a;hp=d009618442e23e9285845267286faabd7cec5beb;hpb=1143c0e63ab9925697dcd553bbdb65aa8d51fdb5;p=ghc-hetmet.git diff --git a/includes/Rts.h b/includes/Rts.h index d009618..df8cb46 100644 --- a/includes/Rts.h +++ b/includes/Rts.h @@ -107,6 +107,29 @@ extern void _assertFail (const char *, unsigned int); #define FMT_Int64 "lld" #endif +/* + * Macros for untagging and retagging closure pointers + * For more information look at the comments in Cmm.h + */ + +static inline StgWord +GET_CLOSURE_TAG(StgClosure * p) +{ + return (StgWord)p & TAG_MASK; +} + +static inline StgClosure * +UNTAG_CLOSURE(StgClosure * p) +{ + return (StgClosure*)((StgWord)p & ~TAG_MASK); +} + +static inline StgClosure * +TAG_CLOSURE(StgWord tag,StgClosure * p) +{ + return (StgClosure*)((StgWord)p | tag); +} + /* ----------------------------------------------------------------------------- Include everything STG-ish -------------------------------------------------------------------------- */ @@ -207,6 +230,23 @@ extern void stg_exit(int n) GNU_ATTRIBUTE(__noreturn__); /* declarations for runtime flags/values */ #define MAX_RTS_ARGS 32 +#ifdef DEBUG +#define TICK_VAR(arity) \ + extern StgInt SLOW_CALLS_##arity; \ + extern StgInt RIGHT_ARITY_##arity; \ + extern StgInt TAGGED_PTR_##arity; + +#define TICK_VAR_INI(arity) \ + StgInt SLOW_CALLS_##arity = 1; \ + StgInt RIGHT_ARITY_##arity = 1; \ + StgInt TAGGED_PTR_##arity = 0; + +extern StgInt TOTAL_CALLS; + +TICK_VAR(1) +TICK_VAR(2) +#endif + /* ----------------------------------------------------------------------------- Assertions and Debuggery -------------------------------------------------------------------------- */ @@ -218,7 +258,11 @@ extern void stg_exit(int n) GNU_ATTRIBUTE(__noreturn__); -------------------------------------------------------------------------- */ #ifdef DEBUG +#if IN_STG_CODE +#define IF_DEBUG(c,s) if (RtsFlags[0].DebugFlags.c) { s; } +#else #define IF_DEBUG(c,s) if (RtsFlags.DebugFlags.c) { s; } +#endif #else #define IF_DEBUG(c,s) doNothing() #endif