X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=includes%2FStorage.h;h=238b858406dca541636c9c3b3a14b31c988d0b12;hp=0b9337808338ef4913a0675a09b73aff7ceca38c;hb=d7d755865a3849be26a468a3fa430ff96c8e9e0c;hpb=9cef40bd4dd2536c7a370a1a9b78461c152805cc diff --git a/includes/Storage.h b/includes/Storage.h index 0b93378..238b858 100644 --- a/includes/Storage.h +++ b/includes/Storage.h @@ -114,10 +114,20 @@ extern void freeStorage(void); /* ----------------------------------------------------------------------------- Generic allocation - StgPtr allocate(nat n) Allocates a chunk of contiguous store - n words long, returning a pointer to - the first word. Always succeeds. + StgPtr allocateInGen(generation *g, nat n) + Allocates a chunk of contiguous store + n words long in generation g, + returning a pointer to the first word. + Always succeeds. + StgPtr allocate(nat n) Equaivalent to allocateInGen(g0) + + StgPtr allocateLocal(Capability *cap, nat n) + Allocates memory from the nursery in + the current Capability. This can be + done without taking a global lock, + unlike allocate(). + StgPtr allocatePinned(nat n) Allocates a chunk of contiguous store n words long, which is at a fixed address (won't be moved by GC). @@ -137,18 +147,17 @@ extern void freeStorage(void); rtsBool doYouWantToGC(void) Returns True if the storage manager is ready to perform a GC, False otherwise. - lnat allocated_bytes(void) Returns the number of bytes allocated + lnat allocatedBytes(void) Returns the number of bytes allocated via allocate() since the last GC. Used in the reporting of statistics. - THREADED_RTS: allocate and doYouWantToGC can be used from STG code, they are - surrounded by a mutex. -------------------------------------------------------------------------- */ extern StgPtr allocate ( nat n ); +extern StgPtr allocateInGen ( generation *g, nat n ); extern StgPtr allocateLocal ( Capability *cap, nat n ); extern StgPtr allocatePinned ( nat n ); -extern lnat allocated_bytes ( void ); +extern lnat allocatedBytes ( void ); extern bdescr * RTS_VAR(small_alloc_list); extern bdescr * RTS_VAR(large_alloc_list); @@ -181,7 +190,7 @@ extern void freeExec (void *p); MarkRoot(StgClosure *p) Returns the new location of the root. -------------------------------------------------------------------------- */ -extern void GarbageCollect(void (*get_roots)(evac_fn),rtsBool force_major_gc); +extern void GarbageCollect(rtsBool force_major_gc); /* ----------------------------------------------------------------------------- Generational garbage collection support @@ -295,11 +304,14 @@ void dirty_MUT_VAR(StgRegTable *reg, StgClosure *p); -------------------------------------------------------------------------- */ #define LOOKS_LIKE_INFO_PTR(p) \ - (p && ((StgInfoTable *)(INFO_PTR_TO_STRUCT(p)))->type != INVALID_OBJECT && \ + (p && LOOKS_LIKE_INFO_PTR_NOT_NULL(p)) + +#define LOOKS_LIKE_INFO_PTR_NOT_NULL(p) \ + (((StgInfoTable *)(INFO_PTR_TO_STRUCT(p)))->type != INVALID_OBJECT && \ ((StgInfoTable *)(INFO_PTR_TO_STRUCT(p)))->type < N_CLOSURE_TYPES) #define LOOKS_LIKE_CLOSURE_PTR(p) \ - (LOOKS_LIKE_INFO_PTR(((StgClosure *)(p))->header.info)) + (LOOKS_LIKE_INFO_PTR((UNTAG_CLOSURE((StgClosure *)(p)))->header.info)) /* ----------------------------------------------------------------------------- Macros for calculating how big a closure will be (used during allocation) @@ -358,7 +370,7 @@ INLINE_HEADER StgWord tso_sizeW ( StgTSO *tso ) INLINE_HEADER StgWord bco_sizeW ( StgBCO *bco ) { return bco->size; } -STATIC_INLINE nat +INLINE_HEADER nat closure_sizeW_ (StgClosure *p, StgInfoTable *info) { switch (info->type) { @@ -388,6 +400,7 @@ closure_sizeW_ (StgClosure *p, StgInfoTable *info) case AP_STACK: return ap_stack_sizeW((StgAP_STACK *)p); case AP: + return ap_sizeW((StgAP *)p); case PAP: return pap_sizeW((StgPAP *)p); case IND: @@ -424,7 +437,7 @@ closure_sizeW_ (StgClosure *p, StgInfoTable *info) } // The definitive way to find the size, in words, of a heap-allocated closure -STATIC_INLINE nat +INLINE_HEADER nat closure_sizeW (StgClosure *p) { return closure_sizeW_(p, get_itbl(p)); @@ -453,7 +466,6 @@ INLINE_HEADER StgWord stack_frame_sizeW( StgClosure *frame ) return sizeofW(StgRetFun) + ((StgRetFun *)frame)->size; case RET_BIG: - case RET_VEC_BIG: return 1 + GET_LARGE_BITMAP(&info->i)->size; case RET_BCO: @@ -472,13 +484,14 @@ extern void allocNurseries ( void ); extern void resetNurseries ( void ); extern void resizeNurseries ( nat blocks ); extern void resizeNurseriesFixed ( nat blocks ); -extern void tidyAllocateLists ( void ); extern lnat countNurseryBlocks ( void ); /* ----------------------------------------------------------------------------- Functions from GC.c -------------------------------------------------------------------------- */ +typedef void (*evac_fn)(StgClosure **); + extern void threadPaused ( Capability *cap, StgTSO * ); extern StgClosure * isAlive ( StgClosure *p ); extern void markCAFs ( evac_fn evac );