X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Fincludes%2FPrimOps.h;h=b76ba60378acb82708de3621dffe9b79044086c4;hb=087fdd53c7d6bb6cb17574133abc2de4f1816c7e;hp=87630c41383a1ed23d3d4a14121b3b1202511c81;hpb=4f2b3ca6ddd54b417d9e592fe9ea8f47a72dbfd9;p=ghc-hetmet.git diff --git a/ghc/includes/PrimOps.h b/ghc/includes/PrimOps.h index 87630c4..b76ba60 100644 --- a/ghc/includes/PrimOps.h +++ b/ghc/includes/PrimOps.h @@ -1,5 +1,5 @@ /* ----------------------------------------------------------------------------- - * $Id: PrimOps.h,v 1.30 1999/05/10 09:50:49 simonm Exp $ + * $Id: PrimOps.h,v 1.64 2000/10/12 15:49:34 simonmar Exp $ * * (c) The GHC Team, 1998-1999 * @@ -11,6 +11,39 @@ #define PRIMOPS_H /* ----------------------------------------------------------------------------- + Helpers for the metacircular interpreter. + -------------------------------------------------------------------------- */ + +#ifdef GHCI + +#define CHASE_INDIRECTIONS(lval) \ + do { \ + int again; \ + do { \ + again = 0; \ + if (get_itbl((StgClosure*)lval)->type == IND) \ + { again = 1; lval = ((StgInd*)lval)->indirectee; } \ + else \ + if (get_itbl((StgClosure*)lval)->type == IND_OLDGEN) \ + { again = 1; lval = ((StgIndOldGen*)lval)->indirectee; } \ + } while (again); \ + } while (0) + +#define indexWordOffClosurezh(r,a,i) \ + do { StgClosure* tmp = (StgClosure*)(a); \ + CHASE_INDIRECTIONS(tmp); \ + r = ((W_ *)tmp)[i]; \ + } while (0) + +#define indexPtrOffClosurezh(r,a,i) \ + do { StgClosure* tmp = (StgClosure*)(a); \ + CHASE_INDIRECTIONS(tmp); \ + r = ((P_ *)tmp)[i]; \ + } while (0) + +#endif + +/* ----------------------------------------------------------------------------- Comparison PrimOps. -------------------------------------------------------------------------- */ @@ -127,12 +160,12 @@ I_ stg_div (I_ a, I_ b); #define mulIntCzh(r,c,a,b) \ { \ - __asm__("xor %1,%1\n\t \ + __asm__("xorl %1,%1\n\t \ imull %2,%3\n\t \ jno 1f\n\t \ movl $1,%1\n\t \ 1:" \ - : "=r" (r), "=r" (c) : "r" (a), "0" (b)); \ + : "=r" (r), "=&r" (c) : "r" (a), "0" (b)); \ } #elif SIZEOF_VOID_P == 4 @@ -195,15 +228,21 @@ typedef union { #define xorzh(r,a,b) r=(a)^(b) #define notzh(r,a) r=~(a) -#define shiftLzh(r,a,b) r=(a)<<(b) -#define shiftRLzh(r,a,b) r=(a)>>(b) -#define iShiftLzh(r,a,b) r=(a)<<(b) +/* The extra tests below properly define the behaviour when shifting + * by offsets larger than the width of the value being shifted. Doing + * so is undefined in C (and in fact gives different answers depending + * on whether the operation is constant folded or not with gcc on x86!) + */ + +#define shiftLzh(r,a,b) r=((b) >= BITS_IN(W_)) ? 0 : (a)<<(b) +#define shiftRLzh(r,a,b) r=((b) >= BITS_IN(W_)) ? 0 : (a)>>(b) +#define iShiftLzh(r,a,b) r=((b) >= BITS_IN(W_)) ? 0 : (a)<<(b) /* Right shifting of signed quantities is not portable in C, so the behaviour you'll get from using these primops depends on the whatever your C compiler is doing. ToDo: fix/document. -- sof 8/98 */ -#define iShiftRAzh(r,a,b) r=(a)>>(b) -#define iShiftRLzh(r,a,b) r=(a)>>(b) +#define iShiftRAzh(r,a,b) r=((b) >= BITS_IN(I_)) ? (((a) < 0) ? -1 : 0) : (a)>>(b) +#define iShiftRLzh(r,a,b) r=((b) >= BITS_IN(I_)) ? 0 : ((W_)(a))>>(b) #define int2Wordzh(r,a) r=(W_)(a) #define word2Intzh(r,a) r=(I_)(a) @@ -215,18 +254,21 @@ typedef union { #define int2Addrzh(r,a) r=(A_)(a) #define addr2Intzh(r,a) r=(I_)(a) -#define indexCharOffAddrzh(r,a,i) r= ((C_ *)(a))[i] -#define indexIntOffAddrzh(r,a,i) r= ((I_ *)(a))[i] -#define indexAddrOffAddrzh(r,a,i) r= ((PP_)(a))[i] -#define indexFloatOffAddrzh(r,a,i) r= PK_FLT((P_) (((StgFloat *)(a)) + i)) -#define indexDoubleOffAddrzh(r,a,i) r= PK_DBL((P_) (((StgDouble *)(a)) + i)) -#define indexStablePtrOffAddrzh(r,a,i) r= ((StgStablePtr *)(a))[i] +#define readCharOffAddrzh(r,a,i) r= ((unsigned char *)(a))[i] +/* unsigned char is for compatibility: the index is still in bytes. */ +#define readIntOffAddrzh(r,a,i) r= ((I_ *)(a))[i] +#define readWordOffAddrzh(r,a,i) r= ((W_ *)(a))[i] +#define readAddrOffAddrzh(r,a,i) r= ((PP_)(a))[i] +#define readFloatOffAddrzh(r,a,i) r= PK_FLT((P_) (((StgFloat *)(a)) + i)) +#define readDoubleOffAddrzh(r,a,i) r= PK_DBL((P_) (((StgDouble *)(a)) + i)) +#define readStablePtrOffAddrzh(r,a,i) r= ((StgStablePtr *)(a))[i] #ifdef SUPPORT_LONG_LONGS -#define indexInt64OffAddrzh(r,a,i) r= ((LI_ *)(a))[i] -#define indexWord64OffAddrzh(r,a,i) r= ((LW_ *)(a))[i] +#define readInt64OffAddrzh(r,a,i) r= ((LI_ *)(a))[i] +#define readWord64OffAddrzh(r,a,i) r= ((LW_ *)(a))[i] #endif -#define writeCharOffAddrzh(a,i,v) ((C_ *)(a))[i] = (v) +#define writeCharOffAddrzh(a,i,v) ((unsigned char *)(a))[i] = (unsigned char)(v) +/* unsigned char is for compatibility: the index is still in bytes. */ #define writeIntOffAddrzh(a,i,v) ((I_ *)(a))[i] = (v) #define writeWordOffAddrzh(a,i,v) ((W_ *)(a))[i] = (v) #define writeAddrOffAddrzh(a,i,v) ((PP_)(a))[i] = (v) @@ -239,6 +281,19 @@ typedef union { #define writeWord64OffAddrzh(a,i,v) ((LW_ *)(a))[i] = (v) #endif +#define indexCharOffAddrzh(r,a,i) r= ((unsigned char *)(a))[i] +/* unsigned char is for compatibility: the index is still in bytes. */ +#define indexIntOffAddrzh(r,a,i) r= ((I_ *)(a))[i] +#define indexWordOffAddrzh(r,a,i) r= ((W_ *)(a))[i] +#define indexAddrOffAddrzh(r,a,i) r= ((PP_)(a))[i] +#define indexFloatOffAddrzh(r,a,i) r= PK_FLT((P_) (((StgFloat *)(a)) + i)) +#define indexDoubleOffAddrzh(r,a,i) r= PK_DBL((P_) (((StgDouble *)(a)) + i)) +#define indexStablePtrOffAddrzh(r,a,i) r= ((StgStablePtr *)(a))[i] +#ifdef SUPPORT_LONG_LONGS +#define indexInt64OffAddrzh(r,a,i) r= ((LI_ *)(a))[i] +#define indexWord64OffAddrzh(r,a,i) r= ((LW_ *)(a))[i] +#endif + /* ----------------------------------------------------------------------------- Float PrimOps. -------------------------------------------------------------------------- */ @@ -319,14 +374,10 @@ typedef union { (I_)word0; \ } -#define integer2Wordzh(r, sa,da) \ -{ MP_INT arg; \ - \ - arg._mp_size = (sa); \ - arg._mp_alloc = ((StgArrWords *)da)->words; \ - arg._mp_d = (unsigned long int *) (BYTE_ARR_CTS(da)); \ - \ - (r) = RET_PRIM_STGCALL1(I_,mpz_get_ui,&arg); \ +#define integer2Wordzh(r, sa,da) \ +{ StgWord word0 = ((StgWord *)BYTE_ARR_CTS(da))[0]; \ + int size = sa; \ + (r) = ( size == 0 ) ? 0 : word0 ; \ } #define cmpIntegerzh(r, s1,d1, s2,d2) \ @@ -353,24 +404,37 @@ typedef union { (r) = RET_PRIM_STGCALL2(I_,mpz_cmp_si,&arg,i); \ } +/* NOTE: gcdIntzh and gcdIntegerIntzh work only for positive inputs! */ + +/* mp_limb_t must be able to hold an StgInt for this to work properly */ +#define gcdIntzh(r,a,b) \ +{ mp_limb_t aa = (mp_limb_t)(a); \ + r = RET_STGCALL3(StgInt, mpn_gcd_1, (mp_limb_t *)(&aa), 1, (mp_limb_t)(b)); \ +} + +#define gcdIntegerIntzh(r,sa,a,b) \ + r = RET_STGCALL3(StgInt, mpn_gcd_1, (mp_limb_t *)(BYTE_ARR_CTS(a)), sa, b) + /* The rest are all out-of-line: -------- */ /* Integer arithmetic */ -EF_(plusIntegerzh_fast); -EF_(minusIntegerzh_fast); -EF_(timesIntegerzh_fast); -EF_(gcdIntegerzh_fast); -EF_(quotRemIntegerzh_fast); -EF_(divModIntegerzh_fast); +EXTFUN_RTS(plusIntegerzh_fast); +EXTFUN_RTS(minusIntegerzh_fast); +EXTFUN_RTS(timesIntegerzh_fast); +EXTFUN_RTS(gcdIntegerzh_fast); +EXTFUN_RTS(quotRemIntegerzh_fast); +EXTFUN_RTS(quotIntegerzh_fast); +EXTFUN_RTS(remIntegerzh_fast); +EXTFUN_RTS(divExactIntegerzh_fast); +EXTFUN_RTS(divModIntegerzh_fast); /* Conversions */ -EF_(int2Integerzh_fast); -EF_(word2Integerzh_fast); -EF_(addr2Integerzh_fast); +EXTFUN_RTS(int2Integerzh_fast); +EXTFUN_RTS(word2Integerzh_fast); /* Floating-point decodings */ -EF_(decodeFloatzh_fast); -EF_(decodeDoublezh_fast); +EXTFUN_RTS(decodeFloatzh_fast); +EXTFUN_RTS(decodeDoublezh_fast); /* ----------------------------------------------------------------------------- Word64 PrimOps. @@ -378,46 +442,46 @@ EF_(decodeDoublezh_fast); #ifdef SUPPORT_LONG_LONGS -#define integerToWord64zh(r, sa,da) \ -{ unsigned long int* d; \ - I_ aa; \ - StgWord64 res; \ - \ - d = (unsigned long int *) (BYTE_ARR_CTS(da)); \ - aa = ((StgArrWords *)da)->words; \ - if ( (aa) == 0 ) { \ - res = (LW_)0; \ - } else if ( (aa) == 1) { \ - res = (LW_)d[0]; \ - } else { \ - res = (LW_)d[0] + (LW_)d[1] * 0x100000000ULL; \ - } \ - (r) = res; \ +#define integerToWord64zh(r, sa,da) \ +{ unsigned long int* d; \ + I_ s; \ + StgWord64 res; \ + \ + d = (unsigned long int *) (BYTE_ARR_CTS(da)); \ + s = (sa); \ + if ( s == 0 ) { \ + res = (LW_)0; \ + } else if ( s == 1) { \ + res = (LW_)d[0]; \ + } else { \ + res = (LW_)d[0] + (LW_)d[1] * 0x100000000ULL; \ + } \ + (r) = res; \ } -#define integerToInt64zh(r, sa,da) \ -{ unsigned long int* d; \ - I_ aa; \ - StgInt64 res; \ - \ - d = (unsigned long int *) (BYTE_ARR_CTS(da)); \ - aa = ((StgArrWords *)da)->words; \ - if ( (aa) == 0 ) { \ - res = (LI_)0; \ - } else if ( (aa) == 1) { \ - res = (LI_)d[0]; \ - } else { \ - res = (LI_)d[0] + (LI_)d[1] * 0x100000000LL; \ - if ( sa < 0 ) { \ - res = (LI_)-res; \ - } \ - } \ - (r) = res; \ +#define integerToInt64zh(r, sa,da) \ +{ unsigned long int* d; \ + I_ s; \ + StgInt64 res; \ + \ + d = (unsigned long int *) (BYTE_ARR_CTS(da)); \ + s = (sa); \ + if ( s == 0 ) { \ + res = (LI_)0; \ + } else if ( s == 1) { \ + res = (LI_)d[0]; \ + } else { \ + res = (LI_)d[0] + (LI_)d[1] * 0x100000000LL; \ + if ( s < 0 ) { \ + res = (LI_)-res; \ + } \ + } \ + (r) = res; \ } /* Conversions */ -EF_(int64ToIntegerzh_fast); -EF_(word64ToIntegerzh_fast); +EXTFUN_RTS(int64ToIntegerzh_fast); +EXTFUN_RTS(word64ToIntegerzh_fast); /* The rest are (way!) out of line, implemented via C entry points. */ @@ -477,11 +541,11 @@ LI_ stg_word64ToInt64 (StgWord64); #ifdef DEBUG #define BYTE_ARR_CTS(a) \ - ({ ASSERT(GET_INFO(a) == &ARR_WORDS_info); \ + ({ ASSERT(GET_INFO((StgArrWords *)(a)) == &ARR_WORDS_info); \ REAL_BYTE_ARR_CTS(a); }) #define PTRS_ARR_CTS(a) \ - ({ ASSERT((GET_INFO(a) == &ARR_PTRS_info) \ - || (GET_INFO(a) == &MUT_ARR_PTRS_info)); \ + ({ ASSERT((GET_INFO((StgMutArrPtrs *)(a)) == &MUT_ARR_PTRS_FROZEN_info) \ + || (GET_INFO((StgMutArrPtrs *)(a)) == &MUT_ARR_PTRS_info)); \ REAL_PTRS_ARR_CTS(a); }) #else #define BYTE_ARR_CTS(a) REAL_BYTE_ARR_CTS(a) @@ -513,7 +577,8 @@ extern I_ resetGenSymZh(void); /* result ("r") arg ignored in write macros! */ #define writeArrayzh(a,i,v) ((PP_) PTRS_ARR_CTS(a))[(i)]=(v) -#define writeCharArrayzh(a,i,v) ((C_ *)(BYTE_ARR_CTS(a)))[i] = (v) +#define writeCharArrayzh(a,i,v) ((unsigned char *)(BYTE_ARR_CTS(a)))[i] = (unsigned char)(v) +/* unsigned char is for compatibility: the index is still in bytes. */ #define writeIntArrayzh(a,i,v) ((I_ *)(BYTE_ARR_CTS(a)))[i] = (v) #define writeWordArrayzh(a,i,v) ((W_ *)(BYTE_ARR_CTS(a)))[i] = (v) #define writeAddrArrayzh(a,i,v) ((PP_)(BYTE_ARR_CTS(a)))[i] = (v) @@ -541,29 +606,6 @@ extern I_ resetGenSymZh(void); #define indexWord64Arrayzh(r,a,i) indexWord64OffAddrzh(r,BYTE_ARR_CTS(a),i) #endif -#define indexCharOffForeignObjzh(r,fo,i) indexCharOffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) -#define indexIntOffForeignObjzh(r,fo,i) indexIntOffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) -#define indexWordOffForeignObjzh(r,fo,i) indexWordOffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) -#define indexAddrOffForeignObjzh(r,fo,i) indexAddrOffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) -#define indexFloatOffForeignObjzh(r,fo,i) indexFloatOffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) -#define indexDoubleOffForeignObjzh(r,fo,i) indexDoubleOffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) -#define indexStablePtrOffForeignObjzh(r,fo,i) indexStablePtrOffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) -#ifdef SUPPORT_LONG_LONGS -#define indexInt64OffForeignObjzh(r,fo,i) indexInt64OffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) -#define indexWord64OffForeignObjzh(r,fo,i) indexWord64OffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) -#endif - -#define indexCharOffAddrzh(r,a,i) r= ((C_ *)(a))[i] -#define indexIntOffAddrzh(r,a,i) r= ((I_ *)(a))[i] -#define indexWordOffAddrzh(r,a,i) r= ((W_ *)(a))[i] -#define indexAddrOffAddrzh(r,a,i) r= ((PP_)(a))[i] -#define indexFloatOffAddrzh(r,a,i) r= PK_FLT((P_) (((StgFloat *)(a)) + i)) -#define indexDoubleOffAddrzh(r,a,i) r= PK_DBL((P_) (((StgDouble *)(a)) + i)) -#ifdef SUPPORT_LONG_LONGS -#define indexInt64OffAddrzh(r,a,i) r= ((LI_ *)(a))[i] -#define indexWord64OffAddrzh(r,a,i) r= ((LW_ *)(a))[i] -#endif - /* Freezing arrays-of-ptrs requires changing an info table, for the benefit of the generational collector. It needs to scavenge mutable objects, even if they are in old space. When they become immutable, @@ -576,9 +618,8 @@ extern I_ resetGenSymZh(void); } #define unsafeFreezzeByteArrayzh(r,a) r=(a) -#define unsafeThawByteArrayzh(r,a) r=(a) -EF_(unsafeThawArrayzh_fast); +EXTFUN_RTS(unsafeThawArrayzh_fast); #define sizzeofByteArrayzh(r,a) \ r = (((StgArrWords *)(a))->words * sizeof(W_)) @@ -587,14 +628,14 @@ EF_(unsafeThawArrayzh_fast); /* and the out-of-line ones... */ -EF_(newCharArrayzh_fast); -EF_(newIntArrayzh_fast); -EF_(newWordArrayzh_fast); -EF_(newAddrArrayzh_fast); -EF_(newFloatArrayzh_fast); -EF_(newDoubleArrayzh_fast); -EF_(newStablePtrArrayzh_fast); -EF_(newArrayzh_fast); +EXTFUN_RTS(newCharArrayzh_fast); +EXTFUN_RTS(newIntArrayzh_fast); +EXTFUN_RTS(newWordArrayzh_fast); +EXTFUN_RTS(newAddrArrayzh_fast); +EXTFUN_RTS(newFloatArrayzh_fast); +EXTFUN_RTS(newDoubleArrayzh_fast); +EXTFUN_RTS(newStablePtrArrayzh_fast); +EXTFUN_RTS(newArrayzh_fast); /* encoding and decoding of floats/doubles. */ @@ -607,10 +648,10 @@ EF_(newArrayzh_fast); #ifdef FLOATS_AS_DOUBLES #define decodeFloatzh_fast decodeDoublezh_fast #else -EF_(decodeFloatzh_fast); +EXTFUN_RTS(decodeFloatzh_fast); #endif -EF_(decodeDoublezh_fast); +EXTFUN_RTS(decodeDoublezh_fast); /* grimy low-level support functions defined in StgPrimFloat.c */ @@ -637,7 +678,7 @@ extern StgInt isFloatNegativeZero(StgFloat f); newMutVar is out of line. -------------------------------------------------------------------------- */ -EF_(newMutVarzh_fast); +EXTFUN_RTS(newMutVarzh_fast); #define readMutVarzh(r,a) r=(P_)(((StgMutVar *)(a))->var) #define writeMutVarzh(a,v) (P_)(((StgMutVar *)(a))->var)=(v) @@ -652,23 +693,26 @@ EF_(newMutVarzh_fast); /* Assume external decl of EMPTY_MVAR_info is in scope by now */ #define isEmptyMVarzh(r,a) r=(I_)((GET_INFO((StgMVar*)(a))) == &EMPTY_MVAR_info ) -EF_(newMVarzh_fast); -EF_(takeMVarzh_fast); -EF_(putMVarzh_fast); +EXTFUN_RTS(newMVarzh_fast); +EXTFUN_RTS(takeMVarzh_fast); +EXTFUN_RTS(tryTakeMVarzh_fast); +EXTFUN_RTS(putMVarzh_fast); /* ----------------------------------------------------------------------------- Delay/Wait PrimOps -------------------------------------------------------------------------- */ -/* Hmm, I'll think about these later. */ +EXTFUN_RTS(waitReadzh_fast); +EXTFUN_RTS(waitWritezh_fast); +EXTFUN_RTS(delayzh_fast); /* ----------------------------------------------------------------------------- Primitive I/O, error-handling PrimOps -------------------------------------------------------------------------- */ -EF_(catchzh_fast); -EF_(raisezh_fast); +EXTFUN_RTS(catchzh_fast); +EXTFUN_RTS(raisezh_fast); extern void stg_exit(I_ n) __attribute__ ((noreturn)); @@ -678,7 +722,7 @@ extern void stg_exit(I_ n) __attribute__ ((noreturn)); #ifndef PAR -EF_(makeStableNamezh_fast); +EXTFUN_RTS(makeStableNamezh_fast); #define stableNameToIntzh(r,s) (r = ((StgStableName *)s)->sn) @@ -689,27 +733,122 @@ EF_(makeStableNamezh_fast); r = RET_STGCALL1(StgStablePtr,getStablePtr,a) #define deRefStablePtrzh(r,sp) do { \ - ASSERT(stable_ptr_table[sp & ~STABLEPTR_WEIGHT_MASK].weight > 0); \ - r = stable_ptr_table[sp & ~STABLEPTR_WEIGHT_MASK].addr; \ + ASSERT(stable_ptr_table[stgCast(StgWord,sp) & ~STABLEPTR_WEIGHT_MASK].weight > 0); \ + r = stable_ptr_table[stgCast(StgWord,sp) & ~STABLEPTR_WEIGHT_MASK].addr; \ } while (0); #define eqStablePtrzh(r,sp1,sp2) \ - (r = ((sp1 & ~STABLEPTR_WEIGHT_MASK) == (sp2 & ~STABLEPTR_WEIGHT_MASK))) + (r = ((stgCast(StgWord,sp1) & ~STABLEPTR_WEIGHT_MASK) == (stgCast(StgWord,sp2) & ~STABLEPTR_WEIGHT_MASK))) #endif /* ----------------------------------------------------------------------------- - Parallel PrimOps. + Concurrency/Exception PrimOps. -------------------------------------------------------------------------- */ -EF_(forkzh_fast); -EF_(yieldzh_fast); -EF_(killThreadzh_fast); -EF_(seqzh_fast); +EXTFUN_RTS(forkzh_fast); +EXTFUN_RTS(yieldzh_fast); +EXTFUN_RTS(killThreadzh_fast); +EXTFUN_RTS(seqzh_fast); +EXTFUN_RTS(blockAsyncExceptionszh_fast); +EXTFUN_RTS(unblockAsyncExceptionszh_fast); #define myThreadIdzh(t) (t = CurrentTSO) -/* Hmm, I'll think about these later. */ +extern int cmp_thread(const StgTSO *tso1, const StgTSO *tso2); + +/* ------------------------------------------------------------------------ + Parallel PrimOps + + A par in the Haskell code is ultimately translated to a parzh macro + (with a case wrapped around it to guarantee that the macro is actually + executed; see compiler/prelude/PrimOps.lhs) + In GUM and SMP we only add a pointer to the spark pool. + In GranSim we call an RTS fct, forwarding additional parameters which + supply info on granularity of the computation, size of the result value + and the degree of parallelism in the sparked expression. + ---------------------------------------------------------------------- */ + +#if defined(GRAN) +//@cindex _par_ +#define parzh(r,node) PAR(r,node,1,0,0,0,0,0) + +//@cindex _parAt_ +#define parAtzh(r,node,where,identifier,gran_info,size_info,par_info,rest) \ + parAT(r,node,where,identifier,gran_info,size_info,par_info,rest,1) + +//@cindex _parAtAbs_ +#define parAtAbszh(r,node,proc,identifier,gran_info,size_info,par_info,rest) \ + parAT(r,node,proc,identifier,gran_info,size_info,par_info,rest,2) + +//@cindex _parAtRel_ +#define parAtRelzh(r,node,proc,identifier,gran_info,size_info,par_info,rest) \ + parAT(r,node,proc,identifier,gran_info,size_info,par_info,rest,3) + +//@cindex _parAtForNow_ +#define parAtForNowzh(r,node,where,identifier,gran_info,size_info,par_info,rest) \ + parAT(r,node,where,identifier,gran_info,size_info,par_info,rest,0) + +#define parAT(r,node,where,identifier,gran_info,size_info,par_info,rest,local) \ +{ \ + if (closure_SHOULD_SPARK((StgClosure*)node)) { \ + rtsSparkQ result; \ + PEs p; \ + \ + STGCALL6(newSpark, node,identifier,gran_info,size_info,par_info,local); \ + switch (local) { \ + case 2: p = where; /* parAtAbs means absolute PE no. expected */ \ + break; \ + case 3: p = CurrentProc+where; /* parAtRel means rel PE no. expected */\ + break; \ + default: p = where_is(where); /* parAt means closure expected */ \ + break; \ + } \ + /* update GranSim state according to this spark */ \ + STGCALL3(GranSimSparkAtAbs, result, (I_)p, identifier); \ + } \ +} + +//@cindex _parLocal_ +#define parLocalzh(r,node,identifier,gran_info,size_info,par_info,rest) \ + PAR(r,node,rest,identifier,gran_info,size_info,par_info,1) + +//@cindex _parGlobal_ +#define parGlobalzh(r,node,identifier,gran_info,size_info,par_info,rest) \ + PAR(r,node,rest,identifier,gran_info,size_info,par_info,0) + +#define PAR(r,node,rest,identifier,gran_info,size_info,par_info,local) \ +{ \ + if (closure_SHOULD_SPARK((StgClosure*)node)) { \ + rtsSpark *result; \ + result = RET_STGCALL6(rtsSpark*, newSpark, \ + node,identifier,gran_info,size_info,par_info,local);\ + STGCALL1(add_to_spark_queue,result); \ + STGCALL2(GranSimSpark, local,(P_)node); \ + } \ +} + +#define copyablezh(r,node) \ + /* copyable not yet implemented!! */ + +#define noFollowzh(r,node) \ + /* noFollow not yet implemented!! */ + +#elif defined(SMP) || defined(PAR) + +#define parzh(r,node) \ +{ \ + extern unsigned int context_switch; \ + if (closure_SHOULD_SPARK((StgClosure *)node) && \ + SparkTl < SparkLim) { \ + *SparkTl++ = (StgClosure *)(node); \ + } \ + r = context_switch = 1; \ +} +#else /* !GRAN && !SMP && !PAR */ +#define parzh(r,node) r = 1 +#endif + /* ----------------------------------------------------------------------------- Pointer equality -------------------------------------------------------------------------- */ @@ -728,8 +867,8 @@ EF_(seqzh_fast); #ifndef PAR -EF_(mkWeakzh_fast); -EF_(finalizzeWeakzh_fast); +EXTFUN_RTS(mkWeakzh_fast); +EXTFUN_RTS(finalizzeWeakzh_fast); #define deRefWeakzh(code,val,w) \ if (((StgWeak *)w)->header.info == &WEAK_info) { \ @@ -752,20 +891,46 @@ EF_(finalizzeWeakzh_fast); #define ForeignObj_CLOSURE_DATA(c) (((StgForeignObj *)c)->data) -EF_(makeForeignObjzh_fast); +#define foreignObjToAddrzh(r,fo) r=ForeignObj_CLOSURE_DATA(fo) +#define touchzh(o) /* nothing */ + +EXTFUN_RTS(mkForeignObjzh_fast); #define writeForeignObjzh(res,datum) \ (ForeignObj_CLOSURE_DATA(res) = (P_)(datum)) #define eqForeignObj(f1,f2) ((f1)==(f2)) +#define indexCharOffForeignObjzh(r,fo,i) indexCharOffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) +#define indexIntOffForeignObjzh(r,fo,i) indexIntOffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) +#define indexWordOffForeignObjzh(r,fo,i) indexWordOffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) +#define indexAddrOffForeignObjzh(r,fo,i) indexAddrOffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) +#define indexFloatOffForeignObjzh(r,fo,i) indexFloatOffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) +#define indexDoubleOffForeignObjzh(r,fo,i) indexDoubleOffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) +#define indexStablePtrOffForeignObjzh(r,fo,i) indexStablePtrOffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) +#ifdef SUPPORT_LONG_LONGS +#define indexInt64OffForeignObjzh(r,fo,i) indexInt64OffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) +#define indexWord64OffForeignObjzh(r,fo,i) indexWord64OffAddrzh(r,ForeignObj_CLOSURE_DATA(fo),i) +#endif + #endif + /* ----------------------------------------------------------------------------- Constructor tags -------------------------------------------------------------------------- */ +#ifdef GHCI +#define dataToTagzh(r,a) \ + do { StgClosure* tmp = (StgClosure*)(a); \ + CHASE_INDIRECTIONS(tmp); \ + r = (GET_TAG(((StgClosure *)tmp)->header.info)); \ + } while (0) +#else +/* Original version doesn't chase indirections. */ #define dataToTagzh(r,a) r=(GET_TAG(((StgClosure *)a)->header.info)) +#endif + /* tagToEnum# is handled directly by the code generator. */ /* ----------------------------------------------------------------------------- @@ -783,4 +948,4 @@ extern StgInt sig_install (StgInt, StgInt, StgStablePtr, sigset_t *); #define stg_sig_ignore(sig,mask) sig_install(sig,STG_SIG_IGN,0,(sigset_t *)mask) #define stg_sig_catch(sig,ptr,mask) sig_install(sig,STG_SIG_HAN,ptr,(sigset_t *)mask) -#endif PRIMOPS_H +#endif /* PRIMOPS_H */