/* -----------------------------------------------------------------------------
- * $Id: PrimOps.hc,v 1.3 1999/01/13 17:25:41 simonm Exp $
+ * $Id: PrimOps.hc,v 1.60 2000/12/04 12:31:21 simonmar Exp $
+ *
+ * (c) The GHC Team, 1998-2000
*
* Primitive functions / data
*
#include "Rts.h"
-#ifdef COMPILER
-
#include "RtsFlags.h"
#include "StgStartup.h"
#include "SchedAPI.h"
#include "RtsUtils.h"
#include "Storage.h"
#include "BlockAlloc.h" /* tmp */
-#include "StablePtr.h"
+#include "StablePriv.h"
+#include "HeapStackCheck.h"
+#include "StgRun.h"
+#include "Itimer.h"
+#include "Prelude.h"
/* ** temporary **
for these.
*/
-W_ GHC_ZcCCallable_static_info[0];
-W_ GHC_ZcCReturnable_static_info[0];
+W_ GHC_ZCCCallable_static_info[0];
+W_ GHC_ZCCReturnable_static_info[0];
-#ifndef aix_TARGET_OS /* AIX gives link errors with this as a const (RO assembler section) */
-const
-#endif
- StgClosure *PrelBase_Bool_closure_tbl[] = {
- &False_closure,
- &True_closure
-};
/* -----------------------------------------------------------------------------
Macros for Hand-written primitives.
*/
/*------ All Regs available */
-#ifdef REG_R8
+#if defined(REG_R8)
# define RET_P(a) R1.w = (W_)(a); JMP_(ENTRY_CODE(Sp[0]));
# define RET_N(a) RET_P(a)
R1.w = (W_)(a); R2.w = (W_)(b); R3.w = (W_)(c); R4.w = (W_)d; \
JMP_(ENTRY_CODE(Sp[0]));
+# define RET_NPNP(a,b,c,d) \
+ R1.w = (W_)(a); R2.w = (W_)(b); R3.w = (W_)(c); R4.w = (W_)(d); \
+ JMP_(ENTRY_CODE(Sp[0]));
+
# define RET_NNPNNP(a,b,c,d,e,f) \
R1.w = (W_)(a); R2.w = (W_)(b); R3.w = (W_)(c); \
R4.w = (W_)(d); R5.w = (W_)(e); R6.w = (W_)(f); \
JMP_(ENTRY_CODE(Sp[0]));
-#else
-
-#if defined(REG_R7) || defined(REG_R6) || defined(REG_R5) || \
- defined(REG_R4) || defined(REG_R3) || defined(REG_R2)
+#elif defined(REG_R7) || defined(REG_R6) || defined(REG_R5) || \
+ defined(REG_R4) || defined(REG_R3)
# error RET_n macros not defined for this setup.
-#else
+
+/*------ 2 Registers available */
+#elif defined(REG_R2)
+
+# define RET_P(a) R1.w = (W_)(a); JMP_(ENTRY_CODE(Sp[0]));
+# define RET_N(a) RET_P(a)
+
+# define RET_PP(a,b) R1.w = (W_)(a); R2.w = (W_)(b); \
+ JMP_(ENTRY_CODE(Sp[0]));
+# define RET_NN(a,b) RET_PP(a,b)
+# define RET_NP(a,b) RET_PP(a,b)
+
+# define RET_PPP(a,b,c) \
+ R1.w = (W_)(a); R2.w = (W_)(b); Sp[-1] = (W_)(c); Sp -= 1; \
+ JMP_(ENTRY_CODE(Sp[1]));
+# define RET_NNP(a,b,c) \
+ R1.w = (W_)(a); R2.w = (W_)(b); Sp[-1] = (W_)(c); Sp -= 1; \
+ JMP_(ENTRY_CODE(Sp[1]));
+
+# define RET_NNNP(a,b,c,d) \
+ R1.w = (W_)(a); \
+ R2.w = (W_)(b); \
+ /* Sp[-3] = ARGTAG(1); */ \
+ Sp[-2] = (W_)(c); \
+ Sp[-1] = (W_)(d); \
+ Sp -= 3; \
+ JMP_(ENTRY_CODE(Sp[3]));
+
+# define RET_NPNP(a,b,c,d) \
+ R1.w = (W_)(a); \
+ R2.w = (W_)(b); \
+ /* Sp[-3] = ARGTAG(1); */ \
+ Sp[-2] = (W_)(c); \
+ Sp[-1] = (W_)(d); \
+ Sp -= 3; \
+ JMP_(ENTRY_CODE(Sp[3]));
+
+# define RET_NNPNNP(a,b,c,d,e,f) \
+ R1.w = (W_)(a); \
+ R2.w = (W_)(b); \
+ Sp[-6] = (W_)(c); \
+ /* Sp[-5] = ARGTAG(1); */ \
+ Sp[-4] = (W_)(d); \
+ /* Sp[-3] = ARGTAG(1); */ \
+ Sp[-2] = (W_)(e); \
+ Sp[-1] = (W_)(f); \
+ Sp -= 6; \
+ JMP_(ENTRY_CODE(Sp[6]));
/*------ 1 Register available */
-#ifdef REG_R1
+#elif defined(REG_R1)
# define RET_P(a) R1.w = (W_)(a); JMP_(ENTRY_CODE(Sp[0]));
# define RET_N(a) RET_P(a)
Sp -= 5; \
JMP_(ENTRY_CODE(Sp[5]));
+# define RET_NPNP(a,b,c,d) \
+ R1.w = (W_)(a); \
+ Sp[-4] = (W_)(b); \
+ /* Sp[-3] = ARGTAG(1); */ \
+ Sp[-2] = (W_)(c); \
+ Sp[-1] = (W_)(d); \
+ Sp -= 4; \
+ JMP_(ENTRY_CODE(Sp[4]));
+
# define RET_NNPNNP(a,b,c,d,e,f) \
R1.w = (W_)(a); \
Sp[-1] = (W_)(f); \
#else /* 0 Regs available */
#define PUSH_P(o,x) Sp[-o] = (W_)(x)
-#define PUSH_N(o,x) Sp[1-o] = (W_)(x); /* Sp[-o] = ARGTAG(1) */
+
+#ifdef DEBUG
+#define PUSH_N(o,x) Sp[1-o] = (W_)(x); Sp[-o] = ARG_TAG(1);
+#else
+#define PUSH_N(o,x) Sp[1-o] = (W_)(x);
+#endif
+
#define PUSHED(m) Sp -= (m); JMP_(ENTRY_CODE(Sp[m]));
/* Here's how to construct these macros:
# define RET_NP(a,b) PUSH_N(3,a); PUSH_P(1,b); PUSHED(3)
# define RET_PPP(a,b,c) PUSH_P(3,a); PUSH_P(2,b); PUSH_P(1,c); PUSHED(3)
-# define RET_NNP(a,b,c) PUSH_N(6,a); PUSH_N(4,b); PUSH_N(2,c); PUSHED(6)
+# define RET_NNP(a,b,c) PUSH_N(5,a); PUSH_N(3,b); PUSH_P(1,c); PUSHED(5)
# define RET_NNNP(a,b,c,d) PUSH_N(7,a); PUSH_N(5,b); PUSH_N(3,c); PUSH_P(1,d); PUSHED(7)
+# define RET_NPNP(a,b,c,d) PUSH_N(6,a); PUSH_P(4,b); PUSH_N(3,c); PUSH_P(1,d); PUSHED(6)
# define RET_NNPNNP(a,b,c,d,e,f) PUSH_N(10,a); PUSH_N(8,b); PUSH_P(6,c); PUSH_N(5,d); PUSH_N(3,e); PUSH_P(1,f); PUSHED(10)
#endif
-#endif
-#endif
-
/*-----------------------------------------------------------------------------
Array Primitives
#define BYTES_TO_STGWORDS(n) ((n) + sizeof(W_) - 1)/sizeof(W_)
#define newByteArray(ty,scale) \
- FN_(new##ty##ArrayZh_fast) \
+ FN_(new##ty##Arrayzh_fast) \
{ \
W_ stuff_size, size, n; \
StgArrWords* p; \
FB_ \
- MAYBE_GC(NO_PTRS,new##ty##ArrayZh_fast); \
+ MAYBE_GC(NO_PTRS,new##ty##Arrayzh_fast); \
n = R1.w; \
stuff_size = BYTES_TO_STGWORDS(n*scale); \
size = sizeofW(StgArrWords)+ stuff_size; \
- p = (StgArrWords *)allocate(size); \
- SET_HDR(p, &MUT_ARR_WORDS_info, CCCS); \
+ p = (StgArrWords *)RET_STGCALL1(P_,allocate,size); \
+ TICK_ALLOC_PRIM(sizeofW(StgArrWords),stuff_size,0); \
+ SET_HDR(p, &stg_ARR_WORDS_info, CCCS); \
p->words = stuff_size; \
+ TICK_RET_UNBOXED_TUP(1) \
RET_P(p); \
FE_ \
}
-newByteArray(Char, sizeof(C_))
-newByteArray(Int, sizeof(I_));
-newByteArray(Word, sizeof(W_));
-newByteArray(Addr, sizeof(P_));
-newByteArray(Float, sizeof(StgFloat));
-newByteArray(Double, sizeof(StgDouble));
-newByteArray(StablePtr, sizeof(StgStablePtr));
+newByteArray(Char, 1)
+/* Char arrays really contain only 8-bit bytes for compatibility. */
+newByteArray(Int, sizeof(I_))
+newByteArray(Word, sizeof(W_))
+newByteArray(Addr, sizeof(P_))
+newByteArray(Float, sizeof(StgFloat))
+newByteArray(Double, sizeof(StgDouble))
+newByteArray(StablePtr, sizeof(StgStablePtr))
-FN_(newArrayZh_fast)
+FN_(newArrayzh_fast)
{
W_ size, n, init;
StgMutArrPtrs* arr;
FB_
n = R1.w;
- MAYBE_GC(R2_PTR,newArrayZh_fast);
+ MAYBE_GC(R2_PTR,newArrayzh_fast);
size = sizeofW(StgMutArrPtrs) + n;
- arr = (StgMutArrPtrs *)allocate(size);
+ arr = (StgMutArrPtrs *)RET_STGCALL1(P_, allocate, size);
+ TICK_ALLOC_PRIM(sizeofW(StgMutArrPtrs), n, 0);
- SET_HDR(arr,&MUT_ARR_PTRS_info,CCCS);
+ SET_HDR(arr,&stg_MUT_ARR_PTRS_info,CCCS);
arr->ptrs = n;
init = R2.w;
*p = (W_)init;
}
+ TICK_RET_UNBOXED_TUP(1);
RET_P(arr);
FE_
}
-FN_(newMutVarZh_fast)
+FN_(newMutVarzh_fast)
{
StgMutVar* mv;
/* Args: R1.p = initialisation value */
FB_
- HP_CHK_GEN(sizeofW(StgMutVar), R1_PTR, newMutVarZh_fast,);
- TICK_ALLOC_PRIM(sizeofW(StgMutVar),wibble,wibble,wibble)
+ HP_CHK_GEN_TICKY(sizeofW(StgMutVar), R1_PTR, newMutVarzh_fast,);
+ TICK_ALLOC_PRIM(sizeofW(StgHeader)+1,1, 0); /* hack, dependent on rep. */
CCS_ALLOC(CCCS,sizeofW(StgMutVar));
- mv = stgCast(StgMutVar*,Hp-sizeofW(StgMutVar)+1);
- SET_HDR(mv,&MUT_VAR_info,CCCS);
+ mv = (StgMutVar *)(Hp-sizeofW(StgMutVar)+1);
+ SET_HDR(mv,&stg_MUT_VAR_info,CCCS);
mv->var = R1.cl;
+ TICK_RET_UNBOXED_TUP(1);
RET_P(mv);
-
FE_
}
-------------------------------------------------------------------------- */
#ifndef PAR
-FN_(makeForeignObjZh_fast)
+FN_(mkForeignObjzh_fast)
{
/* R1.p = ptr to foreign object,
*/
StgForeignObj *result;
FB_
- HP_CHK_GEN(sizeofW(StgForeignObj), NO_PTRS, makeForeignObjZh_fast,);
- TICK_ALLOC_PRIM(sizeofW(StgForeignObj),wibble,wibble,wibble)
+ HP_CHK_GEN_TICKY(sizeofW(StgForeignObj), NO_PTRS, mkForeignObjzh_fast,);
+ TICK_ALLOC_PRIM(sizeofW(StgHeader),
+ sizeofW(StgForeignObj)-sizeofW(StgHeader), 0);
CCS_ALLOC(CCCS,sizeofW(StgForeignObj)); /* ccs prof */
result = (StgForeignObj *) (Hp + 1 - sizeofW(StgForeignObj));
- SET_HDR(result,&FOREIGN_info,CCCS);
+ SET_HDR(result,&stg_FOREIGN_info,CCCS);
result->data = R1.p;
/* returns (# s#, ForeignObj# #) */
+ TICK_RET_UNBOXED_TUP(1);
RET_P(result);
FE_
}
#endif
+/* These two are out-of-line for the benefit of the NCG */
+FN_(unsafeThawArrayzh_fast)
+{
+ FB_
+ SET_INFO((StgClosure *)R1.cl,&stg_MUT_ARR_PTRS_info);
+ recordMutable((StgMutClosure*)R1.cl);
+
+ TICK_RET_UNBOXED_TUP(1);
+ RET_P(R1.p);
+ FE_
+}
+
/* -----------------------------------------------------------------------------
Weak Pointer Primitives
-------------------------------------------------------------------------- */
#ifndef PAR
-FN_(mkWeakZh_fast)
+FN_(mkWeakzh_fast)
{
/* R1.p = key
R2.p = value
- R3.p = finaliser
+ R3.p = finalizer (or NULL)
*/
StgWeak *w;
FB_
- HP_CHK_GEN(sizeofW(StgWeak), R1_PTR|R2_PTR|R3_PTR, mkWeakZh_fast,);
- TICK_ALLOC_PRIM(sizeofW(StgWeak),wibble,wibble,wibble);
+ if (R3.cl == NULL) {
+ R3.cl = &stg_NO_FINALIZER_closure;
+ }
+
+ HP_CHK_GEN_TICKY(sizeofW(StgWeak),R1_PTR|R2_PTR|R3_PTR, mkWeakzh_fast,);
+ TICK_ALLOC_PRIM(sizeofW(StgHeader)+1, // +1 is for the link field
+ sizeofW(StgWeak)-sizeofW(StgHeader)-1, 0);
CCS_ALLOC(CCCS,sizeofW(StgWeak)); /* ccs prof */
w = (StgWeak *) (Hp + 1 - sizeofW(StgWeak));
- SET_HDR(w, &WEAK_info, CCCS);
+ SET_HDR(w, &stg_WEAK_info, CCCS);
w->key = R1.cl;
w->value = R2.cl;
- w->finaliser = R3.cl;
+ w->finalizer = R3.cl;
w->link = weak_ptr_list;
weak_ptr_list = w;
IF_DEBUG(weak, fprintf(stderr,"New weak pointer at %p\n",w));
+ TICK_RET_UNBOXED_TUP(1);
RET_P(w);
FE_
}
-FN_(deRefWeakZh_fast)
+FN_(finalizzeWeakzh_fast)
{
/* R1.p = weak ptr
*/
- StgWeak *w;
+ StgDeadWeak *w;
+ StgClosure *f;
FB_
-
- w = (StgWeak *)R1.p;
- if (w->header.info == &WEAK_info) {
- RET_NP(1, w->value);
+ TICK_RET_UNBOXED_TUP(0);
+ w = (StgDeadWeak *)R1.p;
+
+ /* already dead? */
+ if (w->header.info == &stg_DEAD_WEAK_info) {
+ RET_NP(0,&stg_NO_FINALIZER_closure);
+ }
+
+ /* kill it */
+ w->header.info = &stg_DEAD_WEAK_info;
+ f = ((StgWeak *)w)->finalizer;
+ w->link = ((StgWeak *)w)->link;
+
+ /* return the finalizer */
+ if (f == &stg_NO_FINALIZER_closure) {
+ RET_NP(0,&stg_NO_FINALIZER_closure);
} else {
- RET_NP(0, w);
+ RET_NP(1,f);
}
FE_
}
Arbitrary-precision Integer operations.
-------------------------------------------------------------------------- */
-FN_(int2IntegerZh_fast)
+FN_(int2Integerzh_fast)
{
/* arguments: R1 = Int# */
FB_
val = R1.i;
- HP_CHK_GEN(sizeofW(StgArrWords)+1, NO_PTRS, int2IntegerZh_fast,)
- TICK_ALLOC_PRIM(sizeofW(StgArrWords)+1,wibble,wibble,wibble)
+ HP_CHK_GEN_TICKY(sizeofW(StgArrWords)+1, NO_PTRS, int2Integerzh_fast,);
+ TICK_ALLOC_PRIM(sizeofW(StgArrWords),1,0);
CCS_ALLOC(CCCS,sizeofW(StgArrWords)+1); /* ccs prof */
- p = stgCast(StgArrWords*,Hp)-1;
- SET_ARR_HDR(p, &ARR_WORDS_info, CCCS, 1);
+ p = (StgArrWords *)Hp - 1;
+ SET_ARR_HDR(p, &stg_ARR_WORDS_info, CCCS, 1);
/* mpz_set_si is inlined here, makes things simpler */
if (val < 0) {
s = 0;
}
- /* returns (# alloc :: Int#,
- size :: Int#,
+ /* returns (# size :: Int#,
data :: ByteArray#
#)
*/
- RET_NNP(1,s,p);
+ TICK_RET_UNBOXED_TUP(2);
+ RET_NP(s,p);
FE_
}
-FN_(word2IntegerZh_fast)
+FN_(word2Integerzh_fast)
{
/* arguments: R1 = Word# */
FB_
val = R1.w;
- HP_CHK_GEN(sizeofW(StgArrWords)+1, NO_PTRS, word2IntegerZh_fast,)
- TICK_ALLOC_PRIM(sizeofW(StgArrWords)+1,wibble,wibble,wibble)
+ HP_CHK_GEN_TICKY(sizeofW(StgArrWords)+1, NO_PTRS, word2Integerzh_fast,)
+ TICK_ALLOC_PRIM(sizeofW(StgArrWords),1,0);
CCS_ALLOC(CCCS,sizeofW(StgArrWords)+1); /* ccs prof */
- p = stgCast(StgArrWords*,Hp)-1;
- SET_ARR_HDR(p, &ARR_WORDS_info, CCCS, 1);
+ p = (StgArrWords *)Hp - 1;
+ SET_ARR_HDR(p, &stg_ARR_WORDS_info, CCCS, 1);
if (val != 0) {
s = 1;
s = 0;
}
- /* returns (# alloc :: Int#,
- size :: Int#,
+ /* returns (# size :: Int#,
data :: ByteArray#
#)
*/
- RET_NNP(1,s,p);
+ TICK_RET_UNBOXED_TUP(2);
+ RET_NP(s,p);
FE_
}
-FN_(addr2IntegerZh_fast)
-{
- MP_INT result;
- char *str;
- FB_
-
- MAYBE_GC(NO_PTRS,addr2IntegerZh_fast);
-
- /* args: R1 :: Addr# */
- str = R1.a;
-
- /* Perform the operation */
- if (RET_STGCALL3(int, mpz_init_set_str,&result,(str),/*base*/10))
- abort();
-
- RET_NNP(result._mp_alloc, result._mp_size,
- result._mp_d - sizeofW(StgArrWords));
- FE_
-}
/*
* 'long long' primops for converting to/from Integers.
#ifdef SUPPORT_LONG_LONGS
-FN_(int64ToIntegerZh_fast)
+FN_(int64ToIntegerzh_fast)
{
/* arguments: L1 = Int64# */
- StgInt64 val; /* to avoid aliasing */
+ StgInt64 val; /* to avoid aliasing */
W_ hi;
- I_ s,a, neg, words_needed;
+ I_ s, neg, words_needed;
StgArrWords* p; /* address of array result */
FB_
- /* ToDo: extend StgUnion?? */
val = (LI_)L1;
neg = 0;
- if ((LW_)(val) >= 0x100000000ULL) {
+
+ if ( val >= 0x100000000LL || val <= -0x100000000LL ) {
words_needed = 2;
} else {
/* minimum is one word */
words_needed = 1;
}
- HP_CHK_GEN(sizeofW(StgArrWords)+words_needed, NO_PTRS, int64ToIntegerZh_fast,)
- TICK_ALLOC_PRIM(sizeofW(StgArrWords)+words_needed,wibble,wibble,wibble)
+ HP_CHK_GEN_TICKY(sizeofW(StgArrWords)+words_needed, NO_PTRS, int64ToIntegerzh_fast,)
+ TICK_ALLOC_PRIM(sizeofW(StgArrWords),words_needed,0);
CCS_ALLOC(CCCS,sizeofW(StgArrWords)+words_needed); /* ccs prof */
- p = stgCast(StgArrWords*,Hp)-1;
- SET_ARR_HDR(p, &ARR_WORDS_info, CCCS, words_needed);
+ p = (StgArrWords *)(Hp-words_needed+1) - 1;
+ SET_ARR_HDR(p, &stg_ARR_WORDS_info, CCCS, words_needed);
if ( val < 0LL ) {
neg = 1;
val = -val;
- }
+ }
+
hi = (W_)((LW_)val / 0x100000000ULL);
- if ((LW_)(val) >= 0x100000000ULL) {
+
+ if ( words_needed == 2 ) {
s = 2;
- a = 2;
- Hp[0] = (W_)val;
- Hp[1] = hi;
+ Hp[-1] = (W_)val;
+ Hp[0] = hi;
} else if ( val != 0 ) {
s = 1;
- a = 1;
- Hp[0] = (W_)val;
+ Hp[0] = (W_)val;
} else /* val==0 */ {
s = 0;
- a = 1;
}
- s = ( neg ? -s : s );
+ s = ( neg ? -s : s );
- /* returns (# alloc :: Int#,
- size :: Int#,
+ /* returns (# size :: Int#,
data :: ByteArray#
#)
*/
- RET_NNP(a,s,p);
+ TICK_RET_UNBOXED_TUP(2);
+ RET_NP(s,p);
FE_
}
-FN_(word64ToIntegerZh_fast)
+FN_(word64ToIntegerzh_fast)
{
/* arguments: L1 = Word64# */
- StgNat64 val; /* to avoid aliasing */
+ StgWord64 val; /* to avoid aliasing */
StgWord hi;
- I_ s,a,words_needed;
+ I_ s, words_needed;
StgArrWords* p; /* address of array result */
FB_
} else {
words_needed = 1;
}
- HP_CHK_GEN(sizeofW(StgArrWords)+words_needed, NO_PTRS, word64ToIntegerZh_fast,)
- TICK_ALLOC_PRIM(sizeofW(StgArrWords)+words_needed,wibble,wibble,wibble)
+ HP_CHK_GEN_TICKY(sizeofW(StgArrWords)+words_needed, NO_PTRS, word64ToIntegerzh_fast,)
+ TICK_ALLOC_PRIM(sizeofW(StgArrWords),words_needed,0);
CCS_ALLOC(CCCS,sizeofW(StgArrWords)+words_needed); /* ccs prof */
- p = stgCast(StgArrWords*,Hp)-1;
- SET_ARR_HDR(p, &ARR_WORDS_info, CCCS, words_needed);
+ p = (StgArrWords *)(Hp-words_needed+1) - 1;
+ SET_ARR_HDR(p, &stg_ARR_WORDS_info, CCCS, words_needed);
hi = (W_)((LW_)val / 0x100000000ULL);
if ( val >= 0x100000000ULL ) {
s = 2;
- a = 2;
- Hp[0] = ((W_)val);
- Hp[1] = (hi);
+ Hp[-1] = ((W_)val);
+ Hp[0] = (hi);
} else if ( val != 0 ) {
s = 1;
- a = 1;
Hp[0] = ((W_)val);
} else /* val==0 */ {
s = 0;
- a = 1;
}
- /* returns (# alloc :: Int#,
- size :: Int#,
+ /* returns (# size :: Int#,
data :: ByteArray#
#)
*/
- RET_NNP(a,s,p);
+ TICK_RET_UNBOXED_TUP(2);
+ RET_NP(s,p);
FE_
}
FN_(name) \
{ \
MP_INT arg1, arg2, result; \
- I_ a1, s1, a2, s2; \
+ I_ s1, s2; \
StgArrWords* d1; \
StgArrWords* d2; \
FB_ \
\
/* call doYouWantToGC() */ \
- MAYBE_GC(R3_PTR | R6_PTR, name); \
+ MAYBE_GC(R2_PTR | R4_PTR, name); \
\
- a1 = R1.i; \
- s1 = R2.i; \
- d1 = stgCast(StgArrWords*,R3.p); \
- a2 = R4.i; \
- s2 = R5.i; \
- d2 = stgCast(StgArrWords*,R6.p); \
+ d1 = (StgArrWords *)R2.p; \
+ s1 = R1.i; \
+ d2 = (StgArrWords *)R4.p; \
+ s2 = R3.i; \
\
- arg1._mp_alloc = (a1); \
+ arg1._mp_alloc = d1->words; \
arg1._mp_size = (s1); \
arg1._mp_d = (unsigned long int *) (BYTE_ARR_CTS(d1)); \
- arg2._mp_alloc = (a2); \
+ arg2._mp_alloc = d2->words; \
arg2._mp_size = (s2); \
arg2._mp_d = (unsigned long int *) (BYTE_ARR_CTS(d2)); \
\
/* Perform the operation */ \
STGCALL3(mp_fun,&result,&arg1,&arg2); \
\
- RET_NNP(result._mp_alloc, \
- result._mp_size, \
- result._mp_d-sizeofW(StgArrWords)); \
+ TICK_RET_UNBOXED_TUP(2); \
+ RET_NP(result._mp_size, \
+ result._mp_d-sizeofW(StgArrWords)); \
+ FE_ \
+}
+
+#define GMP_TAKE1_RET1(name,mp_fun) \
+FN_(name) \
+{ \
+ MP_INT arg1, result; \
+ I_ s1; \
+ StgArrWords* d1; \
+ FB_ \
+ \
+ /* call doYouWantToGC() */ \
+ MAYBE_GC(R2_PTR, name); \
+ \
+ d1 = (StgArrWords *)R2.p; \
+ s1 = R1.i; \
+ \
+ arg1._mp_alloc = d1->words; \
+ arg1._mp_size = (s1); \
+ arg1._mp_d = (unsigned long int *) (BYTE_ARR_CTS(d1)); \
+ \
+ STGCALL1(mpz_init,&result); \
+ \
+ /* Perform the operation */ \
+ STGCALL2(mp_fun,&result,&arg1); \
+ \
+ TICK_RET_UNBOXED_TUP(2); \
+ RET_NP(result._mp_size, \
+ result._mp_d-sizeofW(StgArrWords)); \
FE_ \
}
FN_(name) \
{ \
MP_INT arg1, arg2, result1, result2; \
- I_ a1, s1, a2, s2; \
+ I_ s1, s2; \
StgArrWords* d1; \
StgArrWords* d2; \
FB_ \
\
/* call doYouWantToGC() */ \
- MAYBE_GC(R3_PTR | R6_PTR, name); \
+ MAYBE_GC(R2_PTR | R4_PTR, name); \
\
- a1 = R1.i; \
- s1 = R2.i; \
- d1 = stgCast(StgArrWords*,R3.p); \
- a2 = R4.i; \
- s2 = R5.i; \
- d2 = stgCast(StgArrWords*,R6.p); \
+ d1 = (StgArrWords *)R2.p; \
+ s1 = R1.i; \
+ d2 = (StgArrWords *)R4.p; \
+ s2 = R3.i; \
\
- arg1._mp_alloc = (a1); \
+ arg1._mp_alloc = d1->words; \
arg1._mp_size = (s1); \
arg1._mp_d = (unsigned long int *) (BYTE_ARR_CTS(d1)); \
- arg2._mp_alloc = (a2); \
+ arg2._mp_alloc = d2->words; \
arg2._mp_size = (s2); \
arg2._mp_d = (unsigned long int *) (BYTE_ARR_CTS(d2)); \
\
/* Perform the operation */ \
STGCALL4(mp_fun,&result1,&result2,&arg1,&arg2); \
\
- RET_NNPNNP(result1._mp_alloc, \
- result1._mp_size, \
- result1._mp_d-sizeofW(StgArrWords), \
- result2._mp_alloc, \
- result2._mp_size, \
- result2._mp_d-sizeofW(StgArrWords)); \
+ TICK_RET_UNBOXED_TUP(4); \
+ RET_NPNP(result1._mp_size, \
+ result1._mp_d-sizeofW(StgArrWords), \
+ result2._mp_size, \
+ result2._mp_d-sizeofW(StgArrWords)); \
FE_ \
}
-GMP_TAKE2_RET1(plusIntegerZh_fast, mpz_add);
-GMP_TAKE2_RET1(minusIntegerZh_fast, mpz_sub);
-GMP_TAKE2_RET1(timesIntegerZh_fast, mpz_mul);
-GMP_TAKE2_RET1(gcdIntegerZh_fast, mpz_gcd);
-
-GMP_TAKE2_RET2(quotRemIntegerZh_fast, mpz_tdiv_qr);
-GMP_TAKE2_RET2(divModIntegerZh_fast, mpz_fdiv_qr);
-
-#ifndef FLOATS_AS_DOUBLES
-FN_(decodeFloatZh_fast)
+GMP_TAKE2_RET1(plusIntegerzh_fast, mpz_add);
+GMP_TAKE2_RET1(minusIntegerzh_fast, mpz_sub);
+GMP_TAKE2_RET1(timesIntegerzh_fast, mpz_mul);
+GMP_TAKE2_RET1(gcdIntegerzh_fast, mpz_gcd);
+GMP_TAKE2_RET1(quotIntegerzh_fast, mpz_tdiv_q);
+GMP_TAKE2_RET1(remIntegerzh_fast, mpz_tdiv_r);
+GMP_TAKE2_RET1(divExactIntegerzh_fast, mpz_divexact);
+GMP_TAKE2_RET1(andIntegerzh_fast, mpz_and);
+GMP_TAKE2_RET1(orIntegerzh_fast, mpz_ior);
+GMP_TAKE2_RET1(xorIntegerzh_fast, mpz_xor);
+GMP_TAKE1_RET1(complementIntegerzh_fast, mpz_com);
+
+GMP_TAKE2_RET2(quotRemIntegerzh_fast, mpz_tdiv_qr);
+GMP_TAKE2_RET2(divModIntegerzh_fast, mpz_fdiv_qr);
+
+FN_(decodeFloatzh_fast)
{
MP_INT mantissa;
I_ exponent;
/* arguments: F1 = Float# */
arg = F1;
- HP_CHK_GEN(sizeof(StgArrWords)+1, NO_PTRS, decodeFloatZh_fast,);
- TICK_ALLOC_PRIM(sizeofW(StgArrWords)+1,wibble,wibble,wibble)
+ HP_CHK_GEN_TICKY(sizeofW(StgArrWords)+1, NO_PTRS, decodeFloatzh_fast,);
+ TICK_ALLOC_PRIM(sizeofW(StgArrWords),1,0);
CCS_ALLOC(CCCS,sizeofW(StgArrWords)+1); /* ccs prof */
/* Be prepared to tell Lennart-coded __decodeFloat */
/* where mantissa._mp_d can be put (it does not care about the rest) */
- p = stgCast(StgArrWords*,Hp)-1;
- SET_ARR_HDR(p,&ARR_WORDS_info,CCCS,1)
+ p = (StgArrWords *)Hp - 1;
+ SET_ARR_HDR(p,&stg_ARR_WORDS_info,CCCS,1)
mantissa._mp_d = (void *)BYTE_ARR_CTS(p);
/* Perform the operation */
STGCALL3(__decodeFloat,&mantissa,&exponent,arg);
- /* returns: (R1 = Int# (expn), R2 = Int#, R3 = Int#, R4 = ByteArray#) */
- RET_NNNP(exponent,mantissa._mp_alloc,mantissa._mp_size,p);
+ /* returns: (Int# (expn), Int#, ByteArray#) */
+ TICK_RET_UNBOXED_TUP(3);
+ RET_NNP(exponent,mantissa._mp_size,p);
FE_
}
-#endif /* !FLOATS_AS_DOUBLES */
-#define DOUBLE_MANTISSA_SIZE (sizeof(StgDouble)/sizeof(W_))
-#define ARR_SIZE (sizeof(StgArrWords) + DOUBLE_MANTISSA_SIZE)
+#define DOUBLE_MANTISSA_SIZE (sizeofW(StgDouble))
+#define ARR_SIZE (sizeofW(StgArrWords) + DOUBLE_MANTISSA_SIZE)
-FN_(decodeDoubleZh_fast)
+FN_(decodeDoublezh_fast)
{ MP_INT mantissa;
I_ exponent;
StgDouble arg;
/* arguments: D1 = Double# */
arg = D1;
- HP_CHK_GEN(ARR_SIZE, NO_PTRS, decodeDoubleZh_fast,);
- TICK_ALLOC_PRIM(ARR_SIZE,wibble,wibble,wibble)
+ HP_CHK_GEN_TICKY(ARR_SIZE, NO_PTRS, decodeDoublezh_fast,);
+ TICK_ALLOC_PRIM(sizeofW(StgArrWords),DOUBLE_MANTISSA_SIZE,0);
CCS_ALLOC(CCCS,ARR_SIZE); /* ccs prof */
/* Be prepared to tell Lennart-coded __decodeDouble */
/* where mantissa.d can be put (it does not care about the rest) */
- p = stgCast(StgArrWords*,Hp-ARR_SIZE+1);
- SET_ARR_HDR(p, &ARR_WORDS_info, CCCS, DOUBLE_MANTISSA_SIZE);
+ p = (StgArrWords *)(Hp-ARR_SIZE+1);
+ SET_ARR_HDR(p, &stg_ARR_WORDS_info, CCCS, DOUBLE_MANTISSA_SIZE);
mantissa._mp_d = (void *)BYTE_ARR_CTS(p);
/* Perform the operation */
STGCALL3(__decodeDouble,&mantissa,&exponent,arg);
- /* returns: (R1 = Int# (expn), R2 = Int#, R3 = Int#, R4 = ByteArray#) */
- RET_NNNP(exponent,mantissa._mp_alloc,mantissa._mp_size,p);
+ /* returns: (Int# (expn), Int#, ByteArray#) */
+ TICK_RET_UNBOXED_TUP(3);
+ RET_NNP(exponent,mantissa._mp_size,p);
FE_
}
* Concurrency primitives
* -------------------------------------------------------------------------- */
-FN_(forkZh_fast)
+FN_(forkzh_fast)
{
FB_
/* args: R1 = closure to spark */
- if (closure_SHOULD_SPARK(stgCast(StgClosure*,R1.p))) {
-
- MAYBE_GC(R1_PTR, forkZh_fast);
+ MAYBE_GC(R1_PTR, forkzh_fast);
- /* create it right now, return ThreadID in R1 */
- R1.t = RET_STGCALL2(StgTSO *, createIOThread,
- RtsFlags.GcFlags.initialStkSize, R1.cl);
+ /* create it right now, return ThreadID in R1 */
+ R1.t = RET_STGCALL2(StgTSO *, createIOThread,
+ RtsFlags.GcFlags.initialStkSize, R1.cl);
+ STGCALL1(scheduleThread, R1.t);
- /* switch at the earliest opportunity */
- context_switch = 1;
- }
+ /* switch at the earliest opportunity */
+ context_switch = 1;
- JMP_(*Sp);
-
+ JMP_(ENTRY_CODE(Sp[0]));
FE_
}
-FN_(killThreadZh_fast)
+FN_(yieldzh_fast)
{
FB_
- /* args: R1.p = TSO to kill */
-
- /* The thread is dead, but the TSO sticks around for a while. That's why
- * we don't have to explicitly remove it from any queues it might be on.
- */
- STGCALL1(deleteThread, (StgTSO *)R1.p);
-
- /* We might have killed ourselves. In which case, better return to the
- * scheduler...
- */
- if ((StgTSO *)R1.p == CurrentTSO) {
- JMP_(stg_stop_thread_entry); /* leave semi-gracefully */
- }
-
- JMP_(ENTRY_CODE(Sp[0]));
+ JMP_(stg_yield_noregs);
FE_
}
-FN_(newMVarZh_fast)
+FN_(newMVarzh_fast)
{
StgMVar *mvar;
FB_
/* args: none */
- HP_CHK_GEN(sizeofW(StgMVar), NO_PTRS, newMVarZh_fast,);
- TICK_ALLOC_PRIM(sizeofW(StgMVar),wibble,wibble,wibble)
+ HP_CHK_GEN_TICKY(sizeofW(StgMVar), NO_PTRS, newMVarzh_fast,);
+ TICK_ALLOC_PRIM(sizeofW(StgMutVar)-1, // consider head,tail,link as admin wds
+ 1, 0);
CCS_ALLOC(CCCS,sizeofW(StgMVar)); /* ccs prof */
mvar = (StgMVar *) (Hp - sizeofW(StgMVar) + 1);
- SET_INFO(mvar,&EMPTY_MVAR_info);
- mvar->head = mvar->tail = (StgTSO *)&END_TSO_QUEUE_closure;
- mvar->value = (StgClosure *)&END_TSO_QUEUE_closure;
+ SET_HDR(mvar,&stg_EMPTY_MVAR_info,CCCS);
+ mvar->head = mvar->tail = (StgTSO *)&stg_END_TSO_QUEUE_closure;
+ mvar->value = (StgClosure *)&stg_END_TSO_QUEUE_closure;
- R1.p = (P_)mvar;
-
- JMP_(ENTRY_CODE(Sp[0]));
+ TICK_RET_UNBOXED_TUP(1);
+ RET_P(mvar);
FE_
}
-FN_(takeMVarZh_fast)
+FN_(takeMVarzh_fast)
{
StgMVar *mvar;
+ StgClosure *val;
+ const StgInfoTable *info;
FB_
/* args: R1 = MVar closure */
mvar = (StgMVar *)R1.p;
+#ifdef SMP
+ info = LOCK_CLOSURE(mvar);
+#else
+ info = GET_INFO(mvar);
+#endif
+
/* If the MVar is empty, put ourselves on its blocking queue,
* and wait until we're woken up.
*/
- if (GET_INFO(mvar) != &FULL_MVAR_info) {
- if (mvar->head == (StgTSO *)&END_TSO_QUEUE_closure) {
+ if (info == &stg_EMPTY_MVAR_info) {
+ if (mvar->head == (StgTSO *)&stg_END_TSO_QUEUE_closure) {
mvar->head = CurrentTSO;
} else {
mvar->tail->link = CurrentTSO;
}
- CurrentTSO->link = (StgTSO *)&END_TSO_QUEUE_closure;
+ CurrentTSO->link = (StgTSO *)&stg_END_TSO_QUEUE_closure;
+ CurrentTSO->why_blocked = BlockedOnMVar;
+ CurrentTSO->block_info.closure = (StgClosure *)mvar;
mvar->tail = CurrentTSO;
- BLOCK(R1_PTR, takeMVarZh_fast);
+#ifdef SMP
+ /* unlock the MVar */
+ mvar->header.info = &stg_EMPTY_MVAR_info;
+#endif
+ BLOCK(R1_PTR, takeMVarzh_fast);
}
- SET_INFO(mvar,&EMPTY_MVAR_info);
- R1.cl = mvar->value;
- mvar->value = (StgClosure *)&END_TSO_QUEUE_closure;
+ val = mvar->value;
+ mvar->value = (StgClosure *)&stg_END_TSO_QUEUE_closure;
- JMP_(ENTRY_CODE(Sp[0]));
+ /* do this last... we might have locked the MVar in the SMP case,
+ * and writing the info pointer will unlock it.
+ */
+ SET_INFO(mvar,&stg_EMPTY_MVAR_info);
+
+ TICK_RET_UNBOXED_TUP(1);
+ RET_P(val);
FE_
}
-FN_(putMVarZh_fast)
+FN_(tryTakeMVarzh_fast)
{
StgMVar *mvar;
- StgTSO *tso;
+ StgClosure *val;
+ const StgInfoTable *info;
+
+ FB_
+ /* args: R1 = MVar closure */
+
+ mvar = (StgMVar *)R1.p;
+
+#ifdef SMP
+ info = LOCK_CLOSURE(mvar);
+#else
+ info = GET_INFO(mvar);
+#endif
+
+ if (info == &stg_EMPTY_MVAR_info) {
+
+#ifdef SMP
+ /* unlock the MVar */
+ mvar->header.info = &stg_EMPTY_MVAR_info;
+#endif
+
+ /* HACK: we need a pointer to pass back, so we abuse NO_FINALIZER_closure */
+ RET_NP(0, &stg_NO_FINALIZER_closure);
+ }
+
+ val = mvar->value;
+ mvar->value = (StgClosure *)&stg_END_TSO_QUEUE_closure;
+
+ /* do this last... we might have locked the MVar in the SMP case,
+ * and writing the info pointer will unlock it.
+ */
+ SET_INFO(mvar,&stg_EMPTY_MVAR_info);
+
+ TICK_RET_UNBOXED_TUP(1);
+ RET_NP(1,val);
+ FE_
+}
+
+FN_(putMVarzh_fast)
+{
+ StgMVar *mvar;
+ const StgInfoTable *info;
FB_
/* args: R1 = MVar, R2 = value */
mvar = (StgMVar *)R1.p;
- if (GET_INFO(mvar) == &FULL_MVAR_info) {
- fflush(stdout);
- fprintf(stderr, "putMVar#: MVar already full.\n");
- stg_exit(EXIT_FAILURE);
+
+#ifdef SMP
+ info = LOCK_CLOSURE(mvar);
+#else
+ info = GET_INFO(mvar);
+#endif
+
+ if (info == &stg_FULL_MVAR_info) {
+#ifdef INTERPRETER
+ fprintf(stderr, "fatal: put on a full MVar in Hugs; aborting\n" );
+ exit(1);
+#else
+ R1.cl = (StgClosure *)PutFullMVar_closure;
+ JMP_(raisezh_fast);
+#endif
}
- SET_INFO(mvar,&FULL_MVAR_info);
mvar->value = R2.cl;
- /* wake up the first thread on the queue,
- * it will continue with the takeMVar operation and mark the MVar
- * empty again.
+ /* wake up the first thread on the queue, it will continue with the
+ * takeMVar operation and mark the MVar empty again.
*/
- tso = mvar->head;
- if (tso != (StgTSO *)&END_TSO_QUEUE_closure) {
- PUSH_ON_RUN_QUEUE(tso);
- mvar->head = tso->link;
- tso->link = (StgTSO *)&END_TSO_QUEUE_closure;
- if (mvar->head == (StgTSO *)&END_TSO_QUEUE_closure) {
- mvar->tail = (StgTSO *)&END_TSO_QUEUE_closure;
+ if (mvar->head != (StgTSO *)&stg_END_TSO_QUEUE_closure) {
+ ASSERT(mvar->head->why_blocked == BlockedOnMVar);
+#if defined(GRAN)
+ mvar->head = RET_STGCALL2(StgTSO *,unblockOne,mvar->head,mvar);
+#elif defined(PAR)
+ // ToDo: check 2nd arg (mvar) is right
+ mvar->head = RET_STGCALL2(StgTSO *,unblockOne,mvar->head,mvar);
+#else
+ mvar->head = RET_STGCALL1(StgTSO *,unblockOne,mvar->head);
+#endif
+ if (mvar->head == (StgTSO *)&stg_END_TSO_QUEUE_closure) {
+ mvar->tail = (StgTSO *)&stg_END_TSO_QUEUE_closure;
}
}
+ /* unlocks the MVar in the SMP case */
+ SET_INFO(mvar,&stg_FULL_MVAR_info);
+
/* ToDo: yield here for better communication performance? */
- JMP_(ENTRY_CODE(*Sp));
+ JMP_(ENTRY_CODE(Sp[0]));
FE_
}
Stable pointer primitives
------------------------------------------------------------------------- */
-FN_(makeStablePtrZh_fast)
+FN_(makeStableNamezh_fast)
+{
+ StgWord index;
+ StgStableName *sn_obj;
+ FB_
+
+ HP_CHK_GEN_TICKY(sizeofW(StgStableName), R1_PTR, makeStableNamezh_fast,);
+ TICK_ALLOC_PRIM(sizeofW(StgHeader),
+ sizeofW(StgStableName)-sizeofW(StgHeader), 0);
+ CCS_ALLOC(CCCS,sizeofW(StgStableName)); /* ccs prof */
+
+ index = RET_STGCALL1(StgWord,lookupStableName,R1.p);
+
+ /* Is there already a StableName for this heap object? */
+ if (stable_ptr_table[index].sn_obj == NULL) {
+ sn_obj = (StgStableName *) (Hp - sizeofW(StgStableName) + 1);
+ sn_obj->header.info = &stg_STABLE_NAME_info;
+ sn_obj->sn = index;
+ stable_ptr_table[index].sn_obj = (StgClosure *)sn_obj;
+ } else {
+ (StgClosure *)sn_obj = stable_ptr_table[index].sn_obj;
+ }
+
+ TICK_RET_UNBOXED_TUP(1);
+ RET_P(sn_obj);
+}
+
+/* -----------------------------------------------------------------------------
+ Thread I/O blocking primitives
+ -------------------------------------------------------------------------- */
+
+FN_(waitReadzh_fast)
+{
+ FB_
+ /* args: R1.i */
+ ASSERT(CurrentTSO->why_blocked == NotBlocked);
+ CurrentTSO->why_blocked = BlockedOnRead;
+ CurrentTSO->block_info.fd = R1.i;
+ ACQUIRE_LOCK(&sched_mutex);
+ APPEND_TO_BLOCKED_QUEUE(CurrentTSO);
+ RELEASE_LOCK(&sched_mutex);
+ JMP_(stg_block_noregs);
+ FE_
+}
+
+FN_(waitWritezh_fast)
{
- StgInt stable_ptr;
- FB_
+ FB_
+ /* args: R1.i */
+ ASSERT(CurrentTSO->why_blocked == NotBlocked);
+ CurrentTSO->why_blocked = BlockedOnWrite;
+ CurrentTSO->block_info.fd = R1.i;
+ ACQUIRE_LOCK(&sched_mutex);
+ APPEND_TO_BLOCKED_QUEUE(CurrentTSO);
+ RELEASE_LOCK(&sched_mutex);
+ JMP_(stg_block_noregs);
+ FE_
+}
- if (stable_ptr_free == NULL) {
- enlargeStablePtrTable();
+FN_(delayzh_fast)
+{
+ StgTSO *t, *prev;
+ nat target;
+ FB_
+ /* args: R1.i */
+ ASSERT(CurrentTSO->why_blocked == NotBlocked);
+ CurrentTSO->why_blocked = BlockedOnDelay;
+
+ ACQUIRE_LOCK(&sched_mutex);
+
+ target = (R1.i / (TICK_MILLISECS*1000)) + timestamp + ticks_since_timestamp;
+ CurrentTSO->block_info.target = target;
+
+ /* Insert the new thread in the sleeping queue. */
+ prev = NULL;
+ t = sleeping_queue;
+ while (t != END_TSO_QUEUE && t->block_info.target < target) {
+ prev = t;
+ t = t->link;
}
- stable_ptr = stable_ptr_free - stable_ptr_table;
- (P_)stable_ptr_free = *stable_ptr_free;
- stable_ptr_table[stable_ptr] = R1.p;
+ CurrentTSO->link = t;
+ if (prev == NULL) {
+ sleeping_queue = CurrentTSO;
+ } else {
+ prev->link = CurrentTSO;
+ }
- R1.i = stable_ptr;
- JMP_(ENTRY_CODE(Sp[0]));
+ RELEASE_LOCK(&sched_mutex);
+ JMP_(stg_block_noregs);
FE_
}
-#endif /* COMPILER */