#include "Cmm.h"
+import pthread_mutex_lock;
+import base_GHCziBase_Czh_static_info;
+import base_GHCziBase_Izh_static_info;
+import EnterCriticalSection;
+import LeaveCriticalSection;
+
/* ----------------------------------------------------------------------------
Support for the bytecode interpreter.
------------------------------------------------------------------------- */
jump %ENTRY_CODE(Sp(0));
}
-stg_interp_constr1_entry { jump %RET_VEC(Sp(0),0); }
-stg_interp_constr2_entry { jump %RET_VEC(Sp(0),1); }
-stg_interp_constr3_entry { jump %RET_VEC(Sp(0),2); }
-stg_interp_constr4_entry { jump %RET_VEC(Sp(0),3); }
-stg_interp_constr5_entry { jump %RET_VEC(Sp(0),4); }
-stg_interp_constr6_entry { jump %RET_VEC(Sp(0),5); }
-stg_interp_constr7_entry { jump %RET_VEC(Sp(0),6); }
-stg_interp_constr8_entry { jump %RET_VEC(Sp(0),7); }
-
/* Some info tables to be used when compiled code returns a value to
the interpreter, i.e. the interpreter pushes one of these onto the
stack before entering a value. What the code does is to
haven't got a good story about that yet.
*/
-INFO_TABLE_RET( stg_ctoi_R1p,
- 0/*size*/, 0/*bitmap*/, /* special layout! */
- RET_BCO,
- RET_LBL(stg_ctoi_R1p),
- RET_LBL(stg_ctoi_R1p),
- RET_LBL(stg_ctoi_R1p),
- RET_LBL(stg_ctoi_R1p),
- RET_LBL(stg_ctoi_R1p),
- RET_LBL(stg_ctoi_R1p),
- RET_LBL(stg_ctoi_R1p),
- RET_LBL(stg_ctoi_R1p))
+INFO_TABLE_RET( stg_ctoi_R1p, RET_BCO)
{
Sp_adj(-2);
Sp(1) = R1;
jump stg_yield_to_interpreter;
}
-#if MAX_VECTORED_RTN != 8
-#error MAX_VECTORED_RTN has changed: please modify stg_ctoi_R1p too.
-#endif
-
/*
* When the returned value is a pointer, but unlifted, in R1 ...
*/
-INFO_TABLE_RET( stg_ctoi_R1unpt,
- 0/*size*/, 0/*bitmap*/, /* special layout! */
- RET_BCO )
+INFO_TABLE_RET( stg_ctoi_R1unpt, RET_BCO )
{
Sp_adj(-2);
Sp(1) = R1;
/*
* When the returned value is a non-pointer in R1 ...
*/
-INFO_TABLE_RET( stg_ctoi_R1n,
- 0/*size*/, 0/*bitmap*/, /* special layout! */
- RET_BCO )
+INFO_TABLE_RET( stg_ctoi_R1n, RET_BCO )
{
Sp_adj(-2);
Sp(1) = R1;
/*
* When the returned value is in F1
*/
-INFO_TABLE_RET( stg_ctoi_F1,
- 0/*size*/, 0/*bitmap*/, /* special layout! */
- RET_BCO )
+INFO_TABLE_RET( stg_ctoi_F1, RET_BCO )
{
Sp_adj(-2);
F_[Sp + WDS(1)] = F1;
/*
* When the returned value is in D1
*/
-INFO_TABLE_RET( stg_ctoi_D1,
- 0/*size*/, 0/*bitmap*/, /* special layout! */
- RET_BCO )
+INFO_TABLE_RET( stg_ctoi_D1, RET_BCO )
{
Sp_adj(-1) - SIZEOF_DOUBLE;
D_[Sp + WDS(1)] = D1;
/*
* When the returned value is in L1
*/
-INFO_TABLE_RET( stg_ctoi_L1,
- 0/*size*/, 0/*bitmap*/, /* special layout! */
- RET_BCO )
+INFO_TABLE_RET( stg_ctoi_L1, RET_BCO )
{
Sp_adj(-1) - 8;
L_[Sp + WDS(1)] = L1;
/*
* When the returned value is a void
*/
-INFO_TABLE_RET( stg_ctoi_V,
- 0/*size*/, 0/*bitmap*/, /* special layout! */
- RET_BCO )
+INFO_TABLE_RET( stg_ctoi_V, RET_BCO )
{
Sp_adj(-1);
Sp(0) = stg_gc_void_info;
* should apply the BCO on the stack to its arguments, also on the
* stack.
*/
-INFO_TABLE_RET( stg_apply_interp,
- 0/*size*/, 0/*bitmap*/, /* special layout! */
- RET_BCO )
+INFO_TABLE_RET( stg_apply_interp, RET_BCO )
{
/* Just in case we end up in here... (we shouldn't) */
jump stg_yield_to_interpreter;
/* ----------------------------------------------------------------------------
Info tables for indirections.
- SPECIALISED INDIRECTIONS: we have a specialised indirection for each
- kind of return (direct, vectored 0-7), so that we can avoid entering
- the object when we know what kind of return it will do. The update
- code (Updates.hc) updates objects with the appropriate kind of
+ SPECIALISED INDIRECTIONS: we have a specialised indirection for direct returns,
+ so that we can avoid entering
+ the object when we know it points directly to a value. The update
+ code (Updates.cmm) updates objects with the appropriate kind of
indirection. We only do this for young-gen indirections.
------------------------------------------------------------------------- */
INFO_TABLE(stg_IND,1,0,IND,"IND","IND")
{
TICK_ENT_DYN_IND(); /* tick */
- R1 = StgInd_indirectee(R1);
+ R1 = UNTAG(StgInd_indirectee(R1));
TICK_ENT_VIA_NODE();
jump %GET_ENTRY(R1);
}
-#define IND_SPEC(label,ret) \
-INFO_TABLE(label,1,0,IND,"IND","IND") \
-{ \
- TICK_ENT_DYN_IND(); /* tick */ \
- R1 = StgInd_indirectee(R1); \
- TICK_ENT_VIA_NODE(); \
- jump ret; \
+INFO_TABLE(stg_IND_direct,1,0,IND,"IND","IND")
+{
+ TICK_ENT_DYN_IND(); /* tick */
+ R1 = StgInd_indirectee(R1);
+ TICK_ENT_VIA_NODE();
+ jump %ENTRY_CODE(Sp(0));
}
-IND_SPEC(stg_IND_direct, %ENTRY_CODE(Sp(0)))
-IND_SPEC(stg_IND_0, %RET_VEC(Sp(0),0))
-IND_SPEC(stg_IND_1, %RET_VEC(Sp(0),1))
-IND_SPEC(stg_IND_2, %RET_VEC(Sp(0),2))
-IND_SPEC(stg_IND_3, %RET_VEC(Sp(0),3))
-IND_SPEC(stg_IND_4, %RET_VEC(Sp(0),4))
-IND_SPEC(stg_IND_5, %RET_VEC(Sp(0),5))
-IND_SPEC(stg_IND_6, %RET_VEC(Sp(0),6))
-IND_SPEC(stg_IND_7, %RET_VEC(Sp(0),7))
-
INFO_TABLE(stg_IND_STATIC,1,0,IND_STATIC,"IND_STATIC","IND_STATIC")
{
TICK_ENT_STATIC_IND(); /* tick */
- R1 = StgInd_indirectee(R1);
+ R1 = UNTAG(StgInd_indirectee(R1));
TICK_ENT_VIA_NODE();
jump %GET_ENTRY(R1);
}
StgHeader_info(R1) = stg_IND_info;
#endif /* TICKY_TICKY */
- R1 = StgInd_indirectee(R1);
+ R1 = UNTAG(StgInd_indirectee(R1));
#if defined(TICKY_TICKY) && !defined(PROFILING)
TICK_ENT_VIA_NODE();
INFO_TABLE(stg_IND_OLDGEN,1,0,IND_OLDGEN,"IND_OLDGEN","IND_OLDGEN")
{
TICK_ENT_STATIC_IND(); /* tick */
- R1 = StgInd_indirectee(R1);
+ R1 = UNTAG(StgInd_indirectee(R1));
TICK_ENT_VIA_NODE();
jump %GET_ENTRY(R1);
}
#if defined(TICKY_TICKY) && !defined(PROFILING)
/* TICKY_TICKY && !PROFILING means PERM_IND *replaces* an IND,
rather than being extra */
- TICK_ENT_PERM_IND(R1); /* tick */
+ TICK_ENT_PERM_IND(); /* tick */
#endif
LDV_ENTER(R1);
StgHeader_info(R1) = stg_IND_OLDGEN_info;
#endif /* TICKY_TICKY */
- R1 = StgInd_indirectee(R1);
+ R1 = UNTAG(StgInd_indirectee(R1));
TICK_ENT_VIA_NODE();
jump %GET_ENTRY(R1);
LDV_ENTER(R1);
#if defined(THREADED_RTS)
- foreign "C" ACQUIRE_LOCK(sched_mutex "ptr");
+ ACQUIRE_LOCK(sched_mutex "ptr");
// released in stg_block_blackhole_finally
#endif
}
INFO_TABLE(stg_RBH_Save_0,0,2,CONSTR,"RBH_Save_0","RBH_Save_0")
-{ foreign "C" barf("RBH_Save_0 object entered!"); }
+{ foreign "C" barf("RBH_Save_0 object entered!") never returns; }
INFO_TABLE(stg_RBH_Save_1,1,1,CONSTR,"RBH_Save_1","RBH_Save_1");
-{ foreign "C" barf("RBH_Save_1 object entered!"); }
+{ foreign "C" barf("RBH_Save_1 object entered!") never returns; }
INFO_TABLE(stg_RBH_Save_2,2,0,CONSTR,"RBH_Save_2","RBH_Save_2");
-{ foreign "C" barf("RBH_Save_2 object entered!"); }
+{ foreign "C" barf("RBH_Save_2 object entered!") never returns; }
#endif /* defined(PAR) || defined(GRAN) */
#endif
#if defined(THREADED_RTS)
- foreign "C" ACQUIRE_LOCK(sched_mutex "ptr");
+ ACQUIRE_LOCK(sched_mutex "ptr");
// released in stg_block_blackhole_finally
#endif
#ifdef EAGER_BLACKHOLING
INFO_TABLE(stg_SE_BLACKHOLE,0,1,SE_BLACKHOLE,"SE_BLACKHOLE","SE_BLACKHOLE")
-{ foreign "C" barf("SE_BLACKHOLE object entered!"); }
+{ foreign "C" barf("SE_BLACKHOLE object entered!") never returns; }
INFO_TABLE(stg_SE_CAF_BLACKHOLE,0,1,SE_CAF_BLACKHOLE,"SE_CAF_BLACKHOLE","SE_CAF_BLACKHOLE")
-{ foreign "C" barf("SE_CAF_BLACKHOLE object entered!"); }
+{ foreign "C" barf("SE_CAF_BLACKHOLE object entered!") never returns; }
#endif
/* ----------------------------------------------------------------------------
Whiteholes are used for the "locked" state of a closure (see lockClosure())
-
- The closure type is BLAKCHOLE, just because we need a valid closure type
- for sanity checking.
------------------------------------------------------------------------- */
-INFO_TABLE(stg_WHITEHOLE, 0,0, BLACKHOLE, "WHITEHOLE", "WHITEHOLE")
-{ foreign "C" barf("WHITEHOLE object entered!"); }
+INFO_TABLE(stg_WHITEHOLE, 0,0, WHITEHOLE, "WHITEHOLE", "WHITEHOLE")
+{ foreign "C" barf("WHITEHOLE object entered!") never returns; }
/* ----------------------------------------------------------------------------
Some static info tables for things that don't get entered, and
------------------------------------------------------------------------- */
INFO_TABLE(stg_TSO, 0,0,TSO, "TSO", "TSO")
-{ foreign "C" barf("TSO object entered!"); }
+{ foreign "C" barf("TSO object entered!") never returns; }
/* ----------------------------------------------------------------------------
Evacuees are left behind by the garbage collector. Any attempt to enter
------------------------------------------------------------------------- */
INFO_TABLE(stg_EVACUATED,1,0,EVACUATED,"EVACUATED","EVACUATED")
-{ foreign "C" barf("EVACUATED object entered!"); }
+{ foreign "C" barf("EVACUATED object entered!") never returns; }
/* ----------------------------------------------------------------------------
Weak pointers
------------------------------------------------------------------------- */
INFO_TABLE(stg_WEAK,0,4,WEAK,"WEAK","WEAK")
-{ foreign "C" barf("WEAK object entered!"); }
+{ foreign "C" barf("WEAK object entered!") never returns; }
/*
* It's important when turning an existing WEAK into a DEAD_WEAK
* DEAD_WEAK 4 non-pointer fields, the same as WEAK.
*/
INFO_TABLE_CONSTR(stg_DEAD_WEAK,0,4,0,CONSTR,"DEAD_WEAK","DEAD_WEAK")
-{ foreign "C" barf("DEAD_WEAK object entered!"); }
+{ foreign "C" barf("DEAD_WEAK object entered!") never returns; }
/* ----------------------------------------------------------------------------
NO_FINALIZER
------------------------------------------------------------------------- */
INFO_TABLE_CONSTR(stg_NO_FINALIZER,0,0,0,CONSTR_NOCAF_STATIC,"NO_FINALIZER","NO_FINALIZER")
-{ foreign "C" barf("NO_FINALIZER object entered!"); }
+{ foreign "C" barf("NO_FINALIZER object entered!") never returns; }
CLOSURE(stg_NO_FINALIZER_closure,stg_NO_FINALIZER);
------------------------------------------------------------------------- */
INFO_TABLE(stg_STABLE_NAME,0,1,STABLE_NAME,"STABLE_NAME","STABLE_NAME")
-{ foreign "C" barf("STABLE_NAME object entered!"); }
+{ foreign "C" barf("STABLE_NAME object entered!") never returns; }
/* ----------------------------------------------------------------------------
MVars
and entry code for each type.
------------------------------------------------------------------------- */
-INFO_TABLE(stg_FULL_MVAR,3,0,MVAR,"MVAR","MVAR")
-{ foreign "C" barf("FULL_MVAR object entered!"); }
+INFO_TABLE(stg_MVAR_CLEAN,3,0,MVAR_CLEAN,"MVAR","MVAR")
+{ foreign "C" barf("MVAR object entered!") never returns; }
-INFO_TABLE(stg_EMPTY_MVAR,3,0,MVAR,"MVAR","MVAR")
-{ foreign "C" barf("EMPTY_MVAR object entered!"); }
+INFO_TABLE(stg_MVAR_DIRTY,3,0,MVAR_DIRTY,"MVAR","MVAR")
+{ foreign "C" barf("MVAR object entered!") never returns; }
/* -----------------------------------------------------------------------------
STM
-------------------------------------------------------------------------- */
INFO_TABLE(stg_TVAR, 0, 0, TVAR, "TVAR", "TVAR")
-{ foreign "C" barf("TVAR object entered!"); }
+{ foreign "C" barf("TVAR object entered!") never returns; }
+
+INFO_TABLE(stg_TVAR_WATCH_QUEUE, 0, 0, TVAR_WATCH_QUEUE, "TVAR_WATCH_QUEUE", "TVAR_WATCH_QUEUE")
+{ foreign "C" barf("TVAR_WATCH_QUEUE object entered!") never returns; }
+
+INFO_TABLE(stg_ATOMIC_INVARIANT, 0, 0, ATOMIC_INVARIANT, "ATOMIC_INVARIANT", "ATOMIC_INVARIANT")
+{ foreign "C" barf("ATOMIC_INVARIANT object entered!") never returns; }
-INFO_TABLE(stg_TVAR_WAIT_QUEUE, 0, 0, TVAR_WAIT_QUEUE, "TVAR_WAIT_QUEUE", "TVAR_WAIT_QUEUE")
-{ foreign "C" barf("TVAR_WAIT_QUEUE object entered!"); }
+INFO_TABLE(stg_INVARIANT_CHECK_QUEUE, 0, 0, INVARIANT_CHECK_QUEUE, "INVARIANT_CHECK_QUEUE", "INVARIANT_CHECK_QUEUE")
+{ foreign "C" barf("INVARIANT_CHECK_QUEUE object entered!") never returns; }
INFO_TABLE(stg_TREC_CHUNK, 0, 0, TREC_CHUNK, "TREC_CHUNK", "TREC_CHUNK")
-{ foreign "C" barf("TREC_CHUNK object entered!"); }
+{ foreign "C" barf("TREC_CHUNK object entered!") never returns; }
INFO_TABLE(stg_TREC_HEADER, 0, 0, TREC_HEADER, "TREC_HEADER", "TREC_HEADER")
-{ foreign "C" barf("TREC_HEADER object entered!"); }
+{ foreign "C" barf("TREC_HEADER object entered!") never returns; }
-INFO_TABLE_CONSTR(stg_END_STM_WAIT_QUEUE,0,0,0,CONSTR_NOCAF_STATIC,"END_STM_WAIT_QUEUE","END_STM_WAIT_QUEUE")
-{ foreign "C" barf("END_STM_WAIT_QUEUE object entered!"); }
+INFO_TABLE_CONSTR(stg_END_STM_WATCH_QUEUE,0,0,0,CONSTR_NOCAF_STATIC,"END_STM_WATCH_QUEUE","END_STM_WATCH_QUEUE")
+{ foreign "C" barf("END_STM_WATCH_QUEUE object entered!") never returns; }
+
+INFO_TABLE_CONSTR(stg_END_INVARIANT_CHECK_QUEUE,0,0,0,CONSTR_NOCAF_STATIC,"END_INVARIANT_CHECK_QUEUE","END_INVARIANT_CHECK_QUEUE")
+{ foreign "C" barf("END_INVARIANT_CHECK_QUEUE object entered!") never returns; }
INFO_TABLE_CONSTR(stg_END_STM_CHUNK_LIST,0,0,0,CONSTR_NOCAF_STATIC,"END_STM_CHUNK_LIST","END_STM_CHUNK_LIST")
-{ foreign "C" barf("END_STM_CHUNK_LIST object entered!"); }
+{ foreign "C" barf("END_STM_CHUNK_LIST object entered!") never returns; }
INFO_TABLE_CONSTR(stg_NO_TREC,0,0,0,CONSTR_NOCAF_STATIC,"NO_TREC","NO_TREC")
-{ foreign "C" barf("NO_TREC object entered!"); }
+{ foreign "C" barf("NO_TREC object entered!") never returns; }
+
+CLOSURE(stg_END_STM_WATCH_QUEUE_closure,stg_END_STM_WATCH_QUEUE);
-CLOSURE(stg_END_STM_WAIT_QUEUE_closure,stg_END_STM_WAIT_QUEUE);
+CLOSURE(stg_END_INVARIANT_CHECK_QUEUE_closure,stg_END_INVARIANT_CHECK_QUEUE);
CLOSURE(stg_END_STM_CHUNK_LIST_closure,stg_END_STM_CHUNK_LIST);
------------------------------------------------------------------------- */
INFO_TABLE_CONSTR(stg_END_TSO_QUEUE,0,0,0,CONSTR_NOCAF_STATIC,"END_TSO_QUEUE","END_TSO_QUEUE")
-{ foreign "C" barf("END_TSO_QUEUE object entered!"); }
+{ foreign "C" barf("END_TSO_QUEUE object entered!") never returns; }
CLOSURE(stg_END_TSO_QUEUE_closure,stg_END_TSO_QUEUE);
------------------------------------------------------------------------- */
INFO_TABLE_CONSTR(stg_END_EXCEPTION_LIST,0,0,0,CONSTR_NOCAF_STATIC,"END_EXCEPTION_LIST","END_EXCEPTION_LIST")
-{ foreign "C" barf("END_EXCEPTION_LIST object entered!"); }
+{ foreign "C" barf("END_EXCEPTION_LIST object entered!") never returns; }
CLOSURE(stg_END_EXCEPTION_LIST_closure,stg_END_EXCEPTION_LIST);
INFO_TABLE(stg_EXCEPTION_CONS,1,1,CONSTR,"EXCEPTION_CONS","EXCEPTION_CONS")
-{ foreign "C" barf("EXCEPTION_CONS object entered!"); }
+{ foreign "C" barf("EXCEPTION_CONS object entered!") never returns; }
/* ----------------------------------------------------------------------------
Arrays
------------------------------------------------------------------------- */
INFO_TABLE(stg_ARR_WORDS, 0, 0, ARR_WORDS, "ARR_WORDS", "ARR_WORDS")
-{ foreign "C" barf("ARR_WORDS object entered!"); }
+{ foreign "C" barf("ARR_WORDS object entered!") never returns; }
INFO_TABLE(stg_MUT_ARR_PTRS_CLEAN, 0, 0, MUT_ARR_PTRS_CLEAN, "MUT_ARR_PTRS_CLEAN", "MUT_ARR_PTRS_CLEAN")
-{ foreign "C" barf("MUT_ARR_PTRS_CLEAN object entered!"); }
+{ foreign "C" barf("MUT_ARR_PTRS_CLEAN object entered!") never returns; }
INFO_TABLE(stg_MUT_ARR_PTRS_DIRTY, 0, 0, MUT_ARR_PTRS_DIRTY, "MUT_ARR_PTRS_DIRTY", "MUT_ARR_PTRS_DIRTY")
-{ foreign "C" barf("MUT_ARR_PTRS_DIRTY object entered!"); }
+{ foreign "C" barf("MUT_ARR_PTRS_DIRTY object entered!") never returns; }
INFO_TABLE(stg_MUT_ARR_PTRS_FROZEN, 0, 0, MUT_ARR_PTRS_FROZEN, "MUT_ARR_PTRS_FROZEN", "MUT_ARR_PTRS_FROZEN")
-{ foreign "C" barf("MUT_ARR_PTRS_FROZEN object entered!"); }
+{ foreign "C" barf("MUT_ARR_PTRS_FROZEN object entered!") never returns; }
INFO_TABLE(stg_MUT_ARR_PTRS_FROZEN0, 0, 0, MUT_ARR_PTRS_FROZEN0, "MUT_ARR_PTRS_FROZEN0", "MUT_ARR_PTRS_FROZEN0")
-{ foreign "C" barf("MUT_ARR_PTRS_FROZEN0 object entered!"); }
+{ foreign "C" barf("MUT_ARR_PTRS_FROZEN0 object entered!") never returns; }
/* ----------------------------------------------------------------------------
Mutable Variables
------------------------------------------------------------------------- */
INFO_TABLE(stg_MUT_VAR_CLEAN, 1, 0, MUT_VAR_CLEAN, "MUT_VAR_CLEAN", "MUT_VAR_CLEAN")
-{ foreign "C" barf("MUT_VAR_CLEAN object entered!"); }
+{ foreign "C" barf("MUT_VAR_CLEAN object entered!") never returns; }
INFO_TABLE(stg_MUT_VAR_DIRTY, 1, 0, MUT_VAR_DIRTY, "MUT_VAR_DIRTY", "MUT_VAR_DIRTY")
-{ foreign "C" barf("MUT_VAR_DIRTY object entered!"); }
+{ foreign "C" barf("MUT_VAR_DIRTY object entered!") never returns; }
/* ----------------------------------------------------------------------------
Dummy return closure
replace them with references to the static objects.
------------------------------------------------------------------------- */
-#if defined(ENABLE_WIN32_DLL_SUPPORT)
+#if defined(__PIC__) && defined(mingw32_TARGET_OS)
/*
* When sticking the RTS in a DLL, we delay populating the
* Charlike and Intlike tables until load-time, which is only
* when we've got the real addresses to the C# and I# closures.
*
*/
-static INFO_TBL_CONST StgInfoTable czh_static_info;
-static INFO_TBL_CONST StgInfoTable izh_static_info;
-#define Char_hash_static_info czh_static_info
-#define Int_hash_static_info izh_static_info
+#warning Is this correct? _imp is a pointer!
+#define Char_hash_static_info _imp__base_GHCziBase_Czh_static_info
+#define Int_hash_static_info _imp__base_GHCziBase_Izh_static_info
#else
-#define Char_hash_static_info base_GHCziBase_Czh_static
-#define Int_hash_static_info base_GHCziBase_Izh_static
+#define Char_hash_static_info base_GHCziBase_Czh_static_info
+#define Int_hash_static_info base_GHCziBase_Izh_static_info
#endif