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added some new macros - STIX_STACK_GETRCV(), STIX_STACK_GETARG(), STIX_STACK_SETRET()

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hyunghwan.chung 2016-08-10 14:41:45 +00:00
parent 27f00148a1
commit 41d1bb56a0
2 changed files with 141 additions and 166 deletions
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296
stix/lib/exec.c
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@ -1163,7 +1163,7 @@ static int prim_dump (stix_t* stix, stix_ooi_t nargs)
stix_logbfmt (stix, 0, "ARGUMENT %zd: %O\n", i, STIX_STACK_GET(stix, stix->sp - i)); stix_logbfmt (stix, 0, "ARGUMENT %zd: %O\n", i, STIX_STACK_GET(stix, stix->sp - i));
} }
STIX_STACK_POPS (stix, nargs); STIX_STACK_POPS (stix, nargs); /* leave the receiver as a return value */
return 1; /* success */ return 1; /* success */
} }
@ -1278,8 +1278,8 @@ static int prim_identical (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
b = (rcv == arg)? stix->_true: stix->_false; b = (rcv == arg)? stix->_true: stix->_false;
@ -1294,8 +1294,8 @@ static int prim_not_identical (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
b = (rcv != arg)? stix->_true: stix->_false; b = (rcv != arg)? stix->_true: stix->_false;
@ -1309,7 +1309,7 @@ static int prim_class (stix_t* stix, stix_ooi_t nargs)
stix_oop_t rcv, c; stix_oop_t rcv, c;
STIX_ASSERT (nargs == 0); STIX_ASSERT (nargs == 0);
rcv = STIX_STACK_GETTOP (stix); rcv = STIX_STACK_GETRCV(stix, nargs);
c = STIX_CLASSOF(stix, rcv); c = STIX_CLASSOF(stix, rcv);
STIX_STACK_SETTOP (stix, c); STIX_STACK_SETTOP (stix, c);
return 1; /* success */ return 1; /* success */
@ -1321,8 +1321,7 @@ static int prim_basic_new (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 0); STIX_ASSERT (nargs == 0);
rcv = STIX_STACK_GETTOP (stix); rcv = STIX_STACK_GETRCV (stix, nargs);
if (STIX_CLASSOF(stix, rcv) != stix->_class) if (STIX_CLASSOF(stix, rcv) != stix->_class)
{ {
/* the receiver is not a class object */ /* the receiver is not a class object */
@ -1344,14 +1343,14 @@ static int prim_basic_new_with_size (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
if (STIX_CLASSOF(stix, rcv) != stix->_class) if (STIX_CLASSOF(stix, rcv) != stix->_class)
{ {
/* the receiver is not a class object */ /* the receiver is not a class object */
return 0; return 0;
} }
szoop = STIX_STACK_GET(stix, stix->sp); szoop = STIX_STACK_GETARG(stix, nargs, 0);
if (stix_inttooow (stix, szoop, &size) <= 0) if (stix_inttooow (stix, szoop, &size) <= 0)
{ {
/* integer out of range or not integer */ /* integer out of range or not integer */
@ -1368,11 +1367,7 @@ static int prim_basic_new_with_size (stix_t* stix, stix_ooi_t nargs)
return -1; /* hard failure */ return -1; /* hard failure */
} }
/* remove the argument and replace the receiver with a new object STIX_STACK_SETRET (stix, nargs, obj);
* instantiated */
STIX_STACK_POP (stix);
STIX_STACK_SETTOP (stix, obj);
return 1; /* success */ return 1; /* success */
} }
@ -1396,17 +1391,16 @@ static int prim_ngc_new_with_size (stix_t* stix, stix_ooi_t nargs)
return 1; return 1;
} }
static int prim_ngc_dispose (stix_t* stix, stix_ooi_t nargs) static int prim_ngc_dispose (stix_t* stix, stix_ooi_t nargs)
{ {
stix_oop_t rcv; stix_oop_t rcv;
STIX_ASSERT (nargs == 0); STIX_ASSERT (nargs == 0);
rcv = STIX_STACK_GETTOP (stix); rcv = STIX_STACK_GETRCV (stix, nargs);
stix_freemem (stix, rcv); stix_freemem (stix, rcv);
STIX_STACK_SETTOP (stix, stix->_nil); STIX_STACK_SETRET (stix, nargs, stix->_nil);
return 1; /* success */ return 1; /* success */
} }
@ -1416,13 +1410,13 @@ static int prim_shallow_copy (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 0); STIX_ASSERT (nargs == 0);
rcv = STIX_STACK_GETTOP (stix); rcv = STIX_STACK_GETRCV (stix, nargs);
obj = stix_shallowcopy (stix, rcv); obj = stix_shallowcopy (stix, rcv);
if (!obj) return -1; if (!obj) return -1;
/* emulate 'pop receiver' and 'push result' */ /* emulate 'pop receiver' and 'push result' */
STIX_STACK_SETTOP (stix, obj); STIX_STACK_SETRET (stix, nargs, obj);
return 1; /* success */ return 1; /* success */
} }
@ -1434,7 +1428,7 @@ static int prim_basic_size (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 0); STIX_ASSERT (nargs == 0);
rcv = STIX_STACK_GETTOP(stix); rcv = STIX_STACK_GETRCV (stix, nargs);
if (!STIX_OOP_IS_POINTER(rcv)) if (!STIX_OOP_IS_POINTER(rcv))
{ {
@ -1446,7 +1440,7 @@ static int prim_basic_size (stix_t* stix, stix_ooi_t nargs)
if (!sz) return -1; /* hard failure */ if (!sz) return -1; /* hard failure */
} }
STIX_STACK_SETTOP(stix, sz); STIX_STACK_SETRET(stix, nargs, sz);
return 1; return 1;
} }
@ -1457,14 +1451,14 @@ static int prim_basic_at (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
if (!STIX_OOP_IS_POINTER(rcv)) if (!STIX_OOP_IS_POINTER(rcv))
{ {
/* the receiver is a special numeric object, not a normal pointer */ /* the receiver is a special numeric object, not a normal pointer */
return 0; return 0;
} }
pos = STIX_STACK_GET(stix, stix->sp); pos = STIX_STACK_GETARG(stix, nargs, 0);
if (stix_inttooow (stix, pos, &idx) <= 0) if (stix_inttooow (stix, pos, &idx) <= 0)
{ {
/* negative integer or not integer */ /* negative integer or not integer */
@ -1505,8 +1499,7 @@ static int prim_basic_at (stix_t* stix, stix_ooi_t nargs)
return -1; return -1;
} }
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, v);
STIX_STACK_SETTOP (stix, v);
return 1; return 1;
} }
@ -1517,14 +1510,14 @@ static int prim_basic_at_put (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 2); STIX_ASSERT (nargs == 2);
rcv = STIX_STACK_GET(stix, stix->sp - 2); rcv = STIX_STACK_GETRCV(stix, nargs);
if (!STIX_OOP_IS_POINTER(rcv)) if (!STIX_OOP_IS_POINTER(rcv))
{ {
/* the receiver is a special numeric object, not a normal pointer */ /* the receiver is a special numeric object, not a normal pointer */
return 0; return 0;
} }
pos = STIX_STACK_GET(stix, stix->sp - 1); pos = STIX_STACK_GETARG(stix, nargs, 0);
val = STIX_STACK_GET(stix, stix->sp); val = STIX_STACK_GETARG(stix, nargs, 1);
if (stix_inttooow (stix, pos, &idx) <= 0) if (stix_inttooow (stix, pos, &idx) <= 0)
{ {
@ -1596,9 +1589,8 @@ static int prim_basic_at_put (stix_t* stix, stix_ooi_t nargs)
return -1; return -1;
} }
STIX_STACK_POPS (stix, 2);
/* TODO: return receiver or value? */ /* TODO: return receiver or value? */
STIX_STACK_SETTOP (stix, val); STIX_STACK_SETRET (stix, nargs, val);
return 1; return 1;
} }
@ -1614,8 +1606,7 @@ static int prim_context_goto (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GETRCV(stix, nargs);
rcv = STIX_STACK_GET(stix, stix->sp - 1);
if (STIX_CLASSOF(stix, rcv) != stix->_method_context) if (STIX_CLASSOF(stix, rcv) != stix->_method_context)
{ {
STIX_LOG2 (stix, STIX_LOG_PRIMITIVE | STIX_LOG_ERROR, STIX_LOG2 (stix, STIX_LOG_PRIMITIVE | STIX_LOG_ERROR,
@ -1623,7 +1614,7 @@ static int prim_context_goto (stix_t* stix, stix_ooi_t nargs)
return 0; return 0;
} }
pc = STIX_STACK_GET(stix, stix->sp); pc = STIX_STACK_GETARG(stix, nargs, 0);
if (!STIX_OOP_IS_SMOOI(pc) || STIX_OOP_TO_SMOOI(pc) < 0) if (!STIX_OOP_IS_SMOOI(pc) || STIX_OOP_TO_SMOOI(pc) < 0)
{ {
STIX_LOG1 (stix, STIX_LOG_PRIMITIVE | STIX_LOG_ERROR, STIX_LOG1 (stix, STIX_LOG_PRIMITIVE | STIX_LOG_ERROR,
@ -1634,17 +1625,18 @@ static int prim_context_goto (stix_t* stix, stix_ooi_t nargs)
((stix_oop_context_t)rcv)->ip = pc; ((stix_oop_context_t)rcv)->ip = pc;
LOAD_ACTIVE_IP (stix); LOAD_ACTIVE_IP (stix);
STIX_ASSERT (nargs + 1 == 2);
STIX_STACK_POPS (stix, 2); /* pop both the argument and the receiver */ STIX_STACK_POPS (stix, 2); /* pop both the argument and the receiver */
return 1; return 1;
} }
static int __block_value (stix_t* stix, stix_ooi_t rcv_blkctx_offset, stix_ooi_t nargs, stix_ooi_t num_first_arg_elems, stix_oop_context_t* pblkctx) static int __block_value (stix_t* stix, stix_oop_context_t rcv_blkctx, stix_ooi_t nargs, stix_ooi_t num_first_arg_elems, stix_oop_context_t* pblkctx)
{ {
/* prepare a new block context for activation. /* prepare a new block context for activation.
* the receiver must be a block context which becomes the base * the receiver must be a block context which becomes the base
* for a new block context. */ * for a new block context. */
stix_oop_context_t rcv_blkctx, blkctx; stix_oop_context_t blkctx;
stix_ooi_t local_ntmprs, i; stix_ooi_t local_ntmprs, i;
stix_ooi_t actual_arg_count; stix_ooi_t actual_arg_count;
@ -1660,15 +1652,9 @@ static int __block_value (stix_t* stix, stix_ooi_t rcv_blkctx_offset, stix_ooi_t
* itself. Let me simply clone a block context to allow reentrancy like this * itself. Let me simply clone a block context to allow reentrancy like this
* while the block context is active * while the block context is active
*/ */
rcv_blkctx = (stix_oop_context_t)STIX_STACK_GET(stix, stix->sp - rcv_blkctx_offset);
if (STIX_CLASSOF(stix, rcv_blkctx) != stix->_block_context)
{
/* the receiver must be a block context */
STIX_LOG2 (stix, STIX_LOG_PRIMITIVE | STIX_LOG_ERROR,
"Error(%hs) - invalid receiver, not a block context - %O\n", __PRIMITIVE_NAME__, rcv_blkctx);
return 0;
}
/* the receiver must be a block context */
STIX_ASSERT (STIX_CLASSOF(stix, rcv_blkctx) == stix->_block_context);
if (rcv_blkctx->receiver_or_source != stix->_nil) if (rcv_blkctx->receiver_or_source != stix->_nil)
{ {
/* the 'source' field is not nil. /* the 'source' field is not nil.
@ -1698,13 +1684,11 @@ static int __block_value (stix_t* stix, stix_ooi_t rcv_blkctx_offset, stix_ooi_t
STIX_ASSERT (local_ntmprs >= actual_arg_count); STIX_ASSERT (local_ntmprs >= actual_arg_count);
/* create a new block context to clone rcv_blkctx */ /* create a new block context to clone rcv_blkctx */
stix_pushtmp (stix, (stix_oop_t*)&rcv_blkctx);
blkctx = (stix_oop_context_t) stix_instantiate (stix, stix->_block_context, STIX_NULL, local_ntmprs); blkctx = (stix_oop_context_t) stix_instantiate (stix, stix->_block_context, STIX_NULL, local_ntmprs);
stix_poptmp (stix);
if (!blkctx) return -1; if (!blkctx) return -1;
/* get rcv_blkctx again to be GC-safe for stix_instantiate() above */
rcv_blkctx = (stix_oop_context_t)STIX_STACK_GET(stix, stix->sp - rcv_blkctx_offset);
STIX_ASSERT (STIX_CLASSOF(stix, rcv_blkctx) == stix->_block_context);
#if 0 #if 0
/* shallow-copy the named part including home, origin, etc. */ /* shallow-copy the named part including home, origin, etc. */
for (i = 0; i < STIX_CONTEXT_NAMED_INSTVARS; i++) for (i = 0; i < STIX_CONTEXT_NAMED_INSTVARS; i++)
@ -1756,10 +1740,18 @@ static int __block_value (stix_t* stix, stix_ooi_t rcv_blkctx_offset, stix_ooi_t
static int prim_block_value (stix_t* stix, stix_ooi_t nargs) static int prim_block_value (stix_t* stix, stix_ooi_t nargs)
{ {
int x; int x;
stix_oop_context_t blkctx; stix_oop_context_t rcv_blkctx, blkctx;
stix_oow_t sp;
x = __block_value (stix, nargs, nargs, 0, &blkctx); rcv_blkctx = (stix_oop_context_t)STIX_STACK_GETRCV(stix, nargs);
if (STIX_CLASSOF(stix, rcv_blkctx) != stix->_block_context)
{
/* the receiver must be a block context */
STIX_LOG2 (stix, STIX_LOG_PRIMITIVE | STIX_LOG_ERROR,
"Error(%hs) - invalid receiver, not a block context - %O\n", __PRIMITIVE_NAME__, rcv_blkctx);
return 0;
}
x = __block_value (stix, rcv_blkctx, nargs, 0, &blkctx);
if (x <= 0) return x; /* hard failure and soft failure */ if (x <= 0) return x; /* hard failure and soft failure */
SWITCH_ACTIVE_CONTEXT (stix, (stix_oop_context_t)blkctx); SWITCH_ACTIVE_CONTEXT (stix, (stix_oop_context_t)blkctx);
@ -1790,7 +1782,7 @@ static int prim_block_new_process (stix_t* stix, stix_ooi_t nargs)
{ {
stix_oop_t xarg; stix_oop_t xarg;
xarg = STIX_STACK_GETTOP(stix); xarg = STIX_STACK_GETARG(stix, nargs, 0);
if (!STIX_ISTYPEOF(stix,xarg,STIX_OBJ_TYPE_OOP)) if (!STIX_ISTYPEOF(stix,xarg,STIX_OBJ_TYPE_OOP))
{ {
/* the only optional argument must be an OOP-indexable /* the only optional argument must be an OOP-indexable
@ -1801,19 +1793,18 @@ static int prim_block_new_process (stix_t* stix, stix_ooi_t nargs)
num_first_arg_elems = STIX_OBJ_GET_SIZE(xarg); num_first_arg_elems = STIX_OBJ_GET_SIZE(xarg);
} }
rcv_blkctx = (stix_oop_context_t)STIX_STACK_GET(stix, stix->sp - nargs); rcv_blkctx = (stix_oop_context_t)STIX_STACK_GETRCV(stix, nargs);
if (STIX_CLASSOF(stix, rcv_blkctx) != stix->_block_context) if (STIX_CLASSOF(stix, rcv_blkctx) != stix->_block_context)
{ {
/* the receiver must be a block context */ /* the receiver must be a block context */
#if defined(STIX_DEBUG_VM_EXEC) STIX_LOG2 (stix, STIX_LOG_PRIMITIVE | STIX_LOG_ERROR,
STIX_DEBUG0 (stix, "PRIMITVE VALUE RECEIVER IS NOT A BLOCK CONTEXT\n"); "Error(%hs) - invalid receiver, not a block context - %O\n", __PRIMITIVE_NAME__, rcv_blkctx);
#endif
return 0; return 0;
} }
/* this primitive creates a new process with a block as if the block /* this primitive creates a new process with a block as if the block
* is sent the value message */ * is sent the value message */
x = __block_value (stix, nargs, nargs, num_first_arg_elems, &blkctx); x = __block_value (stix, rcv_blkctx, nargs, num_first_arg_elems, &blkctx);
if (x <= 0) return x; /* both hard failure and soft failure */ if (x <= 0) return x; /* both hard failure and soft failure */
/* reset the sender field to stix->_nil because this block context /* reset the sender field to stix->_nil because this block context
@ -1836,7 +1827,7 @@ static int prim_process_resume (stix_t* stix, stix_ooi_t nargs)
stix_oop_t rcv; stix_oop_t rcv;
STIX_ASSERT (nargs == 0); STIX_ASSERT (nargs == 0);
rcv = STIX_STACK_GET(stix, stix->sp); rcv = STIX_STACK_GETRCV(stix, nargs);
if (STIX_CLASSOF(stix,rcv) != stix->_process) return 0; if (STIX_CLASSOF(stix,rcv) != stix->_process) return 0;
resume_process (stix, (stix_oop_process_t)rcv); /* TODO: error check */ resume_process (stix, (stix_oop_process_t)rcv); /* TODO: error check */
@ -1852,7 +1843,7 @@ static int prim_process_terminate (stix_t* stix, stix_ooi_t nargs)
/* TODO: need to run ensure blocks here.. /* TODO: need to run ensure blocks here..
* when it's executed here. it does't have to be in Exception>>handleException when there is no exception handler */ * when it's executed here. it does't have to be in Exception>>handleException when there is no exception handler */
rcv = STIX_STACK_GET(stix, stix->sp); rcv = STIX_STACK_GETRCV(stix, nargs);
if (STIX_CLASSOF(stix,rcv) != stix->_process) return 0; if (STIX_CLASSOF(stix,rcv) != stix->_process) return 0;
terminate_process (stix, (stix_oop_process_t)rcv); terminate_process (stix, (stix_oop_process_t)rcv);
@ -1866,7 +1857,7 @@ static int prim_process_yield (stix_t* stix, stix_ooi_t nargs)
stix_oop_t rcv; stix_oop_t rcv;
STIX_ASSERT (nargs == 0); STIX_ASSERT (nargs == 0);
rcv = STIX_STACK_GET(stix, stix->sp); rcv = STIX_STACK_GETRCV(stix, nargs);
if (STIX_CLASSOF(stix,rcv) != stix->_process) return 0; if (STIX_CLASSOF(stix,rcv) != stix->_process) return 0;
yield_process (stix, (stix_oop_process_t)rcv); yield_process (stix, (stix_oop_process_t)rcv);
@ -1880,7 +1871,7 @@ static int prim_process_suspend (stix_t* stix, stix_ooi_t nargs)
stix_oop_t rcv; stix_oop_t rcv;
STIX_ASSERT (nargs == 0); STIX_ASSERT (nargs == 0);
rcv = STIX_STACK_GET(stix, stix->sp); rcv = STIX_STACK_GETRCV(stix, nargs);
if (STIX_CLASSOF(stix,rcv) != stix->_process) return 0; if (STIX_CLASSOF(stix,rcv) != stix->_process) return 0;
suspend_process (stix, (stix_oop_process_t)rcv); suspend_process (stix, (stix_oop_process_t)rcv);
@ -1894,7 +1885,7 @@ static int prim_semaphore_signal (stix_t* stix, stix_ooi_t nargs)
stix_oop_t rcv; stix_oop_t rcv;
STIX_ASSERT (nargs == 0); STIX_ASSERT (nargs == 0);
rcv = STIX_STACK_GET(stix, stix->sp); rcv = STIX_STACK_GETRCV(stix, nargs);
if (STIX_CLASSOF(stix,rcv) != stix->_semaphore) return 0; if (STIX_CLASSOF(stix,rcv) != stix->_semaphore) return 0;
signal_semaphore (stix, (stix_oop_semaphore_t)rcv); signal_semaphore (stix, (stix_oop_semaphore_t)rcv);
@ -1908,7 +1899,7 @@ static int prim_semaphore_wait (stix_t* stix, stix_ooi_t nargs)
stix_oop_t rcv; stix_oop_t rcv;
STIX_ASSERT (nargs == 0); STIX_ASSERT (nargs == 0);
rcv = STIX_STACK_GET(stix, stix->sp); rcv = STIX_STACK_GETRCV(stix, nargs);
if (STIX_CLASSOF(stix,rcv) != stix->_semaphore) return 0; if (STIX_CLASSOF(stix,rcv) != stix->_semaphore) return 0;
await_semaphore (stix, (stix_oop_semaphore_t)rcv); await_semaphore (stix, (stix_oop_semaphore_t)rcv);
@ -1923,8 +1914,8 @@ static int prim_processor_schedule (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
if (rcv != (stix_oop_t)stix->processor || STIX_CLASSOF(stix,arg) != stix->_process) if (rcv != (stix_oop_t)stix->processor || STIX_CLASSOF(stix,arg) != stix->_process)
{ {
@ -1945,14 +1936,14 @@ static int prim_processor_add_timed_semaphore (stix_t* stix, stix_ooi_t nargs)
if (nargs == 3) if (nargs == 3)
{ {
nsec = STIX_STACK_GET (stix, stix->sp); nsec = STIX_STACK_GETARG (stix, nargs, 2);
if (!STIX_OOP_IS_SMOOI(nsec)) return 0; if (!STIX_OOP_IS_SMOOI(nsec)) return 0;
} }
else nsec = STIX_SMOOI_TO_OOP(0); else nsec = STIX_SMOOI_TO_OOP(0);
sec = STIX_STACK_GET(stix, stix->sp - nargs + 2); sec = STIX_STACK_GETARG(stix, nargs, 1);
sem = (stix_oop_semaphore_t)STIX_STACK_GET(stix, stix->sp - nargs + 1); sem = (stix_oop_semaphore_t)STIX_STACK_GETARG(stix, nargs, 0);
rcv = STIX_STACK_GET(stix, stix->sp - nargs); rcv = STIX_STACK_GETRCV(stix, nargs);
if (rcv != (stix_oop_t)stix->processor) return 0; if (rcv != (stix_oop_t)stix->processor) return 0;
if (STIX_CLASSOF(stix,sem) != stix->_semaphore) return 0; if (STIX_CLASSOF(stix,sem) != stix->_semaphore) return 0;
@ -1993,7 +1984,7 @@ static int prim_processor_add_timed_semaphore (stix_t* stix, stix_ooi_t nargs)
if (add_to_sem_heap (stix, sem) <= -1) return -1; if (add_to_sem_heap (stix, sem) <= -1) return -1;
STIX_STACK_POPS (stix, nargs); STIX_STACK_POPS (stix, nargs); /* remove all arguments, ^self */
return 1; return 1;
} }
@ -2006,8 +1997,8 @@ static int prim_processor_remove_semaphore (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
sem = (stix_oop_semaphore_t)STIX_STACK_GET(stix, stix->sp); sem = (stix_oop_semaphore_t)STIX_STACK_GETARG(stix, nargs, 0);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
/* TODO: remove a semaphore from IO handler if it's registered... /* TODO: remove a semaphore from IO handler if it's registered...
* remove a semaphore from XXXXXXXXXXXXXX */ * remove a semaphore from XXXXXXXXXXXXXX */
@ -2023,8 +2014,7 @@ static int prim_processor_remove_semaphore (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT(sem->heap_index == STIX_SMOOI_TO_OOP(-1)); STIX_ASSERT(sem->heap_index == STIX_SMOOI_TO_OOP(-1));
} }
STIX_STACK_POPS (stix, nargs); STIX_STACK_POPS (stix, nargs); /* keep the receiver in the stack. ^self */
/* leave the receiver in the stack. ^self */
return 1; return 1;
} }
@ -2034,9 +2024,9 @@ static int prim_processor_return_to (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 2); STIX_ASSERT (nargs == 2);
rcv = STIX_STACK_GET(stix, stix->sp - 2); rcv = STIX_STACK_GETRCV(stix, nargs);
ret = STIX_STACK_GET(stix, stix->sp - 1); ret = STIX_STACK_GETARG(stix, nargs, 0);
ctx = STIX_STACK_GET(stix, stix->sp); ctx = STIX_STACK_GETARG(stix, nargs, 1);
if (rcv != (stix_oop_t)stix->processor) return 0; if (rcv != (stix_oop_t)stix->processor) return 0;
@ -2044,7 +2034,6 @@ static int prim_processor_return_to (stix_t* stix, stix_ooi_t nargs)
STIX_CLASSOF(stix, ctx) != stix->_method_context) return 0; STIX_CLASSOF(stix, ctx) != stix->_method_context) return 0;
STIX_STACK_POPS (stix, nargs + 1); /* pop arguments and receiver */ STIX_STACK_POPS (stix, nargs + 1); /* pop arguments and receiver */
/* TODO: verify if this is correct? does't it correct restore the stack pointer? /* TODO: verify if this is correct? does't it correct restore the stack pointer?
* test complex chains of method contexts and block contexts */ * test complex chains of method contexts and block contexts */
if (STIX_CLASSOF(stix, ctx) == stix->_method_context) if (STIX_CLASSOF(stix, ctx) == stix->_method_context)
@ -2065,14 +2054,13 @@ static int prim_integer_add (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
res = stix_addints (stix, rcv, arg); res = stix_addints (stix, rcv, arg);
if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, res);
STIX_STACK_SETTOP (stix, res);
return 1; return 1;
} }
@ -2082,14 +2070,13 @@ static int prim_integer_sub (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
res = stix_subints (stix, rcv, arg); res = stix_subints (stix, rcv, arg);
if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, res);
STIX_STACK_SETTOP (stix, res);
return 1; return 1;
} }
@ -2099,14 +2086,13 @@ static int prim_integer_mul (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
res = stix_mulints (stix, rcv, arg); res = stix_mulints (stix, rcv, arg);
if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, res);
STIX_STACK_SETTOP (stix, res);
return 1; return 1;
} }
@ -2116,15 +2102,14 @@ static int prim_integer_quo (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
quo = stix_divints (stix, rcv, arg, 0, STIX_NULL); quo = stix_divints (stix, rcv, arg, 0, STIX_NULL);
if (!quo) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!quo) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
/* TODO: STIX_EDIVBY0 soft or hard failure? */ /* TODO: STIX_EDIVBY0 soft or hard failure? */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, quo);
STIX_STACK_SETTOP (stix, quo);
return 1; return 1;
} }
@ -2134,15 +2119,14 @@ static int prim_integer_rem (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
quo = stix_divints (stix, rcv, arg, 0, &rem); quo = stix_divints (stix, rcv, arg, 0, &rem);
if (!quo) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!quo) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
/* TODO: STIX_EDIVBY0 soft or hard failure? */ /* TODO: STIX_EDIVBY0 soft or hard failure? */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, rem);
STIX_STACK_SETTOP (stix, rem);
return 1; return 1;
} }
@ -2152,15 +2136,14 @@ static int prim_integer_quo2 (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
quo = stix_divints (stix, rcv, arg, 1, STIX_NULL); quo = stix_divints (stix, rcv, arg, 1, STIX_NULL);
if (!quo) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!quo) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
/* TODO: STIX_EDIVBY0 soft or hard failure? */ /* TODO: STIX_EDIVBY0 soft or hard failure? */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, quo);
STIX_STACK_SETTOP (stix, quo);
return 1; return 1;
} }
@ -2170,15 +2153,14 @@ static int prim_integer_rem2 (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
quo = stix_divints (stix, rcv, arg, 1, &rem); quo = stix_divints (stix, rcv, arg, 1, &rem);
if (!quo) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!quo) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
/* TODO: STIX_EDIVBY0 soft or hard failure? */ /* TODO: STIX_EDIVBY0 soft or hard failure? */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, rem);
STIX_STACK_SETTOP (stix, rem);
return 1; return 1;
} }
@ -2188,12 +2170,12 @@ static int prim_integer_negated (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 0); STIX_ASSERT (nargs == 0);
rcv = STIX_STACK_GET(stix, stix->sp); rcv = STIX_STACK_GETRCV(stix, nargs);
res = stix_negateint (stix, rcv); res = stix_negateint (stix, rcv);
if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
STIX_STACK_SETTOP (stix, res); STIX_STACK_SETRET (stix, nargs, res);
return 1; return 1;
} }
@ -2203,14 +2185,13 @@ static int prim_integer_bitat (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
res = stix_bitatint (stix, rcv, arg); res = stix_bitatint (stix, rcv, arg);
if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, res);
STIX_STACK_SETTOP (stix, res);
return 1; return 1;
} }
@ -2220,14 +2201,13 @@ static int prim_integer_bitand (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
res = stix_bitandints (stix, rcv, arg); res = stix_bitandints (stix, rcv, arg);
if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, res);
STIX_STACK_SETTOP (stix, res);
return 1; return 1;
} }
@ -2237,14 +2217,13 @@ static int prim_integer_bitor (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
res = stix_bitorints (stix, rcv, arg); res = stix_bitorints (stix, rcv, arg);
if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, res);
STIX_STACK_SETTOP (stix, res);
return 1; return 1;
} }
@ -2254,14 +2233,13 @@ static int prim_integer_bitxor (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
res = stix_bitxorints (stix, rcv, arg); res = stix_bitxorints (stix, rcv, arg);
if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, res);
STIX_STACK_SETTOP (stix, res);
return 1; return 1;
} }
@ -2271,12 +2249,12 @@ static int prim_integer_bitinv (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 0); STIX_ASSERT (nargs == 0);
rcv = STIX_STACK_GET(stix, stix->sp); rcv = STIX_STACK_GETRCV(stix, nargs);
res = stix_bitinvint (stix, rcv); res = stix_bitinvint (stix, rcv);
if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
STIX_STACK_SETTOP (stix, res); STIX_STACK_SETRET (stix, nargs, res);
return 1; return 1;
} }
@ -2286,14 +2264,13 @@ static int prim_integer_bitshift (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
res = stix_bitshiftint (stix, rcv, arg); res = stix_bitshiftint (stix, rcv, arg);
if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, res);
STIX_STACK_SETTOP (stix, res);
return 1; return 1;
} }
@ -2303,14 +2280,13 @@ static int prim_integer_eq (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
res = stix_eqints (stix, rcv, arg); res = stix_eqints (stix, rcv, arg);
if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, res);
STIX_STACK_SETTOP (stix, res);
return 1; return 1;
} }
@ -2320,14 +2296,13 @@ static int prim_integer_ne (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
res = stix_neints (stix, rcv, arg); res = stix_neints (stix, rcv, arg);
if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, res);
STIX_STACK_SETTOP (stix, res);
return 1; return 1;
} }
@ -2337,14 +2312,13 @@ static int prim_integer_lt (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
res = stix_ltints (stix, rcv, arg); res = stix_ltints (stix, rcv, arg);
if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, res);
STIX_STACK_SETTOP (stix, res);
return 1; return 1;
} }
@ -2354,14 +2328,13 @@ static int prim_integer_gt (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
res = stix_gtints (stix, rcv, arg); res = stix_gtints (stix, rcv, arg);
if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, res);
STIX_STACK_SETTOP (stix, res);
return 1; return 1;
} }
@ -2371,14 +2344,13 @@ static int prim_integer_le (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
res = stix_leints (stix, rcv, arg); res = stix_leints (stix, rcv, arg);
if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, res);
STIX_STACK_SETTOP (stix, res);
return 1; return 1;
} }
@ -2388,14 +2360,13 @@ static int prim_integer_ge (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
res = stix_geints (stix, rcv, arg); res = stix_geints (stix, rcv, arg);
if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */ if (!res) return (stix->errnum == STIX_EINVAL? 0: -1); /* soft or hard failure */
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, res);
STIX_STACK_SETTOP (stix, res);
return 1; return 1;
} }
@ -2406,8 +2377,8 @@ static int prim_integer_inttostr (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
if (!STIX_OOP_IS_SMOOI(arg)) return 0; /* soft failure */ if (!STIX_OOP_IS_SMOOI(arg)) return 0; /* soft failure */
radix = STIX_OOP_TO_SMOOI(arg); radix = STIX_OOP_TO_SMOOI(arg);
@ -2416,9 +2387,7 @@ static int prim_integer_inttostr (stix_t* stix, stix_ooi_t nargs)
str = stix_inttostr (stix, rcv, radix); str = stix_inttostr (stix, rcv, radix);
if (!str) return (stix->errnum == STIX_EINVAL? 0: -1); if (!str) return (stix->errnum == STIX_EINVAL? 0: -1);
STIX_STACK_POP (stix); STIX_STACK_SETRET (stix, nargs, str);
STIX_STACK_SETTOP (stix, str);
return 1; return 1;
} }
@ -2429,8 +2398,8 @@ static int prim_ffi_open (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GET(stix, stix->sp); arg = STIX_STACK_GETARG(stix, nargs, 0);
if (!STIX_ISTYPEOF(stix, arg, STIX_OBJ_TYPE_CHAR)) if (!STIX_ISTYPEOF(stix, arg, STIX_OBJ_TYPE_CHAR))
{ {
@ -2467,10 +2436,9 @@ static int prim_ffi_close (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1); STIX_ASSERT (nargs == 1);
STIX_ASSERT (nargs == 1); rcv = STIX_STACK_GETRCV(stix, nargs);
arg = STIX_STACK_GETARG(stix, nargs, 0);
rcv = STIX_STACK_GET(stix, stix->sp - 1);
arg = STIX_STACK_GET(stix, stix->sp);
if (!STIX_OOP_IS_SMOOI(arg)) if (!STIX_OOP_IS_SMOOI(arg))
{ {

11
stix/lib/stix.h
View File

@ -198,12 +198,12 @@ typedef struct stix_obj_word_t* stix_oop_word_t;
#define STIX_SMOOI_ABS_BITS (STIX_SMOOI_BITS - 1) #define STIX_SMOOI_ABS_BITS (STIX_SMOOI_BITS - 1)
#define STIX_SMOOI_MAX ((stix_ooi_t)(~((stix_oow_t)0) >> (STIX_OOP_TAG_BITS + 1))) #define STIX_SMOOI_MAX ((stix_ooi_t)(~((stix_oow_t)0) >> (STIX_OOP_TAG_BITS + 1)))
/* Sacrificing 1 bit pattern for a negative SMOOI makes /* Sacrificing 1 bit pattern for a negative SMOOI makes
* implementation a lot eaisier in many respect. */ * implementation a lot eaisier in many aspects. */
/*#define STIX_SMOOI_MIN (-STIX_SMOOI_MAX - 1)*/ /*#define STIX_SMOOI_MIN (-STIX_SMOOI_MAX - 1)*/
#define STIX_SMOOI_MIN (-STIX_SMOOI_MAX) #define STIX_SMOOI_MIN (-STIX_SMOOI_MAX)
#define STIX_IN_SMOOI_RANGE(ooi) ((ooi) >= STIX_SMOOI_MIN && (ooi) <= STIX_SMOOI_MAX) #define STIX_IN_SMOOI_RANGE(ooi) ((ooi) >= STIX_SMOOI_MIN && (ooi) <= STIX_SMOOI_MAX)
/* TODO: There are untested code where smint is converted to stix_oow_t. /* TODO: There are untested code where a small integer is converted to stix_oow_t.
* for example, the spec making macro treats the number as stix_oow_t instead of stix_ooi_t. * for example, the spec making macro treats the number as stix_oow_t instead of stix_ooi_t.
* as of this writing, i skip testing that part with the spec value exceeding STIX_SMOOI_MAX. * as of this writing, i skip testing that part with the spec value exceeding STIX_SMOOI_MAX.
* later, please verify it works, probably by limiting the value ranges in such macros * later, please verify it works, probably by limiting the value ranges in such macros
@ -902,6 +902,13 @@ struct stix_t
#define STIX_STACK_POPS(stix,count) ((stix)->sp = (stix)->sp - (count)) #define STIX_STACK_POPS(stix,count) ((stix)->sp = (stix)->sp - (count))
#define STIX_STACK_ISEMPTY(stix) ((stix)->sp <= -1) #define STIX_STACK_ISEMPTY(stix) ((stix)->sp <= -1)
#define STIX_STACK_GETARG(stix,nargs,idx) STIX_STACK_GET(stix, (stix)->sp - ((nargs) - (idx) - 1))
#define STIX_STACK_GETRCV(stix,nargs) STIX_STACK_GET(stix, (stix)->sp - nargs);
/* you can't access arguments and receiver after this macro.
* also you must not call this macro more than once */
#define STIX_STACK_SETRET(stix,nargs,retv) (STIX_STACK_POPS(stix, nargs), STIX_STACK_SETTOP(stix, retv))
/* ========================================================================= /* =========================================================================
* STIX VM LOGGING * STIX VM LOGGING
* ========================================================================= */ * ========================================================================= */