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refactored exception handling code a little

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This commit is contained in:
hyunghwan.chung
2016-06-26 15:03:12 +00:00
parent 0988fc99f8
commit de965baab7
7 changed files with 399 additions and 459 deletions
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39
stix/lib/exec.c
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@ -128,6 +128,8 @@
#endif
#define __PRIMITIVE_NAME__ (&__FUNCTION__[5])
/* ------------------------------------------------------------------------- */
static STIX_INLINE void vm_gettime (stix_t* stix, stix_ntime_t* now)
{
@ -1495,12 +1497,10 @@ static int prim_basic_at_put (stix_t* stix, stix_ooi_t nargs)
return 1;
}
static int prim_context_goto (stix_t* stix, stix_ooi_t nargs)
{
stix_oop_t rcv;
stix_oop_t pc;
stix_oow_t pcw;
/* this primivie provides the similar functionality to MethodContext>>pc:
* except that it pops the receiver and arguments and doesn't push a
@ -1509,21 +1509,20 @@ static int prim_context_goto (stix_t* stix, stix_ooi_t nargs)
STIX_ASSERT (nargs == 1);
rcv = STIX_STACK_GET(stix, stix->sp - 1);
if (STIX_CLASSOF(stix, rcv) != stix->_method_context)
{
#if defined(STIX_DEBUG_VM_EXEC)
STIX_DEBUG0 (stix, "prim_context_goto: PRIMITVE RECEIVER IS NOT A METHOD CONTEXT\n");
#endif
STIX_LOG2 (stix, STIX_LOG_PRIMITIVE | STIX_LOG_ERROR,
"Error(%hs) - invalid receiver, not a method context- %O\n", __PRIMITIVE_NAME__, rcv);
return 0;
}
pc = STIX_STACK_GET(stix, stix->sp);
if (!STIX_OOP_IS_SMOOI(pc) || STIX_OOP_TO_SMOOI(pc) < 0)
{
#if defined(STIX_DEBUG_VM_EXEC)
STIX_DEBUG0 (stix, "prim_context_goto: PRIMITVE ARGUMENT IS INVALID\n");
#endif
STIX_LOG1 (stix, STIX_LOG_PRIMITIVE | STIX_LOG_ERROR,
"Error(%hs) - invalid pc\n", __PRIMITIVE_NAME__);
return 0;
}
@ -1560,9 +1559,8 @@ static int __block_value (stix_t* stix, stix_ooi_t rcv_blkctx_offset, stix_ooi_t
if (STIX_CLASSOF(stix, rcv_blkctx) != stix->_block_context)
{
/* the receiver must be a block context */
#if defined(STIX_DEBUG_VM_EXEC)
STIX_DEBUG0 (stix, "PRIMITVE VALUE RECEIVER IS NOT A BLOCK CONTEXT\n");
#endif
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;
}
@ -1573,20 +1571,17 @@ STIX_DEBUG0 (stix, "PRIMITVE VALUE RECEIVER IS NOT A BLOCK CONTEXT\n");
* you can't send 'value' again to reactivate it.
* For example, [thisContext value] value. */
STIX_ASSERT (STIX_OBJ_GET_SIZE(rcv_blkctx) > STIX_CONTEXT_NAMED_INSTVARS);
#if defined(STIX_DEBUG_VM_EXEC)
STIX_DEBUG0 (stix, "PRIM REVALUING AN BLOCKCONTEXT\n");
#endif
STIX_LOG2 (stix, STIX_LOG_PRIMITIVE | STIX_LOG_ERROR,
"Error(%hs) - re-valuing of a block context - %O\n", __PRIMITIVE_NAME__, rcv_blkctx);
return 0;
}
STIX_ASSERT (STIX_OBJ_GET_SIZE(rcv_blkctx) == STIX_CONTEXT_NAMED_INSTVARS);
if (STIX_OOP_TO_SMOOI(rcv_blkctx->method_or_nargs) != actual_arg_count /* nargs */)
{
/* the number of argument doesn't match */
#if defined(STIX_DEBUG_VM_EXEC)
/* TODO: better handling of primitive failure */
STIX_DEBUG0 (stix, "PRIM BlockContext value FAIL - NARGS MISMATCH\n");
#endif
STIX_LOG4 (stix, STIX_LOG_PRIMITIVE | STIX_LOG_ERROR,
"Error(%hs) - wrong number of arguments to a block context %O - expecting %zd, got %zd\n",
__PRIMITIVE_NAME__, rcv_blkctx, STIX_OOP_TO_SMOOI(rcv_blkctx->method_or_nargs), actual_arg_count);
return 0;
}
@ -1866,9 +1861,9 @@ static int prim_processor_add_timed_semaphore (stix_t* stix, stix_ooi_t nargs)
{
/* soft error - cannot represent the expiry time in
* a small integer. */
STIX_LOG2 (stix, STIX_LOG_IC | STIX_LOG_ERROR,
"Error - time (%ld) out of range(0 - %zd) when adding a timed semaphore\n",
(unsigned long int)ft.sec, (stix_ooi_t)STIX_SMOOI_MAX);
STIX_LOG3 (stix, STIX_LOG_PRIMITIVE | STIX_LOG_ERROR,
"Error(%hs) - time (%ld) out of range(0 - %zd) when adding a timed semaphore\n",
__PRIMITIVE_NAME__, (unsigned long int)ft.sec, (stix_ooi_t)STIX_SMOOI_MAX);
return 0;
}