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Merge.

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This commit is contained in:
Brendan Eich 2008-07-08 18:14:14 -07:00
commit 6a2a47ede9
1 changed files with 42 additions and 1 deletions
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43
js/src/jstracer.cpp
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@ -1802,6 +1802,7 @@ bool TraceRecorder::JSOP_NAME()
LIns* dslots_ins = NULL;
uint32 slot = PCVAL_TO_SLOT(entry->vword);
LIns* v_ins = stobj_get_slot(obj_ins, slot, dslots_ins);
if (!unbox_jsval(STOBJ_GET_SLOT(obj, slot), v_ins))
return false;
@ -2026,8 +2027,48 @@ bool TraceRecorder::JSOP_BINDNAME()
}
bool TraceRecorder::JSOP_SETNAME()
{
return false;
jsval& l = stackval(-1);
jsval& r = stackval(-2);
if (JSVAL_IS_PRIMITIVE(l))
return false;
/* Only trace cases that are global code or in lightweight functions. */
if (STOBJ_GET_PARENT(cx->fp->scopeChain) != NULL)
return false;
JSObject* obj = JSVAL_TO_OBJECT(l);
LIns* obj_ins = get(&l);
JSObject* obj2;
JSPropCacheEntry* entry;
/*
* Property cache ensures that we are dealing with an existing property,
* and guards the shape for us.
*/
if (!test_property_cache(obj, obj_ins, obj2, entry))
return false;
/*
* Only handle setting to the global (which is scope chain head, per test
* above).
*/
if (obj2 != cx->fp->scopeChain)
return false;
if (!PCVAL_IS_SLOT(entry->vword))
return false;
jsval slotval = cx->fp->vars[PCVAL_TO_SLOT(entry->vword)];
if (JSVAL_IS_NULL(slotval))
return false;
uint32 slot = JSVAL_TO_INT(slotval);
LIns* dslots_ins;
stobj_set_slot(obj_ins, slot, dslots_ins, get(&r));
return true;
}
bool TraceRecorder::JSOP_THROW()
{
return false;