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More performant OP_GETOBJECT & OP_SETOBJECT

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constant indexes are now embedded in the instruction
This commit is contained in:
CPunch
2021-01-07 17:19:17 -06:00
parent ea4654cb6e
commit c5bd0c2478
5 changed files with 26 additions and 24 deletions
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20
src/cvm.c
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@@ -680,8 +680,8 @@ int cosmoV_execute(CState *state) {
}
case OP_GETOBJECT: {
CValue val; // to hold our value
StkPtr key = cosmoV_getTop(state, 0); // key should be the top of the stack
StkPtr temp = cosmoV_getTop(state, 1); // after that should be the object
StkPtr temp = cosmoV_getTop(state, 0); // that should be the object
uint16_t ident = READUINT(); // use for the key
// sanity check
if (IS_OBJ(*temp)) {
@@ -689,13 +689,13 @@ int cosmoV_execute(CState *state) {
case COBJ_DICT: { // syntax sugar, makes "namespaces" possible
CObjDict *dict = (CObjDict*)cosmoV_readObj(*temp);
cosmoT_get(&dict->tbl, *key, &val);
cosmoT_get(&dict->tbl, constants[ident], &val);
break;
}
case COBJ_OBJECT: {
CObjObject *object = (CObjObject*)cosmoV_readObj(*temp);
cosmoV_getObject(state, object, *key, &val);
cosmoV_getObject(state, object, constants[ident], &val);
break;
}
default:
@@ -707,21 +707,21 @@ int cosmoV_execute(CState *state) {
return -1;
}
cosmoV_setTop(state, 2); // pops the object & the key
cosmoV_setTop(state, 1); // pops the object
cosmoV_pushValue(state, val); // pushes the field result
break;
}
case OP_SETOBJECT: {
StkPtr value = cosmoV_getTop(state, 0); // value is at the top of the stack
StkPtr key = cosmoV_getTop(state, 1);
StkPtr temp = cosmoV_getTop(state, 2); // object is after the key
StkPtr temp = cosmoV_getTop(state, 1); // object is after the value
uint16_t ident = READUINT(); // use for the key
// sanity check
if (IS_OBJ(*temp)) {
switch (cosmoV_readObj(*temp)->type) {
case COBJ_DICT: { // index and set the table
CObjDict *dict = (CObjDict*)cosmoV_readObj(*temp);
CValue *newVal = cosmoT_insert(state, &dict->tbl, *key);
CValue *newVal = cosmoT_insert(state, &dict->tbl, constants[ident]);
*newVal = *value; // set the index
break;
@@ -729,7 +729,7 @@ int cosmoV_execute(CState *state) {
case COBJ_OBJECT: {
CObjObject *object = (CObjObject*)cosmoV_readObj(*temp);
cosmoO_setRawObject(state, object, *key, *value);
cosmoO_setRawObject(state, object, constants[ident], *value);
break;
}
default:
@@ -742,7 +742,7 @@ int cosmoV_execute(CState *state) {
}
// pop everything off the stack
cosmoV_setTop(state, 3);
cosmoV_setTop(state, 2);
break;
}
case OP_INVOKE: { // this is an optimization made by the parser, instead of allocating a CObjMethod every time we want to invoke a method, we shrink it down into one minimal instruction!