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Added table support to the parser

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a new instruction, OP_NEWARRAY has been added. this instruction will create a table out of the uint16_t values on the stack, with incremental keys [0-(u16-1)]
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CPunch
2021-01-08 22:47:36 -06:00
parent 824c0e89b9
commit 75b571c09a
4 changed files with 45 additions and 2 deletions
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19
src/cvm.c
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@@ -619,6 +619,25 @@ int cosmoV_execute(CState *state) {
cosmoV_makeTable(state, pairs);
break;
}
case OP_NEWARRAY: {
uint16_t pairs = READUINT();
StkPtr val;
CObjTable *newObj = cosmoO_newTable(state);
cosmoV_pushValue(state, cosmoV_newObj(newObj)); // so our GC doesn't free our new table
for (int i = 0; i < pairs; i++) {
val = cosmoV_getTop(state, i + 1);
// set key/value pair
CValue *newVal = cosmoT_insert(state, &newObj->tbl, cosmoV_newNumber(i));
*newVal = *val;
}
// once done, pop everything off the stack + push new table
cosmoV_setTop(state, pairs + 1); // + 1 for our table
cosmoV_pushValue(state, cosmoV_newObj(newObj));
break;
}
case OP_INDEX: {
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 table