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minor refactoring, OP_INVOKE performance boost

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CPunch
2020-11-13 17:39:47 -06:00
parent 71d3a8e1c4
commit 9ebae876f6
10 changed files with 86 additions and 71 deletions
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22
src/cparse.c
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@@ -153,8 +153,6 @@ static void advance(CParseState *pstate) {
pstate->previous = pstate->current;
pstate->current = cosmoL_scanToken(pstate->lex);
//printf("got %d [%.*s]\n", pstate->current.type, pstate->current.length, pstate->current.start);
if (pstate->current.type == TOKEN_ERROR) {
// go ahead and consume the rest of the errors so it doesn't cascade
CToken temp;
@@ -586,6 +584,11 @@ static void dot(CParseState *pstate, bool canAssign) {
expression(pstate);
writeu8(pstate, OP_SETOBJECT);
valuePopped(pstate, 2); // pops key, value & object
} else if (match(pstate, TOKEN_LEFT_PAREN)) { // it's an invoked call
uint8_t args = parseArguments(pstate);
writeu8(pstate, OP_INVOKE);
writeu8(pstate, args);
valuePopped(pstate, args); // pops the function & the object but pushes a result
} else {
writeu8(pstate, OP_GETOBJECT);
// pops key & object but also pushes the field so total popped is 1
@@ -815,22 +818,7 @@ static void varDeclaration(CParseState *pstate, bool forceLocal) {
expression(pstate);
} while (match(pstate, TOKEN_COMMA));
if (pstate->compiler->pushedValues < pstate->compiler->savedPushed) {
writeu8(pstate, OP_NIL); // didn't get expected result
valuePushed(pstate, 1);
}
valuePushed(pstate, 1);
} else if (match(pstate, TOKEN_COMMA)) {
valuePopped(pstate, 1); // we are expecting a value
varDeclaration(pstate, forceLocal);
if (pstate->compiler->pushedValues < pstate->compiler->savedPushed) {
writeu8(pstate, OP_NIL); // didn't get expected result
valuePushed(pstate, 1);
}
valuePushed(pstate, 1); // we already popped, & when we call defineVariable it'll pop, so go ahead and fix it here
} else {
writeu8(pstate, OP_NIL);
valuePushed(pstate, 1);