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new opcodes OP_RETURN0/OP_RETURN1

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Roberto Ierusalimschy
2017-11-29 14:57:36 -02:00
parent c766e4103d
commit 745eb41993
4 changed files with 77 additions and 17 deletions
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14
lcode.c
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@@ -1,5 +1,5 @@
/*
** $Id: lcode.c,v 2.137 2017/11/28 12:58:18 roberto Exp roberto $
** $Id: lcode.c,v 2.138 2017/11/28 15:26:15 roberto Exp roberto $
** Code generator for Lua
** See Copyright Notice in lua.h
*/
@@ -152,7 +152,17 @@ int luaK_jump (FuncState *fs) {
** Code a 'return' instruction
*/
void luaK_ret (FuncState *fs, int first, int nret) {
luaK_codeABC(fs, OP_RETURN, first, nret+1, 0);
switch (nret) {
case 0:
luaK_codeABC(fs, OP_RETURN0, 0, 0, 0);
break;
case 1:
luaK_codeABC(fs, OP_RETURN1, first, 0, 0);
break;
default:
luaK_codeABC(fs, OP_RETURN, first, nret + 1, 0);
break;
}
}