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OP_NEWTABLE keeps exact size of arrays

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OP_NEWTABLE is followed by an OP_EXTRAARG, so that it can keep
the exact size of the array part of the table to be created.
(Functions 'luaO_int2fb'/'luaO_fb2int' were removed.)
This commit is contained in:
Roberto Ierusalimschy
2019-07-12 16:13:50 -03:00
parent f6aab3ec1f
commit 1fb4d53925
10 changed files with 67 additions and 88 deletions
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6
lcode.c
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@@ -430,7 +430,7 @@ static int codesJ (FuncState *fs, OpCode o, int sj, int k) {
/*
** Emit an "extra argument" instruction (format 'iAx')
*/
static int codeextraarg (FuncState *fs, int a) {
int luaK_codeextraarg (FuncState *fs, int a) {
lua_assert(a <= MAXARG_Ax);
return luaK_code(fs, CREATE_Ax(OP_EXTRAARG, a));
}
@@ -446,7 +446,7 @@ static int luaK_codek (FuncState *fs, int reg, int k) {
return luaK_codeABx(fs, OP_LOADK, reg, k);
else {
int p = luaK_codeABx(fs, OP_LOADKX, reg, 0);
codeextraarg(fs, k);
luaK_codeextraarg(fs, k);
return p;
}
}
@@ -1687,7 +1687,7 @@ void luaK_setlist (FuncState *fs, int base, int nelems, int tostore) {
luaK_codeABC(fs, OP_SETLIST, base, b, c);
else if (c <= MAXARG_Ax) {
luaK_codeABC(fs, OP_SETLIST, base, b, 0);
codeextraarg(fs, c);
luaK_codeextraarg(fs, c);
}
else
luaX_syntaxerror(fs->ls, "constructor too long");