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https://github.com/lua/lua
synced 2024-12-24 03:16:50 +03:00
macro 'luaY_checklimit' changed into a function (and renamed 'checklimit').
It makes no sense to trade space for time in the parser.
This commit is contained in:
parent
25189b420d
commit
e3866afa97
22
lparser.c
22
lparser.c
@ -1,5 +1,5 @@
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/*
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** $Id: lparser.c,v 2.72 2009/11/17 16:33:38 roberto Exp roberto $
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** $Id: lparser.c,v 2.73 2009/11/26 11:39:20 roberto Exp roberto $
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** Lua Parser
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** See Copyright Notice in lua.h
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*/
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@ -36,9 +36,6 @@
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#define luaY_checklimit(fs,v,l,m) if ((v)>(l)) errorlimit(fs,l,m)
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/*
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** nodes for block list (list of active blocks)
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*/
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@ -86,6 +83,11 @@ static void errorlimit (FuncState *fs, int limit, const char *what) {
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}
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static void checklimit (FuncState *fs, int v, int l, const char *what) {
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if (v > l) errorlimit(fs, l, what);
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}
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static int testnext (LexState *ls, int c) {
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if (ls->t.token == c) {
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luaX_next(ls);
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@ -170,7 +172,7 @@ static void new_localvar (LexState *ls, TString *name) {
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FuncState *fs = ls->fs;
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Varlist *vl = ls->varl;
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int reg = registerlocalvar(ls, name);
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luaY_checklimit(fs, vl->nactvar + 1 - fs->firstlocal,
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checklimit(fs, vl->nactvar + 1 - fs->firstlocal,
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MAXVARS, "local variables");
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luaM_growvector(ls->L, vl->actvar, vl->nactvar + 1,
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vl->actvarsize, vardesc, MAX_INT, "local variables");
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@ -214,7 +216,7 @@ static int indexupvalue (FuncState *fs, TString *name, expdesc *v) {
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}
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}
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/* new one */
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luaY_checklimit(fs, fs->nups + 1, UCHAR_MAX, "upvalues");
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checklimit(fs, fs->nups + 1, UCHAR_MAX, "upvalues");
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luaM_growvector(fs->L, f->upvalues, fs->nups, f->sizeupvalues,
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Upvaldesc, UCHAR_MAX, "upvalues");
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while (oldsize < f->sizeupvalues) f->upvalues[oldsize++].name = NULL;
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@ -304,7 +306,7 @@ static void adjust_assign (LexState *ls, int nvars, int nexps, expdesc *e) {
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static void enterlevel (LexState *ls) {
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global_State *g = G(ls->L);
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++g->nCcalls;
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luaY_checklimit(ls->fs, g->nCcalls, LUAI_MAXCCALLS, "syntax levels");
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checklimit(ls->fs, g->nCcalls, LUAI_MAXCCALLS, "syntax levels");
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}
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@ -485,7 +487,7 @@ static void recfield (LexState *ls, struct ConsControl *cc) {
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expdesc key, val;
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int rkkey;
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if (ls->t.token == TK_NAME) {
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luaY_checklimit(fs, cc->nh, MAX_INT, "items in a constructor");
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checklimit(fs, cc->nh, MAX_INT, "items in a constructor");
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checkname(ls, &key);
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}
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else /* ls->t.token == '[' */
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@ -528,7 +530,7 @@ static void lastlistfield (FuncState *fs, struct ConsControl *cc) {
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static void listfield (LexState *ls, struct ConsControl *cc) {
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/* listfield -> exp */
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expr(ls, &cc->v);
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luaY_checklimit(ls->fs, cc->na, MAX_INT, "items in a constructor");
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checklimit(ls->fs, cc->na, MAX_INT, "items in a constructor");
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cc->na++;
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cc->tostore++;
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}
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@ -978,7 +980,7 @@ static void assignment (LexState *ls, struct LHS_assign *lh, int nvars) {
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primaryexp(ls, &nv.v);
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if (nv.v.k == VLOCAL)
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check_conflict(ls, lh, &nv.v);
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luaY_checklimit(ls->fs, nvars, LUAI_MAXCCALLS - G(ls->L)->nCcalls,
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checklimit(ls->fs, nvars, LUAI_MAXCCALLS - G(ls->L)->nCcalls,
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"variable names");
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assignment(ls, &nv, nvars+1);
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}
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