aboutsummaryrefslogtreecommitdiff
path: root/lparser.c
diff options
context:
space:
mode:
authorRoberto Ierusalimschy <roberto@inf.puc-rio.br>1998-12-28 11:44:54 -0200
committerRoberto Ierusalimschy <roberto@inf.puc-rio.br>1998-12-28 11:44:54 -0200
commit766e67ef3b2af42f800b281e0fa0f57c7e3d2e3f (patch)
tree96fbaa15baec33d4f14b27df79778e766ef46f57 /lparser.c
parent4c94d8cc2cbeac74ae3618b1322c3f3d3ec166ea (diff)
downloadlua-766e67ef3b2af42f800b281e0fa0f57c7e3d2e3f.tar.gz
lua-766e67ef3b2af42f800b281e0fa0f57c7e3d2e3f.tar.bz2
lua-766e67ef3b2af42f800b281e0fa0f57c7e3d2e3f.zip
to avoid warnings about "typecast" (Visual C++)
Diffstat (limited to 'lparser.c')
-rw-r--r--lparser.c30
1 files changed, 15 insertions, 15 deletions
diff --git a/lparser.c b/lparser.c
index 659d64d6..e1f0372e 100644
--- a/lparser.c
+++ b/lparser.c
@@ -1,5 +1,5 @@
1/* 1/*
2** $Id: lparser.c,v 1.5 1998/08/11 13:28:05 roberto Exp roberto $ 2** $Id: lparser.c,v 1.6 1998/12/23 14:06:57 roberto Exp roberto $
3** LL(1) Parser and code generator for Lua 3** LL(1) Parser and code generator for Lua
4** See Copyright Notice in lua.h 4** See Copyright Notice in lua.h
5*/ 5*/
@@ -158,18 +158,18 @@ static int code_oparg_at (LexState *ls, int pc, OpCode op, int builtin,
158 Byte *code = ls->fs->f->code; 158 Byte *code = ls->fs->f->code;
159 deltastack(ls, delta); 159 deltastack(ls, delta);
160 if (arg < builtin) { 160 if (arg < builtin) {
161 code[pc] = op+1+arg; 161 code[pc] = (Byte)(op+1+arg);
162 return 1; 162 return 1;
163 } 163 }
164 else if (arg <= 255) { 164 else if (arg <= 255) {
165 code[pc] = op; 165 code[pc] = (Byte)op;
166 code[pc+1] = arg; 166 code[pc+1] = (Byte)arg;
167 return 2; 167 return 2;
168 } 168 }
169 else if (arg <= MAX_WORD) { 169 else if (arg <= MAX_WORD) {
170 code[pc] = op+1+builtin; 170 code[pc] = (Byte)(op+1+builtin);
171 code[pc+1] = arg>>8; 171 code[pc+1] = (Byte)(arg>>8);
172 code[pc+2] = arg&0xFF; 172 code[pc+2] = (Byte)(arg&0xFF);
173 return 3; 173 return 3;
174 } 174 }
175 else luaX_error(ls, "code too long " MES_LIM("64K") 175 else luaX_error(ls, "code too long " MES_LIM("64K")
@@ -202,7 +202,7 @@ static void code_oparg (LexState *ls, OpCode op, int builtin, int arg,
202 202
203static void code_opcode (LexState *ls, OpCode op, int delta) { 203static void code_opcode (LexState *ls, OpCode op, int delta) {
204 deltastack(ls, delta); 204 deltastack(ls, delta);
205 code_byte(ls->fs, op); 205 code_byte(ls->fs, (Byte)op);
206} 206}
207 207
208 208
@@ -277,7 +277,7 @@ static void flush_record (LexState *ls, int n) {
277static void flush_list (LexState *ls, int m, int n) { 277static void flush_list (LexState *ls, int m, int n) {
278 if (n == 0) return; 278 if (n == 0) return;
279 code_oparg(ls, SETLIST, 1, m, -n); 279 code_oparg(ls, SETLIST, 1, m, -n);
280 code_byte(ls->fs, n); 280 code_byte(ls->fs, (Byte)n);
281} 281}
282 282
283 283
@@ -391,7 +391,7 @@ static void adjuststack (LexState *ls, int n) {
391static void close_exp (LexState *ls, int pc, int nresults) { 391static void close_exp (LexState *ls, int pc, int nresults) {
392 if (pc > 0) { /* expression is an open function call */ 392 if (pc > 0) { /* expression is an open function call */
393 Byte *code = ls->fs->f->code; 393 Byte *code = ls->fs->f->code;
394 int nparams = code[pc]; /* save nparams */ 394 Byte nparams = code[pc]; /* save nparams */
395 pc += fix_opcode(ls, pc-2, CALLFUNC, 2, nresults); 395 pc += fix_opcode(ls, pc-2, CALLFUNC, 2, nresults);
396 code[pc] = nparams; /* restore nparams */ 396 code[pc] = nparams; /* restore nparams */
397 if (nresults != MULT_RET) 397 if (nresults != MULT_RET)
@@ -426,11 +426,11 @@ static void code_args (LexState *ls, int nparams, int dots) {
426 fs->nlocalvar += nparams; /* "self" may already be there */ 426 fs->nlocalvar += nparams; /* "self" may already be there */
427 nparams = fs->nlocalvar; 427 nparams = fs->nlocalvar;
428 if (!dots) { 428 if (!dots) {
429 fs->f->code[1] = nparams; /* fill-in arg information */ 429 fs->f->code[1] = (Byte)nparams; /* fill-in arg information */
430 deltastack(ls, nparams); 430 deltastack(ls, nparams);
431 } 431 }
432 else { 432 else {
433 fs->f->code[1] = nparams+ZEROVARARG; 433 fs->f->code[1] = (Byte)(nparams+ZEROVARARG);
434 deltastack(ls, nparams+1); 434 deltastack(ls, nparams+1);
435 add_localvar(ls, luaS_new("arg")); 435 add_localvar(ls, luaS_new("arg"));
436 } 436 }
@@ -515,7 +515,7 @@ static void func_onstack (LexState *ls, FuncState *func) {
515 for (i=0; i<func->nupvalues; i++) 515 for (i=0; i<func->nupvalues; i++)
516 lua_pushvar(ls, &func->upvalues[i]); 516 lua_pushvar(ls, &func->upvalues[i]);
517 code_oparg(ls, CLOSURE, 0, c, -func->nupvalues+1); 517 code_oparg(ls, CLOSURE, 0, c, -func->nupvalues+1);
518 code_byte(fs, func->nupvalues); 518 code_byte(fs, (Byte)func->nupvalues);
519 } 519 }
520} 520}
521 521
@@ -548,7 +548,7 @@ static void close_func (LexState *ls) {
548 FuncState *fs = ls->fs; 548 FuncState *fs = ls->fs;
549 TProtoFunc *f = fs->f; 549 TProtoFunc *f = fs->f;
550 code_opcode(ls, ENDCODE, 0); 550 code_opcode(ls, ENDCODE, 0);
551 f->code[0] = fs->maxstacksize; 551 f->code[0] = (Byte)fs->maxstacksize;
552 f->code = luaM_reallocvector(f->code, fs->pc, Byte); 552 f->code = luaM_reallocvector(f->code, fs->pc, Byte);
553 f->consts = luaM_reallocvector(f->consts, f->nconsts, TObject); 553 f->consts = luaM_reallocvector(f->consts, f->nconsts, TObject);
554 if (fs->maxvars != -1) { /* debug information? */ 554 if (fs->maxvars != -1) { /* debug information? */
@@ -1092,7 +1092,7 @@ static int funcparams (LexState *ls, int slf) {
1092 } 1092 }
1093 code_byte(fs, 0); /* save space for opcode */ 1093 code_byte(fs, 0); /* save space for opcode */
1094 code_byte(fs, 0); /* and nresult */ 1094 code_byte(fs, 0); /* and nresult */
1095 code_byte(fs, nparams+slf); 1095 code_byte(fs, (Byte)(nparams+slf));
1096 return fs->pc-1; 1096 return fs->pc-1;
1097} 1097}
1098 1098