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Changed method of allocating locals

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This commit is contained in:
ceriel 1991-02-20 09:54:55 +00:00
parent 186fc17584
commit 1f52c5054b
1 changed files with 6 additions and 2 deletions
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8
mach/i386/ncg/mach.c
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@ -60,19 +60,23 @@ string holstr(n) word n; {
prolog(nlocals) full nlocals; { prolog(nlocals) full nlocals; {
fputs("push ebp\nmov ebp,esp\n", codefile); fputs("push ebp\nmov ebp,esp\n", codefile);
if (nlocals == 0) return;
#ifdef NOTDEF
probably not better on 386.
switch(nlocals) { switch(nlocals) {
case 8: case 8:
fputs("push eax\n", codefile); fputs("push eax\n", codefile);
/* fall through */ /* fall through */
case 4: case 4:
fputs("push eax\n", codefile); fputs("push eax\n", codefile);
/* fall through */
case 0:
break; break;
default: default:
#endif
fprintf(codefile, "\tsub\tesp,%ld\n",nlocals); fprintf(codefile, "\tsub\tesp,%ld\n",nlocals);
#ifdef NOTDEF
break; break;
} }
#endif
} }
#ifdef REGVARS #ifdef REGVARS