void GenFin(void)
{
if (StructCpyLabel)
{
char s[1 + 2 + (2 + CHAR_BIT * sizeof StructCpyLabel) / 3];
char *p = s + sizeof s;
int lbl = LabelCnt++;
*--p = '\0';
p = lab2str(p, StructCpyLabel);
*--p = '_';
*--p = '_';
if (OutputFormat != FormatFlat)
puts2(CodeHeader);
GenLabel(p, 1);
puts2("\tmove\t$2, $6\n"
"\tmove\t$3, $6");
GenNumLabel(lbl);
puts2("\tlbu\t$6, 0($5)\n"
"\taddiu\t$5, $5, 1\n"
"\taddiu\t$4, $4, -1\n"
"\tsb\t$6, 0($3)\n"
"\taddiu\t$3, $3, 1");
printf2("\tbne\t$4, $0, "); GenPrintNumLabel(lbl);
puts2("");
#ifndef NO_REORDER_WORKAROUND
GenNop();
#endif
puts2("\tj\t$31");
#ifndef NO_REORDER_WORKAROUND
GenNop();
#endif
if (OutputFormat != FormatFlat)
puts2(CodeFooter);
}
}
void GenPrintOperand(int op, int val)
{
if (op >= MipsOpRegZero && op <= MipsOpRegRa)
{
printf2("$%d", op);
}
else if (op >= MipsOpIndRegZero && op <= MipsOpIndRegRa)
{
printf2("%d($%d)", truncInt(val), op - MipsOpIndRegZero);
}
else
{
switch (op)
{
case MipsOpConst: printf2("%d", truncInt(val)); break;
case MipsOpLabelGpOption:
if (UseGp)
{
printf2("%%gp_rel(");
GenPrintLabel(IdentTable + val);
printf2(")($28)");
}
else
{
printf2("%%lo(");
GenPrintLabel(IdentTable + val);
printf2(")($1)");
}
break;
case MipsOpLabel: GenPrintLabel(IdentTable + val); break;
case MipsOpNumLabel: GenPrintNumLabel(val); break;
default:
//error("WTF!\n");
errorInternal(100);
break;
}
}
}
STATIC
void GenPrintOperand(int op, int val)
{
if (op >= Tr32OpReg0 && op <= Tr32OpRegFlags)
{
GenRegsUsed |= 1 << op;
switch (op)
{
case Tr32OpRegBp: printf2("%%bp"); break;
case Tr32OpRegSp: printf2("%%sp"); break;
case Tr32OpRegY: printf2("%%y"); break;
case Tr32OpRegFlags: printf2("%%flags"); break;
default: printf2("%%r%d", op);
}
}
else if (op >= Tr32OpIndReg0 && op <= Tr32OpIndRegFlags)
{
GenPrintOperand(op - Tr32OpIndReg0, 0);
val = truncInt(val);
if (val)
printf2(", %d", val);
}
else
{
switch (op)
{
case Tr32OpConst: printf2("%d", truncInt(val)); break;
case Tr32OpLabel: GenPrintLabel(IdentTable + val); break;
case Tr32OpNumLabel: GenPrintNumLabel(val); break;
default:
//error("WTF!\n");
errorInternal(100);
break;
}
}
}
