int main()
{
CFTest();
#if defined(__WIN32__)
#ifdef __MWERKS__
getc(stdin);
#endif /* __MWERKS__ */
#endif /* __WIN32__ */
return 0;
}
static instruction *CmpRelocZero( instruction *ins, opcnt c, opcnt r )
/*********************************************************************/
{
name *cons;
name *rel;
bool truth;
if( OpcodeNumOperands( ins ) != 2 )
return( NULL );
cons = ins->operands[c];
if( cons->n.class != N_CONSTANT )
return( NULL );
if( cons->c.const_type != CONS_ABSOLUTE )
return( NULL );
if( CFTest( cons->c.value ) != 0 )
return( NULL );
rel = ins->operands[r];
if( rel->c.const_type == CONS_OFFSET && !AskSegIsNear( (segment_id)rel->c.lo.int_value ) )
return( NULL );
switch( ins->head.opcode ) {
case OP_BIT_TEST_FALSE:
case OP_CMP_EQUAL:
case OP_CMP_LESS:
case OP_CMP_LESS_EQUAL:
truth = false;
break;
case OP_BIT_TEST_TRUE:
case OP_CMP_GREATER:
case OP_CMP_GREATER_EQUAL:
case OP_CMP_NOT_EQUAL:
truth = true;
break;
default:
return( false );
}
if( !ActiveCompare( ins ) )
return( NULL );
if( c != 1 )
truth = !truth;
if( truth ) {
_SetBlockIndex( ins, _TrueIndex(ins), _TrueIndex(ins) );
} else {
_SetBlockIndex( ins, _FalseIndex(ins), _FalseIndex(ins) );
}
return( KillCompare( ins, AllocIntConst( truth ? FETrue() : 0 ) ) );
}
