static bool ActiveCompare( instruction *ins ) {
/*********************************************/
if( _FalseIndex( ins ) == _TrueIndex( ins ) )
return( false );
/* if unexpanded OR expanded and not just placeholder conditional */
if( ins->table == NULL )
return( true );
if( ins->u.gen_table == NULL )
return( false );
if( DoesSomething( ins ) )
return( true );
return( false );
}
void FreeJunk( block *blk )
/*************************************
Free instructions which aren't going to be generated.
*/
{
instruction *ins;
instruction *next;
for( ins = blk->ins.hd.next; ins->head.opcode != OP_BLOCK; ins = next ) {
next = ins->head.next;
if( !DoesSomething( ins ) && !SideEffect( ins )
&& ins->head.opcode < FIRST_OP_WITH_LABEL
&& ins->head.opcode != OP_NOP ) { /*% there for zap info*/
FreeIns( ins );
}
}
}
int main()
{
DoesSomething();
return 0;
}
