CPU::Emulator::6502::Op::BVS - Branch on overflow set

Games-NES-Emulator documentation

Contained in the Games-NES-Emulator distribution.

Index

NAME
SYNOPSIS
DESCRIPTION
METHODS
- bvs( )
AUTHOR
COPYRIGHT AND LICENSE
SEE ALSO
- * CPU::Emulator::6502

Code Index:

package CPU::Emulator::6502::Op::BVS
- bvs
EOF

NAME

CPU::Emulator::6502::Op::BVS - Branch on overflow set

SYNOPSIS

DESCRIPTION

METHODS

bvs( )

Branches if the overflow flag is set.

AUTHOR

Brian Cassidy <bricas@cpan.org>

COPYRIGHT AND LICENSE

Copyright 2007 by Brian Cassidy

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.

SEE ALSO

* CPU::Emulator::6502

Games-NES-Emulator documentation

Contained in the Games-NES-Emulator distribution.

package CPU::Emulator::6502::Op::BVS;

use strict;
use warnings;

use constant INSTRUCTIONS => {
    0x70 => {
        cycles => 2,
        code   => \&bvs,
    }
};

sub bvs {
    my $self = shift;
    my $reg = $self->registers;

    $self->branch_if( $reg->{status} & CPU::Emulator::6502::SET_OVERFLOW );
}

1;