OpenBSD Handbook

OpenBSD 7.9 release · amd64 · Generated 2026-09-09

64tass-1.56.2625p0

turbo assembler compatible cross-assembler for 65xx

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Description

64tass is a cross-assembler which is nearly 100% compatible with the original `Turbo Assembler', targeting the 65xx series of micro processors. It supports most of the features of the original `Turbo Assembler Macro'. Features: - Open source portable C with minimal dependencies. - Familiar syntax to Omicron TASS and TASM. - Supports 6502, 65C02, R65C02, W65C02, 65CE02, 65816, DTV, 65EL02, 4510. - Arbitrary-precision integers and bit strings, double precision floating point numbers. - Character and byte strings, array arithmetic. - Handles UTF-8, UTF-16 and 8 bit RAW encoded source files, Unicode character strings. - Supports Unicode identifiers with compatibility normalization and optional case insensitivity. - Built-in "linker" with section support. - Various memory models, binary targets and text output formats (also Hex/S-record). - Assembly and label listings available for debugging or exporting. - Conditional compilation, macros, structures, unions, scopes.

Package information

Ports path
devel/64tass
Package architecture
amd64
Maintainer
Marcus Glocker <marcus@nazgul.ch>
Categories
devel
Available flavors
None listed

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