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RASM v1.3 by Roudoudou, a multi platform assembler for Amstrad CPC


The last version of RASM is v1.3 (24th November 2020).

Rasm is now available on Github (documentation included).

This multi platform assembler (linux, windows, but not only like MorphOS on Amiga) let you program for Amstrad CPC.

Changelog is :

  • extended cartridge support
  • new directive LZSA1, LZSA2 for crunched code sections
  • new directives INCLZSA1 and INCLZSA2 for binary import and LZSA crunching
  • new directives XORMEM and SUMMEM to generate checksum of a memory area
  • new directive TIMESTAMP to output date/time
  • new TAPE option for SAVE directive
  • new DMA import options with INCBIN directive (new checks & warnings)
  • new enhanced instructions LD IX/IY,BC/DE & LD BC/DE,IX/IY
  • new tag {SLOT} for extended cartridge management
  • new suffix .HIGH and .LOW to split 16bits register in macro definition
  • new option -msep to specify separator for labels inside modules
  • new option -amper to use ampersand for hex values
  • directive BRK now generates #ED,#FF opcode
  • bugfix byte order for Microsoft real format
  • bugfix DSK header with nightly build
  • bugfix 16bits PCM wav import
  • do not warn for missing file with INCLUDE in disabled condition
  • do not export struct definition with symbols
  • many warnings removed, cleanup, some draft for future functionalities

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