m3forth

m3forth is a forth cross-compiler for cortex-m3 ARM microcontrollers

Key features

• 32-bit cell
• produces optimized subroutine-threaded code
• makes standard elf files with debugging information, which allows you to debug your high-level code directly in a microcontroller using gdb
• built-in Thumb2 assembler
• interpreter accessible via serial or USB (semihosting)
• can be emulated in qEMU

Installation

See here

Documentation

See here