Power.org, the organization founded by IBM to open the PowerPC architecture, has announced that version 2.03 of the PowerPC Architecture Specification will be released “to the market” this quarter. The new spec will merge Freescale’s fork of the instruction set, including variable length encoding (VLE), which allows for 2-byte instructions (previously, all PowerPC instructions have been 4 bytes long). All of these extensions are already shipping in Freescale cores, and now are being retroactively added to the architecture.

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