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Re: [RL78] Questions about code-generation


On 03/22/14 05:38, Richard Hulme wrote:

Can you explain what is too weird about it in particular?  It certainly
has restrictions on which registers can be used with various
instructions but I wouldn't have thought they were that complicated that
they couldn't be described using the normal constraints?
Register banks come to mind. Also look at addressing modes and instructions which require using specific registers. Also look at insns which may exhaust the register file. All those tend to be problematical.

jeff


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