[commit] fix sim cpu.h multi-line register getter macros

[Doug Evans]

Hi.

I checked this in to fix the generation of multiline register getter macros.

2009-11-05  Doug Evans  <dje@sebabeach.org>

	* utils-cgen.scm (gen-set-macro2): New function.
	* sim.scm (<hw-register> gen-get-macro): Call it.