On Wednesday 02 November 2011 02:54:02 Wolfgang Denk wrote: > U-Boot Makefiles contain a number of tests for compiler features etc. > which so far are executed again and again. On some architectures > (especially ARM) this results in a large number of calls to gcc.
seems to shave ~10% off for Blackfin boards Acked-by: Mike Frysinger <vap...@gentoo.org> > Note: There is further potential for build time reductions by > performing similar optimizations for a number of $(shell ...) > constructs in the Makefiles, but I have no good ways to test these at > the moment so this is left as exercise for the respective > architecture maintainers (mostly blackfin and coldfire, AFAICT) -- wd Blackfin does two $(shell), one of which i already cache. the other, i should be able to send a patch for. -mike
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