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Hi Martin Martin Laabs wrote: > i have one (inline asm intensive) file in my arm hal package that I do > not want to convert to thumb mode. (This is IMHO for some i.e. cache > functionality even impossible.) > Since I have thumb-interwork enabled I wanna compile this file in arm > mode and the rest of the kernel in thumb mode. > For the whole file I could use the CFLAG_REMOVE functionality from cdl. > However - I'd like to remove the -mthumb flag only for one file. > > I could use the make { ... } function from cdl. But to stay consistent > wit the rest I would like to use the gcc flags that are configured in > the configtool. So just make the object with hardcorded flags is one but > a unattractive option. > > So I would like something like this in my cdl file: > > { > CFLAGS_REMOVE="-mthumb > compile cstx01_misc.c > } > > Do you have an idea how to accomplish this? You should be able to build the file using a CDL make_object rule as follows (untested): > make_object { > cstx01_misc.o : cstx01_misc.c > $(CC) $(INCLUDE_FLAGS) $(filter-out -mthumb, $(ACTUAL_CFLAGS)) -c -o $@ $< > } You will need to remove the file from the regular CDL "compile" list. I hope this helps... John Dallaway eCos maintainer http://www.dallaway.org.uk/john -- Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss