> -----Original Message----- > From: Peter Pearse [mailto:[EMAIL PROTECTED] > Sent: 14 February 2008 13:59 > To: '[EMAIL PROTECTED]' > Subject: RE: [U-Boot-Users] [PATCH][ARM] Rationalize ARM > compiler options > > > > -----Original Message----- > > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] > > Sent: 13 February 2008 22:51 > > To: Peter Pearse > > Cc: U-Boot-Users > > Subject: Re: [U-Boot-Users] [PATCH][ARM] Rationalize ARM compiler > > options > > > > > > Please don't add too many empty lines. > > > > OK - I'll change thie when I re-submit. > I just like to be able to ripple thru my buffers to animate > the differences between almost identical files. > > > Why exactly are you dropping -msoft-float here? > > I was under the delusion that dropping this protected against > incorporation of floating point instructions. > > Have I now got a clear understanding of the position:- > > " > The use of floating point arithmetic in the U-Boot code is > deprecated. > However the ELDK toolchains provide floating point support > and were built with the -msoft-float option. This option is > supplied to the code to ensure any floating point arithmetic > included links in the floating point support code correctly. > " > > If so I'll put -msoft-float in all arm config.mk files. > > > > > > -# Make ARMv5 to allow more compilers to work, even though its v6. > > > -PLATFORM_CPPFLAGS += -march=armv5 > > > +PLATFORM_CPPFLAGS += -march=armv6 > > > > Why exactly are you changing this? > > arm1136 is an ARM Architecture V6 processor. > > My position is: > " > The main (arm) tree processor options should use the correct > architecture option for the processor (provided this option > is accepted without error or warning by the ELDK arm > toolchains) Users using compilers which do not support the > correct architecture should be made aware of this. > Should they wish to use another compiler they can change this > option locally. > " > > I would also accept > (reluctantly, although it saves lots of space I could waste > as empty lines ;-) ) > > " > For simplicity, the main (arm) tree processor options use the > lowest common architecture option (armv4), whatever the > processor implements. Users can change this option locally. > " > > At present we have a mixture..... > > Regards > > Peter > >
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