> -----Original Message----- > From: Peter Pearse [mailto:[EMAIL PROTECTED] > Sent: 19 February 2008 08:55 > To: 'Ulf Samuelsson' > Subject: RE: [U-Boot-Users] FW: [PATCH][ARM] Rationalize ARM > compiler options > > > -----Original Message----- > > From: Ulf Samuelsson [mailto:[EMAIL PROTECTED] > > Sent: 18 February 2008 23:05 > > To: Peter Pearse; u-boot-users@lists.sourceforge.net > > Subject: Re: [U-Boot-Users] FW: [PATCH][ARM] Rationalize > ARM compiler > > options > > > > >> " > > >> > > >> If so I'll put -msoft-float in all arm config.mk files. > > > > Please DON'T! > > This *forces* you to compile U-Boot with a compiler suite which is > > configured to generate soft-float. > > If you happen to use a compiler which does not support soft-float, > > I.E: uses NWFPE, then the build will fail. > > > > Locally remove the option. > > > Also what happens if you have a toolchain built without V5 support? > > Will the build complete? > > Locally change the option. > > My postion remains that U-Boot is supplied to build with the > latest ELDK toolchain. > Supporting all possible toolchains (and all possible builds > of those toolchains) is too much effort. > > (even including the ARM RealView tools, which would, of > course, provide several major advantages ;-) ) > > > >> > > >> 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. > > >> " > > > > Why not make this user tunable. > > If you want to mess about with V4 vs V5 support you should, > but don't > > enforce this for people that could care less. > > Exactly - it builds & works OOB with the ELDK toolchain, no > effort, other than installation, for those who dont care. > > Those users who do care can change the code locally to suit > their own requirements. > > If they have sufficient knowledge to care I dont see this > being much extra effort for them..... > > And if they want to encourage others to do the same they can > document it in doc/README.ARM.config.mk. > > Regards > > Peter
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