Hi Bill, On Mon, Apr 20, 2009 at 10:57:49AM -0400, Bill Cook wrote: > Dear ML, > > I'm trying to build u-boot-v2 for an iMX27 based board. I'm getting a > HW/SW floating point mismatch error and hope someone will point me > to a solution. Building with: > make ARCH=arm CROSS_COMPILE=arm-eabi- > It works along fine until I get an error on each of these files: > arch/arm/lib/_ashldi3.o > arch/arm/lib/_ashrdi3.o > arch/arm/lib/_divsi3.o > arch/arm/lib/_modsi3.o > arch/arm/lib/_udivsi3.o > arch/arm/lib/_umodsi3.o > arch/arm/lib/_lshrdi3.o > arch/arm/lib/findbit.o > arch/arm/lib/io-readsb.o > arch/arm/lib/io-readsw-armv4.o > arch/arm/lib/io-writesb.o > arch/arm/lib/io-writesw-armv4.o > > Error is: > > arm-eabi-ld: ERROR: arch/arm/lib/_ashldi3.o uses hardware FP, whereas > arch/arm/lib/built-in.o uses software FP > arm-eabi-ld: failed to merge target specific data of file > arch/arm/lib/_ashldi3.o > > > The source files are assembly, any C files have the -msoft-float compile > option. > What gives?
All our toolchains produce soft float by default, so this does not show up here. U-Boot does not use floating point, so I think we do not have to care what the compiler produces. Does it help to remove the -msoft-float from arch/arm/Makefile? Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
