On Thu, May 16, 2019 at 02:53:55PM +0000, Marcel Ziswiler wrote: > Hi Tom > > On Mon, 2019-05-06 at 09:26 -0400, Tom Rini wrote: > > Hey folks, > > > > I'm attempting, again, to see what we need to do in order to use gcc- > > 8.x > > for U-Boot and ran into, again: > > https://patchwork.ozlabs.org/patch/920329/ which in short is that > > when > > using -mcpu=xscale gcc-8.x throws an odd error: > > cc1: error: switch -mcpu=xscale conflicts with -march=armv5te switch > > [-Werror] > > > > Now note, U-Boot isn't passing -march= at all, just -mcpu=xscale > > which > > suggests perhaps something broke in upstream gcc. Looking at the > > kernel, it's not used -mcpu=xscale ever, just -mtune=xscale but that > > leads to different failures (seen here with gcc-7.3): > > CC drivers/usb/gadget/pxa25x_udc.o > > {standard input}: Assembler messages: > > {standard input}:779: Error: selected processor does not support `pld > > [lr]' in ARM mode > > {standard input}:1201: Error: selected processor does not support > > `pld [r7]' in ARM mode > > {standard input}:2519: Error: selected processor does not support > > `pld [r3]' in ARM mode > > {standard input}:2796: Error: selected processor does not support > > `pld [r3]' in ARM mode > > > > So, what should we do about this? Is there still active interest in > > supporting the PXA platforms? Thanks folks! > > We are actually still shipping Colibri PXA270 modules for another one > or two years I believe after which Marvell stops selling us chips. > > The strange thing is that I build U-Boot master more or less daily > without any known issues currently using the regular gcc 8.2 2019.01 > tool chain from ARM.
Oh, that is interesting. The failure that triggers this comes from https://cdn.kernel.org/pub/tools/crosstool/files/bin/x86_64/8.1.0/x86_64-gcc-8.1.0-nolibc-arm-linux-gnueabi.tar.xz Can you point me at the gcc-8.2 toolchain you're talking about please? Thanks! -- Tom
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