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On Tue, 12 Oct 2004 16:10:26 +0800, Wu Mingqiao <mingqiao.wu@gmail.com> wrote: > I have built a toolchain with crosstool-0.28-rc34 for arm-iwmmxt. I > used gcc-3.4.0, glibc-2.3.2, binutils-2.14.90 and linux-2.6.8.1 kernel > head files. I find it is needed to add > GLIBC_EXTRA_CONFIG="--without-fp" in arm-iwmmxt.dat, or there is an > error report: selected processor does not support "rfs r2". Then it > progressed well. > > The toolchain can be used to compiled linux-2.6.8.1 kernel. But there > is a weird feature about this toolchain. I built a linux-2.6.8.1 > kernel image and busybox with it, then I run it in a xscale board, it > always report: illegal instructions when the busybox is loaded. I > overwrite the libc-2.3.2.so with an old one built with an old > toolchain, then it works fine. I checked the two toolchains and found > there is a different option in configuring GLIBC-2.3.2. The old > toolchain uses CC="arm-linux-gcc -finline-limit=10000". After adding > the option GLIBC_EXTRA_CC_ARGS="-finline-limit=10000" to > arm-iwmmxt.dat, I got a new toolchain and run the kernel and busybox > successfully. It seems I have made a mistake. I could not repeat the process. :( The problem is still unresolved. I don't know why the libc-2.3.2.so causes illegal instruction. > I could not find clear explanation about -finline-limit option with > materials at hand. Does anybody know the usage of -flimit-inline? Any > comment is appreciated. > > --Bridge > ------ Want more information? See the CrossGCC FAQ, http://www.objsw.com/CrossGCC/ Want to unsubscribe? Send a note to crossgcc-unsubscribe@sources.redhat.com
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