Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: [PATCH] ARM: disallow ARM_THUMB for ARMv4 builds | Date | Fri, 16 Dec 2016 22:51:08 +0100 |
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On Friday, December 16, 2016 5:20:22 PM CET Ard Biesheuvel wrote: > > Can't we use the old > > tst lr, #1 > moveq pc, lr > bx lr > > trick? (where bx lr needs to be emitted as a plain opcode to hide it > from the assembler) >
Yes, that should work around the specific problem in theory, but back when Jonas tried it, it still didn't work. There may also be other problems in that configuration.
Arnd
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