[Bug target/78945] [arm] libatomic inline asm is not compatible with armv7-m

[nsz at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78945

--- Comment #4 from nsz at gcc dot gnu.org ---
Author: nsz
Date: Mon Jan 30 11:34:13 2017
New Revision: 245023

URL: https://gcc.gnu.org/viewcvs?rev=245023&root=gcc&view=rev
Log:
[ARM][PR target/78945] Fix libatomic on armv7-m

ARM libatomic inline asm uses sel, uadd8, uadd16 instructions
which are only available if __ARM_FEATURE_SIMD32 is defined.

libatomic/
2017-01-30  Szabolcs Nagy  <szabolcs.n...@arm.com>

        PR target/78945
        * config/arm/exch_n.c (libat_exchange): Check __ARM_FEATURE_SIMD32.


Modified:
    trunk/libatomic/ChangeLog
    trunk/libatomic/config/arm/exch_n.c