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[AArch64] Use MOVN to generate 64-bit negative immediates where sensible
authorIan Bolton <ian.bolton@arm.com>
Thu, 7 Aug 2014 13:42:22 +0000 (13:42 +0000)
committerKyrylo Tkachov <ktkachov@gcc.gnu.org>
Thu, 7 Aug 2014 13:42:22 +0000 (13:42 +0000)
commitc747993a621cc69309e3a9e9fddeba09f470fb86
tree33cb0a390bf1a450247bc8a61461e48e49b446b4tree | snapshot
parent4da2eb985b6a7c3cf4893d9ab6ab93e158ceb0cfcommit | diff
[AArch64] Use MOVN to generate 64-bit negative immediates where sensible

* config/aarch64/aarch64.c (aarch64_expand_mov_immediate):
Use MOVN when one of the half-words is 0xffff.

Co-Authored-By: Kyrylo Tkachov <kyrylo.tkachov@arm.com>
From-SVN: r213711
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