Ana Pazos 25f4d51bcb [AArch64] Check fmul node single use in fused multiply patterns
Check for single use of fmul node in fused multiply patterns
to allow generation of fused multiply add/sub instructions.
Otherwise fmul operation ends up being repeated more than
once which does not help peformance on targets with
only one MAC unit, as for example cortex-a53.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@197929 91177308-0d34-0410-b5e6-96231b3b80d8
2013-12-24 00:47:29 +00:00
2013-12-20 00:33:39 +00:00
2013-12-04 09:42:49 +00:00
2013-11-20 10:10:50 +00:00
2013-12-20 00:33:39 +00:00

Low Level Virtual Machine (LLVM)
================================

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