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i386.c (initial_ix86_tune_features): Turn on fp reassociation for avx2 targets. 

* config/i386/i386.c (initial_ix86_tune_features): Turn on fp
  reassociation for avx2 targets.

From-SVN: r196164
This commit is contained in:
Igor Zamyatin 2013-02-20 08:55:16 +00:00 committed by Kirill Yukhin
parent c0ffa2badb
commit bbe4fb2cec
2 changed files with 6 additions and 1 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
2013-02-20 Igor Zamyatin <igor.zamyatin@intel.com>
* config/i386/i386.c (initial_ix86_tune_features): Turn on fp
reassociation for avx2 targets.
2012-02-19 Edgar E. Iglesias <edgar.iglesias@gmail.com>
* config/microblaze/microblaze.c: microblaze_has_clz = 0
Add version check for v8.10.a to enable microblaze_has_clz

2
gcc/config/i386/i386.c
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@ -2021,7 +2021,7 @@ static unsigned int initial_ix86_tune_features[X86_TUNE_LAST] = {
/* X86_TUNE_REASSOC_FP_TO_PARALLEL: Try to produce parallel computations
during reassociation of fp computation. */
m_ATOM,
m_ATOM | m_HASWELL,
/* X86_TUNE_GENERAL_REGS_SSE_SPILL: Try to spill general regs to SSE
regs instead of memory. */