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author | Alexander Ivchenko <alexander.ivchenko@intel.com> | 2014-12-03 17:57:47 +0300 |
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committer | Alexander Ivchenko <alexander.ivchenko@intel.com> | 2014-12-03 18:13:55 +0300 |
commit | 525b640e8dc9e6063897a7ce80342834e0a7a344 (patch) | |
tree | 45e6a93fd29e9da6c55fc330b654f8ba2274bc8b /gcc-4.9/gcc/config | |
parent | 7c4814998ce1e3d250ec934b5c0ecf5ed3a017aa (diff) | |
download | toolchain_gcc-525b640e8dc9e6063897a7ce80342834e0a7a344.tar.gz toolchain_gcc-525b640e8dc9e6063897a7ce80342834e0a7a344.tar.bz2 toolchain_gcc-525b640e8dc9e6063897a7ce80342834e0a7a344.zip |
[4.9] Another backport from trunk of additional slm tuning.
2014-11-21 Evgeny Stupachenko <evstupac@gmail.com>
* config/i386/i386.c (ix86_option_override_internal): Increase
PARAM_MAX_COMPLETELY_PEELED_INSNS.
Change-Id: I529a9297cb8d230a5821d73d5b462d433a8c2108
Signed-off-by: Alexander Ivchenko <alexander.ivchenko@intel.com>
Diffstat (limited to 'gcc-4.9/gcc/config')
-rw-r--r-- | gcc-4.9/gcc/config/i386/i386.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/config/i386/i386.c b/gcc-4.9/gcc/config/i386/i386.c index fcd5f0dd1..7226ee016 100644 --- a/gcc-4.9/gcc/config/i386/i386.c +++ b/gcc-4.9/gcc/config/i386/i386.c @@ -4050,6 +4050,12 @@ ix86_option_override_internal (bool main_args_p, opts->x_param_values, opts_set->x_param_values); + /* Increase full peel max insns parameter for x86. */ + maybe_set_param_value (PARAM_MAX_COMPLETELY_PEELED_INSNS, + 200, + opts->x_param_values, + opts_set->x_param_values); + /* Enable sw prefetching at -O3 for CPUS that prefetching is helpful. */ if (opts->x_flag_prefetch_loop_arrays < 0 && HAVE_prefetch |