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Re: [PATCH] Fix PR48184
- From: Marek Polacek <polacek at redhat dot com>
- To: Jakub Jelinek <jakub at redhat dot com>
- Cc: GCC Patches <gcc-patches at gcc dot gnu dot org>
- Date: Wed, 10 Apr 2013 18:42:58 +0200
- Subject: Re: [PATCH] Fix PR48184
- References: <20130404140108 dot GD24873 at redhat dot com> <20130410094418 dot GC3837 at redhat dot com> <20130410094918 dot GC16463 at tucnak dot redhat dot com>
On Wed, Apr 10, 2013 at 11:49:18AM +0200, Jakub Jelinek wrote:
> Shouldn't this be again solved instead by bumping minimum for the param to 1
> from 0? Because, the smaller the param is, the bigger freq_threshold is,
> so if for the smallest param we suddenly set freq_threshold to 0, it isn't
Yeah, I'm all for it. I think it's so obvious that I'll just commit it
tomorrow to trunk/4.8.
2013-04-10 Marek Polacek <email@example.com>
* params.def (PARAM_ALIGN_THRESHOLD): Increase the minimum
value to 1.
--- gcc/params.def.mp 2013-04-10 18:35:24.983126017 +0200
+++ gcc/params.def 2013-04-10 18:35:36.619165432 +0200
@@ -376,7 +376,7 @@ DEFPARAM(HOT_BB_FREQUENCY_FRACTION,
"Select fraction of the maximal frequency of executions of basic block in function given basic block get alignment",
- 100, 0, 0)
+ 100, 1, 0)