Message ID | VI1PR0802MB217699FFE8FC4E5BAC54C784E7CD0@VI1PR0802MB2176.eurprd08.prod.outlook.com |
---|---|
State | New |
Headers | show |
On Mon, Jun 12, 2017 at 7:02 PM, Bin Cheng <Bin.Cheng@arm.com> wrote: > Hi, > this is a simple patch skipping distribution if there is no loop at all. > > Bootstrap and test on x86_64 and AArch64. Is it OK? > Thanks, > bin > > 2017-06-07 Bin Cheng <bin.cheng@arm.com> > > * cfgloop.h (pass_loop_distribution::execute): Skip if no loops. tree-loop-distribution.c Ok. Richard.
On 06/12/2017 11:02 AM, Bin Cheng wrote: > Hi, > this is a simple patch skipping distribution if there is no loop at all. > > Bootstrap and test on x86_64 and AArch64. Is it OK? > > Thanks, > bin > > 2017-06-07 Bin Cheng <bin.cheng@arm.com> > > * cfgloop.h (pass_loop_distribution::execute): Skip if no loops. > OK. jeff
diff --git a/gcc/tree-loop-distribution.c b/gcc/tree-loop-distribution.c index a60454b..9f0c801 100644 --- a/gcc/tree-loop-distribution.c +++ b/gcc/tree-loop-distribution.c @@ -1758,6 +1758,9 @@ pass_loop_distribution::execute (function *fun) control_dependences *cd = NULL; auto_vec<loop_p> loops_to_be_destroyed; + if (number_of_loops (fun) <= 1) + return 0; + FOR_ALL_BB_FN (bb, fun) { gimple_stmt_iterator gsi;
Hi, this is a simple patch skipping distribution if there is no loop at all. Bootstrap and test on x86_64 and AArch64. Is it OK? Thanks, bin 2017-06-07 Bin Cheng <bin.cheng@arm.com> * cfgloop.h (pass_loop_distribution::execute): Skip if no loops. From eb6a795331efde92fd6df1c6e612fb1ffa9f482f Mon Sep 17 00:00:00 2001 From: Bin Cheng <binche01@e108451-lin.cambridge.arm.com> Date: Fri, 9 Jun 2017 09:30:40 +0100 Subject: [PATCH 02/14] fast-return-20170607.txt --- gcc/tree-loop-distribution.c | 3 +++ 1 file changed, 3 insertions(+)