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passes.c (execute_one_pass): Handle going out of SSA w/o hitting pass_startwith. 

2016-12-20  Richard Biener  <rguenther@suse.de>

	* passes.c (execute_one_pass): Handle going out of SSA w/o
	hitting pass_startwith.  Handle skipping property providers.

	* gcc.dg/gimplefe-19.c: New testcase.

From-SVN: r243822
This commit is contained in:
Richard Biener 2016-12-20 12:49:31 +00:00 committed by Richard Biener
parent 2a1d4076c4
commit a676a9a8c5
4 changed files with 23 additions and 1 deletions
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5
gcc/ChangeLog
View File

@ -1,3 +1,8 @@
2016-12-20 Richard Biener <rguenther@suse.de>
* passes.c (execute_one_pass): Handle going out of SSA w/o
hitting pass_startwith. Handle skipping property providers.
2016-12-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com> 2016-12-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/78694 PR target/78694

8
gcc/passes.c
View File

@ -2321,7 +2321,10 @@ execute_one_pass (opt_pass *pass)
&& (cfun->curr_properties & PROP_ssa)) && (cfun->curr_properties & PROP_ssa))
{ {
size_t namelen = strlen (pass->name); size_t namelen = strlen (pass->name);
if (! strncmp (pass->name, cfun->pass_startwith, namelen)) /* We have to at least start when we leave SSA. */
if (pass->properties_destroyed & PROP_ssa)
cfun->pass_startwith = NULL;
else if (! strncmp (pass->name, cfun->pass_startwith, namelen))
{ {
/* The following supports starting with the Nth invocation /* The following supports starting with the Nth invocation
of a pass (where N does not necessarily is equal to the of a pass (where N does not necessarily is equal to the
@ -2338,6 +2341,9 @@ execute_one_pass (opt_pass *pass)
return true; return true;
} }
} }
/* And also run any property provider. */
else if (pass->properties_provided != 0)
;
else else
return true; return true;
} }

4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2016-12-20 Richard Biener <rguenther@suse.de>
* gcc.dg/gimplefe-19.c: New testcase.
2016-12-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com> 2016-12-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/78694 PR target/78694

7
gcc/testsuite/gcc.dg/gimplefe-19.c Normal file
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@ -0,0 +1,7 @@
/* { dg-do compile } */
/* { dg-options "-fgimple" } */
void __GIMPLE (startwith ("ccp1")) foo ()
{
return;
}