From: Aldy Hernandez <aldyh@redhat.com>
To: Andrew MacLeod <amacleod@redhat.com>
Cc: GCC patches <gcc-patches@gcc.gnu.org>
Subject: Re: [PATCH] Avoid calling tracer.trailer() twice.
Date: Tue, 11 Oct 2022 16:08:00 +0200 [thread overview]
Message-ID: <CAGm3qMXYoXyfOFAgRun7h6D_83yu7kBT-Oz2bG=ajreDUoN=FA@mail.gmail.com> (raw)
In-Reply-To: <a0f7b90e-5805-98a5-107a-af8e45d08e0f@redhat.com>
[-- Attachment #1: Type: text/plain, Size: 1932 bytes --]
Sure.
OK?
Aldy
On Tue, Oct 11, 2022 at 3:11 PM Andrew MacLeod <amacleod@redhat.com> wrote:
>
> It probably should just be changed to a print if it doesn't return..
> something like
>
> if (idx && res)
> {
> tracer.print (idx, "logical_combine produced");
> r.dump (dump_file);
> fputc ('\n', dump_file);
> }
>
> Andrew
>
> On 10/10/22 14:58, Aldy Hernandez wrote:
> > [Andrew, you OK with this? I can't tell whether the trailer() call was
> > actually needed.]
> >
> > logical_combine is calling tracer.trailer() one too many times causing
> > the second trailer() call to subtract a 0 indent by 2, yielding an
> > indent of SOMETHING_REALLY_BIG :). You'd be surprised how many tools
> > can't handle incredibly long lines.
> >
> > gcc/ChangeLog:
> >
> > * gimple-range-gori.cc (gori_compute::logical_combine): Avoid
> > calling tracer.trailer().
> > ---
> > gcc/gimple-range-gori.cc | 10 +---------
> > 1 file changed, 1 insertion(+), 9 deletions(-)
> >
> > diff --git a/gcc/gimple-range-gori.cc b/gcc/gimple-range-gori.cc
> > index b37d03cddda..469382aa477 100644
> > --- a/gcc/gimple-range-gori.cc
> > +++ b/gcc/gimple-range-gori.cc
> > @@ -798,20 +798,12 @@ gori_compute::logical_combine (vrange &r, enum tree_code code,
> > // would be lost.
> > if (!range_is_either_true_or_false (lhs))
> > {
> > - bool res;
> > Value_Range r1 (r);
> > if (logical_combine (r1, code, m_bool_zero, op1_true, op1_false,
> > op2_true, op2_false)
> > && logical_combine (r, code, m_bool_one, op1_true, op1_false,
> > op2_true, op2_false))
> > - {
> > - r.union_ (r1);
> > - res = true;
> > - }
> > - else
> > - res = false;
> > - if (idx)
> > - tracer.trailer (idx, "logical_combine", res, NULL_TREE, r);
> > + r.union_ (r1);
> > }
> >
> > switch (code)
>
[-- Attachment #2: 0001-Avoid-calling-tracer.trailer-twice.patch --]
[-- Type: text/x-patch, Size: 951 bytes --]
From e7fb4679528d190463cf3d0d4a4daa7333b5a553 Mon Sep 17 00:00:00 2001
From: Aldy Hernandez <aldyh@redhat.com>
Date: Tue, 11 Oct 2022 16:00:33 +0200
Subject: [PATCH] Avoid calling tracer.trailer() twice.
gcc/ChangeLog:
* gimple-range-gori.cc (gori_compute::logical_combine): Avoid
calling tracer.trailer().
---
gcc/gimple-range-gori.cc | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/gcc/gimple-range-gori.cc b/gcc/gimple-range-gori.cc
index b37d03cddda..5ff067cadb5 100644
--- a/gcc/gimple-range-gori.cc
+++ b/gcc/gimple-range-gori.cc
@@ -810,8 +810,12 @@ gori_compute::logical_combine (vrange &r, enum tree_code code,
}
else
res = false;
- if (idx)
- tracer.trailer (idx, "logical_combine", res, NULL_TREE, r);
+ if (idx && res)
+ {
+ tracer.print (idx, "logical_combine produced ");
+ r.dump (dump_file);
+ fputc ('\n', dump_file);
+ }
}
switch (code)
--
2.37.3
next prev parent reply other threads:[~2022-10-11 14:08 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-10 18:58 Aldy Hernandez
2022-10-11 13:11 ` Andrew MacLeod
2022-10-11 14:08 ` Aldy Hernandez [this message]
2022-10-11 14:47 ` Andrew MacLeod
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