From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugzilla@gcc.gnu.org>
Received: by sourceware.org (Postfix, from userid 48)
	id 7609E3858D33; Thu, 10 Nov 2022 06:30:06 +0000 (GMT)
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 7609E3858D33
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org;
	s=default; t=1668061806;
	bh=VuSGyQO7usgznkyZTh9v5PZP87uV0alkITOfp6z35DM=;
	h=From:To:Subject:Date:From;
	b=N/P0nAVInSRmM8xL0e52W4l5c+Rbarnrq3m1NP7dOjw27p1AsUMJgMrYULVJOHIKs
	 C7ZwASnG8m7hFKkCJ2fluqMUlr/IU5o3IMnYVqiZwVp7Dqyy6KGidL1GgLXuvhaTYT
	 A+a1ZqEvPSO0Aj1/8UK8OIJNsKp6y0OxVqmNrhP4=
From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/107604] New: FAIL:
 gcc.target/aarch64/aapcs64/test_dfp_17.c execution,  -O0  fails on aarch64_be
Date: Thu, 10 Nov 2022 06:30:06 +0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: new
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: target
X-Bugzilla-Version: 13.0
X-Bugzilla-Keywords: ABI, testsuite-fail, wrong-code
X-Bugzilla-Severity: normal
X-Bugzilla-Who: pinskia at gcc dot gnu.org
X-Bugzilla-Status: UNCONFIRMED
X-Bugzilla-Resolution: 
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org
X-Bugzilla-Target-Milestone: ---
X-Bugzilla-Flags: 
X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status
 keywords bug_severity priority component assigned_to reporter
 target_milestone cf_gcctarget
Message-ID: <bug-107604-4@http.gcc.gnu.org/bugzilla/>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/
Auto-Submitted: auto-generated
MIME-Version: 1.0
List-Id: <gcc-bugs.sourceware.org>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D107604

            Bug ID: 107604
           Summary: FAIL: gcc.target/aarch64/aapcs64/test_dfp_17.c
                    execution,  -O0  fails on aarch64_be
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Keywords: ABI, testsuite-fail, wrong-code
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: pinskia at gcc dot gnu.org
  Target Milestone: ---
            Target: aarch64_be-linux-gnu

FAIL: gcc.target/aarch64/aapcs64/test_dfp_17.c execution,  -O0=20
FAIL: gcc.target/aarch64/aapcs64/test_dfp_17.c execution,  -O1=20
FAIL: gcc.target/aarch64/aapcs64/test_dfp_17.c execution,  -O2=20
FAIL: gcc.target/aarch64/aapcs64/test_dfp_17.c execution,  -O3 -g=20
FAIL: gcc.target/aarch64/aapcs64/test_dfp_17.c execution,  -Os=20
FAIL: gcc.target/aarch64/aapcs64/test_dfp_17.c execution,  -Og -g=20

My bet is there is mistmatch between the caller and callee; one side takes =
into
account big vs little endian shifting while the other side does not ...=