From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 2C1933858D28; Wed, 25 Jan 2023 09:11:01 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 2C1933858D28 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1674637861; bh=ADbfH5EESXGej0mHWGYI+sfnqpTemn0AhGStl9wScNQ=; h=From:To:Subject:Date:In-Reply-To:References:From; b=phTnxXnw8CdpvUafI8tLVEdH/zh5k/ie0bWFk1t7NDF+xAVCEndozxeJLiWaaG4CS S1EY+QSUUJE1t4XW7xvBcSVJgcqnHWM1USg57JvVOHj57HQF8WPfFXa0fXcjZ3kQ2f 3ItDzVDZ1rRL9njEVkYB2LAOon5TgK2QwyEvLCxQ= From: "ktkachov at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/108495] [10/11/12/13 Regression] aarch64 ICE with __builtin_aarch64_rndr Date: Wed, 25 Jan 2023 09:11:00 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 13.0 X-Bugzilla-Keywords: ice-on-invalid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: ktkachov at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 10.5 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: 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: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D108495 --- Comment #7 from ktkachov at gcc dot gnu.org --- Yes, GCC could be more helpful here. The intrinsics and their use is docume= nted in the ACLE document: https://github.com/ARM-software/acle/blob/main/main/acle.md#random-number-g= eneration-intrinsics There is work ongoing to augument it with more user-friendly information ab= out compiler flags, but GCC could keep track of the options used to gate these builtins/intrinsics and report a hint=