From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 1ED743858017; Thu, 12 Oct 2023 13:02:39 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 1ED743858017 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1697115759; bh=wSkWqime9RvoZ+xc8b7yTBKbFWtI6eCPxLQQjecodcM=; h=From:To:Subject:Date:From; b=sr8UixNZF2DZt/fW5+dLWcXmtlmrgtfZ+7S08jxYZCSyOqI8epU9++seuqUT5/1Vu iX3WgFAVEvl6lYGUIh+A00+KP8wkeksQ0fb6tnY1fO257jGJ7HzjW52/o74gSOZHk5 jQ37u2GSMpjBdGomDp5i/Wb4VBjMW12lOMzIRSgM= From: "acoplan at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/111784] New: [14 Regression] aarch64: ldp_stp_{15,16,17,18}.c test failures Date: Thu, 12 Oct 2023 13:02:38 +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: 14.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: acoplan 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 bug_severity priority component assigned_to reporter target_milestone Message-ID: 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=3D111784 Bug ID: 111784 Summary: [14 Regression] aarch64: ldp_stp_{15,16,17,18}.c test failures Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: acoplan at gcc dot gnu.org Target Milestone: --- Since r14-4579-g0bdb9bb5607edd7df1ee74ddfcadb87324ca00c2 the following aarc= h64 tests are failing: FAIL: gcc.target/aarch64/ldp_stp_15.c check-function-bodies dup_8_int32_t FAIL: gcc.target/aarch64/ldp_stp_15.c check-function-bodies cons2_16_int32_t FAIL: gcc.target/aarch64/ldp_stp_15.c check-function-bodies cons4_8_int32_t FAIL: gcc.target/aarch64/ldp_stp_16.c check-function-bodies cons2_4_float FAIL: gcc.target/aarch64/ldp_stp_17.c check-function-bodies dup_16_int64_t FAIL: gcc.target/aarch64/ldp_stp_17.c check-function-bodies cons2_16_int64_t FAIL: gcc.target/aarch64/ldp_stp_17.c check-function-bodies cons4_16_int64_t FAIL: gcc.target/aarch64/ldp_stp_18.c check-function-bodies dup_8_double FAIL: gcc.target/aarch64/ldp_stp_18.c check-function-bodies dup_16_double FAIL: gcc.target/aarch64/ldp_stp_18.c check-function-bodies cons2_4_double FAIL: gcc.target/aarch64/ldp_stp_18.c check-function-bodies cons2_8_double FAIL: gcc.target/aarch64/ldp_stp_18.c check-function-bodies cons2_8_double FAIL: gcc.target/aarch64/ldp_stp_18.c check-function-bodies cons2_8_double E.g. for dup8_int32_t, we now generate: dup_8_int32_t: .LFB9: .cfi_startproc stp w1, w1, [x0] stp w1, w1, [x0, 8] stp w1, w1, [x0, 16] stp w1, w1, [x0, 24] ret instead of a dup with a q-register stp. Most likely we need to update the c= osts on the aarch64 side.=