qemu-kvm/kvm-target-s390x-Fix-SLDA-sign-bit-index.patch
Jon Maloy df4dbb6cf8 * Wed May 24 2023 Jon Maloy <jmaloy@redhat.com> - 6.2.0-35
- kvm-virtiofsd-Add-basic-support-for-FUSE_SYNCFS-request.patch [bz#2196880]
- kvm-s390-kvm-adjust-diag318-resets-to-retain-data.patch [bz#2169308]
- kvm-target-s390x-Fix-SLDA-sign-bit-index.patch [bz#2169308]
- kvm-target-s390x-Fix-SRDA-CC-calculation.patch [bz#2169308]
- kvm-target-s390x-Fix-cc_calc_sla_64-missing-overflows.patch [bz#2169308]
- kvm-target-s390x-Fix-shifting-32-bit-values-for-more-tha.patch [bz#2169308]
- kvm-s390x-sigp-Reorder-the-SIGP-STOP-code.patch [bz#2169308]
- kvm-s390x-tcg-Fix-BRASL-with-a-large-negative-offset.patch [bz#2169308]
- kvm-s390x-tcg-Fix-BRCL-with-a-large-negative-offset.patch [bz#2169308]
- kvm-target-s390x-Fix-determination-of-overflow-condition.patch [bz#2169308]
- kvm-target-s390x-Fix-determination-of-overflow-conditioo.patch [bz#2169308]
- kvm-s390x-follow-qdev-tree-to-detect-SCSI-device-on-a-CC.patch [bz#2169308]
- kvm-target-s390x-Fix-the-accumulation-of-ccm-in-op_icm.patch [bz#2169308]
- kvm-target-s390x-Fix-writeback-to-v1-in-helper_vstl.patch [bz#2169308]
- kvm-target-s390x-fix-handling-of-zeroes-in-vfmin-vfmax.patch [bz#2169308]
- kvm-target-s390x-Fix-CLFIT-and-CLGIT-immediate-size.patch [bz#2169308]
- kvm-s390x-tcg-Fix-opcode-for-lzrf.patch [bz#2169308]
- kvm-target-s390x-Fix-emulation-of-the-VISTR-instruction.patch [bz#2169308]
- kvm-s390x-css-revert-SCSW-ctrl-flag-bits-on-error.patch [bz#2169308]
- kvm-target-s390x-tcg-Fix-and-improve-the-SACF-instructio.patch [bz#2169308]
- kvm-target-s390x-tcg-mem_helper-Test-the-right-bits-in-p.patch [bz#2169308]
- Resolves: bz#2196880
  ([virtiofs] Backport FUSE_SYNCFS support)
- Resolves: bz#2169308
  (Backport latest s390x-related fixes from upstream QEMU for qemu-kvm in RHEL 8.9)
2023-05-24 18:04:22 +00:00

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2.0 KiB
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From a66aab861a925da517c2ec9f798b5a5b84a539da Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= <clg@redhat.com>
Date: Tue, 23 May 2023 12:34:33 +0200
Subject: [PATCH 03/21] target/s390x: Fix SLDA sign bit index
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
RH-Author: Cédric Le Goater <clg@redhat.com>
RH-MergeRequest: 279: Backport latest s390x-related fixes from upstream QEMU for qemu-kvm in RHEL 8.9
RH-Bugzilla: 2169308
RH-Acked-by: Thomas Huth <thuth@redhat.com>
RH-Acked-by: Jon Maloy <jmaloy@redhat.com>
RH-Commit: [2/20] 8600ece5b20bbe9dfa91e322cf29c5f79000d39c
Bugzilla: https://bugzilla.redhat.com/2169308
commit 521130f267240cb1ed8fd4635496493a153281db
Author: Ilya Leoshkevich <iii@linux.ibm.com>
Date: Wed Jan 12 17:50:12 2022 +0100
target/s390x: Fix SLDA sign bit index
SLDA operates on 64-bit values, so its sign bit index should be 63,
not 31.
Fixes: a79ba3398a0a ("target-s390: Convert SHIFT DOUBLE")
Reported-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Message-Id: <20220112165016.226996-2-iii@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
---
target/s390x/tcg/insn-data.def | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/target/s390x/tcg/insn-data.def b/target/s390x/tcg/insn-data.def
index 3e5594210c..c92284df5d 100644
--- a/target/s390x/tcg/insn-data.def
+++ b/target/s390x/tcg/insn-data.def
@@ -800,7 +800,7 @@
C(0xebde, SRLK, RSY_a, DO, r3_32u, sh32, new, r1_32, srl, 0)
C(0xeb0c, SRLG, RSY_a, Z, r3_o, sh64, r1, 0, srl, 0)
/* SHIFT LEFT DOUBLE */
- D(0x8f00, SLDA, RS_a, Z, r1_D32, sh64, new, r1_D32, sla, 0, 31)
+ D(0x8f00, SLDA, RS_a, Z, r1_D32, sh64, new, r1_D32, sla, 0, 63)
/* SHIFT LEFT DOUBLE LOGICAL */
C(0x8d00, SLDL, RS_a, Z, r1_D32, sh64, new, r1_D32, sll, 0)
/* SHIFT RIGHT DOUBLE */
--
2.37.3