56 lines
2.1 KiB
Diff
56 lines
2.1 KiB
Diff
From 303eabb99283996ed941a341af127cb8502a9da5 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= <clg@redhat.com>
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Date: Tue, 23 May 2023 12:34:33 +0200
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Subject: [PATCH 03/22] target/s390x: Fix SLDA sign bit index
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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RH-Author: Cédric Le Goater <clg@redhat.com>
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RH-MergeRequest: 279: Backport latest s390x-related fixes from upstream QEMU for qemu-kvm in RHEL 8.9
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RH-Bugzilla: 2169308 2209605
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RH-Acked-by: Thomas Huth <thuth@redhat.com>
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RH-Acked-by: David Hildenbrand <david@redhat.com>
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RH-Acked-by: Cornelia Huck <cohuck@redhat.com>
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RH-Commit: [2/21] 8600ece5b20bbe9dfa91e322cf29c5f79000d39c
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Bugzilla: https://bugzilla.redhat.com/2169308
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commit 521130f267240cb1ed8fd4635496493a153281db
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Author: Ilya Leoshkevich <iii@linux.ibm.com>
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Date: Wed Jan 12 17:50:12 2022 +0100
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target/s390x: Fix SLDA sign bit index
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SLDA operates on 64-bit values, so its sign bit index should be 63,
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not 31.
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Fixes: a79ba3398a0a ("target-s390: Convert SHIFT DOUBLE")
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Reported-by: David Hildenbrand <david@redhat.com>
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Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
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Reviewed-by: David Hildenbrand <david@redhat.com>
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Message-Id: <20220112165016.226996-2-iii@linux.ibm.com>
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Signed-off-by: Thomas Huth <thuth@redhat.com>
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Signed-off-by: Cédric Le Goater <clg@redhat.com>
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---
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target/s390x/tcg/insn-data.def | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/target/s390x/tcg/insn-data.def b/target/s390x/tcg/insn-data.def
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index 3e5594210c..c92284df5d 100644
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--- a/target/s390x/tcg/insn-data.def
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+++ b/target/s390x/tcg/insn-data.def
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@@ -800,7 +800,7 @@
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C(0xebde, SRLK, RSY_a, DO, r3_32u, sh32, new, r1_32, srl, 0)
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C(0xeb0c, SRLG, RSY_a, Z, r3_o, sh64, r1, 0, srl, 0)
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/* SHIFT LEFT DOUBLE */
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- D(0x8f00, SLDA, RS_a, Z, r1_D32, sh64, new, r1_D32, sla, 0, 31)
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+ D(0x8f00, SLDA, RS_a, Z, r1_D32, sh64, new, r1_D32, sla, 0, 63)
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/* SHIFT LEFT DOUBLE LOGICAL */
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C(0x8d00, SLDL, RS_a, Z, r1_D32, sh64, new, r1_D32, sll, 0)
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/* SHIFT RIGHT DOUBLE */
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--
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2.37.3
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