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61 lines
2.2 KiB
61 lines
2.2 KiB
1 year ago
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From 95d7d0e24fa51913b41cca7c35cb75460b850ecb 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 14/22] target/s390x: Fix writeback to v1 in helper_vstl
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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: [13/21] 9db50d12afc0a85921e6bfdb69f12ba29f3dce72
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Bugzilla: https://bugzilla.redhat.com/2169308
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commit db67a6ff480b346b1415b983f9582028cf8e18f0
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Author: Richard Henderson <richard.henderson@linaro.org>
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Date: Thu Apr 28 11:46:56 2022 +0200
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target/s390x: Fix writeback to v1 in helper_vstl
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Fixes: 0e0a5b49ad58 ("s390x/tcg: Implement VECTOR STORE WITH LENGTH")
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Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Signed-off-by: David Hildenbrand <david@redhat.com>
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Tested-by: Thomas Huth <thuth@redhat.com>
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Reviewed-by: David Miller <dmiller423@gmail.com>
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Reviewed-by: David Hildenbrand <david@redhat.com>
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Message-Id: <20220428094708.84835-2-david@redhat.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/vec_helper.c | 2 --
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1 file changed, 2 deletions(-)
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diff --git a/target/s390x/tcg/vec_helper.c b/target/s390x/tcg/vec_helper.c
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index ededf13cf0..48d86722b2 100644
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--- a/target/s390x/tcg/vec_helper.c
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+++ b/target/s390x/tcg/vec_helper.c
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@@ -200,7 +200,6 @@ void HELPER(vstl)(CPUS390XState *env, const void *v1, uint64_t addr,
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addr = wrap_address(env, addr + 8);
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cpu_stq_data_ra(env, addr, s390_vec_read_element64(v1, 1), GETPC());
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} else {
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- S390Vector tmp = {};
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int i;
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for (i = 0; i < bytes; i++) {
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@@ -209,6 +208,5 @@ void HELPER(vstl)(CPUS390XState *env, const void *v1, uint64_t addr,
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cpu_stb_data_ra(env, addr, byte, GETPC());
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addr = wrap_address(env, addr + 1);
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}
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- *(S390Vector *)v1 = tmp;
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}
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}
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--
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2.37.3
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