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target-arm-Copy-the-entire-vector-in-DO_ZIP.patch 1.71 KB
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yezengruan 提交于 2022-11-22 17:45 . Qemu update to version 6.2.0-59
From 5386c69970911a73c705068b72048437b1c27df0 Mon Sep 17 00:00:00 2001
From: jianchunfu <jianchunfu_yewu@cmss.chinamobile.com>
Date: Tue, 22 Nov 2022 17:52:53 +0800
Subject: [PATCH 04/29] target/arm: Copy the entire vector in DO_ZIP
With odd_ofs set, we weren't copying enough data.
Fixes: 09eb6d7025d1 ("target/arm: Move sve zip high_ofs into simd_data")
Reported-by: Idan Horowitz <idan.horowitz@gmail.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: jianchunfu <jianchunfu_yewu@cmss.chinamobile.com>
---
target/arm/sve_helper.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c
index 07be55b7e1..03d58cabc8 100644
--- a/target/arm/sve_helper.c
+++ b/target/arm/sve_helper.c
@@ -3387,10 +3387,10 @@ void HELPER(NAME)(void *vd, void *vn, void *vm, uint32_t desc) \
/* We produce output faster than we consume input. \
Therefore we must be mindful of possible overlap. */ \
if (unlikely((vn - vd) < (uintptr_t)oprsz)) { \
- vn = memcpy(&tmp_n, vn, oprsz_2); \
+ vn = memcpy(&tmp_n, vn, oprsz); \
} \
if (unlikely((vm - vd) < (uintptr_t)oprsz)) { \
- vm = memcpy(&tmp_m, vm, oprsz_2); \
+ vm = memcpy(&tmp_m, vm, oprsz); \
} \
for (i = 0; i < oprsz_2; i += sizeof(TYPE)) { \
*(TYPE *)(vd + H(2 * i + 0)) = *(TYPE *)(vn + H(i)); \
--
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