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[Qemu-devel] [PATCH 4/4] xxhash: match output against the original xxhas
From: |
Emilio G. Cota |
Subject: |
[Qemu-devel] [PATCH 4/4] xxhash: match output against the original xxhash32 |
Date: |
Fri, 23 Nov 2018 18:02:06 -0500 |
Change the order in which we extract a/b and c/d to
match the output of the upstream xxhash32.
Tested with:
https://github.com/cota/xxhash/tree/qemu
Signed-off-by: Emilio G. Cota <address@hidden>
---
include/qemu/xxhash.h | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/include/qemu/xxhash.h b/include/qemu/xxhash.h
index fe35dde328..076f1f6054 100644
--- a/include/qemu/xxhash.h
+++ b/include/qemu/xxhash.h
@@ -55,10 +55,10 @@ qemu_xxhash7(uint64_t ab, uint64_t cd, uint32_t e, uint32_t
f, uint32_t g)
uint32_t v2 = QEMU_XXHASH_SEED + PRIME32_2;
uint32_t v3 = QEMU_XXHASH_SEED + 0;
uint32_t v4 = QEMU_XXHASH_SEED - PRIME32_1;
- uint32_t a = ab >> 32;
- uint32_t b = ab;
- uint32_t c = cd >> 32;
- uint32_t d = cd;
+ uint32_t a = ab;
+ uint32_t b = ab >> 32;
+ uint32_t c = cd;
+ uint32_t d = cd >> 32;
uint32_t h32;
v1 += a * PRIME32_2;
--
2.17.1
- [Qemu-devel] [PATCH 0/4] xxhash patches for 4.0, Emilio G. Cota, 2018/11/23
- [Qemu-devel] [PATCH 1/4] qht-bench: document -p flag, Emilio G. Cota, 2018/11/23
- [Qemu-devel] [PATCH 4/4] xxhash: match output against the original xxhash32,
Emilio G. Cota <=
- [Qemu-devel] [PATCH 3/4] include: move exec/tb-hash-xx.h to qemu/xxhash.h, Emilio G. Cota, 2018/11/23
- [Qemu-devel] [PATCH 2/4] exec: introduce qemu_xxhash{2,4,5,6,7}, Emilio G. Cota, 2018/11/23