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[Qemu-devel] [PULL 05/21] cutils: remove one unnecessary pointer operati
From: |
Juan Quintela |
Subject: |
[Qemu-devel] [PULL 05/21] cutils: remove one unnecessary pointer operation |
Date: |
Mon, 15 Jul 2019 15:51:09 +0200 |
From: Wei Yang <address@hidden>
Since we will not operate on the next address pointed by out, it is not
necessary to do addition on it.
After removing the operation, the function size reduced 16/18 bytes.
Signed-off-by: Wei Yang <address@hidden>
Reviewed-by: Juan Quintela <address@hidden>
Reviewed-by: Dr. David Alan Gilbert <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Juan Quintela <address@hidden>
---
util/cutils.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/util/cutils.c b/util/cutils.c
index dfc605f1ef..fd591cadf0 100644
--- a/util/cutils.c
+++ b/util/cutils.c
@@ -756,11 +756,11 @@ int uleb128_encode_small(uint8_t *out, uint32_t n)
{
g_assert(n <= 0x3fff);
if (n < 0x80) {
- *out++ = n;
+ *out = n;
return 1;
} else {
*out++ = (n & 0x7f) | 0x80;
- *out++ = n >> 7;
+ *out = n >> 7;
return 2;
}
}
@@ -768,7 +768,7 @@ int uleb128_encode_small(uint8_t *out, uint32_t n)
int uleb128_decode_small(const uint8_t *in, uint32_t *n)
{
if (!(*in & 0x80)) {
- *n = *in++;
+ *n = *in;
return 1;
} else {
*n = *in++ & 0x7f;
@@ -776,7 +776,7 @@ int uleb128_decode_small(const uint8_t *in, uint32_t *n)
if (*in & 0x80) {
return -1;
}
- *n |= *in++ << 7;
+ *n |= *in << 7;
return 2;
}
}
--
2.21.0
- [Qemu-devel] [PULL 00/21] Migration pull request, Juan Quintela, 2019/07/15
- [Qemu-devel] [PULL 01/21] migration: fix multifd_recv event typo, Juan Quintela, 2019/07/15
- [Qemu-devel] [PULL 02/21] migration-test: rename parameter to parameter_int, Juan Quintela, 2019/07/15
- [Qemu-devel] [PULL 03/21] migration/multifd: call multifd_send_sync_main when sending RAM_SAVE_FLAG_EOS, Juan Quintela, 2019/07/15
- [Qemu-devel] [PULL 04/21] migration/xbzrle: update cache and current_data in one place, Juan Quintela, 2019/07/15
- [Qemu-devel] [PULL 05/21] cutils: remove one unnecessary pointer operation,
Juan Quintela <=
- [Qemu-devel] [PULL 06/21] migration/multifd: sync packet_num after all thread are done, Juan Quintela, 2019/07/15
- [Qemu-devel] [PULL 07/21] migration/ram.c: reset complete_round when we gets a queued page, Juan Quintela, 2019/07/15
- [Qemu-devel] [PULL 08/21] migration: No need to take rcu during sync_dirty_bitmap, Juan Quintela, 2019/07/15
- [Qemu-devel] [PULL 09/21] memory: Don't set migration bitmap when without migration, Juan Quintela, 2019/07/15
- [Qemu-devel] [PULL 10/21] bitmap: Add bitmap_copy_with_{src|dst}_offset(), Juan Quintela, 2019/07/15
- [Qemu-devel] [PULL 11/21] memory: Pass mr into snapshot_and_clear_dirty, Juan Quintela, 2019/07/15
- [Qemu-devel] [PULL 12/21] memory: Introduce memory listener hook log_clear(), Juan Quintela, 2019/07/15
- [Qemu-devel] [PULL 13/21] kvm: Update comments for sync_dirty_bitmap, Juan Quintela, 2019/07/15
- [Qemu-devel] [PULL 14/21] kvm: Persistent per kvmslot dirty bitmap, Juan Quintela, 2019/07/15
- [Qemu-devel] [PULL 15/21] kvm: Introduce slots lock for memory listener, Juan Quintela, 2019/07/15