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[Qemu-devel] [PULL 6/8] cutils: remove one unnecessary pointer operation
From: |
Juan Quintela |
Subject: |
[Qemu-devel] [PULL 6/8] cutils: remove one unnecessary pointer operation |
Date: |
Wed, 12 Jun 2019 12:48:06 +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 9aacc422ca..1933a68da5 100644
--- a/util/cutils.c
+++ b/util/cutils.c
@@ -754,11 +754,11 @@ 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;
}
}
@@ -766,7 +766,7 @@ 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;
@@ -774,7 +774,7 @@ 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 0/8] Migration patches, Juan Quintela, 2019/06/12
- [Qemu-devel] [PULL 4/8] migration/multifd: call multifd_send_sync_main when sending RAM_SAVE_FLAG_EOS, Juan Quintela, 2019/06/12
- [Qemu-devel] [PULL 3/8] migration-test: Add migration multifd test, Juan Quintela, 2019/06/12
- [Qemu-devel] [PULL 2/8] migration-test: rename parameter to parameter_int, Juan Quintela, 2019/06/12
- [Qemu-devel] [PULL 1/8] migration: fix multifd_recv event typo, Juan Quintela, 2019/06/12
- [Qemu-devel] [PULL 5/8] migration/xbzrle: update cache and current_data in one place, Juan Quintela, 2019/06/12
- [Qemu-devel] [PULL 6/8] cutils: remove one unnecessary pointer operation,
Juan Quintela <=
- [Qemu-devel] [PULL 7/8] migration/multifd: sync packet_num after all thread are done, Juan Quintela, 2019/06/12
- [Qemu-devel] [PULL 8/8] migratioin/ram.c: reset complete_round when we gets a queued page, Juan Quintela, 2019/06/12
- Re: [Qemu-devel] [PULL 0/8] Migration patches, Peter Maydell, 2019/06/13