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[Qemu-devel] [PATCH 1/2] cutils: remove one unnecessary pointer operatio
From: |
Wei Yang |
Subject: |
[Qemu-devel] [PATCH 1/2] cutils: remove one unnecessary pointer operation |
Date: |
Mon, 10 Jun 2019 11:08:51 +0800 |
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>
---
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;
}
}
--
2.19.1