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new(userspace/engine): likely/unlikely macros in utils

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Signed-off-by: Leonardo Di Donato <leodidonato@gmail.com>
This commit is contained in:
Leonardo Di Donato
2021-04-15 10:56:48 +00:00
committed by poiana
parent 65a168ab5a
commit 28a339e4bc
1 changed files with 9 additions and 1 deletions
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10
userspace/engine/falco_utils.h
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@@ -17,6 +17,8 @@ limitations under the License.
*/ */
#pragma once
#include <sstream> #include <sstream>
#include <fstream> #include <fstream>
#include <iostream> #include <iostream>
@@ -24,7 +26,13 @@ limitations under the License.
#include <thread> #include <thread>
#include <nonstd/string_view.hpp> #include <nonstd/string_view.hpp>
#pragma once #ifdef __GNUC__
#define likely(x) __builtin_expect(!!(x), 1)
#define unlikely(x) __builtin_expect(!!(x), 0)
#else
#define likely(x) (x)
#define unlikely(x) (x)
#endif
namespace falco namespace falco
{ {