From 721a07ac24df63af87afd8d52f5e08ec6566c9e0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pawe=C5=82=20Dziepak?= <pdziepak@quarnos.org>
Date: Mon, 25 Aug 2014 15:45:26 +0200
Subject: [PATCH] libroot: remove ATOMIC_FUNCS_ARE_SYSCALLS
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

GCC knows whether these functions need to be implemented using syscalls
(or more clever solutions like in Linux) and calls libgcc in such case.

Signed-off-by: Paweł Dziepak <pdziepak@quarnos.org>
---
 src/system/libroot/os/arch/generic/generic_atomic.cpp | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/src/system/libroot/os/arch/generic/generic_atomic.cpp b/src/system/libroot/os/arch/generic/generic_atomic.cpp
index dce3a5b9e1..cc21f1d6f8 100644
--- a/src/system/libroot/os/arch/generic/generic_atomic.cpp
+++ b/src/system/libroot/os/arch/generic/generic_atomic.cpp
@@ -7,8 +7,6 @@
 #include <atomic>
 #include <sys/types.h>
 
-#ifndef ATOMIC_FUNCS_ARE_SYSCALLS
-
 
 extern "C" [[gnu::optimize("omit-frame-pointer")]] void
 atomic_set(int32_t* ptr, int32_t value)
@@ -123,5 +121,3 @@ atomic_get64(int64_t* ptr)
 	return obj.load(std::memory_order_acquire);
 }
 
-
-#endif /* ATOMIC64_FUNCS_ARE_SYSCALLS */