Daily bump.

[gcc.git] / libgcc / sync.c

diff --git a/libgcc/sync.c b/libgcc/sync.c
index 3bc0e4a82869563cc46e2793398f0b31c1401904..dd32cac0e019eca7e3418f45ce90a3fb2cbf533e 100644 (file)
--- a/libgcc/sync.c
+++ b/libgcc/sync.c
@@ -1,5 +1,5 @@
 /* Out-of-line libgcc versions of __sync_* builtins.  */
-/* Copyright (C) 2008, 2009, 2011  Free Software Foundation, Inc.
+/* Copyright (C) 2008-2020 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -67,27 +67,26 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 
 #if defined FN
 
-/* Define macros for each __sync_* function type.  Each macro defines a
-   local function called <NAME>_<UNITS> that acts like __<NAME>_<UNITS>.
-   TYPE is a type that has UNITS bytes.  */
+/* Define functions called __sync_<NAME>_<UNITS>, with one macro per
+   signature.  TYPE is a type that has UNITS bytes.  */
 
 #define DEFINE_V_PV(NAME, UNITS, TYPE)                                 \
-  static TYPE                                                          \
-  NAME##_##UNITS (TYPE *ptr, TYPE value)                               \
+  TYPE                                                                 \
+  __##NAME##_##UNITS (TYPE *ptr, TYPE value)                           \
   {                                                                    \
     return __##NAME (ptr, value);                                      \
   }
 
-#define DEFINE_V_PVV(NAME, UNITS, TYPE)                                \
-  static TYPE                                                          \
-  NAME##_##UNITS (TYPE *ptr, TYPE value1, TYPE value2)                 \
+#define DEFINE_V_PVV(NAME, UNITS, TYPE)                                        \
+  TYPE                                                                 \
+  __##NAME##_##UNITS (TYPE *ptr, TYPE value1, TYPE value2)             \
   {                                                                    \
     return __##NAME (ptr, value1, value2);                             \
   }
 
 #define DEFINE_BOOL_PVV(NAME, UNITS, TYPE)                             \
-  static _Bool                                                         \
-  NAME##_##UNITS (TYPE *ptr, TYPE value1, TYPE value2)                 \
+  _Bool                                                                        \
+  __##NAME##_##UNITS (TYPE *ptr, TYPE value1, TYPE value2)             \
   {                                                                    \
     return __##NAME (ptr, value1, value2);                             \
   }
@@ -118,9 +117,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 #define DEFINE1(NAME, UNITS, TYPE) \
   static int unused[sizeof (TYPE) == UNITS ? 1 : -1]   \
     __attribute__((unused));                           \
-  local_##NAME (NAME, UNITS, TYPE);                    \
-  typeof (NAME##_##UNITS) __##NAME##_##UNITS           \
-    __attribute__((alias (#NAME "_" #UNITS)));
+  local_##NAME (NAME, UNITS, TYPE);
 
 /* As above, but performing macro expansion on the arguments.  */
 #define DEFINE(NAME, UNITS, TYPE) DEFINE1 (NAME, UNITS, TYPE)
@@ -167,13 +164,11 @@ DEFINE (FN, 8, UOItype)
 
 #if defined Lsync_synchronize
 
-static void
-sync_synchronize (void)
+void
+__sync_synchronize (void)
 {
   __sync_synchronize ();
 }
-typeof (sync_synchronize) __sync_synchronize \
-  __attribute__((alias ("sync_synchronize")));
 
 #endif