Changeset 314dab6 for libcfa/src/containers

Timestamp:

May 18, 2020, 4:40:10 PM (5 years ago)

Author:

Peter A. Buhr <pabuhr@…>

Branches:

ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, master, new-ast, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

7c38d53

Parents:

893da07

Message:

add -latomic flag to cfa.cc to get 16-byte CAS, add containers/stackLockFree.hfa to Makefile headers, fix flag for detecting int128 in stackLockFree.hfa

File:

• libcfa/src/containers/stackLockFree.hfa (modified) (3 diffs)

libcfa/src/containers/stackLockFree.hfa

@@ -9 +9 @@
 // Created On       : Wed May 13 20:58:58 2020
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Sun May 17 20:53:37 2020
-// Update Count     : 48
+// Last Modified On : Mon May 18 13:30:08 2020
+// Update Count     : 55
 // 
 
@@ -23 +23 @@
                 uintptr_t count;                                                // count each push
         };
-        #if _GLIBCXX_USE_INT128 == 1
+        #if __SIZEOF_INT128__ == 16
         __int128                                                                        // gcc, 128-bit integer
         #else
         uint64_t                                                                        // 64-bit integer
-        #endif // _GLIBCXX_USE_INT128 == 1
+        #endif // __SIZEOF_INT128__ == 16
         atom;
 }; // Link
@@ -44 +44 @@
                         for () {                                                                        // busy wait
                                 *getNext( &n ) = stack;                                 // atomic assignment unnecessary, or use CAA
-                                if ( __atomic_compare_exchange_n( &stack.atom, &getNext( &n )->atom, (Link(T))@{ {&n, getNext( &n )->count + 1} }.atom, false, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST ) ) break; // attempt to update top node
+                          if ( __atomic_compare_exchange_n( &stack.atom, &getNext( &n )->atom, (Link(T))@{ {&n, getNext( &n )->count + 1} }.atom, false, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST ) ) break; // attempt to update top node
                         } // for
                 } // push