--- libcoro/coro.h	2008/04/24 12:56:23	1.26
+++ libcoro/coro.h	2008/11/07 16:39:35	1.31
@@ -55,6 +55,10 @@
  * 2008-03-02 Switched to 2-clause BSD license with GPL exception.
  * 2008-04-04 New (but highly unrecommended) pthreads backend.
  * 2008-04-24 Reinstate CORO_LOSER (had wrong stack adjustments).
+ * 2008-10-30 Support assembly method on x86 with and without frame pointer.
+ * 2008-11-03 Use a global asm statement for CORO_ASM, idea by pippijn.
+ * 2008-11-05 Hopefully fix misaligned stacks with CORO_ASM/SETJMP.
+ * 2008-11-07 rbp wasn't saved in CORO_ASM on x86_64.
  */
 
 #ifndef CORO_H
@@ -207,11 +211,11 @@
 #elif CORO_ASM
 
 struct coro_context {
-  volatile void **sp;
+  volatile void **sp; /* must be at offset 0 */
 };
 
-void __attribute__ ((__noinline__, __fastcall__))
-     coro_transfer (coro_context *prev, coro_context *next);
+void __attribute__ ((__noinline__, __regparm__(2)))
+coro_transfer (coro_context *prev, coro_context *next);
 
 #elif CORO_PTHREAD