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[thirdparty/glibc.git] / sysdeps / unix / sysv / linux / ia64 / sys / ucontext.h

diff --git a/sysdeps/unix/sysv/linux/ia64/sys/ucontext.h b/sysdeps/unix/sysv/linux/ia64/sys/ucontext.h
index 17474a55c7728eff96e1f3a9ee2ca7bf8a54911f..b83e4dfac2c420a424dcac0ede0758559e059e28 100644 (file)
--- a/sysdeps/unix/sysv/linux/ia64/sys/ucontext.h
+++ b/sysdeps/unix/sysv/linux/ia64/sys/ucontext.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2017 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2019 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -13,42 +13,76 @@
 
    You should have received a copy of the GNU Lesser General Public
    License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
+   <https://www.gnu.org/licenses/>.  */
 
 #ifndef _SYS_UCONTEXT_H
 #define _SYS_UCONTEXT_H        1
 
 #include <features.h>
-#include <signal.h>
 
-/* We need the signal context definitions even if they are not exposed
-   by <signal.h>.  */
-#include <bits/sigcontext.h>
-#include <bits/sigstack.h>
-#include <bits/types/struct_sigstack.h>
+#include <bits/types/sigset_t.h>
 #include <bits/types/stack_t.h>
-#include <bits/ss_flags.h>
 
 
+#ifdef __USE_MISC
+# define __ctx(fld) fld
+#else
+# define __ctx(fld) __ ## fld
+#endif
+
 /*
  * These are here mostly for backwards compatibility with older Unices.
- * IA-64 Linux does not distinguish between "struct sigcontext" and
+ * IA-64 Linux does not distinguish between "mcontext_t" and
  * "ucontext_t" as all the necessary info is inside the former.
  */
 
-typedef struct sigcontext mcontext_t;
+struct __ia64_fpreg_mcontext
+  {
+    union
+      {
+       unsigned long __ctx(bits)[2];
+      } __ctx(u);
+  } __attribute__ ((__aligned__ (16)));
+
+typedef struct
+  {
+    unsigned long int __ctx(sc_flags);
+    unsigned long int __ctx(sc_nat);
+    stack_t __ctx(sc_stack);
+    unsigned long int __ctx(sc_ip);
+    unsigned long int __ctx(sc_cfm);
+    unsigned long int __ctx(sc_um);
+    unsigned long int __ctx(sc_ar_rsc);
+    unsigned long int __ctx(sc_ar_bsp);
+    unsigned long int __ctx(sc_ar_rnat);
+    unsigned long int __ctx(sc_ar_ccv);
+    unsigned long int __ctx(sc_ar_unat);
+    unsigned long int __ctx(sc_ar_fpsr);
+    unsigned long int __ctx(sc_ar_pfs);
+    unsigned long int __ctx(sc_ar_lc);
+    unsigned long int __ctx(sc_pr);
+    unsigned long int __ctx(sc_br)[8];
+    unsigned long int __ctx(sc_gr)[32];
+    struct __ia64_fpreg_mcontext __ctx(sc_fr)[128];
+    unsigned long int __ctx(sc_rbs_base);
+    unsigned long int __ctx(sc_loadrs);
+    unsigned long int __ctx(sc_ar25);
+    unsigned long int __ctx(sc_ar26);
+    unsigned long int __ctx(sc_rsvd)[12];
+    unsigned long int __ctx(sc_mask);
+  } mcontext_t;
 
 #if __GNUC_PREREQ (3, 5)
 # define _SC_GR0_OFFSET        \
-       __builtin_offsetof (struct sigcontext, sc_gr[0])
+       __builtin_offsetof (mcontext_t, __ctx(sc_gr)[0])
 #elif defined __GNUC__
 # define _SC_GR0_OFFSET        \
-       (((char *) &((struct sigcontext *) 0)->sc_gr[0]) - (char *) 0)
+       (((char *) &((mcontext_t *) 0)->__ctx(sc_gr)[0]) - (char *) 0)
 #else
 # define _SC_GR0_OFFSET        0xc8    /* pray that this is correct... */
 #endif
 
-typedef struct ucontext
+typedef struct ucontext_t
   {
     union
       {
@@ -56,7 +90,7 @@ typedef struct ucontext
        struct
          {
            unsigned long _pad[_SC_GR0_OFFSET/8];
-           struct ucontext *_link;     /* this should overlay sc_gr[0] */
+           struct ucontext_t *_link;   /* this should overlay sc_gr[0] */
          }
        _uc;
       }
@@ -65,8 +99,8 @@ typedef struct ucontext
 ucontext_t;
 
 #define uc_mcontext    _u._mc
-#define uc_sigmask     _u._mc.sc_mask
-#define uc_stack       _u._mc.sc_stack
+#define uc_sigmask     _u._mc.__ctx(sc_mask)
+#define uc_stack       _u._mc.__ctx(sc_stack)
 #define uc_link                _u._uc._link
 
 #endif /* sys/ucontext.h */