* target.h (struct target_ops): Add REGCACHE parameter to

	to_prepare_to_store.
	(target_prepare_to_store): Likewise.
	* target.c (debug_to_prepare_to_store): Add REGCACHE parameter.
	(update_current_target): Adapt prepare_to_store de_fault rule.

	* regcache.c (regcache_raw_write): Pass regcache to
	target_prepare_to_store.

	* inftarg.c (child_prepare_to_store): Add REGCACHE parameter.
	Do not call CHILD_PREPARE_TO_STORE.
	* gnu-nat.c (gnu_prepare_to_store): Likewise.
	* procfs.c (procfs_prepare_to_store): Likewise.

	* inf-child.c (inf_child_prepare_to_store): Add REGCACHE parameter.
	* go32-nat.c (go32_prepare_to_store): Likewise.
	* monitor.c (monitor_prepare_to_store): Likewise.
	* nto-procfs.c (procfs_prepare_to_store): Likewise.
	* remote-m32r-sdi.c (m32r_prepare_to_store): Likewise.
	* remote-mips.c (mips_prepare_to_store): Likewise.
	* remote-sim.c (gdbsim_prepare_to_store): Likewise.
	* win32-nat.c (win32_prepare_to_store): Likewise.

	* remote.c (remote_prepare_to_store): Add REGCACHE parameter.
	Use it instead of current_regcache.

	* hpux-thread.c (hpux_thread_prepare_to_store): Add REGCACHE
	parameter.  Pass it on to next target.
	* sol-thread.c (sol_thread_prepare_to_store): Likewise.

19 files changed, 64 insertions, 41 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index a24b284..2420767 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,37 @@
 2007-05-06  Ulrich Weigand  <uweigand@de.ibm.com>
 
+	* target.h (struct target_ops): Add REGCACHE parameter to
+	to_prepare_to_store.
+	(target_prepare_to_store): Likewise.
+	* target.c (debug_to_prepare_to_store): Add REGCACHE parameter.
+	(update_current_target): Adapt prepare_to_store de_fault rule.
+
+	* regcache.c (regcache_raw_write): Pass regcache to
+	target_prepare_to_store.
+
+	* inftarg.c (child_prepare_to_store): Add REGCACHE parameter.
+	Do not call CHILD_PREPARE_TO_STORE.
+	* gnu-nat.c (gnu_prepare_to_store): Likewise.
+	* procfs.c (procfs_prepare_to_store): Likewise.
+
+	* inf-child.c (inf_child_prepare_to_store): Add REGCACHE parameter.
+	* go32-nat.c (go32_prepare_to_store): Likewise.
+	* monitor.c (monitor_prepare_to_store): Likewise.
+	* nto-procfs.c (procfs_prepare_to_store): Likewise.
+	* remote-m32r-sdi.c (m32r_prepare_to_store): Likewise.
+	* remote-mips.c (mips_prepare_to_store): Likewise.
+	* remote-sim.c (gdbsim_prepare_to_store): Likewise.
+	* win32-nat.c (win32_prepare_to_store): Likewise.
+
+	* remote.c (remote_prepare_to_store): Add REGCACHE parameter.
+	Use it instead of current_regcache.
+
+	* hpux-thread.c (hpux_thread_prepare_to_store): Add REGCACHE
+	parameter.  Pass it on to next target.
+	* sol-thread.c (sol_thread_prepare_to_store): Likewise.
+
+2007-05-06  Ulrich Weigand  <uweigand@de.ibm.com>
+
 	* target.h (struct regcache): Add forward declaration.
 	(struct target_ops): Add REGCACHE parameter to to_fetch_registers
 	and to_store_registers target operations.
diff --git a/gdb/gnu-nat.c b/gdb/gnu-nat.c
index 4e8b82e..80ceb90 100644
--- a/gdb/gnu-nat.c
+++ b/gdb/gnu-nat.c
@@ -2207,11 +2207,8 @@ gnu_terminal_init_inferior (void)
    that registers contains all the registers from the program being
    debugged.  */
 static void
-gnu_prepare_to_store (void)
+gnu_prepare_to_store (struct regcache *regcache)
 {
-#ifdef CHILD_PREPARE_TO_STORE
-  CHILD_PREPARE_TO_STORE ();
-#endif
 }
 
 static void
diff --git a/gdb/go32-nat.c b/gdb/go32-nat.c
index b4b86728..a794c61 100644
--- a/gdb/go32-nat.c
+++ b/gdb/go32-nat.c
@@ -177,7 +177,7 @@ static ptid_t go32_wait (ptid_t ptid,
 static void go32_fetch_registers (struct regcache *, int regno);
 static void store_register (const struct regcache *, int regno);
 static void go32_store_registers (struct regcache *, int regno);
-static void go32_prepare_to_store (void);
+static void go32_prepare_to_store (struct regcache *);
 static int go32_xfer_memory (CORE_ADDR memaddr, char *myaddr, int len,
 			     int write,
 			     struct mem_attrib *attrib,
@@ -519,7 +519,7 @@ go32_store_registers (struct regcache *regcache, int regno)
 }
 
 static void
-go32_prepare_to_store (void)
+go32_prepare_to_store (struct regcache *regcache)
 {
 }
 
diff --git a/gdb/hpux-thread.c b/gdb/hpux-thread.c
index f65208c..71fe9f9 100644
--- a/gdb/hpux-thread.c
+++ b/gdb/hpux-thread.c
@@ -390,9 +390,9 @@ hpux_thread_store_registers (struct regcache *regcache, int regno)
    debugged.  */
 
 static void
-hpux_thread_prepare_to_store (void)
+hpux_thread_prepare_to_store (struct regcache *regcache)
 {
-  deprecated_child_ops.to_prepare_to_store ();
+  deprecated_child_ops.to_prepare_to_store (regcache);
 }
 
 static int
diff --git a/gdb/inf-child.c b/gdb/inf-child.c
index 00bb7fd..a30d519 100644
--- a/gdb/inf-child.c
+++ b/gdb/inf-child.c
@@ -66,7 +66,7 @@ inf_child_post_attach (int pid)
    program being debugged.  */
 
 static void
-inf_child_prepare_to_store (void)
+inf_child_prepare_to_store (struct regcache *regcache)
 {
 }
 
diff --git a/gdb/inftarg.c b/gdb/inftarg.c
index 3f0467f..6b9d3d7 100644
--- a/gdb/inftarg.c
+++ b/gdb/inftarg.c
@@ -46,7 +46,7 @@ extern struct exception_event_record
 
 extern void _initialize_inftarg (void);
 
-static void child_prepare_to_store (void);
+static void child_prepare_to_store (struct regcache *);
 
 #ifndef CHILD_WAIT
 static ptid_t child_wait (ptid_t, struct target_waitstatus *);
@@ -259,11 +259,8 @@ child_detach (char *args, int from_tty)
    debugged.  */
 
 static void
-child_prepare_to_store (void)
+child_prepare_to_store (struct regcache *regcache)
 {
-#ifdef CHILD_PREPARE_TO_STORE
-  CHILD_PREPARE_TO_STORE ();
-#endif
 }
 
 /* Print status information about what we're accessing.  */
diff --git a/gdb/monitor.c b/gdb/monitor.c
index 00695b8..494df39 100644
--- a/gdb/monitor.c
+++ b/gdb/monitor.c
@@ -1367,7 +1367,7 @@ monitor_store_registers (struct regcache *regcache, int regno)
    debugged.  */
 
 static void
-monitor_prepare_to_store (void)
+monitor_prepare_to_store (struct regcache *regcache)
 {
   /* Do nothing, since we can store individual regs */
 }
diff --git a/gdb/nto-procfs.c b/gdb/nto-procfs.c
index 34ae3cd..57bfd87 100644
--- a/gdb/nto-procfs.c
+++ b/gdb/nto-procfs.c
@@ -1109,7 +1109,7 @@ procfs_kill_inferior (void)
 /* Store register REGNO, or all registers if REGNO == -1, from the contents
    of REGISTERS.  */
 static void
-procfs_prepare_to_store (void)
+procfs_prepare_to_store (struct regcache *regcache)
 {
 }
 
diff --git a/gdb/procfs.c b/gdb/procfs.c
index 788a661..606466e 100644
--- a/gdb/procfs.c
+++ b/gdb/procfs.c
@@ -123,7 +123,7 @@ static void procfs_files_info (struct target_ops *);
 static void procfs_fetch_registers (struct regcache *, int);
 static void procfs_store_registers (struct regcache *, int);
 static void procfs_notice_signals (ptid_t);
-static void procfs_prepare_to_store (void);
+static void procfs_prepare_to_store (struct regcache *);
 static void procfs_kill_inferior (void);
 static void procfs_mourn_inferior (void);
 static void procfs_create_inferior (char *, char *, char **, int);
@@ -3732,11 +3732,8 @@ procfs_fetch_registers (struct regcache *regcache, int regnum)
    from the program being debugged.  */
 
 static void
-procfs_prepare_to_store (void)
+procfs_prepare_to_store (struct regcache *regcache)
 {
-#ifdef CHILD_PREPARE_TO_STORE
-  CHILD_PREPARE_TO_STORE ();
-#endif
 }
 
 /* Store register REGNUM back into the inferior.  If REGNUM is -1, do
diff --git a/gdb/regcache.c b/gdb/regcache.c
index 15e4dba..c54585c 100644
--- a/gdb/regcache.c
+++ b/gdb/regcache.c
@@ -669,7 +669,7 @@ regcache_raw_write (struct regcache *regcache, int regnum,
 		  regcache->descr->sizeof_register[regnum]) == 0))
     return;
 
-  target_prepare_to_store ();
+  target_prepare_to_store (regcache);
   memcpy (register_buffer (regcache, regnum), buf,
 	  regcache->descr->sizeof_register[regnum]);
   regcache->register_valid_p[regnum] = 1;
diff --git a/gdb/remote-m32r-sdi.c b/gdb/remote-m32r-sdi.c
index 110855a..a4452de 100644
--- a/gdb/remote-m32r-sdi.c
+++ b/gdb/remote-m32r-sdi.c
@@ -1014,7 +1014,7 @@ m32r_store_register (struct regcache *regcache, int regno)
    debugged.  */
 
 static void
-m32r_prepare_to_store (void)
+m32r_prepare_to_store (struct regcache *regcache)
 {
   /* Do nothing, since we can store individual regs */
   if (remote_debug)
diff --git a/gdb/remote-mips.c b/gdb/remote-mips.c
index dcbc15c..5c2954d 100644
--- a/gdb/remote-mips.c
+++ b/gdb/remote-mips.c
@@ -98,7 +98,7 @@ static int mips_map_regno (int regno);
 
 static void mips_fetch_registers (struct regcache *regcache, int regno);
 
-static void mips_prepare_to_store (void);
+static void mips_prepare_to_store (struct regcache *regcache);
 
 static void mips_store_registers (struct regcache *regcache, int regno);
 
@@ -1946,7 +1946,7 @@ mips_fetch_registers (struct regcache *regcache, int regno)
    registers, so this function doesn't have to do anything.  */
 
 static void
-mips_prepare_to_store (void)
+mips_prepare_to_store (struct regcache *regcache)
 {
 }
 
diff --git a/gdb/remote-sim.c b/gdb/remote-sim.c
index 425d1a6..0a13713 100644
--- a/gdb/remote-sim.c
+++ b/gdb/remote-sim.c
@@ -91,7 +91,7 @@ static void gdbsim_resume (ptid_t ptid, int step, enum target_signal siggnal);
 
 static ptid_t gdbsim_wait (ptid_t ptid, struct target_waitstatus *status);
 
-static void gdbsim_prepare_to_store (void);
+static void gdbsim_prepare_to_store (struct regcache *regcache);
 
 static void gdbsim_files_info (struct target_ops *target);
 
@@ -734,7 +734,7 @@ gdbsim_wait (ptid_t ptid, struct target_waitstatus *status)
    debugged.  */
 
 static void
-gdbsim_prepare_to_store (void)
+gdbsim_prepare_to_store (struct regcache *regcache)
 {
   /* Do nothing, since we can store individual regs */
 }
diff --git a/gdb/remote.c b/gdb/remote.c
index 2c31c82..8e7999d 100644
--- a/gdb/remote.c
+++ b/gdb/remote.c
@@ -89,7 +89,7 @@ static void build_remote_gdbarch_data (void);
 
 static void remote_files_info (struct target_ops *ignore);
 
-static void remote_prepare_to_store (void);
+static void remote_prepare_to_store (struct regcache *regcache);
 
 static void remote_fetch_registers (struct regcache *regcache, int regno);
 
@@ -3730,7 +3730,7 @@ remote_fetch_registers (struct regcache *regcache, int regnum)
    first.  */
 
 static void
-remote_prepare_to_store (void)
+remote_prepare_to_store (struct regcache *regcache)
 {
   struct remote_arch_state *rsa = get_remote_arch_state ();
   int i;
@@ -3744,7 +3744,7 @@ remote_prepare_to_store (void)
       /* Make sure all the necessary registers are cached.  */
       for (i = 0; i < NUM_REGS; i++)
 	if (rsa->regs[i].in_g_packet)
-	  regcache_raw_read (current_regcache, rsa->regs[i].regnum, buf);
+	  regcache_raw_read (regcache, rsa->regs[i].regnum, buf);
       break;
     case PACKET_ENABLE:
       break;
diff --git a/gdb/sol-thread.c b/gdb/sol-thread.c
index 722e253..16e3463 100644
--- a/gdb/sol-thread.c
+++ b/gdb/sol-thread.c
@@ -649,9 +649,9 @@ sol_thread_store_registers (struct regcache *regcache, int regnum)
    program being debugged.  */
 
 static void
-sol_thread_prepare_to_store (void)
+sol_thread_prepare_to_store (struct regcache *regcache)
 {
-  procfs_ops.to_prepare_to_store ();
+  procfs_ops.to_prepare_to_store (regcache);
 }
 
 /* Transfer LEN bytes between GDB address MYADDR and target address
diff --git a/gdb/target.c b/gdb/target.c
index fd833de..bbd97fa 100644
--- a/gdb/target.c
+++ b/gdb/target.c
@@ -110,7 +110,7 @@ static void debug_to_fetch_registers (struct regcache *, int);
 
 static void debug_to_store_registers (struct regcache *, int);
 
-static void debug_to_prepare_to_store (void);
+static void debug_to_prepare_to_store (struct regcache *);
 
 static void debug_to_files_info (struct target_ops *);
 
@@ -509,7 +509,7 @@ update_current_target (void)
 	    (void (*) (struct regcache *, int))
 	    noprocess);
   de_fault (to_prepare_to_store,
-	    (void (*) (void))
+	    (void (*) (struct regcache *))
 	    noprocess);
   de_fault (deprecated_xfer_memory,
 	    (int (*) (CORE_ADDR, gdb_byte *, int, int, struct mem_attrib *, struct target_ops *))
@@ -2195,9 +2195,9 @@ debug_to_store_registers (struct regcache *regcache, int regno)
 }
 
 static void
-debug_to_prepare_to_store (void)
+debug_to_prepare_to_store (struct regcache *regcache)
 {
-  debug_target.to_prepare_to_store ();
+  debug_target.to_prepare_to_store (regcache);
 
   fprintf_unfiltered (gdb_stdlog, "target_prepare_to_store ()\n");
 }
diff --git a/gdb/target.h b/gdb/target.h
index ad4e437..3382044 100644
--- a/gdb/target.h
+++ b/gdb/target.h
@@ -326,7 +326,7 @@ struct target_ops
     ptid_t (*to_wait) (ptid_t, struct target_waitstatus *);
     void (*to_fetch_registers) (struct regcache *, int);
     void (*to_store_registers) (struct regcache *, int);
-    void (*to_prepare_to_store) (void);
+    void (*to_prepare_to_store) (struct regcache *);
 
     /* Transfer LEN bytes of memory between GDB address MYADDR and
        target address MEMADDR.  If WRITE, transfer them to the target, else
@@ -606,8 +606,8 @@ extern void target_disconnect (char *, int);
    that REGISTERS contains all the registers from the program being
    debugged.  */
 
-#define	target_prepare_to_store()	\
-     (*current_target.to_prepare_to_store) ()
+#define	target_prepare_to_store(regcache)	\
+     (*current_target.to_prepare_to_store) (regcache)
 
 extern DCACHE *target_dcache;
 
diff --git a/gdb/win32-nat.c b/gdb/win32-nat.c
index 922cc28..b52edd0 100644
--- a/gdb/win32-nat.c
+++ b/gdb/win32-nat.c
@@ -2039,7 +2039,7 @@ win32_kill_inferior (void)
 }
 
 static void
-win32_prepare_to_store (void)
+win32_prepare_to_store (struct regcache *regcache)
 {
   /* Do nothing, since we can store individual regs */
 }
diff --git a/gdb/windows-nat.c b/gdb/windows-nat.c
index 922cc28..b52edd0 100644
--- a/gdb/windows-nat.c
+++ b/gdb/windows-nat.c
@@ -2039,7 +2039,7 @@ win32_kill_inferior (void)
 }
 
 static void
-win32_prepare_to_store (void)
+win32_prepare_to_store (struct regcache *regcache)
 {
   /* Do nothing, since we can store individual regs */
 }