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Date:      Sat, 17 Apr 2004 12:41:52 -0700 (PDT)
From:      Marcel Moolenaar <marcel@FreeBSD.org>
To:        Perforce Change Reviews <perforce@freebsd.org>
Subject:   PERFORCE change 51257 for review
Message-ID:  <200404171941.i3HJfqUo093864@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=51257

Change 51257 by marcel@marcel_nfs on 2004/04/17 12:41:42

	Import implementation of fill_fpregset() and fill_gregset().

Affected files ...

.. //depot/projects/gdb/contrib/gdb6/gdb/ia64-fbsd-nat.c#2 edit
.. //depot/projects/gdb/contrib/gdb6/gdb/ia64-fbsd-tdep.c#2 edit

Differences ...

==== //depot/projects/gdb/contrib/gdb6/gdb/ia64-fbsd-nat.c#2 (text+ko) ====

@@ -51,21 +51,9 @@
 
 /* XXX need to go away. */
 void ia64_fbsd_supply_fpregs (void *, int);
-void ia64_fbsd_supply_regs (void *, int);
-
-void
-fill_fpregset(fpregset_t *fpr, int regno)
-{
-  printf_filtered("XXX: %s(%p,%d)\n", __func__, fpr, regno);
-}
+void ia64_fbsd_supply_gregs (void *, int);
 
 void
-fill_gregset (gregset_t *r, int regno)
-{
-  printf_filtered("XXX: %s(%p,%d)\n", __func__, r, regno);
-}
-
-void
 fetch_inferior_registers (int regno)
 {
   union {
@@ -78,7 +66,7 @@
       if (ptrace (PT_GETREGS, PIDGET(inferior_ptid),
 		  (PTRACE_ARG3_TYPE)&regs.r, 0) == -1)
 	perror_with_name ("Couldn't get registers");
-      ia64_fbsd_supply_regs (&regs.r, regno);
+      ia64_fbsd_supply_gregs (&regs.r, regno);
       if (regno != -1)
 	return;
     }

==== //depot/projects/gdb/contrib/gdb6/gdb/ia64-fbsd-tdep.c#2 (text+ko) ====

@@ -98,8 +98,22 @@
 };
 
 static void
+ia64_fbsd_regcache_collect (struct regcache *regcache, int regno,
+			    void *regs)
+{
+  int ofs;
+
+  if (regno < 0 || regno >= NUM_REGS)
+    return;
+
+  ofs = reg_offset[regno];
+  if (ofs >= 0)
+    regcache_raw_collect (regcache, regno, (char*)regs + ofs);
+}
+
+static void
 ia64_fbsd_regcache_supply (struct regcache *regcache, int regno,
-			   const char *regs)
+			   const void *regs)
 {
   int ofs;
 
@@ -114,8 +128,8 @@
 	 IA64_BSP_REGNUM in the reg_offset array above is that of the
 	 ndirty field in struct reg. */
       uint64_t bsp;
-      bsp = *((uint64_t*)(regs + ofs));		/* ndirty */
-      bsp += *((uint64_t*)(regs + reg_offset[IA64_BSPSTORE_REGNUM]));
+      bsp = *((uint64_t*)((char *)regs + ofs));		/* ndirty */
+      bsp += *((uint64_t*)((char *)regs + reg_offset[IA64_BSPSTORE_REGNUM]));
       regcache_raw_supply (regcache, regno, &bsp);
     }
   else
@@ -123,7 +137,43 @@
       if (ofs < 0)
 	regcache_raw_supply (regcache, regno, NULL);
       else
-	regcache_raw_supply (regcache, regno, regs + ofs);
+	regcache_raw_supply (regcache, regno, (char *)regs + ofs);
+    }
+}
+
+void
+fill_fpregset (void *fpregs, int regno)
+{
+  if (regno == -1)
+    {
+      for (regno = 0; regno < NUM_REGS; regno++)
+	{
+	  if (FPREG_SUPPLIES(regno))
+	    ia64_fbsd_regcache_collect (current_regcache, regno, fpregs);
+	}
+    }
+  else
+    {
+      if (FPREG_SUPPLIES(regno))
+	ia64_fbsd_regcache_collect (current_regcache, regno, fpregs);
+    }
+}
+
+void
+fill_gregset (void *gregs, int regno)
+{
+  if (regno == -1)
+    {
+      for (regno = 0; regno < NUM_REGS; regno++)
+	{
+	  if (GREG_SUPPLIES(regno))
+	    ia64_fbsd_regcache_collect (current_regcache, regno, gregs);
+	}
+    }
+  else
+    {
+      if (GREG_SUPPLIES(regno))
+	ia64_fbsd_regcache_collect (current_regcache, regno, gregs);
     }
 }
 
@@ -146,7 +196,7 @@
 }
 
 void
-ia64_fbsd_supply_regs(const void *gregs, int regno)
+ia64_fbsd_supply_gregs (const void *gregs, int regno)
 {
   if (regno == -1)
     {

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