2013-10-03 Tristan Gingold <gingold@adacore.com>

[deliverable/binutils-gdb.git] / gdb / i386-darwin-nat.c

diff --git a/gdb/i386-darwin-nat.c b/gdb/i386-darwin-nat.c
index 66ea943cc9b5e37315dda8a0a13db3278815f71b..742ceda2e84498c0fc6bdd05b13e45408abede14 100644 (file)
--- a/gdb/i386-darwin-nat.c
+++ b/gdb/i386-darwin-nat.c
@@ -263,7 +263,7 @@ i386_darwin_store_inferior_registers (struct target_ops *ops,
 /* Support for debug registers, boosted mostly from i386-linux-nat.c.  */
 
 static void
-i386_darwin_dr_set (int regnum, uint32_t value)
+i386_darwin_dr_set (int regnum, CORE_ADDR value)
 {
   int current_pid;
   thread_t current_thread;
@@ -280,14 +280,7 @@ i386_darwin_dr_set (int regnum, uint32_t value)
   dr_count = x86_DEBUG_STATE_COUNT;
   ret = thread_get_state (current_thread, x86_DEBUG_STATE,
                           (thread_state_t) &dr_regs, &dr_count);
-
-  if (ret != KERN_SUCCESS)
-    {
-      printf_unfiltered (_("Error reading debug registers "
-                          "thread 0x%x via thread_get_state\n"),
-                        (int) current_thread);
-      MACH_CHECK_ERROR (ret);
-    }
+  MACH_CHECK_ERROR (ret);
 
   switch (dr_regs.dsh.flavor)
     {
@@ -353,19 +346,13 @@ i386_darwin_dr_set (int regnum, uint32_t value)
 #endif
     }
 
-  ret = thread_set_state (current_thread, x86_DEBUG_STATE,
-                          (thread_state_t) &dr_regs, dr_count);
+  ret = thread_set_state (current_thread, dr_regs.dsh.flavor,
+                          (thread_state_t) &dr_regs.uds, dr_count);
 
-  if (ret != KERN_SUCCESS)
-    {
-      printf_unfiltered (_("Error writing debug registers "
-                          "thread 0x%x via thread_get_state\n"),
-                        (int) current_thread);
-      MACH_CHECK_ERROR (ret);
-    }
+  MACH_CHECK_ERROR (ret);
 }
 
-static uint32_t
+static CORE_ADDR
 i386_darwin_dr_get (int regnum)
 {
   thread_t current_thread;
@@ -382,14 +369,7 @@ i386_darwin_dr_get (int regnum)
   dr_count = x86_DEBUG_STATE_COUNT;
   ret = thread_get_state (current_thread, x86_DEBUG_STATE,
                           (thread_state_t) &dr_regs, &dr_count);
-
-  if (ret != KERN_SUCCESS)
-    {
-      printf_unfiltered (_("Error reading debug registers "
-                          "thread 0x%x via thread_get_state\n"),
-                        (int) current_thread);
-      MACH_CHECK_ERROR (ret);
-    }
+  MACH_CHECK_ERROR (ret);
 
   switch (dr_regs.dsh.flavor)
     {
@@ -605,14 +585,14 @@ darwin_set_sstep (thread_t thread, int enable)
     case x86_THREAD_STATE32:
       {
        __uint32_t bit = enable ? X86_EFLAGS_T : 0;
-       
+
        if (enable && i386_darwin_sstep_at_sigreturn (&regs))
          return;
        if ((regs.uts.ts32.__eflags & X86_EFLAGS_T) == bit)
          return;
        regs.uts.ts32.__eflags
          = (regs.uts.ts32.__eflags & ~X86_EFLAGS_T) | bit;
-       kret = thread_set_state (thread, x86_THREAD_STATE, 
+       kret = thread_set_state (thread, x86_THREAD_STATE,
                                 (thread_state_t) &regs, count);
        MACH_CHECK_ERROR (kret);
       }
@@ -628,7 +608,7 @@ darwin_set_sstep (thread_t thread, int enable)
          return;
        regs.uts.ts64.__rflags
          = (regs.uts.ts64.__rflags & ~X86_EFLAGS_T) | bit;
-       kret = thread_set_state (thread, x86_THREAD_STATE, 
+       kret = thread_set_state (thread, x86_THREAD_STATE,
                                 (thread_state_t) &regs, count);
        MACH_CHECK_ERROR (kret);
       }