windows-nat: Cleanups in get_windows_debug_event

[deliverable/binutils-gdb.git] / gdb / i386-nto-tdep.c

diff --git a/gdb/i386-nto-tdep.c b/gdb/i386-nto-tdep.c
index 0528931f0728a76269a03e201ee8e72d38a19826..818c408e59b6e5d7e2335ef32dff529b0f703f7b 100644 (file)
--- a/gdb/i386-nto-tdep.c
+++ b/gdb/i386-nto-tdep.c
@@ -1,6 +1,6 @@
 /* Target-dependent code for QNX Neutrino x86.
 
-   Copyright (C) 2003, 2004, 2007, 2008, 2009 Free Software Foundation, Inc.
+   Copyright (C) 2003-2015 Free Software Foundation, Inc.
 
    Contributed by QNX Software Systems Ltd.
 
@@ -25,9 +25,6 @@
 #include "regcache.h"
 #include "target.h"
 
-#include "gdb_assert.h"
-#include "gdb_string.h"
-
 #include "i386-tdep.h"
 #include "i387-tdep.h"
 #include "nto-tdep.h"
@@ -82,13 +79,9 @@ i386nto_supply_gregset (struct regcache *regcache, char *gpregs)
   struct gdbarch *gdbarch = get_regcache_arch (regcache);
   struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
 
-  if(tdep->gregset == NULL)
-    tdep->gregset = regset_alloc (gdbarch, i386_supply_gregset,
-                                 i386_collect_gregset);
-
   gdb_assert (tdep->gregset_reg_offset == i386nto_gregset_reg_offset);
-  tdep->gregset->supply_regset (tdep->gregset, regcache, -1,
-                               gpregs, NUM_GPREGS * 4);
+  i386_gregset.supply_regset (&i386_gregset, regcache, -1,
+                             gpregs, NUM_GPREGS * 4);
 }
 
 static void
@@ -121,7 +114,7 @@ i386nto_regset_id (int regno)
     return NTO_REG_END;
   else if (regno < I386_NUM_GREGS)
     return NTO_REG_GENERAL;
-  else if (regno < I386_NUM_GREGS + I386_NUM_FREGS)
+  else if (regno < I386_NUM_GREGS + I387_NUM_REGS)
     return NTO_REG_FLOAT;
   else if (regno < I386_SSE_NUM_REGS)
     return NTO_REG_FLOAT; /* We store xmm registers in fxsave_area.  */
@@ -134,7 +127,6 @@ i386nto_register_area (struct gdbarch *gdbarch,
                       int regno, int regset, unsigned *off)
 {
   struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
-  int len;
 
   *off = 0;
   if (regset == NTO_REG_GENERAL)
@@ -281,7 +273,7 @@ static int
 i386nto_sigtramp_p (struct frame_info *this_frame)
 {
   CORE_ADDR pc = get_frame_pc (this_frame);
-  char *name;
+  const char *name;
 
   find_pc_partial_function (pc, &name, NULL, NULL);
   return name && strcmp ("__signalstub", name) == 0;
@@ -293,12 +285,14 @@ i386nto_sigtramp_p (struct frame_info *this_frame)
 static CORE_ADDR
 i386nto_sigcontext_addr (struct frame_info *this_frame)
 {
-  char buf[4];
+  struct gdbarch *gdbarch = get_frame_arch (this_frame);
+  enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
+  gdb_byte buf[4];
   CORE_ADDR ptrctx;
 
   /* We store __ucontext_t addr in EDI register.  */
   get_frame_register (this_frame, I386_EDI_REGNUM, buf);
-  ptrctx = extract_unsigned_integer (buf, 4);
+  ptrctx = extract_unsigned_integer (buf, 4, byte_order);
   ptrctx += 24 /* Context pointer is at this offset.  */;
 
   return ptrctx;