[FT32] gdb: Correctly interpret function prologs

[deliverable/binutils-gdb.git] / gdb / alpha-tdep.c

diff --git a/gdb/alpha-tdep.c b/gdb/alpha-tdep.c
index ebaa1dd1f502234f5021741e389b70f497b9a822..0696b6e67b07669a029128f7b4e7200dc906963c 100644 (file)
--- a/gdb/alpha-tdep.c
+++ b/gdb/alpha-tdep.c
@@ -1,6 +1,6 @@
 /* Target-dependent code for the ALPHA architecture, for GDB, the GNU Debugger.
 
-   Copyright (C) 1993-2013 Free Software Foundation, Inc.
+   Copyright (C) 1993-2015 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -31,7 +31,6 @@
 #include "dis-asm.h"
 #include "symfile.h"
 #include "objfiles.h"
-#include <string.h>
 #include "linespec.h"
 #include "regcache.h"
 #include "reggroups.h"
@@ -186,7 +185,8 @@ static void
 alpha_lds (struct gdbarch *gdbarch, void *out, const void *in)
 {
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
-  ULONGEST mem     = extract_unsigned_integer (in, 4, byte_order);
+  ULONGEST mem
+    = extract_unsigned_integer ((const gdb_byte *) in, 4, byte_order);
   ULONGEST frac    = (mem >>  0) & 0x7fffff;
   ULONGEST sign    = (mem >> 31) & 1;
   ULONGEST exp_msb = (mem >> 30) & 1;
@@ -206,7 +206,7 @@ alpha_lds (struct gdbarch *gdbarch, void *out, const void *in)
     }
 
   reg = (sign << 63) | (exp << 52) | (frac << 29);
-  store_unsigned_integer (out, 8, byte_order, reg);
+  store_unsigned_integer ((gdb_byte *) out, 8, byte_order, reg);
 }
 
 /* Similarly, this represents exactly the conversion performed by
@@ -218,9 +218,9 @@ alpha_sts (struct gdbarch *gdbarch, void *out, const void *in)
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
   ULONGEST reg, mem;
 
-  reg = extract_unsigned_integer (in, 8, byte_order);
+  reg = extract_unsigned_integer ((const gdb_byte *) in, 8, byte_order);
   mem = ((reg >> 32) & 0xc0000000) | ((reg >> 29) & 0x3fffffff);
-  store_unsigned_integer (out, 4, byte_order, mem);
+  store_unsigned_integer ((gdb_byte *) out, 4, byte_order, mem);
 }
 
 /* The alpha needs a conversion between register and memory format if the
@@ -306,8 +306,7 @@ alpha_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
       int len;
       int offset;
     };
-  struct alpha_arg *alpha_args
-    = (struct alpha_arg *) alloca (nargs * sizeof (struct alpha_arg));
+  struct alpha_arg *alpha_args = XALLOCAVEC (struct alpha_arg, nargs);
   struct alpha_arg *m_arg;
   gdb_byte arg_reg_buffer[ALPHA_REGISTER_SIZE * ALPHA_NUM_ARG_REGS];
   int required_arg_regs;
@@ -891,7 +890,7 @@ alpha_sigtramp_frame_unwind_cache (struct frame_info *this_frame,
   struct gdbarch_tdep *tdep;
 
   if (*this_prologue_cache)
-    return *this_prologue_cache;
+    return (struct alpha_sigtramp_unwind_cache *) *this_prologue_cache;
 
   info = FRAME_OBSTACK_ZALLOC (struct alpha_sigtramp_unwind_cache);
   *this_prologue_cache = info;
@@ -1241,7 +1240,7 @@ alpha_heuristic_frame_unwind_cache (struct frame_info *this_frame,
   int frame_reg, frame_size, return_reg, reg;
 
   if (*this_prologue_cache)
-    return *this_prologue_cache;
+    return (struct alpha_heuristic_unwind_cache *) *this_prologue_cache;
 
   info = FRAME_OBSTACK_ZALLOC (struct alpha_heuristic_unwind_cache);
   *this_prologue_cache = info;
@@ -1500,7 +1499,7 @@ void
 alpha_supply_int_regs (struct regcache *regcache, int regno,
                       const void *r0_r30, const void *pc, const void *unique)
 {
-  const gdb_byte *regs = r0_r30;
+  const gdb_byte *regs = (const gdb_byte *) r0_r30;
   int i;
 
   for (i = 0; i < 31; ++i)
@@ -1525,7 +1524,7 @@ void
 alpha_fill_int_regs (const struct regcache *regcache,
                     int regno, void *r0_r30, void *pc, void *unique)
 {
-  gdb_byte *regs = r0_r30;
+  gdb_byte *regs = (gdb_byte *) r0_r30;
   int i;
 
   for (i = 0; i < 31; ++i)
@@ -1543,7 +1542,7 @@ void
 alpha_supply_fp_regs (struct regcache *regcache, int regno,
                      const void *f0_f30, const void *fpcr)
 {
-  const gdb_byte *regs = f0_f30;
+  const gdb_byte *regs = (const gdb_byte *) f0_f30;
   int i;
 
   for (i = ALPHA_FP0_REGNUM; i < ALPHA_FP0_REGNUM + 31; ++i)
@@ -1559,7 +1558,7 @@ void
 alpha_fill_fp_regs (const struct regcache *regcache,
                    int regno, void *f0_f30, void *fpcr)
 {
-  gdb_byte *regs = f0_f30;
+  gdb_byte *regs = (gdb_byte *) f0_f30;
   int i;
 
   for (i = ALPHA_FP0_REGNUM; i < ALPHA_FP0_REGNUM + 31; ++i)
@@ -1750,20 +1749,12 @@ alpha_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
   struct gdbarch_tdep *tdep;
   struct gdbarch *gdbarch;
 
-  /* Try to determine the ABI of the object we are loading.  */
-  if (info.abfd != NULL && info.osabi == GDB_OSABI_UNKNOWN)
-    {
-      /* If it's an ECOFF file, assume it's OSF/1.  */
-      if (bfd_get_flavour (info.abfd) == bfd_target_ecoff_flavour)
-       info.osabi = GDB_OSABI_OSF1;
-    }
-
   /* Find a candidate among extant architectures.  */
   arches = gdbarch_list_lookup_by_info (arches, &info);
   if (arches != NULL)
     return arches->gdbarch;
 
-  tdep = xmalloc (sizeof (struct gdbarch_tdep));
+  tdep = XNEW (struct gdbarch_tdep);
   gdbarch = gdbarch_alloc (&info, tdep);
 
   /* Lowest text address.  This is used by heuristic_proc_start()