Add target_ops argument to to_info_record

[deliverable/binutils-gdb.git] / gdb / frv-linux-tdep.c

diff --git a/gdb/frv-linux-tdep.c b/gdb/frv-linux-tdep.c
index c051a4deb9f6b70827d057ac23ff286e19054c6d..2ddc3f2ee891516c6670313b8193ed16131fa724 100644 (file)
--- a/gdb/frv-linux-tdep.c
+++ b/gdb/frv-linux-tdep.c
@@ -1,8 +1,7 @@
 /* Target-dependent code for GNU/Linux running on the Fujitsu FR-V,
    for GDB.
 
-   Copyright (C) 2004, 2006, 2007, 2008, 2009, 2010
-   Free Software Foundation, Inc.
+   Copyright (C) 2004-2014 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -31,7 +30,8 @@
 #include "trad-frame.h"
 #include "frame-unwind.h"
 #include "regset.h"
-#include "gdb_string.h"
+#include <string.h>
+#include "linux-tdep.h"
 
 /* Define the size (in bytes) of an FR-V instruction.  */
 static const int frv_instr_size = 4;
@@ -42,10 +42,11 @@ enum {
 };
 
 static int
-frv_linux_pc_in_sigtramp (struct gdbarch *gdbarch, CORE_ADDR pc, char *name)
+frv_linux_pc_in_sigtramp (struct gdbarch *gdbarch, CORE_ADDR pc,
+                         const char *name)
 {
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
-  char buf[frv_instr_size];
+  gdb_byte buf[frv_instr_size];
   LONGEST instr;
   int retval = 0;
 
@@ -56,7 +57,7 @@ frv_linux_pc_in_sigtramp (struct gdbarch *gdbarch, CORE_ADDR pc, char *name)
 
   if (instr == 0x8efc0077)     /* setlos #__NR_sigreturn, gr7 */
     retval = NORMAL_SIGTRAMP;
-  else if (instr -= 0x8efc00ad)        /* setlos #__NR_rt_sigreturn, gr7 */
+  else if (instr == 0x8efc00ad)        /* setlos #__NR_rt_sigreturn, gr7 */
     retval = RT_SIGTRAMP;
   else
     return 0;
@@ -181,7 +182,7 @@ frv_linux_sigcontext_reg_addr (struct frame_info *this_frame, int regno,
   else
     {
       CORE_ADDR pc, sp;
-      char buf[4];
+      gdb_byte buf[4];
       int tramp_type;
 
       pc = get_frame_pc (this_frame);
@@ -204,7 +205,7 @@ frv_linux_sigcontext_reg_addr (struct frame_info *this_frame, int regno,
             uc_mcontext within struct ucontext is derived as follows: 
             stack_t is a 12-byte struct and struct sigcontext is
             8-byte aligned.  This gives an offset of 8 + 12 + 4 (for
-            padding) = 24.) */
+            padding) = 24.)  */
          if (target_read_memory (sp + 12, buf, sizeof buf) != 0)
            {
              warning (_("Can't read realtime sigtramp frame."));
@@ -239,7 +240,7 @@ frv_linux_sigcontext_reg_addr (struct frame_info *this_frame, int regno,
        sc_addr + 32 is syscallno, the syscall number or -1.
        sc_addr + 36 is orig_gr8, the original syscall arg #1.
        sc_addr + 40 is gner[0].
-       sc_addr + 44 is gner[1]. */
+       sc_addr + 44 is gner[1].  */
     case iacc0h_regnum :
       return sc_addr + 48;
     case iacc0l_regnum :
@@ -250,21 +251,22 @@ frv_linux_sigcontext_reg_addr (struct frame_info *this_frame, int regno,
       else if (first_fpr_regnum <= regno && regno <= last_fpr_regnum)
        return sc_addr + 312 + 4 * (regno - first_fpr_regnum);
       else
-       return -1;  /* not saved. */
+       return -1;  /* not saved.  */
     }
 }
 
 /* Signal trampolines.  */
 
 static struct trad_frame_cache *
-frv_linux_sigtramp_frame_cache (struct frame_info *this_frame, void **this_cache)
+frv_linux_sigtramp_frame_cache (struct frame_info *this_frame,
+                               void **this_cache)
 {
   struct gdbarch *gdbarch = get_frame_arch (this_frame);
   struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
   struct trad_frame_cache *cache;
   CORE_ADDR addr;
-  char buf[4];
+  gdb_byte buf[4];
   int regnum;
   CORE_ADDR sc_addr_cache_val = 0;
   struct frame_id this_id;
@@ -296,11 +298,12 @@ frv_linux_sigtramp_frame_cache (struct frame_info *this_frame, void **this_cache
 }
 
 static void
-frv_linux_sigtramp_frame_this_id (struct frame_info *this_frame, void **this_cache,
-                            struct frame_id *this_id)
+frv_linux_sigtramp_frame_this_id (struct frame_info *this_frame,
+                                 void **this_cache,
+                                 struct frame_id *this_id)
 {
-  struct trad_frame_cache *cache =
-    frv_linux_sigtramp_frame_cache (this_frame, this_cache);
+  struct trad_frame_cache *cache
+    = frv_linux_sigtramp_frame_cache (this_frame, this_cache);
   trad_frame_get_id (cache, this_id);
 }
 
@@ -309,8 +312,8 @@ frv_linux_sigtramp_frame_prev_register (struct frame_info *this_frame,
                                        void **this_cache, int regnum)
 {
   /* Make sure we've initialized the cache.  */
-  struct trad_frame_cache *cache =
-    frv_linux_sigtramp_frame_cache (this_frame, this_cache);
+  struct trad_frame_cache *cache
+    = frv_linux_sigtramp_frame_cache (this_frame, this_cache);
   return trad_frame_get_register (cache, this_frame, regnum);
 }
 
@@ -321,7 +324,7 @@ frv_linux_sigtramp_frame_sniffer (const struct frame_unwind *self,
 {
   struct gdbarch *gdbarch = get_frame_arch (this_frame);
   CORE_ADDR pc = get_frame_pc (this_frame);
-  char *name;
+  const char *name;
 
   find_pc_partial_function (pc, &name, NULL, NULL);
   if (frv_linux_pc_in_sigtramp (gdbarch, pc, name))
@@ -333,6 +336,7 @@ frv_linux_sigtramp_frame_sniffer (const struct frame_unwind *self,
 static const struct frame_unwind frv_linux_sigtramp_frame_unwind =
 {
   SIGTRAMP_FRAME,
+  default_frame_unwind_stop_reason,
   frv_linux_sigtramp_frame_this_id,
   frv_linux_sigtramp_frame_prev_register,
   NULL,
@@ -371,7 +375,7 @@ typedef struct
 #define FRV_PT_IACC0L 13
 
 /* Note: Only 32 of the GRs will be found in the corefile.  */
-#define FRV_PT_GR(j)   ( 14 + (j))     /* GRj for 0<=j<=63. */
+#define FRV_PT_GR(j)   ( 14 + (j))     /* GRj for 0<=j<=63.  */
 
 #define FRV_PT_TBR FRV_PT_GR(0)                /* gr0 is always 0, so TBR is stuffed
                                           there.  */
@@ -411,7 +415,8 @@ frv_linux_supply_gregset (const struct regset *regset,
        regcache_raw_supply (regcache, regi, zerobuf);
       else
        regcache_raw_supply (regcache, regi,
-                            gregsetp->reg[FRV_PT_GR (regi - first_gpr_regnum)]);
+                            gregsetp->reg[FRV_PT_GR (regi
+                                                     - first_gpr_regnum)]);
     }
 
   regcache_raw_supply (regcache, pc_regnum, gregsetp->reg[FRV_PT_PC]);
@@ -440,7 +445,8 @@ frv_linux_supply_fpregset (const struct regset *regset,
   const frv_elf_fpregset_t *fpregsetp = gregs;
 
   for (regi = first_fpr_regnum; regi <= last_fpr_regnum; regi++)
-    regcache_raw_supply (regcache, regi, fpregsetp->fr[regi - first_fpr_regnum]);
+    regcache_raw_supply (regcache, regi,
+                        fpregsetp->fr[regi - first_fpr_regnum]);
 
   regcache_raw_supply (regcache, fner0_regnum, fpregsetp->fner[0]);
   regcache_raw_supply (regcache, fner1_regnum, fpregsetp->fner[1]);
@@ -490,8 +496,11 @@ frv_linux_regset_from_core_section (struct gdbarch *gdbarch,
 static void
 frv_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
 {
+  linux_init_abi (info, gdbarch);
+
   /* Set the sigtramp frame sniffer.  */
   frame_unwind_append_unwinder (gdbarch, &frv_linux_sigtramp_frame_unwind); 
+
   set_gdbarch_regset_from_core_section (gdbarch,
                                         frv_linux_regset_from_core_section);
 }
@@ -518,7 +527,8 @@ void _initialize_frv_linux_tdep (void);
 void
 _initialize_frv_linux_tdep (void)
 {
-  gdbarch_register_osabi (bfd_arch_frv, 0, GDB_OSABI_LINUX, frv_linux_init_abi);
+  gdbarch_register_osabi (bfd_arch_frv, 0, GDB_OSABI_LINUX,
+                         frv_linux_init_abi);
   gdbarch_register_osabi_sniffer (bfd_arch_frv,
                                  bfd_target_elf_flavour,
                                  frv_linux_elf_osabi_sniffer);