* alpha-nat.c (fetch_aout_core_registers): Rename from

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

diff --git a/gdb/alpha-nat.c b/gdb/alpha-nat.c
index cb6da8a5b5381d9b0a6d3be512be4ea17a69d6c8..4da9cbeadb07e6da355cc60979afbeb91c56484f 100644 (file)
--- a/gdb/alpha-nat.c
+++ b/gdb/alpha-nat.c
@@ -81,7 +81,7 @@ get_longjmp_target (pc)
  */
 
 static void
-fetch_core_registers (core_reg_sect, core_reg_size, which, reg_addr)
+fetch_aout_core_registers (core_reg_sect, core_reg_size, which, reg_addr)
      char *core_reg_sect;
      unsigned core_reg_size;
      int which;
@@ -132,6 +132,38 @@ fetch_core_registers (core_reg_sect, core_reg_size, which, reg_addr)
     }
 }
 
+static void
+fetch_elf_core_registers (core_reg_sect, core_reg_size, which, reg_addr)
+     char *core_reg_sect;
+     unsigned core_reg_size;
+     int which;
+     CORE_ADDR reg_addr;
+{
+  if (core_reg_size < 32*8)
+    {
+      error ("Core file register section too small (%u bytes).", core_reg_size);
+      return;
+    }
+
+  if (which == 2)
+    {
+      /* The FPU Registers.  */
+      memcpy (&registers[REGISTER_BYTE (FP0_REGNUM)], core_reg_sect, 31*8);
+      memset (&registers[REGISTER_BYTE (FP0_REGNUM+31)], 0, 8);
+      memset (&register_valid[FP0_REGNUM], 1, 32);
+    }
+  else
+    {
+      /* The General Registers.  */
+      memcpy (&registers[REGISTER_BYTE (V0_REGNUM)], core_reg_sect, 31*8);
+      memcpy (&registers[REGISTER_BYTE (PC_REGNUM)], core_reg_sect+31*8, 8);
+      memset (&registers[REGISTER_BYTE (ZERO_REGNUM)], 0, 8);
+      memset (&register_valid[V0_REGNUM], 1, 32);
+      register_valid[PC_REGNUM] = 1;
+    }
+}
+
+
 /* Map gdb internal register number to a ptrace ``address''.
    These ``addresses'' are defined in <sys/ptrace.h> */
 
@@ -157,7 +189,7 @@ kernel_u_size ()
   return (sizeof (struct user));
 }
 
-#ifdef USE_PROC_FS
+#if defined(USE_PROC_FS) || defined(HAVE_GREGSET_T)
 #include <sys/procfs.h>
 
 /*
@@ -169,7 +201,7 @@ supply_gregset (gregsetp)
      gregset_t *gregsetp;
 {
   register int regi;
-  register long *regp = gregsetp->regs;
+  register long *regp = ALPHA_REGSET_BASE (gregsetp);
   static char zerobuf[MAX_REGISTER_RAW_SIZE] = {0};
 
   for (regi = 0; regi < 31; regi++)
@@ -188,7 +220,7 @@ fill_gregset (gregsetp, regno)
      int regno;
 {
   int regi;
-  register long *regp = gregsetp->regs;
+  register long *regp = ALPHA_REGSET_BASE (gregsetp);
 
   for (regi = 0; regi < 31; regi++)
     if ((regno == -1) || (regno == regi))
@@ -208,7 +240,7 @@ supply_fpregset (fpregsetp)
      fpregset_t *fpregsetp;
 {
   register int regi;
-  register long *regp = fpregsetp->regs;
+  register long *regp = ALPHA_REGSET_BASE (fpregsetp);
 
   for (regi = 0; regi < 32; regi++)
     supply_register (regi + FP0_REGNUM, (char *)(regp + regi));
@@ -220,7 +252,7 @@ fill_fpregset (fpregsetp, regno)
      int regno;
 {
   int regi;
-  register long *regp = fpregsetp->regs;
+  register long *regp = ALPHA_REGSET_BASE (fpregsetp);
 
   for (regi = FP0_REGNUM; regi < FP0_REGNUM + 32; regi++)
     {
@@ -236,15 +268,23 @@ fill_fpregset (fpregsetp, regno)
 \f
 /* Register that we are able to handle alpha core file formats. */
 
-static struct core_fns alpha_core_fns =
+static struct core_fns alpha_aout_core_fns =
 {
   bfd_target_aout_flavour,
-  fetch_core_registers,
+  fetch_aout_core_registers,
+  NULL
+};
+
+static struct core_fns alpha_elf_core_fns =
+{
+  bfd_target_elf_flavour,
+  fetch_elf_core_registers,
   NULL
 };
 
 void
 _initialize_core_alpha ()
 {
-  add_core_fns (&alpha_core_fns);
+  add_core_fns (&alpha_aout_core_fns);
+  add_core_fns (&alpha_elf_core_fns);
 }