*** empty log message ***

[deliverable/binutils-gdb.git] / gdb / m68k-tdep.c

diff --git a/gdb/m68k-tdep.c b/gdb/m68k-tdep.c
index 87e8c1d9d632f8d5e44ba25123aa4701fffc5be2..39b70c593476c3493d487003f3cbb87f75d1bc13 100644 (file)
--- a/gdb/m68k-tdep.c
+++ b/gdb/m68k-tdep.c
@@ -61,7 +61,8 @@
 #endif
 
 static const gdb_byte *
-m68k_local_breakpoint_from_pc (CORE_ADDR *pcptr, int *lenptr)
+m68k_local_breakpoint_from_pc (struct gdbarch *gdbarch,
+                              CORE_ADDR *pcptr, int *lenptr)
 {
   static gdb_byte break_insn[] = {0x4e, (0x40 | BPT_VECTOR)};
   *lenptr = sizeof (break_insn);
@@ -154,7 +155,7 @@ static const char *m68k_register_names[] = {
    Returns the name of the standard m68k register regnum. */
 
 static const char *
-m68k_register_name (int regnum)
+m68k_register_name (struct gdbarch *gdbarch, int regnum)
 {
   if (regnum < 0 || regnum >= ARRAY_SIZE (m68k_register_names))
     internal_error (__FILE__, __LINE__,
@@ -167,11 +168,12 @@ m68k_register_name (int regnum)
    needs any special handling.  */
 
 static int
-m68k_convert_register_p (int regnum, struct type *type)
+m68k_convert_register_p (struct gdbarch *gdbarch, int regnum, struct type *type)
 {
-  if (!gdbarch_tdep (current_gdbarch)->fpregs_present)
+  if (!gdbarch_tdep (gdbarch)->fpregs_present)
     return 0;
-  return (regnum >= M68K_FP0_REGNUM && regnum <= M68K_FP0_REGNUM + 7);
+  return (regnum >= M68K_FP0_REGNUM && regnum <= M68K_FP0_REGNUM + 7
+         && type != builtin_type_m68881_ext);
 }
 
 /* Read a value of type TYPE from register REGNUM in frame FRAME, and
@@ -193,8 +195,7 @@ m68k_register_to_value (struct frame_info *frame, int regnum,
       return;
     }
 
-  /* Convert to TYPE.  This should be a no-op if TYPE is equivalent to
-     the extended floating-point format used by the FPU.  */
+  /* Convert to TYPE.  */
   get_frame_register (frame, regnum, from);
   convert_typed_floating (from, fpreg_type, to, type);
 }
@@ -218,8 +219,7 @@ m68k_value_to_register (struct frame_info *frame, int regnum,
       return;
     }
 
-  /* Convert from TYPE.  This should be a no-op if TYPE is equivalent
-     to the extended floating-point format used by the FPU.  */
+  /* Convert from TYPE.  */
   convert_typed_floating (from, type, to, fpreg_type);
   put_frame_register (frame, regnum, to);
 }