use remote-utils facilities for baud_rate

[deliverable/binutils-gdb.git] / gdb / dwarfread.c

diff --git a/gdb/dwarfread.c b/gdb/dwarfread.c
index ba00cd2f2e1030695125a5f8a2993e5f7b403217..3cad3def735c43597144c2bdee28a09f36b3073e 100644 (file)
--- a/gdb/dwarfread.c
+++ b/gdb/dwarfread.c
@@ -21,9 +21,6 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 /*
 
-FIXME: Figure out how to get the frame pointer register number in the
-execution environment of the target.  Remove R_FP kludge
-
 FIXME: Do we need to generate dependencies in partial symtabs?
 (Perhaps we don't need to).
 
@@ -180,10 +177,6 @@ struct complaint not_row_major =
   "DIE @ 0x%x \"%s\", array not row major; not handled correctly", 0, 0
 };
 
-#ifndef R_FP           /* FIXME */
-#define R_FP 14                /* Kludge to get frame pointer register number */
-#endif
-
 typedef unsigned int DIE_REF;  /* Reference to a DIE */
 
 #ifndef GCC_PRODUCER
@@ -332,7 +325,11 @@ static int dbsize; /* Size of dwarf info in bytes */
 static int dbroff;     /* Relative offset from start of .debug section */
 static char *lnbase;   /* Base pointer to line section */
 static int isreg;      /* Kludge to identify register variables */
-static int offreg;     /* Kludge to identify basereg references */
+/* Kludge to identify basereg references.  Nonzero if we have an offset
+   relative to a basereg.  */
+static int offreg;
+/* Which base register is it relative to?  */
+static int basereg;
 
 /* This value is added to each symbol value.  FIXME:  Generalize to 
    the section_offsets structure used by dbxread (once this is done,
@@ -2174,7 +2171,6 @@ locval (loc)
   auto long stack[64];
   int stacki;
   char *end;
-  long regno;
   int loc_atom_code;
   int loc_value_size;
   
@@ -2207,21 +2203,13 @@ locval (loc)
            break;
          case OP_BASEREG:
            /* push value of register (number) */
-           /* Actually, we compute the value as if register has 0 */
+           /* Actually, we compute the value as if register has 0, so the
+              value ends up being the offset from that register.  */
            offreg = 1;
-           regno = target_to_host (loc, loc_value_size, GET_UNSIGNED,
-                                   current_objfile);
+           basereg = target_to_host (loc, loc_value_size, GET_UNSIGNED,
+                                     current_objfile);
            loc += loc_value_size;
-           if (regno == R_FP)
-             {
-               stack[++stacki] = 0;
-             }
-           else
-             {
-               stack[++stacki] = 0;
-
-               complain (&basereg_not_handled, DIE_ID, DIE_NAME, regno);
-             }
+           stack[++stacki] = 0;
            break;
          case OP_ADDR:
            /* push address (relocated address) */
@@ -2988,7 +2976,8 @@ new_symbol (dip, objfile)
                }
              else if (offreg)
                {
-                 SYMBOL_CLASS (sym) = LOC_LOCAL;
+                 SYMBOL_CLASS (sym) = LOC_BASEREG;
+                 SYMBOL_BASEREG (sym) = basereg;
                }
              else
                {
@@ -3007,6 +2996,11 @@ new_symbol (dip, objfile)
            {
              SYMBOL_CLASS (sym) = LOC_REGPARM;
            }
+         else if (offreg)
+           {
+             SYMBOL_CLASS (sym) = LOC_BASEREG_ARG;
+             SYMBOL_BASEREG (sym) = basereg;
+           }
          else
            {
              SYMBOL_CLASS (sym) = LOC_ARG;