* dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression

[pf3gnuchains/gcc-fork.git] / gcc / dwarf2out.c

diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c
index 416f75a..1f72f90 100644 (file)
--- a/gcc/dwarf2out.c
+++ b/gcc/dwarf2out.c
@@ -79,6 +79,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "dwarf2out.h"
 #include "dwarf2asm.h"
 #include "toplev.h"
+#include "varray.h"
 #include "ggc.h"
 #include "md5.h"
 #include "tm_p.h"
@@ -6116,7 +6117,6 @@ static void add_AT_location_description   (dw_die_ref, enum dwarf_attribute,
 static void add_data_member_location_attribute (dw_die_ref, tree);
 static bool add_const_value_attribute (dw_die_ref, rtx);
 static void insert_int (HOST_WIDE_INT, unsigned, unsigned char *);
-static void insert_double (double_int, unsigned char *);
 static void insert_float (const_rtx, unsigned char *);
 static rtx rtl_for_decl_location (tree);
 static bool add_location_or_const_value_attribute (dw_die_ref, tree,
@@ -13888,8 +13888,10 @@ loc_descriptor (rtx rtl, enum machine_mode mode,
          else
            {
              loc_result->dw_loc_oprnd2.val_class = dw_val_class_const_double;
-             loc_result->dw_loc_oprnd2.v.val_double
-               = rtx_to_double_int (rtl);
+             loc_result->dw_loc_oprnd2.v.val_double.high
+               = CONST_DOUBLE_HIGH (rtl);
+             loc_result->dw_loc_oprnd2.v.val_double.low
+               = CONST_DOUBLE_LOW (rtl);
            }
        }
       break;
@@ -13913,14 +13915,39 @@ loc_descriptor (rtx rtl, enum machine_mode mode,
              for (i = 0, p = array; i < length; i++, p += elt_size)
                {
                  rtx elt = CONST_VECTOR_ELT (rtl, i);
-                 double_int val = rtx_to_double_int (elt);
+                 HOST_WIDE_INT lo, hi;
+
+                 switch (GET_CODE (elt))
+                   {
+                   case CONST_INT:
+                     lo = INTVAL (elt);
+                     hi = -(lo < 0);
+                     break;
+
+                   case CONST_DOUBLE:
+                     lo = CONST_DOUBLE_LOW (elt);
+                     hi = CONST_DOUBLE_HIGH (elt);
+                     break;
+
+                   default:
+                     gcc_unreachable ();
+                   }
 
                  if (elt_size <= sizeof (HOST_WIDE_INT))
-                   insert_int (double_int_to_shwi (val), elt_size, p);
+                   insert_int (lo, elt_size, p);
                  else
                    {
+                     unsigned char *p0 = p;
+                     unsigned char *p1 = p + sizeof (HOST_WIDE_INT);
+
                      gcc_assert (elt_size == 2 * sizeof (HOST_WIDE_INT));
-                     insert_double (val, p);
+                     if (WORDS_BIG_ENDIAN)
+                       {
+                         p0 = p1;
+                         p1 = p;
+                       }
+                     insert_int (lo, sizeof (HOST_WIDE_INT), p0);
+                     insert_int (hi, sizeof (HOST_WIDE_INT), p1);
                    }
                }
              break;
@@ -15308,24 +15335,6 @@ extract_int (const unsigned char *src, unsigned int size)
   return val;
 }
 
-/* Writes double_int values to dw_vec_const array.  */
-
-static void
-insert_double (double_int val, unsigned char *dest)
-{
-  unsigned char *p0 = dest;
-  unsigned char *p1 = dest + sizeof (HOST_WIDE_INT);
-
-  if (WORDS_BIG_ENDIAN)
-    {
-      p0 = p1;
-      p1 = dest;
-    }
-
-  insert_int ((HOST_WIDE_INT) val.low, sizeof (HOST_WIDE_INT), p0);
-  insert_int ((HOST_WIDE_INT) val.high, sizeof (HOST_WIDE_INT), p1);
-}
-
 /* Writes floating point values to dw_vec_const array.  */
 
 static void
@@ -15405,14 +15414,39 @@ add_const_value_attribute (dw_die_ref die, rtx rtl)
            for (i = 0, p = array; i < length; i++, p += elt_size)
              {
                rtx elt = CONST_VECTOR_ELT (rtl, i);
-               double_int val = rtx_to_double_int (elt);
+               HOST_WIDE_INT lo, hi;
+
+               switch (GET_CODE (elt))
+                 {
+                 case CONST_INT:
+                   lo = INTVAL (elt);
+                   hi = -(lo < 0);
+                   break;
+
+                 case CONST_DOUBLE:
+                   lo = CONST_DOUBLE_LOW (elt);
+                   hi = CONST_DOUBLE_HIGH (elt);
+                   break;
+
+                 default:
+                   gcc_unreachable ();
+                 }
 
                if (elt_size <= sizeof (HOST_WIDE_INT))
-                 insert_int (double_int_to_shwi (val), elt_size, p);
+                 insert_int (lo, elt_size, p);
                else
                  {
+                   unsigned char *p0 = p;
+                   unsigned char *p1 = p + sizeof (HOST_WIDE_INT);
+
                    gcc_assert (elt_size == 2 * sizeof (HOST_WIDE_INT));
-                   insert_double (val, p);
+                   if (WORDS_BIG_ENDIAN)
+                     {
+                       p0 = p1;
+                       p1 = p;
+                     }
+                   insert_int (lo, sizeof (HOST_WIDE_INT), p0);
+                   insert_int (hi, sizeof (HOST_WIDE_INT), p1);
                  }
              }
            break;
@@ -18747,20 +18781,6 @@ gen_compile_unit_die (const char *filename)
     }
 
   add_AT_unsigned (die, DW_AT_language, language);
-
-  switch (language)
-    {
-    case DW_LANG_Fortran77:
-    case DW_LANG_Fortran90:
-    case DW_LANG_Fortran95:
-      /* Fortran has case insensitive identifiers and the front-end
-        lowercases everything.  */
-      add_AT_unsigned (die, DW_AT_identifier_case, DW_ID_down_case);
-      break;
-    default:
-      /* The default DW_ID_case_sensitive doesn't need to be specified.  */
-      break;
-    }
   return die;
 }