* inflow.c (gdb_getpgrp): New.

[deliverable/binutils-gdb.git] / gas / dw2gencfi.c

diff --git a/gas/dw2gencfi.c b/gas/dw2gencfi.c
index 97e12377e76b9c8d6347544719c0ff3af4714da0..d7ebf8c0ae89cc96de09f48f627a27d4a6b0b82a 100644 (file)
--- a/gas/dw2gencfi.c
+++ b/gas/dw2gencfi.c
@@ -1,12 +1,12 @@
 /* dw2gencfi.c - Support for generating Dwarf2 CFI information.
-   Copyright 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+   Copyright 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
    Contributed by Michal Ludvig <mludvig@suse.cz>
 
    This file is part of GAS, the GNU Assembler.
 
    GAS is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2, or (at your option)
+   the Free Software Foundation; either version 3, or (at your option)
    any later version.
 
    GAS is distributed in the hope that it will be useful,
@@ -23,6 +23,7 @@
 #include "dw2gencfi.h"
 #include "subsegs.h"
 
+#ifdef TARGET_USE_CFIPOP
 
 /* We re-use DWARF2_LINE_MIN_INSN_LENGTH for the code alignment field
    of the CIE.  Default to 1 if not otherwise specified.  */
@@ -30,18 +31,6 @@
 # define DWARF2_LINE_MIN_INSN_LENGTH 1
 #endif
 
-/* If TARGET_USE_CFIPOP is defined, it is required that the target
-   provide the following definitions.  Otherwise provide them to 
-   allow compilation to continue.  */
-#ifndef TARGET_USE_CFIPOP
-# ifndef  DWARF2_DEFAULT_RETURN_COLUMN
-#  define DWARF2_DEFAULT_RETURN_COLUMN 0
-# endif
-# ifndef  DWARF2_CIE_DATA_ALIGNMENT
-#  define DWARF2_CIE_DATA_ALIGNMENT 1
-# endif
-#endif
-
 #ifndef EH_FRAME_ALIGNMENT
 # define EH_FRAME_ALIGNMENT (bfd_get_arch_size (stdoutput) == 64 ? 3 : 2)
 #endif
@@ -411,13 +400,11 @@ cfi_parse_separator (void)
     as_bad (_("missing separator"));
 }
 
-static unsigned
-cfi_parse_reg (void)
+#ifndef tc_parse_to_dw2regnum
+static void
+tc_parse_to_dw2regnum(expressionS *exp)
 {
-  int regno;
-  expressionS exp;
-
-#ifdef tc_regname_to_dw2regnum
+# ifdef tc_regname_to_dw2regnum
   SKIP_WHITESPACE ();
   if (is_name_beginner (*input_line_pointer)
       || (*input_line_pointer == '%'
@@ -428,18 +415,24 @@ cfi_parse_reg (void)
       name = input_line_pointer;
       c = get_symbol_end ();
 
-      if ((regno = tc_regname_to_dw2regnum (name)) < 0)
-       {
-         as_bad (_("bad register expression"));
-         regno = 0;
-       }
+      exp->X_op = O_constant;
+      exp->X_add_number = tc_regname_to_dw2regnum (name);
 
       *input_line_pointer = c;
-      return regno;
     }
+  else
+# endif
+    expression_and_evaluate (exp);
+}
 #endif
 
-  expression_and_evaluate (&exp);
+static unsigned
+cfi_parse_reg (void)
+{
+  int regno;
+  expressionS exp;
+
+  tc_parse_to_dw2regnum (&exp);
   switch (exp.X_op)
     {
     case O_register:
@@ -448,9 +441,14 @@ cfi_parse_reg (void)
       break;
 
     default:
+      regno = -1;
+      break;
+    }
+
+  if (regno < 0)
+    {
       as_bad (_("bad register expression"));
       regno = 0;
-      break;
     }
 
   return regno;
@@ -1346,3 +1344,10 @@ cfi_finish (void)
 
   flag_traditional_format = save_flag_traditional_format;
 }
+
+#else /* TARGET_USE_CFIPOP */
+void
+cfi_finish (void)
+{
+}
+#endif /* TARGET_USE_CFIPOP */