* config/tc-cris.c (md_parse_option) <OPTION_PIC>: Error if not

	emitting ELF object.
	(md_show_usage): Only mention --pic if the assembler can generate
	ELF objects.
	* doc/c-cris.texi (CRIS-Opt): Mention that generating ELF is a
	prerequisite for --pic being a valid option.

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 4098f4d23b53517bb51a4185a39ec4962a6ce59f..19428f73d2c8196d9dfc70d32773cf6895e0fe06 100644 (file)
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,12 @@
+2011-05-16  Hans-Peter Nilsson  <[email protected]>
+
+       * config/tc-cris.c (md_parse_option) <OPTION_PIC>: Error if not
+       emitting ELF object.
+       (md_show_usage): Only mention --pic if the assembler can generate
+       ELF objects.
+       * doc/c-cris.texi (CRIS-Opt): Mention that generating ELF is a
+       prerequisite for --pic being a valid option.
+
 2011-05-13  Frederic Marchal  <[email protected]>
 
        PR gas/12755

diff --git a/gas/config/tc-cris.c b/gas/config/tc-cris.c
index 932dbfa9e4db015da5faad0175a4c8f8324b96dc..1eb4ad1b02a2ec5eef6c301c3bef9417300dc5f7 100644 (file)
--- a/gas/config/tc-cris.c
+++ b/gas/config/tc-cris.c
@@ -3811,6 +3811,8 @@ md_parse_option (int arg, char *argp ATTRIBUTE_UNUSED)
       break;
 
     case OPTION_PIC:
+      if (OUTPUT_FLAVOR != bfd_target_elf_flavour)
+       as_bad (_("--pic is invalid for this object format"));
       pic = TRUE;
       if (cris_arch != arch_crisv32)
        md_long_jump_size = cris_any_v0_v10_long_jump_size_pic;
@@ -4008,8 +4010,10 @@ md_show_usage (FILE *stream)
           _("  --no-underscore         User symbols do not have any prefix.\n"));
   fprintf (stream, "%s",
           _("                          Registers will require a `$'-prefix.\n"));
+#if defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF)
   fprintf (stream, "%s",
           _("  --pic                   Enable generation of position-independent code.\n"));
+#endif
   fprintf (stream, "%s",
           _("  --march=<arch>          Generate code for <arch>.  Valid choices for <arch>\n\
                                are v0_v10, v10, v32 and common_v10_v32.\n"));

diff --git a/gas/doc/c-cris.texi b/gas/doc/c-cris.texi
index 0ef16b94028fd9d9c8cd350b2adb32aca51aebc4..ff27921b4b0311f671f44503360ee51edec5dc1d 100644 (file)
--- a/gas/doc/c-cris.texi
+++ b/gas/doc/c-cris.texi
@@ -67,7 +67,8 @@ order to recognize the symbol syntax used for ELF (SVR4 PIC)
 position-independent-code (@pxref{crispic}).  This will also
 affect expansion of instructions.  The expansion with
 @option{--pic} will use PC-relative rather than (slightly
-faster) absolute addresses in those expansions.
+faster) absolute addresses in those expansions.  This option is only
+valid when generating ELF format object files.
 
 @cindex @option{--march=@var{architecture}} command line option, CRIS
 @cindex CRIS @option{--march=@var{architecture}} command line option