x86: Extend assembler to generate GNU property notes

[deliverable/binutils-gdb.git] / gas / configure

diff --git a/gas/configure b/gas/configure
index 7dc72c08b05fdf0ce873af9ed5e44ea8eac5d2e2..35effb4006dd84dd3060f2577e4c6deb28996986 100755 (executable)
--- a/gas/configure
+++ b/gas/configure
@@ -808,6 +808,7 @@ enable_compressed_debug_sections
 enable_x86_relax_relocations
 enable_elf_stt_common
 enable_generate_build_notes
+enable_x86_used_note
 enable_werror
 enable_build_warnings
 with_cpu
@@ -1469,6 +1470,7 @@ Optional Features:
   --enable-generate-build-notes
                           generate GNU Build notes if none are provided by the
                           input
+  --enable-x86-used-note  generate GNU x86 used ISA and feature properties
   --enable-werror         treat compile warnings as errors
   --enable-build-warnings enable build-time compiler warnings
   --disable-nls           do not use Native Language Support
@@ -11335,7 +11337,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11338 "configure"
+#line 11340 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11441,7 +11443,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11444 "configure"
+#line 11446 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -12111,6 +12113,19 @@ esac
 fi
 
 
+# Decide if the x86 ELF assembler should default to generating GNU x86
+# used ISA and feature properties.
+ac_default_generate_x86_used_note=unset
+# Provide a configuration option to override the default.
+# Check whether --enable-x86-used-note was given.
+if test "${enable_x86_used_note+set}" = set; then :
+  enableval=$enable_x86_used_note; case "${enableval}" in
+  yes)  ac_default_generate_x86_used_note=1 ;;
+  no)   ac_default_generate_x86_used_note=0 ;;
+esac
+fi
+
+
 using_cgen=no
 
 
@@ -13039,6 +13054,15 @@ cat >>confdefs.h <<_ACEOF
 _ACEOF
 
 
+if test ${ac_default_generate_x86_used_note} = unset; then
+  ac_default_generate_x86_used_note=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define DEFAULT_X86_USED_NOTE $ac_default_generate_x86_used_note
+_ACEOF
+
+
 if test x$ac_default_compressed_debug_sections = xyes ; then
 
 $as_echo "#define DEFAULT_FLAG_COMPRESS_DEBUG 1" >>confdefs.h