From f69a2f978fdcffafa9fe4c4a5b3b2b1af61698ba Mon Sep 17 00:00:00 2001
From: Nick Clifton <nickc@redhat.com>
Date: Thu, 22 Aug 2013 15:28:42 +0000
Subject: [PATCH] 	* emultempl/pe.em: Add --disable-large-address-aware
 option. 	* ld.texinfo (--disable-large-address-aware): Add
 documentation.

---
 ld/ChangeLog       |  5 +++++
 ld/emultempl/pe.em | 10 +++++++++-
 ld/ld.texinfo      |  8 ++++++++
 3 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/ld/ChangeLog b/ld/ChangeLog
index eef4ca8..2c93588 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,8 @@
+2013-08-22  Christian Franke  <franke@computer.org>
+
+	* emultempl/pe.em: Add --disable-large-address-aware option.
+	* ld.texinfo (--disable-large-address-aware): Add documentation.
+
 2013-08-14  Clemens Lang  <clemens.lang@fau.de>
 
 	* ldexp.c: Add LOG2CEIL() builtin function to linker script language
diff --git a/ld/emultempl/pe.em b/ld/emultempl/pe.em
index f702f60..4df7753 100644
--- a/ld/emultempl/pe.em
+++ b/ld/emultempl/pe.em
@@ -241,8 +241,10 @@ fragment <<EOF
 					(OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC + 1)
 #define OPTION_LARGE_ADDRESS_AWARE \
 					(OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC + 1)
+#define OPTION_DISABLE_LARGE_ADDRESS_AWARE \
+ 					(OPTION_LARGE_ADDRESS_AWARE + 1)
 #define OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V1	\
-					(OPTION_LARGE_ADDRESS_AWARE + 1)
+					(OPTION_DISABLE_LARGE_ADDRESS_AWARE + 1)
 #define OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V2	\
 					(OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V1 + 1)
 #define OPTION_EXCLUDE_MODULES_FOR_IMPLIB \
@@ -332,6 +334,7 @@ gld${EMULATION_NAME}_add_options
     {"enable-runtime-pseudo-reloc-v2", no_argument, NULL, OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V2},
 #endif
     {"large-address-aware", no_argument, NULL, OPTION_LARGE_ADDRESS_AWARE},
+    {"disable-large-address-aware", no_argument, NULL, OPTION_DISABLE_LARGE_ADDRESS_AWARE},
     {"enable-long-section-names", no_argument, NULL, OPTION_ENABLE_LONG_SECTION_NAMES},
     {"disable-long-section-names", no_argument, NULL, OPTION_DISABLE_LONG_SECTION_NAMES},
     {"dynamicbase",no_argument, NULL, OPTION_DYNAMIC_BASE},
@@ -471,6 +474,8 @@ gld_${EMULATION_NAME}_list_options (FILE *file)
 #endif
   fprintf (file, _("  --large-address-aware              Executable supports virtual addresses\n\
                                        greater than 2 gigabytes\n"));
+  fprintf (file, _("  --disable-large-address-aware      Executable does not support virtual\n\
+                                       addresses greater than 2 gigabytes\n"));
   fprintf (file, _("  --enable-long-section-names        Use long COFF section names even in\n\
                                        executable image files\n"));
   fprintf (file, _("  --disable-long-section-names       Never use long COFF section names, even\n\
@@ -827,6 +832,9 @@ gld${EMULATION_NAME}_handle_option (int optc)
     case OPTION_LARGE_ADDRESS_AWARE:
       real_flags |= IMAGE_FILE_LARGE_ADDRESS_AWARE;
       break;
+    case OPTION_DISABLE_LARGE_ADDRESS_AWARE:
+      real_flags &= ~ IMAGE_FILE_LARGE_ADDRESS_AWARE;
+      break;
     case OPTION_ENABLE_LONG_SECTION_NAMES:
       pe_use_coff_long_section_names = 1;
       break;
diff --git a/ld/ld.texinfo b/ld/ld.texinfo
index 00a0fa4..e124f9b 100644
--- a/ld/ld.texinfo
+++ b/ld/ld.texinfo
@@ -2348,6 +2348,14 @@ or /USERVA=@var{value} megabytes switch in the ``[operating systems]''
 section of the BOOT.INI.  Otherwise, this bit has no effect.
 [This option is specific to PE targeted ports of the linker]
 
+@kindex --disable-large-address-aware
+@item --disable-large-address-aware
+Reverts the effect of a previous @samp{--large-address-aware} option.
+This is useful if @samp{--large-address-aware} is always set by the compiler
+driver (e.g. Cygwin gcc) and the executable does not support virtual
+addresses greater than 2 gigabytes.
+[This option is specific to PE targeted ports of the linker]
+
 @kindex --major-image-version
 @item --major-image-version @var{value}
 Sets the major number of the ``image version''.  Defaults to 1.
-- 
2.7.4