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authorNick Clifton <nickc@redhat.com>2013-08-22 15:28:42 +0000
committerNick Clifton <nickc@redhat.com>2013-08-22 15:28:42 +0000
commitf69a2f978fdcffafa9fe4c4a5b3b2b1af61698ba (patch)
tree495f1fb25498a80029beaf979edea3b882051489 /ld
parente630b97400250f4855a02bc324ad7891c722ea23 (diff)
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* emultempl/pe.em: Add --disable-large-address-aware option.
* ld.texinfo (--disable-large-address-aware): Add documentation.
Diffstat (limited to 'ld')
-rw-r--r--ld/ChangeLog5
-rw-r--r--ld/emultempl/pe.em10
-rw-r--r--ld/ld.texinfo8
3 files changed, 22 insertions, 1 deletions
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.