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authorBrian Ford <ford@vss.fsi.com>2004-05-07 15:17:58 +0000
committerBrian Ford <ford@vss.fsi.com>2004-05-07 15:17:58 +0000
commit26d2d8a262f6d6248ec4a76dbcca532a42af2130 (patch)
tree5c94f62404695c86b2b8d00713f11934e8101a00
parentd70270c5ec4289b4505c5b7e31bcbd5d25c9f7d4 (diff)
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* emultempl/pe.em (real_flags): New static.
(OPTION_LARGE_ADDRESS_AWARE): New define. (gld${EMULATION_NAME}_add_options): Add --large-address-aware option. (gld_${EMULATION_NAME}_list_options): Likewise. (gld${EMULATION_NAME}_handle_option): Likewise. (gld_${EMULATION_NAME}_after_open): Pass real_flags to PE private data. * ld.texinfo: Document it. * NEWS: Mention it.
-rw-r--r--ld/ChangeLog12
-rw-r--r--ld/NEWS3
-rw-r--r--ld/emultempl/pe.em15
-rw-r--r--ld/ld.texinfo9
4 files changed, 39 insertions, 0 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog
index a81c5d6..20222ff 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,4 +1,16 @@
2004-05-07 Brian Ford <ford@vss.fsi.com>
+ DJ Delorie <dj@redhat.com>
+
+ * emultempl/pe.em (real_flags): New static.
+ (OPTION_LARGE_ADDRESS_AWARE): New define.
+ (gld${EMULATION_NAME}_add_options): Add --large-address-aware option.
+ (gld_${EMULATION_NAME}_list_options): Likewise.
+ (gld${EMULATION_NAME}_handle_option): Likewise.
+ (gld_${EMULATION_NAME}_after_open): Pass real_flags to PE private data.
+ * ld.texinfo: Document it.
+ * NEWS: Mention it.
+
+2004-05-07 Brian Ford <ford@vss.fsi.com>
* NEWS: Mention DWARF 2 support for i386pe.
diff --git a/ld/NEWS b/ld/NEWS
index 39db029..cec229b 100644
--- a/ld/NEWS
+++ b/ld/NEWS
@@ -1,5 +1,8 @@
-*- text -*-
+* New PE --large-address-aware option to indicate executables support virtual
+ addresses greater than 2 gigabytes.
+
* DWARF 2 support for i386pe added.
* The linker script operator DEFINED() will now yield 1 only for a symbol that
diff --git a/ld/emultempl/pe.em b/ld/emultempl/pe.em
index 7d6c2e8..a3b50af 100644
--- a/ld/emultempl/pe.em
+++ b/ld/emultempl/pe.em
@@ -62,6 +62,11 @@ cat >>e${EMULATION_NAME}.c <<EOF
#include "ldctor.h"
#include "coff/internal.h"
+/* FIXME: See bfd/peXXigen.c for why we include an architecture specific
+ header in generic PE code. */
+#include "coff/i386.h"
+#include "coff/pe.h"
+
/* FIXME: This is a BFD internal header file, and we should not be
using it here. */
#include "../bfd/libcoff.h"
@@ -106,6 +111,7 @@ cat >>e${EMULATION_NAME}.c <<EOF
static struct internal_extra_pe_aouthdr pe;
static int dll;
+static flagword real_flags = 0;
static int support_old_code = 0;
static char * thumb_entry_symbol = NULL;
static lang_assignment_statement_type *image_base_statement = 0;
@@ -182,6 +188,8 @@ gld_${EMULATION_NAME}_before_parse (void)
(OPTION_EXCLUDE_LIBS + 1)
#define OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC \
(OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC + 1)
+#define OPTION_LARGE_ADDRESS_AWARE \
+ (OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC + 1)
static void
gld${EMULATION_NAME}_add_options
@@ -235,6 +243,7 @@ gld${EMULATION_NAME}_add_options
{"enable-runtime-pseudo-reloc", no_argument, NULL, OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC},
{"disable-runtime-pseudo-reloc", no_argument, NULL, OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC},
#endif
+ {"large-address-aware", no_argument, NULL, OPTION_LARGE_ADDRESS_AWARE},
{NULL, no_argument, NULL, 0}
};
@@ -335,6 +344,8 @@ gld_${EMULATION_NAME}_list_options (FILE *file)
fprintf (file, _(" --enable-extra-pe-debug Enable verbose debug output when building\n\
or linking to DLLs (esp. auto-import)\n"));
#endif
+ fprintf (file, _(" --large-address-aware Executable supports virtual addresses\n\
+ greater than 2 gigabytes\n"));
}
@@ -597,6 +608,9 @@ gld${EMULATION_NAME}_handle_option (int optc)
pe_dll_extra_pe_debug = 1;
break;
#endif
+ case OPTION_LARGE_ADDRESS_AWARE:
+ real_flags |= IMAGE_FILE_LARGE_ADDRESS_AWARE;
+ break;
}
return TRUE;
}
@@ -949,6 +963,7 @@ gld_${EMULATION_NAME}_after_open (void)
pe_data (output_bfd)->pe_opthdr = pe;
pe_data (output_bfd)->dll = init[DLLOFF].value;
+ pe_data (output_bfd)->real_flags |= real_flags;
#ifdef DLL_SUPPORT
if (pe_enable_stdcall_fixup) /* -1=warn or 1=disable */
diff --git a/ld/ld.texinfo b/ld/ld.texinfo
index f50d79a..4127968 100644
--- a/ld/ld.texinfo
+++ b/ld/ld.texinfo
@@ -1872,6 +1872,15 @@ If given, the stdcall suffixes (@@@var{nn}) will be stripped from
symbols before they are exported.
[This option is specific to the i386 PE targeted port of the linker]
+@kindex --large-address-aware
+@item --large-address-aware
+If given, the appropriate bit in the ``Charateristics'' field of the COFF
+header is set to indicate that this executable supports virtual addresses
+greater than 2 gigabytes. This should be used in conjuction with the /3GB
+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 --major-image-version
@item --major-image-version @var{value}
Sets the major number of the ``image version''. Defaults to 1.