* Makefile.am (ALL_64_EMULATIONS): Add eelf64bmip.

(eelf64bmip): New target.
	* Makefile.in: Regenerated.
	* configure.tgt (mips-sgi-irix6*): Add 64-bit emulation.
	* emulparams/elf64bmip.sh: New file.

ld/ChangeLog

@@ -1,3 +1,11 @@
+1999-07-07  Mark Mitchell  <mark@codesourcery.com>
+
+	* Makefile.am (ALL_64_EMULATIONS): Add eelf64bmip.
+	(eelf64bmip): New target.
+	* Makefile.in: Regenerated.
+	* configure.tgt (mips-sgi-irix6*): Add 64-bit emulation.
+	* emulparams/elf64bmip.sh: New file.
+
 1999-07-05  Nick Clifton  <nickc@cygnus.com>
 
 	* emultempl/pe.em (after_open): Abort if input format is ARM and

ld/Makefile.am

@@ -208,7 +208,8 @@ ALL_EMULATIONS = \
 
 ALL_64_EMULATIONS = \
 	eelf64_sparc.o \
-	eelf64alpha.o
+	eelf64alpha.o \
+	eelf64bmip.o
 
 ALL_EMUL_EXTRA_OFILES = \
 	pe-dll.o \
@@ -382,6 +383,9 @@ eelf64alpha.c: $(srcdir)/emulparams/elf64alpha.sh \
 eelf64_sparc.c: $(srcdir)/emulparams/elf64_sparc.sh \
   $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
 	${GENSCRIPTS} elf64_sparc "$(tdir_elf64_sparc)"
+eelf64bmip.c: $(srcdir)/emulparams/elf64bmip.sh \
+  $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+	${GENSCRIPTS} elf64bmip "$(tdir_elf64bmip)"
 eelf_i386.c: $(srcdir)/emulparams/elf_i386.sh \
   $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
 	${GENSCRIPTS} elf_i386 "$(tdir_elf_i386)"

ld/Makefile.in

@@ -63,6 +63,8 @@ host_alias = @host_alias@
 host_triplet = @host@
 target_alias = @target_alias@
 target_triplet = @target@
+AMTAR = @AMTAR@
+AMTARFLAGS = @AMTARFLAGS@
 AS = @AS@
 CATALOGS = @CATALOGS@
 CATOBJEXT = @CATOBJEXT@
@@ -91,13 +93,13 @@ MKINSTALLDIRS = @MKINSTALLDIRS@
 MSGFMT = @MSGFMT@
 NATIVE_LIB_DIRS = @NATIVE_LIB_DIRS@
 NM = @NM@
+OBJDUMP = @OBJDUMP@
 PACKAGE = @PACKAGE@
 POFILES = @POFILES@
 POSUB = @POSUB@
 RANLIB = @RANLIB@
 USE_INCLUDED_LIBINTL = @USE_INCLUDED_LIBINTL@
 USE_NLS = @USE_NLS@
-USE_SYMBOL_UNDERSCORE = @USE_SYMBOL_UNDERSCORE@
 VERSION = @VERSION@
 l = @l@
 
@@ -313,7 +315,8 @@ ALL_EMULATIONS = \
 
 ALL_64_EMULATIONS = \
 	eelf64_sparc.o \
-	eelf64alpha.o
+	eelf64alpha.o \
+	eelf64bmip.o
 
 
 ALL_EMUL_EXTRA_OFILES = \
@@ -1082,6 +1085,9 @@ eelf64alpha.c: $(srcdir)/emulparams/elf64alpha.sh \
 eelf64_sparc.c: $(srcdir)/emulparams/elf64_sparc.sh \
   $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
 	${GENSCRIPTS} elf64_sparc "$(tdir_elf64_sparc)"
+eelf64bmip.c: $(srcdir)/emulparams/elf64bmip.sh \
+  $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+	${GENSCRIPTS} elf64bmip "$(tdir_elf64bmip)"
 eelf_i386.c: $(srcdir)/emulparams/elf_i386.sh \
   $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
 	${GENSCRIPTS} elf_i386 "$(tdir_elf_i386)"

ld/configure.tgt

@@ -178,7 +178,7 @@ mips*-dec-ultrix*)	targ_emul=mipslit ;;
 mips*-dec-osf*)		targ_emul=mipslit ;;
 mips*-sgi-irix5*)	targ_emul=elf32bsmip ;;
 mips*-sgi-irix6*)	targ_emul=elf32bmipn32
-	                targ_extra_emuls="elf32bsmip"
+	                targ_extra_emuls="elf32bsmip elf64bmip"
 	                ;;
 mips*-sgi-irix*)	targ_emul=mipsbig ;;
 mips*el-*-ecoff*)	targ_emul=mipsidtl ;;

ld/emulparams/elf64bmip.sh

@@ -0,0 +1,47 @@
+# This is an ELF platform.
+SCRIPT_NAME=elf
+
+# Handle both big- and little-ended 32-bit MIPS objects.
+ARCH=mips
+OUTPUT_FORMAT="elf64-bigmips"
+BIG_OUTPUT_FORMAT="elf64-bigmips"
+LITTLE_OUTPUT_FORMAT="elf64-littlemips"
+
+# Note that the elf32 template is used for 64-bit emulations as well 
+# as 32-bit emulations.
+ELFSIZE=64
+TEMPLATE_NAME=elf32
+
+TEXT_START_ADDR=0x10000000
+MAXPAGESIZE=0x100000
+ENTRY=__start
+
+# GOT-related settings.  
+OTHER_GOT_SYMBOLS='
+  _gp = ALIGN(16) + 0x7ff0;
+'
+OTHER_GOT_SECTIONS='
+  .lit8 : { *(.lit8) }
+  .lit4 : { *(.lit4) }
+  .srdata : { *(.srdata) }
+'
+
+# Magic symbols.
+TEXT_START_SYMBOLS='_ftext = . ;'
+DATA_START_SYMBOLS='_fdata = . ;'
+OTHER_BSS_SYMBOLS='_fbss = .;'
+# IRIX6 defines these symbols.  0x40 is the size of the ELF header.
+EXECUTABLE_SYMBOLS="
+  __dso_displacement = 0;
+  __elf_header = ${TEXT_START_ADDR};
+  __program_header_table = ${TEXT_START_ADDR} + 0x40;
+"
+
+# There are often dynamic relocations against the .rodata section.
+# Setting DT_TEXTREL in the .dynamic section does not convince the
+# IRIX6 linker to permit relocations against the text segment.
+# Following the IRIX linker, we simply put .rodata in the data
+# segment.
+WRITABLE_RODATA=
+
+