* Makefile.am (ALL_EMULATIONS): Add eelf32bmipn32.o.

	(eelf32bmipn32.c): New target.
	* Makefile.in: Regenerated.
	* configure.tgt (mips-sgi-irix6*): Make n32 the default
	emulation.
	* emulparams/elf32bmipn32.sh: New file.

diff --git a/ld/ChangeLog b/ld/ChangeLog
index 1e5914d..278638d 100644 (file)
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,12 @@
+1999-06-30  Mark Mitchell  <mark@codesourcery.com>
+
+       * Makefile.am (ALL_EMULATIONS): Add eelf32bmipn32.o.
+       (eelf32bmipn32.c): New target.
+       * Makefile.in: Regenerated.
+       * configure.tgt (mips-sgi-irix6*): Make n32 the default
+       emulation.
+       * emulparams/elf32bmipn32.sh: New file.
+       
 1999-06-28  Jim Pick <jim@jimpick.com>
 
        * emultempl/armelf.em: Added code so that .xs linker scripts are

diff --git a/ld/Makefile.am b/ld/Makefile.am
index f42b51f..a84eec3 100644 (file)
--- a/ld/Makefile.am
+++ b/ld/Makefile.am
@@ -122,6 +122,7 @@ ALL_EMULATIONS = \
        eelf32bmip.o \
        eelf32ebmip.o \
        eelf32elmip.o \
+       eelf32bmipn32.o \
        eelf32l4300.o \
        eelf32lmip.o \
        eelf32lppc.o \
@@ -354,6 +355,9 @@ eelf32ebmip.c: $(srcdir)/emulparams/elf32ebmip.sh \
 eelf32elmip.c: $(srcdir)/emulparams/elf32elmip.sh \
   $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
        ${GENSCRIPTS} elf32elmip "$(tdir_elf32elmip)"
+eelf32bmipn32.c: $(srcdir)/emulparams/elf32bmipn32.sh \
+  $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+       ${GENSCRIPTS} elf32bmipn32 "$(tdir_elf32bmipn32)"
 eelf32l4300.c: $(srcdir)/emulparams/elf32l4300.sh \
   $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
        ${GENSCRIPTS} elf32l4300 "$(tdir_elf32l4300)"

diff --git a/ld/configure.tgt b/ld/configure.tgt
index 0e012f4..97c1397 100644 (file)
--- a/ld/configure.tgt
+++ b/ld/configure.tgt
@@ -176,7 +176,10 @@ hppa*-*-rtems*)            targ_emul=hppaelf ;;
 vax-dec-ultrix* | vax-dec-bsd*) targ_emul=vax ;;
 mips*-dec-ultrix*)     targ_emul=mipslit ;;
 mips*-dec-osf*)                targ_emul=mipslit ;;
-mips*-sgi-irix[56]*)   targ_emul=elf32bsmip ;;
+mips*-sgi-irix5*)      targ_emul=elf32bsmip ;;
+mips*-sgi-irix6*)      targ_emul=elf32bmipn32
+                       targ_extra_emuls="elf32bsmip"
+                       ;;
 mips*-sgi-irix*)       targ_emul=mipsbig ;;
 mips*el-*-ecoff*)      targ_emul=mipsidtl ;;
 mips*-*-ecoff*)                targ_emul=mipsidt ;;

diff --git a/ld/emulparams/elf32bmipn32.sh b/ld/emulparams/elf32bmipn32.sh
new file mode 100755 (executable)
index 0000000..0efae9b
--- /dev/null
+++ b/ld/emulparams/elf32bmipn32.sh
@@ -0,0 +1,43 @@
+# This is an ELF platform.
+SCRIPT_NAME=elf
+
+# Handle both big- and little-ended 32-bit MIPS objects.
+ARCH=mips
+OUTPUT_FORMAT="elf32-bigmips"
+BIG_OUTPUT_FORMAT="elf32-bigmips"
+LITTLE_OUTPUT_FORMAT="elf32-littlemips"
+
+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.  0x34 is the size of the ELF header.
+EXECUTABLE_SYMBOLS="
+  __dso_displacement = 0;
+  __elf_header = ${TEXT_START_ADDR};
+  __program_header_table = ${TEXT_START_ADDR} + 0x34;
+"
+
+# 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=
+