/usr/src/binutils/patches/mips64-default-n64.diff is in binutils-source 2.24-5ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | Index: b/bfd/config.bfd
===================================================================
--- a/bfd/config.bfd
+++ b/bfd/config.bfd
@@ -1052,6 +1052,16 @@
targ_defvec=bfd_elf32_bigmips_vec
targ_selvecs="bfd_elf32_littlemips_vec bfd_elf64_bigmips_vec bfd_elf64_littlemips_vec ecoff_big_vec ecoff_little_vec"
;;
+ mips64*el-*-linux*-gnuabi64)
+ targ_defvec=bfd_elf64_tradlittlemips_vec
+ targ_selvecs="bfd_elf32_ntradbigmips_vec bfd_elf32_tradlittlemips_vec bfd_elf32_tradbigmips_vec bfd_elf32_ntradlittlemips_vec bfd_elf64_tradbigmips_vec"
+ want64=true
+ ;;
+ mips64*-*-linux*-gnuabi64)
+ targ_defvec=bfd_elf64_tradbigmips_vec
+ targ_selvecs="bfd_elf32_ntradlittlemips_vec bfd_elf32_tradbigmips_vec bfd_elf32_tradlittlemips_vec bfd_elf32_ntradbigmips_vec bfd_elf64_tradlittlemips_vec"
+ want64=true
+ ;;
mips64*el-*-linux*)
targ_defvec=bfd_elf32_ntradlittlemips_vec
targ_selvecs="bfd_elf32_ntradbigmips_vec bfd_elf32_tradlittlemips_vec bfd_elf32_tradbigmips_vec bfd_elf64_tradlittlemips_vec bfd_elf64_tradbigmips_vec"
Index: b/gas/configure.in
===================================================================
--- a/gas/configure.in
+++ b/gas/configure.in
@@ -266,6 +266,9 @@
esac
# Decide which ABI to target by default.
case ${target} in
+ mips64*-linux-gnuabi64)
+ mips_default_abi=N64_ABI
+ ;;
mips64*-linux* | mips-sgi-irix6* | mips64*-freebsd* | mips64*-kfreebsd*-gnu)
mips_default_abi=N32_ABI
;;
Index: b/ld/configure.tgt
===================================================================
--- a/ld/configure.tgt
+++ b/ld/configure.tgt
@@ -469,6 +469,12 @@
mips*-*-vxworks*) targ_emul=elf32ebmipvxworks
targ_extra_emuls="elf32elmipvxworks" ;;
mips*-*-windiss) targ_emul=elf32mipswindiss ;;
+mips64*el-*-linux-gnuabi64) targ_emul=elf64ltsmip
+ targ_extra_emuls="elf32btsmipn32 elf32ltsmip elf32btsmip elf32ltsmipn32 elf64btsmip"
+ targ_extra_libpath=$targ_extra_emuls ;;
+mips64*-*-linux-gnuabi64) targ_emul=elf64btsmip
+ targ_extra_emuls="elf32ltsmipn32 elf32btsmip elf32ltsmip elf32btsmipn32 elf64ltsmip"
+ targ_extra_libpath=$targ_extra_emuls ;;
mips64*el-*-linux-*) targ_emul=elf32ltsmipn32
targ_extra_emuls="elf32btsmipn32 elf32ltsmip elf32btsmip elf64ltsmip elf64btsmip"
targ_extra_libpath=$targ_extra_emuls ;;
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