$NetBSD: patch-gcc_config.gcc,v 1.2 2018/11/10 11:45:27 mrg Exp $

add arm64 support

build cabs* rename support

fix x86 crtstuff.

--- gcc/config.gcc.orig	2018-06-25 19:34:01.000000000 +0000
+++ gcc/config.gcc	2018-11-10 00:20:47.655130032 +0000
@@ -812,6 +812,9 @@
   gas=yes
   gnu_ld=yes
   use_gcc_stdint=wrap
+  # cabs/cabsf are renamed to __c99_cabs/cabsf
+  target_gtfiles="${target_gtfiles} \$(srcdir)/config/netbsd.c"
+  default_gnu_indirect_function=yes
   case ${enable_threads} in
     "" | yes | posix) thread_file='posix' ;;
   esac
@@ -980,6 +983,13 @@
 	tm_file="${tm_file} aarch64/aarch64-elf.h aarch64/aarch64-freebsd.h"
 	tmake_file="${tmake_file} aarch64/t-aarch64 aarch64/t-aarch64-freebsd"
 	;;
+aarch64*-*-netbsd*)
+	tm_file="${tm_file} dbxelf.h elfos.h ${nbsd_tm_file}"
+	tm_file="${tm_file} aarch64/aarch64-elf.h aarch64/aarch64-netbsd.h"
+	tmake_file="${tmake_file} aarch64/t-aarch64 aarch64/t-aarch64-netbsd"
+	extra_options="${extra_options} netbsd.opt netbsd-elf.opt"
+	# XXX big endian
+	;;
 aarch64*-*-linux*)
 	tm_file="${tm_file} dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h"
 	tm_file="${tm_file} aarch64/aarch64-elf.h aarch64/aarch64-linux.h"
@@ -1523,10 +1533,12 @@
 i[34567]86-*-netbsdelf*)
 	tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h ${nbsd_tm_file} i386/netbsd-elf.h"
 	extra_options="${extra_options} netbsd.opt netbsd-elf.opt"
+	tmake_file="${tmake_file} i386/t-crtstuff"
 	;;
 x86_64-*-netbsd*)
 	tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h ${nbsd_tm_file} i386/x86-64.h i386/netbsd64.h"
 	extra_options="${extra_options} netbsd.opt netbsd-elf.opt"
+	tmake_file="${tmake_file} i386/t-crtstuff"
 	;;
 i[34567]86-*-openbsd*)
 	tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h"