diff --git a/configure.ac b/configure.ac
index 024cacb..8012bde 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3699,6 +3699,14 @@ if test "$gmp_asm_syntax_testing" != no; then
       case $ABI in
         32)
 	  GMP_INCLUDE_MPN(arm/arm-defs.m4) ;;
+        64)
+          case $host in
+            *-*-darwin*)
+              GMP_INCLUDE_MPN(arm64/darwin.m4) ;;
+            *)
+              GMP_INCLUDE_MPN(arm64/arm64-defs.m4) ;;
+          esac
+          ;;
       esac
       ;;
     hppa*-*-*)
diff --git a/mpn/arm64/arm64-defs.m4 b/mpn/arm64/arm64-defs.m4
new file mode 100644
index 0000000..a45e915
--- /dev/null
+++ b/mpn/arm64/arm64-defs.m4
@@ -0,0 +1,47 @@
+divert(-1)
+
+dnl  m4 macros for ARM64 ELF assembler.
+
+dnl  Copyright 2020 Free Software Foundation, Inc.
+
+dnl  This file is part of the GNU MP Library.
+dnl
+dnl  The GNU MP Library is free software; you can redistribute it and/or modify
+dnl  it under the terms of either:
+dnl
+dnl    * the GNU Lesser General Public License as published by the Free
+dnl      Software Foundation; either version 3 of the License, or (at your
+dnl      option) any later version.
+dnl
+dnl  or
+dnl
+dnl    * the GNU General Public License as published by the Free Software
+dnl      Foundation; either version 2 of the License, or (at your option) any
+dnl      later version.
+dnl
+dnl  or both in parallel, as here.
+dnl
+dnl  The GNU MP Library is distributed in the hope that it will be useful, but
+dnl  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+dnl  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+dnl  for more details.
+dnl
+dnl  You should have received copies of the GNU General Public License and the
+dnl  GNU Lesser General Public License along with the GNU MP Library.  If not,
+dnl  see https://www.gnu.org/licenses/.
+
+
+dnl  Standard commenting is with @, the default m4 # is for constants and we
+dnl  don't want to disable macro expansions in or after them.
+
+changecom
+
+ifdef(`PIC',`dnl
+define(`LEA_HI', `adrp	$1, :got:$2')dnl
+define(`LEA_LO', `ldr	$1, [$1, #:got_lo12:$2]')dnl
+',`dnl
+define(`LEA_HI', `adrp	$1, $2')dnl
+define(`LEA_LO', `add	$1, $1, :lo12:$2')dnl
+')dnl
+
+divert
diff --git a/mpn/arm64/bdiv_q_1.asm b/mpn/arm64/bdiv_q_1.asm
index 2e189b8..4226524 100644
--- a/mpn/arm64/bdiv_q_1.asm
+++ b/mpn/arm64/bdiv_q_1.asm
@@ -61,15 +61,9 @@ PROLOGUE(mpn_bdiv_q_1)
 	clz	cnt, x6
 	lsr	d, d, cnt
 
-ifdef(`PIC',`
-	adrp	x7, :got:__gmp_binvert_limb_table
+	LEA_HI(	x7, binvert_limb_table)
 	ubfx	x6, d, 1, 7
-	ldr	x7, [x7, #:got_lo12:__gmp_binvert_limb_table]
-',`
-	adrp	x7, __gmp_binvert_limb_table
-	ubfx	x6, d, 1, 7
-	add	x7, x7, :lo12:__gmp_binvert_limb_table
-')
+	LEA_LO(	x7, binvert_limb_table)
 	ldrb	w6, [x7, x6]
 	ubfiz	x7, x6, 1, 8
 	umull	x6, w6, w6
@@ -81,7 +75,7 @@ ifdef(`PIC',`
 	mul	x6, x6, x6
 	msub	di, x6, d, x7
 
-	b	mpn_pi1_bdiv_q_1
+	b	__pi1_bdiv_q_1
 EPILOGUE()
 
 PROLOGUE(mpn_pi1_bdiv_q_1)
diff --git a/mpn/arm64/darwin.m4 b/mpn/arm64/darwin.m4
new file mode 100644
index 0000000..5dfb746
--- /dev/null
+++ b/mpn/arm64/darwin.m4
@@ -0,0 +1,42 @@
+divert(-1)
+
+dnl  m4 macros for ARM64 Darwin assembler.
+
+dnl  Copyright 2020 Free Software Foundation, Inc.
+
+dnl  This file is part of the GNU MP Library.
+dnl
+dnl  The GNU MP Library is free software; you can redistribute it and/or modify
+dnl  it under the terms of either:
+dnl
+dnl    * the GNU Lesser General Public License as published by the Free
+dnl      Software Foundation; either version 3 of the License, or (at your
+dnl      option) any later version.
+dnl
+dnl  or
+dnl
+dnl    * the GNU General Public License as published by the Free Software
+dnl      Foundation; either version 2 of the License, or (at your option) any
+dnl      later version.
+dnl
+dnl  or both in parallel, as here.
+dnl
+dnl  The GNU MP Library is distributed in the hope that it will be useful, but
+dnl  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+dnl  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+dnl  for more details.
+dnl
+dnl  You should have received copies of the GNU General Public License and the
+dnl  GNU Lesser General Public License along with the GNU MP Library.  If not,
+dnl  see https://www.gnu.org/licenses/.
+
+
+dnl  Standard commenting is with @, the default m4 # is for constants and we
+dnl  don't want to disable macro expansions in or after them.
+
+changecom
+
+define(`LEA_HI',`adrp	$1, $2@GOTPAGE')dnl
+define(`LEA_LO',`ldr	$1, [$1, $2@GOTPAGEOFF]')dnl
+
+divert
diff --git a/mpn/arm64/invert_limb.asm b/mpn/arm64/invert_limb.asm
index a94b0e9..6a99bf0 100644
--- a/mpn/arm64/invert_limb.asm
+++ b/mpn/arm64/invert_limb.asm
@@ -41,9 +41,9 @@ C Compiler generated, mildly edited.  Could surely be further optimised.
 ASM_START()
 PROLOGUE(mpn_invert_limb)
 	lsr	x2, x0, #54
-	adrp	x1, approx_tab
+	LEA_HI(	x1, approx_tab)
 	and	x2, x2, #0x1fe
-	add	x1, x1, :lo12:approx_tab
+	LEA_LO(	x1, approx_tab)
 	ldrh	w3, [x1,x2]
 	lsr	x4, x0, #24
 	add	x4, x4, #1
diff --git a/mpn/asm-defs.m4 b/mpn/asm-defs.m4
index 7b7e53e..5032f69 100644
--- a/mpn/asm-defs.m4
+++ b/mpn/asm-defs.m4
@@ -1508,6 +1508,10 @@ deflit(__clz_tab,
 m4_assert_defined(`GSYM_PREFIX')
 `GSYM_PREFIX`'MPN(`clz_tab')')
 
+deflit(__pi1_bdiv_q_1,
+m4_assert_defined(`GSYM_PREFIX')
+`GSYM_PREFIX`'MPN(`pi1_bdiv_q_1')')
+
 deflit(binvert_limb_table,
 m4_assert_defined(`GSYM_PREFIX')
 `GSYM_PREFIX`'__gmp_binvert_limb_table')