https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=fdcd893b9998762c42e4b9f4401ccd08dff10bea

commit fdcd893b9998762c42e4b9f4401ccd08dff10bea
Author:     Radek Bartoň <[email protected]>
AuthorDate: Mon Jun 9 08:45:27 2025 +0200
Commit:     Corinna Vinschen <[email protected]>
CommitDate: Mon Jul 14 13:42:02 2025 +0200

    Cygwin: mkimport: port to support AArch64
    
    This patch ports winsup/cygwin/scripts/mkimport script to AArch64, namely
    implements relocation to the imp_sym.
    
    Signed-off-by: Radek Bartoň <[email protected]>

Diff:
---
 winsup/cygwin/scripts/mkimport | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/winsup/cygwin/scripts/mkimport b/winsup/cygwin/scripts/mkimport
index 9517c4e9e1d9..0c1bcafbf8b1 100755
--- a/winsup/cygwin/scripts/mkimport
+++ b/winsup/cygwin/scripts/mkimport
@@ -24,6 +24,7 @@ my %import = ();
 my %symfile = ();
 
 my $is_x86_64 = ($cpu eq 'x86_64' ? 1 : 0);
+my $is_aarch64 = ($cpu eq 'aarch64' ? 1 : 0);
 # FIXME? Do other (non-32 bit) arches on Windows still use symbol prefixes?
 my $sym_prefix = '';
 
@@ -65,6 +66,16 @@ for my $f (keys %text) {
        .global $glob_sym
 $glob_sym:
        jmp     *$imp_sym(%rip)
+EOF
+       } elsif ($is_aarch64) {
+           print $as_fd <<EOF;
+       .text
+       .extern $imp_sym
+       .global $glob_sym
+$glob_sym:
+       adr x16, $imp_sym
+       ldr x16, [x16]
+       br x16
 EOF
        } else {
            print $as_fd <<EOF;

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