Le Wed, Mar 06, 2024 at 10:17:32AM +0100, Theo Buehler a écrit :
> Could you please resend the endbr64 patches with Cc kettenis? They
> should make release.

Since I now have a laptop with BTI I figured I was going to give this
a try.  -current x11/gnustep/zipper was crashing with SIGILL on amd64.
For the amd64 diff I'm deliberately not caring about the assembly for
Windows.  I can't test the arm64 part but it looks simple.

ok?

Sebastian, feel free to commit this if it matches your previous diff.


Index: Makefile
===================================================================
RCS file: /home/cvs/ports/x11/gnustep/libobjc2/Makefile,v
diff -u -p -r1.37 Makefile
--- Makefile    5 Mar 2024 16:11:15 -0000       1.37
+++ Makefile    6 Mar 2024 17:26:11 -0000
@@ -4,7 +4,7 @@ COMMENT =       GNUstep libobjc2 objective-c r
 
 # note: this port does not use the gnustep module
 VERSION =      2.2
-REVISION =     3
+REVISION =     4
 GH_ACCOUNT =   gnustep
 GH_PROJECT =   libobjc2
 GH_TAGNAME =   v${VERSION}
Index: patches/patch-objc_msgSend_aarch64_S
===================================================================
RCS file: patches/patch-objc_msgSend_aarch64_S
diff -N patches/patch-objc_msgSend_aarch64_S
--- /dev/null   1 Jan 1970 00:00:00 -0000
+++ patches/patch-objc_msgSend_aarch64_S        6 Mar 2024 17:19:04 -0000
@@ -0,0 +1,11 @@
+Index: objc_msgSend.aarch64.S
+--- objc_msgSend.aarch64.S.orig
++++ objc_msgSend.aarch64.S
+@@ -73,6 +73,7 @@ CDECL(objc_msgSend):
+ CDECL(objc_msgSend_fpret):
+ CDECL(objc_msgSend_stret):
+       EH_START
++      bti    c
+ 
+       cbz    x0, 4f                   // Skip everything if the receiver is 
nil
+                                              // Jump to 6: if this is a small 
object
Index: patches/patch-objc_msgSend_x86-64_S
===================================================================
RCS file: patches/patch-objc_msgSend_x86-64_S
diff -N patches/patch-objc_msgSend_x86-64_S
--- /dev/null   1 Jan 1970 00:00:00 -0000
+++ patches/patch-objc_msgSend_x86-64_S 6 Mar 2024 17:18:56 -0000
@@ -0,0 +1,15 @@
+Index: objc_msgSend.x86-64.S
+--- objc_msgSend.x86-64.S.orig
++++ objc_msgSend.x86-64.S
+@@ -307,9 +307,11 @@ TYPE_DIRECTIVE(CDECL(objc_msgSend), @function)
+ TYPE_DIRECTIVE(CDECL(objc_msgSend_fpret), @function)
+ CDECL(objc_msgSend_fpret):
+ CDECL(objc_msgSend):
++      endbr64
+       MSGSEND objc_msgSend, %rdi, %rsi
+ .globl CDECL(objc_msgSend_stret)
+ TYPE_DIRECTIVE(CDECL(objc_msgSend_stret), @function)
+ CDECL(objc_msgSend_stret):
++      endbr64
+       MSGSEND objc_msgSend_stret, %rsi, %rdx
+ #endif


-- 
jca

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