From 9b429b80e033ec7dabf0c87a76df372e3de36f2a Mon Sep 17 00:00:00 2001
From: Piotr Kubaj <pkubaj@FreeBSD.org>
Date: Sun, 18 Apr 2021 22:36:56 +0000
Subject: security/nettle: fix runtime issues on powerpc64 elfv2

nettle is compiled for elfv1 on powerpc64, which causes runtime crashes.

Submitted by:	jhibbits
---
 .../nettle/files/extra-patch-powerpc64_machine.m4  | 32 ++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 security/nettle/files/extra-patch-powerpc64_machine.m4

(limited to 'security/nettle/files/extra-patch-powerpc64_machine.m4')

diff --git a/security/nettle/files/extra-patch-powerpc64_machine.m4 b/security/nettle/files/extra-patch-powerpc64_machine.m4
new file mode 100644
index 000000000000..e0bcdbd34fd2
--- /dev/null
+++ b/security/nettle/files/extra-patch-powerpc64_machine.m4
@@ -0,0 +1,32 @@
+--- powerpc64/machine.m4.old	2021-04-18 10:51:29.072176000 -0500
++++ powerpc64/machine.m4	2021-04-18 11:45:30.583315000 -0500
+@@ -1,26 +1,15 @@
+ define(`PROLOGUE',
+ `.globl C_NAME($1)
+ DECLARE_FUNC(C_NAME($1))
+-ifelse(WORDS_BIGENDIAN,no,
+-`ifdef(`FUNC_ALIGN',`.align FUNC_ALIGN')
++ifdef(`FUNC_ALIGN',`.align FUNC_ALIGN')
+ C_NAME($1):
+ addis 2,12,(.TOC.-C_NAME($1))@ha
+ addi 2,2,(.TOC.-C_NAME($1))@l
+-.localentry C_NAME($1), .-C_NAME($1)',
+-`.section ".opd","aw"
+-.align 3
+-C_NAME($1):
+-.quad .C_NAME($1),.TOC.@tocbase,0
+-.previous
+-ifdef(`FUNC_ALIGN',`.align FUNC_ALIGN')
+-.C_NAME($1):')
++.localentry C_NAME($1), .-C_NAME($1)
+ undefine(`FUNC_ALIGN')')
+ 
+ define(`EPILOGUE',
+-`ifelse(WORDS_BIGENDIAN,no,
+-`.size C_NAME($1), . - C_NAME($1)',
+-`.size .C_NAME($1), . - .C_NAME($1)
+-.size C_NAME($1), . - .C_NAME($1)')')
++`.size C_NAME($1), . - C_NAME($1)')
+ 
+ C Get vector-scalar register from vector register
+ C VSR(VR)
-- 
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