AArch64 assembly pack: authenticate return addresses.

[oweals/openssl.git] / crypto / bn / asm / armv8-mont.pl

diff --git a/crypto/bn/asm/armv8-mont.pl b/crypto/bn/asm/armv8-mont.pl
index 5d5af1b6be259800dcce4236534e02c7b9c6d092..ed419c3d0e62bb4b61cacdc1cba426985558db9a 100755 (executable)
--- a/crypto/bn/asm/armv8-mont.pl
+++ b/crypto/bn/asm/armv8-mont.pl
@@ -287,6 +287,7 @@ __bn_sqr8x_mont:
        cmp     $ap,$bp
        b.ne    __bn_mul4x_mont
 .Lsqr8x_mont:
+       .inst   0xd503233f              // paciasp
        stp     x29,x30,[sp,#-128]!
        add     x29,sp,#0
        stp     x19,x20,[sp,#16]
@@ -1040,6 +1041,7 @@ $code.=<<___;
        ldp     x25,x26,[x29,#64]
        ldp     x27,x28,[x29,#80]
        ldr     x29,[sp],#128
+       .inst   0xd50323bf              // autiasp
        ret
 .size  __bn_sqr8x_mont,.-__bn_sqr8x_mont
 ___
@@ -1063,6 +1065,7 @@ $code.=<<___;
 .type  __bn_mul4x_mont,%function
 .align 5
 __bn_mul4x_mont:
+       .inst   0xd503233f              // paciasp
        stp     x29,x30,[sp,#-128]!
        add     x29,sp,#0
        stp     x19,x20,[sp,#16]
@@ -1496,6 +1499,7 @@ __bn_mul4x_mont:
        ldp     x25,x26,[x29,#64]
        ldp     x27,x28,[x29,#80]
        ldr     x29,[sp],#128
+       .inst   0xd50323bf              // autiasp
        ret
 .size  __bn_mul4x_mont,.-__bn_mul4x_mont
 ___