X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=ArmPkg%2FLibrary%2FArmLib%2FAArch64%2FAArch64Support.S;fp=ArmPkg%2FLibrary%2FArmLib%2FAArch64%2FAArch64Support.S;h=886c420962b538bac196c43655514aa69ea846a4;hp=5cee7c1519c3bc0a219005a3588eb7ee041a93d0;hb=de2a78247a2955e20a014fd8c47eb9792d1b437b;hpb=91231b55d5302065fac71bf5040809aec65bb2f7

diff --git a/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S b/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S
index 5cee7c1519..886c420962 100644
--- a/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S
+++ b/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S
@@ -273,7 +273,8 @@ ASM_FUNC(ArmDisableBranchPrediction)
 ASM_FUNC(AArch64AllDataCachesOperation)
 // We can use regs 0-7 and 9-15 without having to save/restore.
 // Save our link register on the stack. - The stack must always be quad-word aligned
-  str   x30, [sp, #-16]!
+  stp   x29, x30, [sp, #-16]!
+  mov   x29, sp
   mov   x1, x0                  // Save Function call in x1
   mrs   x6, clidr_el1           // Read EL1 CLIDR
   and   x3, x6, #0x7000000      // Mask out all but Level of Coherency (LoC)
@@ -324,7 +325,7 @@ L_Skip:
 L_Finished:
   dsb   sy
   isb
-  ldr   x30, [sp], #0x10
+  ldp   x29, x30, [sp], #0x10
   ret