From 031e5cce385d3f96b1caa1d53495332a7eb03749 Mon Sep 17 00:00:00 2001
From: Steve McIntyre <steve@einval.com>
Date: Tue, 23 Mar 2021 23:49:46 +0000
Subject: New upstream version 15.3

---
 gnu-efi/lib/arm/llsr.S | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 gnu-efi/lib/arm/llsr.S

(limited to 'gnu-efi/lib/arm/llsr.S')

diff --git a/gnu-efi/lib/arm/llsr.S b/gnu-efi/lib/arm/llsr.S
new file mode 100644
index 00000000..432b27d7
--- /dev/null
+++ b/gnu-efi/lib/arm/llsr.S
@@ -0,0 +1,41 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2013, ARM. All rights reserved.<BR>
+#
+# This program and the accompanying materials
+# are licensed and made available under the terms and conditions of the BSD License
+# which accompanies this distribution.  The full text of the license may be found at
+# http://opensource.org/licenses/bsd-license.php
+#
+# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+#------------------------------------------------------------------------------
+
+#include "edk2asm.h"
+
+.text
+.align 2
+GCC_ASM_EXPORT(__aeabi_llsr)
+
+#
+#VOID
+#EFIAPI
+#__aeabi_llsr (
+# IN  VOID    *Destination,
+# IN  VOID    *Source,
+# IN  UINT32  Size
+# );
+#
+ASM_PFX(__aeabi_llsr):
+    subs     r3,r2,#0x20
+    bpl      1f
+    rsb      r3,r2,#0x20
+    lsr      r0,r0,r2
+    orr      r0,r0,r1,lsl r3
+    lsr      r1,r1,r2
+    bx       lr
+1:
+    lsr      r0,r1,r3
+    mov      r1,#0
+    bx       lr
-- 
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