1 files changed, 48 insertions, 0 deletions
diff --git a/OldMdePkg/Library/BaseLib/Ipf/PalCallStatic.s b/OldMdePkg/Library/BaseLib/Ipf/PalCallStatic.s
new file mode 100644
index 0000000000..c21d7427f9
--- /dev/null
+++ b/OldMdePkg/Library/BaseLib/Ipf/PalCallStatic.s
@@ -0,0 +1,48 @@
+/// @file
+///   Contains an implementation of CallPalProcStatic on Itanium-based
+///   architecture.
+///
+/// Copyright (c) 2006, Intel Corporation
+/// All rights reserved. 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.
+///
+/// Module Name:  PalCallStatic.s
+///
+///
+
+.auto
+.text
+
+.proc   PalCallStatic
+.type   PalCallStatic, @function
+.regstk 5, 0, 0, 0
+PalCallStatic::
+        cmp.eq              p15 = in0, r0
+        mov                 r31 = in4
+        mov                 r8  = ip
+
+(p15)   mov                 in0 = ar.k5
+        add                 r8  = (_PalProcReturn - PalCallStatic), r8
+        mov                 r30 = in3
+
+        mov                 in4 = psr
+        mov                 in3 = b0
+        mov                 b7  = in0
+
+        rsm                 1 << 14                 // Disable interrupts
+        mov                 r29 = in2
+        mov                 r28 = in1
+
+        mov                 b0  = r8
+        br.cond.sptk.many   b7
+
+_PalProcReturn:
+        mov                 psr.l = in4
+        mov                 b0  = in3
+        br.ret.sptk.many    b0
+.endp   PalCallStatic