From 76aee8f4cf7b5729b8d1b5de9286f3ee94b557d1 Mon Sep 17 00:00:00 2001
From: oliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 28 Jan 2013 11:40:04 +0000
Subject: ArmPkg/CompilerIntrinsicsLib: Add missing __aeabi_llsl and
 __aeabi_llsr for GCC

Signed-off-by: Olivier Martin <olivier.martin@arm.com>


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14103 6f19259b-4bc3-4df7-8a09-765794883524
---
 ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsl.S    | 40 ++++++++++++++++++++++
 ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsr.S    | 40 ++++++++++++++++++++++
 .../CompilerIntrinsicsLib.inf                      |  6 +++-
 3 files changed, 85 insertions(+), 1 deletion(-)
 create mode 100644 ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsl.S
 create mode 100644 ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsr.S

(limited to 'ArmPkg')

diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsl.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsl.S
new file mode 100644
index 0000000000..ba8ab1cf58
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsl.S
@@ -0,0 +1,40 @@
+#------------------------------------------------------------------------------
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+
+.text
+.align 2
+GCC_ASM_EXPORT(__aeabi_llsl)
+
+#
+#VOID
+#EFIAPI
+#__aeabi_llsl (
+# IN  VOID    *Destination,
+# IN  VOID    *Source,
+# IN  UINT32  Size
+# );
+#
+ASM_PFX(__aeabi_llsl):
+    subs     r3,r2,#0x20
+    bpl      1f
+    rsb      r3,r2,#0x20
+    lsl      r1,r1,r2
+    orr      r1,r1,r0,lsr r3
+    lsl      r0,r0,r2
+    bx       lr
+1:
+    lsl      r1,r0,r3
+    mov      r0,#0
+    bx       lr
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsr.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsr.S
new file mode 100644
index 0000000000..3d2c106270
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsr.S
@@ -0,0 +1,40 @@
+#------------------------------------------------------------------------------
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+
+.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
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/CompilerIntrinsicsLib.inf b/ArmPkg/Library/CompilerIntrinsicsLib/CompilerIntrinsicsLib.inf
index e6e728af65..53b1b15c77 100644
--- a/ArmPkg/Library/CompilerIntrinsicsLib/CompilerIntrinsicsLib.inf
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/CompilerIntrinsicsLib.inf
@@ -2,7 +2,7 @@
 #  Base Library implementation.
 #
 #  Copyright (c) 2009, Apple Inc. All rights reserved.<BR>
-#  Copyright (c) 2011, ARM Limited. All rights reserved.
+#  Copyright (c) 2011-2013, ARM Limited. All rights reserved.
 #
 #  This program and the accompanying materials
 #  are licensed and made available under the terms and conditions of the BSD License
@@ -95,6 +95,10 @@
   Arm/uldiv.S      | GCC
   Arm/ldivmod.S    | GCC
 
+  Arm/llsr.S       | GCC
+  Arm/llsl.S       | GCC
+
+
 [Packages]
   MdePkg/MdePkg.dec
 
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