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-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/Llvm_int_lib.h83
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashldi3.S38
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashldi3.c83
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashrdi3.S39
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashrdi3.c84
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/clzsi2.c96
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/ctzsi2.c111
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/div.asm155
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/divdi3.S48
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/divdi3.c77
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/divsi3.S33
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/divsi3.c78
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/lasr.asm41
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/ldivmod.asm54
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsl.asm43
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsr.asm44
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/lshrdi3.S38
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/lshrdi3.c83
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/memcpy.S35
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/memcpy.asm40
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/memcpy4.asm61
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/memset.S35
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/moddi3.S47
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/moddi3.c77
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/modsi3.S28
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/modsi3.c70
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/muldi3.S59
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/muldi3.c98
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/mullu.asm49
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/switch.asm29
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/switch16.S46
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/switch32.S45
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/switch8.S43
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/switchu8.S43
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/ucmpdi2.c82
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivdi3.S28
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivdi3.c71
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivmoddi4.S243
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivmoddi4.c287
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivsi3.S57
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivsi3.c111
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/uldiv.asm268
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/umoddi3.S30
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/umoddi3.c72
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/umodsi3.S40
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/umodsi3.c68
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/uread.asm38
-rw-r--r--ArmPkg/Library/CompilerIntrinsicsLib/Arm/uwrite.asm40
48 files changed, 3468 insertions, 0 deletions
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/Llvm_int_lib.h b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/Llvm_int_lib.h
new file mode 100644
index 0000000000..e2c00a2033
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/Llvm_int_lib.h
@@ -0,0 +1,83 @@
+/** @file
+
+ Copyright (c) 2008-2009 Apple Inc. All rights reserved.<BR>
+
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+#include <Base.h>
+#include <Library/DebugLib.h>
+
+#define CHAR_BIT 8
+
+typedef union {
+ INT64 all;
+ struct {
+ UINT32 low;
+ INT32 high;
+ };
+} dwords;
+
+typedef union {
+ UINT64 all;
+ struct {
+ UINT32 low;
+ UINT32 high;
+ };
+} udwords;
+
+#if __GNUC__
+ #define COUNT_LEADING_ZEROS(_a) __builtin_clz((_a))
+ #define COUNT_TRAILING_ZEROS(_a) __builtin_ctz((_a))
+#else
+#error COUNT_LEADING_ZEROS() and COUNT_TRAILING_ZEROS() macros not ported to your compiler
+#endif
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashldi3.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashldi3.S
new file mode 100644
index 0000000000..ac2bdbafd0
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashldi3.S
@@ -0,0 +1,38 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+ .text
+ .align 2
+ .globl ___ashldi3
+___ashldi3:
+ @ args = 0, pretend = 0, frame = 0
+ @ frame_needed = 0, uses_anonymous_args = 0
+ @ link register save eliminated.
+ cmp r2, #31
+ @ lr needed for prologue
+ bls L2
+ cmp r2, #63
+ subls r2, r2, #32
+ movls r2, r0, asl r2
+ movhi r2, #0
+ mov r1, r2
+ mov r0, #0
+ bx lr
+L2:
+ cmp r2, #0
+ rsbne r3, r2, #32
+ movne r3, r0, lsr r3
+ movne r0, r0, asl r2
+ orrne r1, r3, r1, asl r2
+ bx lr
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashldi3.c b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashldi3.c
new file mode 100644
index 0000000000..f708737035
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashldi3.c
@@ -0,0 +1,83 @@
+/** @file
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+#include "Llvm_int_lib.h"
+
+// Returns: a << b
+
+// Precondition: 0 <= b < bits_in_dword
+
+INT64
+__ashldi3(INT64 a, INT32 b)
+{
+ const int bits_in_word = (int)(sizeof(INT32) * CHAR_BIT);
+ dwords input;
+ dwords result;
+ input.all = a;
+ if (b & bits_in_word) // bits_in_word <= b < bits_in_dword
+ {
+ result.low = 0;
+ result.high = input.low << (b - bits_in_word);
+ }
+ else // 0 <= b < bits_in_word
+ {
+ if (b == 0)
+ return a;
+ result.low = input.low << b;
+ result.high = (input.high << b) | (input.low >> (bits_in_word - b));
+ }
+ return result.all;
+}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashrdi3.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashrdi3.S
new file mode 100644
index 0000000000..fb87c88a09
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashrdi3.S
@@ -0,0 +1,39 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+ .text
+ .align 2
+ .globl ___ashrdi3
+___ashrdi3:
+ @ args = 0, pretend = 0, frame = 0
+ @ frame_needed = 0, uses_anonymous_args = 0
+ @ link register save eliminated.
+ cmp r2, #31
+ @ lr needed for prologue
+ bls L2
+ cmp r2, #63
+ subls r2, r2, #32
+ mov ip, r1, asr #31
+ movls r2, r1, asr r2
+ movhi r2, ip
+ mov r0, r2
+ mov r1, ip
+ bx lr
+L2:
+ cmp r2, #0
+ rsbne r3, r2, #32
+ movne r3, r1, asl r3
+ movne r1, r1, asr r2
+ orrne r0, r3, r0, lsr r2
+ bx lr
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashrdi3.c b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashrdi3.c
new file mode 100644
index 0000000000..ce5134eb64
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashrdi3.c
@@ -0,0 +1,84 @@
+/** @file
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+#include "Llvm_int_lib.h"
+
+// Returns: arithmetic a >> b
+
+// Precondition: 0 <= b < bits_in_dword
+
+INT64
+__ashrdi3(INT64 a, INT32 b)
+{
+ const int bits_in_word = (int)(sizeof(INT32) * CHAR_BIT);
+ dwords input;
+ dwords result;
+ input.all = a;
+ if (b & bits_in_word) // bits_in_word <= b < bits_in_dword
+ {
+ // result.high = input.high < 0 ? -1 : 0
+ result.high = input.high >> (bits_in_word - 1);
+ result.low = input.high >> (b - bits_in_word);
+ }
+ else // 0 <= b < bits_in_word
+ {
+ if (b == 0)
+ return a;
+ result.high = input.high >> b;
+ result.low = (input.high << (bits_in_word - b)) | (input.low >> b);
+ }
+ return result.all;
+}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/clzsi2.c b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/clzsi2.c
new file mode 100644
index 0000000000..c7b4607ca4
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/clzsi2.c
@@ -0,0 +1,96 @@
+/** @file
+ Compiler intrinsic to return the number of leading zeros, ported from LLVM code.
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+
+#include "Llvm_int_lib.h"
+
+// Returns: the number of leading 0-bits
+
+// Precondition: a != 0
+
+INT32
+__clzsi2(INT32 a)
+{
+ UINT32 x = (UINT32)a;
+ INT32 t = ((x & 0xFFFF0000) == 0) << 4; // if (x is small) t = 16 else 0
+ x >>= 16 - t; // x = [0 - 0xFFFF]
+ UINT32 r = t; // r = [0, 16]
+ // return r + clz(x)
+ t = ((x & 0xFF00) == 0) << 3;
+ x >>= 8 - t; // x = [0 - 0xFF]
+ r += t; // r = [0, 8, 16, 24]
+ // return r + clz(x)
+ t = ((x & 0xF0) == 0) << 2;
+ x >>= 4 - t; // x = [0 - 0xF]
+ r += t; // r = [0, 4, 8, 12, 16, 20, 24, 28]
+ // return r + clz(x)
+ t = ((x & 0xC) == 0) << 1;
+ x >>= 2 - t; // x = [0 - 3]
+ r += t; // r = [0 - 30] and is even
+ // return r + clz(x)
+// switch (x)
+// {
+// case 0:
+// return r + 2;
+// case 1:
+// return r + 1;
+// case 2:
+// case 3:
+// return r;
+// }
+ return r + ((2 - x) & -((x & 2) == 0));
+}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ctzsi2.c b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ctzsi2.c
new file mode 100644
index 0000000000..c0e18977ec
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ctzsi2.c
@@ -0,0 +1,111 @@
+/** @file
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/** @file
+ Compiler intrinsic to return the number of trailing zeros, ported from LLVM code.
+
+ Copyright (c) 2008, Apple, Inc.
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+
+#include "Llvm_int_lib.h"
+
+// Returns: the number of trailing 0-bits
+
+// Precondition: a != 0
+
+INT32
+__ctzsi2(INT32 a)
+{
+ UINT32 x = (UINT32)a;
+ INT32 t = ((x & 0x0000FFFF) == 0) << 4; // if (x has no small bits) t = 16 else 0
+ x >>= t; // x = [0 - 0xFFFF] + higher garbage bits
+ UINT32 r = t; // r = [0, 16]
+ // return r + ctz(x)
+ t = ((x & 0x00FF) == 0) << 3;
+ x >>= t; // x = [0 - 0xFF] + higher garbage bits
+ r += t; // r = [0, 8, 16, 24]
+ // return r + ctz(x)
+ t = ((x & 0x0F) == 0) << 2;
+ x >>= t; // x = [0 - 0xF] + higher garbage bits
+ r += t; // r = [0, 4, 8, 12, 16, 20, 24, 28]
+ // return r + ctz(x)
+ t = ((x & 0x3) == 0) << 1;
+ x >>= t;
+ x &= 3; // x = [0 - 3]
+ r += t; // r = [0 - 30] and is even
+ // return r + ctz(x)
+// The branch-less return statement below is equivalent
+// to the following switch statement:
+// switch (x)
+// {
+// case 0:
+// return r + 2;
+// case 2:
+// return r + 1;
+// case 1:
+// case 3:
+// return r;
+// }
+ return r + ((2 - (x >> 1)) & -((x & 1) == 0));
+}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/div.asm b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/div.asm
new file mode 100644
index 0000000000..f6f9bc2d56
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/div.asm
@@ -0,0 +1,155 @@
+//------------------------------------------------------------------------------
+//
+// Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+//
+// 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.
+//
+//------------------------------------------------------------------------------
+
+
+ EXPORT __aeabi_uidiv
+ EXPORT __aeabi_uidivmod
+ EXPORT __aeabi_idiv
+ EXPORT __aeabi_idivmod
+
+ AREA Math, CODE, READONLY
+
+;
+;UINT32
+;EFIAPI
+;__aeabi_uidivmode (
+; IN UINT32 Dividen
+; IN UINT32 Divisor
+; );
+;
+
+__aeabi_uidiv
+__aeabi_uidivmod
+ RSBS r12, r1, r0, LSR #4
+ MOV r2, #0
+ BCC __arm_div4
+ RSBS r12, r1, r0, LSR #8
+ BCC __arm_div8
+ MOV r3, #0
+ B __arm_div_large
+
+;
+;INT32
+;EFIAPI
+;__aeabi_idivmode (
+; IN INT32 Dividen
+; IN INT32 Divisor
+; );
+;
+__aeabi_idiv
+__aeabi_idivmod
+ ORRS r12, r0, r1
+ BMI __arm_div_negative
+ RSBS r12, r1, r0, LSR #1
+ MOV r2, #0
+ BCC __arm_div1
+ RSBS r12, r1, r0, LSR #4
+ BCC __arm_div4
+ RSBS r12, r1, r0, LSR #8
+ BCC __arm_div8
+ MOV r3, #0
+ B __arm_div_large
+__arm_div8
+ RSBS r12, r1, r0, LSR #7
+ SUBCS r0, r0, r1, LSL #7
+ ADC r2, r2, r2
+ RSBS r12, r1, r0,LSR #6
+ SUBCS r0, r0, r1, LSL #6
+ ADC r2, r2, r2
+ RSBS r12, r1, r0, LSR #5
+ SUBCS r0, r0, r1, LSL #5
+ ADC r2, r2, r2
+ RSBS r12, r1, r0, LSR #4
+ SUBCS r0, r0, r1, LSL #4
+ ADC r2, r2, r2
+__arm_div4
+ RSBS r12, r1, r0, LSR #3
+ SUBCS r0, r0, r1, LSL #3
+ ADC r2, r2, r2
+ RSBS r12, r1, r0, LSR #2
+ SUBCS r0, r0, r1, LSL #2
+ ADCS r2, r2, r2
+ RSBS r12, r1, r0, LSR #1
+ SUBCS r0, r0, r1, LSL #1
+ ADC r2, r2, r2
+__arm_div1
+ SUBS r1, r0, r1
+ MOVCC r1, r0
+ ADC r0, r2, r2
+ BX r14
+__arm_div_negative
+ ANDS r2, r1, #0x80000000
+ RSBMI r1, r1, #0
+ EORS r3, r2, r0, ASR #32
+ RSBCS r0, r0, #0
+ RSBS r12, r1, r0, LSR #4
+ BCC label1
+ RSBS r12, r1, r0, LSR #8
+ BCC label2
+__arm_div_large
+ LSL r1, r1, #6
+ RSBS r12, r1, r0, LSR #8
+ ORR r2, r2, #0xfc000000
+ BCC label2
+ LSL r1, r1, #6
+ RSBS r12, r1, r0, LSR #8
+ ORR r2, r2, #0x3f00000
+ BCC label2
+ LSL r1, r1, #6
+ RSBS r12, r1, r0, LSR #8
+ ORR r2, r2, #0xfc000
+ ORRCS r2, r2, #0x3f00
+ LSLCS r1, r1, #6
+ RSBS r12, r1, #0
+ BCS __aeabi_idiv0
+label3
+ LSRCS r1, r1, #6
+label2
+ RSBS r12, r1, r0, LSR #7
+ SUBCS r0, r0, r1, LSL #7
+ ADC r2, r2, r2
+ RSBS r12, r1, r0, LSR #6
+ SUBCS r0, r0, r1, LSL #6
+ ADC r2, r2, r2
+ RSBS r12, r1, r0, LSR #5
+ SUBCS r0, r0, r1, LSL #5
+ ADC r2, r2, r2
+ RSBS r12, r1, r0, LSR #4
+ SUBCS r0, r0, r1, LSL #4
+ ADC r2, r2, r2
+label1
+ RSBS r12, r1, r0, LSR #3
+ SUBCS r0, r0, r1, LSL #3
+ ADC r2, r2, r2
+ RSBS r12, r1, r0, LSR #2
+ SUBCS r0, r0, r1, LSL #2
+ ADCS r2, r2, r2
+ BCS label3
+ RSBS r12, r1, r0, LSR #1
+ SUBCS r0, r0, r1, LSL #1
+ ADC r2, r2, r2
+ SUBS r1, r0, r1
+ MOVCC r1, r0
+ ADC r0, r2, r2
+ ASRS r3, r3, #31
+ RSBMI r0, r0, #0
+ RSBCS r1, r1, #0
+ BX r14
+
+ ; What to do about division by zero? For now, just return.
+__aeabi_idiv0
+ BX r14
+
+ END
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/divdi3.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/divdi3.S
new file mode 100644
index 0000000000..b7d946ecc7
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/divdi3.S
@@ -0,0 +1,48 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+ .text
+ .align 2
+ .globl ___divdi3
+___divdi3:
+ @ args = 0, pretend = 0, frame = 0
+ @ frame_needed = 1, uses_anonymous_args = 0
+ stmfd sp!, {r4, r5, r7, lr}
+ mov r4, r3, asr #31
+ add r7, sp, #8
+ stmfd sp!, {r10, r11}
+ mov r10, r1, asr #31
+ sub sp, sp, #8
+ mov r11, r10
+ mov r5, r4
+ eor r0, r0, r10
+ eor r1, r1, r10
+ eor r2, r2, r4
+ eor r3, r3, r4
+ subs r2, r2, r4
+ sbc r3, r3, r5
+ mov ip, #0
+ subs r0, r0, r10
+ sbc r1, r1, r11
+ str ip, [sp, #0]
+ bl ___udivmoddi4
+ eor r2, r10, r4
+ eor r3, r10, r4
+ eor r0, r0, r2
+ eor r1, r1, r3
+ subs r0, r0, r2
+ sbc r1, r1, r3
+ sub sp, r7, #16
+ ldmfd sp!, {r10, r11}
+ ldmfd sp!, {r4, r5, r7, pc}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/divdi3.c b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/divdi3.c
new file mode 100644
index 0000000000..286a504b49
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/divdi3.c
@@ -0,0 +1,77 @@
+/** @file
+ Compiler intrinsic for 64-bit compare, ported from LLVM code.
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+
+#include "Llvm_int_lib.h"
+
+UINT64 __udivmoddi4(UINT64 a, UINT64 b, UINT64* rem);
+
+// Returns: a / b
+
+INT64
+__divdi3(INT64 a, INT64 b)
+{
+ const int bits_in_dword_m1 = (int)(sizeof(INT64) * CHAR_BIT) - 1;
+ INT64 s_a = a >> bits_in_dword_m1; // s_a = a < 0 ? -1 : 0
+ INT64 s_b = b >> bits_in_dword_m1; // s_b = b < 0 ? -1 : 0
+ a = (a ^ s_a) - s_a; // negate if s_a == -1
+ b = (b ^ s_b) - s_b; // negate if s_b == -1
+ s_a ^= s_b; // sign of quotient
+ return (__udivmoddi4(a, b, (UINT64*)0) ^ s_a) - s_a; // negate if s_a == -1
+}
+
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/divsi3.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/divsi3.S
new file mode 100644
index 0000000000..2651572222
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/divsi3.S
@@ -0,0 +1,33 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+ .text
+ .align 2
+ .globl ___divsi3
+___divsi3:
+ @ args = 0, pretend = 0, frame = 0
+ @ frame_needed = 1, uses_anonymous_args = 0
+ eor r3, r0, r0, asr #31
+ eor r2, r1, r1, asr #31
+ stmfd sp!, {r4, r5, r7, lr}
+ mov r5, r0, asr #31
+ add r7, sp, #8
+ mov r4, r1, asr #31
+ sub r0, r3, r0, asr #31
+ sub r1, r2, r1, asr #31
+ bl ___udivsi3
+ eor r1, r5, r4
+ eor r0, r0, r1
+ rsb r0, r1, r0
+ ldmfd sp!, {r4, r5, r7, pc}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/divsi3.c b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/divsi3.c
new file mode 100644
index 0000000000..56d731ca8e
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/divsi3.c
@@ -0,0 +1,78 @@
+/** @file
+ Compiler intrinsic for 32--bit unsigned division, ported from LLVM code.
+
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+
+#include "Llvm_int_lib.h"
+
+UINT32 __udivsi3(UINT32 n, UINT32 d);
+
+// Returns: a / b
+
+INT32
+__divsi3(INT32 a, INT32 b)
+{
+ const int bits_in_word_m1 = (int)(sizeof(INT32) * CHAR_BIT) - 1;
+ INT32 s_a = a >> bits_in_word_m1; // s_a = a < 0 ? -1 : 0
+ INT32 s_b = b >> bits_in_word_m1; // s_b = b < 0 ? -1 : 0
+ a = (a ^ s_a) - s_a; // negate if s_a == -1
+ b = (b ^ s_b) - s_b; // negate if s_b == -1
+ s_a ^= s_b; // sign of quotient
+ return (__udivsi3(a, b) ^ s_a) - s_a; // negate if s_a == -1
+}
+
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/lasr.asm b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/lasr.asm
new file mode 100644
index 0000000000..9956d064c2
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/lasr.asm
@@ -0,0 +1,41 @@
+//------------------------------------------------------------------------------
+//
+// Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+//
+// 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.
+//
+//------------------------------------------------------------------------------
+
+
+ EXPORT __aeabi_lasr
+
+ AREA Math, CODE, READONLY
+
+;
+;UINT32
+;EFIAPI
+;__aeabi_lasr (
+; IN UINT32 Dividen
+; IN UINT32 Divisor
+; );
+;
+__aeabi_lasr
+ SUBS r3,r2,#0x20
+ BPL {pc} + 0x18 ; 0x1c
+ RSB r3,r2,#0x20
+ LSR r0,r0,r2
+ ORR r0,r0,r1,LSL r3
+ ASR r1,r1,r2
+ BX lr
+ ASR r0,r1,r3
+ ASR r1,r1,#31
+ BX lr
+
+ END
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ldivmod.asm b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ldivmod.asm
new file mode 100644
index 0000000000..cb81608b01
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ldivmod.asm
@@ -0,0 +1,54 @@
+//------------------------------------------------------------------------------
+//
+// Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+//
+// 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.
+//
+//------------------------------------------------------------------------------
+
+
+ EXPORT __aeabi_ldivmod
+ EXTERN __aeabi_uldivmod
+
+ AREA Math, CODE, READONLY
+
+;
+;UINT32
+;EFIAPI
+;__aeabi_uidivmode (
+; IN UINT32 Dividen
+; IN UINT32 Divisor
+; );
+;
+
+__aeabi_ldivmod
+ PUSH {r4,lr}
+ ASRS r4,r1,#1
+ EOR r4,r4,r3,LSR #1
+ BPL {pc} + 0xc ; 0x18
+ RSBS r0,r0,#0
+ RSC r1,r1,#0
+ TST r3,r3
+ BPL {pc} + 0xc ; 0x28
+ RSBS r2,r2,#0
+ RSC r3,r3,#0
+ BL __aeabi_uldivmod ;
+ TST r4,#0x40000000
+ BEQ {pc} + 0xc ; 0x3c
+ RSBS r0,r0,#0
+ RSC r1,r1,#0
+ TST r4,#0x80000000
+ BEQ {pc} + 0xc ; 0x4c
+ RSBS r2,r2,#0
+ RSC r3,r3,#0
+ POP {r4,pc}
+
+ END
+
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsl.asm b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsl.asm
new file mode 100644
index 0000000000..745b984085
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsl.asm
@@ -0,0 +1,43 @@
+//------------------------------------------------------------------------------
+//
+// Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+//
+// 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.
+//
+//------------------------------------------------------------------------------
+
+
+ EXPORT __aeabi_llsl
+
+ AREA Math, CODE, READONLY
+
+;
+;VOID
+;EFIAPI
+;__aeabi_llsl (
+; IN VOID *Destination,
+; IN VOID *Source,
+; IN UINT32 Size
+; );
+;
+
+__aeabi_llsl
+ SUBS r3,r2,#0x20
+ BPL {pc} + 0x18 ; 0x1c
+ RSB r3,r2,#0x20
+ LSL r1,r1,r2
+ ORR r1,r1,r0,LSR r3
+ LSL r0,r0,r2
+ BX lr
+ LSL r1,r0,r3
+ MOV r0,#0
+ BX lr
+
+ END
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsr.asm b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsr.asm
new file mode 100644
index 0000000000..630b542c70
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/llsr.asm
@@ -0,0 +1,44 @@
+//------------------------------------------------------------------------------
+//
+// Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+//
+// 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.
+//
+//------------------------------------------------------------------------------
+
+
+ EXPORT __aeabi_llsr
+
+ AREA Math, CODE, READONLY
+
+;
+;VOID
+;EFIAPI
+;__aeabi_llsr (
+; IN VOID *Destination,
+; IN VOID *Source,
+; IN UINT32 Size
+; );
+;
+__aeabi_llsr
+ SUBS r3,r2,#0x20
+ BPL {pc} + 0x18 ; 0x1c
+ RSB r3,r2,#0x20
+ LSR r0,r0,r2
+ ORR r0,r0,r1,LSL r3
+ LSR r1,r1,r2
+ BX lr
+ LSR r0,r1,r3
+ MOV r1,#0
+ BX lr
+
+ END
+
+
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/lshrdi3.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/lshrdi3.S
new file mode 100644
index 0000000000..2257deef97
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/lshrdi3.S
@@ -0,0 +1,38 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+ .text
+ .align 2
+ .globl ___lshrdi3
+___lshrdi3:
+ @ args = 0, pretend = 0, frame = 0
+ @ frame_needed = 0, uses_anonymous_args = 0
+ @ link register save eliminated.
+ cmp r2, #31
+ @ lr needed for prologue
+ bls L2
+ cmp r2, #63
+ subls r2, r2, #32
+ movls r2, r1, lsr r2
+ movhi r2, #0
+ mov r0, r2
+ mov r1, #0
+ bx lr
+L2:
+ cmp r2, #0
+ rsbne r3, r2, #32
+ movne r3, r1, asl r3
+ movne r1, r1, lsr r2
+ orrne r0, r3, r0, lsr r2
+ bx lr
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/lshrdi3.c b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/lshrdi3.c
new file mode 100644
index 0000000000..14b3c8f00a
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/lshrdi3.c
@@ -0,0 +1,83 @@
+/** @file
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+#include "Llvm_int_lib.h"
+
+// Returns: logical a >> b
+
+// Precondition: 0 <= b < bits_in_dword
+
+INT64
+__lshrdi3(INT64 a, INT32 b)
+{
+ const int bits_in_word = (int)(sizeof(INT32) * CHAR_BIT);
+ udwords input;
+ udwords result;
+ input.all = a;
+ if (b & bits_in_word) // bits_in_word <= b < bits_in_dword
+ {
+ result.high = 0;
+ result.low = input.high >> (b - bits_in_word);
+ }
+ else // 0 <= b < bits_in_word
+ {
+ if (b == 0)
+ return a;
+ result.high = input.high >> b;
+ result.low = (input.high << (bits_in_word - b)) | (input.low >> b);
+ }
+ return result.all;
+}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/memcpy.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/memcpy.S
new file mode 100644
index 0000000000..2582a81f90
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/memcpy.S
@@ -0,0 +1,35 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+ .text
+ .align 2
+ .globl _memcpy
+_memcpy:
+ @ args = 0, pretend = 0, frame = 0
+ @ frame_needed = 1, uses_anonymous_args = 0
+ stmfd sp!, {r7, lr}
+ mov ip, #0
+ add r7, sp, #0
+ mov lr, r0
+ b L4
+L5:
+ ldrb r3, [r1], #1 @ zero_extendqisi2
+ add ip, ip, #1
+ and r3, r3, #255
+ strb r3, [lr], #1
+L4:
+ cmp ip, r2
+ bne L5
+ ldmfd sp!, {r7, pc}
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/memcpy.asm b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/memcpy.asm
new file mode 100644
index 0000000000..60dbcf2ab5
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/memcpy.asm
@@ -0,0 +1,40 @@
+//------------------------------------------------------------------------------
+//
+// Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+//
+// 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.
+//
+//------------------------------------------------------------------------------
+
+
+ EXPORT __aeabi_memcpy
+
+ AREA Memcpy, CODE, READONLY
+
+;
+;VOID
+;EFIAPI
+;__aeabi_memcpy (
+; IN VOID *Destination,
+; IN VOID *Source,
+; IN UINT32 Size
+; );
+;
+__aeabi_memcpy
+ CMP r2, #0
+ BXEQ r14
+loop
+ LDRB r3, [r1], #1
+ STRB r3, [r0], #1
+ SUBS r2, r2, #1
+ BXEQ r14
+ B loop
+
+ END
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/memcpy4.asm b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/memcpy4.asm
new file mode 100644
index 0000000000..fb251c1eaa
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/memcpy4.asm
@@ -0,0 +1,61 @@
+//------------------------------------------------------------------------------
+//
+// Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+//
+// 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.
+//
+//------------------------------------------------------------------------------
+
+
+ EXPORT __aeabi_memcpy4
+
+ AREA Memcpy4, CODE, READONLY
+
+;
+;VOID
+;EFIAPI
+;__aeabi_memcpy (
+; IN VOID *Destination,
+; IN VOID *Source,
+; IN UINT32 Size
+; );
+;
+__aeabi_memcpy4
+ stmdb sp!, {r4, lr}
+ subs r2, r2, #32 ; 0x20
+ bcc memcpy4_label2
+memcpy4_label1
+ ldmcsia r1!, {r3, r4, ip, lr}
+ stmcsia r0!, {r3, r4, ip, lr}
+ ldmcsia r1!, {r3, r4, ip, lr}
+ stmcsia r0!, {r3, r4, ip, lr}
+ subcss r2, r2, #32 ; 0x20
+ bcs memcpy4_label1
+memcpy4_label2
+ movs ip, r2, lsl #28
+ ldmcsia r1!, {r3, r4, ip, lr}
+ stmcsia r0!, {r3, r4, ip, lr}
+ ldmmiia r1!, {r3, r4}
+ stmmiia r0!, {r3, r4}
+ ldmia sp!, {r4, lr}
+ movs ip, r2, lsl #30
+ ldrcs r3, [r1], #4
+ strcs r3, [r0], #4
+ bxeq lr
+
+_memcpy4_lastbytes_aligned
+ movs r2, r2, lsl #31
+ ldrcsh r3, [r1], #2
+ ldrmib r2, [r1], #1
+ strcsh r3, [r0], #2
+ strmib r2, [r0], #1
+ bx lr
+
+ END
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/memset.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/memset.S
new file mode 100644
index 0000000000..f88464483b
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/memset.S
@@ -0,0 +1,35 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+
+ .text
+ .align 2
+ .globl _memset
+_memset:
+ @ args = 0, pretend = 0, frame = 0
+ @ frame_needed = 1, uses_anonymous_args = 0
+ stmfd sp!, {r7, lr}
+ mov ip, #0
+ add r7, sp, #0
+ mov lr, r0
+ b L9
+L10:
+ and r3, r1, #255
+ add ip, ip, #1
+ strb r3, [lr], #1
+L9:
+ cmp ip, r2
+ bne L10
+ ldmfd sp!, {r7, pc}
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/moddi3.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/moddi3.S
new file mode 100644
index 0000000000..7af8d21683
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/moddi3.S
@@ -0,0 +1,47 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+ .text
+ .align 2
+ .globl ___moddi3
+___moddi3:
+ @ args = 0, pretend = 0, frame = 8
+ @ frame_needed = 1, uses_anonymous_args = 0
+ stmfd sp!, {r4, r5, r7, lr}
+ mov r4, r1, asr #31
+ add r7, sp, #8
+ stmfd sp!, {r10, r11}
+ mov r10, r3, asr #31
+ sub sp, sp, #16
+ mov r5, r4
+ mov r11, r10
+ eor r0, r0, r4
+ eor r1, r1, r4
+ eor r2, r2, r10
+ eor r3, r3, r10
+ add ip, sp, #8
+ subs r0, r0, r4
+ sbc r1, r1, r5
+ subs r2, r2, r10
+ sbc r3, r3, r11
+ str ip, [sp, #0]
+ bl ___udivmoddi4
+ ldrd r0, [sp, #8]
+ eor r0, r0, r4
+ eor r1, r1, r4
+ subs r0, r0, r4
+ sbc r1, r1, r5
+ sub sp, r7, #16
+ ldmfd sp!, {r10, r11}
+ ldmfd sp!, {r4, r5, r7, pc}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/moddi3.c b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/moddi3.c
new file mode 100644
index 0000000000..796b179dd3
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/moddi3.c
@@ -0,0 +1,77 @@
+/** @file
+ Compiler intrinsic for 64-bit mod, ported from LLVM code.
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+
+#include "Llvm_int_lib.h"
+
+UINT64 __udivmoddi4(UINT64 a, UINT64 b, UINT64* rem);
+
+// Returns: a % b
+
+INT64
+__moddi3(INT64 a, INT64 b)
+{
+ const int bits_in_dword_m1 = (int)(sizeof(INT64) * CHAR_BIT) - 1;
+ INT64 s = b >> bits_in_dword_m1; // s = b < 0 ? -1 : 0
+ b = (b ^ s) - s; // negate if s == -1
+ s = a >> bits_in_dword_m1; // s = a < 0 ? -1 : 0
+ a = (a ^ s) - s; // negate if s == -1
+ INT64 r;
+ __udivmoddi4(a, b, (UINT64*)&r);
+ return (r ^ s) - s; // negate if s == -1
+}
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/modsi3.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/modsi3.S
new file mode 100644
index 0000000000..14d8542198
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/modsi3.S
@@ -0,0 +1,28 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+ .text
+ .align 2
+ .globl ___modsi3
+___modsi3:
+ @ args = 0, pretend = 0, frame = 0
+ @ frame_needed = 1, uses_anonymous_args = 0
+ stmfd sp!, {r4, r5, r7, lr}
+ add r7, sp, #8
+ mov r5, r0
+ mov r4, r1
+ bl ___divsi3
+ mul r0, r4, r0
+ rsb r0, r0, r5
+ ldmfd sp!, {r4, r5, r7, pc}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/modsi3.c b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/modsi3.c
new file mode 100644
index 0000000000..45e0afd0d1
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/modsi3.c
@@ -0,0 +1,70 @@
+/** @file
+ Compiler intrinsic for 32-bit mod, ported from LLVM code.
+
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+
+#include "Llvm_int_lib.h"
+
+// Returns: a % b
+
+INT32
+__modsi3(INT32 a, INT32 b)
+{
+ return a - (a / b) * b;
+}
+
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/muldi3.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/muldi3.S
new file mode 100644
index 0000000000..a36dbff8c3
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/muldi3.S
@@ -0,0 +1,59 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+ .text
+ .align 2
+ .globl ___muldi3
+___muldi3:
+ @ args = 0, pretend = 0, frame = 8
+ @ frame_needed = 1, uses_anonymous_args = 0
+ stmfd sp!, {r4, r5, r6, r7, lr}
+ add r7, sp, #12
+ stmfd sp!, {r8, r10, r11}
+ ldr r11, L4
+ mov r4, r0, lsr #16
+ and r8, r0, r11
+ and ip, r2, r11
+ mul lr, ip, r8
+ mul ip, r4, ip
+ sub sp, sp, #8
+ add r10, ip, lr, lsr #16
+ and ip, r10, r11
+ and lr, lr, r11
+ mov r6, r2, lsr #16
+ str r4, [sp, #4]
+ add r4, lr, ip, asl #16
+ mul ip, r8, r6
+ mov r5, r10, lsr #16
+ add r10, ip, r4, lsr #16
+ and ip, r10, r11
+ and lr, r4, r11
+ add r4, lr, ip, asl #16
+ mul r0, r3, r0
+ add ip, r5, r10, lsr #16
+ ldr r5, [sp, #4]
+ mla r0, r2, r1, r0
+ mla r5, r6, r5, ip
+ mov r10, r4
+ add r11, r0, r5
+ mov r1, r11
+ mov r0, r4
+ sub sp, r7, #24
+ ldmfd sp!, {r8, r10, r11}
+ ldmfd sp!, {r4, r5, r6, r7, pc}
+ .p2align 2
+L5:
+ .align 2
+L4:
+ .long 65535
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/muldi3.c b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/muldi3.c
new file mode 100644
index 0000000000..88c88cec2d
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/muldi3.c
@@ -0,0 +1,98 @@
+/** @file
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+#include <Base.h>
+#include "Llvm_int_lib.h"
+
+
+// Returns: a * b
+
+static
+INT64
+__muldsi3(UINT32 a, UINT32 b)
+{
+ dwords r;
+ const int bits_in_word_2 = (int)(sizeof(INT32) * CHAR_BIT) / 2;
+ const UINT32 lower_mask = (UINT32)~0 >> bits_in_word_2;
+ r.low = (a & lower_mask) * (b & lower_mask);
+ UINT32 t = r.low >> bits_in_word_2;
+ r.low &= lower_mask;
+ t += (a >> bits_in_word_2) * (b & lower_mask);
+ r.low += (t & lower_mask) << bits_in_word_2;
+ r.high = t >> bits_in_word_2;
+ t = r.low >> bits_in_word_2;
+ r.low &= lower_mask;
+ t += (b >> bits_in_word_2) * (a & lower_mask);
+ r.low += (t & lower_mask) << bits_in_word_2;
+ r.high += t >> bits_in_word_2;
+ r.high += (a >> bits_in_word_2) * (b >> bits_in_word_2);
+ return r.all;
+}
+
+// Returns: a * b
+
+INT64
+__muldi3(INT64 a, INT64 b)
+{
+ dwords x;
+ x.all = a;
+ dwords y;
+ y.all = b;
+ dwords r;
+ r.all = __muldsi3(x.low, y.low);
+ r.high += x.high * y.low + x.low * y.high;
+ return r.all;
+}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/mullu.asm b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/mullu.asm
new file mode 100644
index 0000000000..baf7caa006
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/mullu.asm
@@ -0,0 +1,49 @@
+//------------------------------------------------------------------------------
+//
+// Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+//
+// 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.
+//
+//------------------------------------------------------------------------------
+
+
+ EXPORT __ARM_ll_mullu
+ EXPORT __aeabi_lmul
+
+ AREA Math, CODE, READONLY
+
+;
+;INT64
+;EFIAPI
+;__aeabi_lmul (
+; IN INT64 Multiplicand
+; IN INT32 Multiplier
+; );
+;
+__ARM_ll_mullu
+ mov r3, #0
+// Make upper part of INT64 Multiplier 0 and use __aeabi_lmul
+
+;
+;INT64
+;EFIAPI
+;__aeabi_lmul (
+; IN INT64 Multiplicand
+; IN INT64 Multiplier
+; );
+;
+__aeabi_lmul
+ stmdb sp!, {lr}
+ mov lr, r0
+ umull r0, ip, r2, lr
+ mla r1, r2, r1, ip
+ mla r1, r3, lr, r1
+ ldmia sp!, {pc}
+
+ END
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/switch.asm b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/switch.asm
new file mode 100644
index 0000000000..2e26160363
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/switch.asm
@@ -0,0 +1,29 @@
+///------------------------------------------------------------------------------
+//
+// Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+//
+// 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.
+//
+//------------------------------------------------------------------------------
+
+
+
+ EXPORT __ARM_switch8
+
+ AREA ArmSwitch, CODE, READONLY
+
+__ARM_switch8
+ LDRB r12,[lr,#-1]
+ CMP r3,r12
+ LDRBCC r3,[lr,r3]
+ LDRBCS r3,[lr,r12]
+ ADD r12,lr,r3,LSL #1
+ BX r12
+
+ END
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/switch16.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/switch16.S
new file mode 100644
index 0000000000..48e2ab74df
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/switch16.S
@@ -0,0 +1,46 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+#/** @file
+# Compiler intrinsic for ARM compiler
+#
+# Copyright (c) 2008, Apple, Inc.
+# 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.;
+#
+#**/
+#
+
+.text
+.p2align 2
+
+.globl ASM_PFX(__switch16)
+
+
+ASM_PFX(__switch16):
+ ldrh ip, [lr, #-1]
+ cmp r0, ip
+ add r0, lr, r0, lsl #1
+ ldrccsh r0, [r0, #1]
+ add ip, lr, ip, lsl #1
+ ldrcssh r0, [ip, #1]
+ add ip, lr, r0, lsl #1
+ bx ip
+
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/switch32.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/switch32.S
new file mode 100644
index 0000000000..5ecffa6fee
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/switch32.S
@@ -0,0 +1,45 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+#/** @file
+# Compiler intrinsic for ARM compiler
+#
+# Copyright (c) 2008, Apple, Inc.
+# 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.;
+#
+#**/
+#
+
+.text
+.p2align 2
+
+.globl ASM_PFX(__switch32)
+
+
+ASM_PFX(__switch32):
+ ldr ip, [lr, #-1]
+ cmp r0, ip
+ add r0, lr, r0, lsl #2
+ ldrcc r0, [r0, #3]
+ add ip, lr, ip, lsl #2
+ ldrcs r0, [ip, #3]
+ add ip, lr, r0
+ bx ip
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/switch8.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/switch8.S
new file mode 100644
index 0000000000..947156ee57
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/switch8.S
@@ -0,0 +1,43 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+#/** @file
+# Compiler intrinsic for ARM compiler
+#
+# Copyright (c) 2008, Apple, Inc.
+# 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.;
+#
+#**/
+#
+
+.text
+.p2align 2
+
+.globl ASM_PFX(__switch8)
+
+
+ASM_PFX(__switch8):
+ ldrb ip, [lr, #-1]
+ cmp r0, ip
+ ldrccsb r0, [lr, r0]
+ ldrcssb r0, [lr, ip]
+ add ip, lr, r0, lsl #1
+ bx ip
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/switchu8.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/switchu8.S
new file mode 100644
index 0000000000..e49204fdd4
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/switchu8.S
@@ -0,0 +1,43 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+#/** @file
+# Compiler intrinsic for ARM compiler
+#
+# Copyright (c) 2008, Apple, Inc.
+# 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.;
+#
+#**/
+#
+
+.text
+.p2align 2
+
+.globl ASM_PFX(__switchu8)
+
+
+ASM_PFX(__switchu8):
+ ldrb ip,[lr,#-1]
+ cmp r3,ip
+ ldrccb r3,[lr,r3]
+ ldrcsb r3,[lr,ip]
+ add ip,lr,r3,LSL #1
+ bx ip
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ucmpdi2.c b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ucmpdi2.c
new file mode 100644
index 0000000000..0cf1404b32
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/ucmpdi2.c
@@ -0,0 +1,82 @@
+/** @file
+ Compiler intrinsic for 64-bit compare, ported from LLVM code.
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+
+#include "Llvm_int_lib.h"
+
+
+// Returns: if (a < b) returns 0
+// if (a == b) returns 1
+// if (a > b) returns 2
+
+UINT32
+__ucmpdi2(UINT64 a, UINT64 b)
+{
+ udwords x;
+ x.all = a;
+ udwords y;
+ y.all = b;
+ if (x.high < y.high)
+ return 0;
+ if (x.high > y.high)
+ return 2;
+ if (x.low < y.low)
+ return 0;
+ if (x.low > y.low)
+ return 2;
+ return 1;
+}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivdi3.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivdi3.S
new file mode 100644
index 0000000000..fd7715da66
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivdi3.S
@@ -0,0 +1,28 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+ .text
+ .align 2
+ .globl ___udivdi3
+___udivdi3:
+ @ args = 0, pretend = 0, frame = 0
+ @ frame_needed = 1, uses_anonymous_args = 0
+ stmfd sp!, {r7, lr}
+ add r7, sp, #0
+ sub sp, sp, #8
+ mov ip, #0
+ str ip, [sp, #0]
+ bl ___udivmoddi4
+ sub sp, r7, #0
+ ldmfd sp!, {r7, pc}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivdi3.c b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivdi3.c
new file mode 100644
index 0000000000..1a04ea7dd1
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivdi3.c
@@ -0,0 +1,71 @@
+/** @file
+ Compiler intrinsic for 64-bit unisigned div, ported from LLVM code.
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+
+#include "Llvm_int_lib.h"
+
+UINT64 __udivmoddi4 (UINT64 a, UINT64 b, UINT64 *rem);
+
+// Returns: a / b
+
+UINT64
+__udivdi3(UINT64 a, UINT64 b)
+{
+ return __udivmoddi4(a, b, 0);
+}
+
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivmoddi4.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivmoddi4.S
new file mode 100644
index 0000000000..1e54baec24
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivmoddi4.S
@@ -0,0 +1,243 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+ .text
+ .align 2
+ .globl ___udivmoddi4
+___udivmoddi4:
+ @ args = 8, pretend = 0, frame = 16
+ @ frame_needed = 1, uses_anonymous_args = 0
+ stmfd sp!, {r4, r5, r6, r7, lr}
+ add r7, sp, #12
+ stmfd sp!, {r10, r11}
+ sub sp, sp, #20
+ stmia sp, {r2-r3}
+ ldr r6, [sp, #48]
+ orrs r2, r2, r3
+ mov r10, r0
+ mov r11, r1
+ beq L2
+ subs ip, r1, #0
+ bne L4
+ cmp r3, #0
+ bne L6
+ cmp r6, #0
+ beq L8
+ mov r1, r2
+ bl ___umodsi3
+ mov r1, #0
+ stmia r6, {r0-r1}
+L8:
+ ldr r1, [sp, #0]
+ mov r0, r10
+ b L45
+L6:
+ cmp r6, #0
+ movne r1, #0
+ stmneia r6, {r0-r1}
+ b L2
+L4:
+ ldr r1, [sp, #0]
+ cmp r1, #0
+ bne L12
+ ldr r2, [sp, #4]
+ cmp r2, #0
+ bne L14
+ cmp r6, #0
+ beq L16
+ mov r1, r2
+ mov r0, r11
+ bl ___umodsi3
+ mov r1, #0
+ stmia r6, {r0-r1}
+L16:
+ ldr r1, [sp, #4]
+ mov r0, r11
+L45:
+ bl ___udivsi3
+L46:
+ mov r10, r0
+ mov r11, #0
+ b L10
+L14:
+ subs r1, r0, #0
+ bne L18
+ cmp r6, #0
+ beq L16
+ ldr r1, [sp, #4]
+ mov r0, r11
+ bl ___umodsi3
+ mov r4, r10
+ mov r5, r0
+ stmia r6, {r4-r5}
+ b L16
+L18:
+ sub r3, r2, #1
+ tst r2, r3
+ bne L22
+ cmp r6, #0
+ movne r4, r0
+ andne r5, ip, r3
+ stmneia r6, {r4-r5}
+L24:
+ rsb r3, r2, #0
+ and r3, r2, r3
+ clz r3, r3
+ rsb r3, r3, #31
+ mov r0, ip, lsr r3
+ b L46
+L22:
+ clz r2, r2
+ clz r3, ip
+ rsb r3, r3, r2
+ cmp r3, #30
+ bhi L48
+ rsb r2, r3, #31
+ add lr, r3, #1
+ mov r3, r1, asl r2
+ str r3, [sp, #12]
+ mov r3, r1, lsr lr
+ ldr r0, [sp, #0]
+ mov r5, ip, lsr lr
+ orr r4, r3, ip, asl r2
+ str r0, [sp, #8]
+ b L29
+L12:
+ ldr r3, [sp, #4]
+ cmp r3, #0
+ bne L30
+ sub r3, r1, #1
+ tst r1, r3
+ bne L32
+ cmp r6, #0
+ andne r3, r3, r0
+ movne r2, r3
+ movne r3, #0
+ stmneia r6, {r2-r3}
+L34:
+ cmp r1, #1
+ beq L10
+ rsb r3, r1, #0
+ and r3, r1, r3
+ clz r3, r3
+ rsb r0, r3, #31
+ mov r1, ip, lsr r0
+ rsb r3, r0, #32
+ mov r0, r10, lsr r0
+ orr ip, r0, ip, asl r3
+ str r1, [sp, #12]
+ str ip, [sp, #8]
+ ldrd r10, [sp, #8]
+ b L10
+L32:
+ clz r2, r1
+ clz r3, ip
+ rsb r3, r3, r2
+ rsb r4, r3, #31
+ mov r2, r0, asl r4
+ mvn r1, r3
+ and r2, r2, r1, asr #31
+ add lr, r3, #33
+ str r2, [sp, #8]
+ add r2, r3, #1
+ mov r3, r3, asr #31
+ and r0, r3, r0, asl r1
+ mov r3, r10, lsr r2
+ orr r3, r3, ip, asl r4
+ and r3, r3, r1, asr #31
+ orr r0, r0, r3
+ mov r3, ip, lsr lr
+ str r0, [sp, #12]
+ mov r0, r10, lsr lr
+ and r5, r3, r2, asr #31
+ rsb r3, lr, #31
+ mov r3, r3, asr #31
+ orr r0, r0, ip, asl r1
+ and r3, r3, ip, lsr r2
+ and r0, r0, r2, asr #31
+ orr r4, r3, r0
+ b L29
+L30:
+ clz r2, r3
+ clz r3, ip
+ rsb r3, r3, r2
+ cmp r3, #31
+ bls L37
+L48:
+ cmp r6, #0
+ stmneia r6, {r10-r11}
+ b L2
+L37:
+ rsb r1, r3, #31
+ mov r0, r0, asl r1
+ add lr, r3, #1
+ mov r2, #0
+ str r0, [sp, #12]
+ mov r0, r10, lsr lr
+ str r2, [sp, #8]
+ sub r2, r3, #31
+ and r0, r0, r2, asr #31
+ mov r3, ip, lsr lr
+ orr r4, r0, ip, asl r1
+ and r5, r3, r2, asr #31
+L29:
+ mov ip, #0
+ mov r10, ip
+ b L40
+L41:
+ ldr r1, [sp, #12]
+ ldr r2, [sp, #8]
+ mov r3, r4, lsr #31
+ orr r5, r3, r5, asl #1
+ mov r3, r1, lsr #31
+ orr r4, r3, r4, asl #1
+ mov r3, r2, lsr #31
+ orr r0, r3, r1, asl #1
+ orr r1, ip, r2, asl #1
+ ldmia sp, {r2-r3}
+ str r0, [sp, #12]
+ subs r2, r2, r4
+ sbc r3, r3, r5
+ str r1, [sp, #8]
+ subs r0, r2, #1
+ sbc r1, r3, #0
+ mov r2, r1, asr #31
+ ldmia sp, {r0-r1}
+ mov r3, r2
+ and ip, r2, #1
+ and r3, r3, r1
+ and r2, r2, r0
+ subs r4, r4, r2
+ sbc r5, r5, r3
+ add r10, r10, #1
+L40:
+ cmp r10, lr
+ bne L41
+ ldrd r0, [sp, #8]
+ adds r0, r0, r0
+ adc r1, r1, r1
+ cmp r6, #0
+ orr r10, r0, ip
+ mov r11, r1
+ stmneia r6, {r4-r5}
+ b L10
+L2:
+ mov r10, #0
+ mov r11, #0
+L10:
+ mov r0, r10
+ mov r1, r11
+ sub sp, r7, #20
+ ldmfd sp!, {r10, r11}
+ ldmfd sp!, {r4, r5, r6, r7, pc}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivmoddi4.c b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivmoddi4.c
new file mode 100644
index 0000000000..58f7554cc3
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivmoddi4.c
@@ -0,0 +1,287 @@
+/** @file
+ Compiler intrinsic for 64-bit compare, ported from LLVM code.
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+
+#include "Llvm_int_lib.h"
+
+// Effects: if rem != 0, *rem = a % b
+// Returns: a / b
+
+// Translated from Figure 3-40 of The PowerPC Compiler Writer's Guide
+
+UINT64
+__udivmoddi4 (UINT64 a, UINT64 b, UINT64* rem)
+{
+ const unsigned n_uword_bits = sizeof(UINT32) * CHAR_BIT;
+ const unsigned n_udword_bits = sizeof(UINT64) * CHAR_BIT;
+ udwords n;
+ n.all = a;
+ udwords d;
+ d.all = b;
+ udwords q;
+ udwords r;
+ unsigned sr;
+
+ if (b == 0) {
+// ASSERT (FALSE);
+ return 0;
+ }
+
+ // special cases, X is unknown, K != 0
+ if (n.high == 0)
+ {
+ if (d.high == 0)
+ {
+ // 0 X
+ // ---
+ // 0 X
+ if (rem)
+ *rem = n.low % d.low;
+ return n.low / d.low;
+ }
+ // 0 X
+ // ---
+ // K X
+ if (rem)
+ *rem = n.low;
+ return 0;
+ }
+ // n.high != 0
+ if (d.low == 0)
+ {
+ if (d.high == 0)
+ {
+ // K X
+ // ---
+ // 0 0
+ if (rem)
+ *rem = n.high % d.low;
+ return n.high / d.low;
+ }
+ // d.high != 0
+ if (n.low == 0)
+ {
+ // K 0
+ // ---
+ // K 0
+ if (rem)
+ {
+ r.high = n.high % d.high;
+ r.low = 0;
+ *rem = r.all;
+ }
+ return n.high / d.high;
+ }
+ // K K
+ // ---
+ // K 0
+ if ((d.high & (d.high - 1)) == 0) // if d is a power of 2
+ {
+ if (rem)
+ {
+ r.low = n.low;
+ r.high = n.high & (d.high - 1);
+ *rem = r.all;
+ }
+ return n.high >> COUNT_TRAILING_ZEROS(d.high);
+ }
+ // K K
+ // ---
+ // K 0
+ sr = COUNT_LEADING_ZEROS(d.high) - COUNT_LEADING_ZEROS(n.high);
+ // 0 <= sr <= n_uword_bits - 2 or sr large
+ if (sr > n_uword_bits - 2)
+ {
+ if (rem)
+ *rem = n.all;
+ return 0;
+ }
+ ++sr;
+ // 1 <= sr <= n_uword_bits - 1
+ // q.all = n.all << (n_udword_bits - sr);
+ q.low = 0;
+ q.high = n.low << (n_uword_bits - sr);
+ // r.all = n.all >> sr;
+ r.high = n.high >> sr;
+ r.low = (n.high << (n_uword_bits - sr)) | (n.low >> sr);
+ }
+ else // d.low != 0
+ {
+ if (d.high == 0)
+ {
+ // K X
+ // ---
+ // 0 K
+ if ((d.low & (d.low - 1)) == 0) // if d is a power of 2
+ {
+ if (rem)
+ *rem = n.low & (d.low - 1);
+ if (d.low == 1)
+ return n.all;
+ unsigned sr = COUNT_TRAILING_ZEROS(d.low);
+ q.high = n.high >> sr;
+ q.low = (n.high << (n_uword_bits - sr)) | (n.low >> sr);
+ return q.all;
+ }
+ // K X
+ // ---
+ // 0 K
+ sr = 1 + n_uword_bits + COUNT_LEADING_ZEROS(d.low) - COUNT_LEADING_ZEROS(n.high);
+ // 2 <= sr <= n_udword_bits - 1
+ // q.all = n.all << (n_udword_bits - sr);
+ // r.all = n.all >> sr;
+ // if (sr == n_uword_bits)
+ // {
+ // q.low = 0;
+ // q.high = n.low;
+ // r.high = 0;
+ // r.low = n.high;
+ // }
+ // else if (sr < n_uword_bits) // 2 <= sr <= n_uword_bits - 1
+ // {
+ // q.low = 0;
+ // q.high = n.low << (n_uword_bits - sr);
+ // r.high = n.high >> sr;
+ // r.low = (n.high << (n_uword_bits - sr)) | (n.low >> sr);
+ // }
+ // else // n_uword_bits + 1 <= sr <= n_udword_bits - 1
+ // {
+ // q.low = n.low << (n_udword_bits - sr);
+ // q.high = (n.high << (n_udword_bits - sr)) |
+ // (n.low >> (sr - n_uword_bits));
+ // r.high = 0;
+ // r.low = n.high >> (sr - n_uword_bits);
+ // }
+ q.low = (n.low << (n_udword_bits - sr)) &
+ ((INT32)(n_uword_bits - sr) >> (n_uword_bits-1));
+ q.high = ((n.low << ( n_uword_bits - sr)) &
+ ((INT32)(sr - n_uword_bits - 1) >> (n_uword_bits-1))) |
+ (((n.high << (n_udword_bits - sr)) |
+ (n.low >> (sr - n_uword_bits))) &
+ ((INT32)(n_uword_bits - sr) >> (n_uword_bits-1)));
+ r.high = (n.high >> sr) &
+ ((INT32)(sr - n_uword_bits) >> (n_uword_bits-1));
+ r.low = ((n.high >> (sr - n_uword_bits)) &
+ ((INT32)(n_uword_bits - sr - 1) >> (n_uword_bits-1))) |
+ (((n.high << (n_uword_bits - sr)) |
+ (n.low >> sr)) &
+ ((INT32)(sr - n_uword_bits) >> (n_uword_bits-1)));
+ }
+ else
+ {
+ // K X
+ // ---
+ // K K
+ sr = COUNT_LEADING_ZEROS(d.high) - COUNT_LEADING_ZEROS(n.high);
+ // 0 <= sr <= n_uword_bits - 1 or sr large
+ if (sr > n_uword_bits - 1)
+ {
+ if (rem)
+ *rem = n.all;
+ return 0;
+ }
+ ++sr;
+ // 1 <= sr <= n_uword_bits
+ // q.all = n.all << (n_udword_bits - sr);
+ q.low = 0;
+ q.high = n.low << (n_uword_bits - sr);
+ // r.all = n.all >> sr;
+ // if (sr < n_uword_bits)
+ // {
+ // r.high = n.high >> sr;
+ // r.low = (n.high << (n_uword_bits - sr)) | (n.low >> sr);
+ // }
+ // else
+ // {
+ // r.high = 0;
+ // r.low = n.high;
+ // }
+ r.high = (n.high >> sr) &
+ ((INT32)(sr - n_uword_bits) >> (n_uword_bits-1));
+ r.low = (n.high << (n_uword_bits - sr)) |
+ ((n.low >> sr) &
+ ((INT32)(sr - n_uword_bits) >> (n_uword_bits-1)));
+ }
+ }
+ // Not a special case
+ // q and r are initialized with:
+ // q.all = n.all << (n_udword_bits - sr);
+ // r.all = n.all >> sr;
+ // 1 <= sr <= n_udword_bits - 1
+ UINT32 carry = 0;
+ for (; sr > 0; --sr)
+ {
+ // r:q = ((r:q) << 1) | carry
+ r.high = (r.high << 1) | (r.low >> (n_uword_bits - 1));
+ r.low = (r.low << 1) | (q.high >> (n_uword_bits - 1));
+ q.high = (q.high << 1) | (q.low >> (n_uword_bits - 1));
+ q.low = (q.low << 1) | carry;
+ // carry = 0;
+ // if (r.all >= d.all)
+ // {
+ // r.all -= d.all;
+ // carry = 1;
+ // }
+ const INT64 s = (INT64)(d.all - r.all - 1) >> (n_udword_bits - 1);
+ carry = s & 1;
+ r.all -= d.all & s;
+ }
+ q.all = (q.all << 1) | carry;
+ if (rem)
+ *rem = r.all;
+ return q.all;
+}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivsi3.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivsi3.S
new file mode 100644
index 0000000000..e5a0afa053
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivsi3.S
@@ -0,0 +1,57 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+ .text
+ .align 2
+ .globl ___udivsi3
+___udivsi3:
+ @ args = 0, pretend = 0, frame = 0
+ @ frame_needed = 1, uses_anonymous_args = 0
+ cmp r1, #0
+ cmpne r0, #0
+ stmfd sp!, {r4, r5, r7, lr}
+ add r7, sp, #8
+ beq L2
+ clz r2, r1
+ clz r3, r0
+ rsb r3, r3, r2
+ cmp r3, #31
+ bhi L2
+ ldmeqfd sp!, {r4, r5, r7, pc}
+ add r5, r3, #1
+ rsb r3, r3, #31
+ mov lr, #0
+ mov r2, r0, asl r3
+ mov ip, r0, lsr r5
+ mov r4, lr
+ b L8
+L9:
+ mov r0, r2, lsr #31
+ orr ip, r0, ip, asl #1
+ orr r2, r3, lr
+ rsb r3, ip, r1
+ sub r3, r3, #1
+ and r0, r1, r3, asr #31
+ mov lr, r3, lsr #31
+ rsb ip, r0, ip
+ add r4, r4, #1
+L8:
+ cmp r4, r5
+ mov r3, r2, asl #1
+ bne L9
+ orr r0, r3, lr
+ ldmfd sp!, {r4, r5, r7, pc}
+L2:
+ mov r0, #0
+ ldmfd sp!, {r4, r5, r7, pc}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivsi3.c b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivsi3.c
new file mode 100644
index 0000000000..59d5b23643
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivsi3.c
@@ -0,0 +1,111 @@
+/** @file
+ Compiler intrinsic for 32-bit unsigned div, ported from LLVM code.
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+
+#include "Llvm_int_lib.h"
+
+
+// Returns: n / d
+
+// Translated from Figure 3-40 of The PowerPC Compiler Writer's Guide
+
+UINT32
+__udivsi3(UINT32 n, UINT32 d)
+{
+ const unsigned n_uword_bits = sizeof(UINT32) * CHAR_BIT;
+ UINT32 q;
+ UINT32 r;
+ unsigned sr;
+
+ // special cases
+ if (d == 0) {
+// ASSERT (FALSE);
+ return 0; // ?!
+ }
+ if (n == 0)
+ return 0;
+
+ sr = COUNT_LEADING_ZEROS(d) - COUNT_LEADING_ZEROS(n);
+ // 0 <= sr <= n_uword_bits - 1 or sr large
+ if (sr > n_uword_bits - 1) // d > r
+ return 0;
+ if (sr == n_uword_bits - 1) // d == 1
+ return n;
+ ++sr;
+ // 1 <= sr <= n_uword_bits - 1
+ // Not a special case
+ q = n << (n_uword_bits - sr);
+ r = n >> sr;
+ UINT32 carry = 0;
+ for (; sr > 0; --sr)
+ {
+ // r:q = ((r:q) << 1) | carry
+ r = (r << 1) | (q >> (n_uword_bits - 1));
+ q = (q << 1) | carry;
+ // carry = 0;
+ // if (r.all >= d.all)
+ // {
+ // r.all -= d.all;
+ // carry = 1;
+ // }
+ const INT32 s = (INT32)(d - r - 1) >> (n_uword_bits - 1);
+ carry = s & 1;
+ r -= d & s;
+ }
+ q = (q << 1) | carry;
+ return q;
+}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/uldiv.asm b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/uldiv.asm
new file mode 100644
index 0000000000..a26ac762a4
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/uldiv.asm
@@ -0,0 +1,268 @@
+//------------------------------------------------------------------------------
+//
+// Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+//
+// 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.
+//
+//------------------------------------------------------------------------------
+
+
+
+ EXPORT __aeabi_uldivmod
+
+ AREA Uldivmod, CODE, READONLY
+
+;
+;UINT64
+;EFIAPI
+;__aeabi_uldivmod (
+; IN UINT64 Dividend
+; IN UINT64 Divisor
+; )
+;
+__aeabi_uldivmod
+ stmdb sp!, {r4, r5, r6, lr}
+ mov r4, r1
+ mov r5, r0
+ mov r6, #0 ; 0x0
+ orrs ip, r3, r2, lsr #31
+ bne __aeabi_uldivmod_label1
+ tst r2, r2
+ beq _ll_div0
+ movs ip, r2, lsr #15
+ addeq r6, r6, #16 ; 0x10
+ mov ip, r2, lsl r6
+ movs lr, ip, lsr #23
+ moveq ip, ip, lsl #8
+ addeq r6, r6, #8 ; 0x8
+ movs lr, ip, lsr #27
+ moveq ip, ip, lsl #4
+ addeq r6, r6, #4 ; 0x4
+ movs lr, ip, lsr #29
+ moveq ip, ip, lsl #2
+ addeq r6, r6, #2 ; 0x2
+ movs lr, ip, lsr #30
+ moveq ip, ip, lsl #1
+ addeq r6, r6, #1 ; 0x1
+ b _ll_udiv_small
+__aeabi_uldivmod_label1
+ tst r3, #-2147483648 ; 0x80000000
+ bne __aeabi_uldivmod_label2
+ movs ip, r3, lsr #15
+ addeq r6, r6, #16 ; 0x10
+ mov ip, r3, lsl r6
+ movs lr, ip, lsr #23
+ moveq ip, ip, lsl #8
+ addeq r6, r6, #8 ; 0x8
+ movs lr, ip, lsr #27
+ moveq ip, ip, lsl #4
+ addeq r6, r6, #4 ; 0x4
+ movs lr, ip, lsr #29
+ moveq ip, ip, lsl #2
+ addeq r6, r6, #2 ; 0x2
+ movs lr, ip, lsr #30
+ addeq r6, r6, #1 ; 0x1
+ rsb r3, r6, #32 ; 0x20
+ moveq ip, ip, lsl #1
+ orr ip, ip, r2, lsr r3
+ mov lr, r2, lsl r6
+ b _ll_udiv_big
+__aeabi_uldivmod_label2
+ mov ip, r3
+ mov lr, r2
+ b _ll_udiv_ginormous
+
+_ll_udiv_small
+ cmp r4, ip, lsl #1
+ mov r3, #0 ; 0x0
+ subcs r4, r4, ip, lsl #1
+ addcs r3, r3, #2 ; 0x2
+ cmp r4, ip
+ subcs r4, r4, ip
+ adcs r3, r3, #0 ; 0x0
+ add r2, r6, #32 ; 0x20
+ cmp r2, #32 ; 0x20
+ rsb ip, ip, #0 ; 0x0
+ bcc _ll_udiv_small_label1
+ orrs r0, r4, r5, lsr #30
+ moveq r4, r5
+ moveq r5, #0 ; 0x0
+ subeq r2, r2, #32 ; 0x20
+_ll_udiv_small_label1
+ mov r1, #0 ; 0x0
+ cmp r2, #16 ; 0x10
+ bcc _ll_udiv_small_label2
+ movs r0, r4, lsr #14
+ moveq r4, r4, lsl #16
+ addeq r1, r1, #16 ; 0x10
+_ll_udiv_small_label2
+ sub lr, r2, r1
+ cmp lr, #8 ; 0x8
+ bcc _ll_udiv_small_label3
+ movs r0, r4, lsr #22
+ moveq r4, r4, lsl #8
+ addeq r1, r1, #8 ; 0x8
+_ll_udiv_small_label3
+ rsb r0, r1, #32 ; 0x20
+ sub r2, r2, r1
+ orr r4, r4, r5, lsr r0
+ mov r5, r5, lsl r1
+ cmp r2, #1 ; 0x1
+ bcc _ll_udiv_small_label5
+ sub r2, r2, #1 ; 0x1
+ and r0, r2, #7 ; 0x7
+ eor r0, r0, #7 ; 0x7
+ adds r0, r0, r0, lsl #1
+ add pc, pc, r0, lsl #2
+ nop ; (mov r0,r0)
+_ll_udiv_small_label4
+ adcs r5, r5, r5
+ adcs r4, ip, r4, lsl #1
+ rsbcc r4, ip, r4
+ adcs r5, r5, r5
+ adcs r4, ip, r4, lsl #1
+ rsbcc r4, ip, r4
+ adcs r5, r5, r5
+ adcs r4, ip, r4, lsl #1
+ rsbcc r4, ip, r4
+ adcs r5, r5, r5
+ adcs r4, ip, r4, lsl #1
+ rsbcc r4, ip, r4
+ adcs r5, r5, r5
+ adcs r4, ip, r4, lsl #1
+ rsbcc r4, ip, r4
+ adcs r5, r5, r5
+ adcs r4, ip, r4, lsl #1
+ rsbcc r4, ip, r4
+ adcs r5, r5, r5
+ adcs r4, ip, r4, lsl #1
+ rsbcc r4, ip, r4
+ adcs r5, r5, r5
+ adcs r4, ip, r4, lsl #1
+ sub r2, r2, #8 ; 0x8
+ tst r2, r2
+ rsbcc r4, ip, r4
+ bpl _ll_udiv_small_label4
+_ll_udiv_small_label5
+ mov r2, r4, lsr r6
+ bic r4, r4, r2, lsl r6
+ adcs r0, r5, r5
+ adc r1, r4, r4
+ add r1, r1, r3, lsl r6
+ mov r3, #0 ; 0x0
+ ldmia sp!, {r4, r5, r6, pc}
+
+_ll_udiv_big
+ subs r0, r5, lr
+ mov r3, #0 ; 0x0
+ sbcs r1, r4, ip
+ movcs r5, r0
+ movcs r4, r1
+ adcs r3, r3, #0 ; 0x0
+ subs r0, r5, lr
+ sbcs r1, r4, ip
+ movcs r5, r0
+ movcs r4, r1
+ adcs r3, r3, #0 ; 0x0
+ subs r0, r5, lr
+ sbcs r1, r4, ip
+ movcs r5, r0
+ movcs r4, r1
+ adcs r3, r3, #0 ; 0x0
+ mov r1, #0 ; 0x0
+ rsbs lr, lr, #0 ; 0x0
+ rsc ip, ip, #0 ; 0x0
+ cmp r6, #16 ; 0x10
+ bcc _ll_udiv_big_label1
+ movs r0, r4, lsr #14
+ moveq r4, r4, lsl #16
+ addeq r1, r1, #16 ; 0x10
+_ll_udiv_big_label1
+ sub r2, r6, r1
+ cmp r2, #8 ; 0x8
+ bcc _ll_udiv_big_label2
+ movs r0, r4, lsr #22
+ moveq r4, r4, lsl #8
+ addeq r1, r1, #8 ; 0x8
+_ll_udiv_big_label2
+ rsb r0, r1, #32 ; 0x20
+ sub r2, r6, r1
+ orr r4, r4, r5, lsr r0
+ mov r5, r5, lsl r1
+ cmp r2, #1 ; 0x1
+ bcc _ll_udiv_big_label4
+ sub r2, r2, #1 ; 0x1
+ and r0, r2, #3 ; 0x3
+ rsb r0, r0, #3 ; 0x3
+ adds r0, r0, r0, lsl #1
+ add pc, pc, r0, lsl #3
+ nop ; (mov r0,r0)
+_ll_udiv_big_label3
+ adcs r5, r5, r5
+ adcs r4, r4, r4
+ adcs r0, lr, r5
+ adcs r1, ip, r4
+ movcs r5, r0
+ movcs r4, r1
+ adcs r5, r5, r5
+ adcs r4, r4, r4
+ adcs r0, lr, r5
+ adcs r1, ip, r4
+ movcs r5, r0
+ movcs r4, r1
+ adcs r5, r5, r5
+ adcs r4, r4, r4
+ adcs r0, lr, r5
+ adcs r1, ip, r4
+ movcs r5, r0
+ movcs r4, r1
+ sub r2, r2, #4 ; 0x4
+ adcs r5, r5, r5
+ adcs r4, r4, r4
+ adcs r0, lr, r5
+ adcs r1, ip, r4
+ tst r2, r2
+ movcs r5, r0
+ movcs r4, r1
+ bpl _ll_udiv_big_label3
+_ll_udiv_big_label4
+ mov r1, #0 ; 0x0
+ mov r2, r5, lsr r6
+ bic r5, r5, r2, lsl r6
+ adcs r0, r5, r5
+ adc r1, r1, #0 ; 0x0
+ movs lr, r3, lsl r6
+ mov r3, r4, lsr r6
+ bic r4, r4, r3, lsl r6
+ adc r1, r1, #0 ; 0x0
+ adds r0, r0, lr
+ orr r2, r2, r4, ror r6
+ adc r1, r1, #0 ; 0x0
+ ldmia sp!, {r4, r5, r6, pc}
+
+_ll_udiv_ginormous
+ subs r2, r5, lr
+ mov r1, #0 ; 0x0
+ sbcs r3, r4, ip
+ adc r0, r1, r1
+ movcc r2, r5
+ movcc r3, r4
+ ldmia sp!, {r4, r5, r6, pc}
+
+_ll_div0
+ ldmia sp!, {r4, r5, r6, lr}
+ mov r0, #0 ; 0x0
+ mov r1, #0 ; 0x0
+ b __aeabi_ldiv0
+
+__aeabi_ldiv0
+ BX r14
+
+ END
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/umoddi3.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/umoddi3.S
new file mode 100644
index 0000000000..6396036c04
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/umoddi3.S
@@ -0,0 +1,30 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+ .text
+ .align 2
+ .globl ___umoddi3
+___umoddi3:
+ @ args = 0, pretend = 0, frame = 8
+ @ frame_needed = 1, uses_anonymous_args = 0
+ stmfd sp!, {r7, lr}
+ add r7, sp, #0
+ sub sp, sp, #16
+ add ip, sp, #8
+ str ip, [sp, #0]
+ bl ___udivmoddi4
+ ldrd r0, [sp, #8]
+ sub sp, r7, #0
+ ldmfd sp!, {r7, pc}
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/umoddi3.c b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/umoddi3.c
new file mode 100644
index 0000000000..73d796e499
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/umoddi3.c
@@ -0,0 +1,72 @@
+/** @file
+ Compiler intrinsic for 64-bit unsigned mod, ported from LLVM code.
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+
+#include "Llvm_int_lib.h"
+
+UINT64 __udivmoddi4(UINT64 a, UINT64 b, UINT64* rem);
+
+// Returns: a % b
+
+UINT64
+__umoddi3(UINT64 a, UINT64 b)
+{
+ UINT64 r;
+ __udivmoddi4(a, b, &r);
+ return r;
+}
+
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/umodsi3.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/umodsi3.S
new file mode 100644
index 0000000000..4cde76beb5
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/umodsi3.S
@@ -0,0 +1,40 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+#
+# 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.
+#
+#------------------------------------------------------------------------------
+
+ .text
+ .align 2
+ .globl ___umodsi3
+___umodsi3:
+ @ args = 0, pretend = 0, frame = 0
+ @ frame_needed = 1, uses_anonymous_args = 0
+ stmfd sp!, {r4, r5, r7, lr}
+ add r7, sp, #8
+ mov r5, r0
+ mov r4, r1
+ bl L___udivsi3$stub
+ mul r0, r4, r0
+ rsb r0, r0, r5
+ ldmfd sp!, {r4, r5, r7, pc}
+ .section __TEXT,__symbol_stub4,symbol_stubs,none,12
+ .align 2
+L___udivsi3$stub:
+ .indirect_symbol ___udivsi3
+ ldr ip, L___udivsi3$slp
+ ldr pc, [ip, #0]
+L___udivsi3$slp:
+ .long L___udivsi3$lazy_ptr
+ .lazy_symbol_pointer
+L___udivsi3$lazy_ptr:
+ .indirect_symbol ___udivsi3
+ .long dyld_stub_binding_helper
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/umodsi3.c b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/umodsi3.c
new file mode 100644
index 0000000000..09d4008e78
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/umodsi3.c
@@ -0,0 +1,68 @@
+/** @file
+ Compiler intrinsic for 32-bit unsigned mod, ported from LLVM code.
+
+ Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+
+ 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.
+
+**/
+/**
+ University of Illinois/NCSA
+ Open Source License
+
+ Copyright (c) 2003-2008 University of Illinois at Urbana-Champaign.
+ All rights reserved.
+
+ Developed by:
+
+ LLVM Team
+
+ University of Illinois at Urbana-Champaign
+
+ http://llvm.org
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal with
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ of the Software, and to permit persons to whom the Software is furnished to do
+ so, subject to the following conditions:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimers.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimers in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the names of the LLVM Team, University of Illinois at
+ Urbana-Champaign, nor the names of its contributors may be used to
+ endorse or promote products derived from this Software without specific
+ prior written permission.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
+ SOFTWARE.
+**/
+
+
+#include "Llvm_int_lib.h"
+
+
+// Returns: a % b
+
+UINT32
+__umodsi3(UINT32 a, UINT32 b)
+{
+ return a - (a / b) * b;
+}
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/uread.asm b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/uread.asm
new file mode 100644
index 0000000000..1d3d192821
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/uread.asm
@@ -0,0 +1,38 @@
+//------------------------------------------------------------------------------
+//
+// Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+//
+// 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.
+//
+//------------------------------------------------------------------------------
+
+
+
+ EXPORT __aeabi_uread4
+
+ AREA Uread4, CODE, READONLY
+
+;
+;UINT32
+;EFIAPI
+;__aeabi_uread4 (
+; IN VOID *Pointer
+; );
+;
+__aeabi_uread4
+ ldrb r2, [r0, #1]
+ ldrb r1, [r0]
+ ldrb r3, [r0, #2]
+ ldrb r0, [r0, #3]
+ orr r1, r1, r2, lsl #8
+ orr r1, r1, r3, lsl #16
+ orr r0, r1, r0, lsl #24
+ bx lr
+
+ END
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/uwrite.asm b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/uwrite.asm
new file mode 100644
index 0000000000..d6a1e2fb00
--- /dev/null
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/uwrite.asm
@@ -0,0 +1,40 @@
+//------------------------------------------------------------------------------
+//
+// Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+//
+// 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.
+//
+//------------------------------------------------------------------------------
+
+
+ EXPORT __aeabi_uwrite4
+
+ AREA Uwrite4, CODE, READONLY
+
+;
+;UINT32
+;EFIAPI
+;__aeabi_uwrite4 (
+; IN UINT32 Data,
+; IN VOID *Pointer
+; );
+;
+;
+__aeabi_uwrite4
+ mov r2, r0, lsr #8
+ strb r0, [r1]
+ strb r2, [r1, #1]
+ mov r2, r0, lsr #16
+ strb r2, [r1, #2]
+ mov r2, r0, lsr #24
+ strb r2, [r1, #3]
+ bx lr
+
+ END
+