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ArmPkg/CompilerIntrinsicsLib: Remove unused sources and clean up .inf 

None of the .c/.h in Arm/ are used any more => remove them.
Also merge the CC flags for MSFT ARM and ARM64, since these are the
only archs we support for this package.

Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Leif Lindholm <leif.lindholm@linaro.org>
Signed-off-by: Pete Batard <pete@akeo.ie>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
This commit is contained in:
Pete Batard 2019-05-13 09:54:13 +01:00 committed by Leif Lindholm
parent 4ff689d982
commit c4521157bf
19 changed files with 37 additions and 1633 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

93
ArmPkg/Library/CompilerIntrinsicsLib/Arm/Llvm_int_lib.h
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@ -1,93 +0,0 @@
/** @file
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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;
// __aeabi_ return values
typedef struct {
UINT64 Quotent;
UINT64 Remainder;
} ulldiv_t;
typedef struct {
INT64 Quotent;
INT64 Remainder;
} lldiv_t;
typedef struct {
UINT32 Quotent;
UINT32 Remainder;
} uidiv_return;
#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

77
ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashldi3.c
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@ -1,77 +0,0 @@
/** @file
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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;
}

78
ArmPkg/Library/CompilerIntrinsicsLib/Arm/ashrdi3.c
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@ -1,78 +0,0 @@
/** @file
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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;
}

90
ArmPkg/Library/CompilerIntrinsicsLib/Arm/clzsi2.c
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@ -1,90 +0,0 @@
/** @file
Compiler intrinsic to return the number of leading zeros, ported from LLVM code.
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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));
}

92
ArmPkg/Library/CompilerIntrinsicsLib/Arm/ctzsi2.c
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@ -1,92 +0,0 @@
/** @file
Compiler intrinsic to return the number of trailing zeros, ported from LLVM code.
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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));
}

71
ArmPkg/Library/CompilerIntrinsicsLib/Arm/divdi3.c
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@ -1,71 +0,0 @@
/** @file
Compiler intrinsic for 64-bit compare, ported from LLVM code.
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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
}

72
ArmPkg/Library/CompilerIntrinsicsLib/Arm/divsi3.c
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@ -1,72 +0,0 @@
/** @file
Compiler intrinsic for 32--bit unsigned division, ported from LLVM code.
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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
}

77
ArmPkg/Library/CompilerIntrinsicsLib/Arm/lshrdi3.c
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@ -1,77 +0,0 @@
/** @file
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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;
}

71
ArmPkg/Library/CompilerIntrinsicsLib/Arm/moddi3.c
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@ -1,71 +0,0 @@
/** @file
Compiler intrinsic for 64-bit mod, ported from LLVM code.
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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
}

64
ArmPkg/Library/CompilerIntrinsicsLib/Arm/modsi3.c
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@ -1,64 +0,0 @@
/** @file
Compiler intrinsic for 32-bit mod, ported from LLVM code.
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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;
}

92
ArmPkg/Library/CompilerIntrinsicsLib/Arm/muldi3.c
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@ -1,92 +0,0 @@
/** @file
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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;
}

76
ArmPkg/Library/CompilerIntrinsicsLib/Arm/ucmpdi2.c
View File

@ -1,76 +0,0 @@
/** @file
Compiler intrinsic for 64-bit compare, ported from LLVM code.
Copyright (c) 2008-2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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;
}

65
ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivdi3.c
View File

@ -1,65 +0,0 @@
/** @file
Compiler intrinsic for 64-bit unisigned div, ported from LLVM code.
Copyright (c) 2008-2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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);
}

281
ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivmoddi4.c
View File

@ -1,281 +0,0 @@
/** @file
Compiler intrinsic for 64-bit compare, ported from LLVM code.
Copyright (c) 2008-2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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;
}

105
ArmPkg/Library/CompilerIntrinsicsLib/Arm/udivsi3.c
View File

@ -1,105 +0,0 @@
/** @file
Compiler intrinsic for 32-bit unsigned div, ported from LLVM code.
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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;
}

37
ArmPkg/Library/CompilerIntrinsicsLib/Arm/uldivmod.c
View File

@ -1,37 +0,0 @@
/** @file
Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "Llvm_int_lib.h"
#include <Library/BaseLib.h>
UINT32 __udivsi3(UINT32 n, UINT32 d);
UINT32 __umodsi3(UINT32 a, UINT32 b);
UINT64
__aeabi_uidivmod(unsigned numerator, unsigned denominator)
{
UINT64 Return;
Return = __udivsi3 (numerator, denominator);
Return |= LShiftU64 (__umodsi3 (numerator, denominator), 32);
return Return;
}
unsigned
__aeabi_uidiv (unsigned n, unsigned d)
{
return __udivsi3 (n, d);
}

66
ArmPkg/Library/CompilerIntrinsicsLib/Arm/umoddi3.c
View File

@ -1,66 +0,0 @@
/** @file
Compiler intrinsic for 64-bit unsigned mod, ported from LLVM code.
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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;
}

62
ArmPkg/Library/CompilerIntrinsicsLib/Arm/umodsi3.c
View File

@ -1,62 +0,0 @@
/** @file
Compiler intrinsic for 32-bit unsigned mod, ported from LLVM code.
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
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;
}

101
ArmPkg/Library/CompilerIntrinsicsLib/CompilerIntrinsicsLib.inf
View File

@ -19,10 +19,12 @@
[Sources]
memcpy.c | RVCT
memcpy.c | GCC
memcpy_ms.c | MSFT
memset.c | RVCT
memcpy.c | GCC
memset.c | GCC
memcpy_ms.c | MSFT
memset_ms.c | MSFT
[Sources.ARM]
@ -38,73 +40,44 @@
Arm/uldiv.asm | RVCT
Arm/ldivmod.asm | RVCT
Arm/ashrdi3.S | GCC
Arm/ashldi3.S | GCC
Arm/div.S | GCC
Arm/divdi3.S | GCC
Arm/divsi3.S | GCC
Arm/lshrdi3.S | GCC
Arm/memmove.S | GCC
Arm/modsi3.S | GCC
Arm/moddi3.S | GCC
Arm/muldi3.S | GCC
Arm/mullu.S | GCC
Arm/udivsi3.S | GCC
Arm/umodsi3.S | GCC
Arm/udivdi3.S | GCC
Arm/umoddi3.S | GCC
Arm/udivmoddi4.S | GCC
Arm/clzsi2.S | GCC
Arm/ctzsi2.S | GCC
Arm/ucmpdi2.S | GCC
Arm/switch8.S | GCC
Arm/switchu8.S | GCC
Arm/switch16.S | GCC
Arm/switch32.S | GCC
Arm/sourcery.S | GCC
Arm/uldiv.S | GCC
Arm/ldivmod.S | GCC
Arm/llsr.S | GCC
Arm/llsl.S | GCC
#
# Move .c to .s to work around LLVM issues
#
# Arm/ashrdi3.c | GCC
# Arm/ashldi3.c | GCC
# Arm/divdi3.c | GCC
# Arm/divsi3.c | GCC
# Arm/lshrdi3.c | GCC
Arm/ashrdi3.S | GCC
Arm/ashldi3.S | GCC
Arm/div.S | GCC
Arm/divdi3.S | GCC
Arm/divsi3.S | GCC
Arm/lshrdi3.S | GCC
Arm/memmove.S | GCC
# Arm/modsi3.c | GCC
# Arm/moddi3.c | GCC
# Arm/muldi3.c | GCC
Arm/modsi3.S | GCC
Arm/moddi3.S | GCC
Arm/muldi3.S | GCC
Arm/mullu.S | GCC
# Arm/udivsi3.c | GCC
# Arm/umodsi3.c | GCC
# Arm/udivdi3.c | GCC
# Arm/umoddi3.c | GCC
# Arm/udivmoddi4.c | GCC
Arm/udivsi3.S | GCC
Arm/umodsi3.S | GCC
Arm/udivdi3.S | GCC
Arm/umoddi3.S | GCC
Arm/udivmoddi4.S | GCC
# Arm/clzsi2.c | GCC
# Arm/ctzsi2.c | GCC
# Arm/ucmpdi2.c | GCC
Arm/clzsi2.S | GCC
Arm/ctzsi2.S | GCC
Arm/ucmpdi2.S | GCC
Arm/switch8.S | GCC
Arm/switchu8.S | GCC
Arm/switch16.S | GCC
Arm/switch32.S | GCC
Arm/sourcery.S | GCC
Arm/uldiv.S | GCC
Arm/ldivmod.S | GCC
Arm/llsr.S | GCC
Arm/llsl.S | GCC
Arm/div.asm | MSFT
Arm/uldiv.asm | MSFT
Arm/ldivmod.asm | MSFT
Arm/llsr.asm | MSFT
Arm/div.asm | MSFT
Arm/uldiv.asm | MSFT
Arm/ldivmod.asm | MSFT
Arm/llsr.asm | MSFT
[Packages]
MdePkg/MdePkg.dec
ArmPkg/ArmPkg.dec
[LibraryClasses]
[BuildOptions]
MSFT:*_*_ARM_CC_FLAGS = /GL-
MSFT:*_*_*_CC_FLAGS = /GL-
MSFT:*_*_ARM_ASM_FLAGS = /oldit
MSFT:*_*_AARCH64_CC_FLAGS = /GL-