diff options
Diffstat (limited to 'Core/CryptoPkg/Library/IntrinsicLib/Ia32/MathLShiftS64.c')
-rw-r--r-- | Core/CryptoPkg/Library/IntrinsicLib/Ia32/MathLShiftS64.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/Core/CryptoPkg/Library/IntrinsicLib/Ia32/MathLShiftS64.c b/Core/CryptoPkg/Library/IntrinsicLib/Ia32/MathLShiftS64.c deleted file mode 100644 index 0c0835d400..0000000000 --- a/Core/CryptoPkg/Library/IntrinsicLib/Ia32/MathLShiftS64.c +++ /dev/null @@ -1,54 +0,0 @@ -/** @file
- 64-bit Math Worker Function.
- The 32-bit versions of C compiler generate calls to library routines
- to handle 64-bit math. These functions use non-standard calling conventions.
-
-Copyright (c) 2014, Intel Corporation. All rights reserved.<BR>
-This program and the accompanying materials
-are licensed and made available under the terms and conditions of the BSD License
-which accompanies this distribution. The full text of the license may be found at
-http://opensource.org/licenses/bsd-license.php
-
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-
-/*
- * Shifts a 64-bit signed value left by a particular number of bits.
- */
-__declspec(naked) void __cdecl _allshl (void)
-{
- _asm {
- ;
- ; Handle shifting of 64 or more bits (return 0)
- ;
- cmp cl, 64
- jae short ReturnZero
-
- ;
- ; Handle shifting of between 0 and 31 bits
- ;
- cmp cl, 32
- jae short More32
- shld edx, eax, cl
- shl eax, cl
- ret
-
- ;
- ; Handle shifting of between 32 and 63 bits
- ;
-More32:
- mov edx, eax
- xor eax, eax
- and cl, 31
- shl edx, cl
- ret
-
-ReturnZero:
- xor eax,eax
- xor edx,edx
- ret
- }
-}
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