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| ;------------------------------------------------------------------------------
| ;
| ; Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
| ; SPDX-License-Identifier: BSD-2-Clause-Patent
| ;
| ; Module Name:
| ;
| ; MathLShiftS64.nasm
| ;
| ; Abstract:
| ;
| ; 64-bit Math Worker Function.
| ; Shifts a 64-bit signed value left by a certain number of bits.
| ;
| ;------------------------------------------------------------------------------
|
| SECTION .text
|
| global ASM_PFX(__ashldi3)
| ;------------------------------------------------------------------------------
| ;
| ; void __cdecl __ashldi3 (void)
| ;
| ;------------------------------------------------------------------------------
| ASM_PFX(__ashldi3):
| cmp cl,0x40
| jnc ReturnZero
| cmp cl,0x20
| jnc More32
| shld edx,eax,cl
| shl eax,cl
| ret
| More32:
| mov edx,eax
| xor eax,eax
| and cl,0x1f
| shl edx,cl
| ret
| ReturnZero:
| xor eax,eax
| xor edx,edx
| ret
|
|
