| #/*++ | |
| # | |
| #Copyright (c) 2006, 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. | |
| # | |
| #Module Name: | |
| # | |
| # Power10U64.c | |
| # | |
| #Abstract: | |
| # | |
| # Calculates Operand * 10 ^ Power | |
| # | |
| #--*/ | |
| # | |
| ##include "Tiano.h" | |
| #include "EfiBind.h" | |
| #--------------------------------------------------------------------------- | |
| .686: | |
| #.MODEL flat,C | |
| .code: | |
| .globl ASM_PFX(DivU64x32) | |
| #--------------------------------------------------------------------------- | |
| # | |
| #UINT64 | |
| #MultU64x32 ( | |
| # IN UINT64 Multiplicand, | |
| # IN UINTN Multiplier | |
| # ); | |
| # | |
| #UINT64 | |
| #Power10U64 ( | |
| # IN UINT64 Operand, | |
| # IN UINTN Power | |
| # ) | |
| #/*++ | |
| # | |
| #Routine Description: | |
| # | |
| # Raise 10 to the power of Power, and multiply the result with Operand | |
| # | |
| #Arguments: | |
| # | |
| # Operand - multiplicand | |
| # Power - power | |
| # | |
| #Returns: | |
| # | |
| # Operand * 10 ^ Power | |
| # | |
| #--*/ | |
| ASM_PFX(Power10U64): | |
| pushl %ebp | |
| movl %esp, %ebp | |
| movl 8(%ebp), %eax # dword ptr Operand[0] | |
| movl 0xC(%ebp), %edx # dword ptr Operand[4] | |
| movl 0x10(%ebp), %ecx #Power | |
| jcxz _Power10U64_Done | |
| _Power10U64_Wend: | |
| pushl %ecx | |
| pushl $10 | |
| push 0xC(%ebp) | |
| push 0x8(%ebp) | |
| call ASM_PFX(MultU64x32) | |
| addl $0xc, %esp | |
| popl %ecx | |
| movl %eax, 8(%ebp) # dword ptr Operand[0] | |
| movl %edx, 0xC(%ebp) # dword ptr Operand[4] | |
| loopl _Power10U64_Wend | |
| _Power10U64_Done: | |
| popl %ebp | |
| ret | |
| #Power10U64 ENDP | |