101 lines
1.9 KiB
NASM
101 lines
1.9 KiB
NASM
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;//==========================================================================
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;//
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;// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
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;// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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;// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
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;// PURPOSE.
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;//
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;// Copyright (c) 1999 - 2001 On2 Technologies Inc. All Rights Reserved.
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;//
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;//--------------------------------------------------------------------------
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;
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; **-InitXMMReg
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;
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; This function is meant to be run on a Windows NT system to
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; try and determine if the OS supports the XMM registers or
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; not.
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;
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; This function is number 1 in a set of three. The other
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; functions are...
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;
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; TrashXMMReg
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; VerifyXMMReg
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;
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; Assumptions:
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; None
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;
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; Input:
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; None
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;
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; Output:
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; No return value. But XMM registers
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; 0, 1, 2 initilized to a predetermined
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; value
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;
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;
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.686P
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.XMM
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.MODEL flat, SYSCALL, os_dos
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.DATA
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TORQ_CX_DATA SEGMENT PAGE PUBLIC USE32 'DATA'
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ALIGN 32
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PUBLIC XMM0Init
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PUBLIC XMM1Init
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PUBLIC XMM2Init
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XMM0Init REAL4 1.1
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REAL4 2.2
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REAL4 3.3
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REAL4 4.4
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XMM1Init REAL4 5.5
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REAL4 6.6
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REAL4 7.7
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REAL4 8.8
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XMM2Init REAL4 9.9
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REAL4 10.10
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REAL4 11.11
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REAL4 12.12
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NAME InitXMMReg
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PUBLIC InitXMMReg_
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PUBLIC _InitXMMReg
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.CODE
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; void InitXMMReg( void )
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InitXMMReg_:
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_InitXMMReg:
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push esi ;safety sh*&
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push edi
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push ebp
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push ebx
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push ecx
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push edx
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movaps xmm0,XMM0Init
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movaps xmm1,XMM1Init
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movaps xmm2,XMM2Init
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Exit:
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pop edx ;safety sh*&
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pop ecx
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pop ebx
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pop ebp
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pop edi
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pop esi
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ret
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;************************************************
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END
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