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M68k_Lea.c
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M68k_Lea.c
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/*
* Copyright (c) 2014-2024 Rene W. Olsen < renewolsen @ gmail . com >
*
* This software is released under the GNU General Public License, version 3.
* For the full text of the license, please visit:
* https://www.gnu.org/licenses/gpl-3.0.html
*
* You can also find a copy of the license in the LICENSE file included with this software.
*/
// --
#include "ReSrc4.h"
// --
void Cmd_LEA( struct M68kStruct *ms )
{
struct M68kRegister *src;
ms->ms_Str_Opcode = "Lea";
// --
ms->ms_ArgType = OS_Long;
ms->ms_ArgEMode = ( ms->ms_Opcode & 0x00380000 ) >> 19;
ms->ms_ArgEReg = ( ms->ms_Opcode & 0x00070000 ) >> 16;
ms->ms_CurRegister = & ms->ms_SrcRegister;
M68k_EffectiveAddress( ms );
src = ms->ms_CurRegister;
// --
ms->ms_ArgEMode = 0x01; // Ax Reg
ms->ms_ArgEReg = ( ms->ms_Opcode & 0x0e000000 ) >> 25;
ms->ms_CurRegister = & ms->ms_DstRegister;
M68k_EffectiveAddress( ms );
memcpy( ms->ms_CurRegister, src, sizeof( struct M68kRegister ));
// ms->ms_Registers[ REG_Ax + ms->ms_ArgEReg ] = ms->ms_SrcRegister;
// --
ms->ms_OpcodeSize = ms->ms_ArgSize;
}