186 lines
5.1 KiB
C++
Executable File
186 lines
5.1 KiB
C++
Executable File
/////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2002 Stanislav Shwartsman
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// Written by Stanislav Shwartsman <gate@fidonet.org.il>
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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#define NEED_CPU_REG_SHORTCUTS 1
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#include "bochs.h"
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#define LOG_THIS BX_CPU_THIS_PTR
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#if BX_SUPPORT_3DNOW
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void BX_CPU_C::PFPNACC_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFPNACC_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PI2FW_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PI2FW_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PI2FD_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PI2FD_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PF2IW_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PF2IW_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PF2ID_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PF2ID_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PFNACC_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFNACC_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PFCMPGE_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFCMPGE_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PFMIN_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFMIN_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PFRCP_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFRCP_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PFRSQRT_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFRSQRT_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PFSUB_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFSUB_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PFADD_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFADD_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PFCMPGT_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFCMPGT_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PFMAX_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFMAX_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PFRCPIT1_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFRCPIT1_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PFRSQIT1_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFRSQIT1_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PFSUBR_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFSUBR_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PFACC_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFACC_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PFCMPEQ_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFCMPEQ_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PFMUL_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFMUL_PqQq: 3DNow! instruction still not implemented"));
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}
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void BX_CPU_C::PFRCPIT2_PqQq(bxInstruction_c *i)
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{
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BX_PANIC(("PFRCPIT2_PqQq: 3DNow! instruction still not implemented"));
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}
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/* 0F 0F /r B7 */
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void BX_CPU_C::PMULHRW_PqQq(bxInstruction_c *i)
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{
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BX_CPU_THIS_PTR prepareMMX();
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BxPackedMmxRegister op1 = BX_READ_MMX_REG(i->nnn()), op2, result;
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/* op2 is a register or memory reference */
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if (i->modC0()) {
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op2 = BX_READ_MMX_REG(i->rm());
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}
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else {
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/* pointer, segment address pair */
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read_virtual_qword(i->seg(), RMAddr(i), (Bit64u *) &op2);
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}
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Bit32s product1 = Bit32s(MMXSW0(op1)) * Bit32s(MMXSW0(op2)) + 0x8000;
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Bit32s product2 = Bit32s(MMXSW1(op1)) * Bit32s(MMXSW1(op2)) + 0x8000;
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Bit32s product3 = Bit32s(MMXSW2(op1)) * Bit32s(MMXSW2(op2)) + 0x8000;
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Bit32s product4 = Bit32s(MMXSW3(op1)) * Bit32s(MMXSW3(op2)) + 0x8000;
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MMXUW0(result) = Bit16u(product1 >> 16);
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MMXUW1(result) = Bit16u(product2 >> 16);
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MMXUW2(result) = Bit16u(product3 >> 16);
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MMXUW3(result) = Bit16u(product4 >> 16);
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/* now write result back to destination */
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BX_WRITE_MMX_REG(i->nnn(), result);
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}
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/* 0F 0F /r BB */
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void BX_CPU_C::PSWAPD_PqQq(bxInstruction_c *i)
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{
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BX_CPU_THIS_PTR prepareMMX();
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BxPackedMmxRegister result, op;
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/* op is a register or memory reference */
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if (i->modC0()) {
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op = BX_READ_MMX_REG(i->rm());
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}
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else {
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/* pointer, segment address pair */
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read_virtual_qword(i->seg(), RMAddr(i), (Bit64u *) &op);
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}
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MMXUD0(result) = MMXUD1(op);
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MMXUD1(result) = MMXUD0(op);
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/* now write result back to destination */
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BX_WRITE_MMX_REG(i->nnn(), result);
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}
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#endif
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