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Bochs/bochs/cpu/sse.cc
Stanislav Shwartsman aa25c1db6a name convention change - search and replace
2013-09-17 17:34:20 +00:00

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/////////////////////////////////////////////////6////////////////////////
// $Id$
/////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2003-2013 Stanislav Shwartsman
// Written by Stanislav Shwartsman [sshwarts at sourceforge net]
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA B 02110-1301 USA
//
/////////////////////////////////////////////////////////////////////////
#define NEED_CPU_REG_SHORTCUTS 1
#include "bochs.h"
#include "cpu.h"
#define LOG_THIS BX_CPU_THIS_PTR
/* ********************************************** */
/* SSE Integer Operations (128bit MMX extensions) */
/* ********************************************** */
#if BX_CPU_LEVEL >= 6
#include "simd_int.h"
#include "simd_compare.h"
#define SSE_2OP(HANDLER, func) \
/* SSE instruction with two src operands */ \
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C :: HANDLER (bxInstruction_c *i) \
{ \
BxPackedXmmRegister op1 = BX_READ_XMM_REG(i->dst()), op2 = BX_READ_XMM_REG(i->src()); \
(func)(&op1, &op2); \
BX_WRITE_XMM_REG(i->dst(), op1); \
\
BX_NEXT_INSTR(i); \
}
SSE_2OP(PHADDW_VdqWdqR, xmm_phaddw)
SSE_2OP(PHADDSW_VdqWdqR, xmm_phaddsw)
SSE_2OP(PHADDD_VdqWdqR, xmm_phaddd)
SSE_2OP(PHSUBW_VdqWdqR, xmm_phsubw)
SSE_2OP(PHSUBSW_VdqWdqR, xmm_phsubsw)
SSE_2OP(PHSUBD_VdqWdqR, xmm_phsubd)
SSE_2OP(PSIGNB_VdqWdqR, xmm_psignb)
SSE_2OP(PSIGNW_VdqWdqR, xmm_psignw)
SSE_2OP(PSIGND_VdqWdqR, xmm_psignd)
SSE_2OP(PCMPEQQ_VdqWdqR, xmm_pcmpeqq)
SSE_2OP(PCMPGTQ_VdqWdqR, xmm_pcmpgtq)
SSE_2OP(PMINSB_VdqWdqR, xmm_pminsb)
SSE_2OP(PMINSD_VdqWdqR, xmm_pminsd)
SSE_2OP(PMINUW_VdqWdqR, xmm_pminuw)
SSE_2OP(PMINUD_VdqWdqR, xmm_pminud)
SSE_2OP(PMAXSB_VdqWdqR, xmm_pmaxsb)
SSE_2OP(PMAXSD_VdqWdqR, xmm_pmaxsd)
SSE_2OP(PMAXUW_VdqWdqR, xmm_pmaxuw)
SSE_2OP(PMAXUD_VdqWdqR, xmm_pmaxud)
SSE_2OP(PACKUSDW_VdqWdqR, xmm_packusdw)
SSE_2OP(PMULLD_VdqWdqR, xmm_pmulld)
SSE_2OP(PMULDQ_VdqWdqR, xmm_pmuldq)
SSE_2OP(PMULHRSW_VdqWdqR, xmm_pmulhrsw)
SSE_2OP(PMADDUBSW_VdqWdqR, xmm_pmaddubsw)
#endif // BX_CPU_LEVEL >= 6
#if BX_CPU_LEVEL >= 6
#define SSE_2OP_CPU_LEVEL6(HANDLER, func) \
SSE_2OP(HANDLER, func)
#else
#define SSE_2OP_CPU_LEVEL6(HANDLER, func) \
/* SSE instruction with two src operands */ \
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C :: HANDLER (bxInstruction_c *i) \
{ \
BX_NEXT_INSTR(i); \
}
#endif
SSE_2OP_CPU_LEVEL6(PMINUB_VdqWdqR, xmm_pminub)
SSE_2OP_CPU_LEVEL6(PMINSW_VdqWdqR, xmm_pminsw)
SSE_2OP_CPU_LEVEL6(PMAXUB_VdqWdqR, xmm_pmaxub)
SSE_2OP_CPU_LEVEL6(PMAXSW_VdqWdqR, xmm_pmaxsw)
SSE_2OP_CPU_LEVEL6(PAVGB_VdqWdqR, xmm_pavgb)
SSE_2OP_CPU_LEVEL6(PAVGW_VdqWdqR, xmm_pavgw)
SSE_2OP_CPU_LEVEL6(PCMPEQB_VdqWdqR, xmm_pcmpeqb)
SSE_2OP_CPU_LEVEL6(PCMPEQW_VdqWdqR, xmm_pcmpeqw)
SSE_2OP_CPU_LEVEL6(PCMPEQD_VdqWdqR, xmm_pcmpeqd)
SSE_2OP_CPU_LEVEL6(PCMPGTB_VdqWdqR, xmm_pcmpgtb)
SSE_2OP_CPU_LEVEL6(PCMPGTW_VdqWdqR, xmm_pcmpgtw)
SSE_2OP_CPU_LEVEL6(PCMPGTD_VdqWdqR, xmm_pcmpgtd)
SSE_2OP_CPU_LEVEL6(ANDPS_VpsWpsR, xmm_andps)
SSE_2OP_CPU_LEVEL6(ANDNPS_VpsWpsR, xmm_andnps)
SSE_2OP_CPU_LEVEL6(ORPS_VpsWpsR, xmm_orps)
SSE_2OP_CPU_LEVEL6(XORPS_VpsWpsR, xmm_xorps)
SSE_2OP_CPU_LEVEL6(PSUBB_VdqWdqR, xmm_psubb)
SSE_2OP_CPU_LEVEL6(PSUBW_VdqWdqR, xmm_psubw)
SSE_2OP_CPU_LEVEL6(PSUBD_VdqWdqR, xmm_psubd)
SSE_2OP_CPU_LEVEL6(PSUBQ_VdqWdqR, xmm_psubq)
SSE_2OP_CPU_LEVEL6(PADDB_VdqWdqR, xmm_paddb)
SSE_2OP_CPU_LEVEL6(PADDW_VdqWdqR, xmm_paddw)
SSE_2OP_CPU_LEVEL6(PADDD_VdqWdqR, xmm_paddd)
SSE_2OP_CPU_LEVEL6(PADDQ_VdqWdqR, xmm_paddq)
SSE_2OP_CPU_LEVEL6(PSUBSB_VdqWdqR, xmm_psubsb)
SSE_2OP_CPU_LEVEL6(PSUBUSB_VdqWdqR, xmm_psubusb)
SSE_2OP_CPU_LEVEL6(PSUBSW_VdqWdqR, xmm_psubsw)
SSE_2OP_CPU_LEVEL6(PSUBUSW_VdqWdqR, xmm_psubusw)
SSE_2OP_CPU_LEVEL6(PADDSB_VdqWdqR, xmm_paddsb)
SSE_2OP_CPU_LEVEL6(PADDUSB_VdqWdqR, xmm_paddusb)
SSE_2OP_CPU_LEVEL6(PADDSW_VdqWdqR, xmm_paddsw)
SSE_2OP_CPU_LEVEL6(PADDUSW_VdqWdqR, xmm_paddusw)
SSE_2OP_CPU_LEVEL6(PACKUSWB_VdqWdqR, xmm_packuswb)
SSE_2OP_CPU_LEVEL6(PACKSSWB_VdqWdqR, xmm_packsswb)
SSE_2OP_CPU_LEVEL6(PACKSSDW_VdqWdqR, xmm_packssdw)
SSE_2OP_CPU_LEVEL6(UNPCKLPS_VpsWpsR, xmm_unpcklps)
SSE_2OP_CPU_LEVEL6(UNPCKHPS_VpsWpsR, xmm_unpckhps)
SSE_2OP_CPU_LEVEL6(PUNPCKLQDQ_VdqWdqR, xmm_unpcklpd)
SSE_2OP_CPU_LEVEL6(PUNPCKHQDQ_VdqWdqR, xmm_unpckhpd)
SSE_2OP_CPU_LEVEL6(PUNPCKLBW_VdqWdqR, xmm_punpcklbw)
SSE_2OP_CPU_LEVEL6(PUNPCKLWD_VdqWdqR, xmm_punpcklwd)
SSE_2OP_CPU_LEVEL6(PUNPCKHBW_VdqWdqR, xmm_punpckhbw)
SSE_2OP_CPU_LEVEL6(PUNPCKHWD_VdqWdqR, xmm_punpckhwd)
SSE_2OP_CPU_LEVEL6(PMULLW_VdqWdqR, xmm_pmullw)
SSE_2OP_CPU_LEVEL6(PMULHW_VdqWdqR, xmm_pmulhw)
SSE_2OP_CPU_LEVEL6(PMULHUW_VdqWdqR, xmm_pmulhuw)
SSE_2OP_CPU_LEVEL6(PMULUDQ_VdqWdqR, xmm_pmuludq)
SSE_2OP_CPU_LEVEL6(PMADDWD_VdqWdqR, xmm_pmaddwd)
SSE_2OP_CPU_LEVEL6(PSADBW_VdqWdqR, xmm_psadbw)
#if BX_CPU_LEVEL >= 6
#define SSE_1OP(HANDLER, func) \
/* SSE instruction with single src operand */ \
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C :: HANDLER (bxInstruction_c *i) \
{ \
BxPackedXmmRegister op = BX_READ_XMM_REG(i->src()); \
(func)(&op); \
BX_WRITE_XMM_REG(i->dst(), op); \
\
BX_NEXT_INSTR(i); \
}
SSE_1OP(PABSB_VdqWdqR, xmm_pabsb)
SSE_1OP(PABSW_VdqWdqR, xmm_pabsw)
SSE_1OP(PABSD_VdqWdqR, xmm_pabsd)
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PSHUFB_VdqWdqR(bxInstruction_c *i)
{
BxPackedXmmRegister op1 = BX_READ_XMM_REG(i->dst());
BxPackedXmmRegister op2 = BX_READ_XMM_REG(i->src()), result;
xmm_pshufb(&result, &op1, &op2);
BX_WRITE_XMM_REG(i->dst(), result);
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PBLENDVB_VdqWdqR(bxInstruction_c *i)
{
xmm_pblendvb(&BX_XMM_REG(i->dst()), &BX_XMM_REG(i->src()), &BX_XMM_REG(0));
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::BLENDVPS_VpsWpsR(bxInstruction_c *i)
{
xmm_blendvps(&BX_XMM_REG(i->dst()), &BX_XMM_REG(i->src()), &BX_XMM_REG(0));
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::BLENDVPD_VpdWpdR(bxInstruction_c *i)
{
xmm_blendvpd(&BX_XMM_REG(i->dst()), &BX_XMM_REG(i->src()), &BX_XMM_REG(0));
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PTEST_VdqWdqR(bxInstruction_c *i)
{
BxPackedXmmRegister op1 = BX_READ_XMM_REG(i->dst()), op2 = BX_READ_XMM_REG(i->src());
unsigned result = 0;
if ((op2.xmm64u(0) & op1.xmm64u(0)) == 0 &&
(op2.xmm64u(1) & op1.xmm64u(1)) == 0) result |= EFlagsZFMask;
if ((op2.xmm64u(0) & ~op1.xmm64u(0)) == 0 &&
(op2.xmm64u(1) & ~op1.xmm64u(1)) == 0) result |= EFlagsCFMask;
setEFlagsOSZAPC(result);
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PHMINPOSUW_VdqWdqR(bxInstruction_c *i)
{
BxPackedXmmRegister op = BX_READ_XMM_REG(i->src());
unsigned min = 0;
for (unsigned j=1; j < 8; j++) {
if (op.xmm16u(j) < op.xmm16u(min)) min = j;
}
op.xmm16u(0) = op.xmm16u(min);
op.xmm16u(1) = min;
op.xmm32u(1) = 0;
op.xmm64u(1) = 0;
BX_WRITE_XMM_REGZ(i->dst(), op, i->getVL());
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::BLENDPS_VpsWpsIbR(bxInstruction_c *i)
{
xmm_blendps(&BX_XMM_REG(i->dst()), &BX_XMM_REG(i->src()), i->Ib());
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::BLENDPD_VpdWpdIbR(bxInstruction_c *i)
{
xmm_blendpd(&BX_XMM_REG(i->dst()), &BX_XMM_REG(i->src()), i->Ib());
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PBLENDW_VdqWdqIbR(bxInstruction_c *i)
{
xmm_pblendw(&BX_XMM_REG(i->dst()), &BX_XMM_REG(i->src()), i->Ib());
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PEXTRB_EbdVdqIbR(bxInstruction_c *i)
{
BxPackedXmmRegister op = BX_READ_XMM_REG(i->src());
Bit8u result = op.xmmubyte(i->Ib() & 0xF);
BX_WRITE_32BIT_REGZ(i->dst(), (Bit32u) result);
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PEXTRB_EbdVdqIbM(bxInstruction_c *i)
{
BxPackedXmmRegister op = BX_READ_XMM_REG(i->src());
Bit8u result = op.xmmubyte(i->Ib() & 0xF);
bx_address eaddr = BX_CPU_CALL_METHODR(i->ResolveModrm, (i));
write_virtual_byte(i->seg(), eaddr, result);
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PEXTRW_EwdVdqIbR(bxInstruction_c *i)
{
BxPackedXmmRegister op = BX_READ_XMM_REG(i->src());
Bit16u result = op.xmm16u(i->Ib() & 7);
BX_WRITE_32BIT_REGZ(i->dst(), (Bit32u) result);
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PEXTRW_EwdVdqIbM(bxInstruction_c *i)
{
BxPackedXmmRegister op = BX_READ_XMM_REG(i->src());
Bit16u result = op.xmm16u(i->Ib() & 7);
bx_address eaddr = BX_CPU_CALL_METHODR(i->ResolveModrm, (i));
write_virtual_word(i->seg(), eaddr, result);
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PEXTRD_EdVdqIbR(bxInstruction_c *i)
{
BxPackedXmmRegister op = BX_READ_XMM_REG(i->src());
#if BX_SUPPORT_X86_64
if (i->os64L()) /* 64 bit operand size mode */
{
Bit64u result = op.xmm64u(i->Ib() & 1);
BX_WRITE_64BIT_REG(i->dst(), result);
}
else
#endif
{
Bit32u result = op.xmm32u(i->Ib() & 3);
BX_WRITE_32BIT_REGZ(i->dst(), result);
}
BX_NEXT_INSTR(i);
}
#if BX_SUPPORT_X86_64
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PEXTRQ_EqVdqIbR(bxInstruction_c *i)
{
BxPackedXmmRegister op = BX_READ_XMM_REG(i->src());
Bit64u result = op.xmm64u(i->Ib() & 1);
BX_WRITE_64BIT_REG(i->dst(), result);
BX_NEXT_INSTR(i);
}
#endif
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PEXTRD_EdVdqIbM(bxInstruction_c *i)
{
BxPackedXmmRegister op = BX_READ_XMM_REG(i->src());
bx_address eaddr = BX_CPU_CALL_METHODR(i->ResolveModrm, (i));
#if BX_SUPPORT_X86_64
if (i->os64L()) /* 64 bit operand size mode */
{
Bit64u result = op.xmm64u(i->Ib() & 1);
write_virtual_qword_64(i->seg(), eaddr, result);
}
else
#endif
{
Bit32u result = op.xmm32u(i->Ib() & 3);
write_virtual_dword(i->seg(), eaddr, result);
}
BX_NEXT_INSTR(i);
}
#if BX_SUPPORT_X86_64
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PEXTRQ_EqVdqIbM(bxInstruction_c *i)
{
bx_address eaddr = BX_CPU_CALL_METHODR(i->ResolveModrm, (i));
BxPackedXmmRegister op = BX_READ_XMM_REG(i->src());
Bit64u result = op.xmm64u(i->Ib() & 1);
write_virtual_qword_64(i->seg(), eaddr, result);
BX_NEXT_INSTR(i);
}
#endif
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::EXTRACTPS_EdVpsIbR(bxInstruction_c *i)
{
BxPackedXmmRegister op = BX_READ_XMM_REG(i->src());
Bit32u result = op.xmm32u(i->Ib() & 3);
BX_WRITE_32BIT_REGZ(i->dst(), result);
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::EXTRACTPS_EdVpsIbM(bxInstruction_c *i)
{
BxPackedXmmRegister op = BX_READ_XMM_REG(i->src());
Bit32u result = op.xmm32u(i->Ib() & 3);
bx_address eaddr = BX_CPU_CALL_METHODR(i->ResolveModrm, (i));
write_virtual_dword(i->seg(), eaddr, result);
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PINSRB_VdqHdqEbIbR(bxInstruction_c *i)
{
BxPackedXmmRegister op1 = BX_READ_XMM_REG(i->src1());
Bit8u op2 = (Bit8u) BX_READ_16BIT_REG(i->src2()); // won't allow reading of AH/CH/BH/DH
op1.xmmubyte(i->Ib() & 0xF) = op2;
BX_WRITE_XMM_REGZ(i->dst(), op1, i->getVL());
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PINSRB_VdqHdqEbIbM(bxInstruction_c *i)
{
BxPackedXmmRegister op1 = BX_READ_XMM_REG(i->src1());
bx_address eaddr = BX_CPU_CALL_METHODR(i->ResolveModrm, (i));
op1.xmmubyte(i->Ib() & 0xF) = read_virtual_byte(i->seg(), eaddr);
BX_WRITE_XMM_REGZ(i->dst(), op1, i->getVL());
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::INSERTPS_VpsHpsWssIb(bxInstruction_c *i)
{
BxPackedXmmRegister op1 = BX_READ_XMM_REG(i->src1());
Bit8u control = i->Ib();
Bit32u op2;
/* op2 is a register or memory reference */
if (i->modC0()) {
BxPackedXmmRegister temp = BX_READ_XMM_REG(i->src2());
op2 = temp.xmm32u((control >> 6) & 3);
}
else {
bx_address eaddr = BX_CPU_CALL_METHODR(i->ResolveModrm, (i));
op2 = read_virtual_dword(i->seg(), eaddr);
}
op1.xmm32u((control >> 4) & 3) = op2;
if (control & 1) op1.xmm32u(0) = 0;
if (control & 2) op1.xmm32u(1) = 0;
if (control & 4) op1.xmm32u(2) = 0;
if (control & 8) op1.xmm32u(3) = 0;
BX_WRITE_XMM_REGZ(i->dst(), op1, i->getVL());
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PINSRD_VdqHdqEdIbR(bxInstruction_c *i)
{
BxPackedXmmRegister op1 = BX_READ_XMM_REG(i->src1());
#if BX_SUPPORT_X86_64
if (i->os64L()) { /* 64 bit operand size mode */
op1.xmm64u(i->Ib() & 1) = BX_READ_64BIT_REG(i->src2());
}
else
#endif
{
op1.xmm32u(i->Ib() & 3) = BX_READ_32BIT_REG(i->src2());
}
BX_WRITE_XMM_REGZ(i->dst(), op1, i->getVL());
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PINSRD_VdqHdqEdIbM(bxInstruction_c *i)
{
BxPackedXmmRegister op1 = BX_READ_XMM_REG(i->src1());
bx_address eaddr = BX_CPU_CALL_METHODR(i->ResolveModrm, (i));
#if BX_SUPPORT_X86_64
if (i->os64L()) { /* 64 bit operand size mode */
Bit64u op2 = read_virtual_qword_64(i->seg(), eaddr);
op1.xmm64u(i->Ib() & 1) = op2;
}
else
#endif
{
Bit32u op2 = read_virtual_dword(i->seg(), eaddr);
op1.xmm32u(i->Ib() & 3) = op2;
}
BX_WRITE_XMM_REGZ(i->dst(), op1, i->getVL());
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::MPSADBW_VdqWdqIbR(bxInstruction_c *i)
{
BxPackedXmmRegister op1 = BX_READ_XMM_REG(i->dst());
BxPackedXmmRegister op2 = BX_READ_XMM_REG(i->src()), result;
xmm_mpsadbw(&result, &op1, &op2, i->Ib() & 0x7);
BX_WRITE_XMM_REG(i->dst(), result);
BX_NEXT_INSTR(i);
}
#endif // BX_CPU_LEVEL >= 6
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PSHUFD_VdqWdqIbR(bxInstruction_c *i)
{
#if BX_CPU_LEVEL >= 6
BxPackedXmmRegister op = BX_READ_XMM_REG(i->src()), result;
xmm_shufps(&result, &op, &op, i->Ib());
BX_WRITE_XMM_REG(i->dst(), result);
#endif
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PSHUFHW_VdqWdqIbR(bxInstruction_c *i)
{
#if BX_CPU_LEVEL >= 6
BxPackedXmmRegister op = BX_READ_XMM_REG(i->src()), result;
xmm_pshufhw(&result, &op, i->Ib());
BX_WRITE_XMM_REG(i->dst(), result);
#endif
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PSHUFLW_VdqWdqIbR(bxInstruction_c *i)
{
#if BX_CPU_LEVEL >= 6
BxPackedXmmRegister op = BX_READ_XMM_REG(i->src()), result;
xmm_pshuflw(&result, &op, i->Ib());
BX_WRITE_XMM_REG(i->dst(), result);
#endif
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PINSRW_VdqHdqEwIbR(bxInstruction_c *i)
{
#if BX_CPU_LEVEL >= 6
BxPackedXmmRegister op1 = BX_READ_XMM_REG(i->src1());
Bit8u count = i->Ib() & 0x7;
op1.xmm16u(count) = BX_READ_16BIT_REG(i->src2());
BX_WRITE_XMM_REGZ(i->dst(), op1, i->getVL());
#endif
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::PEXTRW_GdUdqIb(bxInstruction_c *i)
{
#if BX_CPU_LEVEL >= 6
BxPackedXmmRegister op = BX_READ_XMM_REG(i->src());
Bit8u count = i->Ib() & 0x7;
Bit32u result = (Bit32u) op.xmm16u(count);
BX_WRITE_32BIT_REGZ(i->dst(), result);
#endif
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::SHUFPS_VpsWpsIbR(bxInstruction_c *i)
{
#if BX_CPU_LEVEL >= 6
BxPackedXmmRegister op1 = BX_READ_XMM_REG(i->dst());
BxPackedXmmRegister op2 = BX_READ_XMM_REG(i->src()), result;
xmm_shufps(&result, &op1, &op2, i->Ib());
BX_WRITE_XMM_REG(i->dst(), result);
#endif
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::SHUFPD_VpdWpdIbR(bxInstruction_c *i)
{
#if BX_CPU_LEVEL >= 6
BxPackedXmmRegister op1 = BX_READ_XMM_REG(i->dst());
BxPackedXmmRegister op2 = BX_READ_XMM_REG(i->src()), result;
xmm_shufpd(&result, &op1, &op2, i->Ib());
BX_WRITE_XMM_REG(i->dst(), result);
#endif
BX_NEXT_INSTR(i);
}
#if BX_CPU_LEVEL >= 6
#define SSE_PSHIFT_CPU_LEVEL6(HANDLER, func) \
/* SSE packed shift instruction */ \
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C:: HANDLER (bxInstruction_c *i) \
{ \
BxPackedXmmRegister op = BX_READ_XMM_REG(i->dst()); \
\
(func)(&op, BX_READ_XMM_REG_LO_QWORD(i->src())); \
\
BX_WRITE_XMM_REG(i->dst(), op); \
\
BX_NEXT_INSTR(i); \
}
#else
#define SSE_PSHIFT_CPU_LEVEL6(HANDLER, func) \
/* SSE instruction with two src operands */ \
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C :: HANDLER (bxInstruction_c *i) \
{ \
BX_NEXT_INSTR(i); \
}
#endif
SSE_PSHIFT_CPU_LEVEL6(PSRLW_VdqWdqR, xmm_psrlw);
SSE_PSHIFT_CPU_LEVEL6(PSRLD_VdqWdqR, xmm_psrld);
SSE_PSHIFT_CPU_LEVEL6(PSRLQ_VdqWdqR, xmm_psrlq);
SSE_PSHIFT_CPU_LEVEL6(PSRAW_VdqWdqR, xmm_psraw);
SSE_PSHIFT_CPU_LEVEL6(PSRAD_VdqWdqR, xmm_psrad);
SSE_PSHIFT_CPU_LEVEL6(PSLLW_VdqWdqR, xmm_psllw);
SSE_PSHIFT_CPU_LEVEL6(PSLLD_VdqWdqR, xmm_pslld);
SSE_PSHIFT_CPU_LEVEL6(PSLLQ_VdqWdqR, xmm_psllq);
#if BX_CPU_LEVEL >= 6
#define SSE_PSHIFT_IMM_CPU_LEVEL6(HANDLER, func) \
/* SSE packed shift with imm8 instruction */ \
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C:: HANDLER (bxInstruction_c *i) \
{ \
(func)(&BX_XMM_REG(i->dst()), i->Ib()); \
\
BX_NEXT_INSTR(i); \
}
#else
#define SSE_PSHIFT_IMM_CPU_LEVEL6(HANDLER, func) \
/* SSE packed shift with imm8 instruction */ \
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C :: HANDLER (bxInstruction_c *i) \
{ \
BX_NEXT_INSTR(i); \
}
#endif
SSE_PSHIFT_IMM_CPU_LEVEL6(PSRLW_UdqIb, xmm_psrlw);
SSE_PSHIFT_IMM_CPU_LEVEL6(PSRLD_UdqIb, xmm_psrld);
SSE_PSHIFT_IMM_CPU_LEVEL6(PSRLQ_UdqIb, xmm_psrlq);
SSE_PSHIFT_IMM_CPU_LEVEL6(PSRAW_UdqIb, xmm_psraw);
SSE_PSHIFT_IMM_CPU_LEVEL6(PSRAD_UdqIb, xmm_psrad);
SSE_PSHIFT_IMM_CPU_LEVEL6(PSLLW_UdqIb, xmm_psllw);
SSE_PSHIFT_IMM_CPU_LEVEL6(PSLLD_UdqIb, xmm_pslld);
SSE_PSHIFT_IMM_CPU_LEVEL6(PSLLQ_UdqIb, xmm_psllq);
SSE_PSHIFT_IMM_CPU_LEVEL6(PSRLDQ_UdqIb, xmm_psrldq);
SSE_PSHIFT_IMM_CPU_LEVEL6(PSLLDQ_UdqIb, xmm_pslldq);
/* ************************ */
/* SSE4A (AMD) INSTRUCTIONS */
/* ************************ */
#if BX_CPU_LEVEL >= 6
BX_CPP_INLINE Bit64u xmm_extrq(Bit64u src, unsigned shift, unsigned len)
{
len &= 0x3f;
shift &= 0x3f;
src >>= shift;
if (len) {
Bit64u mask = (BX_CONST64(1) << len) - 1;
return src & mask;
}
return src;
}
BX_CPP_INLINE Bit64u xmm_insertq(Bit64u dest, Bit64u src, unsigned shift, unsigned len)
{
Bit64u mask;
len &= 0x3f;
shift &= 0x3f;
if (len == 0) {
mask = BX_CONST64(0xffffffffffffffff);
} else {
mask = (BX_CONST64(1) << len) - 1;
}
return (dest & ~(mask << shift)) | ((src & mask) << shift);
}
#endif
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::EXTRQ_UdqIbIb(bxInstruction_c *i)
{
#if BX_CPU_LEVEL >= 6
BX_WRITE_XMM_REG_LO_QWORD(i->dst(), xmm_extrq(BX_READ_XMM_REG_LO_QWORD(i->dst()), i->Ib2(), i->Ib()));
#endif
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::EXTRQ_VdqUq(bxInstruction_c *i)
{
#if BX_CPU_LEVEL >= 6
Bit16u ctrl = BX_READ_XMM_REG_LO_WORD(i->src());
BX_WRITE_XMM_REG_LO_QWORD(i->dst(), xmm_extrq(BX_READ_XMM_REG_LO_QWORD(i->dst()), ctrl >> 8, ctrl));
#endif
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::INSERTQ_VdqUqIbIb(bxInstruction_c *i)
{
#if BX_CPU_LEVEL >= 6
Bit64u dst = BX_READ_XMM_REG_LO_QWORD(i->dst()), src = BX_READ_XMM_REG_LO_QWORD(i->src());
BX_WRITE_XMM_REG_LO_QWORD(i->dst(), xmm_insertq(dst, src, i->Ib2(), i->Ib()));
#endif
BX_NEXT_INSTR(i);
}
BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::INSERTQ_VdqUdq(bxInstruction_c *i)
{
#if BX_CPU_LEVEL >= 6
BxPackedXmmRegister src = BX_READ_XMM_REG(i->src());
Bit64u dst = BX_READ_XMM_REG_LO_QWORD(i->dst());
BX_WRITE_XMM_REG_LO_QWORD(i->dst(), xmm_insertq(dst, src.xmm64u(0), src.xmmubyte(9), src.xmmubyte(8)));
#endif
BX_NEXT_INSTR(i);
}
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