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add these files to main trunk later

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Stanislav Shwartsman 2004-02-21 14:48:42 +00:00
parent adbdde37e9
commit 9d7d634ebc
6 changed files with 0 additions and 1861 deletions
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818
bochs/cpu/fpu_arith.cc
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@ -1,818 +0,0 @@
/////////////////////////////////////////////////////////////////////////
// Copyright (C) 2004 MandrakeSoft S.A.
//
// MandrakeSoft S.A.
// 43, rue d'Aboukir
// 75002 Paris - France
// http://www.linux-mandrake.com/
// http://www.mandrakesoft.com/
//
// 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
/////////////////////////////////////////////////////////////////////////
#define NEED_CPU_REG_SHORTCUTS 1
#include "bochs.h"
#define LOG_THIS BX_CPU_THIS_PTR
///////////////////////////////////////////////////////
/// TODO: Handle FPU last instruction and data pointers
///////////////////////////////////////////////////////
#if BX_SUPPORT_FPU
#include "softfloat.h"
/* Returns 1 if unmasked exception occured */
int BX_CPU_C::FPU_exception(int exception)
{
int unmasked = 0;
/* Extract only the bits which we use to set the status word */
exception &= (FPU_SW_Exceptions_Mask);
/* Set the corresponding exception bit */
FPU_PARTIAL_STATUS |= exception;
/* Set summary bits iff exception isn't masked */
if (FPU_PARTIAL_STATUS & ~FPU_CONTROL_WORD & FPU_CW_Exceptions_Mask)
{
FPU_PARTIAL_STATUS |= (FPU_SW_Summary | FPU_SW_Backward);
unmasked = 1;
}
if (exception & (FPU_SW_Stack_Fault | FPU_EX_Precision))
{
if (! (exception & FPU_SW_C1))
/* This bit distinguishes over- from underflow for a stack fault,
and roundup from round-down for precision loss. */
FPU_PARTIAL_STATUS &= ~FPU_SW_C1;
}
return unmasked;
}
void BX_CPU_C::FPU_stack_overflow(void)
{
/* The masked response */
if (BX_CPU_THIS_PTR the_i387.get_control_word() & FPU_CW_Invalid)
{
FPU_TOS--;
BX_CPU_THIS_PTR the_i387.FPU_save_regi(Const_QNaN, FPU_Tag_Special, 0);
}
BX_CPU_THIS_PTR FPU_exception(FPU_EX_Stack_Overflow);
}
void BX_CPU_C::FPU_stack_underflow(int stnr, int pop_stack)
{
/* The masked response */
if (BX_CPU_THIS_PTR the_i387.get_control_word() & FPU_CW_Invalid)
{
BX_CPU_THIS_PTR the_i387.FPU_save_regi(Const_QNaN, FPU_Tag_Special, stnr);
if (pop_stack)
BX_CPU_THIS_PTR the_i387.FPU_pop();
}
BX_CPU_THIS_PTR FPU_exception(FPU_EX_Stack_Underflow);
}
static softfloat_status_word_t FPU_pre_exception_handling(Bit16u control_word)
{
softfloat_status_word_t status;
int precision = control_word & FPU_CW_PC;
/* p 15-5: Precision control bits affect only the following:
ADD, SUB(R), MUL, DIV(R), and SQRT */
#define FPU_PR_32_BITS (0x000)
#define FPU_PR_RESERVED_BITS (0x100)
#define FPU_PR_64_BITS (0x200)
#define FPU_PR_80_BITS (0x300)
switch(precision)
{
case FPU_PR_32_BITS:
status.float_rounding_precision = 32;
break;
case FPU_PR_64_BITS:
status.float_rounding_precision = 64;
break;
default:
status.float_rounding_precision = 80;
}
status.float_detect_tininess = float_tininess_after_rounding;
status.float_exception_flags = 0; // clear exceptions before execution
status.float_nan_handling_mode = float_first_operand_nan;
status.float_rounding_mode = (control_word & FPU_CW_RC) >> 10;
status.flush_underflow_to_zero = 0;
return status;
}
#endif
void BX_CPU_C::FADD_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
clear_C1();
if (IS_TAG_EMPTY(0) || IS_TAG_EMPTY(i->rm()))
{
FPU_stack_underflow(0);
return;
}
softfloat_status_word_t status =
FPU_pre_exception_handling(BX_CPU_THIS_PTR the_i387.get_control_word());
floatx80 result = floatx80_add(BX_CPU_THIS_PTR the_i387.FPU_read_regi(0),
BX_CPU_THIS_PTR the_i387.FPU_read_regi(i->rm()), status);
if (BX_CPU_THIS_PTR FPU_exception(status.float_exception_flags))
return;
BX_WRITE_FPU_REG(result, 0);
#else
BX_INFO(("FADD_ST0_STj: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FADD_STi_ST0(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
int pop_stack = (i->b1() & 0x10) >> 1;
clear_C1();
if (IS_TAG_EMPTY(0) || IS_TAG_EMPTY(i->rm()))
{
FPU_stack_underflow(i->rm(), pop_stack);
return;
}
softfloat_status_word_t status =
FPU_pre_exception_handling(BX_CPU_THIS_PTR the_i387.get_control_word());
floatx80 result = floatx80_add(BX_CPU_THIS_PTR the_i387.FPU_read_regi(i->rm()),
BX_CPU_THIS_PTR the_i387.FPU_read_regi(0), status);
if (BX_CPU_THIS_PTR FPU_exception(status.float_exception_flags))
return;
BX_WRITE_FPU_REG(result, i->rm());
if (pop_stack)
BX_CPU_THIS_PTR the_i387.FPU_pop();
#else
BX_INFO(("FADD(P)_STi_ST0: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FADD_SINGLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FADD_SINGLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FADD_DOUBLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FADD_DOUBLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FIADD_WORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FIADD_WORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FIADD_DWORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FIADD_DWORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FMUL_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
clear_C1();
if (IS_TAG_EMPTY(0) || IS_TAG_EMPTY(i->rm()))
{
FPU_stack_underflow(0);
return;
}
softfloat_status_word_t status =
FPU_pre_exception_handling(BX_CPU_THIS_PTR the_i387.get_control_word());
floatx80 result = floatx80_mul(BX_CPU_THIS_PTR the_i387.FPU_read_regi(0),
BX_CPU_THIS_PTR the_i387.FPU_read_regi(i->rm()), status);
if (BX_CPU_THIS_PTR FPU_exception(status.float_exception_flags))
return;
BX_WRITE_FPU_REG(result, 0);
#else
BX_INFO(("FMUL_ST0_STj: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FMUL_STi_ST0(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
int pop_stack = (i->b1() & 0x10) >> 1;
clear_C1();
if (IS_TAG_EMPTY(0) || IS_TAG_EMPTY(i->rm()))
{
FPU_stack_underflow(i->rm(), pop_stack);
return;
}
softfloat_status_word_t status =
FPU_pre_exception_handling(BX_CPU_THIS_PTR the_i387.get_control_word());
floatx80 result = floatx80_mul(BX_CPU_THIS_PTR the_i387.FPU_read_regi(i->rm()),
BX_CPU_THIS_PTR the_i387.FPU_read_regi(0), status);
if (BX_CPU_THIS_PTR FPU_exception(status.float_exception_flags))
return;
BX_WRITE_FPU_REG(result, i->rm());
if (pop_stack)
BX_CPU_THIS_PTR the_i387.FPU_pop();
#else
BX_INFO(("FMUL(P)_STi_ST0: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FMUL_SINGLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FMUL_SINGLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FMUL_DOUBLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FMUL_DOUBLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FIMUL_WORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FIMUL_WORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FIMUL_DWORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FIMUL_DWORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FSUB_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
clear_C1();
if (IS_TAG_EMPTY(0) || IS_TAG_EMPTY(i->rm()))
{
FPU_stack_underflow(0);
return;
}
softfloat_status_word_t status =
FPU_pre_exception_handling(BX_CPU_THIS_PTR the_i387.get_control_word());
floatx80 result = floatx80_sub(BX_CPU_THIS_PTR the_i387.FPU_read_regi(0),
BX_CPU_THIS_PTR the_i387.FPU_read_regi(i->rm()), status);
if (BX_CPU_THIS_PTR FPU_exception(status.float_exception_flags))
return;
BX_WRITE_FPU_REG(result, 0);
#else
BX_INFO(("FSUB_ST0_STj: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FSUBR_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
clear_C1();
if (IS_TAG_EMPTY(0) || IS_TAG_EMPTY(i->rm()))
{
FPU_stack_underflow(0);
return;
}
softfloat_status_word_t status =
FPU_pre_exception_handling(BX_CPU_THIS_PTR the_i387.get_control_word());
floatx80 result = floatx80_sub(BX_CPU_THIS_PTR the_i387.FPU_read_regi(i->rm()),
BX_CPU_THIS_PTR the_i387.FPU_read_regi(0), status);
if (BX_CPU_THIS_PTR FPU_exception(status.float_exception_flags))
return;
BX_WRITE_FPU_REG(result, 0);
#else
BX_INFO(("FSUBR_ST0_STj: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FSUB_STi_ST0(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
int pop_stack = (i->b1() & 0x10) >> 1;
clear_C1();
if (IS_TAG_EMPTY(0) || IS_TAG_EMPTY(i->rm()))
{
FPU_stack_underflow(i->rm(), pop_stack);
return;
}
softfloat_status_word_t status =
FPU_pre_exception_handling(BX_CPU_THIS_PTR the_i387.get_control_word());
floatx80 result = floatx80_sub(BX_CPU_THIS_PTR the_i387.FPU_read_regi(i->rm()),
BX_CPU_THIS_PTR the_i387.FPU_read_regi(0), status);
if (BX_CPU_THIS_PTR FPU_exception(status.float_exception_flags))
return;
BX_WRITE_FPU_REG(result, i->rm());
if (pop_stack)
BX_CPU_THIS_PTR the_i387.FPU_pop();
#else
BX_INFO(("FSUB(P)_STi_ST0: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FSUBR_STi_ST0(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
int pop_stack = (i->b1() & 0x10) >> 1;
clear_C1();
if (IS_TAG_EMPTY(0) || IS_TAG_EMPTY(i->rm()))
{
FPU_stack_underflow(i->rm(), pop_stack);
return;
}
softfloat_status_word_t status =
FPU_pre_exception_handling(BX_CPU_THIS_PTR the_i387.get_control_word());
floatx80 result = floatx80_sub(BX_CPU_THIS_PTR the_i387.FPU_read_regi(0),
BX_CPU_THIS_PTR the_i387.FPU_read_regi(i->rm()), status);
if (BX_CPU_THIS_PTR FPU_exception(status.float_exception_flags))
return;
BX_WRITE_FPU_REG(result, i->rm());
if (pop_stack)
BX_CPU_THIS_PTR the_i387.FPU_pop();
#else
BX_INFO(("FSUBR(P)_STi_ST0: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FSUB_SINGLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FSUB_SINGLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FSUBR_SINGLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FSUBR_SINGLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FSUB_DOUBLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FSUB_DOUBLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FSUBR_DOUBLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FSUBR_DOUBLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FISUB_WORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FISUB_WORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FISUBR_WORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FISUBR_WORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FISUB_DWORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FISUB_DWORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FISUBR_DWORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FISUBR_DWORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FDIV_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
clear_C1();
if (IS_TAG_EMPTY(0) || IS_TAG_EMPTY(i->rm()))
{
FPU_stack_underflow(0);
return;
}
softfloat_status_word_t status =
FPU_pre_exception_handling(BX_CPU_THIS_PTR the_i387.get_control_word());
floatx80 result = floatx80_div(BX_CPU_THIS_PTR the_i387.FPU_read_regi(0),
BX_CPU_THIS_PTR the_i387.FPU_read_regi(i->rm()), status);
if (BX_CPU_THIS_PTR FPU_exception(status.float_exception_flags))
return;
BX_WRITE_FPU_REG(result, 0);
#else
BX_INFO(("FDIV_ST0_STj: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FDIVR_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
clear_C1();
if (IS_TAG_EMPTY(0) || IS_TAG_EMPTY(i->rm()))
{
FPU_stack_underflow(0);
return;
}
softfloat_status_word_t status =
FPU_pre_exception_handling(BX_CPU_THIS_PTR the_i387.get_control_word());
floatx80 result = floatx80_div(BX_CPU_THIS_PTR the_i387.FPU_read_regi(i->rm()),
BX_CPU_THIS_PTR the_i387.FPU_read_regi(0), status);
if (BX_CPU_THIS_PTR FPU_exception(status.float_exception_flags))
return;
BX_WRITE_FPU_REG(result, 0);
#else
BX_INFO(("FDIVR_ST0_STj: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FDIV_STi_ST0(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
int pop_stack = (i->b1() & 0x10) >> 1;
clear_C1();
if (IS_TAG_EMPTY(0) || IS_TAG_EMPTY(i->rm()))
{
FPU_stack_underflow(i->rm(), pop_stack);
return;
}
softfloat_status_word_t status =
FPU_pre_exception_handling(BX_CPU_THIS_PTR the_i387.get_control_word());
floatx80 result = floatx80_div(BX_CPU_THIS_PTR the_i387.FPU_read_regi(i->rm()),
BX_CPU_THIS_PTR the_i387.FPU_read_regi(0), status);
if (BX_CPU_THIS_PTR FPU_exception(status.float_exception_flags))
return;
BX_WRITE_FPU_REG(result, i->rm());
if (pop_stack)
BX_CPU_THIS_PTR the_i387.FPU_pop();
#else
BX_INFO(("FDIV(P)_STi_ST0: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FDIVR_STi_ST0(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
int pop_stack = (i->b1() & 0x10) >> 1;
clear_C1();
if (IS_TAG_EMPTY(0) || IS_TAG_EMPTY(i->rm()))
{
FPU_stack_underflow(i->rm(), pop_stack);
return;
}
softfloat_status_word_t status =
FPU_pre_exception_handling(BX_CPU_THIS_PTR the_i387.get_control_word());
floatx80 result = floatx80_div(BX_CPU_THIS_PTR the_i387.FPU_read_regi(0),
BX_CPU_THIS_PTR the_i387.FPU_read_regi(i->rm()), status);
if (BX_CPU_THIS_PTR FPU_exception(status.float_exception_flags))
return;
BX_WRITE_FPU_REG(result, i->rm());
if (pop_stack)
BX_CPU_THIS_PTR the_i387.FPU_pop();
#else
BX_INFO(("FDIVR(P)_STi_ST0: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FDIV_SINGLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FDIV_SINGLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FDIVR_SINGLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FDIVR_SINGLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FDIV_DOUBLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FDIV_DOUBLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FDIVR_DOUBLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FDIVR_DOUBLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FIDIV_WORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FIDIV_WORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FIDIVR_WORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FIDIVR_WORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FIDIV_DWORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FIDIV_DWORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FIDIVR_DWORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FIDIVR_DWORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FXTRACT(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FXTRACT: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FPREM1(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FPREM1: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FPREM(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FPREM: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FSQRT(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FSQRT: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FRNDINT(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FRNDINT: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FSCALE(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FSCALE: required FPU, configure --enable-fpu"));
#endif
}

344
bochs/cpu/fpu_compare.cc
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@ -1,344 +0,0 @@
/////////////////////////////////////////////////////////////////////////
// Copyright (C) 2004 MandrakeSoft S.A.
//
// MandrakeSoft S.A.
// 43, rue d'Aboukir
// 75002 Paris - France
// http://www.linux-mandrake.com/
// http://www.mandrakesoft.com/
//
// 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
/////////////////////////////////////////////////////////////////////////
#define NEED_CPU_REG_SHORTCUTS 1
#include "bochs.h"
#define LOG_THIS BX_CPU_THIS_PTR
void BX_CPU_C::FCOM_STi(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCOM_STi: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FCOMP_STi(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCOMP_STi: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FCOMI_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCOMI_ST0_STj: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FCOMIP_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCOMIP_ST0_STj: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FUCOMI_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FUCOMI_ST0_STj: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FUCOMIP_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FUCOMIP_ST0_STj: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FUCOM_STi(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FUCOM_STi: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FUCOMP_STi(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FUCOMP_STi: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FCOM_SINGLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCOM_SINGLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FCOMP_SINGLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCOMP_SINGLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FCOM_DOUBLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCOM_DOUBLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FCOMP_DOUBLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCOMP_DOUBLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FICOM_WORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FICOM_WORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FICOMP_WORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FICOMP_WORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FICOM_DWORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FICOM_DWORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FICOMP_DWORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FICOMP_DWORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FCOMPP(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCOMPP: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FUCOMPP(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FUCOMPP: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FCMOVB_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU && (BX_CPU_LEVEL == 6)
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCMOVB_ST0_STj: required P6 FPU, configure --enable-fpu, cpu-level=6"));
UndefinedOpcode(i);
#endif
}
void BX_CPU_C::FCMOVE_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU && (BX_CPU_LEVEL == 6)
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCMOVE_ST0_STj: required P6 FPU, configure --enable-fpu, cpu-level=6"));
UndefinedOpcode(i);
#endif
}
void BX_CPU_C::FCMOVBE_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU && (BX_CPU_LEVEL == 6)
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCMOVBE_ST0_STj: required P6 FPU, configure --enable-fpu, cpu-level=6"));
UndefinedOpcode(i);
#endif
}
void BX_CPU_C::FCMOVU_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU && (BX_CPU_LEVEL == 6)
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCMOVU_ST0_STj: required P6 FPU, configure --enable-fpu, cpu-level=6"));
UndefinedOpcode(i);
#endif
}
void BX_CPU_C::FCMOVNB_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU && (BX_CPU_LEVEL == 6)
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCMOVNB_ST0_STj: required P6 FPU, configure --enable-fpu, cpu-level=6"));
UndefinedOpcode(i);
#endif
}
void BX_CPU_C::FCMOVNE_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU && (BX_CPU_LEVEL == 6)
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCMOVNE_ST0_STj: required P6 FPU, configure --enable-fpu, cpu-level=6"));
UndefinedOpcode(i);
#endif
}
void BX_CPU_C::FCMOVNBE_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU && (BX_CPU_LEVEL == 6)
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCMOVNBE_ST0_STj: required P6 FPU, configure --enable-fpu, cpu-level=6"));
UndefinedOpcode(i);
#endif
}
void BX_CPU_C::FCMOVNU_ST0_STj(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU && (BX_CPU_LEVEL == 6)
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCMOVNU_ST0_STj: required P6 FPU, configure --enable-fpu, cpu-level=6"));
UndefinedOpcode(i);
#endif
}
void BX_CPU_C::FTST(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FTST: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FXAM(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FXAM: required FPU, configure --enable-fpu"));
#endif
}

112
bochs/cpu/fpu_const.cc
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@ -1,112 +0,0 @@
/////////////////////////////////////////////////////////////////////////
// Copyright (C) 2004 MandrakeSoft S.A.
//
// MandrakeSoft S.A.
// 43, rue d'Aboukir
// 75002 Paris - France
// http://www.linux-mandrake.com/
// http://www.mandrakesoft.com/
//
// 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
/////////////////////////////////////////////////////////////////////////
#define NEED_CPU_REG_SHORTCUTS 1
#include "bochs.h"
#define LOG_THIS BX_CPU_THIS_PTR
#if BX_SUPPORT_FPU
#include "softfloat-specialize.h"
const floatx80 Const_QNaN = { floatx80_default_nan_exp, floatx80_default_nan_fraction };
#endif
void BX_CPU_C::FLDL2T(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FLDL2T: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FLDL2E(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FLDL2E: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FLDPI(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FLDPI: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FLDLG2(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FLDLG2: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FLDLN2(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FLDLN2: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FLD1(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FLD1: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FLDZ(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FLDZ: required FPU, configure --enable-fpu"));
#endif
}

290
bochs/cpu/fpu_memory.cc
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@ -1,290 +0,0 @@
/////////////////////////////////////////////////////////////////////////
// Copyright (C) 2004 MandrakeSoft S.A.
//
// MandrakeSoft S.A.
// 43, rue d'Aboukir
// 75002 Paris - France
// http://www.linux-mandrake.com/
// http://www.mandrakesoft.com/
//
// 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
/////////////////////////////////////////////////////////////////////////
#define NEED_CPU_REG_SHORTCUTS 1
#include "bochs.h"
#define LOG_THIS BX_CPU_THIS_PTR
void BX_CPU_C::FLD_STi(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FLD_STi: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FLD_SINGLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FLD_SINGLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FLD_DOUBLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FLD_DOUBLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FLD_EXTENDED_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FLD_EXTENDED_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FILD_WORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FILD_WORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FILD_DWORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FILD_DWORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FILD_QWORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FILD_QWORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FBLD_PACKED_BCD(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FBLD_PACKED_BCD: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FST_STi(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FST_STi: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FSTP_STi(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FSTP_STi: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FST_SINGLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FST_SINGLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FSTP_SINGLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FSTP_SINGLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FST_DOUBLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FST_DOUBLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FSTP_DOUBLE_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FSTP_DOUBLE_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FSTP_EXTENDED_REAL(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FSTP_EXTENDED_REAL: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FIST_WORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FIST_WORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FISTP_WORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FISTP_WORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FIST_DWORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FIST_DWORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FISTP_DWORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FISTP_DWORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FISTP_QWORD_INTEGER(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FISTP_QWORD_INTEGER: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FBSTP_PACKED_BCD(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FBSTP_PACKED_BCD: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FISTTP16(bxInstruction_c *i)
{
#if BX_SUPPORT_PNI
BX_PANIC(("FISTTP16: instruction still not implemented"));
#else
BX_INFO(("FISTTP16: required PNI, configure --enable-pni"));
UndefinedOpcode(i);
#endif
}
void BX_CPU_C::FISTTP32(bxInstruction_c *i)
{
#if BX_SUPPORT_PNI
BX_PANIC(("FISTTP32: instruction still not implemented"));
#else
BX_INFO(("FISTTP32: required PNI, configure --enable-pni"));
UndefinedOpcode(i);
#endif
}
void BX_CPU_C::FISTTP64(bxInstruction_c *i)
{
#if BX_SUPPORT_PNI
BX_PANIC(("FISTTP64: instruction still not implemented"));
#else
BX_INFO(("FISTTP64: required PNI, configure --enable-pni"));
UndefinedOpcode(i);
#endif
}

181
bochs/cpu/fpu_misc.cc
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@ -1,181 +0,0 @@
/////////////////////////////////////////////////////////////////////////
// Copyright (C) 2004 MandrakeSoft S.A.
//
// MandrakeSoft S.A.
// 43, rue d'Aboukir
// 75002 Paris - France
// http://www.linux-mandrake.com/
// http://www.mandrakesoft.com/
//
// 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
/////////////////////////////////////////////////////////////////////////
#define NEED_CPU_REG_SHORTCUTS 1
#include "bochs.h"
#define LOG_THIS BX_CPU_THIS_PTR
#if BX_SUPPORT_FPU
static floatx80& floatx80_abs(floatx80 &reg)
{
reg.exp &= 0x8000;
return reg;
}
static floatx80& floatx80_chs(floatx80 &reg)
{
reg.exp ^= 0x8000;
return reg;
}
#endif
/* D9 C8 */
void BX_CPU_C::FXCH_STi(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
int st0_tag = BX_CPU_THIS_PTR the_i387.FPU_gettagi(0);
int sti_tag = BX_CPU_THIS_PTR the_i387.FPU_gettagi(i->rm());
floatx80 st0_reg = BX_READ_FPU_REG(0);
floatx80 sti_reg = BX_READ_FPU_REG(i->rm());
clear_C1();
if (st0_tag == FPU_Tag_Empty || sti_tag == FPU_Tag_Empty)
{
if(BX_CPU_THIS_PTR the_i387.get_control_word() & FPU_CW_Invalid)
{
/* Masked response */
if (st0_tag == FPU_Tag_Empty)
{
st0_reg = Const_QNaN;
st0_tag = FPU_Tag_Special;
}
if (sti_tag == FPU_Tag_Empty)
{
sti_reg = Const_QNaN;
sti_tag = FPU_Tag_Special;
}
}
else
{
BX_CPU_THIS_PTR FPU_exception(FPU_EX_Stack_Underflow);
return;
}
}
BX_WRITE_FPU_REGISTER_AND_TAG(st0_reg, st0_tag, i->rm());
BX_WRITE_FPU_REGISTER_AND_TAG(sti_reg, sti_tag, 0);
#else
BX_INFO(("FXCH_STi: required FPU, configure --enable-fpu"));
#endif
}
/* D9 E0 */
void BX_CPU_C::FCHS(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
int st0_tag = BX_CPU_THIS_PTR the_i387.FPU_gettagi(0);
if (st0_tag == FPU_Tag_Empty)
{
FPU_stack_underflow(0);
return;
}
clear_C1();
floatx80 st0_reg = BX_READ_FPU_REG(0);
BX_WRITE_FPU_REGISTER_AND_TAG(floatx80_chs(st0_reg), st0_tag, 0);
#else
BX_INFO(("FCHS: required FPU, configure --enable-fpu"));
#endif
}
/* D9 E1 */
void BX_CPU_C::FABS(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
int st0_tag = BX_CPU_THIS_PTR the_i387.FPU_gettagi(0);
if (st0_tag == FPU_Tag_Empty)
{
FPU_stack_underflow(0);
return;
}
clear_C1();
floatx80 st0_reg = BX_READ_FPU_REG(0);
BX_WRITE_FPU_REGISTER_AND_TAG(floatx80_abs(st0_reg), st0_tag, 0);
#else
BX_INFO(("FABS: required FPU, configure --enable-fpu"));
#endif
}
/* D9 F6 */
void BX_CPU_C::FDECSTP(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
clear_C1();
if (BX_CPU_THIS_PTR the_i387.tos == 0)
{
BX_CPU_THIS_PTR the_i387.tos = 7;
}
else
{
BX_CPU_THIS_PTR the_i387.tos --;
}
#else
BX_INFO(("FDECSTP: required FPU, configure --enable-fpu"));
#endif
}
/* D9 F7 */
void BX_CPU_C::FINCSTP(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
clear_C1();
BX_CPU_THIS_PTR the_i387.tos++;
BX_CPU_THIS_PTR the_i387.tos &= 0x07;
#else
BX_INFO(("FINCSTP: required FPU, configure --enable-fpu"));
#endif
}
/* DD C0 */
void BX_CPU_C::FFREE_STi(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
BX_CPU_THIS_PTR the_i387.FPU_settagi(FPU_Tag_Empty, i->rm());
#else
BX_INFO(("FFREE_STi: required FPU, configure --enable-fpu"));
#endif
}

116
bochs/cpu/fpu_trans.cc
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@ -1,116 +0,0 @@
/////////////////////////////////////////////////////////////////////////
// Copyright (C) 2004 MandrakeSoft S.A.
//
// MandrakeSoft S.A.
// 43, rue d'Aboukir
// 75002 Paris - France
// http://www.linux-mandrake.com/
// http://www.mandrakesoft.com/
//
// 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
/////////////////////////////////////////////////////////////////////////
#define NEED_CPU_REG_SHORTCUTS 1
#include "bochs.h"
#define LOG_THIS BX_CPU_THIS_PTR
void BX_CPU_C::FSIN(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FSIN: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FCOS(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FCOS: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FSINCOS(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FSINCOS: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FPTAN(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FPTAN: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FPATAN(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FPATAN: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FYL2XP1(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FYL2XP1: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::F2XM1(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("F2XM1: required FPU, configure --enable-fpu"));
#endif
}
void BX_CPU_C::FYL2X(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
BX_CPU_THIS_PTR prepareFPU(i);
fpu_execute(i);
#else
BX_INFO(("FYL2X: required FPU, configure --enable-fpu"));
#endif
}