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EMU387
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E15.CC
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C/C++ Source or Header
|
1991-04-22
|
740b
|
64 lines
#include "emu.h"
#include "const.h"
static void fld_const(reg &c)
{
if (full())
return;
top--;
r_mov(c, st());
status_word &= ~SW_C1;
}
void fld1()
{
fld_const(CONST_1);
}
void fldl2t()
{
fld_const(CONST_L2T);
}
void fldl2e()
{
fld_const(CONST_L2E);
}
void fldpi()
{
fld_const(CONST_PI);
}
void fldlg2()
{
fld_const(CONST_LG2);
}
void fldln2()
{
fld_const(CONST_LN2);
}
void fldz()
{
fld_const(CONST_Z);
}
FUNC emu_15_table[] = {
fld1, fldl2t, fldl2e, fldpi, fldlg2, fldln2, fldz, emu_bad
};
void emu_15()
{
if (modrm > 0277)
{
(emu_15_table[modrm&7])();
}
else
{
// fldcw
control_word = *(short *)get_modrm();
}
}