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// license:BSD-3-Clause
// copyright-holders:Farfetch'd, R. Belmont
// NOTE for bit string / field addressing
// ************************************
// m_moddim must be passed as 10 for bit string instructions,
// and as 11 for bit field instructions
// Addressing mode functions and tables
#include "am1.hxx" // ReadAM
#include "am2.hxx" // ReadAMAddress
#include "am3.hxx" // WriteAM
/*
Input:
m_modadd
m_moddim
Output:
m_amout
amLength
*/
uint32_t v60_device::ReadAM()
{
m_modm = m_modm?1:0;
m_modval = OpRead8(m_modadd);
return (this->*s_AMTable1[m_modm][m_modval >> 5])();
}
uint32_t v60_device::BitReadAM()
{
m_modm = m_modm?1:0;
m_modval = OpRead8(m_modadd);
return (this->*s_BAMTable1[m_modm][m_modval >> 5])();
}
/*
Input:
m_modadd
m_moddim
Output:
m_amout
m_amflag
amLength
*/
uint32_t v60_device::ReadAMAddress()
{
m_modm = m_modm?1:0;
m_modval = OpRead8(m_modadd);
return (this->*s_AMTable2[m_modm][m_modval >> 5])();
}
uint32_t v60_device::BitReadAMAddress()
{
m_modm = m_modm?1:0;
m_modval = OpRead8(m_modadd);
return (this->*s_BAMTable2[m_modm][m_modval >> 5])();
}
/*
Input:
m_modadd
m_moddim
m_modwritevalb / H/W
Output:
m_amout
amLength
*/
uint32_t v60_device::WriteAM()
{
m_modm = m_modm?1:0;
m_modval = OpRead8(m_modadd);
return (this->*s_AMTable3[m_modm][m_modval >> 5])();
}
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