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https://github.com/Michael-Prince-Sharpe/bsnes-classic.git
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58 lines
1.2 KiB
C++
58 lines
1.2 KiB
C++
#ifdef SMPCORE_CPP
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template<uint8 (SMPcore::*op)(uint8), int n>
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void SMPcore::op_adjust_reg() {
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op_io();
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regs.r[n] = (this->*op)(regs.r[n]);
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}
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template<uint8 (SMPcore::*op)(uint8)>
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void SMPcore::op_adjust_dp() {
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dp = op_readpc();
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rd = op_readdp(dp);
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rd = (this->*op)(rd);
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op_writedp(dp, rd);
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}
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template<uint8 (SMPcore::*op)(uint8)>
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void SMPcore::op_adjust_dpx() {
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dp = op_readpc();
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op_io();
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rd = op_readdp(dp + regs.x);
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rd = (this->*op)(rd);
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op_writedp(dp + regs.x, rd);
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}
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template<uint8 (SMPcore::*op)(uint8)>
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void SMPcore::op_adjust_addr() {
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dp = op_readpc() << 0;
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dp |= op_readpc() << 8;
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rd = op_readaddr(dp);
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rd = (this->*op)(rd);
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op_writeaddr(dp, rd);
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}
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template<int op>
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void SMPcore::op_adjust_addr_a() {
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dp = op_readpc() << 0;
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dp |= op_readpc() << 8;
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rd = op_readaddr(dp);
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regs.p.n = ((regs.a - rd) & 0x80);
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regs.p.z = ((regs.a - rd) == 0);
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op_readaddr(dp);
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op_writeaddr(dp, (op ? rd | regs.a : rd & ~regs.a));
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}
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template<int adjust>
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void SMPcore::op_adjustw_dp() {
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dp = op_readpc();
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rd = op_readdp(dp) << 0;
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rd += adjust;
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op_writedp(dp++, rd);
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rd += op_readdp(dp) << 8;
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op_writedp(dp, rd >> 8);
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regs.p.n = (rd & 0x8000);
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regs.p.z = (rd == 0);
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}
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#endif
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