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Add ror instruction

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This commit is contained in:
Jason Turner 2021-05-11 20:44:38 -06:00
parent 9e44438f1e
commit 6c0e5a660d
1 changed files with 6 additions and 1 deletions
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7
src/6502-c++.cpp
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@ -125,6 +125,7 @@ struct AVR : ASMLine
ret, ret,
rjmp, rjmp,
rol, rol,
ror,
sbc, sbc,
sbci, sbci,
@ -152,6 +153,7 @@ struct AVR : ASMLine
if (o == "mov") { return OpCode::mov; } if (o == "mov") { return OpCode::mov; }
if (o == "lsl") { return OpCode::lsl; } if (o == "lsl") { return OpCode::lsl; }
if (o == "rol") { return OpCode::rol; } if (o == "rol") { return OpCode::rol; }
if (o == "ror") { return OpCode::ror; }
if (o == "rcall") { return OpCode::rcall; } if (o == "rcall") { return OpCode::rcall; }
if (o == "ld") { return OpCode::ld; } if (o == "ld") { return OpCode::ld; }
if (o == "sub") { return OpCode::sub; } if (o == "sub") { return OpCode::sub; }
@ -350,6 +352,9 @@ void translate_instruction(const Personality &personality, std::vector<mos6502>
case AVR::OpCode::rol: case AVR::OpCode::rol:
instructions.emplace_back(mos6502::OpCode::rol, personality.get_register(o1_reg_num)); instructions.emplace_back(mos6502::OpCode::rol, personality.get_register(o1_reg_num));
return; return;
case AVR::OpCode::ror:
instructions.emplace_back(mos6502::OpCode::ror, personality.get_register(o1_reg_num));
return;
case AVR::OpCode::rcall: case AVR::OpCode::rcall:
if (o1.value != ".") { if (o1.value != ".") {
instructions.emplace_back(mos6502::OpCode::jsr, o1); instructions.emplace_back(mos6502::OpCode::jsr, o1);
@ -874,7 +879,7 @@ void run(const Personality &personality, std::istream &input)
} }
} }
std::set<std::string> used_labels{ "main" }; std::set<std::string> used_labels{ "main", "__udivmodhi4", "__mulhi3"};
for (const auto &i : instructions) { for (const auto &i : instructions) {
if (i.type == ASMLine::Type::Instruction) { if (i.type == ASMLine::Type::Instruction) {