mirror of
https://github.com/hazemKrimi/jack-vm-translator.git
synced 2026-05-01 18:00:27 +00:00
Add comparison operations wip
This commit is contained in:
Hazem Krimi
+30
-5
@@ -46,14 +46,39 @@ public:
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}
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else if (vec.size() == 1)
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{
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if (vec.at(0) == "add")
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switch (determineOperation(vec[0]))
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{
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case ADD:
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file << translateAdd();
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if (vec.at(0) == "sub")
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break;
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case SUB:
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file << translateSub();
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if (vec.at(0) == "neg")
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break;
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case NEG:
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file << translateNeg();
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break;
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case EQ:
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file << translateEq();
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break;
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case GT:
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file << translateGt();
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break;
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case LT:
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file << translateLt();
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break;
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case AND:
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file << translateAnd();
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break;
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case OR:
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file << translateOr();
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break;
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case NOT:
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file << translateNot();
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break;
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default:
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file << translateNeg();
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break;
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}
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}
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file << endl;
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+20
-8
@@ -14,6 +14,8 @@ Segment determineSegment(string segment)
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return Segment::THIS;
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if (segment == "that")
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return Segment::THAT;
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if (segment == "pointer")
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return Segment::POINTER;
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if (segment == "static")
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return Segment::STATIC;
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if (segment == "temp")
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@@ -34,28 +36,32 @@ string translatePush(string filename, Segment segment, int index)
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output << "@" << index << endl;
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output << "D=A" << endl;
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output << "@LCL" << endl;
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output << "A=D+A" << endl;
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output << "A=D+M" << endl;
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output << "D=M" << endl;
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break;
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case ARG:
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output << "@" << index << endl;
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output << "D=A" << endl;
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output << "@ARG" << endl;
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output << "A=D+A" << endl;
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output << "A=D+M" << endl;
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output << "D=M" << endl;
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break;
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case THIS:
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output << "@" << index << endl;
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output << "D=A" << endl;
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output << "@THIS" << endl;
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output << "A=D+A" << endl;
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output << "A=D+M" << endl;
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output << "D=M" << endl;
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break;
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case THAT:
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output << "@" << index << endl;
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output << "D=A" << endl;
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output << "@THAT" << endl;
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output << "A=D+A" << endl;
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output << "A=D+M" << endl;
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output << "D=M" << endl;
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break;
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case POINTER:
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output << (index == 0 ? "@THIS" : "@THAT") << endl;
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output << "D=M" << endl;
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break;
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case STATIC:
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@@ -92,7 +98,7 @@ string translatePop(string filename, Segment segment, int index)
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output << "@" << index << endl;
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output << "D=A" << endl;
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output << "@LCL" << endl;
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output << "D=D+A" << endl;
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output << "D=D+M" << endl;
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output << "@ADDR" << endl;
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output << "M=D" << endl;
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break;
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@@ -100,7 +106,7 @@ string translatePop(string filename, Segment segment, int index)
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output << "@" << index << endl;
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output << "D=A" << endl;
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output << "@ARG" << endl;
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output << "D=D+A" << endl;
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output << "D=D+M" << endl;
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output << "@ADDR" << endl;
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output << "M=D" << endl;
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break;
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@@ -108,7 +114,7 @@ string translatePop(string filename, Segment segment, int index)
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output << "@" << index << endl;
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output << "D=A" << endl;
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output << "@THIS" << endl;
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output << "D=D+A" << endl;
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output << "D=D+M" << endl;
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output << "@ADDR" << endl;
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output << "M=D" << endl;
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break;
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@@ -116,7 +122,13 @@ string translatePop(string filename, Segment segment, int index)
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output << "@" << index << endl;
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output << "D=A" << endl;
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output << "@THAT" << endl;
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output << "D=D+A" << endl;
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output << "D=D+M" << endl;
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output << "@ADDR" << endl;
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output << "M=D" << endl;
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break;
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case POINTER:
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output << (index == 0 ? "@THIS" : "@THAT") << endl;
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output << "D=A" << endl;
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output << "@ADDR" << endl;
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output << "M=D" << endl;
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break;
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+223
-10
@@ -4,17 +4,29 @@
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using namespace std;
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// Operation determineOperation(string operation)
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// {
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// if (operation == "add")
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// return Operation::ADD;
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// if (operation == "sub")
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// return Operation::SUB;
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// if (operation == "neg")
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// return Operation::NEG;
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Operation determineOperation(string operation)
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{
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if (operation == "add")
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return Operation::ADD;
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if (operation == "sub")
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return Operation::SUB;
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if (operation == "neg")
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return Operation::NEG;
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if (operation == "eq")
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return Operation::EQ;
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if (operation == "gt")
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return Operation::GT;
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if (operation == "lt")
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return Operation::LT;
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if (operation == "and")
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return Operation::AND;
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if (operation == "or")
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return Operation::OR;
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if (operation == "not")
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return Operation::NOT;
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// return Operation::NEG;
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// }
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return Operation::NEG;
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}
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string translateAdd()
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{
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@@ -99,3 +111,204 @@ string translateNeg()
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return output.str();
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}
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string translateEq()
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{
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stringstream output;
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output << "@SP" << endl;
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output << "M=M-1" << endl;
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output << "A=M" << endl;
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output << "D=M" << endl;
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output << "@R" << endl;
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output << "M=D" << endl;
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output << "@SP" << endl;
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output << "M=M-1" << endl;
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output << "A=M" << endl;
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output << "D=M" << endl;
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output << "@R" << endl;
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output << "M=M-D" << endl;
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output << "@TRUE" << endl;
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output << "M;JEQ" << endl;
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output << "@FALSE" << endl;
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output << "M;JNE" << endl;
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output << "(TRUE)" << endl;
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output << "@SP" << endl;
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output << "A=M" << endl;
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output << "M=-1" << endl;
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output << "@SP" << endl;
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output << "M=M+1" << endl;
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output << "(FALSE)" << endl;
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output << "@SP" << endl;
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output << "A=M" << endl;
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output << "M=-1" << endl;
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output << "@SP" << endl;
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output << "M=M+1" << endl;
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return output.str();
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}
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string translateGt()
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{
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stringstream output;
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output << "@SP" << endl;
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output << "M=M-1" << endl;
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output << "A=M" << endl;
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output << "D=M" << endl;
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output << "@R" << endl;
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output << "M=D" << endl;
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output << "@SP" << endl;
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output << "M=M-1" << endl;
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output << "A=M" << endl;
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output << "D=M" << endl;
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output << "@R" << endl;
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output << "M=M-D" << endl;
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output << "@TRUE" << endl;
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output << "M;JGT" << endl;
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output << "@FALSE" << endl;
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output << "M;JLT" << endl;
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output << "(TRUE)" << endl;
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output << "@SP" << endl;
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output << "A=M" << endl;
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output << "M=-1" << endl;
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output << "@SP" << endl;
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output << "M=M+1" << endl;
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output << "(FALSE)" << endl;
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output << "@SP" << endl;
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output << "A=M" << endl;
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output << "M=-1" << endl;
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output << "@SP" << endl;
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output << "M=M+1" << endl;
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return output.str();
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}
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string translateLt()
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{
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stringstream output;
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output << "@SP" << endl;
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output << "M=M-1" << endl;
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output << "A=M" << endl;
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output << "D=M" << endl;
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output << "@R" << endl;
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output << "M=D" << endl;
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output << "@SP" << endl;
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output << "M=M-1" << endl;
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output << "A=M" << endl;
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output << "D=M" << endl;
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output << "@R" << endl;
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output << "M=M-D" << endl;
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output << "@TRUE" << endl;
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output << "M;JLT" << endl;
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output << "@FALSE" << endl;
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output << "M;JGT" << endl;
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output << "(TRUE)" << endl;
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output << "@SP" << endl;
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output << "A=M" << endl;
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output << "M=-1" << endl;
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output << "@SP" << endl;
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output << "M=M+1" << endl;
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output << "(FALSE)" << endl;
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output << "@SP" << endl;
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output << "A=M" << endl;
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output << "M=-1" << endl;
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output << "@SP" << endl;
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output << "M=M+1" << endl;
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return output.str();
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}
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string translateAnd()
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{
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stringstream output;
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output << "@SP" << endl;
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output << "M=M-1" << endl;
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output << "A=M" << endl;
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output << "D=M" << endl;
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output << "@R" << endl;
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output << "M=D" << endl;
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output << "@SP" << endl;
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output << "M=M-1" << endl;
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output << "A=M" << endl;
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output << "D=M" << endl;
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output << "@R" << endl;
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output << "M=D&M" << endl;
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output << "D=M" << endl;
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output << "@SP" << endl;
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output << "A=M" << endl;
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output << "M=D" << endl;
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output << "@SP" << endl;
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output << "M=M+1" << endl;
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return output.str();
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}
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string translateOr()
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{
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stringstream output;
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output << "@SP" << endl;
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output << "M=M-1" << endl;
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output << "A=M" << endl;
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output << "D=M" << endl;
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output << "@R" << endl;
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output << "M=D" << endl;
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output << "@SP" << endl;
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output << "M=M-1" << endl;
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output << "A=M" << endl;
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output << "D=M" << endl;
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output << "@R" << endl;
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output << "M=D|M" << endl;
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output << "D=M" << endl;
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output << "@SP" << endl;
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output << "A=M" << endl;
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output << "M=D" << endl;
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output << "@SP" << endl;
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output << "M=M+1" << endl;
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return output.str();
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}
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string translateNot()
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{
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stringstream output;
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output << "@SP" << endl;
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output << "M=M-1" << endl;
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output << "A=M" << endl;
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output << "D=M" << endl;
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output << "@SP" << endl;
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output << "A=M" << endl;
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output << "M=!D" << endl;
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output << "@SP" << endl;
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output << "M=M+1" << endl;
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return output.str();
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}
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+13
-11
@@ -7,16 +7,18 @@ enum Segment
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STATIC,
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CONSTANT,
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TEMP,
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POINTER,
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};
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// enum Operation {
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// ADD,
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// SUB,
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// NEG,
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// EQ,
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// GT,
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// LT,
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// AND,
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// OR,
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// NOT
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// };
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enum Operation
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{
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ADD,
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SUB,
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NEG,
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EQ,
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GT,
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LT,
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AND,
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OR,
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NOT
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};
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