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implemented assembly for addition, substraction and multiplication. Division is not working yet

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Clemens-Dautermann 2020-08-24 12:33:45 +02:00
parent 66417bb16e
commit 120a575b15
5 changed files with 134 additions and 69 deletions
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107
Compiler/.idea/.idea.Compiler/.idea/workspace.xml generated
View file

@ -21,7 +21,10 @@
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@ -94,10 +97,8 @@
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<option value="$PROJECT_DIR$/Parser/Nodes/NodeType.cs" /> <option value="$PROJECT_DIR$/Parser/Nodes/NodeType.cs" />
@ -105,8 +106,10 @@
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<option value="$PROJECT_DIR$/Parser/Nodes/ConstantNode.cs" /> <option value="$PROJECT_DIR$/Parser/Nodes/ConstantNode.cs" />
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@ -121,8 +124,8 @@
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<property name="DebuggerViewTab_PTCS_LastProportionKey" value="0.4883721" /> <property name="DebuggerViewTab_PTCS_LastProportionKey" value="0.48789573" />
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@ -231,69 +235,85 @@
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<screen x="1920" y="0" width="1920" height="1080" /> <screen x="0" y="0" width="1920" height="1080" />
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<state width="1292" height="330" key="GridCell.Tab.3.right/1920.0.1920.1080/0.0.1920.1080@1920.0.1920.1080" timestamp="1598200278840" /> <state width="1292" height="330" key="GridCell.Tab.3.right/1920.0.1920.1080/0.0.1920.1080@1920.0.1920.1080" timestamp="1598200278840" />
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@ -347,9 +367,10 @@
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<state x="0" y="557" width="1920" height="523" key="dock-window-3/1920.0.1920.1080/0.0.1920.1080@1920.0.1920.1080" timestamp="1597934748776" /> <state x="0" y="557" width="1920" height="523" key="dock-window-3/1920.0.1920.1080/0.0.1920.1080@1920.0.1920.1080" timestamp="1597934748776" />
<state x="2543" y="239" width="672" height="678" key="search.everywhere.popup" timestamp="1597698616567"> <state x="623" y="239" width="672" height="678" key="search.everywhere.popup" timestamp="1598261278301">
<screen x="1920" y="0" width="1920" height="1080" /> <screen x="0" y="0" width="1920" height="1080" />
</state> </state>
<state x="623" y="239" width="672" height="678" key="search.everywhere.popup/0.0.1920.1080@0.0.1920.1080" timestamp="1598261278301" />
<state x="2543" y="239" width="672" height="678" key="search.everywhere.popup/1920.0.1920.1080/0.0.1920.1080@1920.0.1920.1080" timestamp="1597698616567" /> <state x="2543" y="239" width="672" height="678" key="search.everywhere.popup/1920.0.1920.1080/0.0.1920.1080@1920.0.1920.1080" timestamp="1597698616567" />
</component> </component>
<component name="XDebuggerManager"> <component name="XDebuggerManager">
@ -357,16 +378,16 @@
<breakpoints> <breakpoints>
<line-breakpoint enabled="true" type="DotNet Breakpoints"> <line-breakpoint enabled="true" type="DotNet Breakpoints">
<url>file://$PROJECT_DIR$/Parser/Parser.cs</url> <url>file://$PROJECT_DIR$/Parser/Parser.cs</url>
<line>261</line> <line>262</line>
<properties documentPath="$PROJECT_DIR$/Parser/Parser.cs" initialLine="227"> <properties documentPath="$PROJECT_DIR$/Parser/Parser.cs" initialLine="261">
<startOffsets> <startOffsets>
<option value="10821" /> <option value="10930" />
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<endOffsets> <endOffsets>
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</properties> </properties>
<option name="timeStamp" value="13" /> <option name="timeStamp" value="14" />
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</breakpoints> </breakpoints>
</breakpoint-manager> </breakpoint-manager>

2
Compiler/Compiler.cs
View file

@ -38,7 +38,7 @@ namespace Compiler
if (args.Length == 2) if (args.Length == 2)
{ {
if (args[2] == "-v") if (args[1] == "-v")
{ {
debug = true; debug = true;
} }

15
Compiler/DevFunctions.cs
View file

@ -104,18 +104,23 @@ namespace Compiler
public static void DevMode() public static void DevMode()
{ {
/*
for (int i = 3; i <= 3; i++) for (int i = 3; i <= 3; i++)
{ {
Console.WriteLine($"---------------------valid, stage {i}-------------------------------"); Console.WriteLine($"---------------------valid, stage {i}-------------------------------");
foreach (string file in Directory.GetFiles($"/home/clemens/repositorys/lcc/stage_{i}/valid")) foreach (string file in Directory.GetFiles($"/home/clemens/repositorys/lcc/stage_{i}/valid"))
{ {
*/
string file = "/home/clemens/repositorys/lcc/stage_3/valid/sub.c";
Console.WriteLine("-------------"); Console.WriteLine("-------------");
List<Token> tokens = TestLexer(file, 0); List<Token> tokens = TestLexer(file, 0);
Node programNode = TestParser(tokens, file, 1); Node programNode = TestParser(tokens, file, 1);
//TestGenerator(programNode, 1); TestGenerator(programNode, 1);
} //}
/*
Console.WriteLine($"---------------------invalid, stage {i}-------------------------------"); Console.WriteLine($"---------------------invalid, stage {i}-------------------------------");
foreach (string file in Directory.GetFiles($"/home/clemens/repositorys/lcc/stage_{i}/invalid")) foreach (string file in Directory.GetFiles($"/home/clemens/repositorys/lcc/stage_{i}/invalid"))
{ {
@ -124,8 +129,8 @@ namespace Compiler
Node programNode = TestParser(tokens, file, 1); Node programNode = TestParser(tokens, file, 1);
//TestGenerator(programNode, 1); //TestGenerator(programNode, 1);
} }
*/
} //}
} }
} }
} }

38
Compiler/Generator/Generator.cs
View file

@ -63,6 +63,44 @@ namespace Compiler.Generator
((UnaryOperatorNode) rootNode).OperatorType); ((UnaryOperatorNode) rootNode).OperatorType);
} }
break;
case NodeType.BinaryOperatorNode:
switch (((BinaryOperatorNode) rootNode).OperatorType)
{
case OperatorType.Addition:
s = $"{Generate(rootNode.Children[0])}" +
"push %rax\n" +
$"{Generate(rootNode.Children[1])}" +
"pop %rcx\n" +
"add %ecx, %eax\n";
break;
case OperatorType.Subtraction:
s = $"{Generate(rootNode.Children[1])}" +
"push %rax\n" +
$"{Generate(rootNode.Children[0])}" +
"pop %rcx\n" +
"sub %ecx, %eax\n";
break;
case OperatorType.Multiplication:
s = $"{Generate(rootNode.Children[0])}" +
"push %rax\n" +
$"{Generate(rootNode.Children[1])}" +
"pop %rcx\n" +
"imul %rcx, %rax\n";
break;
case OperatorType.Division:
s = $"{Generate(rootNode.Children[0])}" +
"push %rax\n" +
$"{Generate(rootNode.Children[1])}" +
"movl %eax, %ecx" + //move calculated divisor to %ecx
"pop %rbx\n" + //pop divident do %ebx
"cdq\n" +
"idivl %ecx\n";
break;
default:
throw new ArgumentOutOfRangeException();
}
break; break;
default: default:
throw new NotSpecifiedException(rootNode.NodeType); throw new NotSpecifiedException(rootNode.NodeType);

17
Compiler/Parser/Parser.cs
View file

@ -32,7 +32,7 @@ namespace Compiler.Parser
} }
//The main RDP function //The main RDP function
public Node Parse(NodeType nodeType) public Node Parse(NodeType nodeType, bool unopPrecedence = false)
{ {
//declare node to be returned //declare node to be returned
Node n; Node n;
@ -125,8 +125,9 @@ namespace Compiler.Parser
//if the next token is a + or a - it must be a binary operator because we are in an expression //if the next token is a + or a - it must be a binary operator because we are in an expression
//that means that this is not a plain constant but a BinaryOperator node //that means that this is not a plain constant but a BinaryOperator node
while (expressionToken.TokenType == TokenType.AdditionToken || //also check if the last token was a unary operator
expressionToken.TokenType == TokenType.NegationToken) while ((expressionToken.TokenType == TokenType.AdditionToken ||
expressionToken.TokenType == TokenType.NegationToken) && !unopPrecedence)
{ {
//remove the - or + token //remove the - or + token
_tokenList.RemoveAt(0); _tokenList.RemoveAt(0);
@ -181,8 +182,8 @@ namespace Compiler.Parser
Token termToken = _tokenList[0]; Token termToken = _tokenList[0];
//parse second factor if it exists //parse second factor if it exists
while (termToken.TokenType == TokenType.MultiplicationToken || while ((termToken.TokenType == TokenType.MultiplicationToken ||
termToken.TokenType == TokenType.DivisionToken) termToken.TokenType == TokenType.DivisionToken) && !unopPrecedence)
{ {
_tokenList.RemoveAt(0); _tokenList.RemoveAt(0);
switch (termToken.TokenType) switch (termToken.TokenType)
@ -274,15 +275,15 @@ namespace Compiler.Parser
{ {
case TokenType.BitwiseComplementToken: case TokenType.BitwiseComplementToken:
n = new UnaryOperatorNode(OperatorType.BitwiseComplement); n = new UnaryOperatorNode(OperatorType.BitwiseComplement);
n.Children.Add(Parse(NodeType.ExpressionNode)); n.Children.Add(Parse(NodeType.ExpressionNode, unopPrecedence = true));
break; break;
case TokenType.NegationToken: case TokenType.NegationToken:
n = new UnaryOperatorNode(OperatorType.Negation); n = new UnaryOperatorNode(OperatorType.Negation);
n.Children.Add(Parse(NodeType.ExpressionNode)); n.Children.Add(Parse(NodeType.ExpressionNode, unopPrecedence = true));
break; break;
case TokenType.LogicalNegationToken: case TokenType.LogicalNegationToken:
n = new UnaryOperatorNode(OperatorType.LogicalNegation); n = new UnaryOperatorNode(OperatorType.LogicalNegation);
n.Children.Add(Parse(NodeType.ExpressionNode)); n.Children.Add(Parse(NodeType.ExpressionNode, unopPrecedence = true));
break; break;
default: default:
throw new UnexpectedTokenException(TokenType.IntegerLiteralToken, throw new UnexpectedTokenException(TokenType.IntegerLiteralToken,