moved everything to seperate projects, and started compiler work + push and pop instructions added

1 files changed, 50 insertions, 0 deletions

diff --git a/Compiler/CGrammar.g4 b/Compiler/CGrammar.g4
new file mode 100644
index 0000000..69b2c0a
--- /dev/null
+++ b/Compiler/CGrammar.g4
@@ -0,0 +1,50 @@
+grammar CGrammar;
+
+ID: [a-zA-Z_][a-zA-Z0-9_]*;
+INT: [0-9]+;
+
+program
+    : function EOF
+    ;
+    
+function
+    : 'int' ID '(' ')' '{' statement* '}'
+    ;
+    
+statement
+    : 'return' expression ';' #returnStatement
+    ;
+
+expression
+    : '(' expression ')' #parenthesizedExpression
+    
+    | '!' expression #notExpression
+    | '~' expression #invertExpression
+    
+    | left=expression '*' right=expression #multiplyExpression
+    | left=expression '/' right=expression #divideExpression
+    | left=expression '%' right=expression #modulusExpression
+    
+    | left=expression '+' right=expression #addExpression
+    | left=expression '-' right=expression #subtractExpression
+    
+    | left=expression '<' right=expression #lessThanExpression
+    | left=expression '>' right=expression #greaterThanExpression
+    | left=expression '<=' right=expression #lessThanOrEqualExpression
+    | left=expression '>=' right=expression #greaterThanOrEqualExpression
+    | left=expression '==' right=expression #equalExpression
+    | left=expression '!=' right=expression #notEqualExpression
+    
+    | left=expression '&' right=expression #bitwiseAndExpression
+    | left=expression '|' right=expression #bitwiseOrExpression
+    | left=expression '^' right=expression #bitwiseXorExpression
+    
+    | left=expression '&&' right=expression #logicalAndExpression
+    | left=expression '||' right=expression #logicalOrExpression
+    
+    | constant #constantExpression
+    ;
+    
+constant
+    : INT # intConstant
+    ;
\ No newline at end of file