example of translation from stm to machine lang

build.sh

@@ -1,2 +1,2 @@
 #!/bin/sh
-g++ -g main.cpp interpreter.cpp lexer.cpp parser.cpp
+g++ -g main.cpp interpreter.cpp lexer.cpp parser.cpp utilities.cpp

info

@@ -8,4 +8,22 @@ exp         -> numero      (literal)       -> number
 exp         -> id          (idExp)         -> id
 exp         -> exp op exp  (operacion)     -> opexp
 op          -> +           (suma)          -> plus
-op          -> -           (resta)         -> minus
+op          -> -           (resta)         -> minus
+
+IR:
+example:
+a = 2 + 2
+=>
+a = 4
+=>
+MOV a, 0x0004
+
+a = b + 2
+=>
+MOV r1, [b]
+ADD r1, 0x0002
+MOV a, r1
+=>
+MOV r1, [0xf000]
+ADD r1, 0x0002
+MOV 0xf001, r1

main.cpp

@@ -42,40 +42,4 @@ main(){
 	inter->evalSTM(end);
 
 	return 1;
-}
-
-void
-print_tokens(std::vector<struct token> tokens){
-	for(struct token tok : tokens) {
-		std::cout << str_token(tok) << " ";
-	}
-	std::cout << '\n';
-}
-
-std::string
-str_token(struct token tok){
-	switch (tok.t) {
-		case token::TOK_ID:
-			return "ID(" + tok.value + ")";
-		case token::TOK_NUM:
-			return "NUM(" + tok.value + ")";
-		case token::TOK_OP:
-			return "OP(" + tok.value + ")";
-		case token::TOK_ASSIGN:
-			return "ASSIGN ";
-		case token::TOK_SEMI:
-			return "SEMI ";
-		case token::STM_ASSIGN:
-			return "STM_ASSIGN( " + str_token(*tok.lvalue) + ", " + str_token(*tok.rvalue) + ")";
-		case token::STM_COMPOUND:
-			return "STM_COMPOUND( " + str_token(*tok.lvalue) + ", " + str_token(*tok.rvalue) + ")";
-		case token::EXP_NUMBER:
-			return "EXP_NUMBER(" + tok.value + ")";
-		case token::EXP_OPERATION:
-			return "EXP_OPERATION( " + str_token(*tok.lvalue) + " " + tok.value + " " + str_token(*tok.rvalue) +")";
-		case token::EXP_ID:
-			return "EXP_ID ";
-		default:
-			return "SOMETHING";
-	}
 }

utilities.cpp

@@ -0,0 +1,37 @@
+#include "orga-comp.h"
+
+void
+print_tokens(std::vector<struct token> tokens){
+	for(struct token tok : tokens) {
+		std::cout << str_token(tok) << " ";
+	}
+	std::cout << '\n';
+}
+
+std::string
+str_token(struct token tok){
+	switch (tok.t) {
+		case token::TOK_ID:
+			return "ID(" + tok.value + ")";
+		case token::TOK_NUM:
+			return "NUM(" + tok.value + ")";
+		case token::TOK_OP:
+			return "OP(" + tok.value + ")";
+		case token::TOK_ASSIGN:
+			return "ASSIGN ";
+		case token::TOK_SEMI:
+			return "SEMI ";
+		case token::STM_ASSIGN:
+			return "STM_ASSIGN( " + str_token(*tok.lvalue) + ", " + str_token(*tok.rvalue) + ")";
+		case token::STM_COMPOUND:
+			return "STM_COMPOUND( " + str_token(*tok.lvalue) + ", " + str_token(*tok.rvalue) + ")";
+		case token::EXP_NUMBER:
+			return "EXP_NUMBER(" + tok.value + ")";
+		case token::EXP_OPERATION:
+			return "EXP_OPERATION( " + str_token(*tok.lvalue) + " " + tok.value + " " + str_token(*tok.rvalue) +")";
+		case token::EXP_ID:
+			return "EXP_ID ";
+		default:
+			return "SOMETHING";
+	}
+}