changed the assembler.c for main function

Author: 黄安妮

Diff for: README.md

@@ -1,7 +1,5 @@
 # Sysy
 
-[![Build Status]](https://github.com/WideSu/Compiler)
-
 An educational foray into compiler writing. Written in C, compiling C
 to Arm-v7 assembly
 ([ARM assembler in Raspberry Pi](https://thinkingeek.com/arm-assembler-raspberry-pi/),

Diff for: assembly.c

@@ -104,7 +104,7 @@ void write_footer(FILE *out) {
     //emit_function_declaration(out, "_start");
     //emit_function_prologue(out);
     emit_header(out, "    .global main"); 
-    emit_instr(out, "call", "main");
+    emit_header(out, "main:");
     emit_instr(out, "mov", "r0, #0");
     emit_instr(out, "bx", "lr");
 }
@@ -187,7 +187,7 @@ void write_syntax(FILE *out, Syntax *syntax, Context *ctx) {
         emit_return(out);
 
     } else if (syntax->type == FUNCTION_CALL) {
-        emit_instr_format(out, "call", syntax->function_call->function_name);
+        //emit_instr_format(out, "call", syntax->function_call->function_name);
 
     } else if (syntax->type == IF_STATEMENT) {
         IfStatement *if_statement = syntax->if_statement;

Diff for: assembly.h

@@ -1,8 +1,8 @@
 #include <stdio.h>
 #include "syntax.h"
 
-#ifndef BABYC_ASSEMBLY_HEADER
-#define BABYC_ASSEMBLY_HEADER
+#ifndef SYSY_ASSEMBLY_HEADER
+#define SYSY_ASSEMBLY_HEADER
 
 void emit_header(FILE *out, char *name);
 

Diff for: environment.h

@@ -1,7 +1,7 @@
 #include <stdlib.h>
 
-#ifndef BABYC_ENV_HEADER
-#define BABYC_ENV_HEADER
+#ifndef SYSY_ENV_HEADER
+#define SYSY_ENV_HEADER
 
 typedef struct VarWithOffset {
     char *var_name;

Diff for: list.h

@@ -1,5 +1,5 @@
-#ifndef BABYC_LIST_HEADER
-#define BABYC_LIST_HEADER
+#ifndef SYSY_LIST_HEADER
+#define SYSY_LIST_HEADER
 
 typedef struct List {
     int size;

Diff for: run_tests.c

@@ -71,10 +71,10 @@ int run_test(char *test_program_name) {
 }
 
 int main() {
-    DIR *test_dir = opendir("test_programs");
+    DIR *test_dir = opendir("tests");
 
     if (test_dir == NULL) {
-        printf("Could not open test_programs directory!");
+        printf("Could not open tests directory!");
         return 1;
     }
 

Diff for: tests/00_main.s

@@ -0,0 +1,3 @@
+int main(){
+	return 0;
+}