Better cmdline args, start work on compiler

src/compiler.c

@@ -0,0 +1,29 @@
+#include "compiler.h"
+#include "types.h"
+#include "include/estr.h"
+
+char* compileGroundProgram(GroundProgram* program) {
+    Estr start = CREATE_ESTR("global _start\nsection .text\n_start:\n");
+    Estr data = CREATE_ESTR("section .rodata\n");
+
+    for (size_t i = 0; i < program->size; i++) {
+        switch (program->instructions[i].type) {
+            case END: {
+                APPEND_ESTR(start, "  mov rax, 60\n");
+                APPEND_ESTR(start, "  mov rdi, 0\n");
+                APPEND_ESTR(start, "  syscall\n");
+                break;
+            }
+            default: {
+                printf("no\n");
+                exit(1);
+            }
+        }
+    }
+
+    Estr complete = CREATE_ESTR("");
+    APPEND_ESTR(complete, start.str);
+    APPEND_ESTR(complete, data.str)
+
+    return complete.str;
+}