[wip] primordial thread launch

Cargo.toml

 [package]
-
 name = "mu"
 version = "0.0.1"
 authors = [ "Your name <you@example.com>" ]
 build = "build.rs"
 
+[lib]
+crate-type = ["cdylib", "rlib"]
+
 [build-dependencies.gcc]
 git = "https://github.com/alexcrichton/gcc-rs"
 
@@ -18,7 +20,6 @@ hprof = "0.1.3"
 memmap = "0.4.0"
 memsec = "0.1.9"
 rustc-serialize = "*"
-
 time = "0.1.34"
 aligned_alloc = "0.1.2"
 crossbeam = "0.2.8"
\ No newline at end of file

src/compiler/backend/arch/x86_64/asm_backend.rs

@@ -1133,6 +1133,7 @@ pub fn emit_context(vm: &VM) {
         Ok(file) => file
     };
     
+    // bss
     {
         // put globals into bss section
         file.write_fmt(format_args!("\t.bss\n")).unwrap();
@@ -1159,12 +1160,17 @@ pub fn emit_context(vm: &VM) {
         }
     }
     
+    // data
     // serialize vm
     {
         let serialize_vm = json::encode(&vm).unwrap();
         
         file.write("\t.data\n".as_bytes()).unwrap();
-        file.write_fmt(format_args!("vm: .asciiz \"{}\"", serialize_vm)).unwrap();
+        
+        let vm_symbol = symbol("vm".to_string());
+        file.write_fmt(format_args!("{}\n", directive_globl(vm_symbol.clone()))).unwrap();
+        let escape_serialize_vm = serialize_vm.replace("\"", "\\\"");
+        file.write_fmt(format_args!("\t{}: .asciz \"{}\"", vm_symbol, escape_serialize_vm)).unwrap();
         file.write("\n".as_bytes()).unwrap();
     }
     

src/vm/vm.rs

@@ -500,6 +500,9 @@ impl <'a> VM {
     #[no_mangle]
     pub extern fn mu_main(serialized_vm : *const c_char, len: usize) {
         use rustc_serialize::json;
+        
+        println!("mu_main() started...");
+        
         let str_vm = unsafe {String::from_raw_parts(serialized_vm as *mut u8, len, len)};
         
         let vm : Arc<VM> = Arc::new(json::decode(&str_vm).unwrap());