refactor: Move the LLVM type and constant constructors into a new module.

Author: Eric Holk

src/comp/back/upcall.rs

@@ -1,22 +1,22 @@
 
 import middle::trans;
 import trans::decl_cdecl_fn;
-import trans::T_f32;
-import trans::T_f64;
-import trans::T_fn;
-import trans::T_bool;
-import trans::T_i8;
-import trans::T_i32;
-import trans::T_int;
-import trans::T_nil;
-import trans::T_opaque_chan_ptr;
-import trans::T_opaque_ivec;
-import trans::T_opaque_port_ptr;
-import trans::T_opaque_vec_ptr;
-import trans::T_ptr;
-import trans::T_size_t;
-import trans::T_str;
-import trans::T_void;
+import middle::trans_common::T_f32;
+import middle::trans_common::T_f64;
+import middle::trans_common::T_fn;
+import middle::trans_common::T_bool;
+import middle::trans_common::T_i8;
+import middle::trans_common::T_i32;
+import middle::trans_common::T_int;
+import middle::trans_common::T_nil;
+import middle::trans_common::T_opaque_chan_ptr;
+import middle::trans_common::T_opaque_ivec;
+import middle::trans_common::T_opaque_port_ptr;
+import middle::trans_common::T_opaque_vec_ptr;
+import middle::trans_common::T_ptr;
+import middle::trans_common::T_size_t;
+import middle::trans_common::T_str;
+import middle::trans_common::T_void;
 import lib::llvm::type_names;
 import lib::llvm::llvm::ModuleRef;
 import lib::llvm::llvm::ValueRef;