remove the librustc_trans -> librustc_mir dependency

mk/crates.mk

@@ -109,7 +109,7 @@ DEPS_rustc := syntax fmt_macros flate arena serialize getopts rbml \
               log graphviz rustc_llvm rustc_back rustc_data_structures\
 		  	  rustc_const_math
 DEPS_rustc_back := std syntax flate log libc
-DEPS_rustc_borrowck := rustc rustc_mir log graphviz syntax
+DEPS_rustc_borrowck := rustc log graphviz syntax rustc_mir
 DEPS_rustc_data_structures := std log serialize
 DEPS_rustc_driver := arena flate getopts graphviz libc rustc rustc_back rustc_borrowck \
                      rustc_typeck rustc_mir rustc_resolve log syntax serialize rustc_llvm \
@@ -123,9 +123,9 @@ DEPS_rustc_passes := syntax rustc core rustc_const_eval
 DEPS_rustc_mir := rustc syntax rustc_const_math rustc_const_eval rustc_bitflags
 DEPS_rustc_resolve := arena rustc log syntax
 DEPS_rustc_platform_intrinsics := std
-DEPS_rustc_plugin := rustc rustc_metadata syntax rustc_mir
+DEPS_rustc_plugin := rustc rustc_metadata syntax
 DEPS_rustc_privacy := rustc log syntax
-DEPS_rustc_trans := arena flate getopts graphviz libc rustc rustc_back rustc_mir \
+DEPS_rustc_trans := arena flate getopts graphviz libc rustc rustc_back \
                     log syntax serialize rustc_llvm rustc_platform_intrinsics \
                     rustc_const_math rustc_const_eval rustc_incremental
 DEPS_rustc_incremental := rbml rustc serialize rustc_data_structures

src/librustc/lib.rs

@@ -106,6 +106,7 @@ pub mod mir {
     pub mod tcx;
     pub mod visit;
     pub mod transform;
+    pub mod traversal;
     pub mod mir_map;
 }
 

src/librustc/mir/traversal.rs

@@ -12,7 +12,7 @@ use std::vec;
 
 use rustc_data_structures::bitvec::BitVector;
 
-use rustc::mir::repr::*;
+use super::repr::*;
 
 /// Preorder traversal of a graph.
 ///

src/librustc_mir/lib.rs

@@ -49,4 +49,3 @@ mod hair;
 pub mod mir_map;
 pub mod pretty;
 pub mod transform;
-pub mod traversal;

src/librustc_mir/transform/add_call_guards.rs

@@ -11,11 +11,9 @@
 use rustc::ty::TyCtxt;
 use rustc::mir::repr::*;
 use rustc::mir::transform::{MirPass, MirSource, Pass};
-
+use rustc::mir::traversal;
 use pretty;
 
-use traversal;
-
 pub struct AddCallGuards;
 
 /**

src/librustc_mir/transform/promote_consts.rs

@@ -24,11 +24,11 @@
 
 use rustc::mir::repr::*;
 use rustc::mir::visit::{LvalueContext, MutVisitor, Visitor};
+use rustc::mir::traversal::ReversePostorder;
 use rustc::ty::{self, TyCtxt};
 use syntax::codemap::Span;
 
 use build::Location;
-use traversal::ReversePostorder;
 
 use std::mem;
 

src/librustc_mir/transform/qualify_consts.rs

@@ -25,6 +25,7 @@ use rustc::ty::cast::CastTy;
 use rustc::mir::repr::*;
 use rustc::mir::mir_map::MirMap;
 use rustc::mir::transform::{Pass, MirMapPass, MirSource};
+use rustc::mir::traversal::{self, ReversePostorder};
 use rustc::mir::visit::{LvalueContext, Visitor};
 use rustc::util::nodemap::DefIdMap;
 use syntax::abi::Abi;
@@ -35,7 +36,6 @@ use std::collections::hash_map::Entry;
 use std::fmt;
 
 use build::Location;
-use traversal::{self, ReversePostorder};
 
 use super::promote_consts::{self, Candidate, TempState};
 

src/librustc_mir/transform/simplify_cfg.rs

@@ -13,13 +13,12 @@ use rustc::middle::const_val::ConstVal;
 use rustc::ty::TyCtxt;
 use rustc::mir::repr::*;
 use rustc::mir::transform::{MirPass, MirSource, Pass};
+use rustc::mir::traversal;
 use pretty;
 use std::mem;
 
 use super::remove_dead_blocks::RemoveDeadBlocks;
 
-use traversal;
-
 pub struct SimplifyCfg;
 
 impl SimplifyCfg {

src/librustc_plugin/Cargo.toml

@@ -14,5 +14,4 @@ rustc = { path = "../librustc" }
 rustc_back = { path = "../librustc_back" }
 rustc_bitflags = { path = "../librustc_bitflags" }
 rustc_metadata = { path = "../librustc_metadata" }
-rustc_mir = { path = "../librustc_mir" }
 syntax = { path = "../libsyntax" }

src/librustc_plugin/lib.rs

@@ -70,7 +70,6 @@
 extern crate rustc;
 extern crate rustc_back;
 extern crate rustc_metadata;
-extern crate rustc_mir;
 
 pub use self::registry::Registry;
 

src/librustc_trans/Cargo.toml

@@ -21,7 +21,6 @@ rustc_const_math = { path = "../librustc_const_math" }
 rustc_data_structures = { path = "../librustc_data_structures" }
 rustc_incremental = { path = "../librustc_incremental" }
 rustc_llvm = { path = "../librustc_llvm" }
-rustc_mir = { path = "../librustc_mir" }
 rustc_platform_intrinsics = { path = "../librustc_platform_intrinsics" }
 serialize = { path = "../libserialize" }
 syntax = { path = "../libsyntax" }

src/librustc_trans/lib.rs

@@ -48,7 +48,6 @@ extern crate rustc_back;
 extern crate rustc_data_structures;
 extern crate rustc_incremental;
 pub extern crate rustc_llvm as llvm;
-extern crate rustc_mir;
 extern crate rustc_platform_intrinsics as intrinsics;
 extern crate serialize;
 extern crate rustc_const_math;

src/librustc_trans/mir/analyze.rs

@@ -15,7 +15,7 @@ use rustc_data_structures::bitvec::BitVector;
 use rustc::mir::repr as mir;
 use rustc::mir::repr::TerminatorKind;
 use rustc::mir::visit::{Visitor, LvalueContext};
-use rustc_mir::traversal;
+use rustc::mir::traversal;
 use common::{self, Block, BlockAndBuilder};
 use super::rvalue;
 

src/librustc_trans/mir/mod.rs

@@ -34,7 +34,7 @@ use rustc_data_structures::bitvec::BitVector;
 pub use self::constant::trans_static_initializer;
 
 use self::lvalue::{LvalueRef, get_dataptr, get_meta};
-use rustc_mir::traversal;
+use rustc::mir::traversal;
 
 use self::operand::{OperandRef, OperandValue};