Rename the 'cretonne' crate to 'cretonne-codegen'.

This fixes the next part of #287.

lib/codegen/src/ir/mod.rs

@@ -0,0 +1,63 @@
+//! Representation of Cretonne IR functions.
+
+mod builder;
+pub mod condcodes;
+pub mod dfg;
+pub mod entities;
+mod extfunc;
+mod extname;
+pub mod function;
+mod globalvar;
+mod heap;
+pub mod immediates;
+pub mod instructions;
+pub mod jumptable;
+pub mod layout;
+mod libcall;
+mod memflags;
+mod progpoint;
+mod sourceloc;
+pub mod stackslot;
+mod trapcode;
+pub mod types;
+mod valueloc;
+
+pub use ir::builder::{InsertBuilder, InstBuilder, InstBuilderBase, InstInserterBase};
+pub use ir::dfg::{DataFlowGraph, ValueDef};
+pub use ir::entities::{Ebb, FuncRef, GlobalVar, Heap, Inst, JumpTable, SigRef, StackSlot, Value};
+pub use ir::extfunc::{AbiParam, ArgumentExtension, ArgumentPurpose, CallConv, ExtFuncData,
+                      Signature};
+pub use ir::extname::ExternalName;
+pub use ir::function::Function;
+pub use ir::globalvar::GlobalVarData;
+pub use ir::heap::{HeapBase, HeapData, HeapStyle};
+pub use ir::instructions::{InstructionData, Opcode, ValueList, ValueListPool, VariableArgs};
+pub use ir::jumptable::JumpTableData;
+pub use ir::layout::Layout;
+pub use ir::libcall::LibCall;
+pub use ir::memflags::MemFlags;
+pub use ir::progpoint::{ExpandedProgramPoint, ProgramOrder, ProgramPoint};
+pub use ir::sourceloc::SourceLoc;
+pub use ir::stackslot::{StackSlotData, StackSlotKind, StackSlots};
+pub use ir::trapcode::TrapCode;
+pub use ir::types::Type;
+pub use ir::valueloc::{ArgumentLoc, ValueLoc};
+
+use binemit;
+use entity::{EntityMap, PrimaryMap};
+use isa;
+
+/// Map of value locations.
+pub type ValueLocations = EntityMap<Value, ValueLoc>;
+
+/// Map of jump tables.
+pub type JumpTables = PrimaryMap<JumpTable, JumpTableData>;
+
+/// Map of instruction encodings.
+pub type InstEncodings = EntityMap<Inst, isa::Encoding>;
+
+/// Code offsets for EBBs.
+pub type EbbOffsets = EntityMap<Ebb, binemit::CodeOffset>;
+
+/// Source locations for instructions.
+pub type SourceLocs = EntityMap<Inst, SourceLoc>;