This is a preliminary version of the Rust compiler, libraries and tools.

Source layout:

Path	Description
librustc/	The self-hosted compiler
libstd/	The standard library (imported and linked by default)
libextra/	The "extras" library (slightly more peripheral code)
libgreen/	The M:N runtime library
libnative/	The 1:1 runtime library
libsyntax/	The Rust parser and pretty-printer
-------------------	---------------------------------------------------------
rt/	The runtime system
rt/rust_*.c	- Some of the runtime services
rt/vg	- Valgrind headers
rt/msvc	- MSVC support
rt/sundown	- The Markdown library used by rustdoc
-------------------	---------------------------------------------------------
compiletest/	The test runner
test/	Testsuite
test/codegen	- Tests for the LLVM IR infrastructure
test/compile-fail	- Tests that should fail to compile
test/debug-info	- Tests for the debuginfo tool
test/run-fail	- Tests that should compile, run and fail
test/run-make	- Tests that depend on a Makefile infrastructure
test/run-pass	- Tests that should compile, run and succeed
test/bench	- Benchmarks and miscellaneous
test/pretty	- Pretty-printer tests
test/auxiliary	- Dependencies of tests
-------------------	---------------------------------------------------------
librustdoc/	The Rust API documentation tool
librustpkg/	The package manager and build system
libuv/	The libuv submodule
-------------------	---------------------------------------------------------
llvm/	The LLVM submodule
rustllvm/	LLVM support code
-------------------	---------------------------------------------------------
etc/	Scripts, editors support, misc