2011-10-31 18:01:14 -05:00
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[submodule "src/llvm"]
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path = src/llvm
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2014-01-09 22:21:22 -06:00
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url = https://github.com/rust-lang/llvm.git
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2013-06-25 13:03:39 -05:00
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branch = master
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2014-11-21 16:45:45 -06:00
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[submodule "src/rust-installer"]
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2017-05-08 17:01:13 -05:00
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path = src/tools/rust-installer
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2015-12-25 12:51:04 -06:00
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url = https://github.com/rust-lang/rust-installer.git
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2015-11-02 18:22:49 -06:00
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[submodule "src/liblibc"]
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path = src/liblibc
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2016-02-20 05:37:30 -06:00
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url = https://github.com/rust-lang/libc.git
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2017-03-02 19:15:41 -06:00
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[submodule "src/doc/nomicon"]
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path = src/doc/nomicon
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2017-03-14 07:52:01 -05:00
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url = https://github.com/rust-lang-nursery/nomicon.git
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2017-02-15 16:55:26 -06:00
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[submodule "src/tools/cargo"]
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2017-04-20 16:32:54 -05:00
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path = src/tools/cargo
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2017-04-29 18:11:58 -05:00
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url = https://github.com/rust-lang/cargo.git
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2017-12-28 11:20:19 -06:00
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[submodule "src/doc/reference"]
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2017-03-02 17:47:06 -06:00
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path = src/doc/reference
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url = https://github.com/rust-lang-nursery/reference.git
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2017-12-28 11:20:19 -06:00
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[submodule "src/doc/book"]
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2017-03-07 13:43:27 -06:00
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path = src/doc/book
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2017-04-06 08:48:56 -05:00
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url = https://github.com/rust-lang/book.git
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2017-04-20 16:32:54 -05:00
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[submodule "src/tools/rls"]
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path = src/tools/rls
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2017-04-29 18:11:58 -05:00
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url = https://github.com/rust-lang-nursery/rls.git
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2017-06-22 15:14:00 -05:00
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[submodule "src/libcompiler_builtins"]
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path = src/libcompiler_builtins
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2018-09-05 02:45:55 -05:00
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url = https://github.com/rust-lang-nursery/compiler-builtins.git
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2017-08-15 07:27:20 -05:00
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[submodule "src/tools/clippy"]
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path = src/tools/clippy
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url = https://github.com/rust-lang-nursery/rust-clippy.git
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2017-09-01 00:13:15 -05:00
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[submodule "src/tools/rustfmt"]
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path = src/tools/rustfmt
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2017-09-12 23:43:56 -05:00
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url = https://github.com/rust-lang-nursery/rustfmt.git
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2017-08-28 09:54:50 -05:00
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[submodule "src/tools/miri"]
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path = src/tools/miri
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url = https://github.com/solson/miri.git
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2017-10-22 22:01:00 -05:00
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[submodule "src/dlmalloc"]
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path = src/dlmalloc
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url = https://github.com/alexcrichton/dlmalloc-rs.git
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2017-12-01 20:29:12 -06:00
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[submodule "src/doc/rust-by-example"]
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path = src/doc/rust-by-example
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2018-09-05 02:45:55 -05:00
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url = https://github.com/rust-lang/rust-by-example.git
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rustc: Split Emscripten to a separate codegen backend
This commit introduces a separately compiled backend for Emscripten, avoiding
compiling the `JSBackend` target in the main LLVM codegen backend. This builds
on the foundation provided by #47671 to create a new codegen backend dedicated
solely to Emscripten, removing the `JSBackend` of the main codegen backend in
the process.
A new field was added to each target for this commit which specifies the backend
to use for translation, the default being `llvm` which is the main backend that
we use. The Emscripten targets specify an `emscripten` backend instead of the
main `llvm` one.
There's a whole bunch of consequences of this change, but I'll try to enumerate
them here:
* A *second* LLVM submodule was added in this commit. The main LLVM submodule
will soon start to drift from the Emscripten submodule, but currently they're
both at the same revision.
* Logic was added to rustbuild to *not* build the Emscripten backend by default.
This is gated behind a `--enable-emscripten` flag to the configure script. By
default users should neither check out the emscripten submodule nor compile
it.
* The `init_repo.sh` script was updated to fetch the Emscripten submodule from
GitHub the same way we do the main LLVM submodule (a tarball fetch).
* The Emscripten backend, turned off by default, is still turned on for a number
of targets on CI. We'll only be shipping an Emscripten backend with Tier 1
platforms, though. All cross-compiled platforms will not be receiving an
Emscripten backend yet.
This commit means that when you download the `rustc` package in Rustup for Tier
1 platforms you'll be receiving two trans backends, one for Emscripten and one
that's the general LLVM backend. If you never compile for Emscripten you'll
never use the Emscripten backend, so we may update this one day to only download
the Emscripten backend when you add the Emscripten target. For now though it's
just an extra 10MB gzip'd.
Closes #46819
2018-01-24 10:22:34 -06:00
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[submodule "src/llvm-emscripten"]
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path = src/llvm-emscripten
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2018-09-05 02:45:55 -05:00
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url = https://github.com/rust-lang/llvm.git
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2018-02-17 19:23:19 -06:00
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[submodule "src/stdsimd"]
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path = src/stdsimd
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2018-09-05 02:45:55 -05:00
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url = https://github.com/rust-lang-nursery/stdsimd.git
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rust: Import LLD for linking wasm objects
This commit imports the LLD project from LLVM to serve as the default linker for
the `wasm32-unknown-unknown` target. The `binaryen` submoule is consequently
removed along with "binaryen linker" support in rustc.
Moving to LLD brings with it a number of benefits for wasm code:
* LLD is itself an actual linker, so there's no need to compile all wasm code
with LTO any more. As a result builds should be *much* speedier as LTO is no
longer forcibly enabled for all builds of the wasm target.
* LLD is quickly becoming an "official solution" for linking wasm code together.
This, I believe at least, is intended to be the main supported linker for
native code and wasm moving forward. Picking up support early on should help
ensure that we can help LLD identify bugs and otherwise prove that it works
great for all our use cases!
* Improvements to the wasm toolchain are currently primarily focused around LLVM
and LLD (from what I can tell at least), so it's in general much better to be
on this bandwagon for bugfixes and new features.
* Historical "hacks" like `wasm-gc` will soon no longer be necessary, LLD
will [natively implement][gc] `--gc-sections` (better than `wasm-gc`!) which
means a postprocessor is no longer needed to show off Rust's "small wasm
binary size".
LLD is added in a pretty standard way to rustc right now. A new rustbuild target
was defined for building LLD, and this is executed when a compiler's sysroot is
being assembled. LLD is compiled against the LLVM that we've got in tree, which
means we're currently on the `release_60` branch, but this may get upgraded in
the near future!
LLD is placed into rustc's sysroot in a `bin` directory. This is similar to
where `gcc.exe` can be found on Windows. This directory is automatically added
to `PATH` whenever rustc executes the linker, allowing us to define a `WasmLd`
linker which implements the interface that `wasm-ld`, LLD's frontend, expects.
Like Emscripten the LLD target is currently only enabled for Tier 1 platforms,
notably OSX/Windows/Linux, and will need to be installed manually for compiling
to wasm on other platforms. LLD is by default turned off in rustbuild, and
requires a `config.toml` option to be enabled to turn it on.
Finally the unstable `#![wasm_import_memory]` attribute was also removed as LLD
has a native option for controlling this.
[gc]: https://reviews.llvm.org/D42511
2017-08-26 20:30:12 -05:00
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[submodule "src/tools/lld"]
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path = src/tools/lld
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url = https://github.com/rust-lang/lld.git
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2018-05-22 21:40:02 -05:00
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[submodule "src/libbacktrace"]
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path = src/libbacktrace
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2018-09-05 02:45:55 -05:00
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url = https://github.com/rust-lang-nursery/libbacktrace.git
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2018-07-03 13:24:24 -05:00
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[submodule "src/tools/lldb"]
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path = src/tools/lldb
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2018-09-05 02:45:55 -05:00
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url = https://github.com/rust-lang-nursery/lldb.git
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2018-09-04 10:55:41 -05:00
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branch = rust-release-80-v1
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2018-07-03 13:24:24 -05:00
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[submodule "src/tools/clang"]
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path = src/tools/clang
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2018-09-05 02:45:55 -05:00
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url = https://github.com/rust-lang-nursery/clang.git
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2018-09-04 10:55:41 -05:00
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branch = rust-release-80-v1
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2018-10-20 21:04:42 -05:00
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2018-11-21 18:57:14 -06:00
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[submodule "src/doc/rustc-guide"]
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path = src/doc/rustc-guide
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url = https://github.com/rust-lang/rustc-guide.git
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