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Merge pull request #1183 from bjorn3/full_aarch64_support

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AArch64 support on Linux
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bjorn3 2021-07-02 15:03:16 +02:00 committed by GitHub
commit 4c440af7c1
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6 changed files with 54 additions and 25 deletions
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11
.github/workflows/main.yml vendored
View File

@ -19,6 +19,9 @@ jobs:
- os: ubuntu-latest
env:
TARGET_TRIPLE: x86_64-pc-windows-gnu
- os: ubuntu-latest
env:
TARGET_TRIPLE: aarch64-unknown-linux-gnu
steps:
- uses: actions/checkout@v2
@ -49,12 +52,20 @@ jobs:
sudo apt-get install -y gcc-mingw-w64-x86-64 wine-stable
rustup target add x86_64-pc-windows-gnu
- name: Install AArch64 toolchain and qemu
if: matrix.os == 'ubuntu-latest' && matrix.env.TARGET_TRIPLE == 'aarch64-unknown-linux-gnu'
run: |
sudo apt-get install -y gcc-aarch64-linux-gnu qemu-user
- name: Prepare dependencies
run: |
git config --global user.email "user@example.com"
git config --global user.name "User"
./y.rs prepare
- name: Build
run: ./y.rs build --sysroot none
- name: Test
env:
TARGET_TRIPLE: ${{ matrix.env.TARGET_TRIPLE }}

2
.vscode/settings.json vendored
View File

@ -3,7 +3,7 @@
"rust-analyzer.diagnostics.disabled": ["unresolved-extern-crate", "unresolved-macro-call"],
"rust-analyzer.assist.importGranularity": "module",
"rust-analyzer.assist.importEnforceGranularity": true,
"rust-analyzer.assist.importPrefix": "by_crate",
"rust-analyzer.assist.importPrefix": "crate",
"rust-analyzer.cargo.runBuildScripts": true,
"rust-analyzer.linkedProjects": [
"./Cargo.toml",

29
Cargo.lock generated
View File

@ -34,7 +34,7 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
[[package]]
name = "cranelift-bforest"
version = "0.75.0"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#3d56728b8698d538a00d9f1c295149bbf5e8b78b"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#f2d2f3a841f4da8188df0a5f1033b5bdeaf02bcd"
dependencies = [
"cranelift-entity",
]
@ -42,7 +42,7 @@ dependencies = [
[[package]]
name = "cranelift-codegen"
version = "0.75.0"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#3d56728b8698d538a00d9f1c295149bbf5e8b78b"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#f2d2f3a841f4da8188df0a5f1033b5bdeaf02bcd"
dependencies = [
"cranelift-bforest",
"cranelift-codegen-meta",
@ -58,7 +58,7 @@ dependencies = [
[[package]]
name = "cranelift-codegen-meta"
version = "0.75.0"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#3d56728b8698d538a00d9f1c295149bbf5e8b78b"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#f2d2f3a841f4da8188df0a5f1033b5bdeaf02bcd"
dependencies = [
"cranelift-codegen-shared",
"cranelift-entity",
@ -67,17 +67,17 @@ dependencies = [
[[package]]
name = "cranelift-codegen-shared"
version = "0.75.0"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#3d56728b8698d538a00d9f1c295149bbf5e8b78b"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#f2d2f3a841f4da8188df0a5f1033b5bdeaf02bcd"
[[package]]
name = "cranelift-entity"
version = "0.75.0"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#3d56728b8698d538a00d9f1c295149bbf5e8b78b"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#f2d2f3a841f4da8188df0a5f1033b5bdeaf02bcd"
[[package]]
name = "cranelift-frontend"
version = "0.75.0"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#3d56728b8698d538a00d9f1c295149bbf5e8b78b"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#f2d2f3a841f4da8188df0a5f1033b5bdeaf02bcd"
dependencies = [
"cranelift-codegen",
"log",
@ -88,7 +88,7 @@ dependencies = [
[[package]]
name = "cranelift-jit"
version = "0.75.0"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#3d56728b8698d538a00d9f1c295149bbf5e8b78b"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#f2d2f3a841f4da8188df0a5f1033b5bdeaf02bcd"
dependencies = [
"anyhow",
"cranelift-codegen",
@ -105,7 +105,7 @@ dependencies = [
[[package]]
name = "cranelift-module"
version = "0.75.0"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#3d56728b8698d538a00d9f1c295149bbf5e8b78b"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#f2d2f3a841f4da8188df0a5f1033b5bdeaf02bcd"
dependencies = [
"anyhow",
"cranelift-codegen",
@ -116,16 +116,17 @@ dependencies = [
[[package]]
name = "cranelift-native"
version = "0.75.0"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#3d56728b8698d538a00d9f1c295149bbf5e8b78b"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#f2d2f3a841f4da8188df0a5f1033b5bdeaf02bcd"
dependencies = [
"cranelift-codegen",
"libc",
"target-lexicon",
]
[[package]]
name = "cranelift-object"
version = "0.75.0"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#3d56728b8698d538a00d9f1c295149bbf5e8b78b"
source = "git+https://github.com/bytecodealliance/wasmtime.git?branch=main#f2d2f3a841f4da8188df0a5f1033b5bdeaf02bcd"
dependencies = [
"anyhow",
"cranelift-codegen",
@ -171,9 +172,9 @@ dependencies = [
[[package]]
name = "libc"
version = "0.2.86"
version = "0.2.97"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b7282d924be3275cec7f6756ff4121987bc6481325397dde6ba3e7802b1a8b1c"
checksum = "12b8adadd720df158f4d70dfe7ccc6adb0472d7c55ca83445f6a5ab3e36f8fb6"
[[package]]
name = "libloading"
@ -211,9 +212,9 @@ checksum = "b16bd47d9e329435e309c58469fe0791c2d0d1ba96ec0954152a5ae2b04387dc"
[[package]]
name = "object"
version = "0.25.2"
version = "0.25.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f8bc1d42047cf336f0f939c99e97183cf31551bf0f2865a2ec9c8d91fd4ffb5e"
checksum = "a38f2be3697a57b4060074ff41b44c16870d916ad7877c17696e063257482bc7"
dependencies = [
"crc32fast",
"indexmap",

21
build_system/build_sysroot.rs
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@ -115,10 +115,16 @@ pub(crate) fn build_sysroot(
}
}
SysrootKind::Clif => {
build_clif_sysroot_for_triple(channel, target_dir, target_triple);
build_clif_sysroot_for_triple(channel, target_dir, host_triple, None);
if host_triple != target_triple {
build_clif_sysroot_for_triple(channel, target_dir, host_triple);
// When cross-compiling it is often necessary to manually pick the right linker
let linker = if target_triple == "aarch64-unknown-linux-gnu" {
Some("aarch64-linux-gnu-gcc")
} else {
None
};
build_clif_sysroot_for_triple(channel, target_dir, target_triple, linker);
}
// Copy std for the host to the lib dir. This is necessary for the jit mode to find
@ -133,7 +139,12 @@ pub(crate) fn build_sysroot(
}
}
fn build_clif_sysroot_for_triple(channel: &str, target_dir: &Path, triple: &str) {
fn build_clif_sysroot_for_triple(
channel: &str,
target_dir: &Path,
triple: &str,
linker: Option<&str>,
) {
let build_dir = Path::new("build_sysroot").join("target").join(triple).join(channel);
let keep_sysroot =
@ -155,6 +166,10 @@ fn build_clif_sysroot_for_triple(channel: &str, target_dir: &Path, triple: &str)
build_cmd.arg("--release");
rustflags.push_str(" -Zmir-opt-level=3");
}
if let Some(linker) = linker {
use std::fmt::Write;
write!(rustflags, " -Clinker={}", linker).unwrap();
}
build_cmd.env("RUSTFLAGS", rustflags);
build_cmd.env(
"RUSTC",

6
example/mini_core_hello_world.rs
View File

@ -292,7 +292,7 @@ fn main() {
#[cfg(not(any(jit, windows)))]
test_tls();
#[cfg(all(not(jit), target_os = "linux"))]
#[cfg(all(not(jit), target_arch = "x86_64", target_os = "linux"))]
unsafe {
global_asm_test();
}
@ -303,12 +303,12 @@ fn main() {
assert_eq!(*REF1, *REF2);
}
#[cfg(all(not(jit), target_os = "linux"))]
#[cfg(all(not(jit), target_arch = "x86_64", target_os = "linux"))]
extern "C" {
fn global_asm_test();
}
#[cfg(all(not(jit), target_os = "linux"))]
#[cfg(all(not(jit), target_arch = "x86_64", target_os = "linux"))]
global_asm! {
"
.global global_asm_test

4
src/lib.rs
View File

@ -287,10 +287,12 @@ fn build_isa(sess: &Session, backend_config: &BackendConfig) -> Box<dyn isa::Tar
}
None => {
let mut builder =
cranelift_codegen::isa::lookup_variant(target_triple, variant).unwrap();
cranelift_codegen::isa::lookup_variant(target_triple.clone(), variant).unwrap();
if target_triple.architecture == target_lexicon::Architecture::X86_64 {
// Don't use "haswell" as the default, as it implies `has_lzcnt`.
// macOS CI is still at Ivy Bridge EP, so `lzcnt` is interpreted as `bsr`.
builder.enable("nehalem").unwrap();
}
builder
}
};