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Rollup merge of #128345 - sthibaul:hurd-amd64, r=Urgau

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added support for GNU/Hurd on x86_64
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Jubilee 2024-09-09 00:17:46 -07:00 committed by GitHub
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5 changed files with 35 additions and 3 deletions
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1
compiler/rustc_target/src/spec/mod.rs
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@ -1645,6 +1645,7 @@ supported_targets! {
("x86_64-unknown-haiku", x86_64_unknown_haiku),
("i686-unknown-hurd-gnu", i686_unknown_hurd_gnu),
("x86_64-unknown-hurd-gnu", x86_64_unknown_hurd_gnu),
("aarch64-apple-darwin", aarch64_apple_darwin),
("arm64e-apple-darwin", arm64e_apple_darwin),

26
compiler/rustc_target/src/spec/targets/x86_64_unknown_hurd_gnu.rs Normal file
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@ -0,0 +1,26 @@
use crate::spec::{base, Cc, LinkerFlavor, Lld, StackProbeType, Target};
pub(crate) fn target() -> Target {
let mut base = base::hurd_gnu::opts();
base.cpu = "x86-64".into();
base.plt_by_default = false;
base.max_atomic_width = Some(64);
base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]);
base.stack_probes = StackProbeType::Inline;
base.supports_xray = true;
Target {
llvm_target: "x86_64-unknown-hurd-gnu".into(),
metadata: crate::spec::TargetMetadata {
description: Some("64-bit GNU/Hurd".into()),
tier: Some(3),
host_tools: Some(true),
std: Some(true),
},
pointer_width: 64,
data_layout:
"e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128".into(),
arch: "x86_64".into(),
options: base,
}
}

1
src/doc/rustc/src/platform-support.md
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@ -382,6 +382,7 @@ target | std | host | notes
[`x86_64-unikraft-linux-musl`](platform-support/unikraft-linux-musl.md) | ✓ | | 64-bit Unikraft with musl 1.2.3
`x86_64-unknown-dragonfly` | ✓ | ✓ | 64-bit DragonFlyBSD
`x86_64-unknown-haiku` | ✓ | ✓ | 64-bit Haiku
[`x86_64-unknown-hurd-gnu`](platform-support/hurd.md) | ✓ | ✓ | 64-bit GNU/Hurd
[`x86_64-unknown-hermit`](platform-support/hermit.md) | ✓ | | x86_64 Hermit
`x86_64-unknown-l4re-uclibc` | ? | |
[`x86_64-unknown-openbsd`](platform-support/openbsd.md) | ✓ | ✓ | 64-bit OpenBSD

7
src/doc/rustc/src/platform-support/hurd.md
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@ -1,4 +1,4 @@
# `i686-unknown-hurd-gnu`
# `i686-unknown-hurd-gnu` and `x86_64-unknown-hurd-gnu`
**Tier: 3**
@ -16,7 +16,8 @@ The GNU/Hurd target supports `std` and uses the standard ELF file format.
## Building the target
This target can be built by adding `i686-unknown-hurd-gnu` as target in the rustc list.
This target can be built by adding `i686-unknown-hurd-gnu` and
`x86_64-unknown-hurd-gnu` as targets in the rustc list.
## Building Rust programs
@ -32,4 +33,4 @@ Tests can be run in the same way as a regular binary.
## Cross-compilation toolchains and C code
The target supports C code, the GNU toolchain calls the target
`i686-unknown-gnu`.
`i686-unknown-gnu` and `x86_64-unknown-gnu`.

3
tests/assembly/targets/targets-elf.rs
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@ -552,6 +552,9 @@
//@ revisions: x86_64_unknown_haiku
//@ [x86_64_unknown_haiku] compile-flags: --target x86_64-unknown-haiku
//@ [x86_64_unknown_haiku] needs-llvm-components: x86
//@ revisions: x86_64_unknown_hurd_gnu
//@ [x86_64_unknown_hurd_gnu] compile-flags: --target x86_64-unknown-hurd-gnu
//@ [x86_64_unknown_hurd_gnu] needs-llvm-components: x86
//@ revisions: x86_64_unknown_hermit
//@ [x86_64_unknown_hermit] compile-flags: --target x86_64-unknown-hermit
//@ [x86_64_unknown_hermit] needs-llvm-components: x86