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Rollup merge of #100415 - WorksButNotTested:be8, r=wesleywiser

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Add BE8 support

Built using the following `/config.toml`
```
changelog-seen = 2

[llvm]
download-ci-llvm = false
skip-rebuild = true
optimize = true
ninja = true
targets = "ARM;X86"
clang = false

[build]
target = ["x86_64-unknown-linux-gnu", "armeb-linux-gnueabi"]
docs = false
docs-minification = false
compiler-docs = false
[install]
prefix = "/home/user/x-tools/rust/"

[rust]
debug-logging=true
backtrace = true
incremental = true

[target.x86_64-unknown-linux-gnu]

[dist]

[target.armeb-linux-gnueabi]
cc = "/home/user/x-tools/armeb-linux-gnueabi/bin/armeb-linux-gnueabi-gcc"
cxx = "/home/user/x-tools/armeb-linux-gnueabi/bin/armeb-linux-gnueabi-g++"
ar = "/home/user/x-tools/armeb-linux-gnueabi/bin/armeb-linux-gnueabi-ar"
ranlib = "/home/user/x-tools/armeb-linux-gnueabi/bin/armeb-linux-gnueabi-ranlib"
linker = "/home/user/x-tools/armeb-linux-gnueabi/bin/armeb-linux-gnueabi-gcc"
llvm-config = "/home/user/x-tools/clang/bin/llvm-config"
llvm-filecheck = "/home/user/x-tools/clang/bin/FileCheck"
```

The following `.cargo/config` is needed inside any project directory:
```
[build]
target = "armeb-linux-gnueabi"

[target.armeb-linux-gnueabi]
linker = "armeb-linux-gnueabi-gcc"
```
This commit is contained in:
Matthias Krüger 2022-09-15 08:00:11 +02:00 • committed by GitHub
commit ad154e41a1
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19
compiler/rustc_target/src/spec/armeb_unknown_linux_gnueabi.rs Normal file
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@ -0,0 +1,19 @@
use crate::abi::Endian;
use crate::spec::{Target, TargetOptions};
pub fn target() -> Target {
Target {
llvm_target: "armeb-unknown-linux-gnueabi".into(),
pointer_width: 32,
data_layout: "E-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".into(),
arch: "arm".into(),
options: TargetOptions {
abi: "eabi".into(),
features: "+strict-align,+v8,+crc".into(),
endian: Endian::Big,
max_atomic_width: Some(64),
mcount: "\u{1}__gnu_mcount_nc".into(),
..super::linux_gnu_base::opts()
},
}
}

1
compiler/rustc_target/src/spec/mod.rs
View file

@ -932,6 +932,7 @@ supported_targets! {
("sparc64-unknown-linux-gnu", sparc64_unknown_linux_gnu),
("arm-unknown-linux-gnueabi", arm_unknown_linux_gnueabi),
("arm-unknown-linux-gnueabihf", arm_unknown_linux_gnueabihf),
("armeb-unknown-linux-gnueabi", armeb_unknown_linux_gnueabi),
("arm-unknown-linux-musleabi", arm_unknown_linux_musleabi),
("arm-unknown-linux-musleabihf", arm_unknown_linux_musleabihf),
("armv4t-unknown-linux-gnueabi", armv4t_unknown_linux_gnueabi),