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Sep 11, 2025
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Update the LoongArch target documentation #146370

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4 changes: 2 additions & 2 deletions src/doc/rustc/src/platform-support.md
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Original file line number Diff line number Diff line change
Expand Up @@ -95,8 +95,8 @@ target | notes
`arm-unknown-linux-gnueabihf` | Armv6 Linux, hardfloat (kernel 3.2+, glibc 2.17)
`armv7-unknown-linux-gnueabihf` | Armv7-A Linux, hardfloat (kernel 3.2+, glibc 2.17)
[`armv7-unknown-linux-ohos`](platform-support/openharmony.md) | Armv7-A OpenHarmony
[`loongarch64-unknown-linux-gnu`](platform-support/loongarch-linux.md) | LoongArch64 Linux, LP64D ABI (kernel 5.19+, glibc 2.36)
[`loongarch64-unknown-linux-musl`](platform-support/loongarch-linux.md) | LoongArch64 Linux, LP64D ABI (kernel 5.19+, musl 1.2.5)
[`loongarch64-unknown-linux-gnu`](platform-support/loongarch-linux.md) | LoongArch64 Linux, LP64D ABI (kernel 5.19+, glibc 2.36), LSX required
[`loongarch64-unknown-linux-musl`](platform-support/loongarch-linux.md) | LoongArch64 Linux, LP64D ABI (kernel 5.19+, musl 1.2.5), LSX required
[`i686-pc-windows-gnu`](platform-support/windows-gnu.md) | 32-bit MinGW (Windows 10+, Windows Server 2016+, Pentium 4) [^x86_32-floats-return-ABI] [^win32-msvc-alignment]
`powerpc-unknown-linux-gnu` | PowerPC Linux (kernel 3.2+, glibc 2.17)
`powerpc64-unknown-linux-gnu` | PPC64 Linux (kernel 3.2+, glibc 2.17)
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15 changes: 9 additions & 6 deletions src/doc/rustc/src/platform-support/loongarch-linux.md
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Expand Up @@ -7,8 +7,8 @@ LoongArch is a RISC ISA developed by Loongson Technology Corporation Limited.

| Target | Description |
|--------|-------------|
| `loongarch64-unknown-linux-gnu` | LoongArch64 Linux, LP64D ABI (kernel 5.19, glibc 2.36) |
| `loongarch64-unknown-linux-musl` | LoongArch64 Linux, LP64D ABI (kernel 5.19, musl 1.2.5) |
| `loongarch64-unknown-linux-gnu` | LoongArch64 Linux, LP64D ABI (kernel 5.19, glibc 2.36), LSX required |
| `loongarch64-unknown-linux-musl` | LoongArch64 Linux, LP64D ABI (kernel 5.19, musl 1.2.5), LSX required |

These support both native and cross builds, and have full support for `std`.

Expand All @@ -23,8 +23,6 @@ Reference material:
## Target maintainers

[@heiher](https://github.com/heiher)
[@xiangzhai](https://github.com/xiangzhai)
[@zhaixiaojuan](https://github.com/zhaixiaojuan)
[@xen0n](https://github.com/xen0n)

## Requirements
Expand All @@ -46,8 +44,8 @@ The targets require a reasonably up-to-date LoongArch toolchain on the host.
Currently the following components are used by the Rust CI to build the target,
and the versions can be seen as the minimum requirement:

* GNU Binutils 2.40
* GCC 13.x
* GNU Binutils 2.42
* GCC 14.x
* glibc 2.36
* linux-headers 5.19

Expand All @@ -59,6 +57,11 @@ for newer LoongArch ELF relocation types, among other features.
Recent LLVM/Clang toolchains may be able to build the targets, but are not
currently being actively tested.

### CPU features

These targets require the double-precision floating-point and LSX (LoongArch
SIMD Extension) features.

## Building

These targets are distributed through `rustup`, and otherwise require no
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