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Add rustc-abi field to target spec JSON

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The Rust compiler now requires an explicit `rustc-abi: x86-softfloat` field when using the soft-float target feature. This was added in https://github.com/rust-lang/rust/pull/136146 and is part of the latest nightlies.

I updated the post branches in commit 688a21e4
This commit is contained in:
Philipp Oppermann
2025-02-10 12:19:51 +01:00
parent 8b341c96c1
commit 450afac4a1
7 changed files with 57 additions and 7 deletions
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10
blog/content/edition-2/posts/02-minimal-rust-kernel/index.ja.md
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@@ -191,6 +191,13 @@ SIMDを無効化することによる問題に、`x86_64`における浮動小
より詳しくは、[SIMDを無効化する](@/edition-2/posts/02-minimal-rust-kernel/disable-simd/index.md)ことに関する私達の記事を読んでください。
```json
"rustc-abi": "x86-softfloat"
```
As we want to use the `soft-float` feature, we also need to tell the Rust compiler `rustc` that we want to use the corresponding ABI. We can do that by setting the `x86-softfloat` field to `x86-softfloat`.
#### まとめると
私達のターゲット仕様ファイルは今このようになっているはずです。
@@ -208,7 +215,8 @@ SIMDを無効化することによる問題に、`x86_64`における浮動小
"linker": "rust-lld",
"panic-strategy": "abort",
"disable-redzone": true,
"features": "-mmx,-sse,+soft-float"
"features": "-mmx,-sse,+soft-float",
"rustc-abi": "x86-softfloat"
}
```