add target

rust-lang · Oct 22, 2023 · 2f6d663 · 2f6d663
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commit 2f6d663
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Showing 7 changed files with 38 additions and 4 deletions.
diff --git a/compiler/rustc_target/src/spec/csky_unknown_linux_gnuabiv2.rs b/compiler/rustc_target/src/spec/csky_unknown_linux_gnuabiv2.rs
@@ -12,7 12,7 @@ pub fn target() -> Target {
  options: TargetOptions {
  abi: "abiv2".into(),
  features: " 2e3, 3e7, 7e10, cache, dsp1e2, dspe60, e1, e2, edsp, elrw, hard-tp, high-registers, hwdiv, mp, mp1e2, nvic, trust".into(),
- late_link_args_static: TargetOptions::link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-l:libatomic.a"]),
  late_link_args: TargetOptions::link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-l:libatomic.a"]),
  max_atomic_width: Some(32),
  ..super::linux_gnu_base::opts()
  },

diff --git a/compiler/rustc_target/src/spec/csky_unknown_linux_gnuabiv2hf.rs b/compiler/rustc_target/src/spec/csky_unknown_linux_gnuabiv2hf.rs
@@ -0,0 1,21 @@
 use crate::spec::{Cc, LinkerFlavor, Lld, Target, TargetOptions};
 
 // This target is for glibc Linux on Csky
 
 pub fn target() -> Target {
  Target {
  //https://github.com/llvm/llvm-project/blob/8b76aea8d8b1b71f6220bc2845abc749f18a19b7/clang/lib/Basic/Targets/CSKY.h
  llvm_target: "csky-unknown-linux-gnuabiv2".into(),
  pointer_width: 32,
  data_layout: "e-m:e-S32-p:32:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:32:32-v128:32:32-a:0:32-Fi32-n32".into(),
  arch: "csky".into(),
  options: TargetOptions {
  abi: "abiv2hf".into(),
  cpu: "ck860fv".into(),
  features: " hard-float, hard-float-abi, 2e3, 3e7, 7e10, cache, dsp1e2, dspe60, e1, e2, edsp, elrw, hard-tp, high-registers, hwdiv, mp, mp1e2, nvic, trust".into(),
  late_link_args: TargetOptions::link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-l:libatomic.a", "-mhard-float"]),
  max_atomic_width: Some(32),
  ..super::linux_gnu_base::opts()
  },
  }
 }
diff --git a/compiler/rustc_target/src/spec/mod.rs b/compiler/rustc_target/src/spec/mod.rs
@@ -1344,6 1344,7 @@ supported_targets! {
  ("loongarch64-unknown-linux-gnu", loongarch64_unknown_linux_gnu),
  ("m68k-unknown-linux-gnu", m68k_unknown_linux_gnu),
  ("csky-unknown-linux-gnuabiv2", csky_unknown_linux_gnuabiv2),
  ("csky-unknown-linux-gnuabiv2hf", csky_unknown_linux_gnuabiv2hf),
  ("mips-unknown-linux-gnu", mips_unknown_linux_gnu),
  ("mips64-unknown-linux-gnuabi64", mips64_unknown_linux_gnuabi64),
  ("mips64el-unknown-linux-gnuabi64", mips64el_unknown_linux_gnuabi64),

diff --git a/src/doc/rustc/src/SUMMARY.md b/src/doc/rustc/src/SUMMARY.md
@@ -33,7 33,7 @@
  - [\*-esp-espidf](platform-support/esp-idf.md)
  - [\*-unknown-fuchsia](platform-support/fuchsia.md)
  - [\*-kmc-solid_\*](platform-support/kmc-solid.md)
- - [csky-unknown-linux-gnuabiv2](platform-support/csky-unknown-linux-gnuabiv2.md)
  - [csky-unknown-linux-gnuabiv2\*](platform-support/csky-unknown-linux-gnuabiv2.md)
  - [loongarch\*-unknown-linux-\*](platform-support/loongarch-linux.md)
  - [loongarch\*-unknown-none\*](platform-support/loongarch-none.md)
  - [m68k-unknown-linux-gnu](platform-support/m68k-unknown-linux-gnu.md)

diff --git a/src/doc/rustc/src/platform-support.md b/src/doc/rustc/src/platform-support.md
@@ -260,6 260,7 @@ target | std | host | notes
 `bpfeb-unknown-none` | * | | BPF (big endian)
 `bpfel-unknown-none` | * | | BPF (little endian)
 `csky-unknown-linux-gnuabiv2` | ✓ | | C-SKY abiv2 Linux(little endian)
 `csky-unknown-linux-gnuabiv2hf` | ✓ | | C-SKY abiv2 Linux, hardfloat (little endian)
 `hexagon-unknown-linux-musl` | ? | |
 `i386-apple-ios` | ✓ | | 32-bit x86 iOS [^x86_32-floats-return-ABI]
 [`i586-pc-nto-qnx700`](platform-support/nto-qnx.md) | * | | 32-bit x86 QNX Neutrino 7.0 RTOS [^x86_32-floats-return-ABI]

diff --git a/src/doc/rustc/src/platform-support/csky-unknown-linux-gnuabiv2.md b/src/doc/rustc/src/platform-support/csky-unknown-linux-gnuabiv2.md
@@ -4,7 4,14 @@
 
 This target supports [C-SKY](https://github.com/c-sky) CPUs with `abi` v2 and `glibc`.
 
 target | std | host | notes
 -------|:---:|:----:|-------
 `csky-unknown-linux-gnuabiv2` | ✓ | | C-SKY abiv2 Linux(little endian)
 `csky-unknown-linux-gnuabiv2hf` | ✓ | | C-SKY abiv2 Linux, hardfloat (little endian)
 
 Refrence:
 https://c-sky.github.io/
 
 https://gitlab.com/c-sky/
 
 ## Target maintainers
@@ -13,7 20,6 @@ https://gitlab.com/c-sky/
 
 ## Requirements
 
-
 ## Building the target
 
 ### Get a C toolchain
@@ -28,13 34,17 @@ The target can be built by enabling it for a `rustc` build, by placing the follo
 
 ```toml
 [build]
-target = ["x86_64-unknown-linux-gnu", "csky-unknown-linux-gnuabiv2"]
 target = ["x86_64-unknown-linux-gnu", "csky-unknown-linux-gnuabiv2", "csky-unknown-linux-gnuabiv2hf"]
 stage = 2
 
 [target.csky-unknown-linux-gnuabiv2]
 # ADJUST THIS PATH TO POINT AT YOUR TOOLCHAIN
 cc = "${TOOLCHAIN_PATH}/bin/csky-linux-gnuabiv2-gcc"
 
 [target.csky-unknown-linux-gnuabiv2hf]
 # ADJUST THIS PATH TO POINT AT YOUR TOOLCHAIN
 cc = "${TOOLCHAIN_PATH}/bin/csky-linux-gnuabiv2-gcc"
 
 ### Build
 
 ```sh

diff --git a/src/tools/build-manifest/src/main.rs b/src/tools/build-manifest/src/main.rs
@@ -102,6 102,7 @@ static TARGETS: &[&str] = &[
  "loongarch64-unknown-none-softfloat",
  "m68k-unknown-linux-gnu",
  "csky-unknown-linux-gnuabiv2",
  "csky-unknown-linux-gnuabiv2hf",
  "mips-unknown-linux-gnu",
  "mips-unknown-linux-musl",
  "mips64-unknown-linux-gnuabi64",