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Commit 6cc37bb

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Add support for NetBSD/riscv64 aka. riscv64gc-unknown-netbsd.
1 parent 6dab6dc commit 6cc37bb

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6 files changed

+32
-2
lines changed

6 files changed

+32
-2
lines changed

‎compiler/rustc_target/src/spec/mod.rs‎

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@@ -1325,6 +1325,7 @@ supported_targets! {
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("armv7-unknown-netbsd-eabihf", armv7_unknown_netbsd_eabihf),
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("i686-unknown-netbsd", i686_unknown_netbsd),
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("powerpc-unknown-netbsd", powerpc_unknown_netbsd),
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("riscv64gc-unknown-netbsd", riscv64gc_unknown_netbsd),
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("sparc64-unknown-netbsd", sparc64_unknown_netbsd),
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("x86_64-unknown-netbsd", x86_64_unknown_netbsd),
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@@ -0,0 +1,19 @@
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use crate::spec::{CodeModel, Target, TargetOptions};
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pub fn target() -> Target {
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Target {
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llvm_target: "riscv64-unknown-netbsd".into(),
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pointer_width: 64,
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data_layout: "e-m:e-p:64:64-i64:64-i128:128-n32:64-S128".into(),
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arch: "riscv64".into(),
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options: TargetOptions {
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code_model: Some(CodeModel::Medium),
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cpu: "generic-rv64".into(),
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features: "+m,+a,+f,+d,+c".into(),
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llvm_abiname: "lp64d".into(),
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max_atomic_width: Some(64),
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mcount: "__mcount".into(),
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..super::netbsd_base::opts()
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},
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}
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}

‎library/core/src/ffi/mod.rs‎

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@@ -132,7 +132,12 @@ mod c_char_definition {
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),
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all(
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target_os = "netbsd",
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any(target_arch = "aarch64", target_arch = "arm", target_arch = "powerpc")
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any(
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target_arch = "aarch64",
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target_arch = "arm",
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target_arch = "powerpc",
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target_arch = "riscv64"
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)
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),
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all(
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target_os = "vxworks",

‎src/bootstrap/llvm.rs‎

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@@ -380,7 +380,10 @@ impl Step for Llvm {
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cfg.define("LLVM_LINK_LLVM_DYLIB", "ON");
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}
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if target.starts_with("riscv") && !target.contains("freebsd") && !target.contains("openbsd")
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if target.starts_with("riscv")
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&& !target.contains("freebsd")
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&& !target.contains("openbsd")
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&& !target.contains("netbsd")
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{
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// RISC-V GCC erroneously requires linking against
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// `libatomic` when using 1-byte and 2-byte C++

‎src/doc/rustc/src/platform-support.md‎

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@@ -305,6 +305,7 @@ target | std | host | notes
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`riscv64gc-unknown-freebsd` | | | RISC-V FreeBSD
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`riscv64gc-unknown-fuchsia` | | | RISC-V Fuchsia
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`riscv64gc-unknown-linux-musl` | | | RISC-V Linux (kernel 4.20, musl 1.2.0)
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[`riscv64gc-unknown-netbsd`](platform-support/netbsd.md) | ✓ | ? | RISC-V NetBSD
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[`riscv64gc-unknown-openbsd`](platform-support/openbsd.md) | ✓ | ✓ | OpenBSD/riscv64
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`s390x-unknown-linux-musl` | | | S390x Linux (kernel 3.2, MUSL)
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`sparc-unknown-linux-gnu` | ✓ | | 32-bit SPARC Linux

‎src/doc/rustc/src/platform-support/netbsd.md‎

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@@ -22,6 +22,7 @@ are currently defined running NetBSD:
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| `i686-unknown-netbsd` | [32-bit i386 with SSE](https://wiki.netbsd.org/ports/i386/) |
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| `mipsel-unknown-netbsd` | [32-bit mips, requires mips32 cpu support](https://wiki.netbsd.org/ports/evbmips/) |
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| `powerpc-unknown-netbsd` | [Various 32-bit PowerPC systems, e.g. MacPPC](https://wiki.netbsd.org/ports/macppc/) |
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| `riscv64gc-unknown-netbsd` | [64-bit RISC-V](https://wiki.netbsd.org/ports/riscv/)
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| `sparc64-unknown-netbsd` | [Sun UltraSPARC systems](https://wiki.netbsd.org/ports/sparc64/) |
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All use the "native" `stdc++` library which goes along with the natively

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