68 lines
2.7 KiB
Diff
68 lines
2.7 KiB
Diff
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commit 23c32a1597df69083f4fa6fb932410cb342e266e
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Author: Sebastien Bourdeauducq <sb@m-labs.hk>
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Date: Tue Apr 9 00:15:31 2019 +0800
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add riscv32i
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diff --git a/src/librustc_target/spec/mod.rs b/src/librustc_target/spec/mod.rs
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index 46fefd78f4..181342db7d 100644
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--- a/src/librustc_target/spec/mod.rs
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+++ b/src/librustc_target/spec/mod.rs
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@@ -465,6 +465,7 @@ supported_targets! {
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("aarch64-unknown-hermit", aarch64_unknown_hermit),
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("x86_64-unknown-hermit", x86_64_unknown_hermit),
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+ ("riscv32i-unknown-none-elf", riscv32i_unknown_none_elf),
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("riscv32imc-unknown-none-elf", riscv32imc_unknown_none_elf),
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("riscv32imac-unknown-none-elf", riscv32imac_unknown_none_elf),
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("riscv64imac-unknown-none-elf", riscv64imac_unknown_none_elf),
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diff --git a/src/librustc_target/spec/riscv32i_unknown_none_elf.rs b/src/librustc_target/spec/riscv32i_unknown_none_elf.rs
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new file mode 100644
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index 0000000000..a015e16d93
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--- /dev/null
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+++ b/src/librustc_target/spec/riscv32i_unknown_none_elf.rs
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@@ -0,0 +1,31 @@
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+use crate::spec::{LinkerFlavor, LldFlavor, PanicStrategy,
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+ Target, TargetOptions, TargetResult};
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+
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+pub fn target() -> TargetResult {
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+ Ok(Target {
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+ data_layout: "e-m:e-p:32:32-i64:64-n32-S128".to_string(),
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+ llvm_target: "riscv32".to_string(),
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+ target_endian: "little".to_string(),
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+ target_pointer_width: "32".to_string(),
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+ target_c_int_width: "32".to_string(),
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+ target_os: "none".to_string(),
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+ target_env: String::new(),
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+ target_vendor: "unknown".to_string(),
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+ arch: "riscv32".to_string(),
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+ linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld),
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+
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+ options: TargetOptions {
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+ linker: Some("rust-lld".to_string()),
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+ cpu: "generic-rv32".to_string(),
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+ max_atomic_width: Some(32),
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+ atomic_cas: true,
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+ features: "-m,-a,-c".to_string(),
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+ executables: true,
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+ panic_strategy: PanicStrategy::Abort,
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+ relocation_model: "static".to_string(),
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+ emit_debug_gdb_scripts: false,
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+ abi_blacklist: super::riscv_base::abi_blacklist(),
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+ .. Default::default()
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+ },
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+ })
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+}
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diff --git a/src/tools/build-manifest/src/main.rs b/src/tools/build-manifest/src/main.rs
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index 61cc78ad80..4364ef41f9 100644
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--- a/src/tools/build-manifest/src/main.rs
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+++ b/src/tools/build-manifest/src/main.rs
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@@ -92,6 +92,7 @@ static TARGETS: &[&str] = &[
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"powerpc-unknown-linux-gnu",
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"powerpc64-unknown-linux-gnu",
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"powerpc64le-unknown-linux-gnu",
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+ "riscv32i-unknown-none-elf",
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"riscv32imc-unknown-none-elf",
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"riscv32imac-unknown-none-elf",
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"riscv64imac-unknown-none-elf",
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