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Initial support for riscv32gc_unknown_linux_gnu #76048

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Merged
merged 4 commits into from
Sep 16, 2020
Merged

Initial support for riscv32gc_unknown_linux_gnu #76048

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a4183f0
librustc_target: Initial support for riscv32gc_unknown_linux_gnu
alistair23 Jul 7, 2020
82bd5a3
librustc_target: Address comments
alistair23 Sep 15, 2020
cbda154
doc: platform-support.md: Document port
alistair23 Sep 15, 2020
e968f86
doc: platform-support.md: Move to tier 3
alistair23 Sep 15, 2020
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1 change: 1 addition & 0 deletions compiler/rustc_target/src/spec/mod.rs
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Expand Up @@ -654,6 +654,7 @@ supported_targets! {
("riscv32i-unknown-none-elf", riscv32i_unknown_none_elf),
("riscv32imc-unknown-none-elf", riscv32imc_unknown_none_elf),
("riscv32imac-unknown-none-elf", riscv32imac_unknown_none_elf),
("riscv32gc-unknown-linux-gnu", riscv32gc_unknown_linux_gnu),
("riscv64imac-unknown-none-elf", riscv64imac_unknown_none_elf),
("riscv64gc-unknown-none-elf", riscv64gc_unknown_none_elf),
("riscv64gc-unknown-linux-gnu", riscv64gc_unknown_linux_gnu),
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25 changes: 25 additions & 0 deletions compiler/rustc_target/src/spec/riscv32gc_unknown_linux_gnu.rs
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@@ -0,0 +1,25 @@
use crate::spec::{CodeModel, LinkerFlavor, Target, TargetOptions, TargetResult};

pub fn target() -> TargetResult {
Ok(Target {
llvm_target: "riscv32-unknown-linux-gnu".to_string(),
target_endian: "little".to_string(),
target_pointer_width: "32".to_string(),
target_c_int_width: "32".to_string(),
target_env: "gnu".to_string(),
data_layout: "e-m:e-p:32:32-i64:64-n32-S128".to_string(),
arch: "riscv32".to_string(),
target_os: "linux".to_string(),
target_vendor: "unknown".to_string(),
linker_flavor: LinkerFlavor::Gcc,
options: TargetOptions {
unsupported_abis: super::riscv_base::unsupported_abis(),
code_model: Some(CodeModel::Medium),
cpu: "generic-rv32".to_string(),
features: "+m,+a,+f,+d,+c".to_string(),
llvm_abiname: "ilp32d".to_string(),
max_atomic_width: Some(32),
..super::linux_base::opts()
},
})
}
1 change: 1 addition & 0 deletions src/doc/rustc/src/platform-support.md
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Expand Up @@ -101,6 +101,7 @@ target | std | host | notes
`powerpc-unknown-linux-gnu` | ✓ | ✓ | PowerPC Linux (kernel 2.6.32, glibc 2.11)
`powerpc64-unknown-linux-gnu` | ✓ | ✓ | PPC64 Linux (kernel 2.6.32, glibc 2.11)
`powerpc64le-unknown-linux-gnu` | ✓ | ✓ | PPC64LE Linux (kernel 3.10, glibc 2.17)
`riscv32gc-unknown-linux-gnu` | ✓ | ✓ | RISC-V Linux (kernel 5.4, glibc 2.33)
`riscv32i-unknown-none-elf` | * | | Bare RISC-V (RV32I ISA)
`riscv32imac-unknown-none-elf` | * | | Bare RISC-V (RV32IMAC ISA)
`riscv32imc-unknown-none-elf` | * | | Bare RISC-V (RV32IMC ISA)
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