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Add targets: riscv32{e|em|emc}

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- Based on riscv32{i|im|imc}
- Set data_layout stack alignment: S32 (bits)
- Set llvm_abiname = ilp32e
This commit is contained in:
Henri Lunnikivi 2024-09-19 13:14:52 +03:00 committed by Henri Lunnikivi
parent 5a4ee43c38
commit b22b348e0d
4 changed files with 79 additions and 0 deletions
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4
compiler/rustc_target/src/spec/mod.rs
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@ -1841,6 +1841,10 @@ fn $module() {
("riscv32imac-esp-espidf", riscv32imac_esp_espidf),
("riscv32imafc-esp-espidf", riscv32imafc_esp_espidf),
("riscv32e-unknown-none-elf", riscv32e_unknown_none_elf),
("riscv32em-unknown-none-elf", riscv32em_unknown_none_elf),
("riscv32emc-unknown-none-elf", riscv32emc_unknown_none_elf),
("riscv32imac-unknown-none-elf", riscv32imac_unknown_none_elf),
("riscv32imafc-unknown-none-elf", riscv32imafc_unknown_none_elf),
("riscv32imac-unknown-xous-elf", riscv32imac_unknown_xous_elf),

25
compiler/rustc_target/src/spec/targets/riscv32e_unknown_none_elf.rs Normal file
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@ -0,0 +1,25 @@
use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions};
pub fn target() -> Target {
Target {
data_layout: "e-m:e-p:32:32-i64:64-n32-S32".into(),
llvm_target: "riscv32".into(),
pointer_width: 32,
arch: "riscv32".into(),
options: TargetOptions {
linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes),
linker: Some("rust-lld".into()),
cpu: "generic-rv32".into(),
llvm_abiname: "ilp32e".into(),
max_atomic_width: Some(32),
atomic_cas: false,
features: "+e,+forced-atomics".into(),
panic_strategy: PanicStrategy::Abort,
relocation_model: RelocModel::Static,
emit_debug_gdb_scripts: false,
eh_frame_header: false,
..Default::default()
},
}
}

25
compiler/rustc_target/src/spec/targets/riscv32em_unknown_none_elf.rs Normal file
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@ -0,0 +1,25 @@
use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions};
pub fn target() -> Target {
Target {
data_layout: "e-m:e-p:32:32-i64:64-n32-S32".into(),
llvm_target: "riscv32".into(),
pointer_width: 32,
arch: "riscv32".into(),
options: TargetOptions {
linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes),
linker: Some("rust-lld".into()),
cpu: "generic-rv32".into(),
llvm_abiname: "ilp32e".into(),
max_atomic_width: Some(32),
atomic_cas: false,
features: "+e,+m,+forced-atomics".into(),
panic_strategy: PanicStrategy::Abort,
relocation_model: RelocModel::Static,
emit_debug_gdb_scripts: false,
eh_frame_header: false,
..Default::default()
},
}
}

25
compiler/rustc_target/src/spec/targets/riscv32emc_unknown_none_elf.rs Normal file
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@ -0,0 +1,25 @@
use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions};
pub fn target() -> Target {
Target {
data_layout: "e-m:e-p:32:32-i64:64-n32-S32".into(),
llvm_target: "riscv32".into(),
pointer_width: 32,
arch: "riscv32".into(),
options: TargetOptions {
linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes),
linker: Some("rust-lld".into()),
cpu: "generic-rv32".into(),
llvm_abiname: "ilp32e".into(),
max_atomic_width: Some(32),
atomic_cas: false,
features: "+e,+m,+c,+forced-atomics".into(),
panic_strategy: PanicStrategy::Abort,
relocation_model: RelocModel::Static,
emit_debug_gdb_scripts: false,
eh_frame_header: false,
..Default::default()
},
}
}