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add mipsel-unknown-none target #78676

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Nov 3, 2020
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42 changes: 42 additions & 0 deletions compiler/rustc_target/src/spec/mipsel_unknown_none.rs
Original file line number Diff line number Diff line change
@@ -0,0 +1,42 @@
//! Bare MIPS32r2, little endian, softfloat, O32 calling convention
//!
//! Can be used for MIPS M4K core (e.g. on PIC32MX devices)

use crate::spec::abi::Abi;
use crate::spec::{LinkerFlavor, LldFlavor, RelocModel};
use crate::spec::{PanicStrategy, Target, TargetOptions};

pub fn target() -> Target {
Target {
llvm_target: "mipsel-unknown-none".to_string(),
target_endian: "little".to_string(),
pointer_width: 32,
target_c_int_width: "32".to_string(),
data_layout: "e-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64".to_string(),
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arch: "mips".to_string(),
target_os: "none".to_string(),
target_env: String::new(),
target_vendor: String::new(),
linker_flavor: LinkerFlavor::Lld(LldFlavor::Ld),

options: TargetOptions {
cpu: "mips32r2".to_string(),
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features: "+mips32r2,+soft-float,+noabicalls".to_string(),
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max_atomic_width: Some(32),
executables: true,
linker: Some("rust-lld".to_owned()),
panic_strategy: PanicStrategy::Abort,
relocation_model: RelocModel::Static,
unsupported_abis: vec![
Abi::Stdcall,
Abi::Fastcall,
Abi::Vectorcall,
Abi::Thiscall,
Abi::Win64,
Abi::SysV64,
],
emit_debug_gdb_scripts: false,
..Default::default()
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},
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}
}
1 change: 1 addition & 0 deletions compiler/rustc_target/src/spec/mod.rs
Original file line number Diff line number Diff line change
Expand Up @@ -653,6 +653,7 @@ supported_targets! {
("powerpc64-wrs-vxworks", powerpc64_wrs_vxworks),

("mipsel-sony-psp", mipsel_sony_psp),
("mipsel-unknown-none", mipsel_unknown_none),
("thumbv4t-none-eabi", thumbv4t_none_eabi),
}

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1 change: 1 addition & 0 deletions src/doc/rustc/src/platform-support.md
Original file line number Diff line number Diff line change
Expand Up @@ -180,6 +180,7 @@ target | std | host | notes
`i686-wrs-vxworks` | ? | |
`mips-unknown-linux-uclibc` | ✓ | | MIPS Linux with uClibc
`mipsel-unknown-linux-uclibc` | ✓ | | MIPS (LE) Linux with uClibc
`mipsel-unknown-none` | * | | Bare MIPS (LE) softfloat
`mipsel-sony-psp` | * | | MIPS (LE) Sony PlayStation Portable (PSP)
`mipsisa32r6-unknown-linux-gnu` | ? | |
`mipsisa32r6el-unknown-linux-gnu` | ? | |
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