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Rollup merge of #134358 - workingjubilee:configure-my-riscv-abi, r=fmease

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compiler: Set `target_abi = "ilp32e"` on all riscv32e targets

This allows compile-time configuration based on this. In the near future we should do this across all RISCV targets, probably, but this cfg is essential for building software usable on these targets, and they are tier 3 so it seems less of a concern to tweak their definition thusly.
This commit is contained in:
Jacob Pratt 2025-01-26 01:51:15 -05:00 • committed by GitHub
commit cecdb32d0f
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4 changed files with 10 additions and 4 deletions
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4
compiler/rustc_target/src/spec/targets/riscv32e_unknown_none_elf.rs
View file

@ -1,6 +1,7 @@
use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions};
pub(crate) fn target() -> Target {
let abi = "ilp32e";
Target {
// The below `data_layout` is explicitly specified by the ilp32e ABI in LLVM. See also
// `options.llvm_abiname`.
@ -16,11 +17,12 @@ pub(crate) fn target() -> Target {
arch: "riscv32".into(),
options: TargetOptions {
abi: abi.into(),
linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes),
linker: Some("rust-lld".into()),
cpu: "generic-rv32".into(),
// The ilp32e ABI specifies the `data_layout`
llvm_abiname: "ilp32e".into(),
llvm_abiname: abi.into(),
max_atomic_width: Some(32),
atomic_cas: false,
features: "+e,+forced-atomics".into(),

4
compiler/rustc_target/src/spec/targets/riscv32em_unknown_none_elf.rs
View file

@ -1,6 +1,7 @@
use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions};
pub(crate) fn target() -> Target {
let abi = "ilp32e";
Target {
// The below `data_layout` is explicitly specified by the ilp32e ABI in LLVM. See also
// `options.llvm_abiname`.
@ -16,11 +17,12 @@ pub(crate) fn target() -> Target {
arch: "riscv32".into(),
options: TargetOptions {
abi: abi.into(),
linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes),
linker: Some("rust-lld".into()),
cpu: "generic-rv32".into(),
// The ilp32e ABI specifies the `data_layout`
llvm_abiname: "ilp32e".into(),
llvm_abiname: abi.into(),
max_atomic_width: Some(32),
atomic_cas: false,
features: "+e,+m,+forced-atomics".into(),

4
compiler/rustc_target/src/spec/targets/riscv32emc_unknown_none_elf.rs
View file

@ -1,6 +1,7 @@
use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, TargetOptions};
pub(crate) fn target() -> Target {
let abi = "ilp32e";
Target {
// The below `data_layout` is explicitly specified by the ilp32e ABI in LLVM. See also
// `options.llvm_abiname`.
@ -16,11 +17,12 @@ pub(crate) fn target() -> Target {
arch: "riscv32".into(),
options: TargetOptions {
abi: abi.into(),
linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes),
linker: Some("rust-lld".into()),
cpu: "generic-rv32".into(),
// The ilp32e ABI specifies the `data_layout`
llvm_abiname: "ilp32e".into(),
llvm_abiname: abi.into(),
max_atomic_width: Some(32),
atomic_cas: false,
features: "+e,+m,+c,+forced-atomics".into(),