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Add comment: data_layout

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This commit is contained in:
Henri Lunnikivi 2024-10-04 19:18:25 +03:00
parent b22b348e0d
commit 7a0bac49c8
3 changed files with 9 additions and 0 deletions
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3
compiler/rustc_target/src/spec/targets/riscv32e_unknown_none_elf.rs
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@ -2,6 +2,8 @@ use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, Targ
pub fn target() -> Target { pub fn target() -> Target {
Target { Target {
// The below `data_layout` is explicitly specified by the ilp32e ABI in LLVM. See also
// `options.llvm_abiname`.
data_layout: "e-m:e-p:32:32-i64:64-n32-S32".into(), data_layout: "e-m:e-p:32:32-i64:64-n32-S32".into(),
llvm_target: "riscv32".into(), llvm_target: "riscv32".into(),
pointer_width: 32, pointer_width: 32,
@ -11,6 +13,7 @@ pub fn target() -> Target {
linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes),
linker: Some("rust-lld".into()), linker: Some("rust-lld".into()),
cpu: "generic-rv32".into(), cpu: "generic-rv32".into(),
// The ilp32e ABI specifies the `data_layout`
llvm_abiname: "ilp32e".into(), llvm_abiname: "ilp32e".into(),
max_atomic_width: Some(32), max_atomic_width: Some(32),
atomic_cas: false, atomic_cas: false,

3
compiler/rustc_target/src/spec/targets/riscv32em_unknown_none_elf.rs
View File

@ -2,6 +2,8 @@ use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, Targ
pub fn target() -> Target { pub fn target() -> Target {
Target { Target {
// The below `data_layout` is explicitly specified by the ilp32e ABI in LLVM. See also
// `options.llvm_abiname`.
data_layout: "e-m:e-p:32:32-i64:64-n32-S32".into(), data_layout: "e-m:e-p:32:32-i64:64-n32-S32".into(),
llvm_target: "riscv32".into(), llvm_target: "riscv32".into(),
pointer_width: 32, pointer_width: 32,
@ -11,6 +13,7 @@ pub fn target() -> Target {
linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes),
linker: Some("rust-lld".into()), linker: Some("rust-lld".into()),
cpu: "generic-rv32".into(), cpu: "generic-rv32".into(),
// The ilp32e ABI specifies the `data_layout`
llvm_abiname: "ilp32e".into(), llvm_abiname: "ilp32e".into(),
max_atomic_width: Some(32), max_atomic_width: Some(32),
atomic_cas: false, atomic_cas: false,

3
compiler/rustc_target/src/spec/targets/riscv32emc_unknown_none_elf.rs
View File

@ -2,6 +2,8 @@ use crate::spec::{Cc, LinkerFlavor, Lld, PanicStrategy, RelocModel, Target, Targ
pub fn target() -> Target { pub fn target() -> Target {
Target { Target {
// The below `data_layout` is explicitly specified by the ilp32e ABI in LLVM. See also
// `options.llvm_abiname`.
data_layout: "e-m:e-p:32:32-i64:64-n32-S32".into(), data_layout: "e-m:e-p:32:32-i64:64-n32-S32".into(),
llvm_target: "riscv32".into(), llvm_target: "riscv32".into(),
pointer_width: 32, pointer_width: 32,
@ -11,6 +13,7 @@ pub fn target() -> Target {
linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes),
linker: Some("rust-lld".into()), linker: Some("rust-lld".into()),
cpu: "generic-rv32".into(), cpu: "generic-rv32".into(),
// The ilp32e ABI specifies the `data_layout`
llvm_abiname: "ilp32e".into(), llvm_abiname: "ilp32e".into(),
max_atomic_width: Some(32), max_atomic_width: Some(32),
atomic_cas: false, atomic_cas: false,