diff options
| author | Wesley Norris <repnop@outlook.com> | 2022-09-11 19:36:19 -0400 |
|---|---|---|
| committer | Wesley Norris <repnop@outlook.com> | 2023-02-14 20:54:25 -0500 |
| commit | 19714385e06f5c9281455c5ce69368f05885cdc8 (patch) | |
| tree | 2d60e76a592df13258a96f8ddbd3fa4d3f345f78 /compiler/rustc_target/src | |
| parent | 0416b1a6f6d5c42696494e1a3a33580fd3f669d8 (diff) | |
| download | rust-19714385e06f5c9281455c5ce69368f05885cdc8.tar.gz rust-19714385e06f5c9281455c5ce69368f05885cdc8.zip | |
Add `kernel-address` sanitizer support for freestanding targets
Diffstat (limited to 'compiler/rustc_target/src')
5 files changed, 11 insertions, 3 deletions
diff --git a/compiler/rustc_target/src/spec/aarch64_unknown_none.rs b/compiler/rustc_target/src/spec/aarch64_unknown_none.rs index 30fbe6f3c15..be27302f7f5 100644 --- a/compiler/rustc_target/src/spec/aarch64_unknown_none.rs +++ b/compiler/rustc_target/src/spec/aarch64_unknown_none.rs @@ -15,7 +15,7 @@ pub fn target() -> Target { linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes), linker: Some("rust-lld".into()), features: "+v8a,+strict-align,+neon,+fp-armv8".into(), - supported_sanitizers: SanitizerSet::KCFI, + supported_sanitizers: SanitizerSet::KCFI | SanitizerSet::KERNELADDRESS, relocation_model: RelocModel::Static, disable_redzone: true, max_atomic_width: Some(128), diff --git a/compiler/rustc_target/src/spec/mod.rs b/compiler/rustc_target/src/spec/mod.rs index bc1920e3424..556f168a0b1 100644 --- a/compiler/rustc_target/src/spec/mod.rs +++ b/compiler/rustc_target/src/spec/mod.rs @@ -812,6 +812,7 @@ bitflags::bitflags! { const MEMTAG = 1 << 6; const SHADOWCALLSTACK = 1 << 7; const KCFI = 1 << 8; + const KERNELADDRESS = 1 << 9; } } @@ -824,6 +825,7 @@ impl SanitizerSet { SanitizerSet::ADDRESS => "address", SanitizerSet::CFI => "cfi", SanitizerSet::KCFI => "kcfi", + SanitizerSet::KERNELADDRESS => "kernel-address", SanitizerSet::LEAK => "leak", SanitizerSet::MEMORY => "memory", SanitizerSet::MEMTAG => "memtag", @@ -866,6 +868,7 @@ impl IntoIterator for SanitizerSet { SanitizerSet::SHADOWCALLSTACK, SanitizerSet::THREAD, SanitizerSet::HWADDRESS, + SanitizerSet::KERNELADDRESS, ] .iter() .copied() @@ -2339,6 +2342,7 @@ impl Target { Some("address") => SanitizerSet::ADDRESS, Some("cfi") => SanitizerSet::CFI, Some("kcfi") => SanitizerSet::KCFI, + Some("kernel-address") => SanitizerSet::KERNELADDRESS, Some("leak") => SanitizerSet::LEAK, Some("memory") => SanitizerSet::MEMORY, Some("memtag") => SanitizerSet::MEMTAG, diff --git a/compiler/rustc_target/src/spec/riscv64gc_unknown_none_elf.rs b/compiler/rustc_target/src/spec/riscv64gc_unknown_none_elf.rs index 409b0b26961..ab3c14e3fe7 100644 --- a/compiler/rustc_target/src/spec/riscv64gc_unknown_none_elf.rs +++ b/compiler/rustc_target/src/spec/riscv64gc_unknown_none_elf.rs @@ -1,6 +1,8 @@ use crate::spec::{Cc, CodeModel, LinkerFlavor, Lld, PanicStrategy}; use crate::spec::{RelocModel, Target, TargetOptions}; +use super::SanitizerSet; + pub fn target() -> Target { Target { data_layout: "e-m:e-p:64:64-i64:64-i128:128-n32:64-S128".into(), @@ -20,6 +22,7 @@ pub fn target() -> Target { code_model: Some(CodeModel::Medium), emit_debug_gdb_scripts: false, eh_frame_header: false, + supported_sanitizers: SanitizerSet::KERNELADDRESS, ..Default::default() }, } diff --git a/compiler/rustc_target/src/spec/riscv64imac_unknown_none_elf.rs b/compiler/rustc_target/src/spec/riscv64imac_unknown_none_elf.rs index 87aba9171b4..0f1821c9985 100644 --- a/compiler/rustc_target/src/spec/riscv64imac_unknown_none_elf.rs +++ b/compiler/rustc_target/src/spec/riscv64imac_unknown_none_elf.rs @@ -1,5 +1,5 @@ use crate::spec::{Cc, CodeModel, LinkerFlavor, Lld, PanicStrategy}; -use crate::spec::{RelocModel, Target, TargetOptions}; +use crate::spec::{RelocModel, SanitizerSet, Target, TargetOptions}; pub fn target() -> Target { Target { @@ -19,6 +19,7 @@ pub fn target() -> Target { code_model: Some(CodeModel::Medium), emit_debug_gdb_scripts: false, eh_frame_header: false, + supported_sanitizers: SanitizerSet::KERNELADDRESS, ..Default::default() }, } diff --git a/compiler/rustc_target/src/spec/x86_64_unknown_none.rs b/compiler/rustc_target/src/spec/x86_64_unknown_none.rs index 32060c35c11..43c5ce78ce3 100644 --- a/compiler/rustc_target/src/spec/x86_64_unknown_none.rs +++ b/compiler/rustc_target/src/spec/x86_64_unknown_none.rs @@ -20,7 +20,7 @@ pub fn target() -> Target { features: "-mmx,-sse,-sse2,-sse3,-ssse3,-sse4.1,-sse4.2,-3dnow,-3dnowa,-avx,-avx2,+soft-float" .into(), - supported_sanitizers: SanitizerSet::KCFI, + supported_sanitizers: SanitizerSet::KCFI | SanitizerSet::KERNELADDRESS, disable_redzone: true, panic_strategy: PanicStrategy::Abort, code_model: Some(CodeModel::Kernel), |