mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-23 07:14:28 +00:00
ea7625f426
Since LLVM 19, it is necessary to set not only module flags, but
also function attributes for branch protection on aarch64. See
e15d67cfc2
for the relevant LLVM change.
55 lines
1.9 KiB
Rust
55 lines
1.9 KiB
Rust
// Test that the correct module flags are emitted with different branch protection flags.
|
|
|
|
//@ revisions: BTI PACRET LEAF BKEY NONE
|
|
//@ needs-llvm-components: aarch64
|
|
//@ [BTI] compile-flags: -Z branch-protection=bti
|
|
//@ [PACRET] compile-flags: -Z branch-protection=pac-ret
|
|
//@ [LEAF] compile-flags: -Z branch-protection=pac-ret,leaf
|
|
//@ [BKEY] compile-flags: -Z branch-protection=pac-ret,b-key
|
|
//@ compile-flags: --target aarch64-unknown-linux-gnu
|
|
//@ min-llvm-version: 19
|
|
|
|
#![crate_type = "lib"]
|
|
#![feature(no_core, lang_items)]
|
|
#![no_core]
|
|
|
|
#[lang = "sized"]
|
|
trait Sized {}
|
|
|
|
// A basic test function.
|
|
// CHECK: @test(){{.*}} [[ATTR:#[0-9]+]] {
|
|
#[no_mangle]
|
|
pub fn test() {}
|
|
|
|
// BTI: attributes [[ATTR]] = {{.*}} "branch-target-enforcement"
|
|
// BTI: !"branch-target-enforcement", i32 1
|
|
// BTI: !"sign-return-address", i32 0
|
|
// BTI: !"sign-return-address-all", i32 0
|
|
// BTI: !"sign-return-address-with-bkey", i32 0
|
|
|
|
// PACRET: attributes [[ATTR]] = {{.*}} "sign-return-address"="non-leaf"
|
|
// PACRET-SAME: "sign-return-address-key"="a_key"
|
|
// PACRET: !"branch-target-enforcement", i32 0
|
|
// PACRET: !"sign-return-address", i32 1
|
|
// PACRET: !"sign-return-address-all", i32 0
|
|
// PACRET: !"sign-return-address-with-bkey", i32 0
|
|
|
|
// LEAF: attributes [[ATTR]] = {{.*}} "sign-return-address"="all"
|
|
// LEAF-SAME: "sign-return-address-key"="a_key"
|
|
// LEAF: !"branch-target-enforcement", i32 0
|
|
// LEAF: !"sign-return-address", i32 1
|
|
// LEAF: !"sign-return-address-all", i32 1
|
|
// LEAF: !"sign-return-address-with-bkey", i32 0
|
|
|
|
// BKEY: attributes [[ATTR]] = {{.*}} "sign-return-address"="non-leaf"
|
|
// BKEY-SAME: "sign-return-address-key"="b_key"
|
|
// BKEY: !"branch-target-enforcement", i32 0
|
|
// BKEY: !"sign-return-address", i32 1
|
|
// BKEY: !"sign-return-address-all", i32 0
|
|
// BKEY: !"sign-return-address-with-bkey", i32 1
|
|
|
|
// NONE-NOT: branch-target-enforcement
|
|
// NONE-NOT: sign-return-address
|
|
// NONE-NOT: sign-return-address-all
|
|
// NONE-NOT: sign-return-address-with-bkey
|