rust/tests/assembly/x86_64-fortanix-unknown-sgx-lvi-generic-load.rs

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2020-03-19 09:47:50 -05:00
// Test LVI load hardening on SGX enclave code
// assembly-output: emit-asm
// compile-flags: --crate-type staticlib
// only-x86_64-fortanix-unknown-sgx
#[no_mangle]
pub extern fn plus_one(r: &mut u64) {
*r = *r + 1;
}
// CHECK: plus_one
// CHECK: lfence
// CHECK-NEXT: addq
// CHECK: popq [[REGISTER:%[a-z]+]]
// CHECK-NEXT: lfence
// CHECK-NEXT: jmpq *[[REGISTER]]