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

   1 // Test LVI load hardening on SGX enclave code
   2
   3 // assembly-output: emit-asm
   4 // compile-flags: --crate-type staticlib
   5 // only-x86_64-fortanix-unknown-sgx
   6
   7 #[no_mangle]
   8 pub extern fn plus_one(r: &mut u64) {
   9     *r = *r + 1;
  10 }
  11
  12 // CHECK: plus_one
  13 // CHECK: lfence
  14 // CHECK-NEXT: addq
  15 // CHECK: popq [[REGISTER:%[a-z]+]]
  16 // CHECK-NEXT: lfence
  17 // CHECK-NEXT: jmpq *[[REGISTER]]