Add plt entries to perf jit map

2020-11-12 18:58:28 +01:00
parent bf9e5d9448
commit cdbbcf7e13
1 changed files with 5 additions and 0 deletions
--- a/cranelift/simplejit/src/backend.rs
+++ b/cranelift/simplejit/src/backend.rs
@@ -435,6 +435,11 @@ impl<'simple_jit_backend> Module for SimpleJITModule {
                .allocate(std::mem::size_of::<[u8; 16]>(), EXECUTABLE_DATA_ALIGNMENT)
                .unwrap()
                .cast::<[u8; 16]>();
+            self.record_function_for_perf(
+                plt_entry as *mut _,
+                std::mem::size_of::<[u8; 16]>(),
+                &format!("{}@plt", name),
+            );
            self.function_plt_entries[id] = Some(NonNull::new(plt_entry).unwrap());
            unsafe {
                Self::write_plt_entry_bytes(plt_entry, got_entry);