2 files changed, 6 insertions, 0 deletions
diff --git a/src/librustc_codegen_llvm/base.rs b/src/librustc_codegen_llvm/base.rs
index 8278b443a4c..34cd3998f83 100644
--- a/src/librustc_codegen_llvm/base.rs
+++ b/src/librustc_codegen_llvm/base.rs
@@ -45,6 +45,7 @@ use rustc::dep_graph::{DepNode, DepConstructor};
 use rustc::middle::cstore::{self, LinkMeta, LinkagePreference};
 use rustc::middle::exported_symbols;
 use rustc::util::common::{time, print_time_passes_entry};
+use rustc::util::profiling::ProfileCategory;
 use rustc::session::config::{self, NoDebugInfo};
 use rustc::session::Session;
 use rustc_incremental;
@@ -741,11 +742,13 @@ pub fn codegen_crate<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>,
     let link_meta = link::build_link_meta(crate_hash);
 
     // Codegen the metadata.
+    tcx.sess.profiler(|p| p.start_activity(ProfileCategory::Codegen));
     let llmod_id = "metadata";
     let metadata_llvm_module = ModuleLlvm::new(tcx.sess, llmod_id);
     let metadata = time(tcx.sess, "write metadata", || {
         write_metadata(tcx, &metadata_llvm_module, &link_meta)
     });
+    tcx.sess.profiler(|p| p.end_activity(ProfileCategory::Codegen));
 
     let metadata_module = ModuleCodegen {
         name: link::METADATA_MODULE_NAME.to_string(),
diff --git a/src/librustc_codegen_llvm/lib.rs b/src/librustc_codegen_llvm/lib.rs
index 724a2e3e65f..c01ef37d1b8 100644
--- a/src/librustc_codegen_llvm/lib.rs
+++ b/src/librustc_codegen_llvm/lib.rs
@@ -84,6 +84,7 @@ use rustc::session::config::{OutputFilenames, OutputType, PrintRequest};
 use rustc::ty::{self, TyCtxt};
 use rustc::util::time_graph;
 use rustc::util::nodemap::{FxHashSet, FxHashMap};
+use rustc::util::profiling::ProfileCategory;
 use rustc_mir::monomorphize;
 use rustc_codegen_utils::codegen_backend::CodegenBackend;
 
@@ -240,10 +241,12 @@ impl CodegenBackend for LlvmCodegenBackend {
 
         // Run the linker on any artifacts that resulted from the LLVM run.
         // This should produce either a finished executable or library.
+        sess.profiler(|p| p.start_activity(ProfileCategory::Linking));
         time(sess, "linking", || {
             back::link::link_binary(sess, &ongoing_codegen,
                                     outputs, &ongoing_codegen.crate_name.as_str());
         });
+        sess.profiler(|p| p.end_activity(ProfileCategory::Linking));
 
         // Now that we won't touch anything in the incremental compilation directory
         // any more, we can finalize it (which involves renaming it)