bjoernager/rust
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Basic profiling

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This commit is contained in:
Wesley Wiser 2018-05-19 13:50:58 -04:00
parent 40cb4478a3
commit 45482c6f99
11 changed files with 259 additions and 1 deletions
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3
src/librustc_codegen_llvm/base.rs
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@ -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(),