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incr: cache dwarf objects in work products

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Cache DWARF objects alongside object files in work products when those
exist so that DWARF object files are available for thorin in packed mode
in incremental scenarios.

Signed-off-by: David Wood <david.wood@huawei.com>
This commit is contained in:
David Wood 2022-07-04 14:38:42 +01:00
parent 44c2558504
commit 69d0c1e9ac
1 changed files with 9 additions and 2 deletions
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11
src/driver/aot.rs
View File

@ -66,7 +66,11 @@ fn emit_module(
let work_product = if backend_config.disable_incr_cache {
None
} else {
rustc_incremental::copy_cgu_workproduct_to_incr_comp_cache_dir(tcx.sess, &name, &tmp_file)
rustc_incremental::copy_cgu_workproduct_to_incr_comp_cache_dir(
tcx.sess,
&name,
&[("o", &tmp_file)],
)
};
ModuleCodegenResult(
@ -82,7 +86,10 @@ fn reuse_workproduct_for_cgu(
) -> CompiledModule {
let work_product = cgu.previous_work_product(tcx);
let obj_out = tcx.output_filenames(()).temp_path(OutputType::Object, Some(cgu.name().as_str()));
let source_file = rustc_incremental::in_incr_comp_dir_sess(&tcx.sess, &work_product.saved_file);
let source_file = rustc_incremental::in_incr_comp_dir_sess(
&tcx.sess,
&work_product.saved_files.get("o").expect("no saved object file in work product"),
);
if let Err(err) = rustc_fs_util::link_or_copy(&source_file, &obj_out) {
tcx.sess.err(&format!(
"unable to copy {} to {}: {}",