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Rollup merge of #58365 - Zoxc:task-status, r=michaelwoerister

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Add an option to print the status of incremental tasks / dep nodes after running them

r? @michaelwoerister
This commit is contained in:
Mazdak Farrokhzad 2019-02-14 08:24:13 +01:00 • committed by GitHub
commit 0431857770
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2 changed files with 17 additions and 0 deletions
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15
src/librustc/dep_graph/graph.rs
View file

@ -292,17 +292,28 @@ impl DepGraph {
task_deps.map(|lock| lock.into_inner()), task_deps.map(|lock| lock.into_inner()),
); );
let print_status = cfg!(debug_assertions) && hcx.sess().opts.debugging_opts.dep_tasks;
// Determine the color of the new DepNode. // Determine the color of the new DepNode.
if let Some(prev_index) = data.previous.node_to_index_opt(&key) { if let Some(prev_index) = data.previous.node_to_index_opt(&key) {
let prev_fingerprint = data.previous.fingerprint_by_index(prev_index); let prev_fingerprint = data.previous.fingerprint_by_index(prev_index);
let color = if let Some(current_fingerprint) = current_fingerprint { let color = if let Some(current_fingerprint) = current_fingerprint {
if current_fingerprint == prev_fingerprint { if current_fingerprint == prev_fingerprint {
if print_status {
eprintln!("[task::green] {:?}", key);
}
DepNodeColor::Green(dep_node_index) DepNodeColor::Green(dep_node_index)
} else { } else {
if print_status {
eprintln!("[task::red] {:?}", key);
}
DepNodeColor::Red DepNodeColor::Red
} }
} else { } else {
if print_status {
eprintln!("[task::unknown] {:?}", key);
}
// Mark the node as Red if we can't hash the result // Mark the node as Red if we can't hash the result
DepNodeColor::Red DepNodeColor::Red
}; };
@ -312,6 +323,10 @@ impl DepGraph {
insertion for {:?}", key); insertion for {:?}", key);
data.colors.insert(prev_index, color); data.colors.insert(prev_index, color);
} else {
if print_status {
eprintln!("[task::new] {:?}", key);
}
} }
(result, dep_node_index) (result, dep_node_index)

2
src/librustc/session/config.rs
View file

@ -1237,6 +1237,8 @@ options! {DebuggingOptions, DebuggingSetter, basic_debugging_options,
"show extended diagnostic help"), "show extended diagnostic help"),
continue_parse_after_error: bool = (false, parse_bool, [TRACKED], continue_parse_after_error: bool = (false, parse_bool, [TRACKED],
"attempt to recover from parse errors (experimental)"), "attempt to recover from parse errors (experimental)"),
dep_tasks: bool = (false, parse_bool, [UNTRACKED],
"print tasks that execute and the color their dep node gets (requires debug build)"),
incremental: Option<String> = (None, parse_opt_string, [UNTRACKED], incremental: Option<String> = (None, parse_opt_string, [UNTRACKED],
"enable incremental compilation (experimental)"), "enable incremental compilation (experimental)"),
incremental_queries: bool = (true, parse_bool, [UNTRACKED], incremental_queries: bool = (true, parse_bool, [UNTRACKED],