auto merge of #12411 : Arcterus/rust/time, r=alexcrichton

More work towards finishing #8784.

AUTHORS.txt

@@ -7,6 +7,7 @@ Adrien Tétar <adri-from-59@hotmail.fr>
 Alan Andrade <alan.andradec@gmail.com>
 Aleksander Balicki <balicki.aleksander@gmail.com>
 Alex Crichton <alex@alexcrichton.com>
+Alex Lyon <arcterus@mail.com>
 Alex Rønne Petersen <alex@lycus.org>
 Alexander Stavonin <a.stavonin@gmail.com>
 Alexandros Tasos <sdi1100085@di.uoa.gr>

mk/crates.mk

@@ -50,21 +50,21 @@
 ################################################################################
 
 TARGET_CRATES := std extra green rustuv native flate arena glob term semver \
-                 uuid serialize sync getopts collections num test
+                 uuid serialize sync getopts collections num test time
 HOST_CRATES := syntax rustc rustdoc fourcc
 CRATES := $(TARGET_CRATES) $(HOST_CRATES)
 TOOLS := compiletest rustdoc rustc
 
 DEPS_std := native:rustrt native:compiler-rt
-DEPS_extra := std term sync serialize getopts collections
+DEPS_extra := std term sync serialize getopts collections time
 DEPS_green := std native:context_switch
 DEPS_rustuv := std native:uv native:uv_support
 DEPS_native := std
 DEPS_syntax := std term serialize collections
 DEPS_rustc := syntax native:rustllvm flate arena serialize sync getopts \
-              collections extra
+              collections time extra
 DEPS_rustdoc := rustc native:sundown serialize sync getopts collections \
-                test
+                test time
 DEPS_flate := std native:miniz
 DEPS_arena := std collections
 DEPS_glob := std
@@ -78,6 +78,7 @@ DEPS_collections := std serialize
 DEPS_fourcc := syntax std
 DEPS_num := std extra
 DEPS_test := std extra collections getopts serialize term
+DEPS_time := std serialize
 
 TOOL_DEPS_compiletest := test green rustuv getopts
 TOOL_DEPS_rustdoc := rustdoc green rustuv

src/doc/rust.md

@@ -875,14 +875,14 @@ An example of what will and will not work for `use` items:
 
 ~~~~
 # #[allow(unused_imports)];
-use foo::extra;          // good: foo is at the root of the crate
+use foo::extra::json;    // good: foo is at the root of the crate
 use foo::baz::foobaz;    // good: foo is at the root of the crate
 
 mod foo {
     extern crate extra;
 
-    use foo::extra::time;  // good: foo is at crate root
-//  use extra::*;          // bad:  extra is not at the crate root
+    use foo::extra::json;  // good: foo is at crate root
+//  use extra::json::*;    // bad:  extra is not at the crate root
     use self::baz::foobaz; // good: self refers to module 'foo'
     use foo::bar::foobar;  // good: foo is at crate root
 

src/libextra/lib.rs

@@ -37,13 +37,13 @@ Rust extras are part of the standard Rust distribution.
 extern crate sync;
 extern crate serialize;
 extern crate collections;
+extern crate time;
 
 // Utility modules
 pub mod c_vec;
 pub mod url;
 pub mod json;
 pub mod tempfile;
-pub mod time;
 pub mod workcache;
 pub mod stats;
 

src/librustc/lib.rs

@@ -39,6 +39,7 @@ extern crate serialize;
 extern crate sync;
 extern crate getopts;
 extern crate collections;
+extern crate time;
 
 use back::link;
 use driver::session;

src/librustc/metadata/loader.rs

@@ -32,7 +32,9 @@ use std::io;
 use std::os::consts::{macos, freebsd, linux, android, win32};
 use std::str;
 use std::vec;
+
 use flate;
+use time;
 
 pub enum Os {
     OsMacos,
@@ -361,7 +363,6 @@ impl ArchiveMetadata {
 
 // Just a small wrapper to time how long reading metadata takes.
 fn get_metadata_section(os: Os, filename: &Path) -> Option<MetadataBlob> {
-    use extra::time;
     let start = time::precise_time_ns();
     let ret = get_metadata_section_imp(os, filename);
     info!("reading {} => {}ms", filename.filename_display(),

src/librustc/middle/trans/base.rs

@@ -72,7 +72,6 @@ use util::ppaux::{Repr, ty_to_str};
 use util::sha2::Sha256;
 
 use arena::TypedArena;
-use extra::time;
 use std::c_str::ToCStr;
 use std::cell::{Cell, RefCell};
 use std::hashmap::HashMap;
@@ -90,6 +89,8 @@ use syntax::visit::Visitor;
 use syntax::visit;
 use syntax::{ast, ast_util, ast_map};
 
+use time;
+
 pub use middle::trans::context::task_llcx;
 
 local_data_key!(task_local_insn_key: ~[&'static str])

src/librustc/util/common.rs

@@ -16,7 +16,8 @@ use syntax::visit;
 use syntax::visit::Visitor;
 
 use std::local_data;
-use extra::time;
+
+use time;
 
 pub fn time<T, U>(do_it: bool, what: &str, u: U, f: |U| -> T) -> T {
     local_data_key!(depth: uint);

src/librustdoc/lib.rs

@@ -24,6 +24,7 @@ extern crate sync;
 extern crate getopts;
 extern crate collections;
 extern crate testing = "test";
+extern crate time;
 
 use std::local_data;
 use std::io;
@@ -31,7 +32,6 @@ use std::io::{File, MemWriter};
 use std::str;
 use extra::json;
 use serialize::{Decodable, Encodable};
-use extra::time;
 
 pub mod clean;
 pub mod core;

src/libtest/lib.rs

@@ -26,13 +26,14 @@ extern crate extra;
 extern crate getopts;
 extern crate serialize;
 extern crate term;
+extern crate time;
 
 use collections::TreeMap;
 use extra::json::ToJson;
 use extra::json;
 use extra::stats::Stats;
 use extra::stats;
-use extra::time::precise_time_ns;
+use time::precise_time_ns;
 use getopts::{OptGroup, optflag, optopt};
 use serialize::Decodable;
 use term::Terminal;

src/libtime/lib.rs

@@ -8,8 +8,15 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#[crate_id = "time#0.10-pre"];
+#[crate_type = "rlib"];
+#[crate_type = "dylib"];
+#[license = "MIT/ASL2"];
+
 #[allow(missing_doc)];
 
+extern crate serialize;
+
 use std::io::BufReader;
 use std::libc;
 use std::num;
@@ -1035,7 +1042,8 @@ pub fn strftime(format: &str, tm: &Tm) -> ~str {
 
 #[cfg(test)]
 mod tests {
-    use super::*;
+    use super::{Timespec, get_time, precise_time_ns, precise_time_s, tzset,
+                at_utc, at, strptime};
 
     use std::f64;
     use std::result::{Err, Ok};

src/llvm

@@ -1 +1 @@
-Subproject commit b015ecddd3129490fa26e5278a1acee79f2ee5ef
+Subproject commit f5f1ffea207b6b380127ff34f14015ae005d1413

src/test/bench/core-map.rs

@@ -8,10 +8,9 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-extern crate extra;
 extern crate collections;
+extern crate time;
 
-use extra::time;
 use collections::TreeMap;
 use std::hashmap::{HashMap, HashSet};
 use std::os;

src/test/bench/core-set.rs

@@ -10,8 +10,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-extern crate extra;
 extern crate collections;
+extern crate time;
 
 use collections::bitv::BitvSet;
 use collections::TreeSet;
@@ -31,9 +31,9 @@ struct Results {
 }
 
 fn timed(result: &mut f64, op: ||) {
-    let start = extra::time::precise_time_s();
+    let start = time::precise_time_s();
     op();
-    let end = extra::time::precise_time_s();
+    let end = time::precise_time_s();
     *result = (end - start);
 }
 
@@ -191,13 +191,13 @@ fn main() {
             let s: TreeSet<~str> = TreeSet::new();
             s
         });
-        write_results("extra::treemap::TreeSet", &results);
+        write_results("collections::TreeSet", &results);
     }
 
     {
         let mut rng: rand::IsaacRng = rand::SeedableRng::from_seed(seed);
         let mut results = empty_results();
         results.bench_int(&mut rng, num_keys, max, || BitvSet::new());
-        write_results("extra::bitv::BitvSet", &results);
+        write_results("collections::bitv::BitvSet", &results);
     }
 }

src/test/bench/core-std.rs

@@ -12,9 +12,9 @@
 
 #[feature(macro_rules)];
 
-extern crate extra;
+extern crate time;
 
-use extra::time::precise_time_s;
+use time::precise_time_s;
 use std::mem::swap;
 use std::os;
 use std::rand::Rng;

src/test/bench/msgsend-pipes-shared.rs

@@ -18,7 +18,7 @@
 // different scalability characteristics compared to the select
 // version.
 
-extern crate extra;
+extern crate time;
 
 use std::comm;
 use std::os;
@@ -58,7 +58,7 @@ fn run(args: &[~str]) {
     let size = from_str::<uint>(args[1]).unwrap();
     let workers = from_str::<uint>(args[2]).unwrap();
     let num_bytes = 100;
-    let start = extra::time::precise_time_s();
+    let start = time::precise_time_s();
     let mut worker_results = ~[];
     for _ in range(0u, workers) {
         let to_child = to_child.clone();
@@ -84,7 +84,7 @@ fn run(args: &[~str]) {
     to_child.send(stop);
     move_out(to_child);
     let result = from_child.recv();
-    let end = extra::time::precise_time_s();
+    let end = time::precise_time_s();
     let elapsed = end - start;
     print!("Count is {:?}\n", result);
     print!("Test took {:?} seconds\n", elapsed);

src/test/bench/msgsend-pipes.rs

@@ -14,7 +14,7 @@
 //
 // I *think* it's the same, more or less.
 
-extern crate extra;
+extern crate time;
 
 use std::os;
 use std::task;
@@ -52,7 +52,7 @@ fn run(args: &[~str]) {
     let size = from_str::<uint>(args[1]).unwrap();
     let workers = from_str::<uint>(args[2]).unwrap();
     let num_bytes = 100;
-    let start = extra::time::precise_time_s();
+    let start = time::precise_time_s();
     let mut worker_results = ~[];
     let from_parent = if workers == 1 {
         let (from_parent, to_child) = Chan::new();
@@ -94,7 +94,7 @@ fn run(args: &[~str]) {
     //to_child.send(stop);
     //move_out(to_child);
     let result = from_child.recv();
-    let end = extra::time::precise_time_s();
+    let end = time::precise_time_s();
     let elapsed = end - start;
     print!("Count is {:?}\n", result);
     print!("Test took {:?} seconds\n", elapsed);

src/test/bench/msgsend-ring-mutex-arcs.rs

@@ -15,13 +15,12 @@
 
 // This also serves as a pipes test, because Arcs are implemented with pipes.
 
-extern crate extra;
 extern crate sync;
+extern crate time;
 
 use sync::Arc;
 use sync::MutexArc;
 use sync::Future;
-use extra::time;
 use std::os;
 use std::uint;
 

src/test/bench/msgsend-ring-rw-arcs.rs

@@ -15,12 +15,11 @@
 
 // This also serves as a pipes test, because Arcs are implemented with pipes.
 
-extern crate extra;
 extern crate sync;
+extern crate time;
 
 use sync::RWArc;
 use sync::Future;
-use extra::time;
 use std::os;
 use std::uint;
 

src/test/bench/shootout-pfib.rs

@@ -18,10 +18,9 @@
 
 */
 
-extern crate extra;
 extern crate getopts;
+extern crate time;
 
-use extra::time;
 use std::os;
 use std::result::{Ok, Err};
 use std::task;

src/test/bench/std-smallintmap.rs

@@ -10,8 +10,8 @@
 
 // Microbenchmark for the smallintmap library
 
-extern crate extra;
 extern crate collections;
+extern crate time;
 
 use collections::SmallIntMap;
 use std::os;
@@ -46,11 +46,11 @@ fn main() {
 
     for _ in range(0u, rep) {
         let mut map = SmallIntMap::new();
-        let start = extra::time::precise_time_s();
+        let start = time::precise_time_s();
         append_sequential(0u, max, &mut map);
-        let mid = extra::time::precise_time_s();
+        let mid = time::precise_time_s();
         check_sequential(0u, max, &map);
-        let end = extra::time::precise_time_s();
+        let end = time::precise_time_s();
 
         checkf += (end - mid) as f64;
         appendf += (mid - start) as f64;

src/test/bench/task-perf-alloc-unwind.rs

@@ -10,11 +10,11 @@
 
 #[feature(managed_boxes)];
 
-extern crate extra;
 extern crate collections;
+extern crate time;
 
 use collections::list::{List, Cons, Nil};
-use extra::time::precise_time_s;
+use time::precise_time_s;
 use std::os;
 use std::task;
 

src/test/run-pass/auto-encode.rs

@@ -14,6 +14,7 @@
 #[feature(managed_boxes)];
 
 extern crate extra;
+extern crate time;
 
 // These tests used to be separate files, but I wanted to refactor all
 // the common code.
@@ -26,7 +27,6 @@ use std::cmp::Eq;
 use std::cmp;
 use std::io;
 use serialize::{Decodable, Encodable};
-use extra::time;
 
 fn test_ebml<'a, A:
     Eq +