davecheney

diff -r d2213960ade2 src/cmd/5l/asm.c
--- a/src/cmd/5l/asm.c	Sat Jul 14 15:59:52 2012 +0400
+++ b/src/cmd/5l/asm.c	Sun Jul 15 19:45:39 2012 +1000
@@ -33,6 +33,7 @@
 #include	"l.h"
 #include	"../ld/lib.h"
 #include	"../ld/elf.h"
+#include	"../ld/dwarf.h"
 
 static Prog *PP;

davecheney

name                   old time/op    new time/op     delta
BinaryTree17              5.44s ± 2%      3.27s ± 2%   -39.90%  (p=0.000 n=20+19)
Fannkuch11                4.95s ± 2%      2.68s ± 2%   -45.87%  (p=0.000 n=20+20)
FmtFprintfEmpty           142ns ± 2%       49ns ± 3%   -65.39%  (p=0.000 n=20+18)
FmtFprintfFloat           765ns ± 2%      260ns ± 2%   -66.02%  (p=0.000 n=20+20)
FmtFprintfInt             341ns ± 2%       95ns ± 2%   -72.08%  (p=0.000 n=19+20)
FmtFprintfIntInt          554ns ± 2%      150ns ± 1%   -72.95%  (p=0.000 n=20+19)
FmtFprintfPrefixedInt     497ns ± 3%      178ns ± 3%   -64.12%  (p=0.000 n=20+20)
FmtFprintfString          466ns ± 2%       86ns ± 3%   -81.54%  (p=0.000 n=20+20)
FmtManyArgs              2.23µs ± 2%     0.59µs ± 1%   -73.46%  (p=0.000 n=20+17)

davecheney

package bm

import (
	"testing"
)

var mb = map[string]bool{
	"alpha":   true,
	"beta":    true,
	"gamma":   true,

davecheney

diff --git a/src/errors/errors.go b/src/errors/errors.go
index b8a4692..ba1e239 100644
--- a/src/errors/errors.go
+++ b/src/errors/errors.go
@@ -10,6 +10,10 @@ func New(text string) error {
        return &errorString{text}
 }
 
+type Error string
+

davecheney

davecheney

// junkterm is a quick and dirty serial terminal.
package main

import (
        "io"
        "log"
        "os"

        "github.com/pkg/term"
        "github.com/spf13/cobra"

davecheney

odessa(~/src/github.com/pkg/mach) % cat sys_darwin_amd64.s 
// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//
// System calls and other sys.stuff for AMD64, Darwin
// See http://fxr.watson.org/fxr/source/bsd/kern/syscalls.c?v=xnu-1228
// or /usr/include/sys/syscall.h (on a Mac) for system call numbers.
//

davecheney

name                     old time/op    new time/op    delta
BinaryTree17-8              2.36s ± 9%     2.42s ± 2%    ~     (p=0.053 n=10+9)
Fannkuch11-8                2.36s ± 1%     2.15s ± 2%  -8.70%  (p=0.000 n=10+10)
FmtFprintfEmpty-8          33.1ns ± 3%    34.1ns ± 5%    ~     (p=0.234 n=9+10)
FmtFprintfString-8         56.4ns ± 2%    58.8ns ± 2%  +4.37%  (p=0.000 n=10+9)
FmtFprintfInt-8            62.0ns ± 3%    65.1ns ± 3%  +5.10%  (p=0.000 n=10+10)
FmtFprintfIntInt-8         98.5ns ± 2%   101.2ns ± 2%  +2.72%  (p=0.000 n=10+8)
FmtFprintfPrefixedInt-8     105ns ± 3%     108ns ± 4%  +2.85%  (p=0.001 n=10+10)
FmtFprintfFloat-8           165ns ± 1%     164ns ± 1%    ~     (p=0.384 n=8+10)
FmtManyArgs-8               415ns ± 1%     412ns ± 2%    ~     (p=0.148 n=9+10)

davecheney

package main

import (
	"fmt"
	"sync"
	"unsafe"
)

func main() {
	var wg sync.WaitGroup

davecheney

package main

import (
        "github.com/howeyc/fsnotify"
        "log"
)

func main() {
        watcher, err := fsnotify.NewWatcher()
        if err != nil {