Gecko [ 167.86.127.34 ]

Name	Size	Permission
array.go	2.27 KB	-rw-r--r--
chan.go	4.67 KB	-rw-r--r--
chan1.go	879 B	-rw-r--r--
complit.go	4.27 KB	-rw-r--r--
convert.go	14.94 KB	-rw-r--r--
cplx0.go	455 B	-rw-r--r--
cplx0.out	128 B	-rw-r--r--
cplx1.go	1.43 KB	-rw-r--r--
cplx2.go	1.9 KB	-rw-r--r--
cplx3.go	888 B	-rw-r--r--
cplx4.go	1.05 KB	-rw-r--r--
cplx5.go	1.13 KB	-rw-r--r--
divconst.go	9.23 KB	-rw-r--r--
divmod.go	5.13 KB	-rw-r--r--
embed.go	4.27 KB	-rw-r--r--
for.go	308 B	-rw-r--r--
interbasic.go	2.18 KB	-rw-r--r--
interfun.go	872 B	-rw-r--r--
intervar.go	1010 B	-rw-r--r--
label.go	439 B	-rw-r--r--
litfun.go	410 B	-rw-r--r--
mfunc.go	386 B	-rw-r--r--
modconst.go	9.24 KB	-rw-r--r--
ptrfun.go	617 B	-rw-r--r--
ptrvar.go	772 B	-rw-r--r--
range.go	1.71 KB	-rw-r--r--
rob1.go	1.05 KB	-rw-r--r--
rob2.go	4.3 KB	-rw-r--r--
robfor.go	881 B	-rw-r--r--
robfunc.go	1.4 KB	-rw-r--r--
shift.go	2.26 KB	-rw-r--r--
simparray.go	730 B	-rw-r--r--
simpbool.go	1.77 KB	-rw-r--r--
simpconv.go	490 B	-rw-r--r--
simpfun.go	380 B	-rw-r--r--
simpswitch.go	487 B	-rw-r--r--
simpvar.go	348 B	-rw-r--r--
slicearray.go	2.75 KB	-rw-r--r--
sliceslice.go	2.7 KB	-rw-r--r--
string.go	1.79 KB	-rw-r--r--
string.out	49 B	-rw-r--r--
strvar.go	1.11 KB	-rw-r--r--

Code Editor : shift.go

// run

// 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.

// Test shift.

package main

var	ians	[18]int;
var	uans	[18]uint;
var	pass	string;

func
testi(i int, t1,t2,t3 int) {
	n := ((t1*3) + t2)*2 + t3;
	if i != ians[n] {
		print("itest ", t1,t2,t3,pass,
			" is ", i, " sb ", ians[n], "\n");
	}
}

func
index(t1,t2,t3 int) int {
	return ((t1*3) + t2)*2 + t3;
}

func
testu(u uint, t1,t2,t3 int) {
	n := index(t1,t2,t3);
	if u != uans[n] {
		print("utest ", t1,t2,t3,pass,
			" is ", u, " sb ", uans[n], "\n");
	}
}

func
main() {
	var i int;
	var u,c uint;

/*
	 * test constant evaluations
	 */
	pass = "con";	// constant part

testi( int(1234) <<    0, 0,0,0);
	testi( int(1234) >>    0, 0,0,1);
	testi( int(1234) <<    5, 0,1,0);
	testi( int(1234) >>    5, 0,1,1);

testi(int(-1234) <<    0, 1,0,0);
	testi(int(-1234) >>    0, 1,0,1);
	testi(int(-1234) <<    5, 1,1,0);
	testi(int(-1234) >>    5, 1,1,1);

testu(uint(5678) <<    0, 2,0,0);
	testu(uint(5678) >>    0, 2,0,1);
	testu(uint(5678) <<    5, 2,1,0);
	testu(uint(5678) >>    5, 2,1,1);

/*
	 * test variable evaluations
	 */
	pass = "var";	// variable part

for t1:=0; t1<3; t1++ {	// +int, -int, uint
	for t2:=0; t2<3; t2++ {	// 0, +small, +large
	for t3:=0; t3<2; t3++ {	// <<, >>
		switch t1 {
		case 0:	i =  1234;
		case 1:	i = -1234;
		case 2:	u =  5678;
		}
		switch t2 {
		case 0:	c =    0;
		case 1:	c =    5;
		case 2:	c = 1025;
		}
		switch t3 {
		case 0:	i <<= c; u <<= c;
		case 1:	i >>= c; u >>= c;
		}
		switch t1 {
		case 0:	testi(i,t1,t2,t3);
		case 1:	testi(i,t1,t2,t3);
		case 2:	testu(u,t1,t2,t3);
		}
	}
	}
	}
}

func
init() {
	/*
	 * set the 'correct' answer
	 */

ians[index(0,0,0)] =   1234;
	ians[index(0,0,1)] =   1234;
	ians[index(0,1,0)] =  39488;
	ians[index(0,1,1)] =     38;
	ians[index(0,2,0)] =      0;
	ians[index(0,2,1)] =      0;

ians[index(1,0,0)] =  -1234;
	ians[index(1,0,1)] =  -1234;
	ians[index(1,1,0)] = -39488;
	ians[index(1,1,1)] =    -39;
	ians[index(1,2,0)] =      0;
	ians[index(1,2,1)] =     -1;

uans[index(2,0,0)] =   5678;
	uans[index(2,0,1)] =   5678;
	uans[index(2,1,0)] = 181696;
	uans[index(2,1,1)] =    177;
	uans[index(2,2,0)] =      0;
	uans[index(2,2,1)] =      0;
}

${this.title}

Code Editor : shift.go