Mercurial > projects > ldc

annotate test/bitops.d @ 54:28e99b04a132 trunk

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
[svn r58] Fixed cond expression resulting in a non-basic type. Fixed identity expression for dynamic arrays. Revamped the system to keep track of lvalues and rvalues and their relations. Typedef declaration now generate the custom typeinfo. Other bugfixes.
author lindquist
date Wed, 24 Oct 2007 01:37:34 +0200
parents c53b6e3fe49a
children fd32135dca3e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
1 void main()
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
2 {
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
3 printf("Bitwise operations test\n");
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
4 { ushort a = 0xFFF0;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
5 ushort b = 0x0FFF;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
6 assert((a&b) == 0x0FF0);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
7 assert((a|b) == 0xFFFF);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
8 assert((a^b) == 0xF00F);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
9 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
10 { ubyte a = 0xFF;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
11 ulong b = 0xFFFF_FFFF_FFFF_FFF0;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
12 assert((a&b) == 0xF0);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
13 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
14 { ushort s = 0xFF;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
15 assert((s<<1) == s*2);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
16 assert((s>>>1) == s/2);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
17 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
18 { int s = -10;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
19 assert((s>>1) == -5);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
20 assert((s>>>1) != -5);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
21 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
22
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
23 { ushort a = 0xFFF0;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
24 ushort b = 0x0FFF;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
25 auto t = a;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
26 t &= b;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
27 assert(t == 0x0FF0);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
28 t = a;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
29 t |= b;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
30 assert(t == 0xFFFF);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
31 t = a;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
32 t ^= b;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
33 assert(t == 0xF00F);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
34 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
35 { ubyte a = 0xFF;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
36 ulong b = 0xFFFF_FFFF_FFFF_FFF0;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
37 a &= b;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
38 assert(a == 0xF0);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
39 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
40 { ushort s = 0xFF;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
41 auto t = s;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
42 t <<= 1;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
43 assert(t == (s*2));
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
44 t = s;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
45 t >>>= 1;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
46 assert(t == s/2);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
47 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
48 { int s = -10;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
49 auto t = s;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
50 t >>= 1;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
51 assert(t == -5);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
52 t = s;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
53 t >>>= 1;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
54 assert(t != -5);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
55 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
56 { struct S
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
57 {
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
58 uint i;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
59 ulong l;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
60 };
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
61 S s = S(1,4);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
62 auto a = s.i | s.l;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
63 assert(a == 5);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
64 s.i = 0xFFFF_00FF;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
65 s.l = 0xFFFF_FFFF_0000_FF00;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
66 s.l ^= s.i;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
67 assert(s.l == ulong.max);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
68 s.i = 0x__FFFF_FF00;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
69 s.l = 0xFF00FF_FF00;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
70 s.i &= s.l;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
71 assert(s.i == 0x00FF_FF00);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
72 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
73
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
74 printf(" SUCCESS\n");
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
75 }