Mercurial > projects > ldc

comparison tango/lib/compiler/llvmdc/typeinfo/ti_Aint.d @ 132:1700239cab2e trunk

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
[svn r136] MAJOR UNSTABLE UPDATE!!! Initial commit after moving to Tango instead of Phobos. Lots of bugfixes... This build is not suitable for most things.
author lindquist
date Fri, 11 Jan 2008 17:57:40 +0100
parents
children 7816aafeea3c
comparison
equal deleted inserted replaced
131:5825d48b27d1 132:1700239cab2e
1
2 module typeinfo.ti_Aint;
3
4 private import tango.stdc.string;
5
6 // int[]
7
8 class TypeInfo_Ai : TypeInfo
9 {
10 char[] toString() { return "int[]"; }
11
12 hash_t getHash(void *p)
13 { int[] s = *cast(int[]*)p;
14 auto len = s.length;
15 auto str = s.ptr;
16 hash_t hash = 0;
17
18 while (len)
19 {
20 hash *= 9;
21 hash += *cast(uint *)str;
22 str++;
23 len--;
24 }
25
26 return hash;
27 }
28
29 int equals(void *p1, void *p2)
30 {
31 int[] s1 = *cast(int[]*)p1;
32 int[] s2 = *cast(int[]*)p2;
33
34 return s1.length == s2.length &&
35 memcmp(cast(void *)s1, cast(void *)s2, s1.length * int.sizeof) == 0;
36 }
37
38 int compare(void *p1, void *p2)
39 {
40 int[] s1 = *cast(int[]*)p1;
41 int[] s2 = *cast(int[]*)p2;
42 size_t len = s1.length;
43
44 if (s2.length < len)
45 len = s2.length;
46 for (size_t u = 0; u < len; u++)
47 {
48 int result = s1[u] - s2[u];
49 if (result)
50 return result;
51 }
52 if (s1.length < s2.length)
53 return -1;
54 else if (s1.length > s2.length)
55 return 1;
56 return 0;
57 }
58
59 size_t tsize()
60 {
61 return (int[]).sizeof;
62 }
63
64 uint flags()
65 {
66 return 1;
67 }
68
69 TypeInfo next()
70 {
71 return typeid(int);
72 }
73 }
74
75 // uint[]
76
77 class TypeInfo_Ak : TypeInfo_Ai
78 {
79 char[] toString() { return "uint[]"; }
80
81 int compare(void *p1, void *p2)
82 {
83 uint[] s1 = *cast(uint[]*)p1;
84 uint[] s2 = *cast(uint[]*)p2;
85 size_t len = s1.length;
86
87 if (s2.length < len)
88 len = s2.length;
89 for (size_t u = 0; u < len; u++)
90 {
91 int result = s1[u] - s2[u];
92 if (result)
93 return result;
94 }
95 if (s1.length < s2.length)
96 return -1;
97 else if (s1.length > s2.length)
98 return 1;
99 return 0;
100 }
101
102 TypeInfo next()
103 {
104 return typeid(uint);
105 }
106 }
107
108 // dchar[]
109
110 class TypeInfo_Aw : TypeInfo_Ak
111 {
112 char[] toString() { return "dchar[]"; }
113
114 TypeInfo next()
115 {
116 return typeid(dchar);
117 }
118 }
119