yum-mirror/glslang

git clone https://git.yummers.dev/yum-mirror/glslang

John KessenichAdded constant folding for relational (e.g. lessThan) built-ins, relational built-ins for uints, and bitwise ops for mixed scalars and vectors.77d908af

main
branchesmainall refs →
1.5 KiB135 linesraw
1#version 300 es
2
3uniform block {
4    mediump float f;
5} instanceName;
6
7struct S {
8    int i;
9} s;
10
11float a[5];
12
13void main()
14{
15    bool b;
16    float f;
17    int i;
18    uint u;
19    bvec3 b3;
20    vec3 v3;
21    ivec3 iv3;
22    uvec3 uv3;
23    vec4 v4;
24    ivec4 iv4;
25    uvec4 uv4;
26    mat2 m2;
27    mat4 m4;
28
29    // These are all errors:
30    instanceName + instanceName;
31    s + s;
32    i + f;
33    u + f;
34    u + i;
35    iv3 *= iv4;
36    iv4 / uv4;
37    i - v3;
38    iv3 + uv3;
39    a * a;
40    b / b;
41
42    f % f;
43    i % f;
44    f % u;
45    instanceName++;
46    ++s;
47    a--;
48    ++b3;
49
50    iv3 < uv3;
51    m2 > m2;
52    m2 != m4;
53    i >= u;
54    a <= a;
55    b > b;
56
57    b && b3;
58    b3 ^^ b3;
59    b3 || b;
60    i && i;
61    u || u;
62    m2 ^^ m2;
63
64    !u;
65    !i;
66    !m2;
67    !v3;
68    !a;
69
70    ~f;
71    ~m4;
72    ~v3;
73    ~a;
74    ~instanceName;
75
76    i << iv3;
77    u << uv3;
78    i >> f;
79    f >> i;
80    m4 >> i;
81    a >> u;
82    iv3 >> iv4;
83
84    i & u;    
85    u &= uv3;
86    i | uv3;
87    u & f;
88    m2 | m2;
89    s ^ s;
90    (f = f) = f;
91
92    // These are all okay:
93    f * v4;
94    u + u;
95    uv4 / u;
96    iv3 -= iv3;
97    
98    i %= 3;
99    uv3 % 4u;
100    --m2;
101    iv4++;
102
103    m4 != m4;
104    m2 == m2;
105    i <= i;
106    a == a;
107    s != s;
108
109    b && b;
110    b || b;
111    b ^^ b;
112
113    !b, uv3;
114
115    ~i;
116    ~u;
117    ~uv3;
118    ~iv3;
119
120    uv3 <<= i;
121    i >> i;
122    u << u;
123    iv3 >> iv3;
124
125    i & i;
126    u | u;
127    iv3 ^ iv3;
128    u & uv3;
129    uv3 | u;
130    uv3 &= u;
131    int arr[0x222 & 0xf];
132    arr[1]; // size 2
133    int arr2[(uvec2(0, 0x2) | 0x1u).y];
134    arr2[2]; // size 3
135}