yum-mirror/slang

Making it easier to work with shaders

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

Yong HeImprove performance when compiling small shaders. (#6396)51ad07d1f

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1//TEST:SIMPLE(filecheck=CHK):-target hlsl -stage compute -entry computeMain
2//TEST:SIMPLE(filecheck=HLSL):-target hlsl -stage compute -entry computeMain
3//TEST:SIMPLE(filecheck=GLSL):-target glsl -stage compute -entry computeMain
4//TEST:SIMPLE(filecheck=SPV):-target spirv -stage compute -entry computeMain
5
6// TODO: requires changes in parser
7//static_assert(true, "PASS_global");
8//static_assert(false, "FAIL_global");
9
10__generic<T:IArithmetic>
11void TEST_specialize()
12{
13    static_assert(true,   "TEST_specialize true");
14    static_assert(T is float, "TEST_specialize T_is_float");
15    static_assert(T is int,   "TEST_specialize T_is_int");
16}
17
18void TEST_target_switch()
19{
20    static_assert(false, "TEST_target_switch all");
21    __target_switch
22    {
23    case hlsl:
24        static_assert(false, "TEST_target_switch hlsl");
25        return;
26    case glsl:
27        static_assert(false, "TEST_target_switch glsl");
28        return;
29    default:
30        static_assert(false, "TEST_target_switch default");
31        return;
32    }
33}
34
35__generic<T:IArithmetic>
36struct MyType
37{
38    // TODO: requires changes in parser
39    //static_assert(true, "PASS_struct");
40    //static_assert(false, "FAIL_struct");
41
42    __init()
43    {
44        static_assert(true, "MyType init true");
45        static_assert(false, "MyType init false");
46    }
47};
48
49__generic<T:IFloat>
50extension MyType<T>
51{
52};
53
54[numthreads(1,1,1)]
55void computeMain(int3 dispatchThreadID: SV_DispatchThreadID)
56{
57    // CHK-DAG: error {{.*}} TEST_specialize T_is_int
58    // CHK-DAG:{{.*}} TEST_specialize<float>
59    TEST_specialize<float>();
60
61    // CHK-DAG: error {{.*}} TEST_specialize T_is_float
62    // CHK-DAG:{{.*}} TEST_specialize<int>
63    TEST_specialize<int>();
64
65    //HLSL: error {{.*}} TEST_target_switch all
66    //HLSL: error {{.*}} TEST_target_switch hlsl
67    //HLSL-NOT: error {{.*}} TEST_target_switch glsl
68    //HLSL-NOT: error {{.*}} TEST_target_switch default
69    //
70    //GLSL: error {{.*}} TEST_target_switch all
71    //GLSL-NOT: error {{.*}} TEST_target_switch hlsl
72    //GLSL: error {{.*}} TEST_target_switch glsl
73    //GLSL-NOT: error {{.*}} TEST_target_switch default
74    //
75    //SPV: error {{.*}} TEST_target_switch all
76    //SPV-NOT: error {{.*}} TEST_target_switch hlsl
77    //SPV-NOT: error {{.*}} TEST_target_switch glsl
78    //SPV: error {{.*}} TEST_target_switch default
79    //
80    TEST_target_switch();
81
82    //CHK-NOT: error {{.*}} MyType init true
83    //CHK: error {{.*}} MyType init false
84    MyType<float> obj;
85
86    //CHK: ([[#@LINE+1]]): error
87    static_assert(dispatchThreadID.x == 0, "not constant");
88}
89