yum-mirror/slang

Making it easier to work with shaders

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

Jay KwakUse disassemble API from SPIRV-Tools (#6001)5621ace93

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1// illegal-func-decl.slang
2
3// This test checks that the in/out/inout modifiers in function declarations must
4// be consistent with the function's definition, and slang can diagnose the inconsistency.
5
6//TEST:COMPILE: tests/diagnostics/illegal-func-decl-module.slang -o tests/diagnostics/illegal-func-decl-module.slang-module
7
8//DIAGNOSTIC_TEST:SIMPLE(filecheck=CHECK1): -r tests/diagnostics/illegal-func-decl-module.slang-module -DTEST1 -target spirv -o illegal-func-decl.spv
9//DIAGNOSTIC_TEST:SIMPLE(filecheck=CHECK2): -r tests/diagnostics/illegal-func-decl-module.slang-module -DTEST2 -target spirv -o illegal-func-decl.spv -skip-spirv-validation
10//DIAGNOSTIC_TEST:SIMPLE(filecheck=CHECK3): -r tests/diagnostics/illegal-func-decl-module.slang-module -DTEST3 -target spirv -o illegal-func-decl.spv
11//DIAGNOSTIC_TEST:SIMPLE(filecheck=CHECK4): -r tests/diagnostics/illegal-func-decl-module.slang-module -DTEST4 -target spirv -o illegal-func-decl.spv -skip-spirv-validation
12
13#ifdef TEST1
14// CHECK1: ([[# @LINE+1]]): error 45001: unresolved external symbol 'libraryFunction'.
15extern float libraryFunction(inout float a);    // invalid: 'a' is 'in'
16#endif
17
18#ifdef TEST2
19// CHECK2-NOT: ([[# @LINE+1]]): error 45001: unresolved external symbol 'libraryFunction1'.
20extern float libraryFunction1(inout float b);   // valid
21#endif
22
23#ifdef TEST3
24// CHECK3: ([[# @LINE+1]]): error 45001: unresolved external symbol 'libraryFunction2'.
25extern float libraryFunction2(inout float a, in float b, float c);   // valid: 'c' is 'inout'
26#endif
27
28#ifdef TEST4
29// CHECK4-NOT: ([[# @LINE+1]]): error 45001: unresolved external symbol 'libraryFunction3'.
30export float libraryFunction3(float a);         // valid: 'in' is the default is not specified
31#endif
32
33[shader("compute")]
34[numthreads(1, 1, 1)]
35void main(out float4 col : SV_Target0, bool isFrontHit)
36{
37    float a = 5;
38    float b = 7;
39    float c = 7;
40
41#ifdef TEST1
42    col.x = libraryFunction(a);
43#endif
44
45#ifdef TEST2
46    col.y = libraryFunction1(b);
47#endif
48
49#ifdef TEST3
50    col.z = libraryFunction2(a, b, c);
51#endif
52
53#ifdef TEST4
54    col.w = libraryFunction3(a);
55#endif
56}
57
58