yum-mirror/slang

Making it easier to work with shaders

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

Jay KwakPrepare VulkanSDK release Oct 2025 (#8525)db44c1b73

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1// Regressed with SPIRV update. Tracking on github issue #8522
2//DISABLE_TEST:SIMPLE(filecheck=CHECK):-target spirv-asm -entry main -stage fragment -g2 -O0 -emit-spirv-directly
3
4Texture2D    testTex      :   register(t0);
5SamplerState testSampler  :   register(s0);
6
7struct PSIn
8{
9   float4 pos      : SV_Position;
10   float4 color    : COLOR;
11};
12
13float4 main(PSIn input) : SV_TARGET
14{
15    uint4 testPos = (uint4)input.pos;
16    float bias = -1.0;
17    float2 tc = testPos.xy / 32.0;
18    float4 colVal = testTex.SampleBias(testSampler, tc, bias) + input.color;
19    return float4(colVal.xyz, 1.0);
20}
21
22// Make sure "pos" and "color" is reported as member variables
23// CHECK-DAG: %[[StrPos:[0-9]+]] = OpString "pos"
24// CHECK-DAG: %[[StrColor:[0-9]+]] = OpString "color"
25// CHECK-DAG: DebugTypeMember %[[StrPos]]
26// CHECK-DAG: DebugTypeMember %[[StrColor]]
27
28// Global variables should be reported as DebugGlobalVariable
29// CHECK-DAG: %[[COMPILATION_UNIT_ID:[0-9]+]] = OpExtInst %void {{.*}} DebugCompilationUnit
30// CHECK-DAG: DebugGlobalVariable %{{.+}} %[[COMPILATION_UNIT_ID]] %{{[0-9]+}} %testTex
31// CHECK-DAG: DebugGlobalVariable %{{.+}} %[[COMPILATION_UNIT_ID]] %{{[0-9]+}} %testSampler
32
33// Entry point parameter is reported as DebugLocalVariable
34// CHECK-DAG: %[[StrInput:[0-9]+]] = OpString "input"
35// CHECK-DAG: %[[input:[A-Za-z_0-9]+]] = {{.*}} DebugLocalVariable %[[StrInput]]
36
37// Funciton local variable should be reported as DebugLocalVariable
38// CHECK-DAG: %[[StrTestPos:[0-9]+]] = OpString "testPos"
39// CHECK-DAG: DebugLocalVariable %[[StrTestPos]]
40
41// CHECK: %main = OpFunction %void None
42
43// "input.pos" is reported with DebugValue as a first member
44// And its value comes from `gl_FragCoord`
45// CHECK-DAG: DebugValue %[[input]] %[[input_pos:[0-9]+]] %{{[0-9]+}} %int_0
46// CHECK-DAG: OpStore %[[input_pos]] %[[gl_FragCoord_input_pos:[0-9]+]]
47// CHECK-DAG: %[[gl_FragCoord_input_pos]] = OpLoad %v4float %gl_FragCoord
48
49// "input.color" is reported with DebugValue as a second member
50// And its value comes from a global varying input
51// CHECK-DAG: DebugValue %[[input]] %[[input_color:[0-9]+]] %{{[0-9]+}} %int_1
52// CHECK-DAG: OpStore %[[input_color]] %[[varying_color:[0-9]+]]
53// CHECK-DAG: %[[varying_color]] = OpLoad %v4float %input_color