yum-mirror/slang

Making it easier to work with shaders

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

ArielG-NVMove SPIRV global variables into a context variable (#4741)04e7327a2

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1//TEST:SIMPLE(filecheck=CHECK_EXPERIMENTAL):-target spirv -entry main -stage compute -emit-spirv-directly -O0 -enable-experimental-passes
2//TEST:SIMPLE(filecheck=CHECK):-target spirv -entry main -stage compute -emit-spirv-directly -O0
3
4// Test that we can pass arguments in different address space to an `inout` parameter, and have
5// the callee specialized to the address space of the argument.
6// If successful, we should generate SPIRV that passes validation.
7
8static int gArray0[2];
9groupshared int gArray1[2];
10
11// Note: static globals are inside a context variable
12// CHECK_EXPERIMENTAL: OpTypeArray %int %int_2
13// CHECK_EXPERIMENTAL: OpVariable %_ptr_Function__arr_int_int_2 Function
14// CHECK_EXPERIMENTAL: %array_0 = OpFunctionParameter %_ptr_Workgroup__arr_int_int_2
15
16
17// CHECK: %array = OpFunctionParameter %_ptr_Private__arr_int_int_2
18// CHECK: %array_0 = OpFunctionParameter %_ptr_Workgroup__arr_int_int_2
19
20void modify(inout int array[2])
21{
22    array[0] = 1;
23    array[1] = 2;
24}
25
26void atomicOp(inout int array[2])
27{
28    InterlockedAdd(array[0], 1);
29}
30
31RWStructuredBuffer<int> output;
32
33[numthreads(1,1,1)]
34void main()
35{
36    modify(gArray0);
37    modify(gArray1);
38    atomicOp(gArray1);
39    output[0] = gArray0[0] + gArray1[1];
40}