From c701ec00ccce6dfa8094d6550ce2db929fc8cefe Mon Sep 17 00:00:00 2001 From: Yong He Date: Tue, 1 Jul 2025 19:09:29 -0700 Subject: Defer immutable buffer loads when emitting spirv. (#7579) * Defer immutable buffer loads when emitting spirv. * Fix. * Fix. * Fix. * Fix tests. * Fix test. --- .../parameter-block-to-mutating-func.slang | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 tests/diagnostics/parameter-block-to-mutating-func.slang (limited to 'tests/diagnostics/parameter-block-to-mutating-func.slang') diff --git a/tests/diagnostics/parameter-block-to-mutating-func.slang b/tests/diagnostics/parameter-block-to-mutating-func.slang new file mode 100644 index 000000000..b5bdb4550 --- /dev/null +++ b/tests/diagnostics/parameter-block-to-mutating-func.slang @@ -0,0 +1,27 @@ +//TEST:SIMPLE(filecheck=CHECK):-target spirv +struct Data { + StructuredBuffer input[2]; + RWStructuredBuffer output; + uint input_tensor_count; + StructuredBuffer index_buffer; + uint index_count; + + [mutating] + float fetch(int buffer, int index) + { + return input[buffer][index]; + } +}; + +[shader("compute")] +[numthreads(8, 8, 1)] +void compute_main(uint3 tid: SV_DispatchThreadID, ParameterBlock data) +{ + float result = 0.0; + for (int i = 0; i < data.index_count; ++i) { + uint buffer = data.index_buffer[i]; + //CHECK: ([[# @LINE+1]]): error + result += data.fetch(buffer, tid.x * 1024 + tid.y); + } + data.output[tid.x * 1024 + tid.y] = result; +} -- cgit v1.2.3