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gpu: match complete NOP marker tags and ignore opaque payloads

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Co-authored-by: Ali Almohaya <AliAlmohaya@gmail.com>
This commit is contained in:
nmzik
2026-10-13 04:04:19 +02:00
parent 31b7be9ff2
commit 717c54e085
2 changed files with 27 additions and 11 deletions
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tests/ShaderRecompilerComputeTests.cpp
+19
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@@ -44129,6 +44129,25 @@ void CheckPm4IndirectControlFlow(RenderContext &renderer) {
Gen5::AgcCbNop(reinterpret_cast<Gen5::CommandBuffer*>(&payload_dcb), 3) == payload.data() &&
payload == std::array<uint32_t, 3>{0xc0011000u, 0x12345678u, 0x9abcdef0u},
"NOP emitter overwrote the caller's reserved payload");
for (const uint32_t value : {0x68750820u, 0x68751777u, 0x68751004u}) {
std::array<uint32_t, 8> commands{KYTY_PM4(3, Pm4::IT_NOP, Pm4::R_ZERO), value, 0x12345678u};
std::copy(completion.begin(), completion.end(), commands.begin() + 3);
processor.SetUserDataMarker(HW::UserSgprType::Unknown);
selected = 0;
Pm4Execution execution;
Require(name, "opaque NOP payload",
processor.Process(execution, commands) == Pm4ProcessResult::Complete && selected == 7 &&
processor.GetUserDataMarker() == HW::UserSgprType::Unknown && commands[1] == value,
"a NOP payload prefix executed a marker or blocked the following packet");
}
const std::array<uint32_t, 2> vsharp_marker{
KYTY_PM4(2, Pm4::IT_NOP, Pm4::R_ZERO), 0x68750004u};
Pm4Execution marker_execution;
Require(name, "exact user-data marker",
processor.Process(marker_execution, vsharp_marker) == Pm4ProcessResult::Complete &&
processor.GetUserDataMarker() == HW::UserSgprType::Vsharp,
"exact marker dispatch lost the existing user-data annotation");
processor.SetUserDataMarker(HW::UserSgprType::Unknown);
alignas(8) uint64_t released = 0;
std::array<uint32_t, 20> disabled_commands{};
const auto disabled_write = write(&returned, 99);