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shader: BUFFER_LOAD_SHORT_D16

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This commit is contained in:
nmzik
2026-10-09 09:08:26 +02:00
parent 1fc520cd62
commit 1bd282ec0a
5 changed files with 47 additions and 1 deletions
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tests/ShaderRecompilerComputeTests.cpp
+41
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@@ -19134,6 +19134,7 @@ CoverageClass ClassifyOpcode(ShaderOpcode opcode,
case Opcode::BUFFER_LOAD_SBYTE:
case Opcode::BUFFER_LOAD_USHORT:
case Opcode::BUFFER_LOAD_SSHORT:
case Opcode::BUFFER_LOAD_SHORT_D16:
case Opcode::BUFFER_LOAD_DWORDX2:
case Opcode::BUFFER_LOAD_DWORDX3:
case Opcode::BUFFER_LOAD_DWORDX4:
@@ -28650,6 +28651,44 @@ TestCase BufferLoadVariants() {
O::BUFFER_STORE_DWORD, O::S_ENDPGM}};
}
TestCase BufferLoadShortD16Captured() {
TestCase test;
test.name = "BufferLoadShortD16Captured";
auto& code = test.code;
AppendVMovU32(&code, 15, 1);
AppendVMovLiteral(&code, 1, 0xabcd1234u);
// Load an indexed raw halfword at record byte offset 14.
code.insert(code.end(), {0xe090200eu, 0x8000010fu});
AppendStoreVgpr(&code, 1, 0);
AppendVMovLiteral(&code, 1, 0xdeaf4321u);
code.push_back(EncodeSop1(0x04, 8, 126));
code.push_back(EncodeSop1(0x04, 126, InlineU32(0)));
code.insert(code.end(), {0xe090200eu, 0x8000010fu});
code.push_back(EncodeSop1(0x04, 126, 8));
AppendStoreVgpr(&code, 1, 1);
AppendVMovU32(&code, 15, 2);
AppendVMovLiteral(&code, 1, 0xbeef5678u);
code.insert(code.end(), {0xe090200eu, 0x8000010fu});
AppendStoreVgpr(&code, 1, 2);
AppendEnd(&code);
test.initial.assign(20, 0xa5a5a5a5u);
test.initial[11] = 0x8001cafeu; // Record 1 byte 14 is the high half at byte 46.
test.expected = test.initial;
test.expected[0] = 0xabcd8001u;
test.expected[1] = 0xdeaf4321u;
test.expected[2] = 0xbeef0000u;
test.user_data = MakeStructuredStorageBufferData(32, 2);
test.user_data[50] = static_cast<u32>(test.initial.size() * sizeof(u32));
test.user_data[51] = 3u << 28u;
test.has_user_data = true;
test.storage_buffer_range_bytes = 64;
test.opcodes = {ShaderOpcode::V_MOV_B32, ShaderOpcode::S_MOV_B64,
ShaderOpcode::BUFFER_LOAD_SHORT_D16, ShaderOpcode::BUFFER_STORE_DWORD,
ShaderOpcode::S_ENDPGM};
test.decoded_counts = {{"BUFFER_LOAD_SHORT_D16 v1.sdwa(sel=4,sext=0)", 3}};
return test;
}
TestCase BufferSubwordLoadsAtHostOffset(u32 bytes, u32 component, bool sign) {
using O = ShaderOpcode;
TestCase test;
@@ -36655,6 +36694,7 @@ std::vector<TestCase> MakeCases() {
cases.push_back(BufferOffsetsUsePackedWords(false));
cases.push_back(BufferOffsetsUsePackedWords(true));
AddCase(BufferLoadVariants);
AddCase(BufferLoadShortD16Captured);
for (const u32 component : {4u, 2u, 0u}) {
cases.push_back(BufferSubwordLoadsAtHostOffset(2, component, false));
}
@@ -42286,6 +42326,7 @@ int main(int argc, char **argv) {
}
if (argc == 2 && std::strcmp(argv[1], "--flat-d16-only") == 0) {
VulkanHarness vulkan;
RunCase(&vulkan, BufferLoadShortD16Captured());
RunCase(&vulkan, FlatStoreSlcCaptured());
RunCase(&vulkan, FlatLoadDlcCaptured(32));
RunCase(&vulkan, FlatLoadDlcCaptured(64));