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shader: implement DS_BPERMUTE_B32

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Co-authored-by: Techx3 <56268269+Techx3@users.noreply.github.com>
This commit is contained in:
nmzik
2026-08-29 18:40:22 +04:00
parent a4fc58e908
commit 5bd447d2a2
10 changed files with 157 additions and 21 deletions
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tests/ShaderRecompilerComputeTests.cpp
+86
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@@ -12029,6 +12029,7 @@ CoverageClass ClassifyOpcode(ShaderOpcode opcode,
case Opcode::DS_XOR_RTN_B32:
case Opcode::DS_WRXCHG_RTN_B32:
case Opcode::DS_SWIZZLE_B32:
case Opcode::DS_BPERMUTE_B32:
case Opcode::DS_READ_I8:
case Opcode::DS_READ_U8:
case Opcode::DS_READ_I16:
@@ -18558,6 +18559,89 @@ TestCase DsSwizzleInvalidSourceLaneZero() {
return test;
}
TestCase DsBpermuteCapturedExecOffsetAndWrap() {
using O = ShaderOpcode;
std::vector<u32> code;
code.push_back(EncodeVop2(0x1a, 30, InlineU32(2), 0));
AppendBufferLoadDword(&code, 17, 30);
AppendVMovLiteral(&code, 1, 0xdeadbeefu);
AppendVMovU32(&code, 3, 100);
code.push_back(EncodeVop2(0x25, 3, Vgpr(0), 3));
code.push_back(EncodeSop1(0x04, 4, 126));
code.push_back(EncodeVop2(0x1b, 18, InlineU32(1), 0));
code.push_back(EncodeVopc(0xc2, InlineU32(1), 18));
code.push_back(EncodeSop1(0x04, 126, 106));
code.push_back(0xdacc0000u);
code.push_back(0x01000311u); // ds_bpermute_b32 v1, v17, v3
code.push_back(EncodeSop1(0x04, 126, 4));
AppendStoreVgprAtLaneDwordOffset(&code, 1, 0, 4);
AppendVMovU32(&code, 17, 124);
code.push_back(EncodeDs0(0xb3, 4));
code.push_back(EncodeDs1(2, 3, 17));
AppendStoreVgprAtLaneDwordOffset(&code, 2, 0, 8);
AppendEnd(&code);
TestCase test;
test.name = "DsBpermuteCapturedExecOffsetAndWrap";
test.code = code;
test.initial = {0, 0, 12, 4, 0, 0, 0, 0, 0, 0, 0, 0};
test.expected = {0, 0, 12, 4,
0xdeadbeefu, 0, 0xdeadbeefu, 101,
100, 100, 100, 100};
test.opcodes = {O::V_LSHLREV_B32, O::BUFFER_LOAD_DWORD,
O::V_MOV_B32, O::V_ADD_NC_U32,
O::V_AND_B32, O::V_CMP_EQ_U32,
O::S_MOV_B64,
O::DS_BPERMUTE_B32, O::BUFFER_STORE_DWORD,
O::S_ENDPGM};
test.required_spirv = {"OpGroupNonUniformShuffle",
"OpGroupNonUniformBallot"};
test.forbidden_spirv = {" Workgroup", "OpControlBarrier",
"OpMemoryBarrier"};
test.decoded_counts = {{"DS_BPERMUTE_B32", 2}};
test.ir_counts = {{"BpermuteU32", 2}};
test.compute_info.threads_num[0] = 4;
test.compute_info.threads_num[1] = 1;
test.compute_info.threads_num[2] = 1;
test.compute_info.wave_size = 32;
test.compute_info.thread_ids_num = 1;
test.has_compute_info = true;
return test;
}
TestCase DsBpermuteWave64UsesIndependentHalves() {
using O = ShaderOpcode;
std::vector<u32> code;
AppendVMovU32(&code, 3, 100);
code.push_back(EncodeVop2(0x25, 3, Vgpr(0), 3));
AppendVMovU32(&code, 17, 128);
code.push_back(0xdacc0000u);
code.push_back(0x01000311u); // ds_bpermute_b32 v1, v17, v3
AppendStoreVgprAtLaneDwordOffset(&code, 1, 0, 0);
AppendEnd(&code);
TestCase test;
test.name = "DsBpermuteWave64UsesIndependentHalves";
test.code = code;
test.initial = std::vector<u32>(64, 0);
test.expected = std::vector<u32>(32, 100);
test.expected.insert(test.expected.end(), 32, 132);
test.opcodes = {O::V_MOV_B32, O::V_ADD_NC_U32,
O::DS_BPERMUTE_B32, O::V_LSHLREV_B32,
O::BUFFER_STORE_DWORD, O::S_ENDPGM};
test.required_spirv = {"OpGroupNonUniformShuffle"};
test.compute_info.threads_num[0] = 64;
test.compute_info.threads_num[1] = 1;
test.compute_info.threads_num[2] = 1;
test.compute_info.wave_size = 64;
test.compute_info.thread_ids_num = 1;
test.has_compute_info = true;
return test;
}
TestCase BufferAtomicVariants() {
using O = ShaderOpcode;
@@ -20746,6 +20830,8 @@ std::vector<TestCase> MakeCases() {
AddCase(DsMiscVariants);
AddCase(DsFloatMinMaxUsesSeparateCompareOperand);
AddCase(DsSwizzleInvalidSourceLaneZero);
AddCase(DsBpermuteCapturedExecOffsetAndWrap);
AddCase(DsBpermuteWave64UsesIndependentHalves);
AddCase(BufferAtomicVariants);
AddCase(BufferAtomicGlc0DoesNotReturnOldValue);
AddCase(BufferAtomicFMinExactRawGlcModes);