shader_recompiler: allow GDS append/consume offsets

This commit is contained in:
nmzik
2026-07-30 00:10:40 +02:00
parent e91dd39cb0
commit c508c4a9c0
3 changed files with 26 additions and 19 deletions
@@ -421,13 +421,13 @@ bool DecodeDs(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
const uint32_t data0 = (word1 >> 8u) & 0xffu;
const uint32_t addr = word1 & 0xffu;
inst.pc = pc;
inst.word = word0;
inst.word_count = 2;
inst.offset = offset0 | (offset1 << 8u);
inst.gds = ((word0 >> 17u) & 1u) != 0u;
inst.family = Family::DS;
inst.opcode_id = opcode;
inst.pc = pc;
inst.word = word0;
inst.word_count = 2;
inst.offset = offset0 | (offset1 << 8u);
inst.gds = ((word0 >> 17u) & 1u) != 0u;
inst.family = Family::DS;
inst.opcode_id = opcode;
const auto* info = LookupMemoryOpcode(DS_OPS, static_cast<uint32_t>(std::size(DS_OPS)), opcode);
ApplyMemoryInfo(inst, info);
SetRawWords(inst, code, word_index, 2);
@@ -442,11 +442,6 @@ bool DecodeDs(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
inst.opcode == Opcode::DsReadAddtidB32)) {
SetUnsupported(inst, Family::DS, opcode, "DS swizzle/addtid is available only for LDS");
}
if (inst.gds && (inst.opcode == Opcode::DsAppend || inst.opcode == Opcode::DsConsume) &&
inst.offset != 0u) {
SetUnsupported(inst, Family::DS, opcode,
"GDS append/consume requires a zero instruction offset");
}
if (inst.opcode == Opcode::DsWriteAddtidB32 && data1 != 0u) {
SetUnsupported(inst, Family::DS, opcode,
"DS write addtid data1 operand is not implemented");
@@ -1,7 +1,7 @@
#include "graphics/shader/recompiler/emitter/SpirvEmitter.h"
#include "graphics/shader/recompiler/ir/SrtWalker.h"
#include "graphics/shader/recompiler/emitter/spirvEmitterInternal.h"
#include "graphics/shader/recompiler/ir/SrtWalker.h"
#include <algorithm>
#include <array>
@@ -160,8 +160,7 @@ bool ValidateInstructionContract(const IR::Instruction& inst, std::string* error
inst.dst.kind != IR::OperandKind::Null)) ||
((inst.op == IR::Opcode::DsAppend || inst.op == IR::Opcode::DsConsume) &&
(!ds_kind || !ds_resource || inst.src_count != 1 ||
inst.dst.kind != IR::OperandKind::Register ||
(kind == IR::ResourceKind::Gds && inst.memory.offset != 0))) ||
inst.dst.kind != IR::OperandKind::Register)) ||
((inst.op == IR::Opcode::DsMinF32 || inst.op == IR::Opcode::DsMaxF32) &&
(!ds_kind || !ds_resource || inst.src_count != 3 ||
inst.dst.kind != IR::OperandKind::Null)) ||
+17 -4
View File
@@ -13593,23 +13593,36 @@ TestCase DsAppendUsesEncodedGdsSelector() {
using O = ShaderOpcode;
std::vector<u32> code;
AppendSMovLiteral(&code, 124, 0x00000001u);
AppendSMovLiteral(&code, 124, 0x00000008u);
code.push_back(EncodeDs0(0x3e, 0, true));
code.push_back(EncodeDs1(0, 0, 0));
code.push_back(EncodeDs0(0x3d, 0, true));
code.push_back(EncodeDs1(1, 0, 0));
code.push_back(EncodeDs0(0x3e, 4, true));
code.push_back(EncodeDs1(2, 0, 0));
code.push_back(EncodeDs0(0x3d, 4, true));
code.push_back(EncodeDs1(3, 0, 0));
AppendSMovLiteral(&code, 124, 0x00080008u);
code.push_back(EncodeDs0(0x3e, 4, true));
code.push_back(EncodeDs1(4, 0, 0));
code.push_back(EncodeDs0(0x3d, 4, true));
code.push_back(EncodeDs1(5, 0, 0));
AppendStoreVgpr(&code, 0, 0);
AppendStoreVgpr(&code, 1, 1);
AppendStoreVgpr(&code, 2, 2);
AppendStoreVgpr(&code, 3, 3);
AppendStoreVgpr(&code, 4, 4);
AppendStoreVgpr(&code, 5, 5);
AppendEnd(&code);
TestCase test{
"DsAppendGdsSelector",
code,
{},
{10, 74},
{10, 74, 20, 84, 40, 104},
{O::SMovB32, O::DsAppend, O::DsConsume, O::BufferStoreDword, O::SEndpgm}};
test.gds_initial = {10};
test.expected_gds = {10};
test.gds_initial = {10, 20, 30, 40};
test.expected_gds = {10, 20, 30, 40};
return test;
}