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shader_recompiler: allow GDS append/consume offsets

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nmzik committed 2026-07-30 00:10:40 +02:00
1 parent e91dd39cb0
commit c508c4a9c0
3 files changed
+26 -19
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src/graphics/shader/recompiler/decompiler/MemoryOps.cpp
+7 -12
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@@ -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");