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graphics: implement RDNA2 64-bit first-set-bit

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nmzik
2026-08-15 09:51:57 +02:00
parent 0ffacf22e6
commit 28a913894d
8 changed files with 58 additions and 23 deletions
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src/graphics/shader/recompiler/ir/opcodes/ShaderIROpcodes.cpp
+1
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@@ -25,6 +25,7 @@ constexpr LowerMap LOWER_OPS[] = {
{Decoder::Opcode::SBcnt1I32B32, Opcode::BitCountU32},
{Decoder::Opcode::SBcnt1I32B64, Opcode::BitCountU64},
{Decoder::Opcode::SFf1I32B32, Opcode::FindLsbU32},
{Decoder::Opcode::SFf1I32B64, Opcode::FindLsbU64},
{Decoder::Opcode::SFlbitI32B64, Opcode::FindMsbFromHighU64},
{Decoder::Opcode::SBitreplicateB64B32, Opcode::BitReplicateB64B32},
{Decoder::Opcode::SNotB32, Opcode::BitwiseNotU32},
src/graphics/shader/recompiler/ir/opcodes/ShaderIROpcodes.inc
+1
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@@ -82,6 +82,7 @@ IR_OPCODE(BitCountAddU32, General, ExtendedInteger)
IR_OPCODE(MaskedBitCountLowU32, General, ExtendedInteger)
IR_OPCODE(MaskedBitCountHighU32, General, ExtendedInteger)
IR_OPCODE(FindLsbU32, General, SimpleInteger)
IR_OPCODE(FindLsbU64, General, ComposedInteger)
IR_OPCODE(FindMsbFromHighU32, General, ComposedInteger)
IR_OPCODE(FindMsbFromHighU64, General, ComposedInteger)
IR_OPCODE(BitFieldMaskU32, General, ExtendedInteger)