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shader: support VOP1/VOP2 DPP8 fetch-inactive

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This commit is contained in:
foufouadi
2026-08-28 16:08:27 +00:00
committed by nmzik
parent 053f5fd3cc
commit 3b9e176b70
2 changed files with 38 additions and 27 deletions
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src/graphics/shader/recompiler/frontend/decode/VectorAluOps.cpp
+8 -5
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@@ -776,9 +776,10 @@ void DecodeVop1Sdwa(uint32_t pc, std::span<const uint32_t> code, uint32_t word_i
void ApplyDppModifier(Operand& operand, uint32_t modifier, uint32_t encoding) {
operand.dpp = true;
if (encoding == 233u) {
operand.dpp8 = true;
operand.dpp_ctrl = modifier >> 8u;
if (encoding == 233u || encoding == 234u) {
operand.dpp8 = true;
operand.dpp_ctrl = modifier >> 8u;
operand.dpp_fetch_inactive = encoding == 234u;
return;
}
operand.negate = ((modifier >> 20u) & 0x1u) != 0u;
@@ -1686,7 +1687,8 @@ void DecodeVop2(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
return;
}
switch (src0) {
case 233u: DecodeVop2Dpp(pc, code, word_index, opcode, vdst, vsrc1, inst); return;
case 233u:
case 234u: DecodeVop2Dpp(pc, code, word_index, opcode, vdst, vsrc1, inst); return;
case 249u: DecodeVop2Sdwa(pc, code, word_index, opcode, vdst, vsrc1, inst); return;
case 250u: DecodeVop2Dpp(pc, code, word_index, opcode, vdst, vsrc1, inst); return;
default: break;
@@ -1721,7 +1723,8 @@ void DecodeVop1(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
return;
}
switch (src0) {
case 233u: DecodeVop1Dpp(pc, code, word_index, opcode, vdst, inst); return;
case 233u:
case 234u: DecodeVop1Dpp(pc, code, word_index, opcode, vdst, inst); return;
case 249u: DecodeVop1Sdwa(pc, code, word_index, opcode, vdst, inst); return;
case 250u: DecodeVop1Dpp(pc, code, word_index, opcode, vdst, inst); return;
default: break;