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xc-llm-ascend/csrc/causal_conv1d/op_kernel/causal_conv1d.h
ZT-AIA ee5347e824 [qwen3 next ]add ascend c casual_conv1d_fn (#6661) 
### What this PR does / why we need it?
add ascend c casual_conv1d_fn

- vLLM version: v0.15.0
- vLLM main:
13397841ab
---------
Signed-off-by: ZT-AIA <1028681969@qq.com>
Signed-off-by: ZT-AIA <63220130+ZT-AIA@users.noreply.github.com>
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
2026-03-09 23:29:49 +08:00

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/**
* This program is free software, you can redistribute it and/or modify it.
* Copyright (c) 2025 Huawei Technologies Co., Ltd.
* This file is a part of the CANN Open Software.
* Licensed under CANN Open Software License Agreement Version 2.0 (the "License").
* Please refer to the License for details. You may not use this file except in compliance with the License.
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING
* BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
* See LICENSE in the root of the software repository for the full text of the License.
*/
/*!
* \file causal_conv1d.h
* \brief CausalConv1D (prefill/extend) AscendC kernel implementation.
*/
#ifndef CAUSAL_CONV1D_H
#define CAUSAL_CONV1D_H
#include "kernel_operator.h"
// #include "kernel_tiling/kernel_tiling.h"
#include "causal_conv1d_tiling_key.h"
#include "causal_conv1d_common.h"
// #define ENABLE_CAUSAL_CONV1D_DEBUG
// #ifdef ENABLE_CAUSAL_CONV1D_DEBUG
// #define CCONV_PRINTF(fmt, ...) printf(fmt, ##__VA_ARGS__)
// #else
// #define CCONV_PRINTF(fmt, ...)
// #endif
// #define CCONV_PRINT_IF(cond, fmt, ...) \
// do { \
// if (cond) { \
// CCONV_PRINTF(fmt, ##__VA_ARGS__); \
// } \
// } while (0)
// #ifdef ENABLE_CAUSAL_CONV1D_DEBUG
// #define CCONV_DUMP_TENSOR_IF(cond, tensor, size) \
// do { \
// if (cond) { \
// DumpTensor(tensor, __LINE__, size); \
// } \
// } while (0)
// #else
constexpr int32_t CCONV_DBG_SEQ = -1;
constexpr int32_t CCONV_DBG_C0 = -1;
constexpr int32_t CCONV_DBG_MAX_TOKENS = 0;
constexpr int32_t CCONV_DBG_VERBOSE_TOKENS = 0;
constexpr int32_t CCONV_DBG_DUMP_SIZE = 0;
constexpr bool CCONV_DBG_PRINT_SYNC = false;
constexpr bool CCONV_DBG_DUMP_WEIGHTS = false;
constexpr bool CCONV_DBG_DUMP_BIAS = false;
constexpr bool CCONV_DBG_DUMP_INIT_RING = false;
constexpr bool CCONV_DBG_DUMP_RUNSEQ = false;
constexpr bool CCONV_DBG_DUMP_PREFETCH = false;
constexpr bool CCONV_DBG_DUMP_STATE = false;
// #define CCONV_DUMP_TENSOR_IF(cond, tensor, size) \
// do { \
// } while (0)
// #endif
using namespace AscendC;
namespace NsCausalConv1d {
using namespace NsCausalConv1dCommon;
#ifndef CAUSAL_CONV1D_TILING_DATA_H_
#define CAUSAL_CONV1D_TILING_DATA_H_
struct CausalConv1dTilingData {
int64_t dim;
int64_t cuSeqlen;
int64_t seqLen;
int64_t inputMode;
int64_t width;
int64_t stateLen;
int64_t numCacheLines;
int64_t batch;
// attrs
int64_t activationMode; // 0: none, 1: silu/swish
int64_t padSlotId; // default -1
// optional inputs
int64_t hasBias; // 0/1
// Channel-wise tiling
int64_t dimTileSize;
int64_t blocksPerSeq;
};
#endif // CAUSAL_CONV1D_TILING_DATA_H_
template <typename T>
class CausalConv1d
{
public:
__aicore__ inline CausalConv1d() = default;
__aicore__ inline void Init(GM_ADDR x, GM_ADDR weight, GM_ADDR bias, GM_ADDR convStates, GM_ADDR queryStartLoc,
GM_ADDR cacheIndices, GM_ADDR hasInitialState, GM_ADDR y
,
const CausalConv1dTilingData* tilingData);
__aicore__ inline void Process();
private:
__aicore__ inline void LoadWeightAndBias(int32_t c0, int32_t dimTileSize, bool dbg);
__aicore__ inline void InitRing(int32_t cacheIdx, bool hasInit, int32_t start, int32_t len,
int32_t c0, int32_t dimTileSize, int32_t dim, bool dbg);
__aicore__ inline void RunSeq(int32_t start, int32_t len, int32_t c0, int32_t dimTileSize, int32_t dim, bool dbg);
__aicore__ inline void WriteBackState(int32_t cacheIdx, int32_t len, int32_t c0,
int32_t dimTileSize, int32_t dim, bool dbg);
__aicore__ inline void AllocEvents();
__aicore__ inline void ReleaseEvents();
private:
TPipe pipe;
TBuf<QuePosition::VECIN> inBuf;
TBuf<QuePosition::VECOUT> outBuf;
TBuf<QuePosition::VECCALC> calcBuf;
TEventID tempVToMte2Event_;
TEventID tempMte2ToVEvent_;
TEventID inputMte2ToVEvent_;
TEventID outMte3ToVEvent_[2];
TEventID outVToMte3Event_[2];
GlobalTensor<T> xGm;
GlobalTensor<T> weightGm;
GlobalTensor<T> biasGm;
GlobalTensor<T> convStatesGm;
GlobalTensor<int32_t> queryStartLocGm;
GlobalTensor<int32_t> cacheIndicesGm;
GlobalTensor<bool> hasInitialStateGm;
GlobalTensor<T> yGm;
const CausalConv1dTilingData* tilingData_ {nullptr};
};
template <typename T>
__aicore__ inline void CausalConv1d<T>::Init(GM_ADDR x, GM_ADDR weight, GM_ADDR bias, GM_ADDR convStates,
GM_ADDR queryStartLoc, GM_ADDR cacheIndices, GM_ADDR hasInitialState,
GM_ADDR y
, const CausalConv1dTilingData* tilingData)
{
// REGISTER_TILING_DEFAULT(CausalConv1dTilingData);
// auto tiling = (__gm__ CausalConv1dTilingData*)tilingGM;
// GET_TILING_DATA(tilingData, tilingGM);
tilingData_ = tilingData;
xGm.SetGlobalBuffer(reinterpret_cast<__gm__ T*>(x));
weightGm.SetGlobalBuffer(reinterpret_cast<__gm__ T*>(weight));
if (tilingData_->hasBias != 0) {
biasGm.SetGlobalBuffer(reinterpret_cast<__gm__ T*>(bias));
}
convStatesGm.SetGlobalBuffer(reinterpret_cast<__gm__ T*>(convStates));
queryStartLocGm.SetGlobalBuffer(reinterpret_cast<__gm__ int32_t*>(queryStartLoc));
cacheIndicesGm.SetGlobalBuffer(reinterpret_cast<__gm__ int32_t*>(cacheIndices));
hasInitialStateGm.SetGlobalBuffer(reinterpret_cast<__gm__ bool*>(hasInitialState));
yGm.SetGlobalBuffer(reinterpret_cast<__gm__ T*>(y));
pipe.InitBuffer(inBuf, RING_SLOTS * MAX_BLOCK_DIM * sizeof(T));
pipe.InitBuffer(outBuf, 2 * MAX_BLOCK_DIM * sizeof(T));
pipe.InitBuffer(calcBuf, (MAX_WIDTH + 3) * MAX_BLOCK_DIM * sizeof(float));
AllocEvents();
// CCONV_PRINT_IF(GetBlockIdx() == 0U, "[Init] dim=%d, dimTileSize=%d, blocksPerSeq=%d, batch=%d\n",
// tilingData_->dim, tilingData_->dimTileSize, tilingData_->blocksPerSeq, tilingData_->batch);
// CCONV_PRINT_IF(GetBlockIdx() == 0U, "[Init] hasBias=%d, activationMode=%d, stateLen=%d, inputMode=%d\n",
// tilingData_->hasBias, tilingData_->activationMode, tilingData_->stateLen, tilingData_->inputMode);
}
template <typename T>
__aicore__ inline void CausalConv1d<T>::AllocEvents()
{
tempVToMte2Event_ = GetTPipePtr()->AllocEventID<HardEvent::V_MTE2>();
tempMte2ToVEvent_ = GetTPipePtr()->AllocEventID<HardEvent::MTE2_V>();
inputMte2ToVEvent_ = GetTPipePtr()->AllocEventID<HardEvent::MTE2_V>();
outMte3ToVEvent_[0] = GetTPipePtr()->AllocEventID<HardEvent::MTE3_V>();
outMte3ToVEvent_[1] = GetTPipePtr()->AllocEventID<HardEvent::MTE3_V>();
outVToMte3Event_[0] = GetTPipePtr()->AllocEventID<HardEvent::V_MTE3>();
outVToMte3Event_[1] = GetTPipePtr()->AllocEventID<HardEvent::V_MTE3>();
}
template <typename T>
__aicore__ inline void CausalConv1d<T>::ReleaseEvents()
{
GetTPipePtr()->ReleaseEventID<HardEvent::V_MTE2>(tempVToMte2Event_);
GetTPipePtr()->ReleaseEventID<HardEvent::MTE2_V>(tempMte2ToVEvent_);
GetTPipePtr()->ReleaseEventID<HardEvent::MTE2_V>(inputMte2ToVEvent_);
GetTPipePtr()->ReleaseEventID<HardEvent::MTE3_V>(outMte3ToVEvent_[0]);
GetTPipePtr()->ReleaseEventID<HardEvent::MTE3_V>(outMte3ToVEvent_[1]);
GetTPipePtr()->ReleaseEventID<HardEvent::V_MTE3>(outVToMte3Event_[0]);
GetTPipePtr()->ReleaseEventID<HardEvent::V_MTE3>(outVToMte3Event_[1]);
}
template <typename T>
__aicore__ inline void CausalConv1d<T>::LoadWeightAndBias(int32_t c0, int32_t dimTileSize, bool dbg)
{
const int32_t dim = tilingData_->dim;
const bool dbgSync = dbg && CCONV_DBG_PRINT_SYNC;
(void)dbgSync;
LocalTensor<float> calc = calcBuf.Get<float>();
LocalTensor<float> weightF = calc;
LocalTensor<float> biasF = weightF[MAX_WIDTH * MAX_BLOCK_DIM];
LocalTensor<T> tempT = outBuf.Get<T>();
// CCONV_PRINT_IF(dbg, "[LoadWeightAndBias] c0=%d, dimTileSize=%d\n", c0, dimTileSize);
for (int32_t j = 0; j < MAX_WIDTH; ++j) {
const int64_t weightOffset = static_cast<int64_t>(j) * dim + c0;
PipeBarrier<PIPE_ALL>();
DataCopy(tempT, weightGm[weightOffset], dimTileSize);
PipeBarrier<PIPE_ALL>();
Cast(weightF[j * MAX_BLOCK_DIM], tempT, RoundMode::CAST_NONE, dimTileSize);
PipeBarrier<PIPE_ALL>();
// if (dbg && CCONV_DBG_DUMP_WEIGHTS) {
// CCONV_PRINTF("[Dump][weightF] j=%d\n", j);
// CCONV_DUMP_TENSOR_IF(true, weightF[j * MAX_BLOCK_DIM], CCONV_DBG_DUMP_SIZE);
// }
}
if (tilingData_->hasBias != 0) {
PipeBarrier<PIPE_ALL>();
DataCopy(tempT, biasGm[c0], dimTileSize);
PipeBarrier<PIPE_ALL>();
Cast(biasF, tempT, RoundMode::CAST_NONE, dimTileSize);
PipeBarrier<PIPE_ALL>();
// if (dbg && CCONV_DBG_DUMP_BIAS) {
// CCONV_PRINTF("[Dump][biasF]\n");
// CCONV_DUMP_TENSOR_IF(true, biasF, CCONV_DBG_DUMP_SIZE);
// }
} else {
Duplicate(biasF, 0.0f, dimTileSize);
// CCONV_PRINT_IF(dbg, "[LoadWeightAndBias] bias=0 (no bias)\n");
}
PipeBarrier<PIPE_ALL>();
}
template <typename T>
__aicore__ inline void CausalConv1d<T>::InitRing(int32_t cacheIdx, bool hasInit, int32_t start, int32_t len,
int32_t c0, int32_t dimTileSize, int32_t dim, bool dbg)
{
const int32_t stateLen = tilingData_->stateLen;
LocalTensor<T> ring = inBuf.Get<T>();
PipeBarrier<PIPE_ALL>();
if (hasInit) {
for (int32_t i = 0; i < (MAX_WIDTH - 1); ++i) {
const int64_t stateOffset = static_cast<int64_t>(cacheIdx) * stateLen * dim +
static_cast<int64_t>(i) * dim + c0;
DataCopy(ring[i * MAX_BLOCK_DIM], convStatesGm[stateOffset], dimTileSize);
}
} else {
for (int32_t i = 0; i < (MAX_WIDTH - 1); ++i) {
Duplicate(ring[i * MAX_BLOCK_DIM], static_cast<T>(0), dimTileSize);
}
}
PipeBarrier<PIPE_ALL>();
if (len > 0) {
const int64_t xOffset = static_cast<int64_t>(start) * dim + c0;
PipeBarrier<PIPE_ALL>();
DataCopy(ring[SlotCurr(0) * MAX_BLOCK_DIM], xGm[xOffset], dimTileSize);
PipeBarrier<PIPE_ALL>();
}
}
template <typename T>
__aicore__ inline void CausalConv1d<T>::RunSeq(int32_t start, int32_t len, int32_t c0, int32_t dimTileSize,
int32_t dim, bool dbg)
{
LocalTensor<float> calc = calcBuf.Get<float>();
LocalTensor<float> weightF = calc;
LocalTensor<float> biasF = weightF[MAX_WIDTH * MAX_BLOCK_DIM];
LocalTensor<float> accF = biasF[MAX_BLOCK_DIM];
LocalTensor<float> tmpF = accF[MAX_BLOCK_DIM];
LocalTensor<T> ring = inBuf.Get<T>();
LocalTensor<T> outT = outBuf.Get<T>();
const bool dbgSync = dbg && CCONV_DBG_PRINT_SYNC;
(void)dbgSync;
const bool hasActivation = (tilingData_->activationMode != 0);
const int32_t dbgMaxTokens = CCONV_DBG_MAX_TOKENS;
const int32_t dbgVerboseTokens = CCONV_DBG_VERBOSE_TOKENS;
for (int32_t t = 0; t < len; ++t) {
const bool dbgTok = dbg && (t < dbgMaxTokens);
const bool dbgVerbose = dbg && CCONV_DBG_DUMP_RUNSEQ && (t < dbgVerboseTokens);
const bool dbgStep = dbgVerbose && (t == 0);
const int32_t slotCurr = SlotCurr(t);
const int32_t slotH1 = SlotHist(t, 1);
const int32_t slotH2 = SlotHist(t, 2);
const int32_t slotH3 = SlotHist(t, 3);
const int32_t slotPref = (t + 1 < len) ? SlotPrefetch(t) : -1;
const int32_t outSlot = t & 1;
if (t + 1 < len) {
const int64_t xOffset = static_cast<int64_t>(start + t + 1) * dim + c0;
PipeBarrier<PIPE_ALL>();
DataCopy(ring[slotPref * MAX_BLOCK_DIM], xGm[xOffset], dimTileSize);
PipeBarrier<PIPE_ALL>();
}
DataCopy(accF, biasF, dimTileSize);
for (int32_t j = 0; j < MAX_WIDTH; ++j) {
const int32_t tap = (MAX_WIDTH - 1) - j;
const int32_t slot = (tap == 0) ? slotCurr : SlotHist(t, tap);
PipeBarrier<PIPE_ALL>();
Cast(tmpF, ring[slot * MAX_BLOCK_DIM], RoundMode::CAST_NONE, dimTileSize);
PipeBarrier<PIPE_ALL>();
PipeBarrier<PIPE_ALL>();
MulAddDst(accF, tmpF, weightF[j * MAX_BLOCK_DIM], dimTileSize);
PipeBarrier<PIPE_ALL>();
}
if (hasActivation) {
Silu(tmpF, accF, dimTileSize);
}
PipeBarrier<PIPE_ALL>();
if constexpr (IsSameType<T, float>::value) {
if (hasActivation) {
DataCopy(outT[outSlot * MAX_BLOCK_DIM], tmpF, dimTileSize);
} else {
DataCopy(outT[outSlot * MAX_BLOCK_DIM], accF, dimTileSize);
}
} else {
if (hasActivation) {
Cast(outT[outSlot * MAX_BLOCK_DIM], tmpF, RoundMode::CAST_RINT, dimTileSize);
} else {
Cast(outT[outSlot * MAX_BLOCK_DIM], accF, RoundMode::CAST_RINT, dimTileSize);
}
}
PipeBarrier<PIPE_ALL>();
const int64_t outOffset = static_cast<int64_t>(start + t) * dim + c0;
PipeBarrier<PIPE_ALL>();
DataCopy(yGm[outOffset], outT[outSlot * MAX_BLOCK_DIM], dimTileSize);
PipeBarrier<PIPE_ALL>();
}
}
template <typename T>
__aicore__ inline void CausalConv1d<T>::WriteBackState(int32_t cacheIdx, int32_t len, int32_t c0,
int32_t dimTileSize, int32_t dim, bool dbg)
{
const int32_t stateLen = tilingData_->stateLen;
if (len <= 0) {
return;
}
const int32_t lastT = len - 1;
LocalTensor<T> ring = inBuf.Get<T>();
for (int32_t pos = 0; pos < (MAX_WIDTH - 1); ++pos) {
const int32_t tap = (MAX_WIDTH - 2) - pos;
const int32_t slot = (tap == 0) ? SlotCurr(lastT) : SlotHist(lastT, tap);
const int64_t stateOffset = static_cast<int64_t>(cacheIdx) * stateLen * dim +
static_cast<int64_t>(pos) * dim + c0;
PipeBarrier<PIPE_ALL>();
DataCopy(convStatesGm[stateOffset], ring[slot * MAX_BLOCK_DIM], dimTileSize);
PipeBarrier<PIPE_ALL>();
}
}
template <typename T>
__aicore__ inline void CausalConv1d<T>::Process()
{
const int32_t dim = tilingData_->dim;
const int32_t batch = tilingData_->batch;
const int32_t inputMode = tilingData_->inputMode;
const int32_t seqLen = tilingData_->seqLen;
const int32_t dimTileSize = static_cast<int32_t>(tilingData_->dimTileSize);
const int32_t blocksPerSeq = static_cast<int32_t>(tilingData_->blocksPerSeq);
const uint32_t blockIdx = GetBlockIdx();
const uint32_t blockNum = GetBlockNum();
if (dimTileSize <= 0 || blocksPerSeq <= 0 || dimTileSize > MAX_BLOCK_DIM || blocksPerSeq * dimTileSize != dim) {
ReleaseEvents();
return;
}
const int64_t gridSize = static_cast<int64_t>(batch) * blocksPerSeq;
for (int64_t task = static_cast<int64_t>(blockIdx); task < gridSize; task += static_cast<int64_t>(blockNum)) {
const int32_t seq = static_cast<int32_t>(task / blocksPerSeq);
const int32_t dimBlockId = static_cast<int32_t>(task % blocksPerSeq);
const int32_t c0 = dimBlockId * dimTileSize;
const bool dbg = (seq == CCONV_DBG_SEQ) && (c0 == CCONV_DBG_C0);
LoadWeightAndBias(c0, dimTileSize, dbg);
int32_t start = 0;
int32_t len = 0;
if (inputMode == 0) {
const int32_t startVal = queryStartLocGm.GetValue(seq);
const int32_t endVal = queryStartLocGm.GetValue(seq + 1);
start = startVal;
len = endVal - startVal;
} else {
start = seq * seqLen;
len = seqLen;
}
if (len <= 0) {
continue;
}
const int32_t cacheIdx = cacheIndicesGm.GetValue(seq);
if (cacheIdx == tilingData_->padSlotId) {
continue;
}
const bool hasInit = hasInitialStateGm.GetValue(seq);
InitRing(cacheIdx, hasInit, start, len, c0, dimTileSize, dim, dbg);
RunSeq(start, len, c0, dimTileSize, dim, dbg);
WriteBackState(cacheIdx, len, c0, dimTileSize, dim, dbg);
}
ReleaseEvents();
}
} // namespace NsCausalConv1d
#endif // CAUSAL_CONV1D_H
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