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triton/lib/api/blas/clBLAS.cpp
2017-01-17 20:33:46 -05:00

246 lines
12 KiB
C++

/* Copyright 2015-2017 Philippe Tillet
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files
* (the "Software"), to deal in the Software without restriction,
* including without limitation the rights to use, copy, modify, merge,
* publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "isaac/array.h"
#include "isaac/runtime/execute.h"
#include "clBLAS.h"
namespace sc = isaac;
extern "C"
{
clblasStatus clblasSetup()
{
return clblasSuccess;
}
void clblasTeardown()
{
isaac::runtime::profiles::release();
isaac::driver::backend::release();
}
void execute(sc::expression_tree const & operation, sc::driver::Context const & context,
cl_uint numCommandQueues, cl_command_queue *commandQueues,
cl_uint numEventsInWaitList, const cl_event *eventWaitList,
cl_event *events)
{
std::vector<sc::driver::Event> waitlist;
for(cl_uint i = 0 ; i < numEventsInWaitList ; ++i)
waitlist.push_back(eventWaitList[i]);
for(cl_uint i = 0 ; i < numCommandQueues ; ++i)
{
std::list<sc::driver::Event> levents;
sc::runtime::execution_options_type options(sc::driver::CommandQueue(commandQueues[i],false), &levents, &waitlist);
sc::runtime::execute(sc::runtime::execution_handler(operation, options), sc::runtime::profiles::get(options.queue(context)));
if(events)
{
events[i] = levents.back().handle().cl();
sc::driver::dispatch::clRetainEvent(events[i]);
}
sc::driver::dispatch::clFlush(commandQueues[i]);
}
}
//*****************
//BLAS1
//*****************
//AXPY
#define MAKE_AXPY(TYPE_CHAR, TYPE_ISAAC, TYPE_CL) \
clblasStatus clblas ## TYPE_CHAR ## axpy(size_t N, TYPE_CL alpha, \
const cl_mem mx, size_t offx, int incx, \
cl_mem my, size_t offy, int incy, \
cl_uint numCommandQueues, cl_command_queue *commandQueues, \
cl_uint numEventsInWaitList, const cl_event *eventWaitList, \
cl_event *events) \
{ \
sc::array x((sc::int_t)N, TYPE_ISAAC, sc::driver::Buffer(mx,false), (sc::int_t)offx, incx); \
sc::array y((sc::int_t)N, TYPE_ISAAC, sc::driver::Buffer(my,false), (sc::int_t)offy, incy); \
execute(sc::assign(y, alpha*x + y), y.context(), numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events); \
return clblasSuccess; \
}
MAKE_AXPY(S, sc::FLOAT_TYPE, cl_float)
MAKE_AXPY(D, sc::DOUBLE_TYPE, cl_double)
//SCAL
#define MAKE_SCAL(TYPE_CHAR, TYPE_ISAAC, TYPE_CL) \
clblasStatus clblas ## TYPE_CHAR ## scal(size_t N, TYPE_CL alpha,\
cl_mem mx, size_t offx, int incx,\
cl_uint numCommandQueues, cl_command_queue *commandQueues,\
cl_uint numEventsInWaitList, const cl_event *eventWaitList, cl_event *events)\
{\
sc::array x((sc::int_t)N, TYPE_ISAAC, sc::driver::Buffer(mx,false), (sc::int_t)offx, incx);\
execute(sc::assign(x, alpha*x), x.context(), numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events);\
return clblasSuccess;\
}
MAKE_SCAL(S, sc::FLOAT_TYPE, cl_float)
MAKE_SCAL(D, sc::DOUBLE_TYPE, cl_double)
//COPY
#define MAKE_COPY(TYPE_CHAR, TYPE_ISAAC, TYPE_CL)\
clblasStatus clblas ## TYPE_CHAR ## copy(size_t N,\
const cl_mem mx, size_t offx, int incx,\
cl_mem my, size_t offy, int incy,\
cl_uint numCommandQueues, cl_command_queue *commandQueues,\
cl_uint numEventsInWaitList, const cl_event *eventWaitList, cl_event *events)\
{\
const sc::array x((sc::int_t)N, TYPE_ISAAC, sc::driver::Buffer(mx, false), (sc::int_t)offx, incx);\
sc::array y((sc::int_t)N, TYPE_ISAAC, sc::driver::Buffer(my, false), (sc::int_t)offy, incy);\
execute(sc::assign(y, x), y.context(), numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events);\
return clblasSuccess;\
}
MAKE_COPY(S, sc::FLOAT_TYPE, cl_float)
MAKE_COPY(D, sc::DOUBLE_TYPE, cl_double)
//DOT
#define MAKE_DOT(TYPE_CHAR, TYPE_ISAAC, TYPE_CL) \
clblasStatus clblas ## TYPE_CHAR ## dot(size_t N, cl_mem dotProduct, size_t offDP, \
const cl_mem mx, size_t offx, int incx, \
const cl_mem my, size_t offy, int incy, \
cl_mem /*scratchBuff*/, cl_uint numCommandQueues, \
cl_command_queue *commandQueues, cl_uint numEventsInWaitList, \
const cl_event *eventWaitList, cl_event *events) \
{ \
sc::array x((sc::int_t)N, TYPE_ISAAC, sc::driver::Buffer(mx, false), (sc::int_t)offx, incx); \
sc::array y((sc::int_t)N, TYPE_ISAAC, sc::driver::Buffer(my, false), (sc::int_t)offy, incy); \
sc::scalar s(TYPE_ISAAC, sc::driver::Buffer(dotProduct, false), (sc::int_t)offDP); \
execute(sc::assign(s, dot(x,y)), s.context(), numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events); \
return clblasSuccess; \
}
MAKE_DOT(S, sc::FLOAT_TYPE, cl_float)
MAKE_DOT(D, sc::DOUBLE_TYPE, cl_double)
//ASUM
#define MAKE_ASUM(TYPE_CHAR, TYPE_ISAAC, TYPE_CL) \
clblasStatus clblas ## TYPE_CHAR ## asum(size_t N, cl_mem asum, size_t offAsum, \
const cl_mem mx, size_t offx, int incx,\
cl_mem /*scratchBuff*/, cl_uint numCommandQueues, cl_command_queue *commandQueues,\
cl_uint numEventsInWaitList, const cl_event *eventWaitList, cl_event *events)\
{\
sc::array x((sc::int_t)N, TYPE_ISAAC, sc::driver::Buffer(mx, false), (sc::int_t)offx, incx);\
sc::scalar s(TYPE_ISAAC, sc::driver::Buffer(asum, false), (sc::int_t)offAsum);\
execute(sc::assign(s, sum(abs(x))), s.context(), numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events);\
return clblasSuccess;\
}
MAKE_ASUM(S, sc::FLOAT_TYPE, cl_float)
MAKE_ASUM(D, sc::DOUBLE_TYPE, cl_double)
//*****************
//BLAS2
//*****************
#define MAKE_GEMV(TYPE_CHAR, TYPE_ISAAC, TYPE_CL) \
clblasStatus clblas ## TYPE_CHAR ## gemv(clblasOrder order, clblasTranspose transA,\
size_t M, size_t N,\
TYPE_CL alpha, const cl_mem mA, size_t offA, size_t lda,\
const cl_mem mx, size_t offx, int incx,\
TYPE_CL beta, cl_mem my, size_t offy, int incy,\
cl_uint numCommandQueues, cl_command_queue *commandQueues,\
cl_uint numEventsInWaitList, const cl_event *eventWaitList, cl_event *events)\
{\
if(order==clblasRowMajor){\
std::swap(M, N);\
transA = (transA==clblasTrans)?clblasNoTrans:clblasTrans;\
}\
sc::array A((sc::int_t)M, (sc::int_t)N, TYPE_ISAAC, sc::driver::Buffer(mA, false), (sc::int_t)offA, (sc::int_t)lda);\
\
sc::int_t sx = (sc::int_t)N, sy = (sc::int_t)M;\
if(transA) std::swap(sx, sy);\
sc::array x(sx, TYPE_ISAAC, sc::driver::Buffer(mx, false), (sc::int_t)offx, incx);\
sc::array y(sy, TYPE_ISAAC, sc::driver::Buffer(my, false), (sc::int_t)offy, incy);\
\
sc::driver::Context const & context = A.context();\
if(transA==clblasTrans)\
execute(sc::assign(y, alpha*dot(A.T, x) + beta*y), context, numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events);\
else\
execute(sc::assign(y, alpha*dot(A, x) + beta*y), context, numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events);\
return clblasSuccess;\
}
MAKE_GEMV(S, sc::FLOAT_TYPE, cl_float)
MAKE_GEMV(D, sc::DOUBLE_TYPE, cl_double)
//*****************
//BLAS3
//*****************
#define MAKE_GEMM(TYPE_CHAR, TYPE_ISAAC, TYPE_CL) \
clblasStatus clblas ## TYPE_CHAR ## gemm(clblasOrder order, clblasTranspose transA, clblasTranspose transB,\
size_t M, size_t N, size_t K,\
TYPE_CL alpha, const cl_mem cmA, size_t offA, size_t lda,\
const cl_mem cmB, size_t offB, size_t ldb, TYPE_CL beta,\
cl_mem mC, size_t offC, size_t ldc,\
cl_uint numCommandQueues, cl_command_queue *commandQueues,\
cl_uint numEventsInWaitList, const cl_event *eventWaitList, cl_event *events)\
{\
cl_mem mA = cmA;\
cl_mem mB = cmB;\
if(order==clblasRowMajor){\
std::swap(mA, mB);\
std::swap(offA, offB);\
std::swap(lda, ldb);\
std::swap(M, N);\
std::swap(transA, transB);\
}\
if(K==1 && M>1 && N>1){\
sc::array A((sc::int_t)M, TYPE_ISAAC, sc::driver::Buffer(mA, false), (sc::int_t)offA, transA==clblasNoTrans?1:lda);\
sc::array B((sc::int_t)N, TYPE_ISAAC, sc::driver::Buffer(mB, false), (sc::int_t)offB, transB==clblasTrans?1:ldb);\
sc::array C((sc::int_t)M, (sc::int_t)N, TYPE_ISAAC, sc::driver::Buffer(mC, false), (sc::int_t)offC, (sc::int_t)ldc);\
execute(sc::assign(C, alpha*sc::outer(A, B) + beta*C), C.context(), numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events);\
return clblasSuccess;\
}\
sc::int_t As1 = (sc::int_t)M, As2 = (sc::int_t)K;\
sc::int_t Bs1 = (sc::int_t)K, Bs2 = (sc::int_t)N;\
if(transA==clblasTrans) std::swap(As1, As2);\
if(transB==clblasTrans) std::swap(Bs1, Bs2);\
/*Struct*/\
sc::array A(As1, As2, TYPE_ISAAC, sc::driver::Buffer(mA, false), (sc::int_t)offA, (sc::int_t)lda);\
sc::array B(Bs1, Bs2, TYPE_ISAAC, sc::driver::Buffer(mB, false), (sc::int_t)offB, (sc::int_t)ldb);\
sc::array C((sc::int_t)M, (sc::int_t)N, TYPE_ISAAC, sc::driver::Buffer(mC, false), (sc::int_t)offC, (sc::int_t)ldc);\
sc::driver::Context const & context = C.context();\
/*Operation*/\
if((transA==clblasTrans) && (transB==clblasTrans))\
execute(sc::assign(C, alpha*dot(A.T, B.T) + beta*C), context, numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events);\
else if((transA==clblasTrans) && (transB==clblasNoTrans))\
execute(sc::assign(C, alpha*dot(A.T, B) + beta*C), context, numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events);\
else if((transA==clblasNoTrans) && (transB==clblasTrans))\
execute(sc::assign(C, alpha*dot(A, B.T) + beta*C), context, numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events);\
else\
execute(sc::assign(C, alpha*dot(A, B) + beta*C), context, numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events);\
return clblasSuccess;\
}
MAKE_GEMM(S, sc::FLOAT_TYPE, cl_float)
MAKE_GEMM(D, sc::DOUBLE_TYPE, cl_double)
#undef DOT
}