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/* ************************************************************************
* Copyright 2013 Advanced Micro Devices, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ************************************************************************/
//#define DEBUG_SCAL
#include <stdio.h>
#include <string.h>
#include <clBLAS.h>
#include <devinfo.h>
#include "clblas-internal.h"
#include "solution_seq.h"
clblasStatus
doScal(
CLBlasKargs *kargs,
size_t N,
cl_mem X,
size_t offx,
int incx,
cl_uint numCommandQueues,
cl_command_queue *commandQueues,
cl_uint numEventsInWaitList,
const cl_event *eventWaitList,
cl_event *events)
{
cl_int err;
ListHead seq;
clblasStatus retCode = clblasSuccess;
if (!clblasInitialized) {
return clblasNotInitialized;
}
/* Validate arguments */
retCode = checkMemObjects(X, X, X, false, X_VEC_ERRSET, X_VEC_ERRSET, X_VEC_ERRSET );
if (retCode) {
printf("Invalid mem object..\n");
return retCode;
}
// Check wheather enough memory was allocated
if ((retCode = checkVectorSizes(kargs->dtype, N, X, offx, incx, X_VEC_ERRSET))) {
printf("Invalid Size for X\n");
return retCode;
}
///////////////////////////////////////////////////////////////
if ((commandQueues == NULL) || (numCommandQueues == 0))
{
return clblasInvalidValue;
}
/* numCommandQueues will be hardcoded to 1 as of now. No multi-gpu support */
numCommandQueues = 1;
if (commandQueues[0] == NULL)
{
return clblasInvalidCommandQueue;
}
if ((numEventsInWaitList !=0) && (eventWaitList == NULL))
{
return clblasInvalidEventWaitList;
}
kargs->N = N;
kargs->A = X;
kargs->offBX = offx;
kargs->ldb.vector = incx; // Will be using this as incx
if(incx < 0) { // According to Netlib - return for negative incx
return clblasSuccess;
}
#ifdef DEBUG_SCAL
printf("Calling makeSolutionSeq from DoScal: SCAL\n");
#endif
listInitHead(&seq);
err = makeSolutionSeq(CLBLAS_SCAL, kargs, numCommandQueues, commandQueues,
numEventsInWaitList, eventWaitList, events, &seq);
if (err == CL_SUCCESS) {
err = executeSolutionSeq(&seq);
}
freeSolutionSeq(&seq);
return (clblasStatus)err;
}
clblasStatus
clblasSscal(
size_t N,
float alpha,
cl_mem X,
size_t offx,
int incx,
cl_uint numCommandQueues,
cl_command_queue *commandQueues,
cl_uint numEventsInWaitList,
const cl_event *eventWaitList,
cl_event *events)
{
CLBlasKargs kargs;
#ifdef DEBUG_SCAL
printf("\nSSCAL Called\n");
#endif
memset(&kargs, 0, sizeof(kargs));
kargs.dtype = TYPE_FLOAT;
kargs.alpha.argFloat = alpha;
return doScal(&kargs, N, X, offx, incx, numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events);
}
clblasStatus
clblasDscal(
size_t N,
double alpha,
cl_mem X,
size_t offx,
int incx,
cl_uint numCommandQueues,
cl_command_queue *commandQueues,
cl_uint numEventsInWaitList,
const cl_event *eventWaitList,
cl_event *events)
{
CLBlasKargs kargs;
#ifdef DEBUG_SCAL
printf("\nDSCAL Called\n");
#endif
memset(&kargs, 0, sizeof(kargs));
kargs.dtype = TYPE_DOUBLE;
kargs.alpha.argDouble = alpha;
return doScal(&kargs, N, X, offx, incx, numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events);
}
clblasStatus
clblasCscal(
size_t N,
cl_float2 alpha,
cl_mem X,
size_t offx,
int incx,
cl_uint numCommandQueues,
cl_command_queue *commandQueues,
cl_uint numEventsInWaitList,
const cl_event *eventWaitList,
cl_event *events)
{
CLBlasKargs kargs;
#ifdef DEBUG_SCAL
printf("\nCSCAL Called\n");
#endif
memset(&kargs, 0, sizeof(kargs));
kargs.dtype = TYPE_COMPLEX_FLOAT;
kargs.alpha.argFloatComplex = alpha;
return doScal(&kargs, N, X, offx, incx,
numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events);
}
clblasStatus
clblasZscal(
size_t N,
cl_double2 alpha,
cl_mem X,
size_t offx,
int incx,
cl_uint numCommandQueues,
cl_command_queue *commandQueues,
cl_uint numEventsInWaitList,
const cl_event *eventWaitList,
cl_event *events)
{
CLBlasKargs kargs;
#ifdef DEBUG_SCAL
printf("\nZSCAL Called\n");
#endif
memset(&kargs, 0, sizeof(kargs));
kargs.dtype = TYPE_COMPLEX_DOUBLE;
kargs.alpha.argDoubleComplex = alpha;
return doScal(&kargs, N, X, offx, incx,
numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events);
}
clblasStatus
clblasCsscal(
size_t N,
float alpha,
cl_mem X,
size_t offx,
int incx,
cl_uint numCommandQueues,
cl_command_queue *commandQueues,
cl_uint numEventsInWaitList,
const cl_event *eventWaitList,
cl_event *events)
{
CLBlasKargs kargs;
FloatComplex fAlpha;
#ifdef DEBUG_SSCAL
printf("\nCSSCAL Called\n");
#endif
CREAL(fAlpha) = alpha;
CIMAG(fAlpha) = 0.0f;
memset(&kargs, 0, sizeof(kargs));
kargs.alpha.argFloatComplex = fAlpha;
kargs.dtype = TYPE_COMPLEX_FLOAT;
return doScal(&kargs, N, X, offx, incx, numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events);
}
clblasStatus
clblasZdscal(
size_t N,
double alpha,
cl_mem X,
size_t offx,
int incx,
cl_uint numCommandQueues,
cl_command_queue *commandQueues,
cl_uint numEventsInWaitList,
const cl_event *eventWaitList,
cl_event *events)
{
CLBlasKargs kargs;
DoubleComplex fAlpha;
#ifdef DEBUG_SSCAL
printf("\nZDSCAL Called\n");
#endif
CREAL(fAlpha) = alpha;
CIMAG(fAlpha) = 0.0f;
memset(&kargs, 0, sizeof(kargs));
kargs.alpha.argDoubleComplex = fAlpha;
kargs.dtype = TYPE_COMPLEX_DOUBLE;
return doScal(&kargs, N, X, offx, incx, numCommandQueues, commandQueues, numEventsInWaitList, eventWaitList, events);
}
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