241 lines
9.8 KiB
C++
241 lines
9.8 KiB
C++
#include "isaac/array.h"
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#include "isaac/symbolic/execute.h"
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#include "cublas.h"
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namespace sc = isaac;
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extern "C"
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{
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// sc::driver::Context current_context()
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// {
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// CUcontext ctx;
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// CUdevice dev;
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// cuCtxGetCurrent(&ctx);
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// cuCtxGetDevice(&dev);
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// return sc::driver::Context(ctx, dev, false);
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// }
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struct cublasContext
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{
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};
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cublasStatus_t cublasCreate_v2 (cublasHandle_t *handle)
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{
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*handle = new cublasContext();
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return CUBLAS_STATUS_SUCCESS;
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}
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cublasStatus_t cublasDestroy_v2 (cublasHandle_t handle)
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{
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delete handle;
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return CUBLAS_STATUS_SUCCESS;
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}
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cublasStatus cublasInit()
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{
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return CUBLAS_STATUS_SUCCESS;
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}
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cublasStatus cublasShutdown()
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{
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isaac::profiles::release();
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isaac::driver::backend::release();
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return CUBLAS_STATUS_SUCCESS;
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}
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//*****************
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//BLAS1
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//*****************
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//AXPY
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#define MAKE_AXPY(TYPE_CHAR, TYPE_ISAAC, TYPE_CU) \
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void cublas ## TYPE_CHAR ## axpy (int n, TYPE_CU alpha, const TYPE_CU *x, int incx, TYPE_CU *y, int incy)\
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{\
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sc::array dx((sc::int_t)n, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)x,false), 0, incx); \
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sc::array dy((sc::int_t)n, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)y,false), 0, incy); \
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sc::execute(sc::assign(dy, alpha*dx + dy));\
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}\
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cublasStatus_t cublas ## TYPE_CHAR ## axpy_v2 (cublasHandle_t, int n, const TYPE_CU *alpha,\
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const TYPE_CU *x, int incx, TYPE_CU *y, int incy)\
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{\
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cublas ## TYPE_CHAR ## axpy(n, *alpha, x, incx, y, incy);\
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return CUBLAS_STATUS_SUCCESS;\
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}
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MAKE_AXPY(S, sc::FLOAT_TYPE, float)
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MAKE_AXPY(D, sc::DOUBLE_TYPE, double)
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//COPY
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#define MAKE_COPY(TYPE_CHAR, TYPE_ISAAC, TYPE_CU) \
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void cublas ## TYPE_CHAR ## copy (int n, const TYPE_CU *x, int incx, TYPE_CU *y, int incy)\
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{\
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sc::array dx((sc::int_t)n, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)x,false), 0, incx); \
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sc::array dy((sc::int_t)n, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)y,false), 0, incy); \
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sc::execute(sc::assign(dy,dx));\
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}\
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cublasStatus_t cublas ## TYPE_CHAR ## copy_v2 (cublasHandle_t, int n, const TYPE_CU *x, int incx, TYPE_CU *y, int incy)\
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{\
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cublas ## TYPE_CHAR ## copy(n, x, incx, y, incy);\
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return CUBLAS_STATUS_SUCCESS;\
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}
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MAKE_COPY(S, sc::FLOAT_TYPE, float)
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MAKE_COPY(D, sc::DOUBLE_TYPE, double)
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//SCAL
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#define MAKE_SCAL(TYPE_CHAR, TYPE_ISAAC, TYPE_CU) \
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void cublas ## TYPE_CHAR ## scal (int n, TYPE_CU alpha, TYPE_CU *x, int incx)\
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{\
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sc::array dx((sc::int_t)n, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)x,false), 0, incx); \
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sc::execute(sc::assign(dx,alpha*dx));\
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}\
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cublasStatus_t cublas ## TYPE_CHAR ## scal_v2 (cublasHandle_t, int n, const TYPE_CU * alpha, TYPE_CU *x, int incx)\
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{\
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cublas ## TYPE_CHAR ## scal(n, *alpha, x, incx);\
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return CUBLAS_STATUS_SUCCESS;\
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}
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MAKE_SCAL(S, sc::FLOAT_TYPE, float)
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MAKE_SCAL(D, sc::DOUBLE_TYPE, double)
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//DOT
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#define MAKE_DOT(TYPE_CHAR, TYPE_ISAAC, TYPE_CU) \
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TYPE_CU cublas ## TYPE_CHAR ## dot (int n, const TYPE_CU *x, int incx, const TYPE_CU *y, int incy)\
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{\
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sc::array dx((sc::int_t)n, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)x,false), 0, incx); \
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sc::array dy((sc::int_t)n, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)y,false), 0, incy); \
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return sc::value_scalar(sc::dot(dx,dy));\
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}\
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cublasStatus_t cublas ## TYPE_CHAR ## dot_v2 (cublasHandle_t, int n, const TYPE_CU *x, int incx, const TYPE_CU *y, int incy, TYPE_CU* result)\
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{\
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*result = cublas ## TYPE_CHAR ## dot(n, x, incx, y, incy);\
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return CUBLAS_STATUS_SUCCESS;\
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}
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MAKE_DOT(S, sc::FLOAT_TYPE, float)
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MAKE_DOT(D, sc::DOUBLE_TYPE, double)
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//ASUM
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#define MAKE_ASUM(TYPE_CHAR, TYPE_ISAAC, TYPE_CU) \
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TYPE_CU cublas ## TYPE_CHAR ## asum (int n, const TYPE_CU *x, int incx)\
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{\
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sc::array dx((sc::int_t)n, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)x,false), 0, incx); \
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return sc::value_scalar(sum(abs(dx)));\
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}\
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cublasStatus_t cublas ## TYPE_CHAR ## asum_v2 (cublasHandle_t, int n, const TYPE_CU *x, int incx, TYPE_CU* result)\
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{\
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*result = cublas ## TYPE_CHAR ## asum(n, x, incx);\
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return CUBLAS_STATUS_SUCCESS;\
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}
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MAKE_ASUM(S, sc::FLOAT_TYPE, float)
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MAKE_ASUM(D, sc::DOUBLE_TYPE, double)
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//*****************
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//BLAS2
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//*****************
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#define MAKE_GEMV(TYPE_CHAR, TYPE_ISAAC, TYPE_CU) \
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void cublas ## TYPE_CHAR ## gemv (char trans, int m, int n, TYPE_CU alpha,\
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const TYPE_CU *A, int lda, const TYPE_CU *x, int incx,\
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TYPE_CU beta, TYPE_CU *y, int incy)\
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{\
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sc::array dA((sc::int_t)m, (sc::int_t)n, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)A, false), 0, (sc::int_t)lda);\
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\
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sc::int_t sx = (sc::int_t)n, sy = (sc::int_t)m;\
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if(trans=='T') std::swap(sx, sy);\
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sc::array dx(sx, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)x, false), 0, incx);\
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sc::array dy(sy, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)y, false), 0, incy);\
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\
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if(trans=='T')\
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sc::execute(sc::assign(dy, alpha*dot(dA.T, dx) + beta*dy));\
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else\
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sc::execute(sc::assign(dy, alpha*dot(dA, dx) + beta*dy));\
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}\
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cublasStatus_t cublas ## TYPE_CHAR ## gemv_v2 (cublasHandle_t, cublasOperation_t trans, int m, int n, const TYPE_CU *alpha,\
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const TYPE_CU *A, int lda, const TYPE_CU *x, int incx, const TYPE_CU *beta, TYPE_CU *y, int incy)\
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{\
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if(trans==CUBLAS_OP_C)\
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return CUBLAS_STATUS_NOT_SUPPORTED;\
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cublas ## TYPE_CHAR ## gemv((trans==CUBLAS_OP_N)?'N':'T', m, n, *alpha, A, lda, x, incx, *beta, y, incy);\
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return CUBLAS_STATUS_SUCCESS;\
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}
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MAKE_GEMV(S, sc::FLOAT_TYPE, float)
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MAKE_GEMV(D, sc::DOUBLE_TYPE, double)
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#define MAKE_GER(TYPE_CHAR, TYPE_ISAAC, TYPE_CU) \
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void cublas ## TYPE_CHAR ## ger (int m, int n, TYPE_CU alpha, const TYPE_CU *x, int incx,\
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const TYPE_CU *y, int incy, TYPE_CU *A, int lda)\
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{\
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sc::array dx((sc::int_t)n, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)x,false), 0, incx); \
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sc::array dy((sc::int_t)n, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)y,false), 0, incy); \
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sc::array dA((sc::int_t)m, (sc::int_t)n, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)A, false), 0, (sc::int_t)lda);\
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sc::execute(sc::assign(dA, alpha*sc::outer(dx, dy) + dA));\
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}\
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cublasStatus_t cublas ## TYPE_CHAR ## ger_v2 (cublasHandle_t, int m, int n, const TYPE_CU * alpha, const TYPE_CU *x, int incx,\
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const TYPE_CU *y, int incy, TYPE_CU *A, int lda)\
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{\
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cublas ## TYPE_CHAR ## ger(m, n, *alpha, x, incx, y, incy, A, lda);\
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return CUBLAS_STATUS_SUCCESS;\
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}
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MAKE_GER(S, sc::FLOAT_TYPE, float)
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MAKE_GER(D, sc::DOUBLE_TYPE, double)
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//*****************
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//BLAS3
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//*****************
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#define MAKE_GEMM(TYPE_CHAR, TYPE_ISAAC, TYPE_CU) \
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void cublas ## TYPE_CHAR ## gemm (char transa, char transb, int m, int n, int k,\
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TYPE_CU alpha, const TYPE_CU *A, int lda,\
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const TYPE_CU *B, int ldb, TYPE_CU beta, TYPE_CU *C,\
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int ldc)\
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{\
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if(k==1 && m>1 && n>1){\
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sc::array dA((sc::int_t)m, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)A, false), 0, transa=='N'?1:lda);\
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sc::array dB((sc::int_t)n, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)B, false), 0, transb=='T'?1:ldb);\
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sc::array dC((sc::int_t)m, (sc::int_t)n, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)C, false), 0, (sc::int_t)ldc);\
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sc::execute(sc::assign(dC, alpha*sc::outer(dA, dB) + beta*dC));\
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return;\
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}\
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sc::int_t As1 = (sc::int_t)m, As2 = (sc::int_t)k;\
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sc::int_t Bs1 = (sc::int_t)k, Bs2 = (sc::int_t)n;\
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if(transa=='T') std::swap(As1, As2);\
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if(transb=='T') std::swap(Bs1, Bs2);\
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/*Struct*/\
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sc::array dA(As1, As2, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)A, false), 0, (sc::int_t)lda);\
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sc::array dB(Bs1, Bs2, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)B, false), 0, (sc::int_t)ldb);\
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sc::array dC((sc::int_t)m, (sc::int_t)n, TYPE_ISAAC, sc::driver::Buffer((CUdeviceptr)C, false), 0, (sc::int_t)ldc);\
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/*Operation*/\
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if((transa=='T') && (transb=='T'))\
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sc::execute(sc::assign(dC, alpha*dot(dA.T, dB.T) + beta*dC));\
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else if((transa=='T') && (transb=='N'))\
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sc::execute(sc::assign(dC, alpha*dot(dA.T, dB) + beta*dC));\
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else if((transa=='N') && (transb=='T'))\
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sc::execute(sc::assign(dC, alpha*dot(dA, dB.T) + beta*dC));\
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else\
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sc::execute(sc::assign(dC, alpha*dot(dA, dB) + beta*dC));\
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}\
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cublasStatus_t cublas ## TYPE_CHAR ## gemm_v2(cublasHandle_t, cublasOperation_t transa, cublasOperation_t transb,\
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int m, int n, int k, const TYPE_CU *alpha, const TYPE_CU *A,\
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int lda, const TYPE_CU *B, int ldb,const TYPE_CU *beta, TYPE_CU *C, int ldc)\
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{\
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if(transa==CUBLAS_OP_C || transb==CUBLAS_OP_C)\
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return CUBLAS_STATUS_NOT_SUPPORTED;\
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cublas ## TYPE_CHAR ## gemm((transa==CUBLAS_OP_N)?'N':'T', (transb==CUBLAS_OP_N)?'N':'T', m, n, k, *alpha, A, lda, B, ldb, *beta, C, ldc);\
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return CUBLAS_STATUS_SUCCESS;\
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}
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MAKE_GEMM(S, sc::FLOAT_TYPE, cl_float)
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MAKE_GEMM(D, sc::DOUBLE_TYPE, cl_double)
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}
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