/* ************************************************************************ * Copyright (C) 2020-2025 Advanced Micro Devices, Inc. All rights reserved. * * 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 cop- * ies 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 IM- * PLIED, 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 CONNE- * CTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * * * ************************************************************************ */ #pragma once #include "clientcommon.hpp" template void gesvd_checkBadArgs(const hipsolverHandle_t handle, const char left_svect, const char right_svect, const int m, const int n, W dA, const int lda, const int stA, TT dS, const int stS, T dU, const int ldu, const int stU, T dV, const int ldv, const int stV, T dWork, const int lwork, TT dE, const int stE, U dinfo, const int bc) { // handle EXPECT_ROCBLAS_STATUS(hipsolver_gesvd(API, false, nullptr, left_svect, right_svect, m, n, dA, lda, stA, dS, stS, dU, ldu, stU, dV, ldv, stV, dWork, lwork, dE, stE, dinfo, bc), HIPSOLVER_STATUS_NOT_INITIALIZED); // values EXPECT_ROCBLAS_STATUS(hipsolver_gesvd(API, false, handle, '\0', right_svect, m, n, dA, lda, stA, dS, stS, dU, ldu, stU, dV, ldv, stV, dWork, lwork, dE, stE, dinfo, bc), HIPSOLVER_STATUS_INVALID_VALUE); EXPECT_ROCBLAS_STATUS(hipsolver_gesvd(API, false, handle, left_svect, '\0', m, n, dA, lda, stA, dS, stS, dU, ldu, stU, dV, ldv, stV, dWork, lwork, dE, stE, dinfo, bc), HIPSOLVER_STATUS_INVALID_VALUE); EXPECT_ROCBLAS_STATUS(hipsolver_gesvd(API, false, handle, 'O', 'O', m, n, dA, lda, stA, dS, stS, dU, ldu, stU, dV, ldv, stV, dWork, lwork, dE, stE, dinfo, bc), HIPSOLVER_STATUS_INVALID_VALUE); #if defined(__HIP_PLATFORM_HCC__) || defined(__HIP_PLATFORM_AMD__) // pointers EXPECT_ROCBLAS_STATUS(hipsolver_gesvd(API, false, handle, left_svect, right_svect, m, n, (W) nullptr, lda, stA, dS, stS, dU, ldu, stU, dV, ldv, stV, dWork, lwork, dE, stE, dinfo, bc), HIPSOLVER_STATUS_INVALID_VALUE); EXPECT_ROCBLAS_STATUS(hipsolver_gesvd(API, false, handle, left_svect, right_svect, m, n, dA, lda, stA, (TT) nullptr, stS, dU, ldu, stU, dV, ldv, stV, dWork, lwork, dE, stE, dinfo, bc), HIPSOLVER_STATUS_INVALID_VALUE); EXPECT_ROCBLAS_STATUS(hipsolver_gesvd(API, false, handle, left_svect, right_svect, m, n, dA, lda, stA, dS, stS, (T) nullptr, ldu, stU, dV, ldv, stV, dWork, lwork, dE, stE, dinfo, bc), HIPSOLVER_STATUS_INVALID_VALUE); EXPECT_ROCBLAS_STATUS(hipsolver_gesvd(API, false, handle, left_svect, right_svect, m, n, dA, lda, stA, dS, stS, dU, ldu, stU, (T) nullptr, ldv, stV, dWork, lwork, dE, stE, dinfo, bc), HIPSOLVER_STATUS_INVALID_VALUE); EXPECT_ROCBLAS_STATUS(hipsolver_gesvd(API, false, handle, left_svect, right_svect, m, n, dA, lda, stA, dS, stS, dU, ldu, stU, dV, ldv, stV, dWork, lwork, dE, stE, (U) nullptr, bc), HIPSOLVER_STATUS_INVALID_VALUE); #endif } template void testing_gesvd_bad_arg() { using S = decltype(std::real(T{})); // safe arguments hipsolver_local_handle handle; char left_svect = 'A'; char right_svect = 'A'; int m = 2; int n = 2; int lda = 2; int ldu = 2; int ldv = 2; int stA = 2; int stS = 2; int stU = 2; int stV = 2; int stE = 2; int bc = 1; if(BATCHED) { // // memory allocations // device_batch_vector dA(1, 1, 1); // device_strided_batch_vector dS(1, 1, 1, 1); // device_strided_batch_vector dU(1, 1, 1, 1); // device_strided_batch_vector dV(1, 1, 1, 1); // device_strided_batch_vector dE(1, 1, 1, 1); // device_strided_batch_vector dinfo(1, 1, 1, 1); // CHECK_HIP_ERROR(dA.memcheck()); // CHECK_HIP_ERROR(dS.memcheck()); // CHECK_HIP_ERROR(dU.memcheck()); // CHECK_HIP_ERROR(dV.memcheck()); // CHECK_HIP_ERROR(dE.memcheck()); // CHECK_HIP_ERROR(dinfo.memcheck()); // int size_W; // hipsolver_gesvd_bufferSize(API, handle, left_svect, right_svect, m, n, dA.data(), lda, &size_W); // size_t bytes_W = std::getenv("HIPSOLVER_BUFFERSIZE_RETURN_BYTES") != nullptr ? size_W : sizeof(T) * size_W; // device_strided_batch_vector dWork(bytes_W, 1, bytes_W, 1); // if(size_W) // CHECK_HIP_ERROR(dWork.memcheck()); // // check bad arguments // gesvd_checkBadArgs(handle, left_svect, right_svect, m, n, dA.data(), lda, stA, // dS.data(), stS, dU.data(), ldu, stU, dV.data(), ldv, stV, // dWork.data(), size_W, dE.data(), stE, dinfo.data(), bc); } else { // memory allocations device_strided_batch_vector dA(1, 1, 1, 1); device_strided_batch_vector dS(1, 1, 1, 1); device_strided_batch_vector dU(1, 1, 1, 1); device_strided_batch_vector dV(1, 1, 1, 1); device_strided_batch_vector dE(1, 1, 1, 1); device_strided_batch_vector dinfo(1, 1, 1, 1); CHECK_HIP_ERROR(dA.memcheck()); CHECK_HIP_ERROR(dS.memcheck()); CHECK_HIP_ERROR(dU.memcheck()); CHECK_HIP_ERROR(dV.memcheck()); CHECK_HIP_ERROR(dE.memcheck()); CHECK_HIP_ERROR(dinfo.memcheck()); int size_W; hipsolver_gesvd_bufferSize( API, handle, left_svect, right_svect, m, n, dA.data(), lda, &size_W); size_t bytes_W = std::getenv("HIPSOLVER_BUFFERSIZE_RETURN_BYTES") != nullptr ? size_W : sizeof(T) * size_W; device_strided_batch_vector dWork(bytes_W, 1, bytes_W, 1); if(size_W) CHECK_HIP_ERROR(dWork.memcheck()); // check bad arguments gesvd_checkBadArgs(handle, left_svect, right_svect, m, n, dA.data(), lda, stA, dS.data(), stS, dU.data(), ldu, stU, dV.data(), ldv, stV, dWork.data(), size_W, dE.data(), stE, dinfo.data(), bc); } } template void gesvd_initData(const hipsolverHandle_t handle, const char left_svect, const char right_svect, const int m, const int n, Td& dA, const int lda, const int bc, Th& hA, std::vector& A, bool test = true) { if(CPU) { rocblas_init(hA, true); for(int b = 0; b < bc; ++b) { // scale A to avoid singularities for(int i = 0; i < m; i++) { for(int j = 0; j < n; j++) { if(i == j) hA[b][i + j * lda] += 400; else hA[b][i + j * lda] -= 4; } } // make copy of original data to test vectors if required if(test && (left_svect != 'N' || right_svect != 'N')) { for(int i = 0; i < m; i++) { for(int j = 0; j < n; j++) A[b * lda * n + i + j * lda] = hA[b][i + j * lda]; } } } } if(GPU) { // now copy to the GPU CHECK_HIP_ERROR(dA.transfer_from(hA)); } } template void gesvd_getError(const hipsolverHandle_t handle, const char left_svect, const char right_svect, const int m, const int n, Wd& dA, const int lda, const int stA, Td& dS, const int stS, Ud& dU, const int ldu, const int stU, Ud& dV, const int ldv, const int stV, Ud& dWork, const int lwork, Td& dE, const int stE, Id& dinfo, const int bc, const char left_svectT, const char right_svectT, const int mT, const int nT, Ud& dUT, const int lduT, const int stUT, Ud& dVT, const int ldvT, const int stVT, Wh& hA, Th& hS, Th& hSres, Uh& hU, Uh& Ures, const int ldures, Uh& hV, Uh& Vres, const int ldvres, Th& hE, Th& hEres, Ih& hinfo, Ih& hinfoRes, double* max_err, double* max_errv) { int size_W = 5 * max(m, n); std::vector hWork(size_W); std::vector A(lda * n * bc); // input data initialization gesvd_initData(handle, left_svect, right_svect, m, n, dA, lda, bc, hA, A); // execute computations: // complementary execution to compute all singular vectors if needed (always in-place to ensure // we don't combine results computed by gemm_batched with results computed by gemm_strided_batched) CHECK_ROCBLAS_ERROR(hipsolver_gesvd(API, NRWK, handle, left_svectT, right_svectT, mT, nT, dA.data(), lda, stA, dS.data(), stS, dUT.data(), lduT, stUT, dVT.data(), ldvT, stVT, dWork.data(), lwork, dE.data(), stE, dinfo.data(), bc)); if(left_svect == 'N' && right_svect != 'N') CHECK_HIP_ERROR(Ures.transfer_from(dUT)); if(right_svect == 'N' && left_svect != 'N') CHECK_HIP_ERROR(Vres.transfer_from(dVT)); gesvd_initData(handle, left_svect, right_svect, m, n, dA, lda, bc, hA, A); // CPU lapack for(int b = 0; b < bc; ++b) cpu_gesvd(left_svect, right_svect, m, n, hA[b], lda, hS[b], hU[b], ldu, hV[b], ldv, hWork.data(), size_W, hE[b], hinfo[b]); // GPU lapack CHECK_ROCBLAS_ERROR(hipsolver_gesvd(API, NRWK, handle, left_svect, right_svect, m, n, dA.data(), lda, stA, dS.data(), stS, dU.data(), ldu, stU, dV.data(), ldv, stV, dWork.data(), lwork, dE.data(), stE, dinfo.data(), bc)); CHECK_HIP_ERROR(hSres.transfer_from(dS)); CHECK_HIP_ERROR(hEres.transfer_from(dE)); CHECK_HIP_ERROR(hinfoRes.transfer_from(dinfo)); if(left_svect == 'S' || left_svect == 'A') CHECK_HIP_ERROR(Ures.transfer_from(dU)); if(right_svect == 'S' || right_svect == 'A') CHECK_HIP_ERROR(Vres.transfer_from(dV)); if(left_svect == 'O') { CHECK_HIP_ERROR(hA.transfer_from(dA)); for(int b = 0; b < bc; ++b) { for(int i = 0; i < m; i++) { for(int j = 0; j < min(m, n); j++) Ures[b][i + j * ldures] = hA[b][i + j * lda]; } } } if(right_svect == 'O') { CHECK_HIP_ERROR(hA.transfer_from(dA)); for(int b = 0; b < bc; ++b) { for(int i = 0; i < min(m, n); i++) { for(int j = 0; j < n; j++) Vres[b][i + j * ldvres] = hA[b][i + j * lda]; } } } // Check info for non-convergence *max_err = 0; for(int b = 0; b < bc; ++b) { EXPECT_EQ(hinfo[b][0], hinfoRes[b][0]) << "where b = " << b; if(hinfo[b][0] != hinfoRes[b][0]) *max_err += 1; } // (We expect the used input matrices to always converge. Testing // implicitly the equivalent non-converged matrix is very complicated and it boils // down to essentially run the algorithm again and until convergence is achieved). double err; *max_errv = 0; for(int b = 0; b < bc; ++b) { // error is ||hS - hSres|| err = norm_error('F', 1, min(m, n), 1, hS[b], hSres[b]); *max_err = err > *max_err ? err : *max_err; // Check the singular vectors if required if(hinfo[b][0] == 0 && (left_svect != 'N' || right_svect != 'N')) { err = 0; // check singular vectors implicitly (A*v_k = s_k*u_k) for(int k = 0; k < min(m, n); ++k) { for(int i = 0; i < m; ++i) { T tmp = 0; for(int j = 0; j < n; ++j) tmp += A[b * lda * n + i + j * lda] * std::conj(Vres[b][k + j * ldvres]); tmp -= hSres[b][k] * Ures[b][i + k * ldures]; err += std::abs(tmp) * std::abs(tmp); } } err = std::sqrt(err) / double(snorm('F', m, n, A.data() + b * lda * n, lda)); *max_errv = err > *max_errv ? err : *max_errv; } } } template void gesvd_getPerfData(const hipsolverHandle_t handle, const char left_svect, const char right_svect, const int m, const int n, Wd& dA, const int lda, const int stA, Td& dS, const int stS, Ud& dU, const int ldu, const int stU, Ud& dV, const int ldv, const int stV, Ud& dWork, const int lwork, Td& dE, const int stE, Id& dinfo, const int bc, Wh& hA, Th& hS, Uh& hU, Uh& hV, Th& hE, Ih& hinfo, double* gpu_time_used, double* cpu_time_used, const int hot_calls, const bool perf) { int size_W = 5 * max(m, n); std::vector hWork(size_W); std::vector A; if(!perf) { gesvd_initData( handle, left_svect, right_svect, m, n, dA, lda, bc, hA, A, 0); // cpu-lapack performance (only if not in perf mode) *cpu_time_used = get_time_us_no_sync(); for(int b = 0; b < bc; ++b) cpu_gesvd(left_svect, right_svect, m, n, hA[b], lda, hS[b], hU[b], ldu, hV[b], ldv, hWork.data(), size_W, hE[b], hinfo[b]); *cpu_time_used = get_time_us_no_sync() - *cpu_time_used; } gesvd_initData(handle, left_svect, right_svect, m, n, dA, lda, bc, hA, A, 0); // cold calls for(int iter = 0; iter < 2; iter++) { gesvd_initData( handle, left_svect, right_svect, m, n, dA, lda, bc, hA, A, 0); CHECK_ROCBLAS_ERROR(hipsolver_gesvd(API, NRWK, handle, left_svect, right_svect, m, n, dA.data(), lda, stA, dS.data(), stS, dU.data(), ldu, stU, dV.data(), ldv, stV, dWork.data(), lwork, dE.data(), stE, dinfo.data(), bc)); } // gpu-lapack performance hipStream_t stream; CHECK_ROCBLAS_ERROR(hipsolverGetStream(handle, &stream)); double start; for(int iter = 0; iter < hot_calls; iter++) { gesvd_initData( handle, left_svect, right_svect, m, n, dA, lda, bc, hA, A, 0); start = get_time_us_sync(stream); hipsolver_gesvd(API, NRWK, handle, left_svect, right_svect, m, n, dA.data(), lda, stA, dS.data(), stS, dU.data(), ldu, stU, dV.data(), ldv, stV, dWork.data(), lwork, dE.data(), stE, dinfo.data(), bc); *gpu_time_used += get_time_us_sync(stream) - start; } *gpu_time_used /= hot_calls; } template void testing_gesvd(Arguments& argus) { using S = decltype(std::real(T{})); // get arguments hipsolver_local_handle handle; char leftv = argus.get("jobu"); char rightv = argus.get("jobv"); int m = argus.get("m"); int n = argus.get("n", m); int lda = argus.get("lda", m); int ldu = argus.get("ldu", m); int ldv = argus.get("ldv", (rightv == 'A' ? n : min(m, n))); int stA = argus.get("strideA", lda * n); int stS = argus.get("strideS", min(m, n)); int stU = argus.get("strideU", ldu * m); int stV = argus.get("strideV", ldv * n); int stE = argus.get("strideE", min(m, n) - 1); int bc = argus.batch_count; int hot_calls = argus.iters; // check non-supported values if(rightv == 'O' && leftv == 'O') { if(BATCHED) { // EXPECT_ROCBLAS_STATUS(hipsolver_gesvd(API, // NRWK, // handle, // leftv, // rightv, // m, // n, // (T* const*)nullptr, // lda, // stA, // (S*)nullptr, // stS, // (T*)nullptr, // ldu, // stU, // (T*)nullptr, // ldv, // stV, // (T*)nullptr, // 0, // (S*)nullptr, // stE, // (int*)nullptr, // bc), // HIPSOLVER_STATUS_INVALID_VALUE); } else { EXPECT_ROCBLAS_STATUS(hipsolver_gesvd(API, NRWK, handle, leftv, rightv, m, n, (T*)nullptr, lda, stA, (S*)nullptr, stS, (T*)nullptr, ldu, stU, (T*)nullptr, ldv, stV, (T*)nullptr, 0, (S*)nullptr, stE, (int*)nullptr, bc), HIPSOLVER_STATUS_INVALID_VALUE); } if(argus.timing) rocsolver_bench_inform(inform_invalid_args); return; } /** TESTING OF SINGULAR VECTORS IS DONE IMPLICITLY, NOT EXPLICITLY COMPARING WITH LAPACK. SO, WE ALWAYS NEED TO COMPUTE THE SAME NUMBER OF ELEMENTS OF THE RIGHT AND LEFT VECTORS. WHILE DOING THIS, IF MORE VECTORS THAN THE SPECIFIED IN THE MAIN CALL NEED TO BE COMPUTED, WE DO SO WITH AN EXTRA CALL **/ signed char leftvT = 'N'; signed char rightvT = 'N'; int ldvT = 1; int lduT = 1; int mT = 0; int nT = 0; bool svects = (leftv != 'N' || rightv != 'N'); if(svects) { if(leftv == 'N') { leftvT = 'A'; lduT = m; mT = m; nT = n; // if((n > m && fa == rocblas_outofplace) || (n > m && rightv == 'O')) // rightvT = 'O'; } if(rightv == 'N') { rightvT = 'A'; ldvT = n; mT = m; nT = n; // if((m >= n && fa == rocblas_outofplace) || (m >= n && leftv == 'O')) // leftvT = 'O'; } } // determine sizes int ldures = 1; int ldvres = 1; size_t size_Sres = 0; size_t size_Eres = 0; size_t size_Ures = 0; size_t size_Vres = 0; size_t size_UT = 0; size_t size_VT = 0; size_t size_A = size_t(lda) * n; size_t size_S = size_t(min(m, n)); size_t size_E = size_t(min(m, n) - 1); size_t size_V = size_t(ldv) * n; size_t size_U = size_t(ldu) * m; if(argus.unit_check || argus.norm_check) { size_VT = size_t(ldvT) * nT; size_UT = size_t(lduT) * mT; size_Sres = size_S; size_Eres = size_E; if(svects) { if(leftv == 'N') { size_Ures = size_UT; ldures = lduT; } else if(leftv == 'S' || leftv == 'A') { size_Ures = size_U; ldures = ldu; } else { size_Ures = m * m; ldures = m; } if(rightv == 'N') { size_Vres = size_VT; ldvres = ldvT; } else if(rightv == 'S' || rightv == 'A') { size_Vres = size_V; ldvres = ldv; } else { size_Vres = n * n; ldvres = n; } } } int stUT = size_UT; int stVT = size_VT; int stUres = size_Ures; int stVres = size_Vres; double max_error = 0, gpu_time_used = 0, cpu_time_used = 0, max_errorv = 0; // check invalid sizes bool invalid_size = (n < 0 || m < 0 || lda < m || ldu < 1 || ldv < 1 || bc < 0) || ((leftv == 'A' || leftv == 'S') && ldu < m) || ((rightv == 'A' && ldv < n) || (rightv == 'S' && ldv < min(m, n))); if(invalid_size) { if(BATCHED) { // EXPECT_ROCBLAS_STATUS(hipsolver_gesvd(API, // NRWK, // handle, // leftv, // rightv, // m, // n, // (T* const*)nullptr, // lda, // stA, // (S*)nullptr, // stS, // (T*)nullptr, // ldu, // stU, // (T*)nullptr, // ldv, // stV, // (T*)nullptr, // 0, // (S*)nullptr, // stE, // (int*)nullptr, // bc), // HIPSOLVER_STATUS_INVALID_VALUE); } else { EXPECT_ROCBLAS_STATUS(hipsolver_gesvd(API, NRWK, handle, leftv, rightv, m, n, (T*)nullptr, lda, stA, (S*)nullptr, stS, (T*)nullptr, ldu, stU, (T*)nullptr, ldv, stV, (T*)nullptr, 0, (S*)nullptr, stE, (int*)nullptr, bc), HIPSOLVER_STATUS_INVALID_VALUE); } if(argus.timing) rocsolver_bench_inform(inform_invalid_size); return; } // memory size query is necessary int size_W, w1, w2; hipsolver_gesvd_bufferSize(API, handle, leftv, rightv, m, n, (T*)nullptr, lda, &w1); hipsolver_gesvd_bufferSize(API, handle, leftvT, rightvT, mT, nT, (T*)nullptr, lda, &w2); size_W = max(w1, w2); size_t bytes_W = std::getenv("HIPSOLVER_BUFFERSIZE_RETURN_BYTES") != nullptr ? size_W : sizeof(T) * size_W; if(argus.mem_query) { rocsolver_bench_inform(inform_mem_query, bytes_W); return; } // memory allocations (all cases) // host host_strided_batch_vector hE(5 * max(m, n), 1, 5 * max(m, n), bc); host_strided_batch_vector hS(size_S, 1, stS, bc); host_strided_batch_vector hV(size_V, 1, stV, bc); host_strided_batch_vector hU(size_U, 1, stU, bc); host_strided_batch_vector hinfo(1, 1, 1, bc); host_strided_batch_vector hinfoRes(1, 1, 1, bc); host_strided_batch_vector hSres(size_Sres, 1, stS, bc); host_strided_batch_vector hEres(size_Eres, 1, stE, bc); host_strided_batch_vector Vres(size_Vres, 1, stVres, bc); host_strided_batch_vector Ures(size_Ures, 1, stUres, bc); // device device_strided_batch_vector dE(size_E, 1, stE, bc); device_strided_batch_vector dS(size_S, 1, stS, bc); device_strided_batch_vector dV(size_V, 1, stV, bc); device_strided_batch_vector dU(size_U, 1, stU, bc); device_strided_batch_vector dinfo(1, 1, 1, bc); device_strided_batch_vector dVT(size_VT, 1, stVT, bc); device_strided_batch_vector dUT(size_UT, 1, stUT, bc); device_strided_batch_vector dWork(bytes_W, 1, bytes_W, 1); // bytes_W accounts for bc if(size_VT) CHECK_HIP_ERROR(dVT.memcheck()); if(size_UT) CHECK_HIP_ERROR(dUT.memcheck()); if(size_E) CHECK_HIP_ERROR(dE.memcheck()); if(size_S) CHECK_HIP_ERROR(dS.memcheck()); if(size_V) CHECK_HIP_ERROR(dV.memcheck()); if(size_U) CHECK_HIP_ERROR(dU.memcheck()); CHECK_HIP_ERROR(dinfo.memcheck()); if(size_W) CHECK_HIP_ERROR(dWork.memcheck()); if(BATCHED) { // // memory allocations // host_batch_vector hA(size_A, 1, bc); // device_batch_vector dA(size_A, 1, bc); // if(size_A) // CHECK_HIP_ERROR(dA.memcheck()); // // check computations // if(argus.unit_check || argus.norm_check) // { // gesvd_getError(handle, // leftv, // rightv, // m, // n, // dA, // lda, // stA, // dS, // stS, // dU, // ldu, // stU, // dV, // ldv, // stV, // dWork, // size_W, // dE, // stE, // dinfo, // bc, // leftvT, // rightvT, // mT, // nT, // dUT, // lduT, // stUT, // dVT, // ldvT, // stVT, // hA, // hS, // hSres, // hU, // Ures, // ldures, // hV, // Vres, // ldvres, // hE, // hEres, // hinfo, // hinfoRes, // &max_error, // &max_errorv); // } // // collect performance data // if(argus.timing) // { // gesvd_getPerfData(handle, // leftv, // rightv, // m, // n, // dA, // lda, // stA, // dS, // stS, // dU, // ldu, // stU, // dV, // ldv, // stV, // dWork, // size_W, // dE, // stE, // dinfo, // bc, // hA, // hS, // hU, // hV, // hE, // hinfo, // &gpu_time_used, // &cpu_time_used, // hot_calls, // argus.perf); // } } else { // memory allocations host_strided_batch_vector hA(size_A, 1, stA, bc); device_strided_batch_vector dA(size_A, 1, stA, bc); if(size_A) CHECK_HIP_ERROR(dA.memcheck()); // check computations if(argus.unit_check || argus.norm_check) { gesvd_getError(handle, leftv, rightv, m, n, dA, lda, stA, dS, stS, dU, ldu, stU, dV, ldv, stV, dWork, size_W, dE, stE, dinfo, bc, leftvT, rightvT, mT, nT, dUT, lduT, stUT, dVT, ldvT, stVT, hA, hS, hSres, hU, Ures, ldures, hV, Vres, ldvres, hE, hEres, hinfo, hinfoRes, &max_error, &max_errorv); } // collect performance data if(argus.timing) { gesvd_getPerfData(handle, leftv, rightv, m, n, dA, lda, stA, dS, stS, dU, ldu, stU, dV, ldv, stV, dWork, size_W, dE, stE, dinfo, bc, hA, hS, hU, hV, hE, hinfo, &gpu_time_used, &cpu_time_used, hot_calls, argus.perf); } } // validate results for rocsolver-test // using 2 * min(m, n) * machine_precision as tolerance if(argus.unit_check) { ROCSOLVER_TEST_CHECK(T, max_error, 2 * min(m, n)); if(svects) ROCSOLVER_TEST_CHECK(T, max_errorv, 2 * min(m, n)); } // output results for rocsolver-bench if(argus.timing) { if(svects) max_error = (max_error >= max_errorv) ? max_error : max_errorv; if(!argus.perf) { std::cerr << "\n============================================\n"; std::cerr << "Arguments:\n"; std::cerr << "============================================\n"; if(BATCHED) { rocsolver_bench_output("jobu", "jobv", "m", "n", "lda", "strideS", "ldu", "strideU", "ldv", "strideV", "strideE", "batch_c"); rocsolver_bench_output(leftv, rightv, m, n, lda, stS, ldu, stU, ldv, stV, stE, bc); } else if(STRIDED) { rocsolver_bench_output("jobu", "jobv", "m", "n", "lda", "strideA", "strideS", "ldu", "strideU", "ldv", "strideV", "strideE", "batch_c"); rocsolver_bench_output( leftv, rightv, m, n, lda, stA, stS, ldu, stU, ldv, stV, stE, bc); } else { rocsolver_bench_output("jobu", "jobv", "m", "n", "lda", "ldu", "ldv"); rocsolver_bench_output(leftv, rightv, m, n, lda, ldu, ldv); } std::cerr << "\n============================================\n"; std::cerr << "Results:\n"; std::cerr << "============================================\n"; if(argus.norm_check) { rocsolver_bench_output("cpu_time", "gpu_time", "error"); rocsolver_bench_output(cpu_time_used, gpu_time_used, max_error); } else { rocsolver_bench_output("cpu_time", "gpu_time"); rocsolver_bench_output(cpu_time_used, gpu_time_used); } std::cerr << std::endl; } else { if(argus.norm_check) rocsolver_bench_output(gpu_time_used, max_error); else rocsolver_bench_output(gpu_time_used); } } // ensure all arguments were consumed argus.validate_consumed(); }