MFC
Exascale flow solver
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m_checker_common.fpp.f90
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1# 1 "/home/runner/work/MFC/MFC/src/common/m_checker_common.fpp"
2!>
3!!@file
4!!@brief Contains module m_checker_common
5
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7! This file exists so that Fypp can be run without generating case.fpp files for
8! each target. This is useful when generating documentation, for example. This
9! should also let MFC be built with CMake directly, without invoking mfc.sh.
10
11! For pre-process.
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14! For moving immersed boundaries in simulation
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234! New line at end of file is required for FYPP
235# 4 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp" 2
236
237! GPU parallel region (scalar reductions, maxval/minval)
238# 23 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
239
240! GPU parallel loop over threads (most common GPU macro)
241# 43 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
242
243! Required closing for GPU_PARALLEL_LOOP
244# 55 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
245
246! Mark routine for device compilation
247# 112 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
248
249! Declare device-resident data
250# 130 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
251
252! Inner loop within a GPU parallel region
253# 145 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
254
255! Scoped GPU data region
256# 164 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
257
258! Host code with device pointers (for MPI with GPU buffers)
259# 193 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
260
261! Allocate device memory (unscoped)
262# 207 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
263
264! Free device memory
265# 219 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
266
267! Atomic operation on device
268# 231 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
269
270! End atomic capture block
271# 242 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
272
273! Copy data between host and device
274# 254 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
275
276! Synchronization barrier
277# 266 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
278
279! Import GPU library module (openacc or omp_lib)
280# 275 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
281
282! Emit code only for AMD compiler
283# 282 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
284
285! Emit code for non-Cray compilers
286# 289 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
287
288! Emit code only for Cray compiler
289# 296 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
290
291! Emit code for non-NVIDIA compilers
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300
301! Caution: This macro requires the use of a binding script to set CUDA_VISIBLE_DEVICES, such that we have one GPU device per MPI
302! rank. That's because for both cudaMemAdvise (preferred location) and cudaMemPrefetchAsync we use location = device_id = 0. For an
303! example see misc/nvidia_uvm/bind.sh. NVIDIA unified memory page placement hint
304# 57 "/home/runner/work/MFC/MFC/src/common/include/macros.fpp"
305
306! Allocate and create GPU device memory
307# 77 "/home/runner/work/MFC/MFC/src/common/include/macros.fpp"
308
309! Free GPU device memory and deallocate
310# 85 "/home/runner/work/MFC/MFC/src/common/include/macros.fpp"
311
312! Cray-specific GPU pointer setup for vector fields
313# 109 "/home/runner/work/MFC/MFC/src/common/include/macros.fpp"
314
315! Cray-specific GPU pointer setup for scalar fields
316# 125 "/home/runner/work/MFC/MFC/src/common/include/macros.fpp"
317
318! Cray-specific GPU pointer setup for acoustic source spatials
319# 150 "/home/runner/work/MFC/MFC/src/common/include/macros.fpp"
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325# 7 "/home/runner/work/MFC/MFC/src/common/m_checker_common.fpp" 2
326
327!> @brief Shared input validation checks for grid dimensions and AMD GPU compiler limits
328module m_checker_common
329
330 use m_global_parameters
331 use m_mpi_proxy
332 use m_helper_basic
333 use m_helper
334
335 implicit none
336
337 private; public :: s_check_inputs_common, wp
338
339contains
340
341 !> Checks compatibility of parameters in the input file. Used by all three stages
342 impure subroutine s_check_inputs_common
343
344#ifndef MFC_SIMULATION
345 call s_check_total_cells
346#endif
347# 31 "/home/runner/work/MFC/MFC/src/common/m_checker_common.fpp"
348
349 end subroutine s_check_inputs_common
350
351#ifndef MFC_SIMULATION
352 !> Verify that the total number of grid cells meets the minimum required by the number of dimensions and MPI ranks.
353 impure subroutine s_check_total_cells
354
355 character(len=18) :: numstr !< for int to string conversion
356 integer(kind=8) :: min_cells
357
358 min_cells = int(2, kind=8)**int(min(1, m) + min(1, n) + min(1, p), kind=8)*int(num_procs, kind=8)
359 call s_int_to_str(2**(min(1, m) + min(1, n) + min(1, p))*num_procs, numstr)
360
361 if (nglobal < min_cells) then
362# 44 "/home/runner/work/MFC/MFC/src/common/m_checker_common.fpp"
363 call s_prohibit_abort("nGlobal < min_cells", "Total number of cells must be at least (2^[number of dimensions])*num_procs, " // "which is currently " // trim(numstr))
364# 44 "/home/runner/work/MFC/MFC/src/common/m_checker_common.fpp"
365 end if
366# 47 "/home/runner/work/MFC/MFC/src/common/m_checker_common.fpp"
367
368 end subroutine s_check_total_cells
369#endif
370
371 !> Check that simulation parameters stay within AMD GPU compiler limits when case optimization is disabled.
372 impure subroutine s_check_amd
373
374# 55 "/home/runner/work/MFC/MFC/src/common/m_checker_common.fpp"
375 if (num_fluids > 3) then
376# 55 "/home/runner/work/MFC/MFC/src/common/m_checker_common.fpp"
377 call s_prohibit_abort("num_fluids > 3", "num_fluids <= 3 for AMDFLang when Case optimization is off")
378# 55 "/home/runner/work/MFC/MFC/src/common/m_checker_common.fpp"
379 end if
380 if ((bubbles_euler .or. bubbles_lagrange) .and. nb > 3) then
381# 56 "/home/runner/work/MFC/MFC/src/common/m_checker_common.fpp"
382 call s_prohibit_abort(.or..and."(bubbles_euler bubbles_lagrange) nb > 3", "nb <= 3 for AMDFLang when Case optimization is off")
383# 56 "/home/runner/work/MFC/MFC/src/common/m_checker_common.fpp"
384 end if
385 if (chemistry .and. num_species /= 10) then
386# 57 "/home/runner/work/MFC/MFC/src/common/m_checker_common.fpp"
387 call s_prohibit_abort(.and."chemistry num_species /= 10", "num_species = 10 for AMDFLang when Case optimization is off")
388# 57 "/home/runner/work/MFC/MFC/src/common/m_checker_common.fpp"
389 end if
390# 59 "/home/runner/work/MFC/MFC/src/common/m_checker_common.fpp"
391
392 end subroutine s_check_amd
393
394#ifndef MFC_POST_PROCESS
395#endif
396end module m_checker_common
m_checker_common
Shared input validation checks for grid dimensions and AMD GPU compiler limits.
Definition m_checker_common.fpp.f90:328
m_checker_common::s_check_inputs_common
impure subroutine, public s_check_inputs_common
Checks compatibility of parameters in the input file. Used by all three stages.
Definition m_checker_common.fpp.f90:343
m_checker_common::s_check_amd
impure subroutine s_check_amd
Check that simulation parameters stay within AMD GPU compiler limits when case optimization is disabl...
Definition m_checker_common.fpp.f90:373
m_checker_common::s_check_total_cells
impure subroutine s_check_total_cells
Verify that the total number of grid cells meets the minimum required by the number of dimensions and...
Definition m_checker_common.fpp.f90:354
m_global_parameters
Defines global parameters for the computational domain, simulation algorithm, and initial conditions.
Definition m_global_parameters.fpp.f90:19
m_global_parameters::bubbles_euler
logical bubbles_euler
Definition m_global_parameters.fpp.f90:173
m_global_parameters::chemistry
logical, parameter chemistry
Chemistry modeling.
Definition m_global_parameters.fpp.f90:94
m_global_parameters::num_fluids
integer num_fluids
Number of different fluids present in the flow.
Definition m_global_parameters.fpp.f90:74
m_global_parameters::bubbles_lagrange
logical bubbles_lagrange
Definition m_global_parameters.fpp.f90:136
m_global_parameters::num_procs
integer num_procs
Number of processors.
Definition m_global_parameters.fpp.f90:32
m_global_parameters::p
integer p
Definition m_global_parameters.fpp.f90:45
m_global_parameters::n
integer n
Definition m_global_parameters.fpp.f90:44
m_global_parameters::nb
integer nb
Definition m_global_parameters.fpp.f90:170
m_global_parameters::m
integer m
Definition m_global_parameters.fpp.f90:43
m_global_parameters::nglobal
integer(kind=8) nglobal
Global number of cells in the domain.
Definition m_global_parameters.fpp.f90:49
m_helper_basic
Basic floating-point utilities: approximate equality, default detection, and coordinate bounds.
Definition m_helper_basic.fpp.f90:317
m_helper
Utility routines for bubble model setup, coordinate transforms, array sampling, and special functions...
Definition m_helper.fpp.f90:328
m_helper::s_int_to_str
elemental subroutine, public s_int_to_str(i, res)
Convert an integer to its trimmed string representation.
Definition m_helper.fpp.f90:730
m_mpi_proxy
Broadcasts user inputs and decomposes the domain across MPI ranks for pre-processing.
Definition m_mpi_proxy.fpp.f90:7