MFC
Exascale flow solver
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m_checker.fpp.f90
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1# 1 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
2!>
3!!@file
4!!@brief Contains module m_checker
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229! New line at end of file is required for FYPP
230# 4 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp" 2
231
232! GPU parallel region (scalar reductions, maxval/minval)
233# 23 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
234
235! GPU parallel loop over threads (most common GPU macro)
236# 43 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
237
238! Required closing for GPU_PARALLEL_LOOP
239# 55 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
240
241! Mark routine for device compilation
242# 112 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
243
244! Declare device-resident data
245# 130 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
246
247! Inner loop within a GPU parallel region
248# 145 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
249
250! Scoped GPU data region
251# 164 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
252
253! Host code with device pointers (for MPI with GPU buffers)
254# 193 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
255
256! Allocate device memory (unscoped)
257# 207 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
258
259! Free device memory
260# 219 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
261
262! Atomic operation on device
263# 231 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
264
265! End atomic capture block
266# 242 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
267
268! Copy data between host and device
269# 254 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
270
271! Synchronization barrier
272# 266 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
273
274! Import GPU library module (openacc or omp_lib)
275# 275 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
276
277! Emit code only for AMD compiler
278# 282 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
279
280! Emit code for non-Cray compilers
281# 289 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
282
283! Emit code only for Cray compiler
284# 296 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
285
286! Emit code for non-NVIDIA compilers
287# 303 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
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295
296! Caution: This macro requires the use of a binding script to set CUDA_VISIBLE_DEVICES, such that we have one GPU device per MPI
297! rank. That's because for both cudaMemAdvise (preferred location) and cudaMemPrefetchAsync we use location = device_id = 0. For an
298! example see misc/nvidia_uvm/bind.sh. NVIDIA unified memory page placement hint
299# 57 "/home/runner/work/MFC/MFC/src/common/include/macros.fpp"
300
301! Allocate and create GPU device memory
302# 77 "/home/runner/work/MFC/MFC/src/common/include/macros.fpp"
303
304! Free GPU device memory and deallocate
305# 85 "/home/runner/work/MFC/MFC/src/common/include/macros.fpp"
306
307! Cray-specific GPU pointer setup for vector fields
308# 109 "/home/runner/work/MFC/MFC/src/common/include/macros.fpp"
309
310! Cray-specific GPU pointer setup for scalar fields
311# 125 "/home/runner/work/MFC/MFC/src/common/include/macros.fpp"
312
313! Cray-specific GPU pointer setup for acoustic source spatials
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320# 6 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp" 2
321
322!> @brief Validates post-process input parameters and output format consistency
323module m_checker
324
325 use m_global_parameters
326 use m_mpi_proxy
327 use m_helper_basic
328 use m_helper
329
330 implicit none
331
332 private; public :: s_check_inputs, s_check_inputs_fft
333
334contains
335
336 !> Checks compatibility of parameters in the input file. Used by the post_process stage
337 impure subroutine s_check_inputs
338
339 end subroutine s_check_inputs
340
341 !> Checks constraints on fft_wrt
342 impure subroutine s_check_inputs_fft
343
344 integer :: num_procs_y, num_procs_z
345
346 if (fft_wrt .and. mod(n_glb+1,n+1) /= 0) then
347# 31 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
348 call s_prohibit_abort(.and."fft_wrt MOD(n_glb+1,n+1) /= 0", "FFT WRT requires n_glb to be divisible by num_procs_y")
349# 31 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
350 end if
351 if (fft_wrt .and. mod(p_glb+1,p+1) /= 0) then
352# 32 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
353 call s_prohibit_abort(.and."fft_wrt MOD(p_glb+1,p+1) /= 0", "FFT WRT requires p_glb to be divisible by num_procs_z")
354# 32 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
355 end if
356 num_procs_y = (n_glb + 1)/(n + 1)
357 num_procs_z = (p_glb + 1)/(p + 1)
358 if (fft_wrt .and. mod(m_glb+1,num_procs_y) /= 0) then
359# 35 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
360 call s_prohibit_abort(.and."fft_wrt MOD(m_glb+1,num_procs_y) /= 0", "FFT WRT requires m_glb to be divisible by num_procs_y")
361# 35 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
362 end if
363 if (fft_wrt .and. mod(n_glb+1,num_procs_z) /= 0) then
364# 36 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
365 call s_prohibit_abort(.and."fft_wrt MOD(n_glb+1,num_procs_z) /= 0", "FFT WRT requires n_glb to be divisible by num_procs_z")
366# 36 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
367 end if
368
369 end subroutine s_check_inputs_fft
370
371end module m_checker
m_checker
Validates post-process input parameters and output format consistency.
Definition m_checker.fpp.f90:323
m_checker::s_check_inputs
impure subroutine, public s_check_inputs
Checks compatibility of parameters in the input file. Used by the post_process stage.
Definition m_checker.fpp.f90:338
m_checker::s_check_inputs_fft
impure subroutine, public s_check_inputs_fft
Checks constraints on fft_wrt.
Definition m_checker.fpp.f90:343
m_global_parameters
Global parameters for the post-process: domain geometry, equation of state, and output database setti...
Definition m_global_parameters.fpp.f90:19
m_global_parameters::p_glb
integer p_glb
Definition m_global_parameters.fpp.f90:58
m_global_parameters::m_glb
integer m_glb
Definition m_global_parameters.fpp.f90:58
m_global_parameters::n_glb
integer n_glb
Definition m_global_parameters.fpp.f90:58
m_helper_basic
Basic floating-point utilities: approximate equality, default detection, and coordinate bounds.
Definition m_helper_basic.fpp.f90:323
m_helper
Utility routines for bubble model setup, coordinate transforms, array sampling, and special functions...
Definition m_helper.fpp.f90:334
m_mpi_proxy
MPI gather and scatter operations for distributing post-process grid and flow-variable data.
Definition m_mpi_proxy.fpp.f90:7