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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223! New line at end of file is required for FYPP
224# 4 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp" 2
225
226! GPU parallel region (scalar reductions, maxval/minval)
227# 23 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
228
229! GPU parallel loop over threads (most common GPU macro)
230# 43 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
231
232! Required closing for GPU_PARALLEL_LOOP
233# 55 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
234
235! Mark routine for device compilation
236# 112 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
237
238! Declare device-resident data
239# 130 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
240
241! Inner loop within a GPU parallel region
242# 145 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
243
244! Scoped GPU data region
245# 164 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
246
247! Host code with device pointers (for MPI with GPU buffers)
248# 193 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
249
250! Allocate device memory (unscoped)
251# 207 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
252
253! Free device memory
254# 219 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
255
256! Atomic operation on device
257# 231 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
258
259! End atomic capture block
260# 242 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
261
262! Copy data between host and device
263# 254 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
264
265! Synchronization barrier
266# 266 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
267
268! Import GPU library module (openacc or omp_lib)
269# 275 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
270
271! Emit code only for AMD compiler
272# 282 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
273
274! Emit code for non-Cray compilers
275# 289 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
276
277! Emit code only for Cray compiler
278# 296 "/home/runner/work/MFC/MFC/src/common/include/parallel_macros.fpp"
279
280! Emit code for non-NVIDIA compilers
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289
290! Caution: This macro requires the use of a binding script to set CUDA_VISIBLE_DEVICES, such that we have one GPU device per MPI
291! rank. That's because for both cudaMemAdvise (preferred location) and cudaMemPrefetchAsync we use location = device_id = 0. For an
292! example see misc/nvidia_uvm/bind.sh. NVIDIA unified memory page placement hint
293# 57 "/home/runner/work/MFC/MFC/src/common/include/macros.fpp"
294
295! Allocate and create GPU device memory
296# 77 "/home/runner/work/MFC/MFC/src/common/include/macros.fpp"
297
298! Free GPU device memory and deallocate
299# 85 "/home/runner/work/MFC/MFC/src/common/include/macros.fpp"
300
301! Cray-specific GPU pointer setup for vector fields
302# 109 "/home/runner/work/MFC/MFC/src/common/include/macros.fpp"
303
304! Cray-specific GPU pointer setup for scalar fields
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306
307! Cray-specific GPU pointer setup for acoustic source spatials
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314# 6 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp" 2
315
316!> @brief Validates post-process input parameters and output format consistency
317module m_checker
318
319 use m_global_parameters
320 use m_mpi_proxy
321 use m_helper_basic
322 use m_helper
323
324 implicit none
325
326 private; public :: s_check_inputs, s_check_inputs_fft
327
328contains
329
330 !> Checks compatibility of parameters in the input file. Used by the post_process stage
331 impure subroutine s_check_inputs
332
333 end subroutine s_check_inputs
334
335 !> Checks constraints on fft_wrt
336 impure subroutine s_check_inputs_fft
337
338 integer :: num_procs_y, num_procs_z
339
340 if (fft_wrt .and. mod(n_glb+1,n+1) /= 0) then
341# 31 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
342 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")
343# 31 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
344 end if
345 if (fft_wrt .and. mod(p_glb+1,p+1) /= 0) then
346# 32 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
347 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")
348# 32 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
349 end if
350 num_procs_y = (n_glb + 1)/(n + 1)
351 num_procs_z = (p_glb + 1)/(p + 1)
352 if (fft_wrt .and. mod(m_glb+1,num_procs_y) /= 0) then
353# 35 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
354 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")
355# 35 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
356 end if
357 if (fft_wrt .and. mod(n_glb+1,num_procs_z) /= 0) then
358# 36 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
359 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")
360# 36 "/home/runner/work/MFC/MFC/src/post_process/m_checker.fpp"
361 end if
362
363 end subroutine s_check_inputs_fft
364
365end module m_checker
m_checker
Validates post-process input parameters and output format consistency.
Definition m_checker.fpp.f90:317
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.f90:332
m_checker::s_check_inputs_fft
impure subroutine, public s_check_inputs_fft
Checks constraints on fft_wrt.
Definition m_checker.fpp.f90:337
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.f90:59
m_global_parameters::fft_wrt
logical fft_wrt
Definition m_global_parameters.fpp.f90:214
m_global_parameters::p
integer p
Definition m_global_parameters.fpp.f90:44
m_global_parameters::n
integer n
Definition m_global_parameters.fpp.f90:43
m_global_parameters::m_glb
integer m_glb
Definition m_global_parameters.fpp.f90:59
m_global_parameters::n_glb
integer n_glb
Definition m_global_parameters.fpp.f90:59
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_mpi_proxy
MPI gather and scatter operations for distributing post-process grid and flow-variable data.
Definition m_mpi_proxy.fpp.f90:7