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Misc Improvements to GPU Package

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- Optimizations for molecular systems
-   Improved kernel performance and greater CPU overlap
- Reduced GPU to CPU communications for discrete devices
- Switch classic Intel makefiles to use LLVM-based compilers
- Prefetch optimizations supported for OpenCL
- Optimized data repack for quaternions
This commit is contained in:
W. Michael Brown
2023-03-05 21:03:12 -08:00
parent 142876a59b
commit 37f22c8627
151 changed files with 1085 additions and 617 deletions
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23
lib/gpu/lal_re_squared_ext.cpp
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@ -105,28 +105,32 @@ void re_gpu_clear() {
tagint **special, const bool eflag, const bool vflag,
const bool eatom, const bool vatom, int &host_start,
int **ilist, int **numj, const double cpu_time, bool &success,
double **host_quat);
const int *ellipsoid, const EllipsoidBonus *bonus);
int** re_gpu_compute_n(const int ago, const int inum_full, const int nall,
double **host_x, int *host_type, double *sublo,
double *subhi, tagint *tag, int **nspecial, tagint **special,
const bool eflag, const bool vflag, const bool eatom,
const bool vatom, int &host_start, int **ilist,
int **jnum, const double cpu_time, bool &success,
double **host_quat) {
double *subhi, tagint *tag, int **nspecial,
tagint **special, const bool eflag, const bool vflag,
const bool eatom, const bool vatom, int &host_start,
int **ilist, int **jnum, const double cpu_time,
bool &success, const int *ellipsoid,
const void *bonus) {
return REMF.compute(ago, inum_full, nall, host_x, host_type, sublo, subhi,
tag, nspecial, special, eflag, vflag, eatom, vatom,
host_start, ilist, jnum, cpu_time, success, host_quat);
host_start, ilist, jnum, cpu_time, success, ellipsoid,
static_cast<const EllipsoidBonus *>(bonus));
}
int * re_gpu_compute(const int ago, const int inum_full, const int nall,
double **host_x, int *host_type, int *ilist, int *numj,
int **firstneigh, const bool eflag, const bool vflag,
const bool eatom, const bool vatom, int &host_start,
const double cpu_time, bool &success, double **host_quat) {
const double cpu_time, bool &success,
const int *ellipsoid, const void *bonus) {
return REMF.compute(ago, inum_full, nall, host_x, host_type, ilist,
numj, firstneigh, eflag, vflag, eatom, vatom, host_start,
cpu_time, success, host_quat);
cpu_time, success, ellipsoid,
static_cast<const EllipsoidBonus *>(bonus));
}
// ---------------------------------------------------------------------------
@ -135,4 +139,3 @@ int * re_gpu_compute(const int ago, const int inum_full, const int nall,
double re_gpu_bytes() {
return REMF.host_memory_usage();
}