Neko  0.8.1
A portable framework for high-order spectral element flow simulations
coef.cu
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34 
35 #include <stdio.h>
36 #include "coef_kernel.h"
37 #include <device/device_config.h>
38 #include <device/cuda/check.h>
39 
40 extern "C" {
41 
45  void cuda_coef_generate_geo(void *G11, void *G12, void *G13,
46  void *G22, void *G23, void *G33,
47  void *drdx, void *drdy, void *drdz,
48  void *dsdx, void *dsdy, void *dsdz,
49  void *dtdx, void *dtdy, void *dtdz,
50  void *jacinv, void *w3, int *nel,
51  int *lx, int *gdim) {
52 
53  const dim3 nthrds(1024, 1, 1);
54  const dim3 nblcks((*nel), 1, 1);
55  const cudaStream_t stream = (cudaStream_t) glb_cmd_queue;
56 
57 #define GEO_CASE(LX) \
58  case LX: \
59  coef_generate_geo_kernel<real, LX, 1024> \
60  <<<nblcks, nthrds, 0, stream>>> \
61  ((real *) G11, (real *) G12, (real *) G13, \
62  (real *) G22, (real *) G23, (real *) G33, \
63  (real *) drdx, (real *) drdy, (real *) drdz, \
64  (real *) dsdx, (real *) dsdy, (real *) dsdz, \
65  (real *) dtdx, (real *) dtdy, (real *) dtdz, \
66  (real *) jacinv, (real *) w3, *gdim); \
67  CUDA_CHECK(cudaGetLastError()); \
68  break
69 
70  switch(*lx) {
71  GEO_CASE(2);
72  GEO_CASE(3);
73  GEO_CASE(4);
74  GEO_CASE(5);
75  GEO_CASE(6);
76  GEO_CASE(7);
77  GEO_CASE(8);
78  GEO_CASE(9);
79  GEO_CASE(10);
80  GEO_CASE(11);
81  GEO_CASE(12);
82  GEO_CASE(13);
83  GEO_CASE(14);
84  GEO_CASE(15);
85  GEO_CASE(16);
86  default:
87  {
88  fprintf(stderr, __FILE__ ": size not supported: %d\n", *lx);
89  exit(1);
90  }
91  }
92  }
93 
97  void cuda_coef_generate_dxyzdrst(void *drdx, void *drdy, void *drdz,
98  void *dsdx, void *dsdy, void *dsdz,
99  void *dtdx, void *dtdy, void *dtdz,
100  void *dxdr, void *dydr, void *dzdr,
101  void *dxds, void *dyds, void *dzds,
102  void *dxdt, void *dydt, void *dzdt,
103  void *dx, void *dy, void *dz,
104  void *x, void *y, void *z,
105  void *jacinv, void *jac,
106  int *lx, int *nel) {
107 
108  const int n = (*nel) * (*lx) * (*lx) * (*lx);
109  const dim3 nthrds(1024, 1, 1);
110  const dim3 nblcks_dxyz((*nel), 1, 1);
111  const dim3 nblcks_drst((n + 1024 - 1)/ 1024, 1, 1);
112  const cudaStream_t stream = (cudaStream_t) glb_cmd_queue;
113 
114 #define DXYZDRST_CASE(LX) \
115  case LX: \
116  coef_generate_dxyz_kernel<real, LX, 1024> \
117  <<<nblcks_dxyz, nthrds, 0, stream>>> \
118  ((real *) dxdr, (real *) dydr, (real *) dzdr, \
119  (real *) dxds, (real *) dyds, (real *) dzds, \
120  (real *) dxdt, (real *) dydt, (real *) dzdt, \
121  (real *) dx, (real *) dy, (real *) dz, \
122  (real *) x, (real *) y, (real *) z); \
123  CUDA_CHECK(cudaGetLastError()); \
124  break
125 
126  switch(*lx) {
127  DXYZDRST_CASE(2);
128  DXYZDRST_CASE(3);
129  DXYZDRST_CASE(4);
130  DXYZDRST_CASE(5);
131  DXYZDRST_CASE(6);
132  DXYZDRST_CASE(7);
133  DXYZDRST_CASE(8);
134  DXYZDRST_CASE(9);
135  DXYZDRST_CASE(10);
136  DXYZDRST_CASE(11);
137  DXYZDRST_CASE(12);
138  DXYZDRST_CASE(13);
139  DXYZDRST_CASE(14);
140  DXYZDRST_CASE(15);
141  DXYZDRST_CASE(16);
142  default:
143  {
144  fprintf(stderr, __FILE__ ": size not supported: %d\n", *lx);
145  exit(1);
146  }
147  }
148 
149  coef_generate_drst_kernel<real>
150  <<<nblcks_drst, nthrds, 0, stream>>>
151  ((real *) jac, (real *) jacinv,
152  (real *) drdx, (real *) drdy, (real *) drdz,
153  (real *) dsdx, (real *) dsdy, (real *) dsdz,
154  (real *) dtdx, (real *) dtdy, (real *) dtdz,
155  (real *) dxdr, (real *) dydr, (real *) dzdr,
156  (real *) dxds, (real *) dyds, (real *) dzds,
157  (real *) dxdt, (real *) dydt, (real *) dzdt, n);
158  CUDA_CHECK(cudaGetLastError());
159 
160  }
161 }
162 
163 
164 
165 
GEO_CASE
#define GEO_CASE(LX)
cuda_coef_generate_dxyzdrst
void cuda_coef_generate_dxyzdrst(void *drdx, void *drdy, void *drdz, void *dsdx, void *dsdy, void *dsdz, void *dtdx, void *dtdy, void *dtdz, void *dxdr, void *dydr, void *dzdr, void *dxds, void *dyds, void *dzds, void *dxdt, void *dydt, void *dzdt, void *dx, void *dy, void *dz, void *x, void *y, void *z, void *jacinv, void *jac, int *lx, int *nel)
Definition: coef.cu:97
DXYZDRST_CASE
#define DXYZDRST_CASE(LX)
cuda_coef_generate_geo
void cuda_coef_generate_geo(void *G11, void *G12, void *G13, void *G22, void *G23, void *G33, void *drdx, void *drdy, void *drdz, void *dsdx, void *dsdy, void *dsdz, void *dtdx, void *dtdy, void *dtdz, void *jacinv, void *w3, int *nel, int *lx, int *gdim)
Definition: coef.cu:45
x
__global__ void const T *__restrict__ x
Definition: cdtp_kernel.h:109
jac
__global__ void const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ jac
Definition: cdtp_kernel.h:117
CUDA_CHECK
#define CUDA_CHECK(err)
Definition: check.h:6
jacinv
__global__ void const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ jacinv
Definition: conv1_kernel.h:148
dz
__global__ void const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ dz
Definition: conv1_kernel.h:138
dx
__global__ void const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ dx
Definition: conv1_kernel.h:136
drdx
__global__ void const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ drdx
Definition: conv1_kernel.h:139
dtdx
__global__ void const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ dtdx
Definition: conv1_kernel.h:141
dtdz
__global__ void const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ dtdz
Definition: conv1_kernel.h:147
dsdx
__global__ void const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ dsdx
Definition: conv1_kernel.h:140
dtdy
__global__ void const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ dtdy
Definition: conv1_kernel.h:144
dsdz
__global__ void const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ dsdz
Definition: conv1_kernel.h:146
dsdy
__global__ void const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ dsdy
Definition: conv1_kernel.h:143
drdy
__global__ void const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ drdy
Definition: conv1_kernel.h:142
dy
__global__ void const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ dy
Definition: conv1_kernel.h:137
drdz
__global__ void const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ drdz
Definition: conv1_kernel.h:145
w3
__global__ void T *__restrict__ T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ w3
Definition: opgrad_kernel.h:141
device_config.h
real
double real
Definition: device_config.h:12
glb_cmd_queue
void * glb_cmd_queue
coef_kernel.h