Neko 1.99.1
A portable framework for high-order spectral element flow simulations
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opr_lambda2.hip
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1/*
2 Copyright (c) 2021-2023, The Neko Authors
3 All rights reserved.
4
5 Redistribution and use in source and binary forms, with or without
6 modification, are permitted provided that the following conditions
7 are met:
8
9 * Redistributions of source code must retain the above copyright
10 notice, this list of conditions and the following disclaimer.
11
12 * Redistributions in binary form must reproduce the above
13 copyright notice, this list of conditions and the following
14 disclaimer in the documentation and/or other materials provided
15 with the distribution.
16
17 * Neither the name of the authors nor the names of its
18 contributors may be used to endorse or promote products derived
19 from this software without specific prior written permission.
20
21 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24 FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25 COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
27 BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
29 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
31 ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32 POSSIBILITY OF SUCH DAMAGE.
33*/
34
35#include <string.h>
36#include <stdlib.h>
37#include <stdio.h>
38#include <hip/hip_runtime.h>
39#include "lambda2_kernel.h"
40#include <device/device_config.h>
41#include <device/hip/check.h>
42
43extern "C" {
44 #include <common/neko_log.h>
45}
46
47template < const int >
48int tune_lambda2(void *ux, void *uy, void *uz, void *u,
49 void *dx, void *dy, void *dz,
50 void *drdx, void *dsdx, void *dtdx,
51 void *drdy, void *dsdy, void *dtdy,
52 void *drdz, void *dsdz, void *dtdz,
53 void *jacinv, int *nel, int *lx);
54
55extern "C" {
56
60 void hip_lambda2(void *lambda2, void *u, void *v, void *w,
61 void *dx, void *dy, void *dz,
62 void *drdx, void *dsdx, void *dtdx,
63 void *drdy, void *dsdy, void *dtdy,
64 void *drdz, void *dsdz, void *dtdz,
65 void *jacinv, int *nel, int *lx) {
66
67 static int autotune[17] = { 0 };
68
69 const dim3 nthrds_1d(1024, 1, 1);
70 const dim3 nthrds_kstep((*lx), (*lx), 1);
71 const dim3 nblcks((*nel), 1, 1);
72 const hipStream_t stream = (hipStream_t) glb_cmd_queue;
73
74#define CASE_1D(LX) \
75 hipLaunchKernelGGL( HIP_KERNEL_NAME(lambda2_kernel_1d<real, LX, 1024> ), \
76 nblcks, nthrds_1d, 0, (hipStream_t) glb_cmd_queue, \
77 (real *) lambda2, (real *) u, (real *) v, (real *) w, \
78 (real *) dx, (real *) dy, (real *) dz, \
79 (real *) drdx, (real *) dsdx, (real *) dtdx, \
80 (real *) drdy, (real *) dsdy, (real *) dtdy, \
81 (real *) drdz, (real *) dsdz, (real *) dtdz, \
82 (real *) jacinv); \
83 HIP_CHECK(hipGetLastError());
84
85
86
87#define CASE_KSTEP(LX) \
88 hipLaunchKernelGGL( HIP_KERNEL_NAME(lambda2_kernel_kstep<real, LX> ), \
89 nblcks, nthrds_kstep, 0, (hipStream_t) glb_cmd_queue, \
90 (real *) lambda2, (real *) u, (real *) v, (real *) w, \
91 (real *) dx, (real *) dy, (real *) dz, \
92 (real *) drdx, (real *) dsdx, (real *) dtdx, \
93 (real *) drdy, (real *) dsdy, (real *) dtdy, \
94 (real *) drdz, (real *) dsdz, (real *) dtdz, \
95 (real *) jacinv); \
96 HIP_CHECK(hipGetLastError());
97
98#define CASE(LX) \
99 case LX: \
100 if(autotune[LX] == 0 ) { \
101 autotune[LX]=tune_lambda2<LX>(lambda2, u, v, w, \
102 dx, dy, dz, \
103 drdx, dsdx, dtdx, \
104 drdy, dsdy, dtdy, \
105 drdz, dsdz, dtdz, \
106 jacinv, nel, lx); \
107 } else if (autotune[LX] == 1 ) { \
108 CASE_1D(LX); \
109 } else if (autotune[LX] == 2 ) { \
110 CASE_KSTEP(LX); \
111 } \
112 break
113
114 switch(*lx) {
115 CASE(2);
116 CASE(3);
117 CASE(4);
118 CASE(5);
119 CASE(6);
120 CASE(7);
121 CASE(8);
122 CASE(9);
123 CASE(10);
124 CASE(11);
125 CASE(12);
126 default:
127 {
128 fprintf(stderr, __FILE__ ": size not supported: %d\n", *lx);
129 exit(1);
130 }
131 }
132 }
133}
134
135template < const int LX >
136int tune_lambda2(void *lambda2, void *u, void *v, void *w,
137 void *dx, void *dy, void *dz,
138 void *drdx, void *dsdx, void *dtdx,
139 void *drdy, void *dsdy, void *dtdy,
140 void *drdz, void *dsdz, void *dtdz,
141 void *jacinv, int *nel, int *lx) {
142 hipEvent_t start,stop;
143 float time1,time2;
144 int retval;
145
146 const dim3 nthrds_1d(1024, 1, 1);
147 const dim3 nthrds_kstep((*lx), (*lx), 1);
148 const dim3 nblcks((*nel), 1, 1);
149 const hipStream_t stream = (hipStream_t) glb_cmd_queue;
150
151 char *env_value = NULL;
152 char neko_log_buf[80];
153
154 env_value=getenv("NEKO_AUTOTUNE");
155
156 sprintf(neko_log_buf, "Autotune lambda2 (lx: %d)", *lx);
157 log_section(neko_log_buf);
158
159 if(env_value) {
160 if( !strcmp(env_value,"1D") ) {
161 CASE_1D(LX);
162 sprintf(neko_log_buf,"Set by env : 1 (1D)");
163 log_message(neko_log_buf);
164 log_end_section();
165 return 1;
166 } else if( !strcmp(env_value,"KSTEP") ) {
167 CASE_KSTEP(LX);
168 sprintf(neko_log_buf,"Set by env : 2 (KSTEP)");
169 log_message(neko_log_buf);
170 log_end_section();
171 return 2;
172 } else {
173 sprintf(neko_log_buf, "Invalid value set for NEKO_AUTOTUNE");
174 log_error(neko_log_buf);
175 }
176 }
177
178 HIP_CHECK(hipEventCreate(&start));
179 HIP_CHECK(hipEventCreate(&stop));
180
181 HIP_CHECK(hipEventRecord(start,0));
182
183 for(int i = 0; i < 100; i++) {
184 CASE_1D(LX);
185 }
186
187 HIP_CHECK(hipEventRecord(stop,0));
188 HIP_CHECK(hipEventSynchronize(stop));
189 HIP_CHECK(hipEventElapsedTime(&time1, start, stop));
190
191 HIP_CHECK(hipEventRecord(start,0));
192
193 for(int i = 0; i < 100; i++) {
194 CASE_KSTEP(LX);
195 }
196
197 HIP_CHECK(hipEventRecord(stop,0));
198 HIP_CHECK(hipEventSynchronize(stop));
199 HIP_CHECK(hipEventElapsedTime(&time2, start, stop));
200
201 if(time1 < time2) {
202 retval = 1;
203 } else {
204 retval = 2;
205 }
206
207 sprintf(neko_log_buf, "Chose : %d (%s)", retval,
208 (retval > 1 ? "KSTEP" : "1D"));
209 log_message(neko_log_buf);
210 log_end_section();
211 return retval;
212}
213
drdy
__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__ drdy
Definition ax_helm_full_kernel.h:54
drdz
__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__ drdz
Definition ax_helm_full_kernel.h:55
dsdz
__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__ dsdz
Definition ax_helm_full_kernel.h:58
dsdy
__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__ dsdy
Definition ax_helm_full_kernel.h:57
w
__global__ void T *__restrict__ T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ w
Definition ax_helm_full_kernel.h:48
i
const int i
Definition ax_helm_full_kernel.h:95
dtdy
__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__ const T *__restrict__ dtdy
Definition ax_helm_full_kernel.h:60
u
__global__ void T *__restrict__ T *__restrict__ const T *__restrict__ u
Definition ax_helm_full_kernel.h:46
dx
__global__ void T *__restrict__ T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ dx
Definition ax_helm_full_kernel.h:49
drdx
__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__ drdx
Definition ax_helm_full_kernel.h:53
dtdz
__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__ const T *__restrict__ const T *__restrict__ dtdz
Definition ax_helm_full_kernel.h:61
dsdx
__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__ dsdx
Definition ax_helm_full_kernel.h:56
v
__global__ void T *__restrict__ T *__restrict__ const T *__restrict__ const T *__restrict__ v
Definition ax_helm_full_kernel.h:47
dtdx
__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__ dtdx
Definition ax_helm_full_kernel.h:59
dz
__global__ void T *__restrict__ T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ dz
Definition ax_helm_full_kernel.h:51
dy
__global__ void T *__restrict__ T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ const T *__restrict__ dy
Definition ax_helm_full_kernel.h:50
jacinv
__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__ const T *__restrict__ const T *__restrict__ const T *__restrict__ jacinv
Definition ax_helm_full_kernel.h:62
dirichlet_apply_scalar_kernel
__global__ void dirichlet_apply_scalar_kernel(const int *__restrict__ msk, T *__restrict__ x, const T g, const int m)
Definition dirichlet_kernel.h:42
uy
__global__ void T *__restrict__ uy
Definition opgrad_kernel.h:126
uz
__global__ void T *__restrict__ T *__restrict__ uz
Definition opgrad_kernel.h:127
device_config.h
HIP_CHECK
#define HIP_CHECK(err)
Definition check.h:8
lambda2_kernel.h
lambda2
A simulation component that computes lambda2 The values are stored in the field registry under the na...
Definition lambda2.f90:37
neko_log.h
log_error
void log_error(char *msg)
log_message
void log_message(char *msg)
log_end_section
void log_end_section()
log_section
void log_section(char *msg)
CASE
#define CASE(LX)
CASE_KSTEP
#define CASE_KSTEP(LX)
hip_lambda2
void hip_lambda2(void *lambda2, void *u, void *v, void *w, void *dx, void *dy, void *dz, void *drdx, void *dsdx, void *dtdx, void *drdy, void *dsdy, void *dtdy, void *drdz, void *dsdz, void *dtdz, void *jacinv, int *nel, int *lx)
Definition opr_lambda2.hip:60
CASE_1D
#define CASE_1D(LX)
tune_lambda2
int tune_lambda2(void *ux, void *uy, void *uz, void *u, void *dx, void *dy, void *dz, void *drdx, void *dsdx, void *dtdx, void *drdy, void *dsdy, void *dtdy, void *drdz, void *dsdz, void *dtdz, void *jacinv, int *nel, int *lx)
Definition opr_lambda2.hip:136