StarMirror/sandboxed-api
1
0
Fork 0
mirror of https://github.com/google/sandboxed-api.git synced 2024-03-22 13:11:30 +08:00
Code Issues Projects Releases Wiki Activity

Coding style adaptation

Browse Source
This commit is contained in:
doinachiroiu 2020-08-17 11:21:19 +00:00
parent deb8869bb6
commit 50921e222d
1 changed files with 43 additions and 39 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

50
oss-internship-2020/pffft/test_pffft_sandboxed.cc
View File

@ -1,14 +1,13 @@
#include "fftpack.h" #include <assert.h>
#include <math.h> #include <math.h>
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <time.h>
#include <assert.h>
#include <string.h> #include <string.h>
#include <syscall.h>
#include <sys/times.h> #include <sys/times.h>
#include <syscall.h>
#include <time.h>
#include "fftpack.h"
#include "pffft_sapi.sapi.h" #include "pffft_sapi.sapi.h"
#include "sandboxed_api/util/flag.h" #include "sandboxed_api/util/flag.h"
#include "sandboxed_api/vars.h" #include "sandboxed_api/vars.h"
@ -18,7 +17,8 @@ ABSL_DECLARE_FLAG(string, sandbox2_danger_danger_permit_all_and_log);
class pffftSapiSandbox : public pffftSandbox { class pffftSapiSandbox : public pffftSandbox {
public: public:
std::unique_ptr<sandbox2::Policy> ModifyPolicy(sandbox2::PolicyBuilder*) override { std::unique_ptr<sandbox2::Policy> ModifyPolicy(
sandbox2::PolicyBuilder*) override {
return sandbox2::PolicyBuilder() return sandbox2::PolicyBuilder()
.AllowStaticStartup() .AllowStaticStartup()
.AllowOpen() .AllowOpen()
@ -36,25 +36,25 @@ class pffftSapiSandbox : public pffftSandbox {
} }
}; };
double frand() { double frand() { return rand() / (double)RAND_MAX; }
return rand()/(double)RAND_MAX;
}
double uclock_sec(void) { double uclock_sec(void) { return (double)clock() / (double)CLOCKS_PER_SEC; }
return (double)clock()/(double)CLOCKS_PER_SEC;
}
int array_output_format = 0; int array_output_format = 0;
void show_output(const char *name, int N, int cplx, float flops, float t0, float t1, int max_iter) { void show_output(const char* name, int N, int cplx, float flops, float t0,
float mflops = flops/1e6/(t1 - t0 + 1e-16); float t1, int max_iter) {
float mflops = flops / 1e6 / (t1 - t0 + 1e-16);
if (array_output_format) { if (array_output_format) {
if (flops != -1) { if (flops != -1) {
printf("|%9.0f ", mflops); printf("|%9.0f ", mflops);
} else printf("| n/a "); } else
printf("| n/a ");
} else { } else {
if (flops != -1) { if (flops != -1) {
printf("N=%5d, %s %16s : %6.0f MFlops [t=%6.0f ns, %d runs]\n", N, (cplx?"CPLX":"REAL"), name, mflops, (t1-t0)/2/max_iter * 1e9, max_iter); printf("N=%5d, %s %16s : %6.0f MFlops [t=%6.0f ns, %d runs]\n", N,
(cplx ? "CPLX" : "REAL"), name, mflops,
(t1 - t0) / 2 / max_iter * 1e9, max_iter);
} }
} }
fflush(stdout); fflush(stdout);
@ -62,12 +62,16 @@ void show_output(const char *name, int N, int cplx, float flops, float t0, float
/* /*
For debug: For debug:
SAPI_VLOG_LEVEL=1 ./pffft_sandboxed --v=100 --sandbox2_danger_danger_permit_all_and_log my_aux_file SAPI_VLOG_LEVEL=1 ./pffft_sandboxed --v=100
--sandbox2_danger_danger_permit_all_and_log my_aux_file
*/ */
int main(int argc, char* argv[]) { int main(int argc, char* argv[]) {
gflags::ParseCommandLineFlags(&argc, &argv, true); gflags::ParseCommandLineFlags(&argc, &argv, true);
int Nvalues[] = { 64, 96, 128, 160, 192, 256, 384, 5*96, 512, 5*128, 3*256, 800, 1024, 2048, 2400, 4096, 8192, 9*1024, 16384, 32768, 256*1024, 1024*1024, -1 }; int Nvalues[] = {64, 96, 128, 160, 192, 256,
384, 5 * 96, 512, 5 * 128, 3 * 256, 800,
1024, 2048, 2400, 4096, 8192, 9 * 1024,
16384, 32768, 256 * 1024, 1024 * 1024, -1};
int i; int i;
printf("initializing sandbox...\n"); printf("initializing sandbox...\n");
@ -108,10 +112,10 @@ int main(int argc, char* argv[]) {
double t0, t1, flops; double t0, t1, flops;
int max_iter = 5120000/N*4; int max_iter = 5120000 / N * 4;
#ifdef __arm__ #ifdef __arm__
max_iter /= 4; max_iter /= 4;
#endif #endif
int iter; int iter;
for (k = 0; k < Nfloat; ++k) { for (k = 0; k < Nfloat; ++k) {
@ -120,7 +124,8 @@ int main(int argc, char* argv[]) {
// FFTPack benchmark // FFTPack benchmark
{ {
int max_iter_ = max_iter/4; // SIMD_SZ == 4 (returning value of pffft_simd_size()) int max_iter_ =
max_iter / 4; // SIMD_SZ == 4 (returning value of pffft_simd_size())
if (max_iter_ == 0) max_iter_ = 1; if (max_iter_ == 0) max_iter_ = 1;
if (cplx) { if (cplx) {
api.cffti(N, wrk_.PtrBoth()).IgnoreError(); api.cffti(N, wrk_.PtrBoth()).IgnoreError();
@ -142,7 +147,6 @@ int main(int argc, char* argv[]) {
flops = (max_iter_ * 2) * ((cplx ? 5 : 2.5) * N * log((double)N) / M_LN2); flops = (max_iter_ * 2) * ((cplx ? 5 : 2.5) * N * log((double)N) / M_LN2);
show_output("FFTPack", N, cplx, flops, t0, t1, max_iter_); show_output("FFTPack", N, cplx, flops, t0, t1, max_iter_);
} }
} }