sleef-sys 0.1.2

Rust FFI bindings to the SLEEF Vectorized Math Library 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58

#define NITER1 100000
#define NITER2 10000
#define NITER (NITER1 * NITER2)

#define callFuncSLEEF1_1(funcName, name, xmin, xmax, ulp, arg, type) ({	\
      printf("%s\n", #funcName);					\
      uint64_t t = Sleef_currentTimeMicros();				\
      for(int j=0;j<NITER2;j++) {					\
	type *p = (type *)(arg);					\
	for(int i=0;i<NITER1;i++) funcName(*p++);			\
      }									\
      fprintf(fp, name ", %.3g, %.3g, %gulps, %g\n",			\
	      (double)xmin, (double)xmax, ulp, (double)(Sleef_currentTimeMicros() - t) / NITER); \
    })

#define callFuncSLEEF1_2(funcName, name, xmin, xmax, ymin, ymax, ulp, arg1, arg2, type) ({ \
      printf("%s\n", #funcName);					\
      uint64_t t = Sleef_currentTimeMicros();				\
      for(int j=0;j<NITER2;j++) {					\
	type *p1 = (type *)(arg1), *p2 = (type *)(arg2);		\
	for(int i=0;i<NITER1;i++) funcName(*p1++, *p2++);		\
      }									\
      fprintf(fp, name ", %.3g, %.3g, %.3g, %.3g, %gulps, %g\n",	\
	      (double)xmin, (double)xmax, (double)ymin, (double)ymax, ulp, (double)(Sleef_currentTimeMicros() - t) / NITER); \
    })

#define callFuncSVML1_1(funcName, name, xmin, xmax, arg, type) ({	\
      printf("%s\n", #funcName);					\
      uint64_t t = Sleef_currentTimeMicros();				\
      for(int j=0;j<NITER2;j++) {					\
	type *p = (type *)(arg);					\
	for(int i=0;i<NITER1;i++) funcName(*p++);			\
      }									\
      fprintf(fp, name ", %.3g, %.3g, %gulps, %g\n",			\
	      (double)xmin, (double)xmax, (double)SVMLULP, (double)(Sleef_currentTimeMicros() - t) / NITER); \
    })

#define callFuncSVML2_1(funcName, name, xmin, xmax, arg, type) ({	\
      printf("%s\n", #funcName);					\
      uint64_t t = Sleef_currentTimeMicros();				\
      for(int j=0;j<NITER2;j++) {					\
	type *p = (type *)(arg), c;					\
	for(int i=0;i<NITER1;i++) funcName(&c, *p++);			\
      }									\
      fprintf(fp, name ", %.3g, %.3g, %gulps, %g\n",			\
	      (double)xmin, (double)xmax, (double)SVMLULP, (double)(Sleef_currentTimeMicros() - t) / NITER); \
    })

#define callFuncSVML1_2(funcName, name, xmin, xmax, ymin, ymax, arg1, arg2, type) ({ \
      printf("%s\n", #funcName);					\
      uint64_t t = Sleef_currentTimeMicros();				\
      for(int j=0;j<NITER2;j++) {					\
	type *p1 = (type *)(arg1), *p2 = (type *)(arg2);		\
	for(int i=0;i<NITER1;i++) funcName(*p1++, *p2++);		\
      }									\
      fprintf(fp, name ", %.3g, %.3g, %.3g, %.3g, %gulps, %g\n",	\
	      (double)xmin, (double)xmax, (double)ymin, (double)ymax, (double)SVMLULP, (double)(Sleef_currentTimeMicros() - t) / NITER); \
    })