66 lines
1.2 KiB
C
66 lines
1.2 KiB
C
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#ifndef BENCH_H
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#define BENCH_H
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#include <string>
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#include <stdlib.h>
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#ifdef __APPLE__
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#define BENCH_MACH
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#include <mach/mach_time.h>
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#include <stdint.h>
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#elif defined(_WIN32)
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#define BENCH_QPC
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#include <malloc.h>
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#else
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#define BENCH_GTOD
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#include <sys/time.h>
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#endif
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static void* memalign(size_t count, size_t align) {
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#ifdef _WIN32
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return _aligned_malloc(count,align);
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#else
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void *ptr;
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int e = posix_memalign(&ptr, align, count);
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// if( e == EINVAL ) printf("EINVAL posix_memalign\n");
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// if( e == ENOMEM ) printf("ENOMEM posix_memalign\n");
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return ptr;
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#endif
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}
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static void memfree(void* ptr) {
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#ifdef _WIN32
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_aligned_free(ptr);
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#else
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free(ptr);
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#endif
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}
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namespace profiler {
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#ifdef BENCH_GTOD
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typedef struct timeval time_t;
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#endif
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#ifdef BENCH_MACH
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typedef const uint64_t time_t;
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#endif
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#ifdef BENCH_QPC
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typedef LARGE_INTEGER time_t;
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#endif
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void init();
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time_t now();
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double diffTime(time_t start, time_t end);
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}
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std::string formatTime(double d, double relative=-1);
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void profile(const char* name, void (*func)(), int iterations, int elements);
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#endif
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