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| bin_PROGRAMS = vector map | ||
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| vector_SOURCES = \ | ||
| vector.c vector_dynamic.c vector_stdlib.cpp \ | ||
| vector.h vector_dynamic.h vector_stdlib.h \ | ||
| vector.R | ||
| vector_CFLAGS = -std=gnu11 -I../src -g -O3 -flto -fuse-linker-plugin | ||
| vector_CXXFLAGS = -I../src -g -O3 -flto -fuse-linker-plugin | ||
| vector_LDADD = ../libdynamic.la | ||
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| map_SOURCES = \ | ||
| map.c map_custom.c map_subclass.c map_dynamic.c map_unordered.cpp \ | ||
| map.h map_custom.h map_subclass.h map_dynamic.h map_unordered.h \ | ||
| map.R | ||
| map_CFLAGS = -std=gnu11 -I../src -g -O3 -flto -fuse-linker-plugin | ||
| map_CXXFLAGS = -I../src -g -O3 -flto -fuse-linker-plugin | ||
| map_LDADD = ../libdynamic.la | ||
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| benchmark: vector.pdf map.pdf | ||
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| vector.pdf: vector.dat vector.R | ||
| ./vector.R | ||
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| vector.dat: vector | ||
| ./$^ > $@ | ||
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| map.pdf: map.dat map.R | ||
| ./map.R | ||
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| map.dat: map | ||
| ./$^ > $@ | ||
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| CLEANFILES = *.dat *.pdf |
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| To build the benchmark, invoke | ||
| make benchmark | ||
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| Which will produce map.pfd and vector.pfd. The benchmark require R, and the ggplot2, scales and sitools libraries. |
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| #!/usr/bin/env Rscript | ||
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| library(ggplot2) | ||
| library(scales) | ||
| library(sitools) | ||
| library(gridExtra) | ||
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| data.map <- read.csv("map.dat", head=TRUE, sep=",") | ||
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| g1 <- ggplot(legend = TRUE) + | ||
| labs(list(title = "Insert", x = "Map size", y = "Time/Operation (ns)")) + | ||
| theme(plot.title = element_text(size = 10), | ||
| axis.title.x = element_text(size = 8), axis.title.y = element_text(size = 8), | ||
| axis.text.x = element_text(size = 8), axis.text.y = element_text(size = 8)) + | ||
| geom_smooth(method = "loess", span = 0.5, data = data.map, aes(x = size, y = insert, colour = name)) + | ||
| scale_y_continuous(labels = comma) + | ||
| expand_limits(y = 0) + | ||
| scale_x_continuous(trans = log_trans(), breaks = 10^(0:10), labels = comma) | ||
| g1$labels$colour <- "Implementation" | ||
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| g2 <- ggplot(legend = TRUE) + | ||
| labs(list(title = "Lookup", x = "Map size", y = "Time/Operation (ns)")) + | ||
| theme(plot.title = element_text(size = 10), | ||
| axis.title.x = element_text(size = 8), axis.title.y = element_text(size = 8), | ||
| axis.text.x = element_text(size = 8), axis.text.y = element_text(size = 8)) + | ||
| geom_smooth(method = "loess", span = 0.5, data = data.map, aes(x = size, y = at, colour = name)) + | ||
| scale_y_continuous(labels = comma) + | ||
| expand_limits(y = 0) + | ||
| scale_x_continuous(trans = log_trans(), breaks = 10^(0:10), labels = comma) | ||
| g2$labels$colour <- "Implementation" | ||
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| g3 <- ggplot(legend = TRUE) + | ||
| labs(list(title = "Delete", x = "Map size", y = "Time/Operation (ns)")) + | ||
| theme(plot.title = element_text(size = 10), | ||
| axis.title.x = element_text(size = 8), axis.title.y = element_text(size = 8), | ||
| axis.text.x = element_text(size = 8), axis.text.y = element_text(size = 8)) + | ||
| geom_smooth(method = "loess", span = 0.5, data = data.map, aes(x = size, y = erase, colour = name)) + | ||
| scale_y_continuous(labels = comma) + | ||
| expand_limits(y = 0) + | ||
| scale_x_continuous(trans = log_trans(), breaks = 10^(0:10), labels = comma) | ||
| g3$labels$colour <- "Implementation" | ||
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| pdf("map.pdf", width = 10, height = 10) | ||
| grid.arrange(g1, g2, g3, ncol=1, top = "libdynamic map benchmark") | ||
| #dev.off() | ||
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| # g4 <- grid.arrangeGrob(g1, g2, g3, ncol=1, top = "libdynamic map benchmark") | ||
| #ggsave(g4, file = "map.pdf", width = 10, height = 10) |
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| #include <stdio.h> | ||
| #include <stdlib.h> | ||
| #include <stdint.h> | ||
| #include <string.h> | ||
| #include <math.h> | ||
| #include <time.h> | ||
| #include "dynamic.h" | ||
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| #include "map.h" | ||
| #include "map_custom.h" | ||
| #include "map_subclass.h" | ||
| #include "map_unordered.h" | ||
| #include "map_dynamic.h" | ||
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| static map_metric metrics[] = { | ||
| {.name = "custom open addressing", .measure = map_custom}, | ||
| {.name = "libdynamic", .measure = map_dynamic}, | ||
| {.name = "std::map_unordered", .measure = map_unordered}, | ||
| {.name = "libdynamic (subclass)", .measure = map_subclass} | ||
| }; | ||
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| uint64_t ntime(void) | ||
| { | ||
| struct timespec ts; | ||
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| (void) clock_gettime(CLOCK_MONOTONIC_RAW, &ts); | ||
| return ((uint64_t) ts.tv_sec * 1000000000) + ((uint64_t) ts.tv_nsec); | ||
| } | ||
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| int main() | ||
| { | ||
| size_t i, n, n_min = 10, n_max = 1000000; | ||
| double k = 1.1; | ||
| uint32_t *a; | ||
| map_metric *m; | ||
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| (void) fprintf(stdout, "name,size,insert,at,erase\n"); | ||
| for (n = n_min; n < n_max; n = ceil(k * n)) | ||
| { | ||
| a = calloc(n, sizeof *a); | ||
| for (i = 0; i < n; i ++) | ||
| a[i] = rand(); | ||
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| for (m = metrics; m < &metrics[sizeof metrics / sizeof metrics[0]]; m ++) | ||
| { | ||
| m->measure(m, a, n); | ||
| (void) fprintf(stdout, "%s,%lu,%f,%f,%f\n", m->name, n, m->insert, m->at, m->erase); | ||
| } | ||
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| free(a); | ||
| } | ||
| } |
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| #ifndef BENCHMARKS_MAP_H_INCLUDED | ||
| #define BENCHMARKS_MAP_H_INCLUDED | ||
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| typedef struct map_metric map_metric; | ||
| struct map_metric | ||
| { | ||
| char *name; | ||
| void (*measure)(map_metric *, uint32_t *, size_t); | ||
| double insert; | ||
| double at; | ||
| double erase; | ||
| }; | ||
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| uint64_t ntime(void); | ||
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| #endif /* BENCHMARKS_MAP_H_INCLUDED */ |
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