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Location: CSY/reowolf/examples/bench_23/main.c

MH
Partial reimplementation of compiler and TypeTable

Every type symbol and its possible polymorphic variables are now
parsed up front and put in the SymbolTable, doing away with the
complicated and error-prone NamespacedIdentifier. Still pending
changes to parts of the compiler and the runtime, so not working
at the moment.
#include <time.h>
#include "../../reowolf.h"
#include "../utility.c"
int main(int argc, char** argv) {
	int i;

	// unsigned char pdl[] = "\
	// primitive xrouter(in a, out b, out c) {\
 //        while(true) synchronous {\
 //            if(fires(a)) {\
 //                if(fires(b)) put(b, get(a));\
 //                else         put(c, get(a));\
 //            }\
 //        }\
 //    }"
 //    ;
	unsigned char pdl[] = "\
	primitive lossy(in a, out b) {\
        while(true) synchronous {\
            if(fires(a)) {\
                msg m = get(a);\
                if(fires(b)) put(b, m);\
            }\
        }\
    }\
    primitive sync_drain(in a, in b) {\
        while(true) synchronous {\
            if(fires(a)) {\
                get(a);\
                get(b);\
            }\
        }\
    }\
    composite xrouter(in a, out b, out c) {\
        channel d -> e;\
        channel f -> g;\
        channel h -> i;\
        channel j -> k;\
        channel l -> m;\
        channel n -> o;\
        channel p -> q;\
        channel r -> s;\
        channel t -> u;\
        new replicator(a, d, f);\
        new replicator(g, t, h);\
        new lossy(e, l);\
        new lossy(i, j);\
        new replicator(m, b, p);\
        new replicator(k, n, c);\
        new merger(q, o, r);\
        new sync_drain(u, s);\
    }"
    ;
	Arc_ProtocolDescription * pd = protocol_description_parse(pdl, sizeof(pdl)-1);
	Connector * c = connector_new_with_id(pd, 0);
	printf("Error str `%s`\n", reowolf_error_peek(NULL));

	PortId ports[6];
	for(i=0; i<3; i++) {
		connector_add_port_pair(c, &ports[2*i], &ports[2*i+1]);
	}
	// [native~~~~~~~~~~]
	//  0  1  2  3  4  5
	//  |  ^  |  ^  |  ^  
	//  `--`  `--`  `--`  
	char ident[] = "xrouter";
	connector_add_component(
		c,
		ident,
		sizeof(ident)-1,
		(PortId[]) { ports[1], ports[2], ports[4] },
		3);
	printf("Error str `%s`\n", reowolf_error_peek(NULL));

	// [native~~~~~~~~~~]
	//  0        3     5
	//  V        ^     ^  
	//  1        2     4  
	// [xrouter~~~~~~~~~]
	connector_connect(c, -1);
	printf("Connect OK!\n");
	
	int msg_len = 1000;
	char * msg = malloc(msg_len);
	memset(msg, 42, msg_len);

	{
		clock_t begin = clock();
		for (i=0; i<100000; i++) {
			connector_put_bytes(c, ports[0], msg, msg_len);
			connector_get(c, ports[3]);
			connector_sync(c, -1);
		}
		clock_t end = clock();
		double time_spent = (double)(end - begin) / CLOCKS_PER_SEC;
		printf("First: %f\n", time_spent);
	}
	{
		clock_t begin = clock();
		for (i=0; i<100000; i++) {
			connector_put_bytes(c, ports[0], msg, msg_len);
			connector_get(c, ports[5]);
			connector_sync(c, -1);
		}
		clock_t end = clock();
		double time_spent = (double)(end - begin) / CLOCKS_PER_SEC;
		printf("Second: %f\n", time_spent);
	}
	{
		clock_t begin = clock();
		for (i=0; i<100000; i++) {
			connector_put_bytes(c, ports[0], msg, msg_len);
			connector_get(c, ports[3 + (i%2)*2]);
			connector_sync(c, -1);
		}
		clock_t end = clock();
		double time_spent = (double)(end - begin) / CLOCKS_PER_SEC;
		printf("Alternating: %f\n", time_spent);
	}
	free(msg);
	return 0;
}