Add threads.c
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2
Makefile
2
Makefile
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@ -1,7 +1,7 @@
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FILES = *.c */*.c
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LIBRARIES = -lpthread
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INCLUDES = -I. -I./parser/ -I./compiler/ -I./vm/ -I./tokenizer/ -I./misc/
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CFLAGS = -std=c99 -g
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CFLAGS = -std=c99 -Wall
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OUTFILE = jack-compiler
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main: ${FILES}
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70
main.c
70
main.c
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#include <errno.h>
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#include <string.h>
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#include <stdlib.h>
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#include <pthread.h>
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#include <unistd.h>
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#include "threads.h"
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#include "parser.h"
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#include "compiler.h"
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#include "io.h"
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#include "os.h"
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typedef struct unit {
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FILELIST* file;
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TOKEN* tokens;
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CLASS* parsed;
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COMPILER* compiler;
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LINEBLOCK* compiled;
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struct unit* next;
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} COMPILEUNIT;
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void* parseunit(void* input) {
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COMPILEUNIT* unit = (COMPILEUNIT*)input;
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unit->parsed = parse(unit->tokens, unit->file->name);
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pthread_exit(NULL);
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}
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void* compileunit(void* input) {
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COMPILEUNIT* unit = (COMPILEUNIT*)input;
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unit->compiled = compileclass(unit->compiler, unit->parsed);
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pthread_exit(NULL);
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}
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void waitthreads(pthread_t* threads, int amount) {
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void* status;
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int code;
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for(int i = 0; i < amount; i++) {
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code = pthread_join(threads[i], &status);
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if(code) {
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eprintf("Error while joining thread %i: %s\n", i, strerror(code));
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exit(code);
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}
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}
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}
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void actonunits(COMPILEUNIT* units, void*(*fun)(void*)) {
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pthread_t mythreads[_SC_THREAD_THREADS_MAX];
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pthread_attr_t attr;
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pthread_attr_init(&attr);
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pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
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COMPILEUNIT* curr = units;
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int i;
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int code;
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do {
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i = 0;
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while(curr != NULL && i < _SC_THREAD_THREADS_MAX) {
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code = pthread_create(&mythreads[i], &attr, fun, curr);
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if(code) {
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eprintf("Error while creating thread %i: %s\n", i, strerror(code));
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exit(code);
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}
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curr = curr->next;
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i++;
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}
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waitthreads(mythreads, i);
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} while(i == _SC_THREAD_THREADS_MAX);
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pthread_attr_destroy(&attr);
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}
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int main(int argc, char* argv[]) {
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if(argc < 2) {
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eprintf("Usage: %s {input file(s)}\n", argv[0]);
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return 1;
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@ -0,0 +1,62 @@
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#include <unistd.h>
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#include <errno.h>
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#include <string.h>
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#include <stdlib.h>
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#include "threads.h"
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void* parseunit(void* input) {
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COMPILEUNIT* unit = (COMPILEUNIT*)input;
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unit->parsed = parse(unit->tokens, unit->file->name);
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pthread_exit(NULL);
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}
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void* compileunit(void* input) {
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COMPILEUNIT* unit = (COMPILEUNIT*)input;
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unit->compiled = compileclass(unit->compiler, unit->parsed);
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pthread_exit(NULL);
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}
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void waitthreads(pthread_t* threads, int amount) {
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void* status;
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int code;
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for(int i = 0; i < amount; i++) {
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code = pthread_join(threads[i], &status);
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if(code) {
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eprintf("Error while joining thread %i: %s\n", i, strerror(code));
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exit(code);
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}
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}
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}
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void actonunits(COMPILEUNIT* units, void*(*fun)(void*)) {
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pthread_t mythreads[_SC_THREAD_THREADS_MAX];
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pthread_attr_t attr;
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pthread_attr_init(&attr);
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pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
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COMPILEUNIT* curr = units;
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int i;
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int code;
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do {
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i = 0;
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while(curr != NULL && i < _SC_THREAD_THREADS_MAX) {
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code = pthread_create(&mythreads[i], &attr, fun, curr);
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if(code) {
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eprintf("Error while creating thread %i: %s\n", i, strerror(code));
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exit(code);
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}
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curr = curr->next;
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i++;
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}
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waitthreads(mythreads, i);
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} while(i == _SC_THREAD_THREADS_MAX);
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pthread_attr_destroy(&attr);
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}
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@ -0,0 +1,24 @@
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#ifndef THREADS_H
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#define THREADS_H
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#include <pthread.h>
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#include "parser.h"
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#include "compiler.h"
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#include "io.h"
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/* threads
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* Tools for dealing with the compiling pipeline in a parallel way */
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typedef struct unit {
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FILELIST* file;
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TOKEN* tokens;
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CLASS* parsed;
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COMPILER* compiler;
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LINEBLOCK* compiled;
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struct unit* next;
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} COMPILEUNIT;
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void* parseunit(void* input);
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void* compileunit(void* input);
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void waitthreads(pthread_t* threads, int amount);
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void actonunits(COMPILEUNIT* units, void*(*fun)(void*));
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#endif
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