forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			90 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			90 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
| //===-- test.c ------------------------------------------------------------===//
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| //
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| //                     The LLVM Compiler Infrastructure
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| //
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| // This file is distributed under the University of Illinois Open Source
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| // License. See LICENSE.TXT for details.
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| //
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| //===----------------------------------------------------------------------===//
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| //
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| // Sanity test for Go runtime.
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| //
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| //===----------------------------------------------------------------------===//
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| 
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| #include <stdio.h>
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| #include <stdlib.h>
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| 
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| void __tsan_init(void **thr, void **proc, void (*cb)(long, void*));
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| void __tsan_fini();
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| void __tsan_map_shadow(void *addr, unsigned long size);
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| void __tsan_go_start(void *thr, void **chthr, void *pc);
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| void __tsan_go_end(void *thr);
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| void __tsan_proc_create(void **pproc);
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| void __tsan_proc_destroy(void *proc);
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| void __tsan_proc_wire(void *proc, void *thr);
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| void __tsan_proc_unwire(void *proc, void *thr);
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| void __tsan_read(void *thr, void *addr, void *pc);
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| void __tsan_write(void *thr, void *addr, void *pc);
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| void __tsan_func_enter(void *thr, void *pc);
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| void __tsan_func_exit(void *thr);
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| void __tsan_malloc(void *thr, void *pc, void *p, unsigned long sz);
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| void __tsan_free(void *p, unsigned long sz);
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| void __tsan_acquire(void *thr, void *addr);
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| void __tsan_release(void *thr, void *addr);
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| void __tsan_release_merge(void *thr, void *addr);
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| 
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| void *current_proc;
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| 
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| void symbolize_cb(long cmd, void *ctx) {
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|   switch (cmd) {
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|   case 0:
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|     if (current_proc == 0)
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|       abort();
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|     *(void**)ctx = current_proc;
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|   }
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| }
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| 
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| char buf0[100<<10];
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| 
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| void foobar() {}
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| void barfoo() {}
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| 
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| int main(void) {
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|   void *thr0 = 0;
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|   void *proc0 = 0;
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|   __tsan_init(&thr0, &proc0, symbolize_cb);
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|   current_proc = proc0;
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|   char *buf = (char*)((unsigned long)buf0 + (64<<10) - 1 & ~((64<<10) - 1));
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|   __tsan_map_shadow(buf, 4096);
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|   __tsan_malloc(thr0, (char*)&barfoo + 1, buf, 10);
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|   __tsan_free(buf, 10);
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|   __tsan_func_enter(thr0, (char*)&main + 1);
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|   __tsan_malloc(thr0, (char*)&barfoo + 1, buf, 10);
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|   __tsan_release(thr0, buf);
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|   __tsan_release_merge(thr0, buf);
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|   void *thr1 = 0;
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|   __tsan_go_start(thr0, &thr1, (char*)&barfoo + 1);
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|   void *thr2 = 0;
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|   __tsan_go_start(thr0, &thr2, (char*)&barfoo + 1);
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|   __tsan_func_exit(thr0);
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|   __tsan_func_enter(thr1, (char*)&foobar + 1);
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|   __tsan_func_enter(thr1, (char*)&foobar + 1);
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|   __tsan_write(thr1, buf, (char*)&barfoo + 1);
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|   __tsan_acquire(thr1, buf);
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|   __tsan_func_exit(thr1);
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|   __tsan_func_exit(thr1);
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|   __tsan_go_end(thr1);
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|   void *proc1 = 0;
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|   __tsan_proc_create(&proc1);
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|   current_proc = proc1;
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|   __tsan_func_enter(thr2, (char*)&foobar + 1);
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|   __tsan_read(thr2, buf, (char*)&barfoo + 1);
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|   __tsan_free(buf, 10);
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|   __tsan_func_exit(thr2);
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|   __tsan_go_end(thr2);
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|   __tsan_proc_destroy(proc1);
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|   current_proc = proc0;
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|   __tsan_fini();
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|   return 0;
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| }
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