[tsan] Include __tsan_external_* API from a header file instead of declaring them manually. NFC.
Differential Revision: https://reviews.llvm.org/D32384 llvm-svn: 301190
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@ -17,8 +17,6 @@ int __tsan_get_report_loc(void *report, unsigned long idx, const char **type,
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unsigned long trace_size);
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int __tsan_get_report_loc_object_type(void *report, unsigned long idx,
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const char **object_type);
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void *__tsan_external_register_tag(const char *object_type);
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void __tsan_external_assign_tag(void *addr, void *tag);
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}
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void *Thread(void *arg) {
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@ -5,14 +5,6 @@
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#import "../test.h"
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extern "C" {
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void *__tsan_external_register_tag(const char *object_type);
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void *__tsan_external_assign_tag(void *addr, void *tag);
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void __tsan_external_read(void *addr, void *caller_pc, void *tag);
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void __tsan_external_write(void *addr, void *caller_pc, void *tag);
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void __tsan_write8(void *addr);
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}
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void *tag;
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__attribute__((no_sanitize("thread")))
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@ -8,6 +8,8 @@
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#include <stdarg.h>
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#include "sanitizer_common/print_address.h"
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#include <sanitizer/tsan_interface.h>
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#ifdef __APPLE__
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#include <mach/mach_time.h>
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#endif
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@ -6,31 +6,22 @@
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volatile uint64_t objs[8*2*(2 + 4 + 8)][2];
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extern "C" {
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uint16_t __sanitizer_unaligned_load16(volatile void *addr);
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uint32_t __sanitizer_unaligned_load32(volatile void *addr);
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uint64_t __sanitizer_unaligned_load64(volatile void *addr);
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void __sanitizer_unaligned_store16(volatile void *addr, uint16_t v);
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void __sanitizer_unaligned_store32(volatile void *addr, uint32_t v);
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void __sanitizer_unaligned_store64(volatile void *addr, uint64_t v);
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}
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// All this mess is to generate unique stack for each race,
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// otherwise tsan will suppress similar stacks.
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static NOINLINE void access(volatile char *p, int sz, int rw) {
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static NOINLINE void access(volatile void *p, int sz, int rw) {
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if (rw) {
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switch (sz) {
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case 0: __sanitizer_unaligned_store16(p, 0); break;
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case 1: __sanitizer_unaligned_store32(p, 0); break;
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case 2: __sanitizer_unaligned_store64(p, 0); break;
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case 0: __sanitizer_unaligned_store16((void *)p, 0); break;
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case 1: __sanitizer_unaligned_store32((void *)p, 0); break;
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case 2: __sanitizer_unaligned_store64((void *)p, 0); break;
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default: exit(1);
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}
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} else {
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switch (sz) {
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case 0: __sanitizer_unaligned_load16(p); break;
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case 1: __sanitizer_unaligned_load32(p); break;
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case 2: __sanitizer_unaligned_load64(p); break;
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case 0: __sanitizer_unaligned_load16((void *)p); break;
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case 1: __sanitizer_unaligned_load32((void *)p); break;
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case 2: __sanitizer_unaligned_load64((void *)p); break;
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default: exit(1);
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}
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}
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