248   uptr beg = OriginAlignDown(d);  in CopyOrigin()  local
250   if (beg < d) {  in CopyOrigin()
251     ChainAndWriteOriginIfTainted((uptr)src, beg + kOriginAlign - d, beg, stack);  in CopyOrigin()
252     beg += kOriginAlign;  in CopyOrigin()
257   if (end < beg)  in CopyOrigin()
265   if (beg >= end)  in CopyOrigin()
272   dfsan_origin *src_end = origin_for((void *)(src_a + (end - beg)));  in CopyOrigin()
273   dfsan_origin *dst_o = origin_for((void *)beg);  in CopyOrigin()
300   uptr beg = OriginAlignDown(d);  in ReverseCopyOrigin()  local
302   if (beg + kOriginAlign < end) {  in ReverseCopyOrigin()
305     void *src_end = (void *)(src_a + end - beg - kOriginAlign);  in ReverseCopyOrigin()
324   if (beg < d)  in ReverseCopyOrigin()
325     ChainAndWriteOriginIfTainted((uptr)src, beg + kOriginAlign - d, beg, stack);  in ReverseCopyOrigin()
363   uptr beg = OriginAlignDown(x);  in SetOrigin()  local
368   if (beg & 7ULL) {  in SetOrigin()
369     if (*(u32 *)beg != origin)  in SetOrigin()
370       *(u32 *)beg = origin;  in SetOrigin()
371     beg += 4;  in SetOrigin()
373   for (uptr addr = beg; addr < (end & ~7UL); addr += 8) {  in SetOrigin()
457 static void WriteZeroShadowInRange(uptr beg, uptr end) {  in WriteZeroShadowInRange()  argument
466   if (!mem_is_zero((const char *)beg, end - beg))  in WriteZeroShadowInRange()
467     internal_memset((void *)beg, 0, end - beg);  in WriteZeroShadowInRange()
1023 static bool CheckMemoryRangeAvailability(uptr beg, uptr size) {  in CheckMemoryRangeAvailability()  argument
1025     uptr end = beg + size - 1;  in CheckMemoryRangeAvailability()
1026     if (!MemoryRangeIsAvailable(beg, end)) {  in CheckMemoryRangeAvailability()
1027       Printf("FATAL: Memory range %p - %p is not available.\n", beg, end);  in CheckMemoryRangeAvailability()
1036 static bool ProtectMemoryRange(uptr beg, uptr size, const char *name) {  in ProtectMemoryRange()  argument
1038     void *addr = MmapFixedNoAccess(beg, size, name);  in ProtectMemoryRange()
1039     if (beg == 0 && addr) {  in ProtectMemoryRange()
1043       beg += gap;  in ProtectMemoryRange()
1045       addr = MmapFixedNoAccess(beg, size, name);  in ProtectMemoryRange()
1047     if ((uptr)addr != beg) {  in ProtectMemoryRange()
1048       uptr end = beg + size - 1;  in ProtectMemoryRange()
1049       Printf("FATAL: Cannot protect memory range %p - %p (%s).\n", beg, end,  in ProtectMemoryRange()