29   // Mapping app memory and back does not produce the same address,
33   // Mapping is non-linear for linear user range.
60 C/C++ on netbsd/amd64 can reuse the same mapping:
821   template <typename Mapping>
825         return Mapping::kLoAppMemBeg;  in Apply()
827         return Mapping::kLoAppMemEnd;  in Apply()
829         return Mapping::kMidAppMemBeg;  in Apply()
831         return Mapping::kMidAppMemEnd;  in Apply()
833         return Mapping::kHiAppMemBeg;  in Apply()
835         return Mapping::kHiAppMemEnd;  in Apply()
837         return Mapping::kHeapMemBeg;  in Apply()
839         return Mapping::kHeapMemEnd;  in Apply()
841         return Mapping::kVdsoBeg;  in Apply()
843         return Mapping::kShadowBeg;  in Apply()
845         return Mapping::kShadowEnd;  in Apply()
847         return Mapping::kMetaShadowBeg;  in Apply()
849         return Mapping::kMetaShadowEnd;  in Apply()
889   template <typename Mapping>
891   return (mem >= Mapping::kHeapMemBeg && mem < Mapping::kHeapMemEnd) ||  in Apply()
892          (mem >= Mapping::kMidAppMemBeg && mem < Mapping::kMidAppMemEnd) ||  in Apply()
893          (mem >= Mapping::kLoAppMemBeg && mem < Mapping::kLoAppMemEnd) ||  in Apply()
894          (mem >= Mapping::kHiAppMemBeg && mem < Mapping::kHiAppMemEnd);  in Apply()
902   template <typename Mapping>
904     return mem >= Mapping::kShadowBeg && mem <= Mapping::kShadowEnd;  in Apply()
914   template <typename Mapping>
916     return mem >= Mapping::kMetaShadowBeg && mem <= Mapping::kMetaShadowEnd;  in Apply()
926   template <typename Mapping>
928     DCHECK(IsAppMemImpl::Apply<Mapping>(x));  in Apply()
929     return (((x) & ~(Mapping::kShadowMsk | (kShadowCell - 1))) ^  in Apply()
930             Mapping::kShadowXor) *  in Apply()
932            Mapping::kShadowAdd;  in Apply()
942   template <typename Mapping>
944     DCHECK(IsAppMemImpl::Apply<Mapping>(x));  in Apply()
945     return (u32 *)(((((x) & ~(Mapping::kShadowMsk | (kMetaShadowCell - 1)))) /  in Apply()
947                    Mapping::kMetaShadowBeg);  in Apply()
955   template <typename Mapping>
957     if (!IsShadowMemImpl::Apply<Mapping>(sp))  in Apply()
959     // The shadow mapping is non-linear and we've lost some bits, so we don't  in Apply()
960     // have an easy way to restore the original app address. But the mapping is  in Apply()
962     // low/mid/high range consecutively and see if shadow->app->shadow mapping  in Apply()
965         ((sp - Mapping::kShadowAdd) / kShadowMultiplier) ^ Mapping::kShadowXor;  in Apply()
966     if (p >= Mapping::kLoAppMemBeg && p < Mapping::kLoAppMemEnd &&  in Apply()
967         MemToShadowImpl::Apply<Mapping>(p) == sp)  in Apply()
969     if (Mapping::kMidAppMemBeg) {  in Apply()
970       uptr p_mid = p + (Mapping::kMidAppMemBeg & Mapping::kShadowMsk);  in Apply()
971       if (p_mid >= Mapping::kMidAppMemBeg && p_mid < Mapping::kMidAppMemEnd &&  in Apply()
972           MemToShadowImpl::Apply<Mapping>(p_mid) == sp)  in Apply()
975     return p | Mapping::kShadowMsk;  in Apply()
991   template <typename Mapping>
998         Mapping::kLoAppMemBeg,  Mapping::kLoAppMemEnd, Mapping::kMidAppMemBeg,  in Apply()
999         Mapping::kMidAppMemEnd, Mapping::kHiAppMemBeg, Mapping::kHiAppMemEnd,  in Apply()
1000         Mapping::kHeapMemBeg,   Mapping::kHeapMemEnd,  in Apply()