syscall_emul.hh (6658:f4de76601762) syscall_emul.hh (6672:b636411c118e)
1/*
2 * Copyright (c) 2003-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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973 }
974
975 if (start != 0) {
976 warn("mmap: ignoring suggested map address 0x%x, using 0x%x",
977 start, p->mmap_end);
978 }
979
980 // pick next address from our "mmap region"
1/*
2 * Copyright (c) 2003-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

--- 964 unchanged lines hidden (view full) ---

973 }
974
975 if (start != 0) {
976 warn("mmap: ignoring suggested map address 0x%x, using 0x%x",
977 start, p->mmap_end);
978 }
979
980 // pick next address from our "mmap region"
981 start = p->mmap_end;
981 if (OS::mmapGrowsDown()) {
982 start = p->mmap_end - length;
983 p->mmap_end = start;
984 } else {
985 start = p->mmap_end;
986 p->mmap_end += length;
987 }
982 p->pTable->allocate(start, length);
988 p->pTable->allocate(start, length);
983 p->mmap_end += length;
984
985 if (!(flags & OS::TGT_MAP_ANONYMOUS)) {
986 warn("allowing mmap of file @ fd %d. "
987 "This will break if not /dev/zero.", p->getSyscallArg(tc, 4));
988 }
989
990 return start;
991}

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990 if (!(flags & OS::TGT_MAP_ANONYMOUS)) {
991 warn("allowing mmap of file @ fd %d. "
992 "This will break if not /dev/zero.", p->getSyscallArg(tc, 4));
993 }
994
995 return start;
996}

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