2 * Copyright (c) 2003-2004 The Regents of The University of Michigan
5 * Redistribution and use in source and binary forms, with or without
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14 * this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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32 #include "arch/alpha/isa_traits.hh"
33 #include "arch/alpha/process.hh"
34 #include "base/loader/object_file.hh"
35 #include "base/misc.hh"
36 #include "cpu/thread_context.hh"
37 #include "sim/system.hh"
40 using namespace AlphaISA
;
43 AlphaLiveProcess::AlphaLiveProcess(const std::string
&nm
, ObjectFile
*objFile
,
44 System
*_system
, int stdin_fd
, int stdout_fd
, int stderr_fd
,
45 std::vector
<std::string
> &argv
, std::vector
<std::string
> &envp
,
46 uint64_t _uid
, uint64_t _euid
, uint64_t _gid
, uint64_t _egid
,
47 uint64_t _pid
, uint64_t _ppid
)
48 : LiveProcess(nm
, objFile
, _system
, stdin_fd
, stdout_fd
, stderr_fd
,
49 argv
, envp
, _uid
, _euid
, _gid
, _egid
, _pid
, _ppid
)
51 brk_point
= objFile
->dataBase() + objFile
->dataSize() + objFile
->bssSize();
52 brk_point
= roundUp(brk_point
, VMPageSize
);
54 // Set up stack. On Alpha, stack goes below text section. This
55 // code should get moved to some architecture-specific spot.
56 stack_base
= objFile
->textBase() - (409600+4096);
58 // Set up region for mmaps. Tru64 seems to start just above 0 and
59 // grow up from there.
60 mmap_start
= mmap_end
= 0x10000;
62 // Set pointer for next thread stack. Reserve 8M for main stack.
63 next_thread_stack_base
= stack_base
- (8 * 1024 * 1024);
68 AlphaLiveProcess::startup()
70 argsInit(MachineBytes
, VMPageSize
);
72 threadContexts
[0]->setIntReg(GlobalPointerReg
, objFile
->globalPointer());