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author | Gabe Black <gblack@eecs.umich.edu> | 2007-03-07 20:04:46 +0000 |
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committer | Gabe Black <gblack@eecs.umich.edu> | 2007-03-07 20:04:46 +0000 |
commit | 54fc750924ebeeb34d598018b664a886cc3f7ac5 (patch) | |
tree | 87f21e528a20ac3d44540922a1ebc0e7df3e9389 /src/arch/mips | |
parent | 8edc9d79cee3edd6d16a8254a0180aaa242974c7 (diff) | |
download | gem5-54fc750924ebeeb34d598018b664a886cc3f7ac5.tar.xz |
Move the magic m5 PageTableFault into sim/faults.[hh,cc] since it's the same across all architectures.
--HG--
extra : convert_revision : 18d441eb7ac44df4df41771bfe3dec69f7fa70ec
Diffstat (limited to 'src/arch/mips')
-rw-r--r-- | src/arch/mips/faults.cc | 26 | ||||
-rw-r--r-- | src/arch/mips/faults.hh | 24 |
2 files changed, 0 insertions, 50 deletions
diff --git a/src/arch/mips/faults.cc b/src/arch/mips/faults.cc index 2a8ab1df5..c9e6aa75b 100644 --- a/src/arch/mips/faults.cc +++ b/src/arch/mips/faults.cc @@ -58,12 +58,6 @@ FaultName ArithmeticFault::_name = "arith"; FaultVect ArithmeticFault::_vect = 0x0501; FaultStat ArithmeticFault::_count; -#if !FULL_SYSTEM -FaultName PageTableFault::_name = "page_table_fault"; -FaultVect PageTableFault::_vect = 0x0000; -FaultStat PageTableFault::_count; -#endif - FaultName InterruptFault::_name = "interrupt"; FaultVect InterruptFault::_vect = 0x0101; FaultStat InterruptFault::_count; @@ -112,25 +106,5 @@ FaultName IntegerOverflowFault::_name = "intover"; FaultVect IntegerOverflowFault::_vect = 0x0501; FaultStat IntegerOverflowFault::_count; -void PageTableFault::invoke(ThreadContext *tc) -{ - Process *p = tc->getProcessPtr(); - - // address is higher than the stack region or in the current stack region - if (vaddr > p->stack_base || vaddr > p->stack_min) - FaultBase::invoke(tc); - - // We've accessed the next page - if (vaddr > p->stack_min - PageBytes) { - p->stack_min -= PageBytes; - if (p->stack_base - p->stack_min > 8*1024*1024) - fatal("Over max stack size for one thread\n"); - p->pTable->allocate(p->stack_min, PageBytes); - warn("Increasing stack size by one page."); - } else { - FaultBase::invoke(tc); - } -} - } // namespace MipsISA diff --git a/src/arch/mips/faults.hh b/src/arch/mips/faults.hh index 9d2c5df32..86c742413 100644 --- a/src/arch/mips/faults.hh +++ b/src/arch/mips/faults.hh @@ -80,30 +80,6 @@ class AlignmentFault : public MipsFault bool isAlignmentFault() {return true;} }; -#if !FULL_SYSTEM -class PageTableFault : public MipsFault -{ - private: - Addr vaddr; - static FaultName _name; - static FaultVect _vect; - static FaultStat _count; - public: - PageTableFault(Addr va) - : vaddr(va) {} - FaultName name() {return _name;} - FaultVect vect() {return _vect;} - FaultStat & countStat() {return _count;} - void invoke(ThreadContext * tc); -}; - -static inline Fault genPageTableFault(Addr va) -{ - return new PageTableFault(va); -} -#endif - - static inline Fault genMachineCheckFault() { return new MachineCheckFault; |