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<rdar://problem/14262854>

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Match up with top’s implementation on recent Cab as API has changed a bit.
Tested the same binary running on Zin as well. Tested ARM binary on iOS as well.

llvm-svn: 185017
This commit is contained in:
Han Ming Ong 2013-06-26 20:46:27 +00:00
parent 4ff0dbb615
commit 6db14a9965
1 changed files with 16 additions and 3 deletions
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19
lldb/tools/debugserver/source/MacOSX/MachVMMemory.cpp
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@ -418,7 +418,7 @@ MachVMMemory::GetMemorySizes(task_t task, cpu_type_t cputype, nub_process_t pid,
}
#if defined (TASK_VM_INFO) && TASK_VM_INFO >= 22
#ifndef TASK_VM_INFO_PURGEABLE
// cribbed from sysmond
static uint64_t
SumVMPurgeableInfo(const vm_purgeable_info_t info)
@ -438,7 +438,7 @@ SumVMPurgeableInfo(const vm_purgeable_info_t info)
return sum;
}
#endif /* !TASK_VM_INFO_PURGEABLE */
#endif
static void
@ -447,11 +447,14 @@ GetPurgeableAndAnonymous(task_t task, uint64_t &purgeable, uint64_t &anonymous)
#if defined (TASK_VM_INFO) && TASK_VM_INFO >= 22
kern_return_t kr;
#ifndef TASK_VM_INFO_PURGEABLE
task_purgable_info_t purgeable_info;
uint64_t purgeable_sum = 0;
#endif /* !TASK_VM_INFO_PURGEABLE */
mach_msg_type_number_t info_count;
task_vm_info_data_t vm_info;
#ifndef TASK_VM_INFO_PURGEABLE
typedef kern_return_t (*task_purgable_info_type) (task_t, task_purgable_info_t *);
task_purgable_info_type task_purgable_info_ptr = NULL;
task_purgable_info_ptr = (task_purgable_info_type)dlsym(RTLD_NEXT, "task_purgable_info");
@ -463,11 +466,20 @@ GetPurgeableAndAnonymous(task_t task, uint64_t &purgeable, uint64_t &anonymous)
purgeable = purgeable_sum;
}
}
#endif /* !TASK_VM_INFO_PURGEABLE */
info_count = TASK_VM_INFO_COUNT;
#ifdef TASK_VM_INFO_PURGEABLE
kr = task_info(task, TASK_VM_INFO_PURGEABLE, (task_info_t)&vm_info, &info_count);
#else
kr = task_info(task, TASK_VM_INFO, (task_info_t)&vm_info, &info_count);
#endif
if (kr == KERN_SUCCESS)
{
#ifdef TASK_VM_INFO_PURGEABLE
purgeable = vm_info.purgeable_volatile_resident;
anonymous = vm_info.internal - vm_info.purgeable_volatile_pmap;
#else
if (purgeable_sum < vm_info.internal)
{
anonymous = vm_info.internal - purgeable_sum;
@ -476,8 +488,9 @@ GetPurgeableAndAnonymous(task_t task, uint64_t &purgeable, uint64_t &anonymous)
{
anonymous = 0;
}
#endif
}
#endif
}