Files
swift-mirror/utils/dtrace/runtime_statistics.d
Michael Gottesman 31b9229dd8 [gardening] Move ./swift/utils/*.d => ./swift/utils/dtrace/*.d.
The 'utils' folder has become a dumping ground. This is an attempt to clean it
up a little bit.
2016-02-28 13:46:06 -08:00

55 lines
1.6 KiB
D

typedef struct HeapObject {
uintptr_t M; /* Metadata */
} HeapObject;
typedef struct NominalTypeDescriptor {
uintptr_t Zero;
uintptr_t Name;
} NominalTypeDescriptor;
typedef struct ClassMetadata {
uintptr_t Kind;
struct ClassMetadata *super;
void *data[2];
uintptr_t data2;
uint32_t InstanceAddressPoint;
uint32_t InstanceSize;
uint16_t InstanceAlignMask;
uint16_t Reserved;
uint32_t ClassSize;
uint32_t ClassAddressPoint;
NominalTypeDescriptor *Descriptor;
} ClassMetadata;
pid$target:libswiftCore:swift_retain:entry / arg0 != 0 /
{
this->ptr = (HeapObject *)copyin(arg0, sizeof(HeapObject));
this->metadata = (ClassMetadata *)copyin(this->ptr->M, sizeof(ClassMetadata));
this->descriptor = (NominalTypeDescriptor *)copyin((uintptr_t)this->metadata->Descriptor, sizeof(NominalTypeDescriptor));
this->clsname = copyinstr(this->descriptor->Name);
@type_count["swift_retain", this->clsname] = count();
@counts["swift_retain", "global"] = count();
}
pid$target:libswiftCore:swift_release:entry / arg0 != 0 /
{
this->ptr = (HeapObject *)copyin(arg0, sizeof(HeapObject));
this->metadata = (ClassMetadata *)copyin(this->ptr->M, sizeof(ClassMetadata));
this->descriptor = (NominalTypeDescriptor *)copyin((uintptr_t)this->metadata->Descriptor, sizeof(NominalTypeDescriptor));
this->clsname = copyinstr(this->descriptor->Name);
@type_count["swift_release", this->clsname] = count();
@counts["swift_release", "global"] = count();
}
pid$target:libobjc:objc_retain:entry
{
@counts["objc_retain", "global"] = count();
}
pid$target:libobjc:objc_release:entry
{
@counts["objc_release", "global"] = count();
}