Move ArtField to native
Add linear alloc. Moved ArtField to be native object. Changed image
writer to put ArtFields after the mirror section.
Savings:
2MB on low ram devices
4MB on normal devices
Total PSS measurements before (normal N5, 95s after shell start):
Image size: 7729152 bytes
23112 kB: .NonMoving
23212 kB: .NonMoving
22868 kB: .NonMoving
23072 kB: .NonMoving
22836 kB: .NonMoving
19618 kB: .Zygote
19850 kB: .Zygote
19623 kB: .Zygote
19924 kB: .Zygote
19612 kB: .Zygote
Avg: 42745.4 kB
After:
Image size: 7462912 bytes
17440 kB: .NonMoving
16776 kB: .NonMoving
16804 kB: .NonMoving
17812 kB: .NonMoving
16820 kB: .NonMoving
18788 kB: .Zygote
18856 kB: .Zygote
19064 kB: .Zygote
18841 kB: .Zygote
18629 kB: .Zygote
3499 kB: .LinearAlloc
3408 kB: .LinearAlloc
3424 kB: .LinearAlloc
3600 kB: .LinearAlloc
3436 kB: .LinearAlloc
Avg: 39439.4 kB
No reflection performance changes.
Bug: 19264997
Bug: 17643507
Change-Id: I10c73a37913332080aeb978c7c94713bdfe4fe1c
diff --git a/imgdiag/imgdiag.cc b/imgdiag/imgdiag.cc
index 9b57ecb..34a4c14 100644
--- a/imgdiag/imgdiag.cc
+++ b/imgdiag/imgdiag.cc
@@ -168,7 +168,10 @@
<< "\n\n";
const uint8_t* image_begin_unaligned = boot_image_header.GetImageBegin();
- const uint8_t* image_end_unaligned = image_begin_unaligned + boot_image_header.GetImageSize();
+ const uint8_t* image_mirror_end_unaligned = image_begin_unaligned +
+ boot_image_header.GetImageSize();
+ const uint8_t* image_end_unaligned = image_mirror_end_unaligned +
+ boot_image_header.GetArtFieldsSize();
// Adjust range to nearest page
const uint8_t* image_begin = AlignDown(image_begin_unaligned, kPageSize);
@@ -350,7 +353,7 @@
size_t dirty_object_bytes = 0;
{
const uint8_t* begin_image_ptr = image_begin_unaligned;
- const uint8_t* end_image_ptr = image_end_unaligned;
+ const uint8_t* end_image_ptr = image_mirror_end_unaligned;
const uint8_t* current = begin_image_ptr + RoundUp(sizeof(ImageHeader), kObjectAlignment);
while (reinterpret_cast<const uintptr_t>(current)