)]}' { "log": [ { "commit": "d39645e22b8db1767cf64dc1200a9e4b2f939ed2", "tree": "fd6488a428600f222c5a411e91ed9f1f3a280b05", "parents": [ "15306dcd03208f062737239753ab1eccfe91403f" ], "author": { "name": "Mathieu Chartier", "email": "mathieuc@google.com", "time": "Tue Jun 09 17:50:29 2015 -0700" }, "committer": { "name": "Mathieu Chartier", "email": "mathieuc@google.com", "time": "Thu Jun 11 14:56:08 2015 -0700" }, "message": "Move image intern table into image\n\nPreviously we recreated this intern table during runtime startup.\nThis added 50-100ms of boot time.\n\nFixed bug where we didn\u0027t copy over hashcodes into the image.\n\nDeleted some stale code.\n\n(cherry picked from commit fac3a390a247fe33d4873773d742aad4cc100118)\n\nBug: 20727525\nBug: 19569780\nChange-Id: I08959e9aa2a73cedb52f393033e2ffea3a26e76b\n" }, { "commit": "e401d146407d61eeb99f8d6176b2ac13c4df1e33", "tree": "17927f9bfe7d2041b5942c89832d55f9dedb24c5", "parents": [ "2006b7b9b8e32722bd0d640c62549d8a0ac624b6" ], "author": { "name": "Mathieu Chartier", "email": "mathieuc@google.com", "time": "Wed Apr 22 13:56:20 2015 -0700" }, "committer": { "name": "Mathieu Chartier", "email": "mathieuc@google.com", "time": "Fri May 29 18:45:49 2015 -0700" }, "message": "Move mirror::ArtMethod to native\n\nOptimizing + quick tests are passing, devices boot.\n\nTODO: Test and fix bugs in mips64.\n\nSaves 16 bytes per most ArtMethod, 7.5MB reduction in system PSS.\nSome of the savings are from removal of virtual methods and direct\nmethods object arrays.\n\nBug: 19264997\nChange-Id: I622469a0cfa0e7082a2119f3d6a9491eb61e3f3d\n" }, { "commit": "80afd02024d20e60b197d3adfbb43cc303cf29e0", "tree": "ef054c7b4f2a739f7cf063e0bc4c501c2c7e41b5", "parents": [ "559b178e34c5d92e7932f92e5d8a981ac334606f" ], "author": { "name": "Vladimir Marko", "email": "vmarko@google.com", "time": "Tue May 19 18:08:00 2015 +0100" }, "committer": { "name": "Vladimir Marko", "email": "vmarko@google.com", "time": "Tue May 26 15:59:02 2015 +0100" }, "message": "ART: Clean up arm64 kNumberOfXRegisters usage.\n\nAvoid undefined behavior for arm64 stemming from 1u \u003c\u003c 32 in\nloops with upper bound kNumberOfXRegisters.\n\nCreate iterators for enumerating bits in an integer either\nfrom high to low or from low to high and use them for\n\u003carch\u003eContext::FillCalleeSaves() on all architectures.\n\nRefactor runtime/utils.{h,cc} by moving all bit-fiddling\nfunctions to runtime/base/bit_utils.{h,cc} (together with\nthe new bit iterators) and all time-related functions to\nruntime/base/time_utils.{h,cc}. Improve test coverage and\nfix some corner cases for the bit-fiddling functions.\n\nBug: 13925192\nChange-Id: I704884dab15b41ecf7a1c47d397ab1c3fc7ee0f7\n" }, { "commit": "2f6cdb01f74772c1c521a125776ef57ea3c73d43", "tree": "163f90841f02b9529997f4e3eea65e512e4795a3", "parents": [ "58565098b2298041ccc97371a3cc486df88d51b3" ], "author": { "name": "David Srbecky", "email": "dsrbecky@google.com", "time": "Sat Apr 11 00:17:53 2015 +0100" }, "committer": { "name": "David Srbecky", "email": "dsrbecky@google.com", "time": "Sat Apr 11 19:14:10 2015 +0100" }, "message": "Relocate DWARF using .oat_patches.\n\nThe current solution is to hard-code knowledge of DWARF in the linker.\nThis works for simple use of DWARF, but breaks as soon as I try to do\nanything more complex. Making the linker fully support DWARF would be\nnon-trivial task and would be essentially rewrite. Using .oat_patches\nis much easier solution.\n\nRelocating .debug_* sections required extending .oat_patches to support\nmore sections than just .text. I have encoded each section as\nnull-terminated section name followed by ULEB128 deltas.\n\nThe ULEB128 encoding shrinks .oat_patches for .text by factor of\nabout 6 with 64-bit compiler, and factor of 3 with 32-bit compiler.\n\nOn the other hand, it grows by the extra .oat_patches for DWARF which\nwere not present before (if debug symbols are included).\n\nOverall, it is still a clear improvement even with the DWARF patches.\n\nChange-Id: I78ffeda0f8a3da03341995a3b5ef15c954e16e9f\n" }, { "commit": "c785344b87221f5e4e6473e5b762e4e61fe65dcf", "tree": "cd32ad2c2604596a18926f04d4c313dab255ecfd", "parents": [ "a29d93b380c9aeb8270e281aefbdd0c77a430d43" ], "author": { "name": "Mathieu Chartier", "email": "mathieuc@google.com", "time": "Fri Mar 27 14:35:38 2015 -0700" }, "committer": { "name": "Mathieu Chartier", "email": "mathieuc@google.com", "time": "Fri Apr 10 12:57:27 2015 -0700" }, "message": "Move ArtField to native\n\nAdd linear alloc. Moved ArtField to be native object. Changed image\nwriter to put ArtFields after the mirror section.\n\nSavings:\n2MB on low ram devices\n4MB on normal devices\n\nTotal PSS measurements before (normal N5, 95s after shell start):\nImage size: 7729152 bytes\n23112 kB: .NonMoving\n23212 kB: .NonMoving\n22868 kB: .NonMoving\n23072 kB: .NonMoving\n22836 kB: .NonMoving\n19618 kB: .Zygote\n19850 kB: .Zygote\n19623 kB: .Zygote\n19924 kB: .Zygote\n19612 kB: .Zygote\nAvg: 42745.4 kB\n\nAfter:\nImage size: 7462912 bytes\n17440 kB: .NonMoving\n16776 kB: .NonMoving\n16804 kB: .NonMoving\n17812 kB: .NonMoving\n16820 kB: .NonMoving\n18788 kB: .Zygote\n18856 kB: .Zygote\n19064 kB: .Zygote\n18841 kB: .Zygote\n18629 kB: .Zygote\n3499 kB: .LinearAlloc\n3408 kB: .LinearAlloc\n3424 kB: .LinearAlloc\n3600 kB: .LinearAlloc\n3436 kB: .LinearAlloc\nAvg: 39439.4 kB\n\nNo reflection performance changes.\n\nBug: 19264997\nBug: 17643507\n\nChange-Id: I10c73a37913332080aeb978c7c94713bdfe4fe1c\n" }, { "commit": "2d7210188805292e463be4bcf7a133b654d7e0ea", "tree": "7705a3bf841ae44b2396728fa22ed0b5dcb44dbf", "parents": [ "e0491682d101c69bf88c3c24a965312129cbfa38" ], "author": { "name": "Mathieu Chartier", "email": "mathieuc@google.com", "time": "Mon Nov 10 11:08:06 2014 -0800" }, "committer": { "name": "Mathieu Chartier", "email": "mathieuc@google.com", "time": "Tue Nov 18 12:27:37 2014 -0800" }, "message": "Change 64 bit ArtMethod fields to be pointer sized\n\nChanged the 64 bit entrypoint and gc map fields in ArtMethod to be\npointer sized. This saves a large amount of memory on 32 bit systems.\nReduces ArtMethod size by 16 bytes on 32 bit.\n\nTotal number of ArtMethod on low memory mako: 169957\nImage size: 49203 methods -\u003e 787248 image size reduction.\nZygote space size: 1070 methods -\u003e 17120 size reduction.\nApp methods: ~120k -\u003e 2 MB savings.\n\nSavings per app on low memory mako: 125K+ per app\n(less active apps -\u003e more image methods per app).\n\nSavings depend on how often the shared methods are on dirty pages vs\nshared.\n\nTODO in another CL, delete gc map field from ArtMethod since we\nshould be able to get it from the Oat method header.\n\nBug: 17643507\n\nChange-Id: Ie9508f05907a9f693882d4d32a564460bf273ee8\n\n(cherry picked from commit e832e64a7e82d7f72aedbd7d798fb929d458ee8f)\n" }, { "commit": "d582fa4ea62083a7598dded5b82dc2198b3daac7", "tree": "c76704c266ef4687eab425612ddf3fd24f93fe8d", "parents": [ "f20076ff813b8012096ff31af236d59db3c0f4e1" ], "author": { "name": "Ian Rogers", "email": "irogers@google.com", "time": "Wed Nov 05 23:46:43 2014 -0800" }, "committer": { "name": "Ian Rogers", "email": "irogers@google.com", "time": "Thu Nov 13 16:17:46 2014 -0800" }, "message": "Instruction set features for ARM64, MIPS and X86.\n\nAlso, refactor how feature strings are handled so they are additive or\nsubtractive.\nMake MIPS have features for FPU 32-bit and MIPS v2. Use in the quick compiler\nrather than #ifdefs that wouldn\u0027t have worked in cross-compilation.\nAdd SIMD features for x86/x86-64 proposed in:\n https://android-review.googlesource.com/#/c/112370/\n\nBug: 18056890\n\nChange-Id: Ic88ff84a714926bd277beb74a430c5c7d5ed7666\n" }, { "commit": "46774767fcf7780d1455e755729198648d08742e", "tree": "09a5d87ff0acbc7eb1fa94ec901ba10009178f03", "parents": [ "11bd683f6dbebe2f3d02fa383fc9dbc69a83ace8" ], "author": { "name": "Igor Murashkin", "email": "iam@google.com", "time": "Wed Oct 22 11:37:02 2014 -0700" }, "committer": { "name": "Igor Murashkin", "email": "iam@google.com", "time": "Mon Oct 27 20:19:37 2014 -0700" }, "message": "ART: Add support for patching and loading OAT files compiled with PIC\n\n* Images (.art) compiled with pic now have a new field added.\n* isDexOptNeeded will now skip patch-ing for apps compiled PIC\n* First-boot patching now only copies boot.art, boot.oat is linked\n\nAs a result, all system preopted dex files (with --compile-pic) no\nlonger take up any space in /data/dalvik-cache/\u003cisa\u003e.\n\nBug: 18035729\nChange-Id: Ie1acad81a0fd8b2f24e1f3f07a06e6fdb548be62\n" }, { "commit": "d4c4d953035d4418126d36517e402f411d6a87f3", "tree": "735aacf812bbac7c1ae7c0788c1ca6f58cfa82ee", "parents": [ "6f3dbbadf4ce66982eb3d400e0a74cb73eb034f3" ], "author": { "name": "Ian Rogers", "email": "irogers@google.com", "time": "Thu Oct 16 20:31:53 2014 -0700" }, "committer": { "name": "Ian Rogers", "email": "irogers@google.com", "time": "Thu Oct 16 21:30:37 2014 -0700" }, "message": "Some code clean-up.\n\nChange-Id: I4b745fd5298cd61c793e3b57514b48347bd66c0e\n" }, { "commit": "62d1ca3182a6cbb921799825f43ad36821233fd7", "tree": "54d9663f5ce10f41e95fe774d4e4841c1a78bbc3", "parents": [ "63462448ca4e377074a10a4720aa22f71154dbe9" ], "author": { "name": "Tong Shen", "email": "endlessroad@google.com", "time": "Wed Sep 03 17:24:56 2014 -0700" }, "committer": { "name": "Tong Shen", "email": "endlessroad@google.com", "time": "Fri Oct 03 11:25:11 2014 -0700" }, "message": "ART: Prepare for ELF64.\n\nOnly expose necessary interface in ElfFile, and move all details into template class ElfFileImpl.\n\nChange-Id: I9df2bbc55f32ba0ba91f4f3d5d0009e84a2ddf74\n" }, { "commit": "c8ccf68b805c92674545f63e0341ba47e8d9701c", "tree": "fb360323538cb242ebf7c5c0aca27d3a0bce0abb", "parents": [ "fcabfbe577c0fd40910b565beb681bd4b66f6c5d" ], "author": { "name": "Andreas Gampe", "email": "agampe@google.com", "time": "Mon Sep 29 20:07:43 2014 -0700" }, "committer": { "name": "Andreas Gampe", "email": "agampe@google.com", "time": "Mon Sep 29 20:13:48 2014 -0700" }, "message": "ART: Fix some -Wpedantic errors\n\nRemove extra semicolons.\n\nDollar signs in C++ identifiers are an extension.\n\nNamed variadic macros are an extension.\n\nBinary literals are a C++14 feature.\n\nEnum re-declarations are not allowed.\n\nOverflow.\n\nChange-Id: I7d16b2217b2ef2959ca69de84eaecc754517714a\n" }, { "commit": "4b0d2d99b596eebd6da45679896d3af54bc5a935", "tree": "9c5f70398324b53edb47d1819648618f58ca24e4", "parents": [ "484e2c2d3531e5bb36f0e1e12f26c708939c6579" ], "author": { "name": "Alex Light", "email": "allight@google.com", "time": "Wed Aug 06 13:37:23 2014 -0700" }, "committer": { "name": "Alex Light", "email": "allight@google.com", "time": "Wed Aug 06 15:12:32 2014 -0700" }, "message": "Make patchoat use the sht_entsize when patching.\n\nThis fixes an occasional problem with multiarch use of patchoat.\n\nChange-Id: I80799de36774720bd985704f9b709a8378bb5af5\n" }, { "commit": "a59dd80f9f48cb750d329d4d4af2d99d72b484d1", "tree": "36958b15842205addaf6d2a13e40823eab47c8bc", "parents": [ "84568fdf08f8f476292996ad653b4453d2894d23" ], "author": { "name": "Alex Light", "email": "allight@google.com", "time": "Wed Jul 02 16:28:08 2014 -0700" }, "committer": { "name": "Andreas Gampe", "email": "agampe@google.com", "time": "Tue Jul 22 08:24:14 2014 -0700" }, "message": "Runtime can now be set to require relocation\n\nAdd a pair of runtime flags -Xrelocate and -Xnorelocate that can force\nthe runtime to require that all files that are run are relocated, to\nprevent attacks based on the known art base address.\n\nAdd support for running patchoat on oat files compiled without an image.\n\nChange run-test to have new --prebuild and --relocate flags.\n\nBug: 15358152\n\nChange-Id: I91166c62dd1ab80e5cbcb7883a2cd0d56afca32d\n" }, { "commit": "eefbe39799126afdf7d315a79359b9da23d1cef5", "tree": "7818d2124be53d5b01c11118ba6fe26f86adc0d5", "parents": [ "c4c601b6dbe5e1a7321d663b36a531a87f21e931" ], "author": { "name": "Alex Light", "email": "allight@google.com", "time": "Tue Jul 08 09:53:18 2014 -0700" }, "committer": { "name": "Brian Carlstrom", "email": "bdc@google.com", "time": "Tue Jul 08 10:06:08 2014 -0700" }, "message": "Fix some style nitpicks\n\nChange-Id: Icfdd327f4ddf129f0a8607162c09ba271c1d49d9\n" }, { "commit": "53cb16b98acf3cf6f3a1e2204ad4958ecf1b5a3c", "tree": "c0129ef3de7148dc6a114449b4f751a560283eb0", "parents": [ "ae2efea4582df773f80be274bdc754f732b07df3" ], "author": { "name": "Alex Light", "email": "allight@google.com", "time": "Thu Jun 12 11:26:29 2014 -0700" }, "committer": { "name": "Brian Carlstrom", "email": "bdc@google.com", "time": "Mon Jul 07 15:19:58 2014 -0700" }, "message": "Add patchoat tool to Art.\n\nAdd a new executable called patchoat to art. This tool takes already\ncompiled images and oat files and changes their base address, acting as\na cheap form of relocation.\n\nAdd a --include-patch-information flag to dex2oat and code to add\nrequired patch information to oat files created with the quick compiler.\n\nBug: 15358152\n\nChange-Id: Ie0c580db45bb14ec180deb84930def6c3628d97d\n" } ] }