)]}'
{
  "log": [
    {
      "commit": "1f947b4dd13fe560a371fb5610ac619ef0546306",
      "tree": "8f65535f2e6a5bcd571c2974c9bccb9107b0eab4",
      "parents": [
        "17491ac89fffc79452c4a88b39a9b74f342508d3"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Tue Dec 08 16:08:04 2020 +0000"
      },
      "committer": {
        "name": "Treehugger Robot",
        "email": "treehugger-gerrit@google.com",
        "time": "Wed Dec 09 11:50:42 2020 +0000"
      },
      "message": "Exclude zygote methods from FreeAllMethodHeaders DCHECK\n\nZygote method set can change concurrently.\n\nBug: 175006160\nTest: run jit-zygote configuration with the check enabled.\nChange-Id: I973ab9303ade65ad7cad706b99e895b9c673ffb4\n"
    },
    {
      "commit": "41617b18f1c09e3031710d58fdb93c5aa43399ac",
      "tree": "36a0f3e3dc27e97980b96e1150ede718aee775fa",
      "parents": [
        "842555d72ee7511c193a65f34841cc92170a1850"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Wed Mar 18 21:19:06 2020 +0000"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Wed Mar 25 14:10:23 2020 +0000"
      },
      "message": "Add more logging and sanity checks for JIT mini-debug-info.\n\nUsed when diagnosing b/151137723. Keep it around.\n\nBug: 151137723\nTest: test.py -r --jit\nChange-Id: I10cc613c7396607e221fdc1f5972d26c1ac03fa8\n"
    },
    {
      "commit": "30fd85157260c91327c6b5a0816d312dd505c0e0",
      "tree": "355823ab233177d529baa873911cf08bb5b5deec",
      "parents": [
        "80dc7dc20855bf680fa598127f26e6047821bdd0"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Thu Feb 20 20:27:58 2020 +0000"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Thu Mar 12 12:10:49 2020 +0000"
      },
      "message": "Refactor RemoveNativeDebugInfoForJit.\n\nThis is partial revert of CL/1099280 (Remove global maps).\n\nIt somewhat resurrects the lazy method removal.\n\nThe original goal was to only remove methods from the GC,\nand do all of them in bulk for simplicity and efficiency.\n\nHowever, this is proving infeasible since we have several\ncorner cases which remove methods outside the GC code path.\n\nThe behaviour for the GC code path is preserved by this CL.\nInstead of passing method array, the methods are individually\nmarked for removal and then repacking is immediately forced.\nThe only difference is that coroner cases are done lazily.\n\nTest: ./art/test.py -b -r --host --jit --64\nChange-Id: I42729545d6b51df788d92f9cf149a6e065b90c68\n"
    },
    {
      "commit": "1550a669adb7e9328879bed24d9edc22eb97c994",
      "tree": "80f1f230decc89af3397f258d3101a6cd0287338",
      "parents": [
        "357d4db493467e4dd74b2ba1d4b8d7c80f8409b6"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Wed Aug 14 17:16:46 2019 +0100"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Fri Sep 20 18:48:44 2019 +0000"
      },
      "message": "JIT mini-debug-info: Add support for zygote shared memory\n\nEnsure that zygote\u0027s mini-debug-info is visible to apps.\n\nRemove global seqlock synchronization.\nIt was replaced by entry-level synchronization.\n\nTest: test.py -b -r --host --jit --64\nTest: device boots\nBug: 119800099\nChange-Id: I4885f9a4d44743d5608793a2e5d6453123d111f3\n"
    },
    {
      "commit": "e09b87eb8d8c063ddaee53a70b4bc8dbf61ff66c",
      "tree": "df53a0996b9ae47422f4661edc2d7998cc57ba95",
      "parents": [
        "c88c1d0fbbc4bc230f08fd1e0fe7b652519c9236"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Mon Aug 19 21:31:31 2019 +0100"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Wed Aug 28 10:24:35 2019 +0000"
      },
      "message": "JIT mini-debug-info: Support JIT data dual mapping.\n\nEnsure that we can add/remove mini-debug-info if the JIT data is\nread-only and we need to use the other mapping for writes.\n\nPointers into the read-only memory are marked as \"const\".\n\nTest: \"test.py -b --host --jit\" with data dual mapping\nTest: device boots with data dual mapping\nBug: 119800099\nChange-Id: I9399cffbe5ae13f08f698ab1598c30f13545a767\n"
    },
    {
      "commit": "9ac8e4327bd732e4b3b9b8dc6a29560013338d21",
      "tree": "b56840a0c7b0874f73e5db7259861c04f87df796",
      "parents": [
        "29e740fe64a8caeb04e0d686b4d1e290ba5ad1e6"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Tue Aug 13 13:16:13 2019 +0100"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Thu Aug 22 20:00:55 2019 +0000"
      },
      "message": "JIT mini-debug-info: Allocate entries in the JIT data space.\n\nTest: test.py -b --host --jit\nTest: device boots\nBug: 119800099\nChange-Id: I7efa1e6e6660239cbd6438b829e08dd9cd079343\n"
    },
    {
      "commit": "8fc2f95291206806599d4f2a50da529da85155b6",
      "tree": "c3c9de9a9a925d6ab790f6db466d1f9c17ed1010",
      "parents": [
        "9ce340f829f836560278ecd078fbefcf19c9d629"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Wed Jul 31 18:40:09 2019 +0100"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Fri Aug 16 09:10:55 2019 +0000"
      },
      "message": "JIT mini-debug-info: Remove global maps.\n\nKeep the extra bookkeeping information in JITCodeEntry.\n\nAlso do the compression eagerly during GC rather then lazily.\n\nTest: test.py -b --host --jit\nBug: 119800099\nChange-Id: Ie6cc682033a32c01d4c2cac242d8a4201116f940\n"
    },
    {
      "commit": "36ec6c7314b824f03f955a5c0c2cbce56ef63412",
      "tree": "cb3b72b2eefc25dd6ce59219d4d685145566d48e",
      "parents": [
        "c36a8ccf44454f1a4b8b57420205faf11dec7046"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Fri Apr 26 12:46:08 2019 +0100"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Mon Apr 29 16:33:51 2019 +0000"
      },
      "message": "Fix DWARF line-number generation for JITed methods.\n\nDon\u0027t strip, repack or compress debug-info if explicitly\nrequested by the developer (using the -g compiler flag).\n\nIf enabled, the DWARF debug info has about 1:1 size\noverhead relative to JIT code + data.\n\nBug: 131422204\nTest: Check that gdb shows line numbers for JITed method.\nTest: Hard-code always-enable generation and run maps.\nChange-Id: If06de8ae2317af4d57d84e8a8bfae86a597dd4e4\n"
    },
    {
      "commit": "1ed4515facecea8dd5801eca752768043e4de01d",
      "tree": "3e16243e33dddbe1dd9ee7e918d8113b3855f4c1",
      "parents": [
        "51d5a30592d1e6f6129cf8628178b201d345ce36"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Tue Apr 09 18:10:26 2019 +0100"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Wed Apr 10 09:28:44 2019 +0000"
      },
      "message": "Fix flaky 137-cfi test.\n\nAvoid modifying the native debug info while we are unwinding.\n\nBug: 111411286\nTest: test.py --host -b -r -t 137-cfi\nChange-Id: Ie5a173d0fb545011413fa0326135aa9c56006e8d\n"
    },
    {
      "commit": "76b9c695a7cee0772cb9ee7e472bbf8ce3030a73",
      "tree": "cfc3d1642688a93b2ef1b7d0660bfb2a333d8be9",
      "parents": [
        "e18588381b34a5ed24417c826dc389a91f8d2b7f"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Mon Apr 01 19:36:33 2019 +0100"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Sun Apr 07 21:27:36 2019 +0000"
      },
      "message": "Split JIT mini-debug-info packing and compression to two phases.\n\nEvery JIT compilation creates a mini-debug-info entry (~800 bytes).\n\nAfter every 64 compilations, pack the data so that we have multiple\nmethods per mini-debug-info entry (amortized ~200 bytes per method).\n\nCompress the entries after code GC (amortized ~60 bytes per method).\n\nSplitting packing and compression means we can cheaply claim most\nof the memory savings by packing recent methods and older methods\nstill benefit from the compression.\n\nTest: test.py -b --host -r -t 137-cfi\nChange-Id: Ic2c677ada09983e49d96623a48f4d4ad1fa5bfbc\n"
    },
    {
      "commit": "53eb07f0858795b7487eddc23b95ac38336696a7",
      "tree": "8b5710abea53fdf95aac2c582d58b465e9fd46e7",
      "parents": [
        "e39765cd311f31653137a2efede6c0eb7903e434"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Tue Feb 12 16:34:55 2019 +0000"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Mon Feb 18 14:06:22 2019 +0000"
      },
      "message": "Refactor ElfDebugReader.\n\nMake the code more flexible, which I will need for\nfuture mini-debug-info work.\n\nBug: 110133331\nTest: ./art/test.py -b -r -t 137\nChange-Id: I8b0fe3c43537f546f2ff103bff3c63a59a0f940a\n"
    },
    {
      "commit": "0b21e41260bea6c078c18eba745d43e549230fd0",
      "tree": "25e41920b8a38d01ec904a2d1a1498c1364c07fb",
      "parents": [
        "889e29aae6a7cbd3c6f8dae44f67e054e083a8b6"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Wed Dec 05 13:24:06 2018 +0000"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Fri Dec 14 16:47:38 2018 +0000"
      },
      "message": "Pack JIT mini-debug-infos together.\n\nWe currently produce one in-memory ELF file per JITed method,\nwhich has significant overheads due to the ELF file headers.\n\nPack several of those files together regularly to save space.\nSimilarly, prune information about methods which were GCed.\n\nThis reduces the size of JIT mini-debug-info by factor of 10.\nThe final overhead is 5% to 10% relative to the JIT code size.\n\nTest: ./art/test.py -b -r -t 137\nChange-Id: Idfaff8ed9a209e871e815e527f24f36c63a57bbf\n"
    },
    {
      "commit": "afc60cd6ddcd15353698bb453716313dea241ef8",
      "tree": "708bbf11e425ddb7a75874f27d272fd5484d0bf1",
      "parents": [
        "58431a7cf863b2eb7fe25eff6a28ec376f2f151d"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Wed Dec 05 11:59:31 2018 +0000"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Tue Dec 11 11:32:37 2018 +0000"
      },
      "message": "Cleanup native debug interface api.\n\nStrongly type the DEX file arguments.\n\nRemove the need for callers to worry about locks.\n\nUse std::map instead of std::unordered_map internally.\n\nTest: ./art/test.py -b -r -t 137\nChange-Id: I8bd79b796b5c7da265afc43a07ed227f550116c7\n"
    },
    {
      "commit": "7fbc4a59ba2e60d869313d7961662430df83b2cb",
      "tree": "59520285df8d2075412ddc566a0d4d96d4c7e109",
      "parents": [
        "7cc45fd1dbcf5704e442d0443e437aa2ae3fe21b"
      ],
      "author": {
        "name": "Andreas Gampe",
        "email": "agampe@google.com",
        "time": "Wed Nov 28 08:26:47 2018 -0800"
      },
      "committer": {
        "name": "Andreas Gampe",
        "email": "agampe@google.com",
        "time": "Thu Dec 06 11:37:19 2018 -0800"
      },
      "message": "ART: Move to using locks.h instead of mutex.h\n\nWhen only annotating lock requirements, use locks.h.\n\nBug: 119869270\nTest: mmma art\nChange-Id: I1608b03254712feff0072ebad012c3af0cc3dda4\n"
    },
    {
      "commit": "440a9b3b3e6aa60c14e73a97dd85c9ada0898569",
      "tree": "26dcc48d91e3eec18ab1e4dd987962a0939f6531",
      "parents": [
        "d1652d14fbf477b3091eec3764b9890f2c072055"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Thu Feb 15 17:47:29 2018 +0000"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Wed Feb 21 12:57:12 2018 +0000"
      },
      "message": "Add timestamps to JIT/DEX native debug info.\n\nThis a forward-looking change intended to allow simpleperf to\nreliably correlate samples and native debug information.\n\nI have added the timestamps to both JIT and DEX, and refactored\nthe code in the process to avoid code duplication.\n\nTest: testrunner.py -t 137\nChange-Id: I45fa4310305aff540e036db9af15a86c5b8b7aff\n"
    },
    {
      "commit": "fb3de3d72832177e4a8d1f322ed11cbe58e45c9f",
      "tree": "de8cded0436b54b2e5b1142b07fa75f0ed9791b0",
      "parents": [
        "2827ff64c7a385cfb9d6e01e6385708461eb65fc"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Mon Jan 29 16:11:49 2018 +0000"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Fri Feb 02 14:14:08 2018 +0000"
      },
      "message": "Create list of open dex files for libbacktrace.\n\nThis fixes unwinds after recent changes (oob apks; cdex data sharing).\n\nBug: 72520014\nTest: m test-art-host-gtest\nChange-Id: Ie2a02657b2afbe899acd2e61f0a57d207e688b99\n"
    },
    {
      "commit": "c684f337eae6bd3d77fa44cb568d2bab113e4cee",
      "tree": "21c3e40cc150da71d91aef03f33010813f3a8368",
      "parents": [
        "26037dd60df16d84fbd5c0ee3215b78aa2bcb408"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Fri Jan 19 17:38:06 2018 +0000"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Fri Jan 19 17:42:54 2018 +0000"
      },
      "message": "Refactor jit debugger interface and its ELF creation.\n\nMake it possible to store more then one method per entry,\nand ref-count the number of live methods per entry.\n\nTest: m test-art-host-gtest\nChange-Id: I45d69185e85e47fbee88a8d1f549ede9875a3c0a\n"
    },
    {
      "commit": "93205e395f777c1dd81d3f164cf9a4aec4bde45f",
      "tree": "1d08efd9b7bca9fe23df9ae9489c5dd575d3c6df",
      "parents": [
        "6990775e323cd9164d6cc10955a047b9d9f15f32"
      ],
      "author": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Wed Apr 13 11:59:46 2016 +0100"
      },
      "committer": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Wed Apr 13 17:50:16 2016 +0100"
      },
      "message": "Move Assemblers to the Arena.\n\nAnd clean up some APIs to return std::unique_ptr\u003c\u003e instead\nof raw pointers that don\u0027t communicate ownership.\n\nChange-Id: I3017302307a0253d661240750298802fb0d9585e\n"
    },
    {
      "commit": "5cc349f3dd578e974f78314c50b6a0267c23e591",
      "tree": "7d8bf706fd6aba6f298bfe212f75db0f66e94b81",
      "parents": [
        "a38e418fb2d9b817309c54b54ca85039907c2bbb"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Fri Dec 18 15:04:48 2015 +0000"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Wed Jan 13 15:39:12 2016 +0000"
      },
      "message": "Report DWARF debug information for JITed code.\n\nChange-Id: Ia5b2133c54386932c76c22774cf3d2ae61e0925f\n"
    },
    {
      "commit": "67feb1701277cd90be15f86c7633752721408b57",
      "tree": "df5bb8577f29abfb5a10849026f87bf6b5361783",
      "parents": [
        "2dbab9548b538cdb647e5819f7f93d43ae67116a"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Thu Dec 17 19:57:44 2015 +0000"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Thu Dec 17 21:24:39 2015 +0000"
      },
      "message": "Move JIT debugger interface code to its own file.\n\nChange-Id: Ie788daa8caf60f2f0f93484681a8a9fcce61c23f\n"
    }
  ]
}