)]}'
{
  "log": [
    {
      "commit": "e2abbc604ce003c776c00ecf1293796bb4c4ac5a",
      "tree": "f7d124d1861cad2162c30dfe932bb4e1beaf41ef",
      "parents": [
        "7090dfe84f78b1928fcbdfd664d0dd9ea52633ff"
      ],
      "author": {
        "name": "Andreas Gampe",
        "email": "agampe@google.com",
        "time": "Fri Sep 15 11:59:26 2017 -0700"
      },
      "committer": {
        "name": "Andreas Gampe",
        "email": "agampe@google.com",
        "time": "Mon Sep 18 11:36:24 2017 -0700"
      },
      "message": "ART: Move kDexNoIndex to dex_file_types.h\n\nDefine the constant with the types to allow lowering the dependency\non DexFile.\n\nTest: m\nChange-Id: I3c61421db45be96d2057e01b1a7825883d8bd178\n"
    },
    {
      "commit": "cbcedbf9382bc773713cd3552ed96f417bf1daeb",
      "tree": "58eed766a69ddddbc41d21624244e14547fa1dff",
      "parents": [
        "ef62210a1466c133056c4bfdae9f8f5417065eff"
      ],
      "author": {
        "name": "Mathieu Chartier",
        "email": "mathieuc@google.com",
        "time": "Sun Mar 12 22:24:50 2017 -0700"
      },
      "committer": {
        "name": "Mathieu Chartier",
        "email": "mathieuc@google.com",
        "time": "Thu Mar 16 10:20:34 2017 -0700"
      },
      "message": "Add method info to oat files\n\nThe method info data is stored separately from the code info to\nreduce oat size by improving deduplication of stack maps.\n\nTo reduce code size, this moves the invoke info and inline info\nmethod indices to this table.\n\nOat size for a large app (arm64): 77746816 -\u003e 74023552 (-4.8%)\nAverage oat size reduction for golem (arm64): 2%\n\nRepurposed unused SrcMapElem deduping to be for MethodInfo.\nTODO: Delete SrcMapElem in a follow up CL.\n\nBug: 36124906\n\nTest: clean-oat-host \u0026\u0026 test-art-host-run-test\n\nChange-Id: I2241362e728389030b959f42161ce817cf6e2009\n"
    },
    {
      "commit": "d776ff08e07494327716f0d2ea1a774b2ebfbca9",
      "tree": "cedf874dd494d881adc572a10a9d14bca852add6",
      "parents": [
        "3fb852a88d2a8ffaa87089752f4b1d5f9d6ce3c1"
      ],
      "author": {
        "name": "Mathieu Chartier",
        "email": "mathieuc@google.com",
        "time": "Tue Jan 17 09:32:18 2017 -0800"
      },
      "committer": {
        "name": "Mathieu Chartier",
        "email": "mathieuc@google.com",
        "time": "Wed Feb 15 14:46:15 2017 -0800"
      },
      "message": "Add invoke infos to stack maps\n\nInvoke info records the invoke type and dex method index for invokes\nthat may reach artQuickResolutionTrampoline. Having this information\nrecorded allows the runtime to avoid reading the dex code and pulling\nin extra pages.\n\nCode size increase for a large app:\n93886360 -\u003e 95811480 (2.05% increase)\n\n1/2 of the code size increase is from making less stack maps deduped.\nI suspect there is less deduping because of the invoke info method\nindex.\n\nMerged disabled until we measure the RAM savings.\n\nTest: test-art-host, N6P boots\n\nBug: 34109702\n\nChange-Id: I6c5e4a60675a1d7c76dee0561a12909e4ab6d5d9\n"
    },
    {
      "commit": "3228908337fdfe851223f8ae374538de25cb5ad1",
      "tree": "8aeb504fe0ae10e1970201b0b326c3f82cfdc1ff",
      "parents": [
        "7a2a3407a8c0832a4683e103c8d9a7f0ddcb8d51"
      ],
      "author": {
        "name": "Mathieu Chartier",
        "email": "mathieuc@google.com",
        "time": "Thu Feb 09 15:57:37 2017 -0800"
      },
      "committer": {
        "name": "Mathieu Chartier",
        "email": "mathieuc@google.com",
        "time": "Mon Feb 13 15:37:04 2017 -0800"
      },
      "message": "Deduplicate register maps for both inline and normal stack maps\n\nBefore it only deduplicated the normal stack map dex register maps.\nCode size for a large app: 93341616 -\u003e 92678040 (-0.7%)\n\nAdded test.\n\nBug: 34621054\n\nTest: test-art-host\n\nChange-Id: I4fab4e40915bfa12cb978edbb3cbc19e2cf00954\n"
    },
    {
      "commit": "575d3e60c68b5cf481b615dde4a16283507b19ed",
      "tree": "4718f2747233e74268de21d804df9bfe0b7e4362",
      "parents": [
        "857acf51fbc5a931939c20e9e299c69676baf654"
      ],
      "author": {
        "name": "Mathieu Chartier",
        "email": "mathieuc@google.com",
        "time": "Mon Feb 06 11:00:40 2017 -0800"
      },
      "committer": {
        "name": "Mathieu Chartier",
        "email": "mathieuc@google.com",
        "time": "Wed Feb 08 09:51:27 2017 -0800"
      },
      "message": "Clean up code info table layout\n\nPreviously:\nTable layout was computed multiple places like stack_map_stream,\nand getters. This made it difficult to add new stack map tables and\nmade the code hard to understand.\n\nThis change makes the table layout specified all inside of the code\ninfo. Updating the layout only requires changing ComputeTableOffsets.\n\nChanged the stack map inline info offset to be an index, so that it is\nnot require the inline infos are directly after the dex register table.\n\nOat file size for a large app: 94459576 -\u003e 93882040 (-0.61%)\n\nUpdated oatdump and fixed a bug that was incorrectly computing the\nregister mask bytes.\n\nBug: 34621054\n\nTest: test-art-host\n\nChange-Id: I3a7f141e09d5a18bce2bc6c9439835244a22016e\n"
    },
    {
      "commit": "1a20b6801f2432a42b906f0de01e7e9586526aec",
      "tree": "ae3faaf42a2b560601fc024ae16898a5dfa42261",
      "parents": [
        "357dcb73934356239292c46d6fbedba734da5e00"
      ],
      "author": {
        "name": "Mathieu Chartier",
        "email": "mathieuc@google.com",
        "time": "Tue Jan 31 14:25:16 2017 -0800"
      },
      "committer": {
        "name": "Mathieu Chartier",
        "email": "mathieuc@google.com",
        "time": "Wed Feb 01 12:46:43 2017 -0800"
      },
      "message": "Deduplicate register masks\n\nData is commonly shared between different stack maps. The register\nmasks are stored after the stack masks.\n\nOat size for a large app:\n96722288 -\u003e 94485872 (-2.31%)\n\nAverage oat size reduction according to golem -3.193%.\n\nBug: 34621054\n\nTest: test-art-host\n\nChange-Id: I5eacf668992e866d11ddba0c01675038a16cdfb4\n"
    },
    {
      "commit": "45aa598cd1773f5eb1705dec13bea059238e054d",
      "tree": "f5a6fd7445a74218547cd6c4e28dc835821c355e",
      "parents": [
        "f2042db1b41cc21cc540c5ad7d353cbe1e3a32df"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Fri Mar 18 02:15:09 2016 +0000"
      },
      "committer": {
        "name": "Mathieu Chartier",
        "email": "mathieuc@google.com",
        "time": "Tue Jan 31 10:15:26 2017 -0800"
      },
      "message": "Deduplicate stack masks\n\nThe stack masks repeat often enough so that it is worth deduplicating\nthem.\n\nOat size for a large app:\n98143600 -\u003e 96722288 (-1.44%)\n\nBug: 34621054\n\nTest: test-art-host\nChange-Id: If73d51e46066357049d5be2e406ae9a32b7ff1f4\n"
    },
    {
      "commit": "a2f526f889be06f96ea59624c9dfb1223b3839f3",
      "tree": "769f517e6664de0e89abeadf07a39d5410fcee42",
      "parents": [
        "64e50021845b1ad9d8851596e8aaddf18be217c2"
      ],
      "author": {
        "name": "Mathieu Chartier",
        "email": "mathieuc@google.com",
        "time": "Thu Jan 19 14:48:48 2017 -0800"
      },
      "committer": {
        "name": "Mathieu Chartier",
        "email": "mathieuc@google.com",
        "time": "Fri Jan 20 15:47:06 2017 -0800"
      },
      "message": "Compressed native PC for stack maps\n\nCompress native PC based on instruction alignment. This reduces the\nsize of stack maps, boot.oat is 0.4% smaller for arm64.\n\nTest: test-art-host, test-art-target, N6P booting\n\nChange-Id: I2b70eecabda88b06fa80a85688fd992070d54278\n"
    },
    {
      "commit": "5d37c152f21a0807459c6f53bc25e2d84f56d259",
      "tree": "7d8cbce0a55f258150a047def70244f79afc866d",
      "parents": [
        "aa89a4c6fca095904521842c018399f1e3501a45"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Thu Jan 12 13:25:19 2017 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon Jan 16 22:56:56 2017 +0000"
      },
      "message": "Put inlined ArtMethod pointer in stack maps.\n\nCurrently done for JIT. Can be extended for AOT and inlined boot\nimage methods.\n\nAlso refactor the lookup of a inlined method at runtime to not\nrely on the dex cache, but look at the class loader tables.\n\nbug: 30933338\ntest: test-art-host, test-art-target\nChange-Id: I58bd4d763b82ab8ca3023742835ac388671d1794\n"
    },
    {
      "commit": "87f3fcbd0db352157fc59148e94647ef21b73bce",
      "tree": "5bdeabb246f5de86704333b3fcbccc6e9146d246",
      "parents": [
        "b94b5706f0b8e2e1c7e1db22274f9f4bae0c4b5a"
      ],
      "author": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Thu Apr 28 15:52:11 2016 +0100"
      },
      "committer": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Tue Jun 21 15:17:38 2016 +0100"
      },
      "message": "Replace String.charAt() with HIR.\n\nReplace String.charAt() with HArrayLength, HBoundsCheck and\nHArrayGet. This allows GVN on the HArrayLength and BCE on\nthe HBoundsCheck as well as using the infrastructure for\nHArrayGet, i.e. better handling of constant indexes than\nthe old intrinsic and using the HArm64IntermediateAddress.\n\nBug: 28330359\nChange-Id: I32bf1da7eeafe82537a60416abf6ac412baa80dc\n"
    },
    {
      "commit": "61b28a17d9b6e8e998103646e98e4a9772e11927",
      "tree": "438c4a73f72423ddc71e6dca9f082d9e1d533996",
      "parents": [
        "cf0f8560f41467331427418584687830932e66ed"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Thu Feb 25 21:55:03 2016 +0000"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Fri Apr 01 17:01:55 2016 +0100"
      },
      "message": "Use bit-level packing for InlineInfo in stackmaps as well.\n\nUse the same approach as we do for stackmaps to reduce the size.\n\nIt saves 4.0 MB from non-debuggable boot.oat (AOSP).\nIt does not affect debuggable boot.oat.\n\nIt saves 3.6 MB (of 96.6 MB) from /system/framework/arm/ (GOOG).\nIt saves 0.6 MB (of 26.7 MB) from /system/framework/oat/arm/ (GOOG).\n\nField loads from inline-info get around 5% slower.\n(based on the time it takes to load all inline-infos from boot.oat)\n\nChange-Id: I67b0fa5eef74c1fdb013680d0231fd44ea696176\n"
    },
    {
      "commit": "09ed09866da6d8c7448ef297c148bfa577a247c2",
      "tree": "dad6a5dae6ca6131f1eba201eaa371edc6d9929d",
      "parents": [
        "e28ad4b91591c226ed404a2b01104bb99bfeb28f"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Fri Feb 12 21:58:43 2016 +0000"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Thu Mar 31 22:12:07 2016 +0100"
      },
      "message": "Pack stack map entries on bit level to save space.\n\nUse only the minimum number of bits required to store stack map data.\nFor example, if native_pc needs 5 bits and dex_pc needs 3 bits, they\nwill share the first byte of the stack map entry.\n\nThe header is changed to store bit offsets of the fields rather than\nbyte sizes. Offsets also make it easier to access later fields without\ncalculating sum of all previous sizes.\n\nAll of the header fields are byte sized or encoded as ULEB128 instead\nof the previous fixed size encoding. This shrinks it by about half.\n\nIt saves 3.6 MB from non-debuggable boot.oat (AOSP).\nIt saves 3.1 MB from debuggable boot.oat (AOSP).\n\nIt saves 2.8 MB (of 99.4 MB) from /system/framework/arm/ (GOOG).\nIt saves 1.0 MB (of 27.8 MB) from /system/framework/oat/arm/ (GOOG).\n\nField loads from stackmaps seem to get around 10% faster.\n(based on the time it takes to load all stackmap entries from boot.oat)\n\nBug: 27640410\nChange-Id: I8bf0996b4eb24300c1b0dfc6e9d99fe85d04a1b7\n"
    },
    {
      "commit": "1bbdfd73a98b149c31f8a80888c7ee9ab2587630",
      "tree": "f23816b520fd4b2a9b47642ac16bf37c5cec512f",
      "parents": [
        "7dc11782ff0a5dffcd8108f256f8975f0b3e8076"
      ],
      "author": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Wed Feb 24 16:39:26 2016 +0000"
      },
      "committer": {
        "name": "David Srbecky",
        "email": "dsrbecky@google.com",
        "time": "Thu Feb 25 14:40:21 2016 +0000"
      },
      "message": "Verify encoded stack maps in debug builds.\n\nRead all stack map data back after we write it and DCHECK the content.\n\nChange-Id: Ia679594ac9e5805f6d4c56686030af153b45ea8b\n"
    },
    {
      "commit": "1f49764f7d62b2f80ce3418234a5036a59b2b762",
      "tree": "7dfe677cdf802ae381484a525129024c44315dcb",
      "parents": [
        "80d3f4f00e2494f0311f04e8379497ec75376d46"
      ],
      "author": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Mon Oct 05 20:34:42 2015 +0100"
      },
      "committer": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Fri Oct 09 12:31:35 2015 +0100"
      },
      "message": "ART: Use arena allocator with HashSet/HashMap.\n\nAllow passing ArenaAllocatorAdapter (or any other allocator)\nto HashSet/HashMap and create appropriate Arena- aliases.\nUse the ArenaHashMap in StackMapsStream.\n\nUpdate arena allocator adapters\u0027 construct()/destroy() to\nC++11 std::allocator\u003c\u003e API.\n\nChange-Id: I18544f718f84c6d6580228dd35297daf7f6afb5e\n"
    },
    {
      "commit": "ec7802a102d49ab5c17495118d4fe0bcc7287beb",
      "tree": "08649609604b9c96bc48ca071c48b0af5abb1a3f",
      "parents": [
        "b2e436ffcda1d7a87e7bf9133d8ed878388c73c2"
      ],
      "author": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Thu Oct 01 20:57:57 2015 +0100"
      },
      "committer": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Thu Oct 08 11:10:18 2015 +0100"
      },
      "message": "Add DCHECKs to ArenaVector and ScopedArenaVector.\n\nImplement dchecked_vector\u003c\u003e template that DCHECK()s element\naccess and insert()/emplace()/erase() positions. Change the\nArenaVector\u003c\u003e and ScopedArenaVector\u003c\u003e aliases to use the new\ntemplate instead of std::vector\u003c\u003e. Remove DCHECK()s that\nhave now become unnecessary from the Optimizing compiler.\n\nChange-Id: Ib8506bd30d223f68f52bd4476c76d9991acacadc\n"
    },
    {
      "commit": "225b6464a58ebe11c156144653f11a1c6607f4eb",
      "tree": "3f1c6067c3841c892edaa1a60a61af9c559cb4e4",
      "parents": [
        "6a9984e62c08bcd78c8e49dd40b1f0f9d53513b7"
      ],
      "author": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Mon Sep 28 12:17:40 2015 +0100"
      },
      "committer": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Tue Sep 29 10:49:35 2015 +0100"
      },
      "message": "Optimizing: Tag arena allocations in code generators.\n\nAnd completely remove the deprecated GrowableArray.\n\nReplace GrowableArray with ArenaVector in code generators\nand related classes and tag arena allocations.\n\nLabel arrays use direct allocations from ArenaAllocator\nbecause Label is non-copyable and non-movable and as such\ncannot be really held in a container. The GrowableArray\nnever actually constructed them, instead relying on the\nzero-initialized storage from the arena allocator to be\ncorrect. We now actually construct the labels.\n\nAlso avoid StackMapStream::ComputeDexRegisterMapSize() being\npassed null references, even though unused.\n\nChange-Id: I26a46fdd406b23a3969300a67739d55528df8bf4\n"
    },
    {
      "commit": "2a5c4681ba19411c1cb22e9a7ab446dab910af1c",
      "tree": "883ea0c07aad9efdb7c86960056cbefd7992b2bc",
      "parents": [
        "228b3973b2b24783c727a55fda2b4b80375f7207"
      ],
      "author": {
        "name": "Andreas Gampe",
        "email": "agampe@google.com",
        "time": "Fri Aug 14 08:22:54 2015 -0700"
      },
      "committer": {
        "name": "Andreas Gampe",
        "email": "agampe@google.com",
        "time": "Mon Aug 17 15:42:25 2015 -0700"
      },
      "message": "ART: Some header cleaning around bit-utils\n\nTry to remove dependencies where they are not necessary.\n\nChange-Id: I5ff35cb17aea369bed3725b1610b50d7eb05b81e\n"
    },
    {
      "commit": "cf93a5cd9c978f59113d42f9f642fab5e2cc8877",
      "tree": "55162627fcbf2cb7913a735c7ed89e8e4b5e84d7",
      "parents": [
        "db40ea768bd914125c3754dacb9b6f534a2e2399"
      ],
      "author": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Tue Jun 16 11:33:24 2015 +0000"
      },
      "committer": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Wed Jun 17 09:43:51 2015 +0100"
      },
      "message": "Revert \"Revert \"ART: Implement literal pool for arm, fix branch fixup.\"\"\n\nThis reverts commit fbeb4aede0ddc5b1e6a5a3a40cc6266fe8518c98.\n\nAdjust block label positions. Bad catch block labels were the\nreason for the revert.\n\nChange-Id: Ia6950d639d46b9da6b07f3ade63ab46d03d63310\n"
    },
    {
      "commit": "fbeb4aede0ddc5b1e6a5a3a40cc6266fe8518c98",
      "tree": "76ab28cf259def4dccec529df217fd760f27d2aa",
      "parents": [
        "f38caa68cce551fb153dff37d01db518e58ed00f"
      ],
      "author": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Tue Jun 16 11:32:01 2015 +0000"
      },
      "committer": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Tue Jun 16 11:32:01 2015 +0000"
      },
      "message": "Revert \"ART: Implement literal pool for arm, fix branch fixup.\"\n\nThis reverts commit f38caa68cce551fb153dff37d01db518e58ed00f.\n\nChange-Id: Id88b82cc949d288cfcdb3c401b96f884b777fc40\nReason: broke the tests.\n"
    },
    {
      "commit": "f38caa68cce551fb153dff37d01db518e58ed00f",
      "tree": "723612f20666f429b7c67321f0353d57425b1c63",
      "parents": [
        "bd8c725e465cc7f44062745a6f2b73248f5159ed"
      ],
      "author": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Fri May 29 15:50:18 2015 +0100"
      },
      "committer": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Mon Jun 15 15:13:28 2015 +0100"
      },
      "message": "ART: Implement literal pool for arm, fix branch fixup.\n\nChange-Id: Iecc91418bb4ee1c957f42fefb737d0ee2ba960e7\n"
    },
    {
      "commit": "bd8c725e465cc7f44062745a6f2b73248f5159ed",
      "tree": "76ab28cf259def4dccec529df217fd760f27d2aa",
      "parents": [
        "6a1c92f1e4a455d802ab0d0ac47504cdd7c12f0f"
      ],
      "author": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Fri Jun 12 10:06:32 2015 +0100"
      },
      "committer": {
        "name": "Vladimir Marko",
        "email": "vmarko@google.com",
        "time": "Fri Jun 12 10:28:34 2015 +0100"
      },
      "message": "Optimizing: Remove PcInfo, use the StackMapStream instead.\n\nChange-Id: I474f3a89f6c7ee5c7accd21791b1c1e311104158\n"
    },
    {
      "commit": "f677ebfd832c9c614fea5e6735725fec2f7a3f2a",
      "tree": "051b3ba6343bdbca4929d728dd5c0341e4383a08",
      "parents": [
        "c47908e8c32fd58bc4dc75998a80f706954db1dc"
      ],
      "author": {
        "name": "David Brazdil",
        "email": "dbrazdil@google.com",
        "time": "Fri May 29 16:29:43 2015 +0100"
      },
      "committer": {
        "name": "David Brazdil",
        "email": "dbrazdil@google.com",
        "time": "Thu Jun 04 17:25:02 2015 +0100"
      },
      "message": "Cache stack map encoding\n\nOperations on CodeInfo and StackMap objects repeatedly read encoding\ninformation from the MemoryRegion. Since these are 3-bit-loads of\nvalues that never change, caching them can measurably reduce compile\ntimes.\n\nAccording to benchmarks, this patch saves 1-3% on armv7, 2-4% on x86,\nand 0-1% on x64.\n\nChange-Id: I46b197513601325d8bab562cc80100c00ec28a3b\n"
    },
    {
      "commit": "b176d7c6c8c01a50317f837a78de5da57ee84fb2",
      "tree": "81ec0c16267c527bdc64923b374be915206e6af9",
      "parents": [
        "713c59e813daa92da3f1678add6c4c7e16dcff11"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed May 20 18:48:31 2015 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Thu May 21 12:10:00 2015 +0100"
      },
      "message": "Also encode the InvokeType in an InlineInfo.\n\nThis will be needed to recover the call stack.\n\nChange-Id: I2fe10785eb1167939c8cce1862b2d7f4066e16ec\n"
    },
    {
      "commit": "b1d0f3f7e92fdcc92fe2d4c48cbb1262c005583f",
      "tree": "0e3ce752f82ff5d7f10d37d46bda058ca54d7e40",
      "parents": [
        "119b21a6dfdb09d983a9e56a837fbf5c98e57096"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Thu May 14 12:41:51 2015 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon May 18 13:00:29 2015 +0100"
      },
      "message": "Support InlineInfo in StackMap.\n\nChange-Id: I9956091775cedc609fdae7dec1433fcb8858a477\n"
    },
    {
      "commit": "4f46ac5179967dda5966f2dcecf2cf08977951ef",
      "tree": "4c9ea50d9a135767c6e9a4abcf9b9c401a033414",
      "parents": [
        "4ceed922d44b68c3fa7cbe670014c9e2e003b92b"
      ],
      "author": {
        "name": "Calin Juravle",
        "email": "calin@google.com",
        "time": "Thu Apr 23 18:47:21 2015 +0100"
      },
      "committer": {
        "name": "Calin Juravle",
        "email": "calin@google.com",
        "time": "Thu Apr 23 19:58:22 2015 +0100"
      },
      "message": "Cleanup and improve stack map stream\n\n- transform AddStackMapEntry into BeginStackMapEntry/EndStackMapEntry.\nThis allows for nicer code and less assumptions when searching for equal\ndex register maps.\n- store the components sizes and their start positions as fields to\navoid re-computation.\n- store the current stack map entry as a field to avoid the copy\nsemantic when updating its value in the stack maps array.\n- remove redundant methods and fix visibility for the remaining ones.\n\nChange-Id: Ica2d2969d7e15993bdbf8bc41d9df083cddafd24\n"
    },
    {
      "commit": "c416d3359179b0ec6152104db8240f4d11c54bc7",
      "tree": "82bdb3eb5bb3ebeba82647f8c8a3e3786bebe1b0",
      "parents": [
        "edad8add1f1216850cb3f179ba6f57b0d885b016"
      ],
      "author": {
        "name": "Calin Juravle",
        "email": "calin@google.com",
        "time": "Thu Apr 23 16:01:43 2015 +0100"
      },
      "committer": {
        "name": "Calin Juravle",
        "email": "calin@google.com",
        "time": "Thu Apr 23 16:03:05 2015 +0100"
      },
      "message": "Move stack map stream implementation to its own cc file.\n\nIt\u0027s big enough now to separate the implementation from the header.\n\nIt also enables faster compilation time for experiments.\n\nChange-Id: Ica0c72994d5e461c62c32628010f46f9e5c46b57\n"
    },
    {
      "commit": "c9d185d2b4ac045840586d3a890eab61c922379f",
      "tree": "fcd621ffa8bd526ab6eddc372d951102aa4a1ec0",
      "parents": [
        "e50dffa29fb6c67eba44e267aa890d35712de9dd"
      ],
      "author": {
        "name": "Dan Albert",
        "email": "danalbert@google.com",
        "time": "Thu Apr 16 11:54:24 2015 -0700"
      },
      "committer": {
        "name": "Dan Albert",
        "email": "danalbert@google.com",
        "time": "Fri Apr 17 10:23:55 2015 -0700"
      },
      "message": "Fix undefined behavior in hash calculation.\n\ndex_register might be \u003e\u003d the width of the map hash. Shifting by that\nvalue would be undefined behavior. Constrain the value to within the\nvalid range.\n\nChange-Id: I9037c5c7ec554850ba3385585aca96fde1d50387\n"
    },
    {
      "commit": "896f8f7fe562f6e59119cb32531da9f0a5f13d18",
      "tree": "9f2b61474702a655ab5e793bac44d89612cf1b80",
      "parents": [
        "7411a69982c055692966c685636b6a226f10215e"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon Mar 30 15:44:25 2015 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Mar 31 15:32:48 2015 +0100"
      },
      "message": "Use variable encoding for StackMap.\n\ndex_pc, native_pc_offset, dex_register_map_offset, inline_info_offset,\nand register_mask can now be encoded in 1, 2, 3, or 4 bytes.\n\nChange-Id: I15f93e8226ce374204d44c5a80a9fd89bda2687c\n"
    },
    {
      "commit": "a552e1c0584b8ab63150510286478c68cdbce13f",
      "tree": "c9c66b3d6bf001491ddd6a59d16d345d5656db8f",
      "parents": [
        "ba6233527e455368bba02efe963dd1e24d971727"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Thu Mar 26 15:01:03 2015 +0000"
      },
      "committer": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Tue Mar 31 12:47:33 2015 +0100"
      },
      "message": "Use unique location catalogs to encode Dex register maps.\n\n- For each CodeInfo object (i.e. for each method), compute a\n  variable index size location catalog  of unique Dex\n  register locations.  In Dex register maps, instead of\n  storing the actual location of a (live) Dex register,\n  store the index of the location catalog entry containing\n  that Dex register location.\n- Adjust art::StackMapStream,\n  art::CheckReferenceMapVisitor::CheckOptimizedMethod,\n  art::StackVisitor::GetVRegFromOptimizedCode, and\n  art::StackVisitor::SetVRegFromOptimizedCode.\n- Add LoadBits and StoreBits methods to art::MemoryRegion\n  to load and store a block of adjacent bits in a memory\n  region.\n- Update compiler/optimizing/stack_map_test.cc.\n- Remove the default value for parameter EmptyFn of\n  art::HashMap.  This default value did not seem to make\n  sense, as it would create an \"empty function\" for type Key\n  by default, whereas art::HashMap expects an \"empty\n  function\" for type std::pair\u003cKey, Value\u003e.\n\nChange-Id: Id9e49d7756c253ce41c36630cd832208d06c2e28\n"
    },
    {
      "commit": "6ae70962089e4af9718cc9b7c2b79a0c501c1844",
      "tree": "3b7cd46ed7c7bab95dc258a29883297738138f6c",
      "parents": [
        "2f5904383a7b7ffb741c8839ec3c60762860bad3"
      ],
      "author": {
        "name": "Calin Juravle",
        "email": "calin@google.com",
        "time": "Wed Mar 18 16:31:28 2015 +0000"
      },
      "committer": {
        "name": "Calin Juravle",
        "email": "calin@google.com",
        "time": "Wed Mar 25 13:50:23 2015 +0000"
      },
      "message": "Share dex register maps between stack maps when possible.\n\nIf two stack maps have the same dex register map then one of them will\nreference the register map from the other instead of owning an\nindependent copy.\n\nThis saves around 1.5% of space.\n\nChange-Id: Ic2c2c81210c6c45a5c5f650f7ba82a46ff6f45e4\n"
    },
    {
      "commit": "004c230b4cfc856690c61faabc41864061813c88",
      "tree": "40d95445eaa2eb248fa639755689c797a5e0c2ae",
      "parents": [
        "735dc87c92bee338d0638b3290c2b93a122429f2"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Fri Mar 20 10:06:38 2015 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Fri Mar 20 14:55:15 2015 +0000"
      },
      "message": "Compress the StackMaps.\n\nFirst step towards the compression of the StackMap (not\nthe DexRegisterMap). Next step will be to just use what is\nneeded (instead of byte -\u003e word).\n\nChange-Id: I4f81b2d05bf5cc508585e16fbbed1bafbc850e2e\n"
    },
    {
      "commit": "aec8f930571ce10d6ce9a4249c45866a7f213397",
      "tree": "6514b8af90323a20282f3afe78812cce7535c7df",
      "parents": [
        "696005b00575fa53c91f3baabd4e85d543df4df8"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed Mar 18 10:42:22 2015 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed Mar 18 10:43:37 2015 +0000"
      },
      "message": "StackMap: Always load and store unalign.\n\nNow that we can have a mix of Quick and Optimized code in an .oat\nfile, a CodeInfo object is not necessarily word aligned.\n\nChange-Id: Ic6c5d1a2c6e20363436726a0708b0764b5a76caf\n"
    },
    {
      "commit": "eeefa1276e83776f08704a3db4237423b0627e20",
      "tree": "d7c647ca77703f3712f567704f40b00d59a125de",
      "parents": [
        "02c0bac34c246c1bd974dbb86d292d4b52ba98e4"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Fri Mar 13 18:52:59 2015 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon Mar 16 10:48:21 2015 +0000"
      },
      "message": "Update locations of registers after slow paths spilling.\n\nChange-Id: Id9aafcc13c1a085c17ce65d704c67b73f9de695d\n"
    },
    {
      "commit": "fead4e4f397455aa31905b2982d4d861126ab89d",
      "tree": "21e4ccd99472bbf5cf1fac3bc20d0bca6f176022",
      "parents": [
        "cc22e3946baf035c8732e9417ab132bfe663aa45"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Fri Mar 13 14:39:40 2015 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Fri Mar 13 18:28:19 2015 +0000"
      },
      "message": "[optimizing] Don\u0027t record None locations in the stack maps.\n\n- moved environment recording from code generator to stack map stream\n- added creation/loading factory methods for the DexRegisterMap (hides\ninternal details)\n- added new tests\n\nChange-Id: Ic8b6d044f0d8255c6759c19a41df332ef37876fe\n"
    },
    {
      "commit": "ede7bf8a5cef965974e7c1edcf46a41fbe50a49d",
      "tree": "7f99657bd4f8591f7cf463c1a197e1a7575abab6",
      "parents": [
        "63346f57e2327894ce6c1e28e3d00342177538a6"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Fri Mar 13 12:23:04 2015 +0000"
      },
      "committer": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Fri Mar 13 12:54:45 2015 +0000"
      },
      "message": "Align CodeInfo regions instead of their inner subregions.\n\nInstead of word-aligning every stack map region, as well as\nthe Dex register maps region of a CodeInfo object, just\nalign the whole CodeInfo region itself.\n\nChange-Id: Ia35d213d2bd184729aa0d048874c76f7bc6da0f6\n"
    },
    {
      "commit": "29ba1b068fc9f5a8011782c147b1f7732928aac7",
      "tree": "5b61289b1e135cce6f01e8c9cbcaa747a39f196c",
      "parents": [
        "d9a59ca8f038a0f93a4e1504e0f7f8f388848719"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Fri Mar 13 11:45:07 2015 +0000"
      },
      "committer": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Fri Mar 13 12:28:43 2015 +0000"
      },
      "message": "Fix the computation of the size of the stack maps region.\n\nIn art::StackMapStream::ComputeStackMapSize, compute the\nsize of a CodeInfo\u0027s stack maps region using the stack\nmask size, not the maximum element of the stack mask.\nAlso, rename this method as\nart::StackMapStream::ComputeStackMapsSize to make it clear\nit that it covers all the stack maps of the CodeInfo item,\nnot just one stack map.\n\nChange-Id: Icad21946dbca6e1ade2b82c9c2c535fdfed110a9\n"
    },
    {
      "commit": "9ac0e4d4ed1b45cf8767ef1d339afcdd205bf55a",
      "tree": "f5a53e3e10a138b4b301d60f9abc1011e945bda5",
      "parents": [
        "4054413950cbee5d304a7c29f08c21fb33d33d08"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Thu Mar 12 18:33:05 2015 +0000"
      },
      "committer": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Thu Mar 12 18:33:19 2015 +0000"
      },
      "message": "Force word alignment of Dex register maps.\n\nPlus some cosmetic changes.\n\nChange-Id: I45e805aa87c2ef8fe8907eaae726cd2188b54897\n"
    },
    {
      "commit": "a2d8ec6876325e89e5d82f5dbeca59f96ced3ec1",
      "tree": "65bf174b669ff3cd9694dc5a1124fb9f2225ade1",
      "parents": [
        "39d9fe2eb3552a002c53ed41701c6faffe3cd75a"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Thu Mar 12 15:25:29 2015 +0000"
      },
      "committer": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Thu Mar 12 15:25:29 2015 +0000"
      },
      "message": "Compress the Dex register maps built by the optimizing compiler.\n\n- Replace the current list-based (fixed-size) Dex register\n  encoding in stack maps emitted by the optimizing compiler\n  with another list-based variable-size Dex register\n  encoding compressing short locations on 1 byte (3 bits for\n  the location kind, 5 bits for the value); other (large)\n  values remain encoded on 5 bytes.\n- In addition, use slot offsets instead of byte offsets to\n  encode the location of Dex registers placed in stack\n  slots at small offsets, as it enables more values to use\n  the short (1-byte wide) encoding instead of the large\n  (5-byte wide) one.\n- Rename art::DexRegisterMap::LocationKind as\n  art::DexRegisterLocation::Kind, turn it into a\n  strongly-typed enum based on a uint8_t, and extend it to\n  support new kinds (kInStackLargeOffset and\n  kConstantLargeValue).\n- Move art::DexRegisterEntry from\n  compiler/optimizing/stack_map_stream.h to\n  runtime/stack_map.h and rename it as\n  art::DexRegisterLocation.\n- Adjust art::StackMapStream,\n  art::CodeGenerator::RecordPcInfo,\n  art::CheckReferenceMapVisitor::CheckOptimizedMethod,\n  art::StackVisitor::GetVRegFromOptimizedCode, and\n  art::StackVisitor::SetVRegFromOptimizedCode.\n- Implement unaligned memory accesses in art::MemoryRegion.\n- Use them to manipulate data in Dex register maps.\n- Adjust oatdump to support the new Dex register encoding.\n- Update compiler/optimizing/stack_map_test.cc.\n\nChange-Id: Icefaa2e2b36b3c80bb1b882fe7ea2f77ba85c505\n"
    },
    {
      "commit": "442b46a087c389a91a0b51547ac9205058432364",
      "tree": "4efa4b4da919dd7b9aa18996a5316febcf1c8989",
      "parents": [
        "aa9b7c48069699e2aabedc6c0f62cb131fee0c73"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Wed Feb 18 16:54:21 2015 +0000"
      },
      "committer": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Thu Feb 19 12:13:09 2015 +0000"
      },
      "message": "Display optimizing compiler\u0027s CodeInfo objects in oatdump.\n\nA few elements are not displayed yet (stack mask, inline info) though.\n\nChange-Id: I5e51a801c580169abc5d1ef43ad581aadc110754\n"
    },
    {
      "commit": "376b2bbf7c39108223a7a01568a7b4b04d84eeac",
      "tree": "f6fdbe6180c3d330bc24aa35a7d9fa51f3eb1c55",
      "parents": [
        "b1a38e246cfbfb21100d9c9e57f33970e824f075"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Dec 09 14:26:32 2014 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Dec 09 14:49:02 2014 +0000"
      },
      "message": "Ensure stack maps are 4 byte aligned.\n\nWith the recent move to gcc 4.9, we are hitting alignment\nSIGBUS on ARM. The reason is that gcc will optimize two consecutive\n32bits loads into one 64bits load, and the instruction (ldrd)\nwill fail if the data is not aligned.\n\nAlso removed the emission of mapping table when a method is optimized.\nThe information can be found in the StackMap itself.\n\nChange-Id: Icf79406c18a3f4db3c05d52fc2c0dd2e35bf0f8f\n"
    },
    {
      "commit": "277ccbd200ea43590dfc06a93ae184a765327ad0",
      "tree": "d89712e93da5fb2748989353c9ee071102cf3f33",
      "parents": [
        "ad17d41841ba1fb177fb0bf175ec0e9f5e1412b3"
      ],
      "author": {
        "name": "Andreas Gampe",
        "email": "agampe@google.com",
        "time": "Mon Nov 03 21:36:10 2014 -0800"
      },
      "committer": {
        "name": "Andreas Gampe",
        "email": "agampe@google.com",
        "time": "Tue Nov 04 18:40:08 2014 -0800"
      },
      "message": "ART: More warnings\n\nEnable -Wno-conversion-null, -Wredundant-decls and -Wshadow in general,\nand -Wunused-but-set-parameter for GCC builds.\n\nChange-Id: I81bbdd762213444673c65d85edae594a523836e5\n"
    },
    {
      "commit": "0279ebb3efd653e6bb255470c99d26949c7bcd95",
      "tree": "d58b29754f7b3c88616e6e4d6c19346821d244ae",
      "parents": [
        "f1f05d303988a5c071c87b760056be8358276c94"
      ],
      "author": {
        "name": "Ian Rogers",
        "email": "irogers@google.com",
        "time": "Wed Oct 08 17:27:48 2014 -0700"
      },
      "committer": {
        "name": "Ian Rogers",
        "email": "irogers@google.com",
        "time": "Thu Oct 09 08:25:34 2014 -0700"
      },
      "message": "Tidy ELF builder.\n\nDon\u0027t do \"if (ptr)\". Use const. Use DISALLOW_COPY_AND_ASSIGN. Avoid public\nmember variables.\nMove ValueObject to base and use in ELF builder.\nTidy VectorOutputStream to not use non-const reference arguments.\n\nChange-Id: I2c727c3fc61769c3726de7cfb68b2d6eb4477e53\n"
    },
    {
      "commit": "3946844c34ad965515f677084b07d663d70ad1b8",
      "tree": "0d85bfba2ff69c34a2897351d1e50a1464509305",
      "parents": [
        "e2c23739c6395a83b30ece38f8a2e9e1bf7cf3ce"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Sep 02 15:17:15 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon Sep 08 12:15:07 2014 +0100"
      },
      "message": "Runtime support for the new stack maps for the opt compiler.\n\nNow most of the methods supported by the compiler can be optimized,\ninstead of using the baseline.\n\nChange-Id: I80ab36a34913fa4e7dd576c7bf55af63594dc1fa\n"
    },
    {
      "commit": "8eddd2a379e1d3c76b22f40d3d4387d12ed1a8d1",
      "tree": "d265344c32c5bf37d356fcb4871f57a1250d16b6",
      "parents": [
        "daa31c58ec2fec209f8fdc383bf10dd2e2c64512"
      ],
      "author": {
        "name": "Andreas Gampe",
        "email": "agampe@google.com",
        "time": "Mon Jul 28 14:53:22 2014 -0700"
      },
      "committer": {
        "name": "Andreas Gampe",
        "email": "agampe@google.com",
        "time": "Mon Jul 28 14:53:49 2014 -0700"
      },
      "message": "ART: Fix missing initialization in stack_map_stream.h\n\nFixes stack_map_test.\n\nChange-Id: Ibd6659b589ec595a7af21ad3d727c0ab2dceb45c\n"
    },
    {
      "commit": "99ea58cc68b51837c065f4a2a54efbf208dd76fa",
      "tree": "065c1335213b0bff5c3fb7a0dc79785f77441c9f",
      "parents": [
        "b5a214105d4c9b6c14de1649764950dd35bd620f"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed Jul 02 15:08:17 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon Jul 21 12:47:27 2014 +0100"
      },
      "message": "Add a new stack map scheme that encodes compilation info per pc.\n\nEncodes stack mask, register mask, dex register values, and inlining\ninfo. The encoding is currently very straightforward: there is no\nclever encoding, nor compression.\n\nChange-Id: I5fd9ae28189a5513cd9e3c8d52c648463207643d\n"
    }
  ]
}