)]}'
{
  "log": [
    {
      "commit": "e53798a7e3267305f696bf658e418c92e63e0834",
      "tree": "8979bbed96b107a5a6bbae9285ff4e0c362dad95",
      "parents": [
        "e6c0cdd11097dd72275ac24f1e98217c299d973e"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon Dec 01 10:31:54 2014 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon Dec 15 22:52:27 2014 +0000"
      },
      "message": "Inlining support in optimizing.\n\nCurrently only inlines simple things that don\u0027t require an\nenvironment, such as:\n- Returning a constant.\n- Returning a parameter.\n- Returning an arithmetic operation.\n\nChange-Id: Ie844950cb44f69e104774a3cf7a8dea66bc85661\n"
    },
    {
      "commit": "fc600dccd7797a9a10cdd457034ea8e148ccd631",
      "tree": "31bf5b4632c14d7706c5c9d605beec57825f2dfe",
      "parents": [
        "f25c2ec6b63e116f24f359a10b59c78768fde67a"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Tue Dec 02 17:16:31 2014 +0000"
      },
      "committer": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Wed Dec 03 12:09:28 2014 +0000"
      },
      "message": "Fix a compiler bug related to a catch-less try-finally statement.\n\nEnsure a dead basic block produced in this case is properly\nremoved.\n\nChange-Id: I7c88e26aaa6c6378892f7c7c299494fa42312db2\n"
    },
    {
      "commit": "f537012ceb6cba8a78b36a5065beb9588451a250",
      "tree": "08851014d687b0e08accfdc2f1553a89789b4fd4",
      "parents": [
        "10a573a1f8708dbe2bcb7835341cbd8e9606af63"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Dec 02 11:51:19 2014 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Dec 02 12:24:07 2014 +0000"
      },
      "message": "Treat SSA transformation special, as we may have to bailout.\n\nWe forgot to bailout when we found a non-natural loop (on which\nour optimizations don\u0027t work).\n\nChange-Id: I11976b5af4c98f4f29267a74c74d34b5ad81e20c\n"
    },
    {
      "commit": "6a3c1fcb4ba42ad4d5d142c17a3712a6ddd3866f",
      "tree": "9df58b57af13240a93a6da4eefcf03f70cce9ad9",
      "parents": [
        "c6e0955737e15f7c0c3575d4e13789b3411f4993"
      ],
      "author": {
        "name": "Ian Rogers",
        "email": "irogers@google.com",
        "time": "Fri Oct 31 00:33:20 2014 -0700"
      },
      "committer": {
        "name": "Ian Rogers",
        "email": "irogers@google.com",
        "time": "Mon Nov 03 20:01:04 2014 -0800"
      },
      "message": "Remove -Wno-unused-parameter and -Wno-sign-promo from base cflags.\n\nFix associated errors about unused paramenters and implict sign conversions.\nFor sign conversion this was largely in the area of enums, so add ostream\noperators for the effected enums and fix tools/generate-operator-out.py.\nTidy arena allocation code and arena allocated data types, rather than fixing\nnew and delete operators.\nRemove dead code.\n\nChange-Id: I5b433e722d2f75baacfacae4d32aef4a828bfe1b\n"
    },
    {
      "commit": "b762d2ebf9dc604561d9915c96b377235c94960c",
      "tree": "aa6060b282db511651908d232a6b16ecbb22b755",
      "parents": [
        "4ff20eba94a2519e5bac57b5f92e04741ea90141"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Wed Oct 22 10:11:06 2014 +0100"
      },
      "committer": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Wed Oct 22 10:11:06 2014 +0100"
      },
      "message": "Various fixes related to integer negate operations.\n\n- Emit an RSB instruction for HNeg nodes in the ARM code\n  generator instead of RSBS, as we do not need to update the\n  condition code flags in this case.\n- Simply punt when trying to statically evaluate a long\n  unary operation, instead of aborting.\n- Move a test case to the right place.\n\nChange-Id: I35eb8dea58ed35258d4d8df77181159c3ab07b6f\n"
    },
    {
      "commit": "102cbed1e52b7c5f09458b44903fe97bb3e14d5f",
      "tree": "cb0a433c8f284021298c8a0c4dd0da97ca9d198a",
      "parents": [
        "07f5c5edb7ef24ac35364e6ef9a8107a44e6564e"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed Oct 15 18:31:05 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Oct 21 16:03:51 2014 +0100"
      },
      "message": "Implement register allocator for floating point registers.\n\nAlso:\n- Fix misuses of emitting the rex prefix in the x86_64 assembler.\n- Fix movaps code generation in the x86_64 assembler.\n\nChange-Id: Ib6dcf6e7c4a9c43368cfc46b02ba50f69ae69cbe\n"
    },
    {
      "commit": "9240d6a2baa9ed1e18ee08744b461fe49a1ee269",
      "tree": "0adc27979a1c30defa16de4142b1d54fac6f93dc",
      "parents": [
        "88cb1755e1d6acaed0f66ce65d7a2a4465053342"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Mon Oct 20 16:47:04 2014 +0100"
      },
      "committer": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Tue Oct 21 13:48:41 2014 +0100"
      },
      "message": "Constant folding on unary operations in the optimizing compiler.\n\nChange-Id: I4b77afa2a89f5ad2eedd4d6c0c6c382585419349\n"
    },
    {
      "commit": "6c82d40eb142771086f5531998de2273ba5cc08c",
      "tree": "31eb699ae915d2c58603417eff8a4b71f585070a",
      "parents": [
        "75be28332b278cff9039b54bfb228ac72f539ccc"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Mon Oct 13 16:10:27 2014 +0100"
      },
      "committer": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Fri Oct 17 17:11:44 2014 +0100"
      },
      "message": "Have HInstruction::StrictlyDominates compute strict dominance.\n\nChange-Id: I3a4fa133268615fb4ce54a0bcb43e0c2458cc865\n"
    },
    {
      "commit": "633021e6ff6b9a57a374a994e74cfd69275ce100",
      "tree": "78755b7e5d90f1374b317cea2193605de9bdd2d9",
      "parents": [
        "a8069ce1c3caa4f9b1651988986f3732152c186d"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Wed Oct 01 14:12:25 2014 +0100"
      },
      "committer": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Tue Oct 14 14:44:16 2014 +0100"
      },
      "message": "Implement default traversals in CFG \u0026 SSA graph checkers.\n\n- Check CFG graphs using an insertion order traversal.\n- Check SSA form graphs using a reverse post-order traversal.\n\nChange-Id: Ib9062599bdbf3c17b9f213b743274b2d71a9fa90\n"
    },
    {
      "commit": "f8e28f575b1382e984edb2e8c9846a27a1bdea10",
      "tree": "12506af9dc858d842061843570a939e74822b517",
      "parents": [
        "f659bec20db45c809a891ff528fb6aecf2c76149",
        "476df557fed5f0b3f32f8d11a654674bb403a8f8"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Mon Oct 13 11:36:10 2014 +0000"
      },
      "committer": {
        "name": "Gerrit Code Review",
        "email": "noreply-gerritcodereview@google.com",
        "time": "Mon Oct 13 11:36:11 2014 +0000"
      },
      "message": "Merge \"Use Is*() helpers to shorten code in the optimizing compiler.\""
    },
    {
      "commit": "476df557fed5f0b3f32f8d11a654674bb403a8f8",
      "tree": "0ca72785e60b3b1152bca0908e6d134c0a30f631",
      "parents": [
        "9e878d50567f624094f3c4940ac3aedbc5eff3b9"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Thu Oct 09 17:51:36 2014 +0100"
      },
      "committer": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Thu Oct 09 17:59:50 2014 +0100"
      },
      "message": "Use Is*() helpers to shorten code in the optimizing compiler.\n\nChange-Id: I79f31833bc9a0aa2918381aa3fb0b05d45f75689\n"
    },
    {
      "commit": "360231a056e796c36ffe62348507e904dc9efb9b",
      "tree": "a62ff73c11eaa6694649c98e4c2d872e89149b0c",
      "parents": [
        "2072c465cfff077da257bdf14f1f1b2690c946c8"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed Oct 08 21:07:48 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Thu Oct 09 15:21:57 2014 +0100"
      },
      "message": "Fix code generation of materialized conditions.\n\nMove the logic for knowing if a condition needs to be materialized\nin an optimization pass (so that the information does not change\nas a side effect of another optimization).\n\nAlso clean-up arm and x86_64 codegen:\n- arm: ldr and str are for power-users when a constant is\n  in play. We should use LoadFromOffset and StoreToOffset.\n- x86_64: fix misuses of movq instead of movl.\n\nChange-Id: I01a03b91803624be2281a344a13ad5efbf4f3ef3\n"
    },
    {
      "commit": "191c4b1372aef7c0272f8fa3985b55513029e728",
      "tree": "ea8a2eb84a64b6f808f782ada9ea66ef69e8e764",
      "parents": [
        "41abdb6ec97978df7c6d79abce4efb664c994ce8"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Oct 07 14:14:27 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Oct 07 16:26:48 2014 +0100"
      },
      "message": "Inserting a node must also update its inputs users.\n\nChange-Id: I55357564b81efcc0cf52fffdf23289696fe27dd1\n"
    },
    {
      "commit": "a72cb229d555a8ca86dca748733ea3791eaeec14",
      "tree": "b051a0f2d10c126a83d22ff45f2feecf0365aca3",
      "parents": [
        "d7e2f329ddacd2294ba94cd5acde026677d32e0d",
        "3c04974a90b0e03f4b509010bff49f0b2a3da57f"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Thu Sep 25 13:37:06 2014 +0000"
      },
      "committer": {
        "name": "Gerrit Code Review",
        "email": "noreply-gerritcodereview@google.com",
        "time": "Thu Sep 25 13:37:06 2014 +0000"
      },
      "message": "Merge \"Optimize suspend checks in optimizing compiler.\""
    },
    {
      "commit": "3c04974a90b0e03f4b509010bff49f0b2a3da57f",
      "tree": "52649104e3e80272c3774793350f4d9f260ae732",
      "parents": [
        "c0d36abb12cdbb9469039c1dc153a586bd984015"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed Sep 24 18:10:46 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Thu Sep 25 12:23:40 2014 +0100"
      },
      "message": "Optimize suspend checks in optimizing compiler.\n\n- Remove the ones added during graph build (they were added\n  for the baseline code generator).\n- Emit them at loop back edges after phi moves, so that the test\n  can directly jump to the loop header.\n- Fix x86 and x86_64 suspend check by using cmpw instead of cmpl.\n\nChange-Id: I6fad5795a55705d86c9e1cb85bf5d63dadfafa2a\n"
    },
    {
      "commit": "6b46923ff0197c95f1e7ea0bc730961df6725cc9",
      "tree": "45cf685a23c70f95b1d16b7d3d67369d6148a514",
      "parents": [
        "c0d36abb12cdbb9469039c1dc153a586bd984015"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Thu Sep 25 10:10:38 2014 +0100"
      },
      "committer": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Thu Sep 25 10:10:38 2014 +0100"
      },
      "message": "Optimizing compiler: check inputs \u0026 uses definitions in CFG.\n\nEnsure each input and each use of an instruction is defined\nin a block of the control-flow graph.\n\nChange-Id: If4a83b02825230329b0b4fd84255dcb7c3219684\n"
    },
    {
      "commit": "2e1391b9abdafdbe7e0ef5ef116c49f812394056",
      "tree": "bdac0775c4f9290741f9583c2acbd53655c63fb0",
      "parents": [
        "0f6016557d300a5a07c972465aef1ab2a125f5d1",
        "18efde5017369e005f1e8bcd3bbfb04e85053640"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Sep 23 11:25:56 2014 +0000"
      },
      "committer": {
        "name": "Gerrit Code Review",
        "email": "noreply-gerritcodereview@google.com",
        "time": "Tue Sep 23 11:25:56 2014 +0000"
      },
      "message": "Merge \"Fix code generation with materialized conditions.\""
    },
    {
      "commit": "18efde5017369e005f1e8bcd3bbfb04e85053640",
      "tree": "dcb8bc8db745f3b8096cde55228730e6c402b2c5",
      "parents": [
        "ef3e89b9281525d6c084136c379346608b44d933"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon Sep 22 15:51:11 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Sep 23 12:02:03 2014 +0100"
      },
      "message": "Fix code generation with materialized conditions.\n\nChange-Id: I8630af3c13fc1950d3fa718d7488407b00898796\n"
    },
    {
      "commit": "724c96326dea6ec33287a0076279c136abb0208a",
      "tree": "350acb15d7a30f76d6a451626bd5e3e701cd61d4",
      "parents": [
        "ef3e89b9281525d6c084136c379346608b44d933"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon Sep 22 12:27:27 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon Sep 22 15:10:00 2014 +0100"
      },
      "message": "Also remove environment links to removed instructions.\n\nChange-Id: I505163fb8683269c7d3fe21b34df92337d244552\n"
    },
    {
      "commit": "d31cf3d55a0847c018c4eaa2b349b8eea509de64",
      "tree": "2594116391a59c1fce83c5cbd9058ba76534fec0",
      "parents": [
        "e07d111b9bff8b68b8d0ed44fb95805a5c6f47fb"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon Sep 08 17:30:24 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Fri Sep 19 13:59:39 2014 +0100"
      },
      "message": "First optimization in new compiler: simple GVN.\n\nChange-Id: Ibe0efa4e84fd020a53ded310a92e0b4363f91b12\n"
    },
    {
      "commit": "53562d9a8fb210cf33a694f5e81f3d13ce3a8c48",
      "tree": "135561e5b98f0d5b9357acc707c13255e39a3332",
      "parents": [
        "f67bda68a579a8ac79f9d8f889e0233a8f94da55",
        "556c3d193134f6461f3e1fe17c032b087c5931a0"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Thu Sep 18 16:07:18 2014 +0000"
      },
      "committer": {
        "name": "Gerrit Code Review",
        "email": "noreply-gerritcodereview@google.com",
        "time": "Thu Sep 18 16:07:19 2014 +0000"
      },
      "message": "Merge \"Initiate a constant propagation pass in the optimizing compiler.\""
    },
    {
      "commit": "aaadf03fd8d9f6a50a3b8b4b916e7cc161e4edba",
      "tree": "2447d33b3338e2448f061aaeff471bd9342325d3",
      "parents": [
        "6aa606c9284ac31961f4c5b20c3645ac78acfaad",
        "604c6e4764edb2fd244e9f47626868cda5644a7a"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Thu Sep 18 15:02:40 2014 +0000"
      },
      "committer": {
        "name": "Gerrit Code Review",
        "email": "noreply-gerritcodereview@google.com",
        "time": "Thu Sep 18 15:02:41 2014 +0000"
      },
      "message": "Merge \"Ensure the first predecessor of a loop is the pre header.\""
    },
    {
      "commit": "556c3d193134f6461f3e1fe17c032b087c5931a0",
      "tree": "436660c7155d0864c37f8aeabbc0f52e889a0cc2",
      "parents": [
        "6aa606c9284ac31961f4c5b20c3645ac78acfaad"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Thu Sep 18 15:25:07 2014 +0100"
      },
      "committer": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Thu Sep 18 15:25:07 2014 +0100"
      },
      "message": "Initiate a constant propagation pass in the optimizing compiler.\n\n- Perform constant folding on int and long additions and subtractions in\n  the optimizing compiler.\n- Apply constant folding to conditions and comparisons.\n\nChange-Id: Ic88783a3c975fda777c74c531e257fa777be42eb\n"
    },
    {
      "commit": "ccc07a9579c554443cd03a306ca9b4f943fd2a93",
      "tree": "3514cb48520ecd6cf4bb93129bed5cd97f24cb43",
      "parents": [
        "926d8e99aa69151a271180299df68963688010d8"
      ],
      "author": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Tue Sep 16 14:48:16 2014 +0100"
      },
      "committer": {
        "name": "Roland Levillain",
        "email": "rpl@google.com",
        "time": "Wed Sep 17 18:19:46 2014 +0100"
      },
      "message": "Add CFG and SSA form checkers in the optimizing compiler.\n\nChecks performed on control-flow graphs:\n- Ensure that the predecessors and successors of a basic block are\n  consistent within a control-flow graph.\n- Ensure basic blocks end with a branch instruction.\n- Detect phi functions listed in non-phi instruction lists and vice\n  versa.\n- Ensure a block\u0027s instructions (and phi functions) are associated\n  with this very block.\n\nChecks performed on SSA form graphs:\n- Ensure an instruction dominates all its uses.\n- Ensure there are no critical edges.\n\nChange-Id: I1c12b4a61ecf608682152c897980ababa7eca847\n"
    },
    {
      "commit": "604c6e4764edb2fd244e9f47626868cda5644a7a",
      "tree": "20ce0beae7663fe8ca0a07132ecd55c7c2626d41",
      "parents": [
        "7d029af44c45c56b3b7a271c54434c2dcec1e219"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed Sep 17 12:08:44 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed Sep 17 12:08:44 2014 +0100"
      },
      "message": "Ensure the first predecessor of a loop is the pre header.\n\nNote that the check in ssa_phi_elimination.cc was very defensive:\nit does not affect the outcome of the algorithm whether the\nloop phi takes itself as the first input.\n\nIt makes things consistent to always have the pre header as first\ninput.\n\nChange-Id: Ic86248c1f38af67f7432782f6deefae1f4bf1ab6\n"
    },
    {
      "commit": "065bf77b43c39da315b974ea08a5ed25e9049681",
      "tree": "917d8df78e0d929d018ea4c30519707f2a159e52",
      "parents": [
        "9d740016b6ce35e9b596391eafe64be5ceaec76b"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed Sep 03 14:51:22 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon Sep 08 16:33:33 2014 +0100"
      },
      "message": "Add (simple) side effects flags and equality methods on nodes.\n\nThis is in preparation of doing GVN and LICM.\n\nChange-Id: I43050ff846755f9387a62b893d548ecdb54e7e95\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": "20dfc797dc631bf8d655dcf123f46f13332d3074",
      "tree": "c1d4e4f919d54f39a6d39d9d769ed5a844afb22b",
      "parents": [
        "cbb0e809c0a4e8a4e8b7f5d3768a1864cfb381bb"
      ],
      "author": {
        "name": "Dave Allison",
        "email": "dallison@google.com",
        "time": "Mon Jun 16 20:44:29 2014 -0700"
      },
      "committer": {
        "name": "Dave Allison",
        "email": "dallison@google.com",
        "time": "Tue Jun 24 09:05:27 2014 -0700"
      },
      "message": "Add some more instruction support to optimizing compiler.\n\nThis adds a few more DEX instructions to the optimizing compiler\u0027s\nbuilder (constants, moves, if_xx, etc).\n\nAlso:\n* Changes the codegen for IF_XX instructions to use a condition\n  rather than comparing a value against 0.\n* Fixes some instructions in the ARM disassembler.\n* Fixes PushList and PopList in the thumb2 assembler.\n* Switches the assembler for the optimizing compiler to thumb2\n  rather than ARM.\n\nChange-Id: Iaafcd02243ccc5b03a054ef7a15285b84c06740f\n"
    },
    {
      "commit": "ec7e4727e99aa1416398ac5a684f5024817a25c7",
      "tree": "3ad51887c890b5cbebf1ae8e4afec8d93b485168",
      "parents": [
        "7a6b77f9a694ea4569fbf44493fdcaeea237a8be"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Fri Jun 06 11:24:33 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon Jun 09 08:59:02 2014 +0100"
      },
      "message": "Fix some bugs in graph construction/simplification methods.\n\nAlso fix a brano during SSA construction. The code should\nnot have been commented out. Added a test to cover what the code\nintends.\n\nChange-Id: Ia00ae79dcf75eb0d412f07649d73e7f94dbfb6f0\n"
    },
    {
      "commit": "a7062e05e6048c7f817d784a5b94e3122e25b1ec",
      "tree": "a5d6b64ae6d5352f761fc2547bda863281adbe40",
      "parents": [
        "8b5b1e5593ffa77c393e4172b71a3d5a821d2ed8"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Thu May 22 12:50:17 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon May 26 11:31:38 2014 +0100"
      },
      "message": "Add a linear scan register allocator to the optimizing compiler.\n\nThis is a \"by-the-book\" implementation. It currently only deals\nwith allocating registers, with no hint optimizations.\n\nThe changes remaining to make it functional are:\n- Allocate spill slots.\n- Resolution and placements of Move instructions.\n- Connect it to the code generator.\n\nChange-Id: Ie0b2f6ba1b98da85425be721ce4afecd6b4012a4\n"
    },
    {
      "commit": "4e3d23aa1523718ea1fdf3a32516d2f9d81e84fe",
      "tree": "78593d033513a98486a409e7b23678ccced12cd5",
      "parents": [
        "59f3f62534581311c7c403c832f56c272426a17c"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Thu May 22 18:32:45 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Fri May 23 10:00:44 2014 +0100"
      },
      "message": "Import Dart\u0027s parallel move resolver.\n\nAnd write a few tests while at it.\n\nA parallel move resolver will be needed for performing multiple moves\nthat are conceptually parallel, for example moves at a block\nexit that branches to a block with phi nodes.\n\nChange-Id: Ib95b247b4fc3f2c2fcab3b8c8d032abbd6104cd7\n"
    },
    {
      "commit": "f635e63318447ca04731b265a86a573c9ed1737c",
      "tree": "47cab84a6ac47d8a4f5f281e3eabdf1780f220d0",
      "parents": [
        "d115735fe5523ff72319f0968f773683323c7f79"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed May 14 09:43:38 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed May 14 14:26:11 2014 +0100"
      },
      "message": "Add a compilation tracing mechanism to the new compiler.\n\nCode mostly imported from: https://android-review.googlesource.com/#/c/81653/.\n\nChange-Id: I150fe942be0fb270e03fabb19032180f7a065d13\n"
    },
    {
      "commit": "622d9c31febd950255b36a48b47e1f630197c5fe",
      "tree": "8a7f14ce3c6c087955ad5fe91a3ce7d5b5a82461",
      "parents": [
        "98a8a542f95e41c09d214a329a940b270f08f5b3"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon May 12 16:11:02 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue May 13 09:06:14 2014 +0100"
      },
      "message": "Add loop recognition and CFG simplifications in new compiler.\n\nWe do three simplifications:\n- Split critical edges, for code generation from SSA (new).\n- Ensure one back edge per loop, to simplify loop recognition (new).\n- Ensure only one pre header for a loop, to simplify SSA creation (existing).\n\nChange-Id: I9bfccd4b236a00486a261078627b091c8a68be33\n"
    },
    {
      "commit": "804d09372cc3d80d537da1489da4a45e0e19aa5d",
      "tree": "b226350fdf3dc0c55a11e1615010c8475f167f90",
      "parents": [
        "0095e0b8380a8802f40a21928800b9df6e11f1d7"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Fri May 02 08:46:00 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed May 07 10:32:11 2014 +0100"
      },
      "message": "Build live-in, live-out and kill sets for each block.\n\nThis information will be used when computing live ranges of\ninstructions.\n\nChange-Id: I345ee833c1ccb4a8e725c7976453f6d58d350d74\n"
    },
    {
      "commit": "c32e770f21540e4e9eda6dc7f770e745d33f1b9f",
      "tree": "56a76d7399bf749a4500fb60483e0dc075a24ee7",
      "parents": [
        "618a87009202dc959c935ed8f237ae32bdec57d0"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Thu Apr 24 12:43:16 2014 +0100"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon Apr 28 16:21:40 2014 +0100"
      },
      "message": "Add a Transform to SSA phase to the optimizing compiler.\n\nChange-Id: Ia9700756a0396d797a00b529896487d52c989329\n"
    },
    {
      "commit": "43c86422e210a3883729ab90997711e79f26bccc",
      "tree": "6d6697e11ebf1c39fcb129baeeaa9bc7bbace9ed",
      "parents": [
        "a48850ba1f48066785768d2dd296448cd430d494"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Mar 18 11:58:24 2014 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Mar 18 11:58:24 2014 +0000"
      },
      "message": "Fix lint error, and Makefile that could be confused with local files.\n\nChange-Id: I780cc0d6593eadd6f82e1126d7ad445894af666c\n"
    },
    {
      "commit": "787c3076635cf117eb646c5a89a9014b2072fb44",
      "tree": "3c9c6c6d56e3900cf2255a5d1ade008ec6a40681",
      "parents": [
        "b9d50a9829b795932eac4cc50a99b4ce80b0ecb4"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon Mar 17 10:20:19 2014 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Mar 18 11:20:20 2014 +0000"
      },
      "message": "Plug new optimizing compiler in compilation pipeline.\n\nAlso rename accessors to ART\u0027s conventions.\n\nChange-Id: I344807055b98aa4b27215704ec362191464acecc\n"
    },
    {
      "commit": "bab4ed7057799a4fadc6283108ab56f389d117d4",
      "tree": "ea1bf495458fd9f7a3ffbed0ea4e1dda5a0b8184",
      "parents": [
        "37d4c1db4d705f5a28001f65afdd68d0527948d8"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Mar 11 17:53:17 2014 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Thu Mar 13 09:23:12 2014 +0000"
      },
      "message": "More code generation for the optimizing compiler.\n\n- Add HReturn instruction\n- Generate code for locals/if/return\n- Setup infrastructure for register allocation. Currently\n  emulate a stack.\n\nChange-Id: Ib28c2dba80f6c526177ed9a7b09c0689ac8122fb\n"
    },
    {
      "commit": "3ff386aafefd5282bb76c8a50506a70a4321e698",
      "tree": "5f6e990553daae150a168f581bac79e659f7f712",
      "parents": [
        "0307b5c91c287e08cd414ecc5de32befceb7e371"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Mar 04 14:46:47 2014 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Mon Mar 10 11:41:22 2014 +0000"
      },
      "message": "Add register support to the optimizing compiler.\n\nAlso make if take an input and build the use list for instructions.\n\nChange-Id: I1938cee7dce5bd4c66b259fa2b431d2c79b3cf82\n"
    },
    {
      "commit": "d4dd255db1d110ceb5551f6d95ff31fb57420994",
      "tree": "93c9dfff8d16f2b9675c35477cc4bcd8ea3f630c",
      "parents": [
        "b565506a63e75dac4a8bb9dd54dabf5259e5b95f"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Fri Feb 28 10:23:58 2014 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Mar 04 16:19:11 2014 +0000"
      },
      "message": "Add codegen support to the optimizing compiler.\n\nChange-Id: I9aae76908ff1d6e64fb71a6718fc1426b67a5c28\n"
    },
    {
      "commit": "be9a92aa804c0d210f80966b74ef8ed3987f335a",
      "tree": "10d58622f626f03156e0dec1f1fc00616554b336",
      "parents": [
        "3188d117d6f1ba5f3a30d0ff231d816ebb59a7f7"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Feb 25 14:22:56 2014 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed Feb 26 13:24:04 2014 +0000"
      },
      "message": "Add conditional branches, and build dominator tree.\n\nChange-Id: I4b151a07b72692961235a1419b54b6b45cf54e63\n"
    },
    {
      "commit": "818f2107e6d2d9e80faac8ae8c92faffa83cbd11",
      "tree": "0a92aa1ba319115d8af05badc150d1e9e8e5e4ca",
      "parents": [
        "a2a5354cd95faf242a70b99b7b11f8fdb7cb7c1b"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Feb 18 16:43:35 2014 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed Feb 19 19:22:41 2014 +0000"
      },
      "message": "Re-apply: Initial check-in of an optimizing compiler.\n\nThe classes and the names are very much inspired by V8/Dart.\nIt currently only supports the RETURN_VOID dex instruction,\nand there is a pretty printer to check if the building of the\ngraph is correct.\n\nChange-Id: I28e125dfee86ae6ec9b3fec6aa1859523b92a893\n"
    },
    {
      "commit": "1af0c0b88a956813eb0ad282664cedc391e2938f",
      "tree": "22c31a72dc2d0c711056b4d4b1388a64de103261",
      "parents": [
        "68a5fefa90f03fdf5a238ac85c9439c6b03eae96"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed Feb 19 17:30:16 2014 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed Feb 19 17:30:16 2014 +0000"
      },
      "message": "Revert \"Initial check-in of an optimizing compiler.\"\n\ng++ warnings turned into errors.\n\nThis reverts commit 68a5fefa90f03fdf5a238ac85c9439c6b03eae96.\n\nChange-Id: I09bb95d9cc13764ca8a266c41af04801a34b9fd0\n"
    },
    {
      "commit": "68a5fefa90f03fdf5a238ac85c9439c6b03eae96",
      "tree": "0f3ba23e5d3e2bbd211023fd7ce0740f694e7215",
      "parents": [
        "0bf2ed98bc7d529a28ab470d36308ee2358f5a1c"
      ],
      "author": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Tue Feb 18 16:43:35 2014 +0000"
      },
      "committer": {
        "name": "Nicolas Geoffray",
        "email": "ngeoffray@google.com",
        "time": "Wed Feb 19 16:48:02 2014 +0000"
      },
      "message": "Initial check-in of an optimizing compiler.\n\nThe classes and the names are very much inspired by V8/Dart.\nIt currently only supports the RETURN_VOID dex instruction,\nand there is a pretty printer to check if the building of the\ngraph is correct.\n\nChange-Id: Id5ef1b317ab997010d4e3888e456c26bef1ab9c0\n"
    }
  ]
}