• Dave Cheney's avatar
    runtime: use uintptr where possible in malloc stats · 0b09425b
    Dave Cheney authored
    linux/arm OMAP4 pandaboard
    
    benchmark                 old ns/op    new ns/op    delta
    BenchmarkBinaryTree17   68723297000  37026214000  -46.12%
    BenchmarkFannkuch11     34962402000  35958435000   +2.85%
    BenchmarkGobDecode        137298600    124182150   -9.55%
    BenchmarkGobEncode         60717160     60006700   -1.17%
    BenchmarkGzip            5647156000   5550873000   -1.70%
    BenchmarkGunzip          1196350000   1198670000   +0.19%
    BenchmarkJSONEncode       863012800    782898000   -9.28%
    BenchmarkJSONDecode      3312989000   2781800000  -16.03%
    BenchmarkMandelbrot200     45727540     45703120   -0.05%
    BenchmarkParse             74781800     59990840  -19.78%
    BenchmarkRevcomp          140043650    139462300   -0.42%
    BenchmarkTemplate        6467682000   5832153000   -9.83%
    
    benchmark                  old MB/s     new MB/s  speedup
    BenchmarkGobDecode             5.59         6.18    1.11x
    BenchmarkGobEncode            12.64        12.79    1.01x
    BenchmarkGzip                  3.44         3.50    1.02x
    BenchmarkGunzip               16.22        16.19    1.00x
    BenchmarkJSONEncode            2.25         2.48    1.10x
    BenchmarkJSONDecode            0.59         0.70    1.19x
    BenchmarkParse                 0.77         0.97    1.26x
    BenchmarkRevcomp              18.15        18.23    1.00x
    BenchmarkTemplate              0.30         0.33    1.10x
    
    darwin/386 core duo
    
    benchmark                 old ns/op    new ns/op    delta
    BenchmarkBinaryTree17   10591616577   9678245733   -8.62%
    BenchmarkFannkuch11     10758473315  10749303846   -0.09%
    BenchmarkGobDecode         34379785     34121250   -0.75%
    BenchmarkGobEncode         23523721     23475750   -0.20%
    BenchmarkGzip            2486191492   2446539568   -1.59%
    BenchmarkGunzip           444179328    444250293   +0.02%
    BenchmarkJSONEncode       221138507    219757826   -0.62%
    BenchmarkJSONDecode      1056034428   1048975133   -0.67%
    BenchmarkMandelbrot200     19862516     19868346   +0.03%
    BenchmarkRevcomp         3742610872   3724821662   -0.48%
    BenchmarkTemplate         960283112    944791517   -1.61%
    
    benchmark                  old MB/s     new MB/s  speedup
    BenchmarkGobDecode            22.33        22.49    1.01x
    BenchmarkGobEncode            32.63        32.69    1.00x
    BenchmarkGzip                  7.80         7.93    1.02x
    BenchmarkGunzip               43.69        43.68    1.00x
    BenchmarkJSONEncode            8.77         8.83    1.01x
    BenchmarkJSONDecode            1.84         1.85    1.01x
    BenchmarkRevcomp              67.91        68.24    1.00x
    BenchmarkTemplate              2.02         2.05    1.01x
    
    R=rsc, 0xe2.0x9a.0x9b, mirtchovski
    CC=golang-dev, minux.ma
    https://golang.org/cl/6297047
    0b09425b
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