• shaharko's avatar
    cmd/compile, cmd/link: more efficient typelink generation · d8d44528
    shaharko authored
    Instead of generating typelink symbols in the compiler
    mark types that should have typelinks with a flag.
    The linker detects this flag and adds the marked types
    to the typelink table.
    
    name            old s/op    new s/op    delta
    LinkCmdCompile   0.27 ± 6%   0.25 ± 6%  -6.93%    (p=0.000 n=97+98)
    LinkCmdGo        0.30 ± 5%   0.29 ±10%  -4.22%    (p=0.000 n=97+99)
    
    name            old MaxRSS  new MaxRSS  delta
    LinkCmdCompile   112k ± 3%   106k ± 2%  -4.85%  (p=0.000 n=100+100)
    LinkCmdGo        107k ± 3%   103k ± 3%  -3.00%  (p=0.000 n=100+100)
    
    Change-Id: Ic95dd4b0101e90c1fa262c9c6c03a2028d6b3623
    Reviewed-on: https://go-review.googlesource.com/31772
    Run-TryBot: Shahar Kohanim <skohanim@gmail.com>
    TryBot-Result: Gobot Gobot <gobot@golang.org>
    Reviewed-by: 's avatarDavid Crawshaw <crawshaw@golang.org>
    d8d44528
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