buffer: refactor to use more primordials

[aduh95]

Checklist

• make -j4 test (UNIX), or vcbuild test (Windows) passes
• commit message follows commit guidelines

[mscdex]

The changes in this PR seems to be causing some noticeable regressions across multiple benchmark runs for fill() as seen in these benchmark results for example:

buffers/buffer-fill.js n=20000 size=8192 type='fill(0)'               ***    -31.61 %       ±5.72%  ±7.65% ±10.04%
buffers/buffer-fill.js n=20000 size=8192 type='fill(100)'             ***    -31.92 %       ±3.21%  ±4.28%  ±5.59%
buffers/buffer-fill.js n=20000 size=8192 type='fill(400)'             ***    -32.13 %       ±4.27%  ±5.69%  ±7.43%
buffers/buffer-fill.js n=20000 size=8192 type='fill("t", 0, "utf8")'  ***     -9.67 %       ±5.14%  ±6.84%  ±8.90%
buffers/buffer-fill.js n=20000 size=8192 type='fill("t", "utf8")'     ***    -11.96 %       ±5.80%  ±7.71% ±10.05%

[aduh95]

I've removed the use of ReflectApply to use uncurryThis from #36221, and ran a benchmark:

                                                                                confidence improvement accuracy (*)   (**)  (***)
 buffers-fill/buffer-fill.js n=20000 size=65536 type='fill("")'                                -1.12 %       ±1.52% ±2.03% ±2.66%
 buffers-fill/buffer-fill.js n=20000 size=65536 type='fill("t", "utf8")'                        1.53 %       ±2.56% ±3.44% ±4.54%
 buffers-fill/buffer-fill.js n=20000 size=65536 type='fill("t", 0, "utf8")'                     0.24 %       ±1.65% ±2.20% ±2.89%
 buffers-fill/buffer-fill.js n=20000 size=65536 type='fill("t", 0)'                             1.37 %       ±1.58% ±2.11% ±2.78%
 buffers-fill/buffer-fill.js n=20000 size=65536 type='fill("t")'                               -0.59 %       ±1.21% ±1.62% ±2.12%
 buffers-fill/buffer-fill.js n=20000 size=65536 type='fill("test")'                      *     -0.52 %       ±0.51% ±0.68% ±0.89%
 buffers-fill/buffer-fill.js n=20000 size=65536 type='fill(0)'                                  0.45 %       ±1.27% ±1.70% ±2.21%
 buffers-fill/buffer-fill.js n=20000 size=65536 type='fill(100)'                                0.53 %       ±1.44% ±1.92% ±2.51%
 buffers-fill/buffer-fill.js n=20000 size=65536 type='fill(400)'                               -0.49 %       ±1.06% ±1.41% ±1.84%
 buffers-fill/buffer-fill.js n=20000 size=65536 type='fill(Buffer.alloc(1), 0)'                 1.41 %       ±1.63% ±2.18% ±2.87%
 buffers-fill/buffer-fill.js n=20000 size=8192 type='fill("")'                                 -0.84 %       ±1.70% ±2.27% ±2.97%
 buffers-fill/buffer-fill.js n=20000 size=8192 type='fill("t", "utf8")'                         0.28 %       ±3.63% ±4.83% ±6.29%
 buffers-fill/buffer-fill.js n=20000 size=8192 type='fill("t", 0, "utf8")'                      0.25 %       ±2.00% ±2.66% ±3.46%
 buffers-fill/buffer-fill.js n=20000 size=8192 type='fill("t", 0)'                              0.54 %       ±2.03% ±2.73% ±3.61%
 buffers-fill/buffer-fill.js n=20000 size=8192 type='fill("t")'                                -0.51 %       ±1.20% ±1.61% ±2.12%
 buffers-fill/buffer-fill.js n=20000 size=8192 type='fill("test")'                             -0.01 %       ±0.72% ±0.96% ±1.25%
 buffers-fill/buffer-fill.js n=20000 size=8192 type='fill(0)'                                   0.51 %       ±1.51% ±2.03% ±2.68%
 buffers-fill/buffer-fill.js n=20000 size=8192 type='fill(100)'                                -0.28 %       ±1.25% ±1.68% ±2.22%
 buffers-fill/buffer-fill.js n=20000 size=8192 type='fill(400)'                                 0.12 %       ±0.65% ±0.87% ±1.14%
 buffers-fill/buffer-fill.js n=20000 size=8192 type='fill(Buffer.alloc(1), 0)'           *      2.80 %       ±2.29% ±3.05% ±3.99%

EDIT: I wasn't comparing to master! The above table shows the comparison between master (cde87ed) and this PR on top of #36221.

[aduh95]

Benchmark CI: https://ci.nodejs.org/view/Node.js%20benchmark/job/benchmark-node-micro-benchmarks/707/ (queued, will 404 until it starts)

[aduh95]

The benchmark results are here:

                                                                                                                                           confidence improvement accuracy (*)    (**)   (***)
buffers/buffer-base64-decode-wrapped.js n=32 linesCount=524288 charsPerLine=76                                                                      *     -1.96 %       ±1.75%  ±2.33%  ±3.03%
buffers/buffer-concat.js n=800000 withTotalLength=0 pieceSize=256 pieces=4                                                                         **      8.24 %       ±5.86%  ±7.81% ±10.18%
buffers/buffer-creation.js n=600000 len=1024 type='fast-alloc-fill'                                                                                 *     -5.32 %       ±5.19%  ±6.91%  ±9.00%
buffers/buffer-fill.js n=20000 size=65536 type='fill("t", 0, "utf8")'                                                                               *      2.98 %       ±2.80%  ±3.74%  ±4.88%
buffers/buffer-from.js n=800000 len=2048 source='string'                                                                                            *     17.24 %      ±14.03% ±18.67% ±24.31%
buffers/buffer-from.js n=800000 len=2048 source='uint8array'                                                                                        *      6.40 %       ±5.87%  ±7.81% ±10.17%
buffers/buffer-indexof.js n=50000 type='buffer' encoding='ucs2' search='neighbouring pool'                                                          *      1.98 %       ±1.92%  ±2.55%  ±3.33%
buffers/buffer-indexof.js n=50000 type='string' encoding='ucs2' search='@'                                                                          *     -4.96 %       ±4.57%  ±6.10%  ±7.97%
buffers/buffer-indexof.js n=50000 type='string' encoding='ucs2' search='found it very'                                                             **      1.78 %       ±1.27%  ±1.69%  ±2.21%
buffers/buffer-indexof.js n=50000 type='string' encoding='utf8' search='aaaaaaaaaaaaaaaaa'                                                          *     -2.81 %       ±2.42%  ±3.22%  ±4.19%
buffers/buffer-normalize-encoding.js n=1000000 encoding='latin1'                                                                                    *      8.80 %       ±8.77% ±11.78% ±15.54%
buffers/buffer-read-with-byteLength.js byteLength=1 n=1000000 type='UIntBE' buffer='fast'                                                           *      4.30 %       ±4.01%  ±5.34%  ±6.96%
buffers/buffer-read-with-byteLength.js byteLength=2 n=1000000 type='UIntBE' buffer='fast'                                                           *      4.70 %       ±3.86%  ±5.14%  ±6.71%
buffers/buffer-swap.js n=1000000 len=64 method='swap32' aligned='true'                                                                              *      7.99 %       ±6.39%  ±8.51% ±11.09%
buffers/buffer-swap.js n=1000000 len=64 method='swap64' aligned='true'                                                                              *      2.94 %       ±2.69%  ±3.62%  ±4.79%
buffers/buffer-tostring.js n=1000000 len=1 args=3 encoding='ascii'                                                                                  *      5.02 %       ±4.55%  ±6.12%  ±8.10%
buffers/buffer-tostring.js n=1000000 len=64 args=3 encoding='ascii'                                                                                 *      1.76 %       ±1.58%  ±2.11%  ±2.74%
buffers/buffer-write.js n=1000000 type='BigInt64LE' buffer='fast'                                                                                   *     -1.82 %       ±1.69%  ±2.25%  ±2.92%
buffers/buffer-write.js n=1000000 type='UIntBE' buffer='fast'                                                                                       *      8.34 %       ±7.10%  ±9.51% ±12.51%
buffers/buffer-write.js n=1000000 type='UIntLE' buffer='fast'                                                                                       *      5.75 %       ±5.38%  ±7.18%  ±9.39%
buffers/buffer-zero.js type='buffer' n=1000000                                                                                                     **     -4.11 %       ±2.92%  ±3.88%  ±5.06%
buffers/dataview-set.js n=1000000 type='Int32BE'                                                                                                    *     -4.78 %       ±4.69%  ±6.25%  ±8.15%
buffers/dataview-set.js n=1000000 type='Uint16BE'                                                                                                   *     -6.31 %       ±5.25%  ±7.02%  ±9.21%

                                                                                                                                           confidence improvement accuracy (*)    (**)   (***)
buffers/buffer-base64-decode.js size=8388608 n=32                                                                                                          0.85 %       ±1.47%  ±1.96%  ±2.56%
buffers/buffer-base64-decode-wrapped.js n=32 linesCount=524288 charsPerLine=76                                                                      *     -1.96 %       ±1.75%  ±2.33%  ±3.03%
buffers/buffer-base64-encode.js n=32 len=67108864                                                                                                          0.30 %       ±4.09%  ±5.45%  ±7.10%
buffers/buffer-bytelength.js n=4000000 len=16 encoding='base64'                                                                                           -0.10 %       ±1.26%  ±1.68%  ±2.19%
buffers/buffer-bytelength.js n=4000000 len=16 encoding='buffer'                                                                                           -4.41 %       ±6.55%  ±8.80% ±11.62%
buffers/buffer-bytelength.js n=4000000 len=16 encoding='utf8'                                                                                             -1.38 %       ±2.70%  ±3.62%  ±4.77%
buffers/buffer-bytelength.js n=4000000 len=256 encoding='base64'                                                                                           0.71 %       ±4.22%  ±5.68%  ±7.53%
buffers/buffer-bytelength.js n=4000000 len=256 encoding='buffer'                                                                                           0.67 %       ±3.33%  ±4.43%  ±5.78%
buffers/buffer-bytelength.js n=4000000 len=256 encoding='utf8'                                                                                             0.09 %       ±0.81%  ±1.08%  ±1.40%
buffers/buffer-bytelength.js n=4000000 len=2 encoding='base64'                                                                                             3.70 %       ±4.89%  ±6.58%  ±8.71%
buffers/buffer-bytelength.js n=4000000 len=2 encoding='buffer'                                                                                             2.35 %       ±2.86%  ±3.80%  ±4.95%
buffers/buffer-bytelength.js n=4000000 len=2 encoding='utf8'                                                                                               0.32 %       ±1.43%  ±1.90%  ±2.47%
buffers/buffer-compare-instance-method.js n=1000000 args=1 size=16                                                                                        -0.24 %       ±3.07%  ±4.08%  ±5.32%
buffers/buffer-compare-instance-method.js n=1000000 args=1 size=16386                                                                                     -1.96 %       ±3.11%  ±4.16%  ±5.46%
buffers/buffer-compare-instance-method.js n=1000000 args=1 size=4096                                                                                      -1.13 %       ±2.19%  ±2.94%  ±3.86%
buffers/buffer-compare-instance-method.js n=1000000 args=1 size=512                                                                                       -0.76 %       ±1.69%  ±2.25%  ±2.93%
buffers/buffer-compare-instance-method.js n=1000000 args=2 size=16                                                                                        -2.84 %       ±3.27%  ±4.36%  ±5.69%
buffers/buffer-compare-instance-method.js n=1000000 args=2 size=16386                                                                                     -3.54 %       ±4.36%  ±5.81%  ±7.59%
buffers/buffer-compare-instance-method.js n=1000000 args=2 size=4096                                                                                       0.82 %       ±1.01%  ±1.35%  ±1.76%
buffers/buffer-compare-instance-method.js n=1000000 args=2 size=512                                                                                       -2.54 %       ±3.40%  ±4.57%  ±6.04%
buffers/buffer-compare-instance-method.js n=1000000 args=5 size=16                                                                                        -2.96 %       ±5.17%  ±6.96%  ±9.21%
buffers/buffer-compare-instance-method.js n=1000000 args=5 size=16386                                                                                     -2.43 %       ±4.11%  ±5.47%  ±7.14%
buffers/buffer-compare-instance-method.js n=1000000 args=5 size=4096                                                                                      -2.48 %       ±4.69%  ±6.32%  ±8.37%
buffers/buffer-compare-instance-method.js n=1000000 args=5 size=512                                                                                        0.69 %       ±1.00%  ±1.34%  ±1.75%
buffers/buffer-compare.js n=1000000 size=16                                                                                                               -2.04 %       ±3.72%  ±4.95%  ±6.45%
buffers/buffer-compare.js n=1000000 size=16386                                                                                                             0.83 %       ±3.50%  ±4.67%  ±6.11%
buffers/buffer-compare.js n=1000000 size=4096                                                                                                              1.22 %       ±1.73%  ±2.30%  ±3.00%
buffers/buffer-compare.js n=1000000 size=512                                                                                                               0.55 %       ±2.02%  ±2.70%  ±3.55%
buffers/buffer-compare-offset.js n=1000000 size=16386 method='offset'                                                                                     -0.17 %       ±0.85%  ±1.13%  ±1.46%
buffers/buffer-compare-offset.js n=1000000 size=16386 method='slice'                                                                                       0.92 %       ±1.54%  ±2.05%  ±2.69%
buffers/buffer-compare-offset.js n=1000000 size=16 method='offset'                                                                                        -0.85 %       ±2.55%  ±3.39%  ±4.42%
buffers/buffer-compare-offset.js n=1000000 size=16 method='slice'                                                                                         -0.20 %       ±2.54%  ±3.37%  ±4.39%
buffers/buffer-compare-offset.js n=1000000 size=4096 method='offset'                                                                                      -0.85 %       ±2.13%  ±2.83%  ±3.69%
buffers/buffer-compare-offset.js n=1000000 size=4096 method='slice'                                                                                       -1.38 %       ±3.83%  ±5.15%  ±6.79%
buffers/buffer-compare-offset.js n=1000000 size=512 method='offset'                                                                                       -0.07 %       ±0.89%  ±1.19%  ±1.55%
buffers/buffer-compare-offset.js n=1000000 size=512 method='slice'                                                                                         0.78 %       ±1.29%  ±1.71%  ±2.23%
buffers/buffer-concat-fill.js n=800000 extraSize=1                                                                                                         1.21 %       ±7.55% ±10.06% ±13.13%
buffers/buffer-concat-fill.js n=800000 extraSize=1024                                                                                                      2.00 %       ±8.53% ±11.36% ±14.78%
buffers/buffer-concat-fill.js n=800000 extraSize=256                                                                                                       0.64 %       ±8.44% ±11.23% ±14.62%
buffers/buffer-concat.js n=800000 withTotalLength=0 pieceSize=16 pieces=16                                                                                 1.99 %       ±5.16%  ±6.87%  ±8.96%
buffers/buffer-concat.js n=800000 withTotalLength=0 pieceSize=16 pieces=4                                                                                 -3.21 %       ±5.70%  ±7.59%  ±9.88%
buffers/buffer-concat.js n=800000 withTotalLength=0 pieceSize=1 pieces=16                                                                                 -0.42 %       ±2.45%  ±3.28%  ±4.32%
buffers/buffer-concat.js n=800000 withTotalLength=0 pieceSize=1 pieces=4                                                                                  -1.28 %       ±5.92%  ±7.87% ±10.24%
buffers/buffer-concat.js n=800000 withTotalLength=0 pieceSize=256 pieces=16                                                                               -0.27 %       ±3.99%  ±5.32%  ±6.92%
buffers/buffer-concat.js n=800000 withTotalLength=0 pieceSize=256 pieces=4                                                                         **      8.24 %       ±5.86%  ±7.81% ±10.18%
buffers/buffer-concat.js n=800000 withTotalLength=1 pieceSize=16 pieces=16                                                                                -0.56 %       ±5.07%  ±6.75%  ±8.79%
buffers/buffer-concat.js n=800000 withTotalLength=1 pieceSize=16 pieces=4                                                                                 -0.07 %       ±5.07%  ±6.74%  ±8.78%
buffers/buffer-concat.js n=800000 withTotalLength=1 pieceSize=1 pieces=16                                                                                 -6.27 %       ±6.89%  ±9.27% ±12.29%
buffers/buffer-concat.js n=800000 withTotalLength=1 pieceSize=1 pieces=4                                                                                   0.95 %       ±3.51%  ±4.67%  ±6.08%
buffers/buffer-concat.js n=800000 withTotalLength=1 pieceSize=256 pieces=16                                                                                2.92 %       ±6.87%  ±9.18% ±12.03%
buffers/buffer-concat.js n=800000 withTotalLength=1 pieceSize=256 pieces=4                                                                                 0.72 %       ±5.73%  ±7.62%  ±9.92%
buffers/buffer-copy.js n=6000000 partial='false' bytes=0                                                                                                  -2.29 %       ±3.26%  ±4.33%  ±5.65%
buffers/buffer-copy.js n=6000000 partial='false' bytes=128                                                                                                -1.03 %       ±5.26%  ±7.08%  ±9.35%
buffers/buffer-copy.js n=6000000 partial='false' bytes=32768                                                                                              -1.23 %       ±2.29%  ±3.07%  ±4.07%
buffers/buffer-copy.js n=6000000 partial='false' bytes=8                                                                                                  -1.10 %       ±1.48%  ±1.97%  ±2.57%
buffers/buffer-copy.js n=6000000 partial='true' bytes=0                                                                                                   -1.62 %       ±3.42%  ±4.55%  ±5.92%
buffers/buffer-copy.js n=6000000 partial='true' bytes=128                                                                                                  1.61 %       ±1.84%  ±2.46%  ±3.24%
buffers/buffer-copy.js n=6000000 partial='true' bytes=32768                                                                                               -4.89 %       ±6.45%  ±8.68% ±11.51%
buffers/buffer-copy.js n=6000000 partial='true' bytes=8                                                                                                   -1.16 %       ±1.24%  ±1.65%  ±2.15%
buffers/buffer-creation.js n=600000 len=1024 type='fast-alloc'                                                                                             2.29 %       ±5.08%  ±6.77%  ±8.82%
buffers/buffer-creation.js n=600000 len=1024 type='fast-alloc-fill'                                                                                 *     -5.32 %       ±5.19%  ±6.91%  ±9.00%
buffers/buffer-creation.js n=600000 len=1024 type='fast-allocUnsafe'                                                                                       1.96 %       ±6.09%  ±8.11% ±10.56%
buffers/buffer-creation.js n=600000 len=1024 type='slow-allocUnsafe'                                                                                       0.06 %       ±4.57%  ±6.08%  ±7.91%
buffers/buffer-creation.js n=600000 len=10 type='fast-alloc'                                                                                              -1.66 %       ±9.91% ±13.19% ±17.18%
buffers/buffer-creation.js n=600000 len=10 type='fast-alloc-fill'                                                                                          0.58 %      ±10.63% ±14.16% ±18.47%
buffers/buffer-creation.js n=600000 len=10 type='fast-allocUnsafe'                                                                                         4.46 %      ±12.62% ±16.79% ±21.86%
buffers/buffer-creation.js n=600000 len=10 type='slow-allocUnsafe'                                                                                         1.09 %       ±8.09% ±10.79% ±14.09%
buffers/buffer-creation.js n=600000 len=4096 type='fast-alloc'                                                                                             0.28 %       ±3.74%  ±4.98%  ±6.50%
buffers/buffer-creation.js n=600000 len=4096 type='fast-alloc-fill'                                                                                       -2.64 %       ±4.61%  ±6.14%  ±7.99%
buffers/buffer-creation.js n=600000 len=4096 type='fast-allocUnsafe'                                                                                      -5.20 %       ±6.37%  ±8.50% ±11.12%
buffers/buffer-creation.js n=600000 len=4096 type='slow-allocUnsafe'                                                                                       0.88 %       ±5.62%  ±7.48%  ±9.74%
buffers/buffer-creation.js n=600000 len=8192 type='fast-alloc'                                                                                            -0.55 %       ±3.74%  ±4.98%  ±6.48%
buffers/buffer-creation.js n=600000 len=8192 type='fast-alloc-fill'                                                                                        0.28 %       ±3.90%  ±5.20%  ±6.77%
buffers/buffer-creation.js n=600000 len=8192 type='fast-allocUnsafe'                                                                                       0.39 %       ±5.07%  ±6.76%  ±8.82%
buffers/buffer-creation.js n=600000 len=8192 type='slow-allocUnsafe'                                                                                       0.32 %       ±4.89%  ±6.51%  ±8.48%
buffers/buffer-equals.js n=1000000 difflen='false' size=0                                                                                                 -2.87 %       ±5.66%  ±7.53%  ±9.82%
buffers/buffer-equals.js n=1000000 difflen='false' size=16386                                                                                             -0.92 %       ±2.11%  ±2.80%  ±3.65%
buffers/buffer-equals.js n=1000000 difflen='false' size=512                                                                                               -1.59 %       ±3.42%  ±4.60%  ±6.08%
buffers/buffer-equals.js n=1000000 difflen='true' size=0                                                                                                  -2.24 %       ±4.91%  ±6.55%  ±8.55%
buffers/buffer-equals.js n=1000000 difflen='true' size=16386                                                                                               3.51 %       ±3.65%  ±4.87%  ±6.35%
buffers/buffer-equals.js n=1000000 difflen='true' size=512                                                                                                 0.79 %       ±4.71%  ±6.27%  ±8.15%
buffers/buffer-fill.js n=20000 size=65536 type='fill("")'                                                                                                  0.01 %       ±3.26%  ±4.34%  ±5.65%
buffers/buffer-fill.js n=20000 size=65536 type='fill(0)'                                                                                                   2.65 %       ±3.66%  ±4.87%  ±6.33%
buffers/buffer-fill.js n=20000 size=65536 type='fill(100)'                                                                                                 0.28 %       ±3.41%  ±4.54%  ±5.92%
buffers/buffer-fill.js n=20000 size=65536 type='fill(400)'                                                                                                -2.20 %       ±3.60%  ±4.79%  ±6.25%
buffers/buffer-fill.js n=20000 size=65536 type='fill(Buffer.alloc(1), 0)'                                                                                 -1.03 %       ±4.21%  ±5.60%  ±7.29%
buffers/buffer-fill.js n=20000 size=65536 type='fill("t")'                                                                                                -2.81 %       ±3.22%  ±4.29%  ±5.58%
buffers/buffer-fill.js n=20000 size=65536 type='fill("t", 0)'                                                                                              2.00 %       ±3.55%  ±4.73%  ±6.16%
buffers/buffer-fill.js n=20000 size=65536 type='fill("t", 0, "utf8")'                                                                               *      2.98 %       ±2.80%  ±3.74%  ±4.88%
buffers/buffer-fill.js n=20000 size=65536 type='fill("test")'                                                                                             -0.02 %       ±3.97%  ±5.28%  ±6.88%
buffers/buffer-fill.js n=20000 size=65536 type='fill("t", "utf8")'                                                                                        -0.24 %       ±3.58%  ±4.77%  ±6.22%
buffers/buffer-fill.js n=20000 size=8192 type='fill("")'                                                                                                  -5.55 %       ±5.55%  ±7.39%  ±9.63%
buffers/buffer-fill.js n=20000 size=8192 type='fill(0)'                                                                                                    4.56 %       ±5.82%  ±7.75% ±10.10%
buffers/buffer-fill.js n=20000 size=8192 type='fill(100)'                                                                                                  5.59 %       ±5.60%  ±7.48%  ±9.78%
buffers/buffer-fill.js n=20000 size=8192 type='fill(400)'                                                                                                  1.59 %       ±5.43%  ±7.23%  ±9.43%
buffers/buffer-fill.js n=20000 size=8192 type='fill(Buffer.alloc(1), 0)'                                                                                  -2.22 %       ±5.05%  ±6.72%  ±8.75%
buffers/buffer-fill.js n=20000 size=8192 type='fill("t")'                                                                                                 -4.07 %       ±4.85%  ±6.47%  ±8.45%
buffers/buffer-fill.js n=20000 size=8192 type='fill("t", 0)'                                                                                               2.60 %       ±3.08%  ±4.11%  ±5.36%
buffers/buffer-fill.js n=20000 size=8192 type='fill("t", 0, "utf8")'                                                                                      -3.55 %       ±6.05%  ±8.07% ±10.55%
buffers/buffer-fill.js n=20000 size=8192 type='fill("test")'                                                                                              -1.61 %       ±4.80%  ±6.39%  ±8.31%
buffers/buffer-fill.js n=20000 size=8192 type='fill("t", "utf8")'                                                                                         -4.33 %       ±6.48%  ±8.62% ±11.22%
buffers/buffer-from.js n=800000 len=100 source='array'                                                                                                    -2.32 %      ±10.15% ±13.50% ±17.58%
buffers/buffer-from.js n=800000 len=100 source='arraybuffer'                                                                                              -0.62 %       ±4.22%  ±5.62%  ±7.31%
buffers/buffer-from.js n=800000 len=100 source='arraybuffer-middle'                                                                                        0.56 %       ±4.43%  ±5.89%  ±7.68%
buffers/buffer-from.js n=800000 len=100 source='buffer'                                                                                                    1.99 %       ±5.26%  ±7.01%  ±9.12%
buffers/buffer-from.js n=800000 len=100 source='object'                                                                                                    4.65 %       ±7.35%  ±9.84% ±12.94%
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buffers/buffer-swap.js n=1000000 len=256 method='swap16' aligned='true'                                                                                   -1.52 %       ±4.01%  ±5.39%  ±7.11%
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buffers/buffer-swap.js n=1000000 len=256 method='swap32' aligned='true'                                                                                    0.61 %       ±0.92%  ±1.22%  ±1.59%
buffers/buffer-swap.js n=1000000 len=256 method='swap64' aligned='false'                                                                                  -1.64 %       ±8.47% ±11.27% ±14.68%
buffers/buffer-swap.js n=1000000 len=256 method='swap64' aligned='true'                                                                                    2.21 %       ±4.57%  ±6.16%  ±8.16%
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buffers/buffer-swap.js n=1000000 len=768 method='swap16' aligned='true'                                                                                    0.29 %       ±3.23%  ±4.30%  ±5.59%
buffers/buffer-swap.js n=1000000 len=768 method='swap32' aligned='false'                                                                                   2.19 %       ±6.31%  ±8.47% ±11.18%
buffers/buffer-swap.js n=1000000 len=768 method='swap32' aligned='true'                                                                                    1.72 %       ±2.95%  ±3.93%  ±5.12%
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buffers/buffer-swap.js n=1000000 len=8192 method='swap32' aligned='true'                                                                                   0.15 %       ±0.26%  ±0.35%  ±0.47%
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buffers/buffer-tostring.js n=1000000 len=1024 args=0 encoding='ascii'                                                                                      0.29 %       ±1.61%  ±2.15%  ±2.79%
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buffers/buffer-tostring.js n=1000000 len=1024 args=0 encoding='latin1'                                                                                    -0.80 %       ±1.56%  ±2.09%  ±2.76%
buffers/buffer-tostring.js n=1000000 len=1024 args=0 encoding='UCS-2'                                                                                     -0.02 %       ±1.22%  ±1.62%  ±2.12%
buffers/buffer-tostring.js n=1000000 len=1024 args=0 encoding='utf8'                                                                                       0.37 %       ±2.17%  ±2.91%  ±3.82%
buffers/buffer-tostring.js n=1000000 len=1024 args=1 encoding='ascii'                                                                                      1.50 %       ±2.70%  ±3.62%  ±4.77%
buffers/buffer-tostring.js n=1000000 len=1024 args=1 encoding='hex'                                                                                        0.16 %       ±2.08%  ±2.77%  ±3.61%
buffers/buffer-tostring.js n=1000000 len=1024 args=1 encoding='latin1'                                                                                    -0.94 %       ±1.54%  ±2.06%  ±2.70%
buffers/buffer-tostring.js n=1000000 len=1024 args=1 encoding='UCS-2'                                                                                      0.86 %       ±2.33%  ±3.10%  ±4.03%
buffers/buffer-tostring.js n=1000000 len=1024 args=1 encoding='utf8'                                                                                       1.60 %       ±2.50%  ±3.35%  ±4.43%
buffers/buffer-tostring.js n=1000000 len=1024 args=3 encoding='ascii'                                                                                     -0.10 %       ±0.93%  ±1.24%  ±1.61%
buffers/buffer-tostring.js n=1000000 len=1024 args=3 encoding='hex'                                                                                        1.51 %       ±1.97%  ±2.63%  ±3.43%
buffers/buffer-tostring.js n=1000000 len=1024 args=3 encoding='latin1'                                                                                    -0.65 %       ±1.30%  ±1.74%  ±2.28%
buffers/buffer-tostring.js n=1000000 len=1024 args=3 encoding='UCS-2'                                                                                      0.30 %       ±1.24%  ±1.66%  ±2.17%
buffers/buffer-tostring.js n=1000000 len=1024 args=3 encoding='utf8'                                                                                      -1.62 %       ±3.02%  ±4.05%  ±5.33%
buffers/buffer-tostring.js n=1000000 len=1 args=0 encoding='ascii'                                                                                        -2.81 %       ±3.10%  ±4.13%  ±5.40%
buffers/buffer-tostring.js n=1000000 len=1 args=0 encoding='hex'                                                                                           0.22 %       ±1.85%  ±2.46%  ±3.20%
buffers/buffer-tostring.js n=1000000 len=1 args=0 encoding='latin1'                                                                                       -0.11 %       ±1.77%  ±2.35%  ±3.06%
buffers/buffer-tostring.js n=1000000 len=1 args=0 encoding='UCS-2'                                                                                         2.17 %       ±5.53%  ±7.38%  ±9.64%
buffers/buffer-tostring.js n=1000000 len=1 args=0 encoding='utf8'                                                                                         -0.49 %       ±2.16%  ±2.88%  ±3.75%
buffers/buffer-tostring.js n=1000000 len=1 args=1 encoding='ascii'                                                                                         0.38 %       ±2.33%  ±3.11%  ±4.05%
buffers/buffer-tostring.js n=1000000 len=1 args=1 encoding='hex'                                                                                           0.14 %       ±1.97%  ±2.63%  ±3.43%
buffers/buffer-tostring.js n=1000000 len=1 args=1 encoding='latin1'                                                                                       -1.07 %       ±2.38%  ±3.17%  ±4.12%
buffers/buffer-tostring.js n=1000000 len=1 args=1 encoding='UCS-2'                                                                                         0.56 %       ±1.41%  ±1.89%  ±2.47%
buffers/buffer-tostring.js n=1000000 len=1 args=1 encoding='utf8'                                                                                         -0.11 %       ±1.86%  ±2.48%  ±3.24%
buffers/buffer-tostring.js n=1000000 len=1 args=3 encoding='ascii'                                                                                  *      5.02 %       ±4.55%  ±6.12%  ±8.10%
buffers/buffer-tostring.js n=1000000 len=1 args=3 encoding='hex'                                                                                          -4.52 %       ±4.92%  ±6.58%  ±8.61%
buffers/buffer-tostring.js n=1000000 len=1 args=3 encoding='latin1'                                                                                        0.07 %       ±2.08%  ±2.78%  ±3.63%
buffers/buffer-tostring.js n=1000000 len=1 args=3 encoding='UCS-2'                                                                                        -1.00 %       ±2.15%  ±2.86%  ±3.72%
buffers/buffer-tostring.js n=1000000 len=1 args=3 encoding='utf8'                                                                                          1.81 %       ±2.26%  ±3.02%  ±3.93%
buffers/buffer-tostring.js n=1000000 len=64 args=0 encoding='ascii'                                                                                       -0.52 %       ±1.94%  ±2.59%  ±3.37%
buffers/buffer-tostring.js n=1000000 len=64 args=0 encoding='hex'                                                                                          0.13 %       ±4.19%  ±5.61%  ±7.38%
buffers/buffer-tostring.js n=1000000 len=64 args=0 encoding='latin1'                                                                                       0.61 %       ±1.85%  ±2.47%  ±3.21%
buffers/buffer-tostring.js n=1000000 len=64 args=0 encoding='UCS-2'                                                                                        1.48 %       ±2.95%  ±3.94%  ±5.15%
buffers/buffer-tostring.js n=1000000 len=64 args=0 encoding='utf8'                                                                                         0.66 %       ±2.40%  ±3.19%  ±4.15%
buffers/buffer-tostring.js n=1000000 len=64 args=1 encoding='ascii'                                                                                        0.65 %       ±1.46%  ±1.94%  ±2.54%
buffers/buffer-tostring.js n=1000000 len=64 args=1 encoding='hex'                                                                                          0.27 %       ±1.58%  ±2.10%  ±2.73%
buffers/buffer-tostring.js n=1000000 len=64 args=1 encoding='latin1'                                                                                       0.20 %       ±2.10%  ±2.80%  ±3.66%
buffers/buffer-tostring.js n=1000000 len=64 args=1 encoding='UCS-2'                                                                                        0.04 %       ±1.45%  ±1.93%  ±2.52%
buffers/buffer-tostring.js n=1000000 len=64 args=1 encoding='utf8'                                                                                        -1.06 %       ±2.10%  ±2.81%  ±3.66%
buffers/buffer-tostring.js n=1000000 len=64 args=3 encoding='ascii'                                                                                 *      1.76 %       ±1.58%  ±2.11%  ±2.74%
buffers/buffer-tostring.js n=1000000 len=64 args=3 encoding='hex'                                                                                         -2.54 %       ±4.74%  ±6.37%  ±8.44%
buffers/buffer-tostring.js n=1000000 len=64 args=3 encoding='latin1'                                                                                       0.85 %       ±2.82%  ±3.75%  ±4.88%
buffers/buffer-tostring.js n=1000000 len=64 args=3 encoding='UCS-2'                                                                                       -1.54 %       ±1.62%  ±2.17%  ±2.83%
buffers/buffer-tostring.js n=1000000 len=64 args=3 encoding='utf8'                                                                                        -0.90 %       ±1.59%  ±2.11%  ±2.75%
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buffers/buffer-write.js n=1000000 type='BigInt64LE' buffer='fast'                                                                                   *     -1.82 %       ±1.69%  ±2.25%  ±2.92%
buffers/buffer-write.js n=1000000 type='BigUInt64BE' buffer='fast'                                                                                        -1.68 %       ±4.70%  ±6.32%  ±8.38%
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buffers/buffer-write.js n=1000000 type='FloatBE' buffer='fast'                                                                                             1.97 %       ±5.64%  ±7.52%  ±9.82%
buffers/buffer-write.js n=1000000 type='FloatLE' buffer='fast'                                                                                             0.84 %       ±5.43%  ±7.23%  ±9.43%
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buffers/buffer-write.js n=1000000 type='Int32LE' buffer='fast'                                                                                            -3.36 %       ±4.55%  ±6.05%  ±7.89%
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buffers/buffer-write.js n=1000000 type='IntBE' buffer='fast'                                                                                               1.81 %       ±4.78%  ±6.39%  ±8.38%
buffers/buffer-write.js n=1000000 type='IntLE' buffer='fast'                                                                                               5.20 %       ±9.68% ±12.96% ±17.02%
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buffers/buffer-write.js n=1000000 type='UInt32LE' buffer='fast'                                                                                            1.96 %       ±5.83%  ±7.78% ±10.17%
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buffers/buffer-write.js n=1000000 type='UIntBE' buffer='fast'                                                                                       *      8.34 %       ±7.10%  ±9.51% ±12.51%
buffers/buffer-write.js n=1000000 type='UIntLE' buffer='fast'                                                                                       *      5.75 %       ±5.38%  ±7.18%  ±9.39%
buffers/buffer-write-string.js n=1000000 len=2048 args='' encoding=''                                                                                     -0.28 %       ±2.35%  ±3.14%  ±4.09%
buffers/buffer-write-string.js n=1000000 len=2048 args='' encoding='ascii'                                                                                -2.46 %       ±6.50%  ±8.67% ±11.35%
buffers/buffer-write-string.js n=1000000 len=2048 args='' encoding='hex'                                                                                   0.83 %       ±1.25%  ±1.66%  ±2.17%
buffers/buffer-write-string.js n=1000000 len=2048 args='' encoding='latin1'                                                                               -0.95 %       ±2.15%  ±2.87%  ±3.76%
buffers/buffer-write-string.js n=1000000 len=2048 args='' encoding='utf16le'                                                                               0.31 %       ±0.82%  ±1.09%  ±1.41%
buffers/buffer-write-string.js n=1000000 len=2048 args='' encoding='utf8'                                                                                  0.84 %       ±1.76%  ±2.35%  ±3.06%
buffers/buffer-write-string.js n=1000000 len=2048 args='offset' encoding=''                                                                                0.78 %       ±1.92%  ±2.57%  ±3.39%
buffers/buffer-write-string.js n=1000000 len=2048 args='offset' encoding='ascii'                                                                          -0.08 %       ±1.28%  ±1.71%  ±2.23%
buffers/buffer-write-string.js n=1000000 len=2048 args='offset' encoding='hex'                                                                            -1.04 %       ±2.83%  ±3.77%  ±4.90%
buffers/buffer-write-string.js n=1000000 len=2048 args='offset' encoding='latin1'                                                                         -1.22 %       ±3.20%  ±4.29%  ±5.64%
buffers/buffer-write-string.js n=1000000 len=2048 args='offset' encoding='utf16le'                                                                        -0.20 %       ±0.95%  ±1.27%  ±1.65%
buffers/buffer-write-string.js n=1000000 len=2048 args='offset' encoding='utf8'                                                                            1.61 %       ±6.30%  ±8.41% ±10.99%
buffers/buffer-write-string.js n=1000000 len=2048 args='offset+length' encoding=''                                                                         0.31 %       ±1.68%  ±2.23%  ±2.90%
buffers/buffer-write-string.js n=1000000 len=2048 args='offset+length' encoding='ascii'                                                                   -2.97 %       ±3.27%  ±4.34%  ±5.66%
buffers/buffer-write-string.js n=1000000 len=2048 args='offset+length' encoding='hex'                                                                      0.04 %       ±2.50%  ±3.33%  ±4.36%
buffers/buffer-write-string.js n=1000000 len=2048 args='offset+length' encoding='latin1'                                                                  -0.96 %       ±1.19%  ±1.58%  ±2.06%
buffers/buffer-write-string.js n=1000000 len=2048 args='offset+length' encoding='utf16le'                                                                  2.10 %       ±3.19%  ±4.28%  ±5.65%
buffers/buffer-write-string.js n=1000000 len=2048 args='offset+length' encoding='utf8'                                                                    -0.38 %       ±4.25%  ±5.66%  ±7.39%
buffers/buffer-zero.js type='buffer' n=1000000                                                                                                     **     -4.11 %       ±2.92%  ±3.88%  ±5.06%
buffers/buffer-zero.js type='string' n=1000000                                                                                                             2.42 %       ±4.00%  ±5.36%  ±7.03%
buffers/dataview-set.js n=1000000 type='Float32BE'                                                                                                        -2.48 %       ±4.58%  ±6.10%  ±7.94%
buffers/dataview-set.js n=1000000 type='Float32LE'                                                                                                         1.02 %       ±4.44%  ±5.90%  ±7.69%
buffers/dataview-set.js n=1000000 type='Float64BE'                                                                                                         2.42 %       ±4.95%  ±6.59%  ±8.57%
buffers/dataview-set.js n=1000000 type='Float64LE'                                                                                                         1.27 %       ±4.52%  ±6.01%  ±7.83%
buffers/dataview-set.js n=1000000 type='Int16BE'                                                                                                           1.17 %       ±4.65%  ±6.19%  ±8.06%
buffers/dataview-set.js n=1000000 type='Int16LE'                                                                                                          -1.31 %       ±5.36%  ±7.13%  ±9.28%
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buffers/dataview-set.js n=1000000 type='Int32LE'                                                                                                          -0.14 %       ±5.66%  ±7.54%  ±9.83%
buffers/dataview-set.js n=1000000 type='Int8'                                                                                                              0.84 %       ±3.72%  ±4.95%  ±6.45%
buffers/dataview-set.js n=1000000 type='Uint16BE'                                                                                                   *     -6.31 %       ±5.25%  ±7.02%  ±9.21%
buffers/dataview-set.js n=1000000 type='Uint16LE'                                                                                                          1.76 %       ±5.82%  ±7.74% ±10.07%
buffers/dataview-set.js n=1000000 type='Uint32BE'                                                                                                         -1.71 %       ±4.42%  ±5.88%  ±7.66%
buffers/dataview-set.js n=1000000 type='Uint32LE'                                                                                                         -3.91 %       ±4.27%  ±5.69%  ±7.42%
buffers/dataview-set.js n=1000000 type='Uint8'                                                                                                            -1.82 %       ±3.62%  ±4.81%  ±6.27%

@mscdex Do you think it's good enough?

​

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----------------------------------- PR info ------------------------------------
Title      buffer: refactor to use more primordials (#36166)
   ⚠  Could not retrieve the email or name of the PR author's from user's GitHub profile!
Branch     aduh95:buffer-primordials -> nodejs:master
Labels     buffer
Commits    3
 - buffer: refactor to use more primordials
 - fixup! buffer: refactor to use more primordials
 - fixup! buffer: refactor to use more primordials
Committers 1
 - Antoine du Hamel 
PR-URL: https://github.com/nodejs/node/pull/36166
Reviewed-By: James M Snell 
Reviewed-By: Rich Trott 
------------------------------ Generated metadata ------------------------------
PR-URL: https://github.com/nodejs/node/pull/36166
Reviewed-By: James M Snell 
Reviewed-By: Rich Trott 
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   ℹ  This PR was created on Wed, 18 Nov 2020 19:03:38 GMT
   ✔  Approvals: 2
   ✔  - James M Snell (@jasnell) (TSC): https://github.com/nodejs/node/pull/36166#pullrequestreview-538673026
   ✔  - Rich Trott (@Trott) (TSC): https://github.com/nodejs/node/pull/36166#pullrequestreview-540005623
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Landed in 7d45dd9