perf(core): optimize parseInt/parseLong hot paths in Numbers.java#5

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misrasaurabh1 wants to merge 6 commits intomasterfrom

codeflash/optimize-number-parsing

Commits on Feb 25, 2026

Optimize parseInt0 and parseLong0 hot paths
misrasaurabh1
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Optimize parseIPv4_0: replace multi-pass with single-pass scan

misrasaurabh1
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claude
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Optimize Uuid.parseHi/parseLo: replace loop-based with unrolled hex parsing

misrasaurabh1
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claude
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Optimize appendUuid: replace appendHexPadded calls with direct nibble extraction
misrasaurabh1
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Optimize getIPv4Subnet: eliminate redundant Chars.indexOf call
misrasaurabh1
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Optimize appendLong256: replace padded appendHex calls with direct nibble extraction
misrasaurabh1
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