Adds sin/cos/tan + inverse + hyperbolic + inverse-hyperbolic, log/log2/log10/log1p, exp/expm1, cbrt, hypot (variadic), sign, fround/clz32/imul. All one-liners over Float.* / Int32.*. Needed by JS-on-SX to unblock built-ins/Math tests. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>