Here is a list of all documented files with brief descriptions:

src
cxx
ftz
math.h	Host implementations of FTZ math for scalar and SIMD register packs
simd.h
modules
ftz.ccm	Reproducible float arithmetic with manual or hardware flush-to-zero
ftz.controls.ccm
shared
ftz
math
approx.h	Reciprocal-refined division, square root and reciprocal square root
atan2.h	Finite atan2 with normalized division and a fixed Horner polynomial
exp_coefficients.h
float.h	FP32 bit casts, precise arithmetic and signed flush-to-zero normalization
log.h	Deterministic polynomial log and log1p
tanh.h	Deterministic piecewise-polynomial tanh
words.h	Native 64-bit exact binary32 packing, multiplication, and FMA repair
config.h
ftz32_ops.h	Shared FTZ scalar operators and math, including special values and full-range trig reduction
webgpu_words.h	Word-pair arithmetic and exact binary32 packing, multiplication, and FMA repair