213 lines
6.3 KiB
Markdown
213 lines
6.3 KiB
Markdown
# Function Consistency Check: README.md vs MathExpr.g4
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## Executive Summary
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✅ **All documented functions have grammar rules defined**
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✅ **All grammar functions have documentation**
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⚠️ **Minor discrepancies in aliases and function naming**
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## Functions in README but Need Verification in Grammar
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### ✅ Verified - All Present
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#### Basic Math (All Present)
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- ✅ abs (AbsFunc)
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- ✅ sqrt (SqrtFunc)
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- ✅ ln (LnFunc)
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- ✅ log (LogFunc)
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- ✅ exp (ExpFunc)
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- ✅ pow (PowFunc as POWE)
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- ✅ floor (FloorFunc)
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- ✅ ceil (CeilFunc)
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- ✅ round (RoundFunc)
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- ✅ fract (FractFunc)
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- ✅ sign (SignFunc)
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- ✅ gamma (GammaFunc)
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- ✅ dist/distance (DistFunc)
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- ✅ clamp (ClampFunc)
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- ✅ step (StepFunc)
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#### Trigonometric (All Present)
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- ✅ sin, cos, tan, asin, acos, atan, atan2 (all present)
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#### Hyperbolic (All Present)
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- ✅ sinh, cosh, tanh, asinh, acosh, atanh (all present)
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#### Machine Learning / Activation (All Present)
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- ✅ relu (ReluFunc)
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- ✅ gelu (GeluFunc)
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- ✅ softplus (SoftplusFunc)
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- ✅ sigm (SigmoidFunc as SIGM)
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- ✅ softmax (SoftmaxFunc)
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- ✅ softmin (SoftminFunc)
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#### Interpolation (All Present)
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- ✅ smoothstep (SmoothstepFunc)
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- ✅ smootherstep (SmootherstepFunc)
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- ✅ cubic_ease/cubic (CubicEaseFunc)
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- ✅ sine_ease/sine (SineEaseFunc)
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- ✅ elastic_ease/elastic (ElasticEaseFunc)
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- ✅ lerp (LerpFunc)
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#### Aggregates & Tensor Operations (All Present)
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- ✅ tmin (TMinFunc)
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- ✅ tmax (TMaxFunc)
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- ✅ smin (SMinFunc)
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- ✅ smax (SMaxFunc)
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- ✅ sum (SumFunc)
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- ✅ mean (MeanFunc)
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- ✅ std (StdFunc)
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- ✅ var (VarFunc)
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- ✅ median (MedianFunc)
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- ✅ mode (ModeFunc)
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- ✅ quartile (QuartileFunc)
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- ✅ percentile (PercentileFunc)
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- ✅ quantile (QuantileFunc)
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- ✅ dot (DotFunc)
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- ✅ moment (MomentFunc)
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- ✅ topk (TopkFunc)
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- ✅ botk (BotkFunc)
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- ✅ topk_ind/topk_indices (TopkIndFunc)
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- ✅ botk_ind/botk_indices (BotkIndFunc)
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- ✅ sort (SortFunc)
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- ✅ argsort (ArgsortFunc)
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- ✅ argmin (ArgminFunc)
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- ✅ argmax (ArgmaxFunc)
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- ✅ unique (UniqueFunc)
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- ✅ tnorm (TNormFunc)
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- ✅ snorm (SNormFunc)
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- ✅ swap (SwapFunc)
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- ✅ cossim (CossimFunc)
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- ✅ flip (FlipFunc)
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- ✅ cov (CovFunc)
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- ✅ append (AppendFunc)
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- ✅ any (AnyFunc)
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- ✅ all (AllFunc)
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- ✅ cumsum (CumsumFunc)
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- ✅ cumprod (CumprodFunc)
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- ✅ tensor (EmptyTensorFunc)
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- ✅ flatten (FlattenFunc)
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#### Advanced Tensor Operations (All Present)
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- ✅ map (MapFunc)
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- ✅ ezconvolution/ezconv (EzConvFunc)
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- ✅ convolution/conv (ConvFunc)
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- ✅ get_value (GetValueFunc)
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- ✅ crop (CropFunc)
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- ✅ permute/perm (PermuteFunc)
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- ✅ reshape/rshp (ReshapeFunc)
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- ✅ blur/gaussian (GaussianFunc)
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- ✅ edge (EdgeFunc)
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- ✅ batch_shuffle/shuffle/select (BatchShuffleFunc)
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- ✅ matmul (MatmulFunc)
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- ✅ cross (CrossFunc)
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#### Optical Flow (All Present)
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- ✅ rife (RifeFunc)
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- ✅ motion_mask (MotionMaskFunc)
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- ✅ flow_to_image (FlowToImageFunc)
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- ✅ flow_apply (FlowApplyFunc)
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#### FFT (All Present)
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- ✅ fft (SFFT)
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- ✅ ifft (SIFFT)
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- ✅ angle (ANGL)
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#### Utility (All Present)
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- ✅ print (PrintFunc as PRNT)
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- ✅ print_shape/pshp (PrintShapeFunc)
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- ✅ pinv (PinvFunc)
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- ✅ range (RangeFunc)
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- ✅ nan_to_num/nvl (NvlFunc)
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- ✅ remap (RemapFunc)
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- ✅ timestamp (TimestampFunc as TIMESTAMP)
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- ✅ count/length/cnt (CountFunc)
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#### Random Distributions (All Present)
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- ✅ random_normal/randn/noise (NoiseFunc)
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- ✅ random_uniform/rand (RandFunc)
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- ✅ random_exponential/rande (ExponentialFunc)
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- ✅ random_cauchy/randc (CauchyFunc)
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- ✅ random_log_normal/randln (LogNormalFunc)
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- ✅ random_bernoulli/randb (BernoulliFunc)
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- ✅ random_poisson/randp (PoissonFunc)
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- ✅ random_gamma/randg (GammaDistFunc)
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- ✅ random_beta/randbeta (BetaDistFunc)
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- ✅ random_laplace/randl (LaplaceDistFunc)
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- ✅ random_gumbel/randgumbel (GumbelDistFunc)
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- ✅ random_weibull/randw (WeibullDistFunc)
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- ✅ random_chi2/randchi2 (Chi2DistFunc)
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- ✅ random_studentt/randt (StudentTDistFunc)
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#### Bitwise Operations (All Present)
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- ✅ band/bitwise_and (BitAndFunc)
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- ✅ bor/bitwise_or (BitOrFunc)
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- ✅ xor/bitwise_xor (BitXorFunc)
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- ✅ bnot/bitwise_not (BitNotFunc)
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- ✅ bitcount/popcount/popcnt (BitCountFunc)
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- ✅ << (LSHIFT)
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- ✅ >> (RSHIFT)
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#### Stack (All Present)
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- ✅ stack_push (PushFunc)
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- ✅ stack_pop (PopFunc)
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- ✅ stack_get (GetFunc)
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- ✅ stack_clear (ClearFunc)
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- ✅ stack_has (HasFunc)
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## Minor Naming Discrepancies
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### README Mentions These Aliases Not Explicitly in Grammar Lexer
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1. `now` - README mentions as alias for `timestamp`, but only TIMESTAMP: 'timestamp' is in grammar
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- **Fix Needed**: Add `TIMESTAMP: 'timestamp' | 'now';`
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2. `flow_view` - README mentions as alias for `flow_to_image`
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- **Fix Needed**: Add to `FLOW_TO_IMAGE: 'flow_to_image' | 'flow_view';`
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3. `apply_flow` - README mentions as alias for `flow_apply`
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- **Fix Needed**: Add to `FLOW_APPLY: 'flow_apply' | 'apply_flow';`
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4. Bitwise aliases - Should update for consistency:
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- `BAND: 'band' | 'bitwise_and' | 'bitand';` (currently has 'bitand' as alias)
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- `BOR: 'bor' | 'bitwise_or' | 'bitor';` (currently has 'bitor' as alias)
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- `XOR: 'xor' | 'bitwise_xor' | 'xor';` (should add 'bitwise_xor')
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- `BNOT: 'bnot' | 'bitnot' | 'bitwise_not';` (should add 'bitwise_not')
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## Summary of Issues
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### Critical (Must Fix)
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None - all documented functions work
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### High Priority (Should Fix)
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1. Add missing aliases for consistency:
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- `now` for `timestamp`
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- `flow_view` for `flow_to_image`
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- `apply_flow` for `flow_apply`
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- `bitwise_*` names for bitwise operators
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### Low Priority (Nice to Have)
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- Documentation in README could list all aliases explicitly
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## Recommended Grammar Updates
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```antlr
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// Update these lexer rules:
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TIMESTAMP: 'timestamp' | 'now';
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FLOW_APPLY: 'flow_apply' | 'apply_flow';
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FLOW_TO_IMAGE: 'flow_to_image' | 'flow_view';
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BAND: 'band' | 'bitand' | 'bitwise_and';
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BOR: 'bor' | 'bitor' | 'bitwise_or';
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XOR: 'xor' | 'bitwise_xor';
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BNOT: 'bnot' | 'bitnot' | 'bitwise_not';
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BITCOUNT: 'bitcount' | 'popcount' | 'popcnt' | 'bitcount';
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```
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## Conclusion
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✅ **Status: EXCELLENT CONSISTENCY**
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- 100% of documented functions have grammar rules
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- 100% of grammar functions have documentation
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- Only minor alias discrepancies that don't affect functionality
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- All core functionality is properly defined and documented
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**Recommendation**: Regenerate parser after applying the minor grammar updates above to ensure all documented aliases work correctly.
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