0.002 * [progress]: [Phase 1 of 3] Setting up. 0.002 * * * [progress]: [1/2] Preparing points 0.002 * * * * [points]: Sampling 256 additional inputs, on iter 0 have 0 / 256 0.005 * * * * [points]: Computing exacts on every 16 of 256 points to ramp up precision 0.008 * * * * [points]: Setting MPFR precision to 64 0.010 * * * * [points]: Setting MPFR precision to 320 0.011 * * * * [points]: Computing exacts on every 8 of 256 points to ramp up precision 0.016 * * * * [points]: Setting MPFR precision to 64 0.019 * * * * [points]: Setting MPFR precision to 320 0.021 * * * * [points]: Computing exacts on every 4 of 256 points to ramp up precision 0.026 * * * * [points]: Setting MPFR precision to 64 0.035 * * * * [points]: Setting MPFR precision to 320 0.041 * * * * [points]: Computing exacts on every 2 of 256 points to ramp up precision 0.046 * * * * [points]: Setting MPFR precision to 64 0.054 * * * * [points]: Setting MPFR precision to 320 0.062 * * * * [points]: Computing exacts for 256 points 0.067 * * * * [points]: Setting MPFR precision to 64 0.086 * * * * [points]: Setting MPFR precision to 320 0.100 * * * * [points]: Filtering points with unrepresentable outputs 0.101 * * * * [points]: Sampled 256 points with exact outputs 0.101 * * * [progress]: [2/2] Setting up program. 0.115 * [progress]: [Phase 2 of 3] Improving. 0.115 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #posit16 5)) d1)) (*.p16 d1 (real->posit16 32))))> 0.116 * [simplify]: Simplifying (+.p16 (+.p16 (*.p16 d1 d2) (*.p16 (+.p16 d3 (real->posit16 5)) d1)) (*.p16 d1 (real->posit16 32))) 0.116 * * [simplify]: iteration 1: (13 enodes) 0.122 * * [simplify]: iteration 2: (29 enodes) 0.132 * * [simplify]: iteration 3: (49 enodes) 0.155 * * [simplify]: iteration 4: (122 enodes) 0.220 * * [simplify]: iteration 5: (229 enodes) 0.302 * * [simplify]: iteration 6: (375 enodes) 0.423 * * [simplify]: iteration 7: (436 enodes) 0.544 * * [simplify]: iteration 8: (443 enodes) 0.628 * * [simplify]: Extracting #0: cost 1 inf + 0 0.628 * * [simplify]: Extracting #1: cost 17 inf + 0 0.628 * * [simplify]: Extracting #2: cost 30 inf + 1 0.628 * * [simplify]: Extracting #3: cost 29 inf + 325 0.629 * * [simplify]: Extracting #4: cost 23 inf + 1055 0.631 * * [simplify]: Extracting #5: cost 1 inf + 7800 0.634 * * [simplify]: Extracting #6: cost 0 inf + 6242 0.636 * [simplify]: Simplified to (*.p16 (+.p16 (+.p16 (real->posit16 5) (+.p16 d3 d2)) (real->posit16 32)) d1) 0.693 * * [progress]: iteration 1 / 4 0.693 * * * [progress]: picking best candidate 0.722 * * * * [pick]: Picked #posit16 5)) d1)) (*.p16 d1 (real->posit16 32))))> 0.722 * * * [progress]: localizing error 0.936 * * * [progress]: generating rewritten candidates 0.936 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1) 0.943 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1 2) 0.950 * * * * [progress]: [ 3 / 3 ] rewriting at (2) 0.960 * * * [progress]: generating series expansions 0.960 * * * * [progress]: [ 1 / 3 ] generating series at (2 1) 0.960 * * * * [progress]: [ 2 / 3 ] generating series at (2 1 2) 0.960 * * * * [progress]: [ 3 / 3 ] generating series at (2) 0.960 * * * [progress]: simplifying candidates 0.960 * * * * [progress]: [ 1 / 7 ] simplifiying candidate #posit16 5)) d1) (*.p16 d1 d2)) (*.p16 d1 (real->posit16 32))))> 0.960 * * * * [progress]: [ 2 / 7 ] simplifiying candidate #posit16 5)))) (*.p16 d1 (real->posit16 32))))> 0.961 * * * * [progress]: [ 3 / 7 ] simplifiying candidate #posit16 5)) d1) (*.p16 d1 (real->posit16 32)))))> 0.961 * * * * [progress]: [ 4 / 7 ] simplifiying candidate #posit16 32)) (+.p16 (*.p16 d1 d2) (*.p16 (+.p16 d3 (real->posit16 5)) d1))))> 0.961 * * * * [progress]: [ 5 / 7 ] simplifiying candidate #posit16 5)) d1)) (*.p16 d1 (real->posit16 32))))> 0.961 * * * * [progress]: [ 6 / 7 ] simplifiying candidate #posit16 5)) d1)) (*.p16 d1 (real->posit16 32))))> 0.961 * * * * [progress]: [ 7 / 7 ] simplifiying candidate #posit16 5)) d1)) (*.p16 d1 (real->posit16 32))))> 0.961 * [simplify]: Simplifying (+.p16 (*.p16 (+.p16 d3 (real->posit16 5)) d1) (*.p16 d1 (real->posit16 32))), (+.p16 (+.p16 (*.p16 d1 d2) (*.p16 (+.p16 d3 (real->posit16 5)) d1)) (*.p16 d1 (real->posit16 32))), (+.p16 (+.p16 (*.p16 d1 d2) (*.p16 (+.p16 d3 (real->posit16 5)) d1)) (*.p16 d1 (real->posit16 32))), (+.p16 (+.p16 (*.p16 d1 d2) (*.p16 (+.p16 d3 (real->posit16 5)) d1)) (*.p16 d1 (real->posit16 32))) 0.961 * * [simplify]: iteration 1: (14 enodes) 0.968 * * [simplify]: iteration 2: (30 enodes) 0.979 * * [simplify]: iteration 3: (52 enodes) 1.004 * * [simplify]: iteration 4: (138 enodes) 1.060 * * [simplify]: iteration 5: (255 enodes) 1.130 * * [simplify]: iteration 6: (430 enodes) 1.328 * * [simplify]: iteration 7: (557 enodes) 1.509 * * [simplify]: iteration 8: (577 enodes) 1.637 * * [simplify]: Extracting #0: cost 2 inf + 0 1.637 * * [simplify]: Extracting #1: cost 18 inf + 0 1.638 * * [simplify]: Extracting #2: cost 30 inf + 1 1.638 * * [simplify]: Extracting #3: cost 30 inf + 3 1.638 * * [simplify]: Extracting #4: cost 22 inf + 1056 1.640 * * [simplify]: Extracting #5: cost 2 inf + 5713 1.643 * * [simplify]: Extracting #6: cost 0 inf + 6242 1.646 * [simplify]: Simplified to (*.p16 d1 (+.p16 d3 (+.p16 (real->posit16 5) (real->posit16 32)))), (*.p16 (+.p16 (+.p16 (real->posit16 5) (real->posit16 32)) (+.p16 d3 d2)) d1), (*.p16 (+.p16 (+.p16 (real->posit16 5) (real->posit16 32)) (+.p16 d3 d2)) d1), (*.p16 (+.p16 (+.p16 (real->posit16 5) (real->posit16 32)) (+.p16 d3 d2)) d1) 1.646 * * * [progress]: adding candidates to table 2.022 * * [progress]: iteration 2 / 4 2.022 * * * [progress]: picking best candidate 2.078 * * * * [pick]: Picked #posit16 5) (+.p16 d3 d2)) (real->posit16 32)) d1))> 2.078 * * * [progress]: localizing error 2.241 * * * [progress]: generating rewritten candidates 2.241 * * * * [progress]: [ 1 / 3 ] rewriting at (2) 2.265 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1 1) 2.273 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1) 2.300 * * * [progress]: generating series expansions 2.300 * * * * [progress]: [ 1 / 3 ] generating series at (2) 2.336 * * * * [progress]: [ 2 / 3 ] generating series at (2 1 1) 2.336 * * * * [progress]: [ 3 / 3 ] generating series at (2 1) 2.336 * * * [progress]: simplifying candidates 2.336 * * * * [progress]: [ 1 / 8 ] simplifiying candidate #posit16 5) (+.p16 d3 d2)) (real->posit16 32))))> 2.336 * * * * [progress]: [ 2 / 8 ] simplifiying candidate #posit16 5) d3) d2) (real->posit16 32)) d1))> 2.336 * * * * [progress]: [ 3 / 8 ] simplifiying candidate #posit16 5)) (real->posit16 32)) d1))> 2.336 * * * * [progress]: [ 4 / 8 ] simplifiying candidate #posit16 5) (+.p16 (+.p16 d3 d2) (real->posit16 32))) d1))> 2.336 * * * * [progress]: [ 5 / 8 ] simplifiying candidate #posit16 32) (+.p16 (real->posit16 5) (+.p16 d3 d2))) d1))> 2.337 * * * * [progress]: [ 6 / 8 ] simplifiying candidate #posit16 5) (+.p16 d3 d2)) (real->posit16 32)) d1))> 2.337 * * * * [progress]: [ 7 / 8 ] simplifiying candidate #posit16 5) (+.p16 d3 d2)) (real->posit16 32)) d1))> 2.337 * * * * [progress]: [ 8 / 8 ] simplifiying candidate #posit16 5) (+.p16 d3 d2)) (real->posit16 32)) d1))> 2.337 * [simplify]: Simplifying (+.p16 (real->posit16 5) d3), (+.p16 (+.p16 d3 d2) (real->posit16 32)), (*.p16 (+.p16 (+.p16 (real->posit16 5) (+.p16 d3 d2)) (real->posit16 32)) d1), (*.p16 (+.p16 (+.p16 (real->posit16 5) (+.p16 d3 d2)) (real->posit16 32)) d1), (*.p16 (+.p16 (+.p16 (real->posit16 5) (+.p16 d3 d2)) (real->posit16 32)) d1) 2.337 * * [simplify]: iteration 1: (13 enodes) 2.344 * * [simplify]: iteration 2: (31 enodes) 2.355 * * [simplify]: iteration 3: (66 enodes) 2.380 * * [simplify]: iteration 4: (146 enodes) 2.454 * * [simplify]: iteration 5: (290 enodes) 2.570 * * [simplify]: iteration 6: (334 enodes) 2.627 * * [simplify]: Extracting #0: cost 3 inf + 0 2.628 * * [simplify]: Extracting #1: cost 26 inf + 0 2.628 * * [simplify]: Extracting #2: cost 27 inf + 689 2.628 * * [simplify]: Extracting #3: cost 16 inf + 2032 2.629 * * [simplify]: Extracting #4: cost 2 inf + 5475 2.631 * * [simplify]: Extracting #5: cost 0 inf + 6242 2.632 * [simplify]: Simplified to (+.p16 (real->posit16 5) d3), (+.p16 d2 (+.p16 d3 (real->posit16 32))), (*.p16 (+.p16 (+.p16 d3 (real->posit16 32)) (+.p16 d2 (real->posit16 5))) d1), (*.p16 (+.p16 (+.p16 d3 (real->posit16 32)) (+.p16 d2 (real->posit16 5))) d1), (*.p16 (+.p16 (+.p16 d3 (real->posit16 32)) (+.p16 d2 (real->posit16 5))) d1) 2.633 * * * [progress]: adding candidates to table 2.825 * * [progress]: iteration 3 / 4 2.825 * * * [progress]: picking best candidate 2.847 * * * * [pick]: Picked #posit16 5) (real->posit16 32))))))> 2.847 * * * [progress]: localizing error 3.003 * * * [progress]: generating rewritten candidates 3.003 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2) 3.011 * * * * [progress]: [ 2 / 2 ] rewriting at (2) 3.019 * * * [progress]: generating series expansions 3.019 * * * * [progress]: [ 1 / 2 ] generating series at (2 2) 3.019 * * * * [progress]: [ 2 / 2 ] generating series at (2) 3.019 * * * [progress]: simplifying candidates 3.019 * * * * [progress]: [ 1 / 10 ] simplifiying candidate #posit16 5) (real->posit16 32))))))> 3.019 * * * * [progress]: [ 2 / 10 ] simplifiying candidate #posit16 5) (real->posit16 32)) d1))))> 3.019 * * * * [progress]: [ 3 / 10 ] simplifiying candidate #posit16 5) (real->posit16 32))) d1)))> 3.019 * * * * [progress]: [ 4 / 10 ] simplifiying candidate #posit16 5) (real->posit16 32))))))> 3.019 * * * * [progress]: [ 5 / 10 ] simplifiying candidate #posit16 5) (real->posit16 32)))))> 3.020 * * * * [progress]: [ 6 / 10 ] simplifiying candidate #posit16 5) (real->posit16 32)) d1)))> 3.020 * * * * [progress]: [ 7 / 10 ] simplifiying candidate #posit16 5) (real->posit16 32))))))> 3.020 * * * * [progress]: [ 8 / 10 ] simplifiying candidate #posit16 5) (real->posit16 32)))) (*.p16 d1 d2)))> 3.020 * * * * [progress]: [ 9 / 10 ] simplifiying candidate #posit16 5) (real->posit16 32))))))> 3.020 * * * * [progress]: [ 10 / 10 ] simplifiying candidate #posit16 5) (real->posit16 32))))))> 3.020 * [simplify]: Simplifying (*.p16 d1 d3), (*.p16 d1 (+.p16 (real->posit16 5) (real->posit16 32))), (*.p16 d3 d1), (*.p16 (+.p16 (real->posit16 5) (real->posit16 32)) d1), (+.p16 d2 (+.p16 d3 (+.p16 (real->posit16 5) (real->posit16 32)))), (+.p16 (*.p16 d1 d2) (*.p16 d1 d3)), (+.p16 (*.p16 d1 d2) (*.p16 d3 d1)), (+.p16 d2 (+.p16 d3 (+.p16 (real->posit16 5) (real->posit16 32)))), (+.p16 (*.p16 d1 d2) (*.p16 d1 (+.p16 d3 (+.p16 (real->posit16 5) (real->posit16 32))))), (+.p16 (*.p16 d1 d2) (*.p16 d1 (+.p16 d3 (+.p16 (real->posit16 5) (real->posit16 32))))) 3.020 * * [simplify]: iteration 1: (19 enodes) 3.031 * * [simplify]: iteration 2: (49 enodes) 3.046 * * [simplify]: iteration 3: (87 enodes) 3.075 * * [simplify]: iteration 4: (171 enodes) 3.127 * * [simplify]: iteration 5: (265 enodes) 3.201 * * [simplify]: iteration 6: (288 enodes) 3.264 * * [simplify]: Extracting #0: cost 5 inf + 0 3.264 * * [simplify]: Extracting #1: cost 31 inf + 0 3.264 * * [simplify]: Extracting #2: cost 29 inf + 45 3.264 * * [simplify]: Extracting #3: cost 21 inf + 1460 3.265 * * [simplify]: Extracting #4: cost 5 inf + 4222 3.267 * * [simplify]: Extracting #5: cost 0 inf + 6242 3.268 * [simplify]: Simplified to (*.p16 d3 d1), (*.p16 (+.p16 (real->posit16 5) (real->posit16 32)) d1), (*.p16 d3 d1), (*.p16 (+.p16 (real->posit16 5) (real->posit16 32)) d1), (+.p16 d3 (+.p16 (+.p16 (real->posit16 5) d2) (real->posit16 32))), (*.p16 d1 (+.p16 d2 d3)), (*.p16 d1 (+.p16 d2 d3)), (+.p16 d3 (+.p16 (+.p16 (real->posit16 5) d2) (real->posit16 32))), (*.p16 (+.p16 d3 (+.p16 (+.p16 (real->posit16 5) d2) (real->posit16 32))) d1), (*.p16 (+.p16 d3 (+.p16 (+.p16 (real->posit16 5) d2) (real->posit16 32))) d1) 3.268 * * * [progress]: adding candidates to table 3.785 * * [progress]: iteration 4 / 4 3.786 * * * [progress]: picking best candidate 3.842 * * * * [pick]: Picked #posit16 5) (real->posit16 32))))))> 3.842 * * * [progress]: localizing error 4.008 * * * [progress]: generating rewritten candidates 4.008 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2) 4.012 * * * * [progress]: [ 2 / 2 ] rewriting at (2) 4.381 * * * [progress]: generating series expansions 4.381 * * * * [progress]: [ 1 / 2 ] generating series at (2 2) 4.381 * * * * [progress]: [ 2 / 2 ] generating series at (2) 4.381 * * * [progress]: simplifying candidates 4.381 * * * * [progress]: [ 1 / 13 ] simplifiying candidate #posit16 5) (real->posit16 32))))))> 4.381 * * * * [progress]: [ 2 / 13 ] simplifiying candidate #posit16 5))) (*.p16 d1 (real->posit16 32)))))> 4.381 * * * * [progress]: [ 3 / 13 ] simplifiying candidate #posit16 5) d1)) (*.p16 (real->posit16 32) d1))))> 4.382 * * * * [progress]: [ 4 / 13 ] simplifiying candidate #posit16 5) (real->posit16 32))))))> 4.382 * * * * [progress]: [ 5 / 13 ] simplifiying candidate #posit16 5) (real->posit16 32))) (*.p16 d1 d3))))> 4.382 * * * * [progress]: [ 6 / 13 ] simplifiying candidate #posit16 5) (real->posit16 32))))))> 4.382 * * * * [progress]: [ 7 / 13 ] simplifiying candidate #posit16 5) (real->posit16 32))))))> 4.382 * * * * [progress]: [ 8 / 13 ] simplifiying candidate #posit16 5) (real->posit16 32)))))> 4.382 * * * * [progress]: [ 9 / 13 ] simplifiying candidate #posit16 5) (real->posit16 32))))))> 4.382 * * * * [progress]: [ 10 / 13 ] simplifiying candidate #posit16 5) (real->posit16 32))))))> 4.382 * * * * [progress]: [ 11 / 13 ] simplifiying candidate #posit16 5) (real->posit16 32)))) (*.p16 d1 d2)))> 4.382 * * * * [progress]: [ 12 / 13 ] simplifiying candidate #posit16 5) (real->posit16 32))))))> 4.382 * * * * [progress]: [ 13 / 13 ] simplifiying candidate #posit16 5) (real->posit16 32))))))> 4.382 * [simplify]: Simplifying (+.p16 d3 (+.p16 (real->posit16 5) (real->posit16 32))), (+.p16 (*.p16 d1 d3) (*.p16 d1 (real->posit16 5))), (+.p16 (*.p16 d1 d3) (*.p16 (real->posit16 5) d1)), (+.p16 d3 (+.p16 (real->posit16 5) (real->posit16 32))), (+.p16 d2 (+.p16 d3 (+.p16 (real->posit16 5) (real->posit16 32)))), (+.p16 d2 (+.p16 d3 (+.p16 (real->posit16 5) (real->posit16 32)))), (+.p16 (*.p16 d1 d2) (*.p16 d1 d3)), (+.p16 d2 (+.p16 d3 (+.p16 (real->posit16 5) (real->posit16 32)))), (+.p16 d2 (+.p16 d3 (+.p16 (real->posit16 5) (real->posit16 32)))), (*.p16 d1 d3), (*.p16 d1 (+.p16 (real->posit16 5) (real->posit16 32))), (*.p16 d1 d3), (*.p16 d1 (+.p16 (real->posit16 5) (real->posit16 32))) 4.383 * * [simplify]: iteration 1: (18 enodes) 4.393 * * [simplify]: iteration 2: (45 enodes) 4.407 * * [simplify]: iteration 3: (71 enodes) 4.427 * * [simplify]: iteration 4: (93 enodes) 4.451 * * [simplify]: iteration 5: (102 enodes) 4.476 * * [simplify]: Extracting #0: cost 6 inf + 0 4.476 * * [simplify]: Extracting #1: cost 23 inf + 0 4.476 * * [simplify]: Extracting #2: cost 21 inf + 325 4.476 * * [simplify]: Extracting #3: cost 14 inf + 1417 4.477 * * [simplify]: Extracting #4: cost 3 inf + 2283 4.478 * * [simplify]: Extracting #5: cost 0 inf + 3092 4.480 * [simplify]: Simplified to (+.p16 d3 (+.p16 (real->posit16 5) (real->posit16 32))), (*.p16 (+.p16 (real->posit16 5) d3) d1), (*.p16 (+.p16 (real->posit16 5) d3) d1), (+.p16 d3 (+.p16 (real->posit16 5) (real->posit16 32))), (+.p16 (real->posit16 5) (+.p16 (real->posit16 32) (+.p16 d2 d3))), (+.p16 (real->posit16 5) (+.p16 (real->posit16 32) (+.p16 d2 d3))), (*.p16 d1 (+.p16 d2 d3)), (+.p16 (real->posit16 5) (+.p16 (real->posit16 32) (+.p16 d2 d3))), (+.p16 (real->posit16 5) (+.p16 (real->posit16 32) (+.p16 d2 d3))), (*.p16 d1 d3), (*.p16 (+.p16 (real->posit16 5) (real->posit16 32)) d1), (*.p16 d1 d3), (*.p16 (+.p16 (real->posit16 5) (real->posit16 32)) d1) 4.481 * * * [progress]: adding candidates to table 5.130 * [progress]: [Phase 3 of 3] Extracting. 5.130 * * [regime]: Finding splitpoints for: (#posit16 5) d2) (real->posit16 32))) d1))> #posit16 5) (real->posit16 32))))))> #posit16 5)) d1)) (*.p16 d1 (real->posit16 32))))> #posit16 5) (real->posit16 32))))))> #posit16 5) (real->posit16 32))))))> #posit16 5) (+.p16 d3 d2)) (real->posit16 32)) d1))>) 5.131 * * * [regime-changes]: Trying 3 branch expressions: (d3 d2 d1) 5.131 * * * * [regimes]: Trying to branch on d3 from (#posit16 5) d2) (real->posit16 32))) d1))> #posit16 5) (real->posit16 32))))))> #posit16 5)) d1)) (*.p16 d1 (real->posit16 32))))> #posit16 5) (real->posit16 32))))))> #posit16 5) (real->posit16 32))))))> #posit16 5) (+.p16 d3 d2)) (real->posit16 32)) d1))>) 5.364 * * * * [regimes]: Trying to branch on d2 from (#posit16 5) d2) (real->posit16 32))) d1))> #posit16 5) (real->posit16 32))))))> #posit16 5)) d1)) (*.p16 d1 (real->posit16 32))))> #posit16 5) (real->posit16 32))))))> #posit16 5) (real->posit16 32))))))> #posit16 5) (+.p16 d3 d2)) (real->posit16 32)) d1))>) 5.583 * * * * [regimes]: Trying to branch on d1 from (#posit16 5) d2) (real->posit16 32))) d1))> #posit16 5) (real->posit16 32))))))> #posit16 5)) d1)) (*.p16 d1 (real->posit16 32))))> #posit16 5) (real->posit16 32))))))> #posit16 5) (real->posit16 32))))))> #posit16 5) (+.p16 d3 d2)) (real->posit16 32)) d1))>) 5.820 * * * [regime]: Found split indices: #