stmhal: Add powf, logf, log2f, log10f.
stmhal: Add powf, logf, log2f, log10f.

ryannathans/micropython,suda/micropython,utopiaprince/micropython,methoxid/micropystat,pozetroninc/micropython,heisewangluo/micropython,redbear/micropython,aethaniel/micropython,matthewelse/micropython,hosaka/micropython,mhoffma/micropython,praemdonck/micropython,tralamazza/micropython,utopiaprince/micropython,MrSurly/micropython-esp32,torwag/micropython,vitiral/micropython,xyb/micropython,ahotam/micropython,mianos/micropython,redbear/micropython,jmarcelino/pycom-micropython,mgyenik/micropython,SHA2017-badge/micropython-esp32,paul-xxx/micropython,ceramos/micropython,adamkh/micropython,dhylands/micropython,xuxiaoxin/micropython,tobbad/micropython,trezor/micropython,feilongfl/micropython,methoxid/micropystat,adafruit/micropython,henriknelson/micropython,toolmacher/micropython,xuxiaoxin/micropython,selste/micropython,feilongfl/micropython,heisewangluo/micropython,methoxid/micropystat,chrisdearman/micropython,trezor/micropython,paul-xxx/micropython,drrk/micropython,vriera/micropython,omtinez/micropython,kostyll/micropython,mgyenik/micropython,tobbad/micropython,EcmaXp/micropython,drrk/micropython,oopy/micropython,mgyenik/micropython,ernesto-g/micropython,jlillest/micropython,vriera/micropython,stonegithubs/micropython,alex-march/micropython,ceramos/micropython,paul-xxx/micropython,dinau/micropython,alex-march/micropython,martinribelotta/micropython,danicampora/micropython,PappaPeppar/micropython,HenrikSolver/micropython,adafruit/circuitpython,vriera/micropython,EcmaXp/micropython,oopy/micropython,SHA2017-badge/micropython-esp32,danicampora/micropython,PappaPeppar/micropython,HenrikSolver/micropython,micropython/micropython-esp32,EcmaXp/micropython,vitiral/micropython,swegener/micropython,adafruit/micropython,kostyll/micropython,lowRISC/micropython,KISSMonX/micropython,dxxb/micropython,tdautc19841202/micropython,Timmenem/micropython,galenhz/micropython,mhoffma/micropython,mianos/micropython,martinribelotta/micropython,blmorris/micropython,dmazzella/micropython,dxxb/micropython,blmorris/micropython,jimkmc/micropython,skybird6672/micropython,noahwilliamsson/micropython,ryannathans/micropython,ernesto-g/micropython,drrk/micropython,neilh10/micropython,dxxb/micropython,ericsnowcurrently/micropython,hosaka/micropython,EcmaXp/micropython,blazewicz/micropython,chrisdearman/micropython,selste/micropython,firstval/micropython,vitiral/micropython,hiway/micropython,alex-robbins/micropython,supergis/micropython,suda/micropython,emfcamp/micropython,supergis/micropython,orionrobots/micropython,micropython/micropython-esp32,xhat/micropython,paul-xxx/micropython,pfalcon/micropython,SHA2017-badge/micropython-esp32,ruffy91/micropython,xyb/micropython,redbear/micropython,puuu/micropython,dmazzella/micropython,slzatz/micropython,tralamazza/micropython,jmarcelino/pycom-micropython,ceramos/micropython,dhylands/micropython,noahwilliamsson/micropython,Vogtinator/micropython,omtinez/micropython,cloudformdesign/micropython,noahwilliamsson/micropython,ChuckM/micropython,Timmenem/micropython,xhat/micropython,utopiaprince/micropython,misterdanb/micropython,dinau/micropython,ahotam/micropython,dinau/micropython,MrSurly/micropython,skybird6672/micropython,methoxid/micropystat,warner83/micropython,deshipu/micropython,adafruit/micropython,Vogtinator/micropython,Peetz0r/micropython-esp32,SungEun-Steve-Kim/test-mp,mianos/micropython,Timmenem/micropython,drrk/micropython,kerneltask/micropython,infinnovation/micropython,adafruit/circuitpython,noahchense/micropython,micropython/micropython-esp32,torwag/micropython,kostyll/micropython,swegener/micropython,aitjcize/micropython,turbinenreiter/micropython,vriera/micropython,oopy/micropython,selste/micropython,adamkh/micropython,bvernoux/micropython,emfcamp/micropython,ganshun666/micropython,MrSurly/micropython-esp32,ryannathans/micropython,rubencabrera/micropython,deshipu/micropython,emfcamp/micropython,cwyark/micropython,lowRISC/micropython,neilh10/micropython,misterdanb/micropython,suda/micropython,rubencabrera/micropython,adamkh/micropython,matthewelse/micropython,AriZuu/micropython,blazewicz/micropython,ChuckM/micropython,stonegithubs/micropython,torwag/micropython,Timmenem/micropython,selste/micropython,KISSMonX/micropython,matthewelse/micropython,ruffy91/micropython,turbinenreiter/micropython,orionrobots/micropython,ChuckM/micropython,MrSurly/micropython,PappaPeppar/micropython,swegener/micropython,deshipu/micropython,PappaPeppar/micropython,TDAbboud/micropython,warner83/micropython,galenhz/micropython,cloudformdesign/micropython,lbattraw/micropython,ruffy91/micropython,pfalcon/micropython,cloudformdesign/micropython,drrk/micropython,pramasoul/micropython,mhoffma/micropython,kerneltask/micropython,alex-robbins/micropython,alex-march/micropython,lbattraw/micropython,KISSMonX/micropython,jimkmc/micropython,kerneltask/micropython,MrSurly/micropython-esp32,jlillest/micropython,adafruit/micropython,cwyark/micropython,toolmacher/micropython,puuu/micropython,tdautc19841202/micropython,Peetz0r/micropython-esp32,turbinenreiter/micropython,jimkmc/micropython,ganshun666/micropython,SungEun-Steve-Kim/test-mp,aitjcize/micropython,trezor/micropython,misterdanb/micropython,danicampora/micropython,neilh10/micropython,SungEun-Steve-Kim/test-mp,mhoffma/micropython,cwyark/micropython,xyb/micropython,puuu/micropython,ahotam/micropython,firstval/micropython,methoxid/micropystat,MrSurly/micropython,rubencabrera/micropython,swegener/micropython,ceramos/micropython,galenhz/micropython,praemdonck/micropython,pozetroninc/micropython,rubencabrera/micropython,bvernoux/micropython,lbattraw/micropython,alex-robbins/micropython,HenrikSolver/micropython,emfcamp/micropython,firstval/micropython,slzatz/micropython,chrisdearman/micropython,cwyark/micropython,SungEun-Steve-Kim/test-mp,hiway/micropython,SHA2017-badge/micropython-esp32,mhoffma/micropython,dhylands/micropython,warner83/micropython,adafruit/circuitpython,tuc-osg/micropython,hosaka/micropython,aitjcize/micropython,selste/micropython,Peetz0r/micropython-esp32,AriZuu/micropython,henriknelson/micropython,cnoviello/micropython,jlillest/micropython,galenhz/micropython,Vogtinator/micropython,henriknelson/micropython,lowRISC/micropython,skybird6672/micropython,misterdanb/micropython,orionrobots/micropython,MrSurly/micropython-esp32,infinnovation/micropython,kostyll/micropython,chrisdearman/micropython,cloudformdesign/micropython,mgyenik/micropython,xuxiaoxin/micropython,xuxiaoxin/micropython,adamkh/micropython,mpalomer/micropython,toolmacher/micropython,matthewelse/micropython,bvernoux/micropython,deshipu/micropython,ChuckM/micropython,danicampora/micropython,skybird6672/micropython,ahotam/micropython,kerneltask/micropython,noahwilliamsson/micropython,bvernoux/micropython,tuc-osg/micropython,pramasoul/micropython,utopiaprince/micropython,xhat/micropython,heisewangluo/micropython,redbear/micropython,mpalomer/micropython,blazewicz/micropython,cnoviello/micropython,stonegithubs/micropython,dxxb/micropython,emfcamp/micropython,MrSurly/micropython,lbattraw/micropython,pramasoul/micropython,Vogtinator/micropython,tralamazza/micropython,pozetroninc/micropython,tdautc19841202/micropython,omtinez/micropython,lowRISC/micropython,aitjcize/micropython,trezor/micropython,ganshun666/micropython,ganshun666/micropython,blmorris/micropython,mpalomer/micropython,Timmenem/micropython,xuxiaoxin/micropython,ahotam/micropython,ryannathans/micropython,slzatz/micropython,bvernoux/micropython,ernesto-g/micropython,jmarcelino/pycom-micropython,orionrobots/micropython,kostyll/micropython,cnoviello/micropython,adafruit/circuitpython,chrisdearman/micropython,suda/micropython,hosaka/micropython,cnoviello/micropython,praemdonck/micropython,praemdonck/micropython,ernesto-g/micropython,pozetroninc/micropython,ericsnowcurrently/micropython,cloudformdesign/micropython,firstval/micropython,ChuckM/micropython,utopiaprince/micropython,pfalcon/micropython,ruffy91/micropython,tralamazza/micropython,pramasoul/micropython,matthewelse/micropython,infinnovation/micropython,jlillest/micropython,SungEun-Steve-Kim/test-mp,pfalcon/micropython,micropython/micropython-esp32,ericsnowcurrently/micropython,noahwilliamsson/micropython,paul-xxx/micropython,dxxb/micropython,swegener/micropython,omtinez/micropython,slzatz/micropython,pfalcon/micropython,toolmacher/micropython,blazewicz/micropython,jimkmc/micropython,dinau/micropython,alex-robbins/micropython,ericsnowcurrently/micropython,noahchense/micropython,xyb/micropython,firstval/micropython,heisewangluo/micropython,deshipu/micropython,oopy/micropython,vitiral/micropython,misterdanb/micropython,EcmaXp/micropython,HenrikSolver/micropython,feilongfl/micropython,redbear/micropython,pramasoul/micropython,KISSMonX/micropython,jlillest/micropython,oopy/micropython,infinnovation/micropython,martinribelotta/micropython,torwag/micropython,hiway/micropython,adafruit/circuitpython,MrSurly/micropython-esp32,TDAbboud/micropython,cwyark/micropython,aethaniel/micropython,praemdonck/micropython,noahchense/micropython,Vogtinator/micropython,blmorris/micropython,mianos/micropython,PappaPeppar/micropython,blmorris/micropython,ernesto-g/micropython,ericsnowcurrently/micropython,neilh10/micropython,jimkmc/micropython,lbattraw/micropython,jmarcelino/pycom-micropython,henriknelson/micropython,tuc-osg/micropython,vitiral/micropython,Peetz0r/micropython-esp32,martinribelotta/micropython,tobbad/micropython,TDAbboud/micropython,skybird6672/micropython,HenrikSolver/micropython,heisewangluo/micropython,tobbad/micropython,alex-march/micropython,mianos/micropython,KISSMonX/micropython,ruffy91/micropython,ceramos/micropython,AriZuu/micropython,stonegithubs/micropython,turbinenreiter/micropython,trezor/micropython,suda/micropython,martinribelotta/micropython,pozetroninc/micropython,dmazzella/micropython,galenhz/micropython,noahchense/micropython,tdautc19841202/micropython,feilongfl/micropython,alex-robbins/micropython,tobbad/micropython,hiway/micropython,mgyenik/micropython,matthewelse/micropython,hosaka/micropython,warner83/micropython,SHA2017-badge/micropython-esp32,aethaniel/micropython,supergis/micropython,dinau/micropython,kerneltask/micropython,puuu/micropython,mpalomer/micropython,turbinenreiter/micropython,xhat/micropython,infinnovation/micropython,dhylands/micropython,stonegithubs/micropython,lowRISC/micropython,hiway/micropython,supergis/micropython,aethaniel/micropython,cnoviello/micropython,orionrobots/micropython,ryannathans/micropython,aethaniel/micropython,ganshun666/micropython,tuc-osg/micropython,blazewicz/micropython,TDAbboud/micropython,xyb/micropython,danicampora/micropython,slzatz/micropython,henriknelson/micropython,tuc-osg/micropython,torwag/micropython,alex-march/micropython,Peetz0r/micropython-esp32,mpalomer/micropython,omtinez/micropython,TDAbboud/micropython,xhat/micropython,supergis/micropython,dhylands/micropython,vriera/micropython,feilongfl/micropython,puuu/micropython,dmazzella/micropython,toolmacher/micropython,MrSurly/micropython,noahchense/micropython,micropython/micropython-esp32,warner83/micropython,tdautc19841202/micropython,adafruit/micropython,rubencabrera/micropython,jmarcelino/pycom-micropython,adafruit/circuitpython,AriZuu/micropython,adamkh/micropython,neilh10/micropython,AriZuu/micropython