Sabuntawa yana ɗaya daga cikin kamfanoni masu yawa waɗanda memba ne RISC-V International, wanda ya riga yana da memba mai cike da muhimman kamfanoni kamar Intel, AMD, NVIDIA, Western Digital, Infineon, da kuma dogon lokaci da dai sauransu. To, duk waɗannan kamfanoni suna can don neman bin ISA, don kwakwalwan kwamfuta na gaba dangane da shi.
Kuma wannan shine misalin da Renesas ya bi, yana ƙirƙira sabon CPU dangane da 32-bit RISC-V ISA (RV32) kuma hakan ya cimma wani muhimmin ci gaba na tarihi, kasancewarsa na farko daga cikin waɗannan fasalulluka don samun maki 3.27 CoreMark/Mhz, wanda ke nufin fiye da gagarumin aiki.
Menene CoreMark/Mhz
CoreMark/MHz shi ne ma'auni da ake amfani da shi don auna aikin na'ura ko processor core dangane da adadin ayyukan CoreMark da zai iya yi a kowace Megahertz (MHz) na mitar agogo. CoreMark ma'auni ne wanda Ƙungiyar Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararru (EEMBC) ta haɓaka kuma ana amfani da ita don kimanta aikin na'ura mai sarrafawa a cikin tsarin da aka saka da kuma kayan aiki.
A zahiri, CoreMark/MHz yana ba da a ma'aunin ma'auni na ingancin aiki na cibiya, kyale kwatance tsakanin daban-daban processor architectures da kayayyaki. Mafi girman darajar CoreMark/MHz, mafi inganci ainihin abin zai kasance wajen aiwatar da ayyukan sarrafawa.
Yana da mahimmanci a lura cewa CoreMark shine a synthetic benchmark an tsara shi don kimanta aiki a takamaiman aikace-aikace, kuma sakamakon ƙila ba zai nuna cikakken aiki a aikace-aikacen ainihin duniya ba. Bugu da ƙari, aikace-aikace daban-daban da nauyin aiki na iya rinjayar aiki daban-daban, don haka yana da mahimmanci a yi la'akari da ma'auni da yawa da yanayin amfani yayin kimanta aikin na'ura.
Na farko don isa 3.27 CoreMark/MHz
Kamar yadda na ambata, Renesas ya ba da sanarwar cewa ya tsara RISC-V CPU core, ainihin sa na farko dangane da wannan ISA. Ba a 32-bit CPU, wato, tare da saitin umarni na RV32. Wannan ainihin CPU ɗin yana dacewa da Renesas'e2 studio hadedde yanayin haɓakawa (IDE) kuma yana dacewa da sauran IDEs na ɓangare na uku don masu sarrafa RISC-V, yana sauƙaƙa abubuwa ga masu haɓakawa.
A cewar Renesas, CPU ya sami nasarar aikin 3.27 CoreMark/MHz, ya zarce irin wannan RISC-V gine-gine a cikin wannan rukunin, da kuma sauran nau'ikan gine-gine tare da sauran gine-gine daban-daban. Koyaya, idan aka ba da batun wannan rukunin yanar gizon, muna jin daɗin cewa RISC-V core ne, tunda ISA ce mai buɗewa, tana samun karbuwa cikin sauri a cikin masana'antar semiconductor, kuma yawancin dillalai na microcontroller sun kafa haɗin gwiwar haɗin gwiwar haɗin gwiwa don haɓakawa. Haɓaka samfuran RISC-V.
A baya can, Renesas ya ƙaddamar da CPUs guda biyu waɗanda suka haɓaka ta Abubuwan da aka bayar na Andes Technology Corp, kamar yadda lamarin yake na R9A02G020, mai sauƙin microcontroller don ƙayyadaddun aikace-aikace (ASSP ko Aikace-aikace-Specific Standard Products) don sarrafa mota, da R9A06G150, ASSP microcontroller don musanya murya, duka bisa RISC-V kuma, amma Yana Ba a tsara ta da kanta ba kuma game da MCU ne.
Baya ga wannan, yanzu Renesas ta gabatar da wannan iyali RZ/Five, dangi na 64-bit RISC-V microprocessors mai iya tafiyar da Linux, da RH850/U2B, Tsarin kan Chip (SoC) don motoci. Wannan ya dace da kayan aikin kamfanin bisa RISC-V.
Renesas RISC-V Bayanan CPU
Amma ga Bayani na fasaha Na wannan Renesas RISC-V CPU, yakamata a haskaka masu zuwa:
- Sabuwar Renesas CPU dangane da RISC-V yana da m, don aikace-aikace daban-daban, kuma ba a iyakance shi ba kamar sauran lokuta. Misali, ana iya amfani dashi a cikin MCUs, SoCs, ASICs, AASPs, da sauransu. Musamman an yi niyya don masana'antu da haɗawa ko ginannen ciki.
- An inganta aiki sosai a cikin ƙirar sa, wanda shine dalilin da ya sa ya kai waɗancan alamomin a cikin ma'auni. Wannan CPU na iya aiwatar da saitin umarni na RV32 kamar yadda na faɗa, duka tsawaitawa I da E, wanda ya sa ya dace da aikace-aikacen manufa na gaba ɗaya.
- Har ila yau, yana da sauran haɗin RISC-V kayayyaki ko kari, irin su M don inganta haɓakawa da ayyukan rarrabawa, tsawo A don tallafawa hanyoyin shiga atomatik don daidaitawa a cikin tsarin tushen RTOS, tsawo C wanda ke ba da dacewa tare da umarnin matsawa 16-bit don adana ƙwaƙwalwar ajiya. sarari, da kuma B, wanda ke ba da damar sarrafa bit na ci gaba.
- A gefe guda, an kuma kula sosai don inganci, ba kawai aiki ba, yana mai da shi manufa don aikace-aikacen ƙananan amfani.
- An haɗa tsarin rajistar Stack Monitor, wanda ke hana cikar ƙwaƙwalwar ajiya, don haka, ta hanyar guje wa ambaliya za ku iya inganta amincin tsarin, wanda ba zai gaza ba saboda waɗannan matsalolin.
- Hakanan ya haɗa da Sashin Hasashen Reshe mai ƙarfi, wanda zai inganta aiwatar da lambar.
- Tabbas, ya haɗa da keɓancewar JTAG, don ingantaccen aiki, cikakke da saurin cirewa, yana sa rayuwa ta fi sauƙi ga masu haɓakawa.
- A gefe guda, ya haɗa da ITU ko Rukunin Binciken Umarni, don ba wa masu haɓaka zurfin ilimi game da halayen tsarin.
Sabuwar Renesas RISC-V CPU shima yana dacewa da Renesas e2 Studio IDE kuma tare da nau'ikan IDE na ɓangare na uku don haɓaka kayan aiki don wannan yanayin. Bugu da ƙari, an gwada guntu da aka ƙirƙira duka cikin sharuddan aiki da ayyuka, don haka kuna da samfurin ƙarshe da aka gwada. Dangane da ƙaddamarwa, za a ƙaddamar da shi a cikin 2024, da wuri. Don haka za mu ga samfurori dangane da waɗannan kwakwalwan kwamfuta, wanda zai zama mai ban sha'awa sosai, kuma yanayin RISC-V yana da alama ba zai iya tsayawa ba a cikin kayan aiki na duniya, kamar yadda Linux ya kasance a gefen software ...