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| -rw-r--r-- | plan_micro.tm | 211 |
3 files changed, 215 insertions, 4 deletions
@@ -3,9 +3,9 @@ */*.byte csim/csim *.o -tests/*.net -tests/*.snet -tests/*.dumb -rapport_simulateur.ps +*.ps +*/*.net +*/*.snet +*/*.dumb rapport_simulateur.pdf *.tm~ diff --git a/plan_micro.pdf b/plan_micro.pdf Binary files differnew file mode 100644 index 0000000..11d463f --- /dev/null +++ b/plan_micro.pdf diff --git a/plan_micro.tm b/plan_micro.tm new file mode 100644 index 0000000..0de25ba --- /dev/null +++ b/plan_micro.tm @@ -0,0 +1,211 @@ +<TeXmacs|1.0.7.19> + +<style|generic> + +<\body> + <doc-data|<doc-title|Spécification processeur>> + + Nous proposons ici une spécification pour un processeur minimaliste 16 bit + RISC. + + <section|Registres> + + La machine dispose de 8 registres \S généraux \T : + + \; + + <\itemize> + <item>0. Registre <verbatim|Z> ou zéro (valant tout le temps 0...) + + <item>1. Registre <verbatim|A> + + <item>2. Registre <verbatim|B> + + <item>3. Registre <verbatim|C> + + <item>4. Registre <verbatim|D> + + <item>5. Registre <verbatim|E>, écrit par certaines instructions + (multiplication, division...) et utilisé préférentiellement comme + registre temporaire pour certaines instructions composées + + <item>6. Registre <verbatim|F>, ou <verbatim|RA> (return adresse), écrit + par l'instruction <verbatim|jal> + + <item>7. Registre <verbatim|G>, ou <verbatim|SP> (stack pointer), utilisé + par les instructions <verbatim|pop> et <verbatim|push> + </itemize> + + De plus, le processeur dispose d'un registre non manipulable, le registre + <verbatim|PC> (program counter). + + Les numéros de registres sont donc codés sur 3 bits. + + <section|Mémoire> + + La mémoire est adressée sur 16 bits, il y a donc 64ko disponnibles. + + Différentes zones de mémoire sont à définir (ROM, RAM, MMIO) + + <section|Jeu d'instruction> + + Les instructions sont codées sur 16 bits. + + <subsection|Types d'instructions> + + <paragraph|Format de base><tabular*|<tformat|<cwith|2|2|1|-1|cell-lborder|1px>|<cwith|2|2|1|-1|cell-bborder|1px>|<cwith|2|2|1|-1|cell-tborder|1px>|<cwith|2|2|3|3|cell-rborder|1px>|<table|<row|<cell|5 + bits>|<cell|3 bits>|<cell|8 bits>>|<row|<cell|<math|I>>|<cell|<math|R>>|<cell|<math|\<ldots\>>>>>>> + + <paragraph|Format <math|R>><tabular*|<tformat|<cwith|2|2|1|-1|cell-lborder|1px>|<cwith|2|2|1|-1|cell-bborder|1px>|<cwith|2|2|1|-1|cell-tborder|1px>|<cwith|2|2|3|3|cell-rborder|1px>|<cwith|2|2|5|5|cell-rborder|1px>|<table|<row|<cell|5 + bits>|<cell|3 bits>|<cell|3 bits>|<cell|3 bits>|<cell|2 + bits>>|<row|<cell|<math|I>>|<cell|<math|R>>|<cell|<math|R<rsub|A>>>|<cell|<math|R<rsub|B>>>|<cell|<math|f>>>>>> + + <paragraph|Format <math|I>><tabular*|<tformat|<cwith|2|2|1|-1|cell-lborder|1px>|<cwith|2|2|1|-1|cell-bborder|1px>|<cwith|2|2|1|-1|cell-tborder|1px>|<cwith|2|2|3|3|cell-rborder|1px>|<table|<row|<cell|5 + bits>|<cell|3 bits>|<cell|8 bits>>|<row|<cell|<math|I>>|<cell|<math|R>>|<cell|<math|d>>>>>> + + <paragraph|Format K><tabular*|<tformat|<cwith|2|2|1|-1|cell-lborder|1px>|<cwith|2|2|1|-1|cell-bborder|1px>|<cwith|2|2|1|-1|cell-tborder|1px>|<cwith|2|2|3|3|cell-rborder|1px>|<cwith|2|2|4|4|cell-rborder|1px>|<table|<row|<cell|5 + bits>|<cell|3 bits>|<cell|3 bits>|<cell|5 + bits>>|<row|<cell|<math|I>>|<cell|<math|R>>|<cell|<math|R<rprime|'>>>|<cell|<math|d>>>>>> + + <paragraph|Format <math|J>><tabular|<tformat|<cwith|2|2|1|2|cell-lborder|1px>|<cwith|2|2|1|2|cell-bborder|1px>|<cwith|2|2|1|2|cell-tborder|1px>|<cwith|2|2|2|2|cell-rborder|1px>|<cwith|2|2|1|-1|cell-halign|c>|<table|<row|<cell|5 + bits>|<cell|11 bits>>|<row|<cell|<math|I>>|<cell|<math|d>>>>>> + + <section|Tableau d'instructions> + + Certain noms d'instuctions sont en <em|italique>, il s'agit de signifier + qu'il s'agit d'un alias (optionnel) pour une autre instruction. + + <big-table|<tabular*|<tformat|<cwith|1|1|1|-1|cell-bborder|1px>|<table|<row|<cell|<strong|<math|I>>>|<cell|<strong|format>>|<cell|<strong|<math|f>>>|<cell|<strong|description>>|<cell|<strong|action>>|<cell|<strong|valeurs + signés ?>>>|<row|<cell|00000>|<cell|R>|<cell|0>|<cell|add>|<cell|<math|R\<leftarrow\>R<rsub|A>+R<rsub|B>>>|<cell|signé>>|<row|<cell|>|<cell|>|<cell|1>|<cell|sub>|<cell|<math|R\<leftarrow\>R<rsub|A>-R<rsub|B>>>|<cell|signé>>|<row|<cell|>|<cell|>|<cell|2>|<cell|mul>|<cell|<math|R\<leftarrow\>lo<around*|(|R<rsub|A>\<times\>R<rsub|B>|)>>>|<cell|signé>>|<row|<cell|>|<cell|>|<cell|>|<cell|>|<cell|<math|E\<leftarrow\>hi<around*|(|R<rsub|A>\<times\>R<rsub|B>|)>> + si <math|E\<neq\>R>>|<cell|>>|<row|<cell|>|<cell|>|<cell|3>|<cell|div>|<cell|<math|R\<leftarrow\>q<around*|(|R<rsub|A>,R<rsub|B>|)>>>|<cell|signé>>|<row|<cell|>|<cell|>|<cell|>|<cell|>|<cell|<math|E\<leftarrow\>r<around*|(|R<rsub|A>,R<rsub|B>|)>> + si <math|E\<neq\>R>>|<cell|>>|<row|<cell|00001>|<cell|R>|<cell|0>|<cell|addu>|<cell|idem + add>|<cell|non signé>>|<row|<cell|>|<cell|>|<cell|1>|<cell|subu>|<cell|idem + sub>|<cell|non signé>>|<row|<cell|>|<cell|>|<cell|2>|<cell|mulu>|<cell|idem + mul>|<cell|non signé>>|<row|<cell|>|<cell|>|<cell|3>|<cell|divu>|<cell|idem + div>|<cell|non signé>>|<row|<cell|00010>|<cell|R>|<cell|0>|<cell|or>|<cell|<math|R\<leftarrow\><around*|(|R<rsub|A>\<vee\>R<rsub|B>|)>>>|<cell|>>|<row|<cell|>|<cell|>|<cell|1>|<cell|and>|<cell|<math|R\<leftarrow\><around*|(|R<rsub|A>\<wedge\>R<rsub|B>|)>>>|<cell|>>|<row|<cell|>|<cell|>|<cell|2>|<cell|xor>|<cell|<math|R\<leftarrow\><around*|(|R<rsub|A>\<oplus\>R<rsub|B>|)>>>|<cell|>>|<row|<cell|>|<cell|>|<cell|3>|<cell|nor>|<cell|<math|R\<leftarrow\>not + <around*|(|R<rsub|A>\<vee\>R<rsub|B>|)>>>|<cell|>>|<row|<cell|00011>|<cell|R>|<cell|0>|<cell|lsl>|<cell|<math|R\<leftarrow\><around*|(|R<rsub|A>\<ll\>R<rsub|B>|)>>>|<cell|>>|<row|<cell|>|<cell|>|<cell|1>|<cell|<em|lsl>>|<cell|>|<cell|>>|<row|<cell|>|<cell|>|<cell|2>|<cell|lsr>|<cell|<math|R\<leftarrow\><around*|(|R<rsub|A>\<gg\>R<rsub|B>|)>> + (logical)>|<cell|(non signé)>>|<row|<cell|>|<cell|>|<cell|3>|<cell|asr>|<cell|<math|R\<leftarrow\><around*|(|R<rsub|A>\<gg\>R<rsub|B>|)>> + (arith)>|<cell|(signé)>>|<row|<cell|00100>|<cell|R>|<cell|0>|<cell|<em|se>>|<cell|>|<cell|>>|<row|<cell|>|<cell|>|<cell|1>|<cell|<em|sne>>|<cell|>|<cell|>>|<row|<cell|>|<cell|>|<cell|2>|<cell|se>|<cell|<math|R\<leftarrow\><around*|(|R<rsub|A>=R<rsub|B>?1:0|)>>>|<cell|>>|<row|<cell|>|<cell|>|<cell|3>|<cell|sne>|<cell|<math|R\<leftarrow\><around*|(|R<rsub|A>\<neq\>R<rsub|B>?1:0|)>>>|<cell|>>|<row|<cell|00101>|<cell|R>|<cell|0>|<cell|slt>|<cell|<math|R<rsub|>\<leftarrow\><around*|(|R<rsub|A>\<less\>R<rsub|B>?1:0|)>>>|<cell|signé>>|<row|<cell|>|<cell|>|<cell|1>|<cell|sle>|<cell|<math|R\<leftarrow\><around*|(|R<rsub|A>\<leqslant\>R<rsub|B>?1:0|)>>>|<cell|signé>>|<row|<cell|>|<cell|>|<cell|2>|<cell|sltu>|<cell|<math|R<rsub|>\<leftarrow\><around*|(|R<rsub|A>\<less\>R<rsub|B>?1:0|)>>>|<cell|non + signé>>|<row|<cell|>|<cell|>|<cell|3>|<cell|sleu>|<cell|<math|R\<leftarrow\><around*|(|R<rsub|A>\<leqslant\>R<rsub|B>?1:0|)>>>|<cell|non + signé>>|<row|<cell|00110>|<cell|I>|<cell|>|<cell|incri>|<cell|<math|R\<leftarrow\><around*|(|R+d|)>>>|<cell|<math|d> + signé>>|<row|<cell|00111>|<cell|I>|<cell|>|<cell|shi>|<cell|<math|R\<leftarrow\><around*|(|R\<ll\>d|)>>>|<cell|<math|d> + signé>>|<row|<cell|01000>|<cell|J>|<cell|>|<cell|j>|<cell|<math|PC\<leftarrow\>PC+d>>|<cell|>>|<row|<cell|01001>|<cell|J>|<cell|>|<cell|jal>|<cell|<math|F\<leftarrow\><around*|(|PC+2|)> + ; PC\<leftarrow\>PC+d>>|<cell|>>|<row|<cell|01010>|<cell|R<math|>>|<cell|0>|<cell|jr>|<cell|<math|PC\<leftarrow\>R>>|<cell|>>|<row|<cell|>|<cell|<math|>>|<cell|1>|<cell|jalr>|<cell|<math|><math|F\<leftarrow\><around*|(|PC+2|)> + ; PC\<leftarrow\>R>>|<cell|>>|<row|<cell|>|<cell|>|<cell|2>|<cell|jer>|<cell|if + <math|R<rsub|A>=R<rsub|B>> then <math|PC\<leftarrow\>R<rsub|>>>|<cell|>>|<row|<cell|>|<cell|>|<cell|3>|<cell|jner>|<cell|if + <math|R<rsub|A>\<neq\>R<rsub|B>> then <math|PC\<leftarrow\>R<rsub|>>>|<cell|>>|<row|<cell|01011>|<cell|R>|<cell|0>|<cell|jltr>|<cell|if + <math|R<rsub|A>\<less\>R<rsub|B>> then <math|PC\<leftarrow\>R<rsub|>>>|<cell|signé>>|<row|<cell|>|<cell|>|<cell|1>|<cell|jler>|<cell|if + <math|R<rsub|A>\<leqslant\>R<rsub|B>> then + <math|PC\<leftarrow\>R<rsub|>>>|<cell|signé>>|<row|<cell|>|<cell|>|<cell|2>|<cell|jltru>|<cell|if + <math|R<rsub|A>\<less\>R<rsub|B>> then <math|PC\<leftarrow\>R<rsub|>>>|<cell|non + signé>>|<row|<cell|>|<cell|>|<cell|3>|<cell|jleru>|<cell|if + <math|R<rsub|A>\<leqslant\>R<rsub|B>> then + <math|PC\<leftarrow\>R<rsub|>>>|<cell|non + signé>>|<row|<cell|01100>|<cell|>|<cell|>|<cell|>|<cell|>|<cell|>>|<row|<cell|01101>|<cell|>|<cell|>|<cell|>|<cell|>|<cell|>>|<row|<cell|01110>|<cell|>|<cell|>|<cell|>|<cell|>|<cell|>>|<row|<cell|01111>|<cell|>|<cell|>|<cell|>|<cell|>|<cell|>>|<row|<cell|10000>|<cell|K>|<cell|>|<cell|lw>|<cell|<math|R\<leftarrow\>mem<around*|(|R<rprime|'>+d|)>> + (16 bits)>|<cell|>>|<row|<cell|10001>|<cell|K>|<cell|>|<cell|sw>|<cell|<math|mem<around*|(|R<rprime|'>+d|)>\<leftarrow\>R> + (16 bits)>|<cell|>>|<row|<cell|10010>|<cell|K>|<cell|>|<cell|lb>|<cell|<math|R\<leftarrow\>mem<around*|(|R<rprime|'>+d|)>> + (8 bits)>|<cell|>>|<row|<cell|10011>|<cell|K>|<cell|>|<cell|sb>|<cell|<math|mem<around*|(|R<rprime|'>+d|)>\<leftarrow\>R> + (8 bits)>|<cell|>>|<row|<cell|10100>|<cell|R>|<cell|*>|<cell|lwr>|<cell|<math|R\<leftarrow\>mem<around*|(|R<rsub|A>+R<rsub|B>|)>> + (16 bits)>|<cell|>>|<row|<cell|10101>|<cell|R>|<cell|*>|<cell|swr>|<cell|<math|mem<around*|(|R<rsub|A>+R<rsub|B>|)>\<leftarrow\>R> + (16 bits)>|<cell|>>|<row|<cell|10110>|<cell|R>|<cell|*>|<cell|lbr>|<cell|<math|R\<leftarrow\>mem<around*|(|R<rsub|A>+R<rsub|B>|)>> + (8 bits)>|<cell|>>|<row|<cell|10111>|<cell|R>|<cell|*>|<cell|sbr>|<cell|<math|mem<around*|(|R<rsub|A>+R<rsub|B>|)>\<leftarrow\>R> + (8 bits)>|<cell|>>|<row|<cell|11000>|<cell|I>|<cell|>|<cell|lil>|<cell|<math|R<rsub|lo>\<leftarrow\>d>>|<cell|>>|<row|<cell|11001>|<cell|I>|<cell|>|<cell|lilz>|<cell|<math|R<rsub|lo>\<leftarrow\>d + ; R<rsub|hi>\<leftarrow\>0>>|<cell|>>|<row|<cell|11010>|<cell|I>|<cell|>|<cell|liu>|<cell|<math|R<rsub|hi>\<leftarrow\>d>>|<cell|>>|<row|<cell|11011>|<cell|I>|<cell|>|<cell|liuz>|<cell|<math|R<rsub|hi>\<leftarrow\>d + ; R<rsub|lo>\<leftarrow\>0>>|<cell|>>|<row|<cell|11100>|<cell|>|<cell|>|<cell|>|<cell|>|<cell|>>|<row|<cell|11101>|<cell|>|<cell|>|<cell|>|<cell|>|<cell|>>|<row|<cell|11110>|<cell|>|<cell|>|<cell|>|<cell|>|<cell|>>|<row|<cell|11111>|<cell|>|<cell|>|<cell|<samp|>>|<cell|>|<cell|>>>>>|Instructions + reconnues par le microproceseur> + + <big-table|<tabular|<tformat|<cwith|1|1|1|-1|cell-bborder|1px>|<table|<row|<cell|<strong|Nom>>|<cell|<strong|Action>>|<cell|<strong|Code + assembleur de base équivalent>>>|<row|<cell|push + <math|R>>|<cell|<math|G\<leftarrow\>G-2 ;mem<around*|(|G|)>\<leftarrow\>R + >>|<cell|incri <math|G,-2>>>|<row|<cell|>|<cell|>|<cell|sw + <math|R\<nocomma\>>, <math|G>>>|<row|<cell|pop + <math|R>>|<cell|<math|R\<leftarrow\>mem<around*|(|G|)> ; + G\<leftarrow\>G+2>>|<cell|lw <math|R>, <math|G>>>|<row|<cell|>|<cell|>|<cell|incri + <math|G>, 2>>|<row|<cell|move <math|R,R<rsub|A>>>|<cell|<math|R\<leftarrow\>R<rsub|A>>>|<cell|add + <math|R>, <math|R<rsub|A>>, <math|Z>>>|<row|<cell|addi, subi, + ...>|<cell|<math|R\<leftarrow\>R<rsub|A>+d>>|<cell|(utilise E comme + registre temporaire)>>|<row|<cell|not <math|R,R<rsub|A>>>|<cell|<math|R\<leftarrow\>not + R<rsub|A>>>|<cell|<math|nor R,R<rsub|A>,Z>>>|<row|<cell|jz <math|R>, + addr>|<cell|if <math|R=0> then <math|PC\<leftarrow\>addr>>|<cell|lil E, + lo(addr) ; liu E, hi(addr) OU lilz E, addr>>|<row|<cell|>|<cell|>|<cell|jer + R, E, Z>>|<row|<cell|jnz <math|R>, addr>|<cell|if <math|R\<neq\>0> then + <math|PC\<leftarrow\>addr>>|<cell|lil E, lo(addr) ; liu E, hi(addr) OU lilz + E, addr>>|<row|<cell|>|<cell|>|<cell|jner R, E, Z>>>>>|Instructions + supplémentaires (produites par l'assembleur)>\ +</body> + +<\initial> + <\collection> + <associate|language|french> + </collection> +</initial> + +<\references> + <\collection> + <associate|auto-1|<tuple|1|1>> + <associate|auto-10|<tuple|4|1>> + <associate|auto-11|<tuple|1|2>> + <associate|auto-12|<tuple|2|3>> + <associate|auto-2|<tuple|2|1>> + <associate|auto-3|<tuple|3|1>> + <associate|auto-4|<tuple|3.1|1>> + <associate|auto-5|<tuple|1|1>> + <associate|auto-6|<tuple|2|1>> + <associate|auto-7|<tuple|3|1>> + <associate|auto-8|<tuple|4|1>> + <associate|auto-9|<tuple|5|1>> + </collection> +</references> + +<\auxiliary> + <\collection> + <\associate|table> + <tuple|normal|Instructions reconnues par le + microproceseur|<pageref|auto-11>> + + <tuple|normal|Instructions supplémentaires (produites par + l'assembleur)|<pageref|auto-12>> + </associate> + <\associate|toc> + <vspace*|1fn><with|font-series|<quote|bold>|math-font-series|<quote|bold>|Registres> + <datoms|<macro|x|<repeat|<arg|x>|<with|font-series|medium|<with|font-size|1|<space|0.2fn>.<space|0.2fn>>>>>|<htab|5mm>> + <no-break><pageref|auto-1><vspace|0.5fn> + + <vspace*|1fn><with|font-series|<quote|bold>|math-font-series|<quote|bold>|Mémoire> + <datoms|<macro|x|<repeat|<arg|x>|<with|font-series|medium|<with|font-size|1|<space|0.2fn>.<space|0.2fn>>>>>|<htab|5mm>> + <no-break><pageref|auto-2><vspace|0.5fn> + + <vspace*|1fn><with|font-series|<quote|bold>|math-font-series|<quote|bold>|Jeu + d'instruction> <datoms|<macro|x|<repeat|<arg|x>|<with|font-series|medium|<with|font-size|1|<space|0.2fn>.<space|0.2fn>>>>>|<htab|5mm>> + <no-break><pageref|auto-3><vspace|0.5fn> + + <with|par-left|<quote|1.5fn>|Types d'instructions + <datoms|<macro|x|<repeat|<arg|x>|<with|font-series|medium|<with|font-size|1|<space|0.2fn>.<space|0.2fn>>>>>|<htab|5mm>> + <no-break><pageref|auto-4>> + + <with|par-left|<quote|6fn>|Format de base + <datoms|<macro|x|<repeat|<arg|x>|<with|font-series|medium|<with|font-size|1|<space|0.2fn>.<space|0.2fn>>>>>|<htab|5mm>> + <no-break><pageref|auto-5><vspace|0.15fn>> + + <with|par-left|<quote|6fn>|Format <with|mode|<quote|math>|R> + <datoms|<macro|x|<repeat|<arg|x>|<with|font-series|medium|<with|font-size|1|<space|0.2fn>.<space|0.2fn>>>>>|<htab|5mm>> + <no-break><pageref|auto-6><vspace|0.15fn>> + + <with|par-left|<quote|6fn>|Format <with|mode|<quote|math>|I> + <datoms|<macro|x|<repeat|<arg|x>|<with|font-series|medium|<with|font-size|1|<space|0.2fn>.<space|0.2fn>>>>>|<htab|5mm>> + <no-break><pageref|auto-7><vspace|0.15fn>> + + <with|par-left|<quote|6fn>|Format K + <datoms|<macro|x|<repeat|<arg|x>|<with|font-series|medium|<with|font-size|1|<space|0.2fn>.<space|0.2fn>>>>>|<htab|5mm>> + <no-break><pageref|auto-8><vspace|0.15fn>> + + <with|par-left|<quote|6fn>|Format <with|mode|<quote|math>|J> + <datoms|<macro|x|<repeat|<arg|x>|<with|font-series|medium|<with|font-size|1|<space|0.2fn>.<space|0.2fn>>>>>|<htab|5mm>> + <no-break><pageref|auto-9><vspace|0.15fn>> + + <vspace*|1fn><with|font-series|<quote|bold>|math-font-series|<quote|bold>|Tableau + d'instructions> <datoms|<macro|x|<repeat|<arg|x>|<with|font-series|medium|<with|font-size|1|<space|0.2fn>.<space|0.2fn>>>>>|<htab|5mm>> + <no-break><pageref|auto-10><vspace|0.5fn> + </associate> + </collection> +</auxiliary>
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