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New Opcode: MUL, LPM, LDS, STS

This commit is contained in:
Christian Dietrich 2014-09-28 22:53:22 +02:00
parent 17c77fe7e2
commit 154366010f
9 changed files with 626 additions and 19 deletions

3
Makefile Normal file
View File

@ -0,0 +1,3 @@
test:
pdflatex -halt-on-error avr.tex
cd tests; ./test-suite

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@ -3,7 +3,9 @@
}
\def\avr@error#1{%
\avr@dump%
\errmessage{\the\avr@pc: #1}\bye%
}
@ -17,6 +19,14 @@
% Dispatch Instruction by prefix
\expandafter\avr@instr@dispatch\avr@instr@current\@nnil%
\relax%
}
\def\avr@singlestep{%
\avr@dump%
\typein{Press Enter to Step}%
\avr@instr@step%
\avr@singlestep%
}
\newcount\avr@instr@steps
@ -26,8 +36,10 @@
\ifnum \avr@instr@steps > 0%
\advance \avr@instr@steps by -1\relax%
\avr@instr@step%
\avr@instr@stepn@helper%
\else%
\let\avr@instr@stepn@helper\relax%
\fi%
\avr@instr@stepn@helper%
}%
\avr@instr@stepn@helper%
}
@ -87,6 +99,16 @@
\avr@error{Unkown Instruction: #1}%
}%
}
\def\avr@instr@length#1#2{% Addr, Length
\avr@code@load{#1}{\@@code}%
\avr@bin@and{\@@code}{1111110000001111}{\@@LDS}%
\ifdefstring{\@@LDS}{1001000000000000}{%
\def#2{2}%
}{%
\def#2{1}%
}
}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Match also from end for these prefixes
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@ -120,7 +142,6 @@
\avr@code@set{#1#4#2}{#3}%
}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Arithmetic instructions
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@ -227,7 +248,7 @@
\avr@reg@get{#2#3#4#5#6}{\avr@Rd}%
\avr@flag@get C \@@carry%
\xdef \avr@instr@extracarry {\avr@bit@negate \@@carry}%
\avr@debug{CP - #2#3#4#5#6(=\avr@Rd) - \%#1#7(=\avr@Rr)}%
\avr@debug{CPC - #2#3#4#5#6(=\avr@Rd) - \%#1#7(=\avr@Rr)}%
\csuse{avr@instr@subber@helper}%
% Do not set the output register
\avr@pc@inc%
@ -268,7 +289,7 @@
\@@or {\@@and \@@R \@@D}%
{%
\@@or{\@@and \@@R {\@@not \@@X}}%
{\@@and \@@X {\@@not \@@D}}}}%
{\@@and \@@D {\@@not \@@X}}}}%
\avr@flag@set C {\avr@ADD@carry}%
% Two's Complement Overflow
\def\@@tmp{\@@or%
@ -332,6 +353,32 @@
\avr@flags@update \avr@Rx%
}
% INC, DEC
\def\avr@instr@INC#1#2{\avr@code@set{1001010#20011}{#1}}
\csdef{avr@instr@1001010:0011}#1\@nnil{%
\avr@instr@INCDEC@helper{#1}{1}%
}
\def\avr@instr@DEC#1#2{\avr@code@set{1001010#21010}{#1}}
\csdef{avr@instr@1001010:1010}#1\@nnil{%
\avr@instr@INCDEC@helper{#1}{-1}%
}
\csdef{avr@instr@INCDEC@helper}#1#2{%
\avr@reg@get{#1}{\avr@Rd}%
\avr@debug{INCDEC #1(=\avr@Rd) +(#2)}%
\avr@bin@tocount{\avr@Rd}{\avr@count@tmpa}%
\advance \avr@count@tmpa by #2\relax%
\avr@count@modulo@byte{\avr@count@tmpa}%
\avr@count@tobin@b{\avr@count@tmpa}{\avr@Rx}%
\ifdefstring{\avr@Rx}{01111111}{%
\avr@flag@set V 1%
}{%
\avr@flag@set V 0%
}%
\avr@flags@update \avr@Rx%
\avr@reg@set{\avr@Rx}{#1}%
\avr@pc@inc%
}
% LDI -- Load Immediate Value
\def\avr@instr@LDI{\avr@instr@gen@regconst{1110}}
@ -588,7 +635,7 @@
\def\avr@instr@LDD@helper#1#2#3#4{%
% PreIncrement, RegisterW, PostIncrement, Target
\avr@regw@get{\csuse{avr@#2}}{\@@addr}%
\avr@debug{LD *(#1:#2:#3,#2=\@@addr)}%
\avr@debug{LD #4 <- *(#1:#2:#3,#2=\@@addr)}%
\avr@bin@tocount{\@@addr}{\avr@addr}%
\advance \avr@addr by #1\relax%
\avr@count@overflow{\avr@addr}\relax%
@ -605,7 +652,7 @@
% PreIncrement, RegisterW, PostIncrement, SourceReg
\avr@regw@get{\csuse{avr@#2}}{\@@addr}%
\avr@reg@get{#4}{\avr@Rd}%
\avr@debug{ST *(#1:#2:#3,#2=\@@addr)}%
\avr@debug{ST #4 -> *(#1:#2:#3,#2=\@@addr)}%
\avr@bin@tocount{\@@addr}{\avr@addr}%
\advance \avr@addr by #1\relax%
\avr@count@overflow{\avr@addr}\relax%
@ -759,6 +806,108 @@
\avr@pc@inc%
}
% STS/LTS (16 Bit)
\def\avr@instr@LDSS#1#2#3{%
\avr@bin@nibble@low{0#3}{\@@low}%
\avr@bin@nibble@high{0#3}{\@@high}%
\avr@bin@msb@del{#2}{\@@dddd}{\@tempa}%
\avr@code@set{1010\@@high\@@dddd\@@low}{#1}%
}
\def\avr@instr@STSS#1#2#3{%
\avr@bin@nibble@low{1#3}{\@@low}%
\avr@bin@nibble@high{1#3}{\@@high}%
\avr@bin@msb@del{#2}{\@@dddd}{\@tempa}%
\avr@code@set{1010\@@high\@@dddd\@@low}{#1}%
}
\def\avr@instr@LDSTS#1#2#3#4#5#6#7#8\@nnil{%
\avr@bin@tocount{{\avr@bit@negate #3}#3#1#2#8}{\avr@addr}%
\def\avr@RD{1#4#5#6#7}%
}
\csdef{avr@instr@10010}#1\@nnil{%
\avr@instr@LDSTS#1\@nnil%
\avr@debug{LDS - \avr@RD <- (\the\avr@addr)}%
\avr@mem@get{\the\avr@addr}{\@@value}%
\avr@reg@set{\@@value}{\avr@RD}%
\avr@pc@inc%
}
\csdef{avr@instr@10101}#1\@nnil{%
\avr@instr@LDSTS#1\@nnil%
\avr@debug{STS - \avr@RD <- (\the\avr@addr)}%
\avr@reg@get{\avr@RD}{\@@value}%
\avr@mem@set{\@@value}{\the\avr@addr}%
\avr@pc@inc%
}
% LDS/STS (FULL)
\def\avr@instr@LDS#1#2#3{%
\avr@code@set{1001000#20000}{#1}%
\avr@count@tmpa=#1%
\advance \avr@count@tmpa by 1\relax
\avr@code@set{#3}{\the\avr@count@tmpa}%
}
\def\avr@instr@STS#1#2#3{%
\avr@code@set{1001001#20000}{#1}%
\avr@count@tmpa=#1%
\advance \avr@count@tmpa by 1\relax
\avr@code@set{#3}{\the\avr@count@tmpa}%
}
\csdef{avr@instr@1001001:0000}#1\@nnil{%
\avr@pc@inc%
\avr@code@get{\@@addr}%
\avr@reg@get{#1}{\@@value}%
\avr@bin@tocount{\@@addr}{\avr@addr}%
\avr@debug{STS - #1 -> (\the\avr@addr)}%
\avr@mem@set{\@@value}{\the\avr@addr}%
\avr@pc@inc%
}
\csdef{avr@instr@1001000:0000}#1\@nnil{%
\avr@pc@inc%
\avr@code@get{\@@addr}%
\avr@bin@tocount{\@@addr}{\avr@addr}%
\avr@debug{LDS - #1 <- (\the\avr@addr)}%
\avr@mem@get{\the\avr@addr}{\@@value}%
\avr@reg@set{\@@value}{#1}%
\avr@pc@inc%
}
% LPM Commands
\def\avr@instr@LPM#1{\avr@code@set{1001010111001000}{#1}}
\def\avr@instr@LPMZ{\avr@instr@gen@onereg{1001000}{0100}}
\def\avr@instr@LPMZp{\avr@instr@gen@onereg{1001000}{0101}}
\csdef{avr@instr@1001010111001000}\@nnil{%
\avr@LPM@helper{00000}{0}%
}
\csdef{avr@instr@1001000:0100}#1\@nnil{%
\avr@LPM@helper{#1}{0}%
}
\csdef{avr@instr@1001000:0101}#1\@nnil{%
\avr@LPM@helper{#1}{1}%
}
\def\avr@LPM@helper#1#2{%
\avr@regw@get{\csuse{avr@Z}}{\@@addr}%
\avr@bin@lsb@del{\@@addr}{\@@instr}{\@@switch}%
\avr@bin@tocount{0\@@instr}{\avr@addr}%
\avr@code@load{\the\avr@addr}{\@@code}%
\avr@debug{LPM #1 <- code(\the\avr@addr)+\@@switch+#2}%
% Increment
\avr@bin@tocount{\@@addr}{\avr@addr}%
\advance \avr@addr by #2\relax%
\avr@count@tobin@w{\avr@addr}{\@@addr}%
\avr@regw@set{\@@addr}{\csuse{avr@Z}}%
\expandafter \ifnum \@@switch = 1%
\avr@bin@word@high{\@@code}{\@@value}%
\else%
\avr@bin@word@low{\@@code}{\@@value}%
\fi%
\avr@reg@set{\@@value}{#1}%
\avr@pc@inc%
}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Misc
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@ -961,8 +1110,11 @@
\avr@count@tmpa=\@@found%
\avr@count@tmpb=\@@required\relax%
\ifnum \avr@count@tmpa = \avr@count@tmpb%
\avr@debug{SKIP one instruction}%
\avr@pc@inc%
\avr@instr@length{\the\avr@pc}{\@@length}
\avr@debug{SKIP (\@@length) instruction}%
\avr@pc@add{\@@length}%
\avr@pc@add{-1}%
\fi%
\avr@pc@inc%
}
@ -1010,6 +1162,49 @@
\avr@pc@inc%
}
\def\avr@instr@SWAP#1#2{\avr@code@set{1001010#20010}{#1}}
\csdef{avr@instr@1001010:0010}#1\@nnil{%
\avr@reg@get{#1}{\avr@Rr}%
\avr@debug{SWAP: #1(=\avr@Rr)}%
\avr@bin@nibble@low{\avr@Rr}{\@@low}%
\avr@bin@nibble@high{\avr@Rr}{\@@high}%
\avr@reg@set{\@@low \@@high}{#1}%
\avr@pc@inc%
}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Multiplication Commands
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% MUL -- Multiply Unsigned Integers
\newcount\avr@MUL@A
\newcount\avr@MUL@B
\def\avr@instr@MUL{\avr@instr@gen@tworegs{100111}}
\csdef{avr@instr@100111}#1#2#3#4#5#6#7\@nnil{%
\avr@reg@get{#1#7}{\avr@Rr}%
\avr@reg@get{#2#3#4#5#6}{\avr@Rd}%
\avr@bin@tocount{\avr@Rr}{\avr@MUL@A}
\avr@bin@tocount{\avr@Rd}{\avr@MUL@B}
\avr@debug{MUL - \the\avr@MUL@A * \the\avr@MUL@B}%
\multiply \avr@MUL@A by \avr@MUL@B\relax%
\avr@count@tobin@w{\avr@MUL@A}{\avr@Rx}%
\avr@bin@word@low{\avr@Rx}{\@@low}%
\avr@bin@word@high{\avr@Rx}{\@@high}%
\avr@reg@set{\@@low}{\csuse{avr@r0}}%
\avr@reg@set{\@@high}{\csuse{avr@r1}}%
% Flags
\avr@bin@msb@get{\avr@Rx}{\@@carry}%
\avr@flag@set C \@@carry%
\ifdefstring{\avr@Rx}{0000000000000000}{%
\avr@flag@set Z 1%
}{%
\avr@flag@set Z 0%
}%
% Do not set the output register
\avr@pc@inc%
}
%%% Local Variables:
%%% mode: latex
%%% TeX-master: "avr.tex"

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@ -2,6 +2,10 @@
%% The IO Subsystem
%%
\def\avr@io@init{%
\def\avr@UDR{}%
}
% OUT
\csdef{avr@instr@10111}#1#2#3#4#5#6#7#8\@nnil{%
\def\@@A{#1#2#8}%
@ -44,11 +48,11 @@
\csdef{avr@io@111110@set}#1{\avr@stack@SPH@set{#1}}
\csdef{avr@io@111101@set}#1{\avr@stack@SPL@set{#1}}
\def\avr@UDR#1{\relax}
\csdef{avr@io@001100@set}#1{%
\avr@bin@tocount{#1}{\avr@count@tmpa}%
\avr@ascii{\the\avr@count@tmpa}{\@@char}%
\avr@debug{UDR: #1=\the\avr@count@tmpa}%
\def\avr@UDR{#1}%
\xdef\avr@UDR{\avr@UDR \@@char}%
}

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@ -6,6 +6,8 @@
\avr@reg@init%
\avr@pc@init%
\avr@stack@init%
\avr@mem@init{1024}%
\avr@io@init%
}
\newcount\avr@accA
@ -52,6 +54,31 @@
\end{tabular}
}
\def\avr@dump{%
\avr@sreg@get{\@@X} \avr@debug{SREG::='\@@X' (ITHS VNZC)}
\def\avr@dump@reg##1##2{%
\avr@reg@get{\csuse{avr@##1}}{\@@X}%
\avr@bin@tocount{\@@X}{\avr@count@tmpa}%
\edef##2{##1=\the\avr@count@tmpa}%
}%
\def\avr@dump@row##1##2##3##4{%
\avr@dump@reg{##1}{\@@A}%
\avr@dump@reg{##2}{\@@B}%
\avr@dump@reg{##3}{\@@C}%
\avr@dump@reg{##4}{\@@D}%
\avr@debug{(\@@A) (\@@B) (\@@C) (\@@D)}%
}%
\avr@dump@row{r0}{r1}{r2}{r3}%
\avr@dump@row{r4}{r5}{r6}{r7}%
\avr@dump@row{r8}{r9}{r10}{r11}%
\avr@dump@row{r12}{r13}{r14}{r15}%
\avr@dump@row{r16}{r17}{r18}{r19}%
\avr@dump@row{r20}{r21}{r22}{r23}%
\avr@dump@row{r24}{r25}{r26}{r27}%
\avr@dump@row{r28}{r29}{r30}{r31}%
}
%% Status Register && Flags
\def\avr@flag@set#1#2{% Register Name, Value \in 0,1
\csxdef{avr@flag@#1}{#2}\relax%
@ -226,6 +253,10 @@
\edef#1{\csuse{avr@code@\the\avr@pc}}%
}
\def\avr@code@load#1#2{% Result Macro
\edef#2{\csuse{avr@code@#1}}%
}
\def\avr@code@set#1#2{% OpString (16 Bit), Number
\csxdef{avr@code@#2}{#1}%
}
@ -258,6 +289,20 @@
\avr@debug{ SP=\the\avr@stackptr}
}
\def\avr@mem@init#1{%
\avr@count@tmpa = #1\relax
\def\avr@mem@init@helper{%
\ifnum \avr@count@tmpa > 0
\csxdef{avr@mem@\the\avr@count@tmpa}{00000000}%
\advance \avr@count@tmpa by -1\relax%
\else%
\let \avr@mem@init@helper \relax%
\fi%
\avr@mem@init@helper%
}%
\avr@mem@init@helper%
}
\def\avr@mem@set#1#2{% Bitstring, Address (as number)
\ifnum #2 < 96 % 0x60
% FIXME
@ -267,6 +312,7 @@
\csxdef{avr@mem@#2}{#1}%
}
\def\avr@mem@get#1#2{% Address (as number), Target Macro
\ifnum #1 < 96 % 0x60
% FIXME

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@ -359,25 +359,286 @@
\def\avr@count@overflow#1{%
\def\avr@count@overflow@flag{0}%
\ifnum #1 < 0%
#1=65535%
\advance #1 by 65535%
\def\avr@count@overflow@flag{1}%
\fi%
\ifnum #1 > 65535%
#1=0%
\advance #1 by -65535%
\def\avr@count@overflow@flag{1}%
\fi%
}
\def\avr@count@modulo@byte#1{%
\avr@count@tmpa=#1%
\divide \avr@count@tmpa by 256%
\multiply \avr@count@tmpa by 256%
\advance #1 by -\avr@count@tmpa%
\avr@count@tmpa=#1\relax%
\avr@count@tmpb=#1\relax%
\divide \avr@count@tmpa by 256\relax%
\multiply \avr@count@tmpa by 256\relax%
\advance \avr@count@tmpb by -\avr@count@tmpa\relax%
#1 = \avr@count@tmpb\relax%
}
\def\avr@ascii@def#1#2{\csdef{avr@ascii@#1}{\detokenize{#2}}}
\def\avr@ascii#1#2{\def#2{\csuse{avr@ascii@#1}}}
\avr@ascii@def{0}{^0}
\avr@ascii@def{1}{^1}
\avr@ascii@def{2}{^2}
\avr@ascii@def{3}{^3}
\avr@ascii@def{4}{^4}
\avr@ascii@def{5}{^5}
\avr@ascii@def{6}{^6}
\avr@ascii@def{7}{^7}
\avr@ascii@def{8}{^8}
\avr@ascii@def{9}{^9}
\avr@ascii@def{10}{^10}
\avr@ascii@def{11}{^11}
\avr@ascii@def{12}{^12}
\avr@ascii@def{13}{^13}
\avr@ascii@def{14}{^14}
\avr@ascii@def{15}{^15}
\avr@ascii@def{16}{^16}
\avr@ascii@def{17}{^17}
\avr@ascii@def{18}{^18}
\avr@ascii@def{19}{^19}
\avr@ascii@def{20}{^20}
\avr@ascii@def{21}{^21}
\avr@ascii@def{22}{^22}
\avr@ascii@def{23}{^23}
\avr@ascii@def{24}{^24}
\avr@ascii@def{25}{^25}
\avr@ascii@def{26}{^26}
\avr@ascii@def{27}{^27}
\avr@ascii@def{28}{^28}
\avr@ascii@def{29}{^29}
\avr@ascii@def{30}{^30}
\avr@ascii@def{31}{^31}
\avr@ascii@def{32}{ }
\avr@ascii@def{33}{!}
\avr@ascii@def{34}{"}
\avr@ascii@def{35}{\#}
\avr@ascii@def{36}{\$}
\avr@ascii@def{37}{\%}
\avr@ascii@def{38}{\&}
\avr@ascii@def{39}{'}
\avr@ascii@def{40}{(}
\avr@ascii@def{41}{)}
\avr@ascii@def{42}{*}
\avr@ascii@def{43}{+}
\avr@ascii@def{44}{,}
\avr@ascii@def{45}{-}
\avr@ascii@def{46}{.}
\avr@ascii@def{47}{/}
\avr@ascii@def{48}{0}
\avr@ascii@def{49}{1}
\avr@ascii@def{50}{2}
\avr@ascii@def{51}{3}
\avr@ascii@def{52}{4}
\avr@ascii@def{53}{5}
\avr@ascii@def{54}{6}
\avr@ascii@def{55}{7}
\avr@ascii@def{56}{8}
\avr@ascii@def{57}{9}
\avr@ascii@def{58}{:}
\avr@ascii@def{59}{;}
\avr@ascii@def{60}{<}
\avr@ascii@def{61}{=}
\avr@ascii@def{62}{>}
\avr@ascii@def{63}{?}
\avr@ascii@def{64}{@}
\avr@ascii@def{65}{A}
\avr@ascii@def{66}{B}
\avr@ascii@def{67}{C}
\avr@ascii@def{68}{D}
\avr@ascii@def{69}{E}
\avr@ascii@def{70}{F}
\avr@ascii@def{71}{G}
\avr@ascii@def{72}{H}
\avr@ascii@def{73}{I}
\avr@ascii@def{74}{J}
\avr@ascii@def{75}{K}
\avr@ascii@def{76}{L}
\avr@ascii@def{77}{M}
\avr@ascii@def{78}{N}
\avr@ascii@def{79}{O}
\avr@ascii@def{80}{P}
\avr@ascii@def{81}{Q}
\avr@ascii@def{82}{R}
\avr@ascii@def{83}{S}
\avr@ascii@def{84}{T}
\avr@ascii@def{85}{U}
\avr@ascii@def{86}{V}
\avr@ascii@def{87}{W}
\avr@ascii@def{88}{X}
\avr@ascii@def{89}{Y}
\avr@ascii@def{90}{Z}
\avr@ascii@def{91}{[}
\avr@ascii@def{92}{\char92}
\avr@ascii@def{93}{]}
\avr@ascii@def{94}{^}
\avr@ascii@def{95}{_}
\avr@ascii@def{96}{`}
\avr@ascii@def{97}{a}
\avr@ascii@def{98}{b}
\avr@ascii@def{99}{c}
\avr@ascii@def{100}{d}
\avr@ascii@def{101}{e}
\avr@ascii@def{102}{f}
\avr@ascii@def{103}{g}
\avr@ascii@def{104}{h}
\avr@ascii@def{105}{i}
\avr@ascii@def{106}{j}
\avr@ascii@def{107}{k}
\avr@ascii@def{108}{l}
\avr@ascii@def{109}{m}
\avr@ascii@def{110}{n}
\avr@ascii@def{111}{o}
\avr@ascii@def{112}{p}
\avr@ascii@def{113}{q}
\avr@ascii@def{114}{r}
\avr@ascii@def{115}{s}
\avr@ascii@def{116}{t}
\avr@ascii@def{117}{u}
\avr@ascii@def{118}{v}
\avr@ascii@def{119}{w}
\avr@ascii@def{120}{x}
\avr@ascii@def{121}{y}
\avr@ascii@def{122}{z}
\avr@ascii@def{123}{{}
\avr@ascii@def{124}{|}
\avr@ascii@def{125}{}}
\avr@ascii@def{126}{~}
\avr@ascii@def{127}{^?}
\avr@ascii@def{128}{^128}
\avr@ascii@def{129}{^129}
\avr@ascii@def{130}{^130}
\avr@ascii@def{131}{^131}
\avr@ascii@def{132}{^131}
\avr@ascii@def{133}{^133}
\avr@ascii@def{134}{^134}
\avr@ascii@def{135}{^135}
\avr@ascii@def{136}{^136}
\avr@ascii@def{137}{^137}
\avr@ascii@def{138}{^138}
\avr@ascii@def{139}{^139}
\avr@ascii@def{140}{^140}
\avr@ascii@def{141}{^141}
\avr@ascii@def{142}{^142}
\avr@ascii@def{143}{^143}
\avr@ascii@def{144}{^144}
\avr@ascii@def{145}{^145}
\avr@ascii@def{146}{^146}
\avr@ascii@def{147}{^147}
\avr@ascii@def{148}{^148}
\avr@ascii@def{149}{^149}
\avr@ascii@def{150}{^150}
\avr@ascii@def{151}{^151}
\avr@ascii@def{152}{^152}
\avr@ascii@def{153}{^153}
\avr@ascii@def{154}{^154}
\avr@ascii@def{155}{^155}
\avr@ascii@def{156}{^156}
\avr@ascii@def{157}{^157}
\avr@ascii@def{158}{^158}
\avr@ascii@def{159}{^159}
\avr@ascii@def{160}{^160}
\avr@ascii@def{161}{¡}
\avr@ascii@def{162}{¢}
\avr@ascii@def{163}{£}
\avr@ascii@def{164}{¤}
\avr@ascii@def{165}{¥}
\avr@ascii@def{166}{¦}
\avr@ascii@def{167}{§}
\avr@ascii@def{168}{¨}
\avr@ascii@def{169}{©}
\avr@ascii@def{170}{ª}
\avr@ascii@def{171}{«}
\avr@ascii@def{172}{¬}
\avr@ascii@def{173}{^173}
\avr@ascii@def{174}{®}
\avr@ascii@def{175}{¯}
\avr@ascii@def{176}{°}
\avr@ascii@def{177}{±}
\avr@ascii@def{178}{²}
\avr@ascii@def{179}{³}
\avr@ascii@def{180}{´}
\avr@ascii@def{181}{µ}
\avr@ascii@def{182}{}
\avr@ascii@def{183}{·}
\avr@ascii@def{184}{¸}
\avr@ascii@def{185}{¹}
\avr@ascii@def{186}{º}
\avr@ascii@def{187}{»}
\avr@ascii@def{188}{¼}
\avr@ascii@def{189}{½}
\avr@ascii@def{190}{¾}
\avr@ascii@def{191}{¿}
\avr@ascii@def{192}{À}
\avr@ascii@def{193}{Á}
\avr@ascii@def{194}{Â}
\avr@ascii@def{195}{Ã}
\avr@ascii@def{196}{Ä}
\avr@ascii@def{197}{Å}
\avr@ascii@def{198}{Æ}
\avr@ascii@def{199}{Ç}
\avr@ascii@def{200}{È}
\avr@ascii@def{201}{É}
\avr@ascii@def{202}{Ê}
\avr@ascii@def{203}{Ë}
\avr@ascii@def{204}{Ì}
\avr@ascii@def{205}{Í}
\avr@ascii@def{206}{Î}
\avr@ascii@def{207}{Ï}
\avr@ascii@def{208}{Ð}
\avr@ascii@def{209}{Ñ}
\avr@ascii@def{210}{Ò}
\avr@ascii@def{211}{Ó}
\avr@ascii@def{212}{Ô}
\avr@ascii@def{213}{Õ}
\avr@ascii@def{214}{Ö}
\avr@ascii@def{215}{×}
\avr@ascii@def{216}{Ø}
\avr@ascii@def{217}{Ù}
\avr@ascii@def{218}{Ú}
\avr@ascii@def{219}{Û}
\avr@ascii@def{220}{Ü}
\avr@ascii@def{221}{Ý}
\avr@ascii@def{222}{Þ}
\avr@ascii@def{223}{ß}
\avr@ascii@def{224}{à}
\avr@ascii@def{225}{á}
\avr@ascii@def{226}{â}
\avr@ascii@def{227}{ã}
\avr@ascii@def{228}{ä}
\avr@ascii@def{229}{å}
\avr@ascii@def{230}{æ}
\avr@ascii@def{231}{ç}
\avr@ascii@def{232}{è}
\avr@ascii@def{233}{é}
\avr@ascii@def{234}{ê}
\avr@ascii@def{235}{ë}
\avr@ascii@def{236}{ì}
\avr@ascii@def{237}{í}
\avr@ascii@def{238}{î}
\avr@ascii@def{239}{ï}
\avr@ascii@def{240}{ð}
\avr@ascii@def{241}{ñ}
\avr@ascii@def{242}{ò}
\avr@ascii@def{243}{ó}
\avr@ascii@def{244}{ô}
\avr@ascii@def{245}{õ}
\avr@ascii@def{246}{ö}
\avr@ascii@def{247}{÷}
\avr@ascii@def{248}{ø}
\avr@ascii@def{249}{ù}
\avr@ascii@def{250}{ú}
\avr@ascii@def{251}{û}
\avr@ascii@def{252}{ü}
\avr@ascii@def{253}{ý}
\avr@ascii@def{254}{þ}
\avr@ascii@def{255}{ÿ}
%%% Local Variables:
%%% mode: latex
%%% TeX-master: t
%%% TeX-master: "avr.tex"
%%% End:

View File

@ -29,6 +29,13 @@
}%
}
\def\avr@test@UDR#1{% Tests UDR output
\ifdefstring{\avr@UDR}{#1}{%Success
}{%
\avr@error{UDR unequal: #1 != \avr@UDR}%
}%
}
% Hook Macro for the tests
\def\avr@test{}
@ -432,11 +439,44 @@
\avr@instr@stepn{2}%
\avr@test@MEM{258}{00000000}
\avr@test@MEM{257}{00000000}
}
\preto\avr@test{\avr@test@STZ}
\def\avr@test@SWAP{%
\avr@test@setup{SWAP}%
\avr@instr@LDI{0}{\csuse{avr@r20}}{00001001}%
\avr@instr@SWAP{1}{\csuse{avr@r20}}%
\avr@instr@stepn{2}%
\avr@test@REG{r20}{10010000}
}
\preto\avr@test{\avr@test@SWAP}
\def\avr@test@LDSS{%
\avr@test@setup{LDS - STS}%
\avr@instr@LDI{0}{\csuse{avr@r20}}{00001001}%
\avr@instr@STSS{1}{\csuse{avr@r20}}{1101001}%
\avr@instr@LDSS{2}{\csuse{avr@r21}}{1101001}%
\avr@instr@stepn{3}%
\avr@test@REG{r21}{00001001}
}
\preto\avr@test{\avr@test@LDSS}
\def\avr@test@LDSS{%
\avr@test@setup{LDS - STS (long)}%
\avr@instr@LDI{0}{\csuse{avr@r20}}{00001001}%
\avr@instr@STS{1}{\csuse{avr@r20}}{0000000011111111}%
\avr@instr@LDS{3}{\csuse{avr@r21}}{0000000011111111}%
\avr@instr@SBRC{5}{\csuse{avr@r0}}{011}% Skip always
\avr@instr@LDS{6}{\csuse{avr@r20}}{0000000011110000}%
\avr@instr@NOP{8}%
\avr@instr@stepn{5}%
\avr@test@REG{r21}{00001001}
}
\preto\avr@test{\avr@test@LDSS}
%%% Local Variables:
%%% mode: latex
%%% TeX-master: "avr.tex"

32
tests/mul.c Normal file
View File

@ -0,0 +1,32 @@
#include <avr/io.h>
volatile char foo[30];
int main() {
foo[0] = 23;
foo[1] = 42;
// Should produce a mul
foo[2] = foo[0] * foo[1];
// Contains a decrement (8 Bit Dividend)
foo[3] = (unsigned char)((unsigned char )foo[1] / (unsigned char)foo[0]);
foo[4] = foo[1] % foo[0];
asm volatile ("break");
}
/*
check-name: Complex Memory Operations
check-start:
\avr@instr@stepn{100000}
\avr@test@MEM{96}{00010111} % 23
\avr@test@MEM{97}{00101010} % 42
\avr@test@MEM{98}{11000110} % 198
\avr@test@MEM{99}{00000001} % 1
\avr@test@MEM{100}{00010011} % 19
check-end:
*/

22
tests/string.c Normal file
View File

@ -0,0 +1,22 @@
#include <avr/io.h>
// Produces LPM operations
const char *foo = "abc";
int main() {
char* p = foo;
while (*p) {
UDR = *p++;
}
asm volatile ("break");
}
/*
check-name: String Operations
check-start:
\avr@instr@stepn{1000000}
\avr@test@UDR{abc}
check-end:
*/

View File

@ -111,7 +111,11 @@ do_test()
if [ "$actual_exit_value" -ne 0 ]; then
error " Actual exit value does not match the expected one."
error " expected 0, got $actual_exit_value"
tail -n 10 $file.output | sed 's/^/ /'
if [ x"$V" = x"1" ]; then
cat $file.output | sed 's/^/ /'
else
tail -n 10 $file.output | sed 's/^/ /'
fi
test_failed=1
fi