avr/avremu
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avremu/avr.testsuite.tex

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First Steps
2014-09-20 20:09:39 +02:00
%% This is the test suite for my avr Implementation
\def\avr@test@setup#1{%
\typeout{---- Test: #1 ----}%
\typeout{-> Initialize the AVR}%
\avr@init%
}
\def\avr@test@SREG#1{% Tests SREG for value
\avr@sreg@get{\@@SREG}%
\expandafter\ifstrequal\expandafter{\@@SREG}{#1}{%Success
}{%
\avr@error{SREG unequal: #1 != \@@SREG}%
}%
}
\def\avr@test@REG#1#2{% Tests SREG for value
\avr@reg@get{\csuse{avr@#1}}{\@@REG}%
\expandafter\ifstrequal\expandafter{\@@REG}{#2}{%Success
}{%
\avr@error{REG unequal: #2 != \@@REG}%
}%
}
Implement Load and Store Command for Memory
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\def\avr@test@MEM#1#2{% Tests MEM for value
\avr@mem@get{#1}{\@@MEM}%
\expandafter\ifstrequal\expandafter{\@@MEM}{#2}{%Success
}{%
\avr@error{MEM unequal: #2 != \@@MEM}%
}%
}
First Steps
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% Hook Macro for the tests
\def\avr@test{}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\def\avr@test@ADD{%
\def\avr@test@helper##1##2{%
\avr@test@setup{ADD: ##1+##2}%
\avr@instr@LDI{0}{\csuse{avr@r31}}{##1}%
\avr@instr@LDI{1}{\csuse{avr@r17}}{##2}%
\avr@instr@ADD{2}{\csuse{avr@r17}}{\csuse{avr@r31}}%
\avr@instr@stepn{3}%
}%
\avr@test@helper{00000000}{00000001}%
\avr@test@SREG{00000000}%
\avr@test@REG{r17}{00000001}%
% Test Zero Flag
\avr@test@helper{00000000}{00000000}%
\avr@test@SREG{00000010}%
\avr@test@REG{r17}{00000000}%
% Test Carry and Half Carry
\avr@test@helper{11111111}{00000010}%
\avr@test@SREG{00100001}%
\avr@test@REG{r17}{00000001}%
% Test V
\avr@test@helper{10000000}{10000000}%
\avr@test@REG{r17}{00000000}%
\avr@test@SREG{00011011}%
}
\appto\avr@test{\avr@test@ADD}
\def\avr@test@ADC{%
\def\avr@test@helper##1##2##3##4{%
\avr@test@setup{ADD: (##1:##2) + (##3:##4)}%
\avr@instr@LDI{0}{\csuse{avr@r30}}{##1}%
\avr@instr@LDI{1}{\csuse{avr@r31}}{##2}%
\avr@instr@LDI{2}{\csuse{avr@r17}}{##3}%
\avr@instr@LDI{3}{\csuse{avr@r18}}{##4}%
\avr@instr@ADD{4}{\csuse{avr@r18}}{\csuse{avr@r31}}%
\avr@instr@ADC{5}{\csuse{avr@r17}}{\csuse{avr@r30}}%
\avr@instr@stepn{6}%
}%
\avr@test@helper{00000000}{10000001}{00000000}{10000000}%
\avr@test@REG{r17}{00000001}%
\avr@test@SREG{00000000}%
\avr@test@helper{00000011}{10000001}{00001100}{10000000}%
\avr@test@REG{r17}{00010000}%
\avr@test@SREG{00100000}%
}
\appto\avr@test{\avr@test@ADC}
\def\avr@test@SUB{%
\def\avr@test@helper##1##2{%
\avr@test@setup{SUB: ##1 - ##2}%
\avr@instr@LDI{0}{\csuse{avr@r17}}{##1}%
\avr@instr@LDI{1}{\csuse{avr@r31}}{##2}%
\avr@instr@SUB{2}{\csuse{avr@r17}}{\csuse{avr@r31}}%
\avr@instr@stepn{3}%
}%
\avr@test@helper{00001111}{00000010}%
\avr@test@REG{r17}{00001101}%
\avr@test@SREG{00000000}%
\avr@test@helper{00001111}{00010000}%
\avr@test@REG{r17}{11111111}%
First Compiled and Executed Fibonacci
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\avr@test@SREG{00010101}%
First Steps
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}
\appto\avr@test{\avr@test@SUB}
\def\avr@test@SBC{%
\def\avr@test@helper##1##2##3##4{%
\avr@test@setup{SBC: (##1:##2) - (##3:##4)}%
\avr@instr@LDI{0}{\csuse{avr@r30}}{##3}%
\avr@instr@LDI{1}{\csuse{avr@r31}}{##4}%
\avr@instr@LDI{2}{\csuse{avr@r17}}{##1}%
\avr@instr@LDI{3}{\csuse{avr@r18}}{##2}%
\avr@instr@SUB{4}{\csuse{avr@r18}}{\csuse{avr@r31}}%
\avr@instr@SBC{5}{\csuse{avr@r17}}{\csuse{avr@r30}}%
\avr@instr@stepn{6}%
}%
\avr@test@helper{00000000}{10000001}{00000000}{10000001}%
\avr@test@REG{r17}{00000000}%
\avr@test@REG{r18}{00000000}%
\avr@test@SREG{00000010}%
\avr@test@helper{00000000}{00000000}{00000000}{00000001}%
\avr@test@REG{r17}{11111111}%
\avr@test@REG{r18}{11111111}%
First Compiled and Executed Fibonacci
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\avr@test@SREG{00110101}%
First Steps
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\avr@test@helper{00000000}{10000000}{00000000}{00000001}%
\avr@test@REG{r17}{00000000}%
\avr@test@REG{r18}{01111111}%
\avr@test@SREG{00000010}%
}
\appto\avr@test{\avr@test@SBC}
\def\avr@test@BRB{%
\def\avr@test@helper##1##2##3{%
\avr@test@setup{BRB: ##1+##2 => PC+2}%
\avr@instr@LDI{0}{\csuse{avr@r30}}{##1}%
\avr@instr@LDI{1}{\csuse{avr@r31}}{##2}%
\avr@instr@ADD{2}{\csuse{avr@r30}}{\csuse{avr@r31}}%
\@@BRB{3}{##3}{1}%
\avr@instr@LDI{4}{\csuse{avr@r31}}{11001100}%
\avr@instr@LDI{5}{\csuse{avr@r20}}{00000000}%
\avr@instr@stepn{5}%
}%
% Check for cleared flag
\def\@@BRB{\avr@instr@BRBC}
\avr@test@helper{10000000}{10000000}{000}%
\avr@test@REG{r31}{11001100}%
\avr@test@helper{10000000}{00000001}{000}%
\avr@test@REG{r31}{00000001}%
% Check for SET flag
\def\@@BRB{\avr@instr@BRBS}
\avr@test@helper{10000000}{10000000}{000}%
\avr@test@REG{r31}{10000000}%
\avr@test@helper{10000000}{10000001}{100}%
\avr@test@REG{r31}{10000001}%
}
\preto\avr@test{\avr@test@BRB}
\def\avr@test@fibonacci{%
\avr@test@setup{Fibonacci -- fib(8)=21}%
\avr@instr@LDI{0}{\csuse{avr@r30}}{00000001}%
\avr@instr@LDI{1}{\csuse{avr@r31}}{00000001}%
\avr@instr@LDI{2}{\csuse{avr@r20}}{00000101}%
\avr@instr@LDI{3}{\csuse{avr@r21}}{00000001}%
% tmp = x
\avr@instr@MOV{4}{\csuse{avr@r29}}{\csuse{avr@r30}}%
% x = x + y
\avr@instr@ADD{5}{\csuse{avr@r30}}{\csuse{avr@r31}}%
% y = tmp
\avr@instr@MOV{6}{\csuse{avr@r31}}{\csuse{avr@r29}}%
% i--
\avr@instr@SUB{7}{\csuse{avr@r20}}{\csuse{avr@r21}}%
\avr@instr@BRPL{8}{-5}
\avr@instr@BREAK{9}
\avr@instr@stepn{100}%
\avr@test@REG{r30}{00010101}
}
\preto\avr@test{\avr@test@fibonacci}
More stuff
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\def\avr@test@BITOPS{%
\avr@test@setup{Bit Operations}%
\avr@instr@LDI{0}{\csuse{avr@r30}}{00111100}%
\avr@instr@LDI{1}{\csuse{avr@r31}}{00001111}%
\avr@instr@AND{2}{\csuse{avr@r30}}{\csuse{avr@r31}}%
\avr@instr@stepn{3}%
\avr@test@REG{r30}{00001100}
\avr@instr@ANDI{3}{\csuse{avr@r30}}{00001000}%
\avr@instr@stepn{1}%
\avr@test@REG{r30}{00001000}
\avr@instr@ORI{4}{\csuse{avr@r20}}{10101010}%
\avr@instr@stepn{1}%
\avr@test@REG{r20}{10101010}
\avr@instr@EOR{5}{\csuse{avr@r30}}{\csuse{avr@r20}}%
\avr@instr@TST{6}{\csuse{avr@r30}}%
\avr@instr@stepn{2}%
\avr@test@REG{r30}{10100010}
}
\preto\avr@test{\avr@test@BITOPS}
\def\avr@test@SUBI{%
\avr@test@setup{SUBI}%
\avr@instr@LDI{0}{\csuse{avr@r30}}{00001111}%
\avr@instr@SUBI{1}{\csuse{avr@r30}}{00010000}%
\avr@instr@SBCI{2}{\csuse{avr@r30}}{00000001}%
\avr@instr@stepn{2}%
\avr@test@REG{r30}{11111111}
First Compiled and Executed Fibonacci
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\avr@test@SREG{00010101}
More stuff
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\avr@instr@stepn{1}%
\avr@test@REG{r30}{11111101}
First Compiled and Executed Fibonacci
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\avr@test@SREG{00010100}
More stuff
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}
\preto\avr@test{\avr@test@SUBI}
More Instruction Implementations
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\def\avr@test@CPI{%
\avr@test@setup{CPI}%
\avr@instr@LDI{0}{\csuse{avr@r30}}{00001111}%
\avr@instr@CPI{1}{\csuse{avr@r30}}{00001111}%
\avr@instr@stepn{2}%
\avr@test@REG{r30}{00001111}
\avr@test@SREG{00000010}
}
\preto\avr@test{\avr@test@CPI}
\def\avr@test@MOVW{%
\avr@test@setup{MOVW}%
\avr@instr@LDI{0}{\csuse{avr@r30}}{00001111}%
\avr@instr@LDI{1}{\csuse{avr@r31}}{11110000}%
\avr@instr@MOVW{2}{\csuse{avr@r2}}{\csuse{avr@r30}}%
\avr@instr@stepn{3}%
\avr@test@REG{r2}{00001111}
\avr@test@REG{r3}{11110000}
\avr@test@SREG{00000000}
}
\preto\avr@test{\avr@test@MOVW}
\def\avr@test@BSET{%
\avr@test@setup{BSET}%
\avr@instr@SEI{0}%
\avr@instr@SEC{1}%
\avr@instr@CLI{2}%
\avr@instr@stepn{2}%
\avr@test@SREG{10000001}
\avr@instr@stepn{1}%
\avr@test@SREG{00000001}
}
\preto\avr@test{\avr@test@BSET}
\def\avr@test@BST{%
\avr@test@setup{BST}%
\avr@instr@LDI{0}{\csuse{avr@r31}}{00010000}%
\avr@instr@BST{1}{\csuse{avr@r31}}{100}%
\avr@instr@BLD{2}{\csuse{avr@r31}}{000}%
\avr@instr@CLT{3}
\avr@instr@BLD{4}{\csuse{avr@r31}}{100}%
\avr@instr@stepn{2}%
\avr@test@SREG{01000000}
\avr@instr@stepn{1}
\avr@test@REG{r31}{00010001}
\avr@instr@stepn{2}%
\avr@test@SREG{00000000}
\avr@test@REG{r31}{00000001}
}
\preto\avr@test{\avr@test@BST}
\def\avr@test@NEG{%
\avr@test@setup{NEG}%
\avr@instr@LDI{0}{\csuse{avr@r20}}{00000001}%
\avr@instr@NEG{1}{\csuse{avr@r20}}%
\avr@instr@NEG{2}{\csuse{avr@r20}}%
\avr@instr@stepn{2}%
\avr@test@REG{r20}{11111111}
First Compiled and Executed Fibonacci
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\avr@test@SREG{00110101}
More Instruction Implementations
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\avr@instr@stepn{1}%
\avr@test@REG{r20}{00000001}
\avr@test@SREG{00100001}
}
\preto\avr@test{\avr@test@NEG}
\def\avr@test@COM{%
\avr@test@setup{COM}%
\avr@instr@LDI{0}{\csuse{avr@r20}}{00000001}%
\avr@instr@COM{1}{\csuse{avr@r20}}%
\avr@instr@COM{2}{\csuse{avr@r20}}%
\avr@instr@stepn{2}%
\avr@test@REG{r20}{11111110}
First Compiled and Executed Fibonacci
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\avr@test@SREG{00010101}
More Instruction Implementations
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\avr@instr@stepn{1}%
\avr@test@REG{r20}{00000001}
\avr@test@SREG{00000001}
}
\preto\avr@test{\avr@test@COM}
\def\avr@test@SBR{%
\avr@test@setup{SBR[CS]}%
\avr@instr@LDI{0}{\csuse{avr@r20}}{00001000}%
\avr@instr@SBRS{1}{\csuse{avr@r20}}{011}%
\avr@instr@LDI{2}{\csuse{avr@r20}}{00001111}%
\avr@instr@NOP{3}
\avr@instr@stepn{3}%
\avr@test@REG{r20}{00001000}
\avr@instr@SBRS{4}{\csuse{avr@r20}}{010}%
\avr@instr@LDI{5}{\csuse{avr@r20}}{00001111}%
\avr@instr@NOP{6}
\avr@instr@stepn{2}%
\avr@test@REG{r20}{00001111}
}
\preto\avr@test{\avr@test@SBR}
\def\avr@test@ASR{%
\avr@test@setup{ASR}%
\avr@instr@LDI{0}{\csuse{avr@r20}}{00001001}%
\avr@instr@ASR{1}{\csuse{avr@r20}}%
\avr@instr@LDI{2}{\csuse{avr@r20}}{10001001}%
\avr@instr@ASR{3}{\csuse{avr@r20}}%
\avr@instr@stepn{2}%
\avr@test@REG{r20}{00000100}
\avr@test@SREG{00011001}
\avr@instr@stepn{2}%
\avr@test@REG{r20}{11000100}
First Compiled and Executed Fibonacci
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\avr@test@SREG{00010101}
More Instruction Implementations
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}
\preto\avr@test{\avr@test@ASR}
\def\avr@test@LSR{%
\avr@test@setup{LSR}%
\avr@instr@LDI{0}{\csuse{avr@r20}}{00001001}%
\avr@instr@LSR{1}{\csuse{avr@r20}}%
\avr@instr@LDI{2}{\csuse{avr@r20}}{10001001}%
\avr@instr@LSR{3}{\csuse{avr@r20}}%
\avr@instr@stepn{2}%
\avr@test@REG{r20}{00000100}
\avr@test@SREG{00011001}
\avr@instr@stepn{2}%
\avr@test@REG{r20}{01000100}
\avr@test@SREG{00011001}
}
\preto\avr@test{\avr@test@LSR}
\def\avr@test@ROR{%
\avr@test@setup{ROR}%
\avr@instr@LDI{0}{\csuse{avr@r20}}{00000001}%
\avr@instr@ROR{1}{\csuse{avr@r20}}%
\avr@instr@ROR{2}{\csuse{avr@r20}}%
\avr@instr@ROR{3}{\csuse{avr@r20}}%
\avr@instr@stepn{2}%
\avr@test@REG{r20}{00000000}
\avr@test@SREG{00011011}
\avr@instr@stepn{1}%
\avr@test@REG{r20}{10000000}
First Compiled and Executed Fibonacci
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\avr@test@SREG{00001100}
More Instruction Implementations
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\avr@instr@stepn{1}%
\avr@test@REG{r20}{01000000}
\avr@test@SREG{00000000}
}
\preto\avr@test{\avr@test@ROR}
First Compiled and Executed Fibonacci
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Implement Load and Store Command for Memory
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\def\avr@test@LDX{%
\avr@test@setup{LDX}%
\avr@mem@set{11110111}{257}%
\avr@mem@set{11110000}{258}%
\avr@mem@set{11110001}{259}%
\avr@instr@LDI{0}{\csuse{avr@r27}}{00000001}%
\avr@instr@LDI{1}{\csuse{avr@r26}}{00000010}%
\avr@instr@LDX{2}{\csuse{avr@r20}}%
\avr@instr@LDXp{3}{\csuse{avr@r21}}%
\avr@instr@LDmX{4}{\csuse{avr@r22}}%
\avr@instr@LDmX{5}{\csuse{avr@r23}}%
\avr@instr@LDmX{6}{\csuse{avr@r24}}%
\avr@instr@LDmX{7}{\csuse{avr@r24}}%
\avr@instr@stepn{8}%
\avr@test@REG{r20}{11110000}
\avr@test@REG{r21}{11110000}
\avr@test@REG{r22}{11110000}
\avr@test@REG{r23}{11110111}
\avr@test@REG{r24}{00000000}
\avr@test@REG{r26}{11111111}
\avr@test@REG{r27}{00000000}
}
\preto\avr@test{\avr@test@LDX}
\def\avr@test@STZ{%
\avr@test@setup{STZ}%
\avr@instr@LDI{0}{\csuse{avr@r31}}{00000001}%
\avr@instr@LDI{1}{\csuse{avr@r30}}{00000010}%
\avr@instr@STZ{2}{\csuse{avr@r30}}%
\avr@instr@STmZ{3}{\csuse{avr@r30}}%
\avr@instr@STZp{4}{\csuse{avr@r0}}%
\avr@instr@STZp{5}{\csuse{avr@r0}}%
\avr@instr@stepn{4}%
\avr@test@MEM{258}{00000010}
\avr@test@MEM{257}{00000010}
\avr@instr@stepn{2}%
\avr@test@MEM{258}{00000000}
\avr@test@MEM{257}{00000000}
}
\preto\avr@test{\avr@test@STZ}
First Steps
2014-09-20 20:09:39 +02:00
%%% Local Variables:
%%% mode: latex
%%% TeX-master: "avr.tex"
%%% End:
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