nxu/test-math32.tal

( math32.tal )
( )
( 32-bit integers are represented by two 16-bit integers )
( x** means xhi* xlo* )

%EMIT { #18 DEO } )
%DIGIT { #00 SWP ;digits ADD2 LDA EMIT }
%SPACE { #20 EMIT }
%NEWLINE { #0a EMIT }
%RESET-POS { #0000 ;pos STA2 #00 ;buf STA }
%EMIT-BYTE { DUP #04 SFT DIGIT #0f AND DIGIT }

( devices )
|10 @Console    [ &vector $2 &read     $1 &pad    $5 &write $1 ]

( program )
|0100 ;test-interact .Console/vector DEO2 BRK

( include math32 library )

~math32.tal

( testing )

( parses hex representation e.g. #31 #33 -> #13 )
@parse-byte ( c0 c1 -> x^ )
    ( lower char )
    DUP #3a LTH ,&lo-digit JCN
    #57 ,&lo JMP &lo-digit #30
    &lo SUB SWP

    ( higher char ))
    DUP #3a LTH ,&hi-digit JCN
    #57 ,&hi JMP &hi-digit #30
    &hi SUB #40 SFT ORA
RTN

@buf $24 ( buffer used by test-interact )
@pos $2 ( position in buffer used by test-interact )

( save character input and execute tests on \n )
( tests always start with a single character and a space )
( then additional arguments are passed. )
@test-interact
    .Console/read DEI ( char^ )
    DUP #0a EQU ( char^ char=\n? )
    ,&exec JCN ( char^ )
    ;pos LDA2 ;buf ADD2 STA
    ;pos LDA2k INC2 SWP2 STA2 BRK
    &exec
    POP ( )
    ;buf LDA LIT '+ EQU ;test-add32 JCN2
    ;buf LDA LIT '* EQU ;test-mul32 JCN2
    ;buf LDA LIT '- EQU ;test-sub32 JCN2
    ;buf LDA LIT '/ EQU ;test-div32 JCN2
    ;buf LDA LIT 'L EQU ;test-left-shift JCN2
    ;buf LDA LIT 'R EQU ;test-right-shift JCN2
    ;buf LDA LIT 'B EQU ;test-bitcount32 JCN2
    ;buf LDA LIT '& EQU ;test-and32 JCN2
    ;buf LDA LIT '| EQU ;test-or32 JCN2
    ;buf LDA LIT '^ EQU ;test-xor32 JCN2
    ;buf LDA LIT '~ EQU ;test-complement32 JCN2
    ;buf LDA LIT 'N EQU ;test-negate32 JCN2
    ;buf LDA LIT '= EQU ;test-eq32 JCN2
    ;buf LDA LIT '! EQU ;test-ne32 JCN2
    ;buf LDA LIT '0 EQU ;test-is-zero32 JCN2
    ;buf LDA LIT 'Z EQU ;test-non-zero32 JCN2
    ;buf LDA LIT '< EQU ;test-lt32 JCN2
    ;buf LDA LIT '> EQU ;test-gt32 JCN2
    ;buf LDA LIT '{ EQU ;test-lteq32 JCN2
    ;buf LDA LIT '} EQU ;test-gteq32 JCN2
    LIT '? EMIT NEWLINE RESET-POS BRK

@read-byte ( addr* -> x^ )
    LDA2 ;parse-byte JSR2
RTN

@read-long ( addr* -> x** )
    DUP2 ,&loc STR2 LDA2 ;parse-byte JSR2
    ,&loc LDR2 #0002 ADD2 LDA2 ;parse-byte JSR2
    ,&loc LDR2 #0004 ADD2 LDA2 ;parse-byte JSR2
    ,&loc LDR2 #0006 ADD2 LDA2 ;parse-byte JSR2
RTN
[ &loc $2 ]

( format: ". xxxxxxxx" -> "zzzzzzzz" )
@unary-32-test
    ;buf #0002 ADD2 ;read-long JSR2
    ROT2 JSR2 ;emit-long JSR2
    NEWLINE RESET-POS BRK

( format: ". xxxxxxxx" -> "zz" )
@unary-32-8-test
    ;buf #0002 ADD2 ;read-long JSR2
    ROT2 JSR2 ;emit-byte JSR2
    NEWLINE RESET-POS BRK

( format: ". xxxxxxxx yyyyyyyy" -> "zzzzzzzz" )
@binary-32-test
    ;buf #0002 ADD2 ;read-long JSR2
    ROT2
    ;buf #000b ADD2 ;read-long JSR2
    ROT2 JSR2 ;emit-long JSR2
    NEWLINE RESET-POS BRK

( format: ". xxxxxxxx yy" -> "zzzzzzzz" )
@binary-32-8-32-test
    ;buf #0002 ADD2 ;read-long JSR2
    ROT2
    ;buf #000b ADD2 ;read-byte JSR2
    TOR JSR2 ;emit-long JSR2
    NEWLINE RESET-POS BRK

( format: ". xxxxxxxx yyyyyyyy" -> "zz" )
@binary-32-32-8-test
    ;buf #0002 ADD2 ;read-long JSR2
    ROT2
    ;buf #000b ADD2 ;read-long JSR2
    ROT2 JSR2 ;emit-byte JSR2
    NEWLINE RESET-POS BRK

( different test executors )
@test-add32 ;add32 ;binary-32-test JMP2
@test-mul32 ;mul32 ;binary-32-test JMP2
@test-sub32 ;sub32 ;binary-32-test JMP2
@test-div32 ;div32 ;binary-32-test JMP2
@test-left-shift ;left-shift ;binary-32-8-32-test JMP2
@test-right-shift ;right-shift ;binary-32-8-32-test JMP2
@test-bitcount32 ;bitcount32 ;unary-32-8-test JMP2
@test-and32 ;and32 ;binary-32-test JMP2
@test-or32 ;or32  ;binary-32-test JMP2
@test-xor32 ;xor32 ;binary-32-test JMP2
@test-complement32 ;complement32 ;unary-32-test JMP2
@test-negate32 ;negate32 ;unary-32-test JMP2
@test-eq32 ;eq32 ;binary-32-32-8-test JMP2
@test-ne32 ;ne32 ;binary-32-32-8-test JMP2
@test-is-zero32 ;is-zero32 ;unary-32-8-test JMP2
@test-non-zero32 ;non-zero32 ;unary-32-8-test JMP2
@test-lt32 ;lt32 ;binary-32-32-8-test JMP2
@test-lteq32 ;lteq32 ;binary-32-32-8-test JMP2
@test-gt32 ;gt32 ;binary-32-32-8-test JMP2
@test-gteq32 ;gteq32 ;binary-32-32-8-test JMP2

@emit-long ( hi* lo* -> )
    SWP2
    SWP EMIT-BYTE EMIT-BYTE
    SWP EMIT-BYTE EMIT-BYTE
RTN

@emit-byte ( x^ -> )
    EMIT-BYTE
RTN

( convenience for less branching when printing hex )
@digits
    30 31 32 33 34 35 36 37
    38 39 61 62 63 64 65 66