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symbol -> bareword

This commit is contained in:
~d6 2022-11-30 10:27:20 -05:00
parent c1a11c0522
commit 9bfc460499
3 changed files with 92 additions and 60 deletions
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75
bfloat16.tal
View File

@ -76,7 +76,7 @@
( #00 #86 #7f ;bf16-join JSR2 ;emit-bf16 JSR2 NEWLINE ) ( #00 #86 #7f ;bf16-join JSR2 ;emit-bf16 JSR2 NEWLINE )
( #ff ;byte-to-bf16 JSR2 ;test JSR2 ) ( #ff ;byte-to-bf16 JSR2 ;test JSR2 )
( #ff ;byte-to-bf16 JSR2 #01 ;round-shift JSR2 ;test JSR2 ( #ff ;byte-to-bf16 JSR2 #01 ;round-shift JSR2 ;test JSR2
#03 ;byte-to-bf16 JSR2 ;test JSR2 #03 ;byte-to-bf16 JSR2 ;test JSR2 )
#7f80 ;test JSR2 #7f80 ;test JSR2
#ff80 ;test JSR2 #ff80 ;test JSR2
#ff81 ;test JSR2 #ff81 ;test JSR2
@ -87,12 +87,18 @@
#3f80 ;test JSR2 #3f80 ;test JSR2
#bf80 ;test JSR2 #bf80 ;test JSR2
#4000 ;test JSR2 #4000 ;test JSR2
#4080 ;test JSR2 ) #4080 ;test JSR2
#00 #00 DIV ( exit ) #4100 ;test JSR2
BRK
#3f80 ;test JSR2
#3f80 DUP2 ;add-bf16 JSR2 ;test JSR2
#010f DEO BRK
@test ( x* -> ) @test ( x* -> )
DUP2 ;emit-u16 JSR2 SPACE LIT '- EMIT LIT '> EMIT SPACE ;emit-bf16 JSR2 NEWLINE JMP2r DUP2 ;emit-u16 JSR2 SPACE
LIT "- EMIT LIT "> EMIT SPACE
;emit-bf16 JSR2 NEWLINE JMP2r
@emit-digit ( d^ -> ) @emit-digit ( d^ -> )
DUP #0a LTH DUP #0a LTH
@ -111,36 +117,36 @@
JMP2r JMP2r
@emit-s8 ( x^ -> ) @emit-s8 ( x^ -> )
DUP #07 SFT ,&is-negative JCN LIT '+ EMIT ;emit-u8 JSR2 JMP2r DUP #07 SFT ,&is-negative JCN LIT "+ EMIT ;emit-u8 JSR2 JMP2r
&is-negative LIT '- EMIT #7f AND #80 SWP SUB ;emit-u8 JSR2 JMP2r &is-negative LIT "- EMIT #7f AND #80 SWP SUB ;emit-u8 JSR2 JMP2r
@emit-s16 ( x* -> ) @emit-s16 ( x* -> )
DUP2 #0f SFT2 SWP POP ,&is-negative JCN LIT '+ EMIT ;emit-u16 JSR2 JMP2r DUP2 #0f SFT2 SWP POP ,&is-negative JCN LIT "+ EMIT ;emit-u16 JSR2 JMP2r
&is-negative LIT '- EMIT #7fff AND2 #8000 SWP2 SUB2 ;emit-u16 JSR2 JMP2r &is-negative LIT "- EMIT #7fff AND2 #8000 SWP2 SUB2 ;emit-u16 JSR2 JMP2r
@emit-bf16 ( x* -> ) @emit-bf16 ( x* -> )
;bf16-split JSR2 ( sgn exp mnt ) ;bf16-split JSR2 ( sgn exp mnt )
( sentinel or value ) ( sentinel or value )
OVR #ff NEQ ,&non-sentinal JCN OVR #ff NEQ ,&non-sentinal JCN
,&is-nan JCN POP #00 EQU ,&pos-inf JCN LIT '- EMIT ,&is-nan JCN POP #00 EQU ,&pos-inf JCN LIT "- EMIT
&pos-inf LIT 'i EMIT LIT 'n EMIT LIT 'f EMIT JMP2r &pos-inf LIT "i EMIT LIT "n EMIT LIT "f EMIT JMP2r
&is-nan LIT 'n EMIT LIT 'a EMIT LIT 'n EMIT JMP2r &is-nan LIT "n EMIT LIT "a EMIT LIT "n EMIT JMP2r
( zero or non-zero ) ( zero or non-zero )
&non-sentinal DUP2 ORA ,&non-zero JCN &non-sentinal DUP2 ORA ,&non-zero JCN
POP2 ,&is-negative-zero JCN ,&zero-suffix JMP POP2 ,&is-negative-zero JCN ,&zero-suffix JMP
&is-negative-zero LIT '- EMIT &is-negative-zero LIT "- EMIT
&zero-suffix LIT '0 EMIT LIT 'x EMIT LIT '0 EMIT LIT '. EMIT &zero-suffix LIT "0 EMIT LIT "x EMIT LIT "0 EMIT LIT ". EMIT
#00 ;emit-u8 JSR2 LIT 'p EMIT #00 ;emit-s8 JSR2 JMP2r #00 ;emit-u8 JSR2 LIT "p EMIT #00 ;emit-s8 JSR2 JMP2r
( normal or subnormal ) ( normal or subnormal )
&non-zero ROT ,&is-negative JCN ,&post-sgn JMP &non-zero ROT ,&is-negative JCN ,&post-sgn JMP
&is-negative LIT '- EMIT &is-negative LIT "- EMIT
&post-sgn LIT '0 EMIT LIT 'x EMIT &post-sgn LIT "0 EMIT LIT "x EMIT
OVR ,&is-normal JCN LIT '0 ,&suffix JMP &is-normal LIT '1 OVR ,&is-normal JCN LIT "0 ,&suffix JMP &is-normal LIT "1
&suffix EMIT LIT '. EMIT ;emit-u8 JSR2 &suffix EMIT LIT ". EMIT ;emit-u8 JSR2
LIT 'p EMIT #7f SUB ;emit-s8 JSR2 LIT "p EMIT #7f SUB ;emit-s8 JSR2
JMP2r JMP2r
@bf16-join ( sgn^ exp^ mta^ -> x* ) @bf16-join ( sgn^ exp^ mta^ -> x* )
@ -162,6 +168,8 @@
%EXPONENT { #10 SFT2 POP } %EXPONENT { #10 SFT2 POP }
%MANTISSA { NIP #7f AND } %MANTISSA { NIP #7f AND }
%MAX { GTHk JMP SWP POP }
( returns full mta: #00 to #ff ) ( returns full mta: #00 to #ff )
( normal numbers will be >= #80 ) ( normal numbers will be >= #80 )
( subnormal numbers will be < #80 ) ( subnormal numbers will be < #80 )
@ -306,12 +314,25 @@
( 5. inf + x = inf ) ( 5. inf + x = inf )
( 6. -inf + x = -inf ) ( 6. -inf + x = -inf )
@add-bf16 ( x* y* -> z* ) @add-bf16 ( x* y* -> z* )
DUP2 ;is-nan JMP2 STH SWP2 DUP2 ;is-nan JSR2 STH SWP2 ( y x [ynan?] )
DUP2 ;is-nan JMP2 STH SWP2 DUP2 ;is-nan JSR2 STH SWP2 ( x y [xnan? ynan? ] )
STH2r ORA ,&nan JCN ( is lhs or rhs nan? ) STH2r ORA ,&nan JCN ( x y )
DUP2 ;is-inf JSR2 ,&y-inf JCN ( x y )
OVR2 ;is-inf JSR2 ,&x-inf JCN ( x y )
OVR2 OVR2 ( x y x y )
EXPONENT STH EXPONENT STHr ( x* y* ex^ ey^ )
EQUk ,&same-exponent JCN
LTHk ,&smaller-x JCN
SWP STH2 SWP2 STH2r
&smaller-x ( s* b* es^ eb^ )
STHk SWP SUB ( s* b* delta^ [eb] )
&same-epxponent ( x* y* ex^ ey^ )
DUP2 ;is-inf ,&rhs-inf JCN ( is rhs inf? )
SWP2 ;is-inf ,&lhs-inf JCN ( is lhs inf? )
( TODO: determine exponent, round, and add ) ( TODO: determine exponent, round, and add )
( stack is [rhs lhs] but order doesn't matter ) ( stack is [rhs lhs] but order doesn't matter )
@ -319,8 +340,8 @@
JMP2r JMP2r
&nan POP2 POP2 #ffff JMP2r &nan POP2 POP2 #ffff JMP2r
&rhs-inf SWP2 #8000 EOR2 EQUk ,&nan JCN POP2 JMP2r &y-inf SWP2 #8000 EOR2 EQU2k ,&nan JCN POP2 JMP2r
&lhs-inf SWP2 POP2 JMP2r &x-inf POP2 JMP2r
( TODO ) ( TODO )
( lots of stuff including: ) ( lots of stuff including: )

10
fix16.tal
View File

@ -219,6 +219,16 @@
@x16-remainder ( x* y* -> x%y* ) @x16-remainder ( x* y* -> x%y* )
DIV2k MUL2 SUB2 JMP2r DIV2k MUL2 SUB2 JMP2r
@x16-from-s8 ( n^ -> x* )
#00 JMP2r
@x16-from-s16 ( n* -> x* )
DUP2 #ff80 GTH2 ,&neg JCN
DUP2 #007f GTH2 ,&error JCN
NIP #00 SWP JMP2r
&neg NIP #ff SWP JMP2r
&error #0000 DIV
( 1.5 -> 1, 0.5 -> 0, -1.5 -> -1 ) ( 1.5 -> 1, 0.5 -> 0, -1.5 -> -1 )
@x16-to-s16 ( x* -> whole* ) @x16-to-s16 ( x* -> whole* )
DUP2 #7fff GTH2 ,&neg JCN ( x0 x1 ) DUP2 #7fff GTH2 ,&neg JCN ( x0 x1 )

1
hoax.tal
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@ -86,6 +86,7 @@
( "abcd" 7 bytes ) ( "abcd" 7 bytes )
( "abcde" 12 bytes ) ( "abcde" 12 bytes )
( TODO: symbols should display as barewords by default )
( TODO: special case empty string? ) ( TODO: special case empty string? )
%NL { #0a18 DEO } %NL { #0a18 DEO }