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-rw-r--r--new-luxc/source/luxc/lang/host/js.lux11
-rw-r--r--new-luxc/source/luxc/lang/translation/js/runtime.jvm.lux418
2 files changed, 86 insertions, 343 deletions
diff --git a/new-luxc/source/luxc/lang/host/js.lux b/new-luxc/source/luxc/lang/host/js.lux
index b4c5acd58..7ef948abb 100644
--- a/new-luxc/source/luxc/lang/host/js.lux
+++ b/new-luxc/source/luxc/lang/host/js.lux
@@ -47,7 +47,7 @@
(list/fold (.function [[test then!] next!]
(if! test then! next!))
else!
- clauses))
+ (list.reverse clauses)))
(def: #export (block! statements)
(-> (List Statement) Statement)
@@ -89,7 +89,7 @@
(-> Expression Expression Expression)
(format "(" subject " " <op> " " param ")"))]
- [= "="]
+ [= "==="]
[< "<"]
[<= "<="]
[> ">"]
@@ -99,6 +99,13 @@
[* "*"]
[/ "/"]
[% "%"]
+ )
+
+(do-template [<name> <op>]
+ [(def: #export (<name> param subject)
+ (-> Expression Expression Expression)
+ (format "(" param " " <op> " " subject ")"))]
+
[or "||"]
[and "&&"]
[bit-or "|"]
diff --git a/new-luxc/source/luxc/lang/translation/js/runtime.jvm.lux b/new-luxc/source/luxc/lang/translation/js/runtime.jvm.lux
index f002ccd1f..21aa8f983 100644
--- a/new-luxc/source/luxc/lang/translation/js/runtime.jvm.lux
+++ b/new-luxc/source/luxc/lang/translation/js/runtime.jvm.lux
@@ -585,359 +585,95 @@
__int//%))
(runtime: nat//< "ltN64"
- (format "(function " @ "(l,r) {"
- "var li = " int//+ "(l," int//min ");"
- "var ri = " int//+ "(r," int//min ");"
- "return " int//< "(li,ri);"
- "})"))
-
-(runtime: nat//div-word "divWord"
- (format "(function " @ "(result, n, d) {"
- "var dLong = " int//new "(0,d);"
- (format "if (" int//= "(dLong," int//one ")) {"
- (format "result[0] = n.L;"
- "result[1] = 0;"
- "return")
- "}"
- "else {"
- ## Approximate the quotient and remainder
- (format "var q = " int/// "(" bit//shift-right "(n,1)," bit//shift-right "(dLong,1));"
- "var r = " int//- "(n," int//* "(q,dLong));"
- ## Correct the approximation
- (format "while(" int//< "(r," int//zero ")) {"
- "r = " int//+ "(r,dLong);"
- "q = " int//- "(q," int//one ");"
- "}")
- (format "while(" int//< "(dLong,r) || " int//= "(dLong,r)) {"
- "r = " int//- "(r,dLong);"
- "q = " int//+ "(q," int//one ");"
- "}")
- "result[0] = q.L;"
- "result[1] = r.L;"
- )
- "}")
- "})"))
-
-(runtime: nat//shift-left|primitive "primitiveShiftLeftBigInt"
- (format "(function " @ "(input,shift) {"
- "var output = input.slice();"
- "var shift2 = 32 - shift;"
- (format "for(var i = 0, c = output[i], m = (i + (input.length - 1)); i < m; i++) {"
- "var b = c;"
- "c = output[i+1];"
- "output[i] = (b << shift) | (c >>> shift2);"
- "}")
- "output[(input.length - 1)] <<= shift;"
- "return output;"
- "})"))
-
-(runtime: nat//shift-right|primitive "primitiveShiftRightBigInt"
- (format "(function " @ "(input,shift) {"
- "var output = input.slice();"
- "var shift2 = 32 - shift;"
- (format "for(var i = (input.length - 1), c = output[i]; i > 0; i--) {"
- "var b = c;"
- "c = output[i-1];"
- "output[i] = (c << shift2) | (b >>> shift);"
- "}")
- "output[0] >>>= shift;"
- "return output;"
- "})"))
-
-(runtime: nat//shift-left "shiftLeftBigInt"
- (format "(function " @ "(input,shift) {"
- "var shiftInts = shift >>> 5;"
- "var shiftBits = shift & 0x1F;"
- "var bitsInHighWord = " bit//count "(" int//new "(input[0],0));"
- (format "if(shift <= (32 - bitsInHighWord)) {"
- "var shifted = " bit//shift-left "(" int//new "(input[0],input[1]),shiftBits);"
- "return [shifted.H,shifted.L];"
- "}")
- "var inputLen = input[0] === 0 ? 1 : 2;"
- "var newLen = inputLen + shiftInts + 1;"
- (format "if(shiftBits <= (32 - bitsInHighWord)) {"
- "newLen--;"
- "}")
- (format "if(input.length < newLen) {"
- ## The array must grow
- "input = [0|0,input[0],input[1]];"
- "}")
- (format "if(nBits == 0) {"
- "return input;"
- "}")
- (format "if(shiftBits <= (32 - bitsInHighWord)) {"
- "return " nat//shift-left|primitive "(input,shiftBits);"
- "}"
- "else {"
- "return " nat//shift-right|primitive "(input,(32 - shiftBits));"
- "}")
- "})"))
-
-(runtime: nat//shift-right "shiftRightBigInt"
- (format "(function " @ "(input,shift) {"
- "var shiftInts = shift >>> 5;"
- "var shiftBits = shift & 0x1F;"
- "if(shiftBits === 0) { return input; }"
- "var bitsInHighWord = " bit//count "(" int//new "(input[0],0));"
- (format "if(shiftBits >= bitsInHighWord) {"
- "return " nat//shift-left|primitive "(input,(32-shiftBits));"
- "}"
- "else {"
- "return " nat//shift-right|primitive "(input,shiftBits);"
- "}")
- "})"))
+ (let [high (function [i64] (format "(" i64 "." //.int-high-field ")"))
+ low (function [i64] (format "(" i64 "." //.int-low-field ")"))
+ i32 (function [word] (format "(" word " >>> 0)"))]
+ (js.function @ (list "subject" "parameter")
+ (list (js.return! (js.or (js.> (i32 (high "subject"))
+ (i32 (high "parameter")))
+ (js.and (js.= (high "subject")
+ (high "parameter"))
+ (js.> (i32 (low "subject"))
+ (i32 (low "parameter"))))))))))
+
+(def: (<N param subject)
+ (-> Expression Expression Expression)
+ (js.apply nat//< (list subject param)))
-(runtime: nat//mul-sub "mulsubBigInt"
- (format "(function " @ "(q, a, x, len, offset) {"
- "var xLong = " int//new "(0,x);"
- "var carry = " int//zero ";"
- "offset += len;"
- (format "for (var j = len-1; j >= 0; j--) {"
- "var product = " int//+ "(" int//* "(" int//new "(0,a[j]),xLong),carry);"
- "var difference = " int//- "(" int//new "(0,q[offset]),product);"
- "carry = " int//+ "(" bit//shift-right "(product,32),((difference.L > ~product.L) ? " int//one " : " int//zero "));"
- "}")
- "return carry.L;"
- "})"))
+(def: (<=N param subject)
+ (-> Expression Expression Expression)
+ (js.or (js.apply nat//< (list subject param))
+ (js.apply int//= (list subject param))))
-(runtime: nat//div-add "divadd"
- (format "(function " @ "(a, result, offset) {"
- "var carry = " int//zero ";"
- (format "for (var j = a.length - 1; j >= 0; j--) {"
- "var sum = " int//+ "(" int//+ "(" int//new "(0,a[j])," int//new "(0,result[j+offset])),carry);"
- "result[j+offset] = sum.L;"
- "carry = " bit//shift-right "(sum,32);"
- "}")
- "return carry.L;"
- "})"))
+(def: (>N param subject)
+ (-> Expression Expression Expression)
+ (js.apply nat//< (list param subject)))
-(runtime: nat//normalize "normalizeBigInt"
- (format "(function " @ "(input) {"
- (format "if(input[0] !== 0) {"
- "return " int//new "(input[0],input[1]);"
- "}"
- "else {"
- (format "var numZeros = 0;"
- (format "do {"
- "numZeros++;"
- "} while(numZeros < input.length && input[numZeros] == 0);")
- "var tempInput = input.slice(input.length-Math.max(2,input.length-numZeros));"
- "return " int//new "(tempInput[0],tempInput[1]);")
- "}")
- "})"))
+(def: (>=N param subject)
+ (-> Expression Expression Expression)
+ (js.or (js.apply nat//< (list param subject))
+ (js.apply int//= (list subject param))))
-(runtime: nat//divide-one-word "divideOneWord"
- (format "(function " @ "(subject,param) {"
- (format "var divLong = " int//new "(0,param);"
- ## Special case of one word dividend
- (format "if(subject.H === 0) {"
- (format "var remValue = " int//new "(0,subject.L);"
- "var quotient = " int/// "(remValue,divLong);"
- "var remainder = " int//- "(remValue," int//* "(quotient.L,divLong));"
- "return [quotient,remainder];")
- "}")
- "var quotient = [0|0,0|0];"
- ## Normalize the divisor
- "var shift = 32 - " bit//count "(" int//new "(0,param));"
- "var rem = subject.H;"
- "var remLong = " int//new "(0,rem);"
- (format "if(" int//< "(remLong,divLong)) {"
- "quotient[0] = 0|0;"
- "}"
- "else {"
- "quotient[0] = " int/// "(remLong,divLong).L;"
- "rem = " int//- "(remLong," int//* "(quotient[0],divLong)).L;"
- "remLong = " int//new "(0,rem);"
- "}")
- "var remBI = [subject.H,subject.L];"
- "var xlen = 2;"
- "var qWord = [0|0,0|0];"
- (format "while(--xlen > 0) {"
- "var dividendEstimate = " bit//or "(" bit//shift-left "(remLong,32)," int//new "(0,remBI[2 - xlen]));"
- (format "if(dividendEstimate >= 0) {"
- "var highWord = " int/// "(dividendEstimate,divLong);"
- "qWord[0] = highWord.L;"
- "qWord[1] = " int//- "(dividendEstimate," int//* "(highWord,divLong)).L;"
- "}"
- "else {"
- "" nat//div-word "(qWord, dividendEstimate, param);"
- "}")
- "quotient[2 - xlen] = qWord[0];"
- "rem = qWord[1];"
- "remLong = " int//new "(0,rem);"
- "}")
- ## Unnormalize
- (format "if(shift > 0) {"
- "rem %= divisor;"
- "remBI[0] = rem;"
- "}"
- "else {"
- "remBI[0] = rem;"
- "}")
- "var quotI64 = " nat//normalize "(quotient);"
- "var remI64 = " int//new "(remBI[0],remBI[1]);"
- "return [quotI64,remI64];")
- "})"))
+(runtime: nat/// "divN64"
+ (let [negative? (function [value]
+ (js.apply int//< (list value int//zero)))
+ valid-division-check [(=I int//zero "parameter")
+ (js.throw! (js.string "Cannot divide by zero!"))]
+ short-circuit-check [(=I int//zero "subject")
+ (js.return! int//zero)]]
+ (js.function @ (list "subject" "parameter")
+ (list (js.cond! (list valid-division-check
+ short-circuit-check
-(runtime: nat//div-mod "divmodBigInt"
- (format "(function " @ "(subject,param) {"
- (format "if(" int//= "(param," int//zero ")) {"
- "throw new Error('Cannot divide by zero!');"
- "}")
- (format "if(" int//= "(subject," int//zero ")) {"
- "return [" int//zero ", " int//zero "];"
- "}")
- (format "if(" nat//< "(subject,param)) {"
- "return [" int//zero ", subject];"
- "}")
- (format "if(" int//= "(subject,param)) {"
- "return [" int//one ", " int//zero "];"
- "}")
- #####################################
- (format "if (param.H === 0) {"
- "return " nat//divide-one-word "(subject,param.L);"
- "}")
- #####################################
- "var divisor = param;"
- "var remainder = subject.H === 0 ? [0|0,subject.L] : [0|0,subject.H,subject.L];"
- "var paramLength = param.H === 0 ? 1 : 2;"
- "var subjLength = subject.H === 0 ? 1 : 2;"
- "var limit = subjLength - paramLength + 1;"
- "var quotient = (limit === 1) ? [0|0] : [0|0,0|0];"
- ## Normalize the divisor
- "var shift = 32 - " bit//count "(" int//new "(divisor.H,0));"
- (format "if(shift > 0) {"
- "divisor = " bit//shift-left "(divisor,shift);"
- "remainder = " nat//shift-left "(remainder,shift);"
- "}")
- (format "if((remainder.length-1) === subjLength) {"
- "remainder[0] = 0;"
- "}")
- "var dh = divisor.H;"
- "var dhLong = " int//new "(0,dh);"
- "var dl = divisor.L;"
- "var qWord = [0|0,0|0];"
- ## D2 Initialize j
- (format "for(var j = 0; j < limit; j++) {"
- ## D3 Calculate qhat
- ## estimate qhat
- "var qhat = 0;"
- "var qrem = 0;"
- "var skipCorrection = false;"
- "var nh = remainder[j];"
- "var nh2 = nh + 0x80000000;"
- "var nm = remainder[j+1];"
- (format "if(nh == dh) {"
- (format "qhat = ~0;"
- "qrem = nh + nm;"
- "skipCorrection = (qrem + 0x80000000) < nh2;")
- "}"
- "else {"
- (format "var nChunk = " bit//or "(" bit//shift-left "(" int//from-number "(nh),32)," int//from-number "(nm));")
- (format "if(" int//< "(" int//zero ",nChunk) || " int//= "(" int//zero ",nChunk)) {"
- (format "qhat = " int/// "(nChunk,dhLong).L;"
- "qrem = " int//- "(nChunk," int//* "(qhat, dhLong)).L;")
- "}"
- "else {"
- (format "" nat//div-word "(qWord, nChunk, dh);"
- "qhat = qWord[0];"
- "qrem = qWord[1];"
- )
- "}")
- "if(qhat == 0) { continue; }"
- (format "if(!skipCorrection) {"
- ## Correct qhat
- (format "var qremLong = " int//new "(0,qrem);"
- "var dlLong = " int//new "(0,dl);"
- "var nl = " int//new "(0,remainder[j+2]);"
- "var rs = " bit//or "(" bit//shift-left "(qremLong,32),nl);"
- "var estProduct = " int//* "(dlLong," int//new "(0,qhat));"
- (format "if(" nat//< "(rs,estProduct)) {"
- (format "qhat--;"
- "qrem = " int//+ "(qremLong,dhLong).L;"
- "qremLong = " int//new "(0,qrem);"
- (format "if(" int//< "(dhLong,qremLong) || " int//= "(dhLong,qremLong)) {"
- (format "estProduct = " int//* "(dlLong," int//new "(0,qhat));"
- "rs = " bit//or "(" bit//shift-left "(qremLong,32),nl);"
- "if(" nat//< "(rs,estProduct)) { qhat--; }")
- "}"))
- "}")
- )
- "}")
- ## D4 Multiply and subtract
- "remainder[j] = 0;"
- "var borrow = " nat//mul-sub "(remainder, divisor, qhat, paramLength, j);"
- ## D5 Test remainder
- (format "if((borrow + 0x80000000) > nh2) {"
- ## D6 Add back
- nat//div-add "(divisor, remainder, j+1);"
- "qhat--;"
- "}")
- ## Store the quotient digit
- "quotient[j] = qhat;"
- "}")
- "}") ## D7 loop on j
- ## D8 Unnormalize
- "if(shift > 0) { remainder = " nat//shift-right "(remainder,shift); }"
- "return [" nat//normalize "(quotient), " nat//normalize "(remainder)];"
- "})"))
+ [(>N "subject" "parameter")
+ (js.return! int//zero)]
-(runtime: nat/// "divN64"
- (format "(function " @ "(l,r) {"
- (format "if(" int//< "(r," int//zero ")) {"
- (format "if(" nat//< "(l,r)) {"
- "return " int//zero ";"
- "}"
- "else {"
- "return " int//one ";"
- "}")
- "}"
- "else if(" int//< "(" int//zero ",l)) {"
- "return " int/// "(l,r);"
- "}"
- "else {"
- (format "if(" int//= "(" int//zero ",r)) {"
- "throw new Error('Cannot divide by zero!');"
- "}"
- "else {"
- (format "if(" int//< "(l,r)) {"
- "return " int//zero ";"
- "}"
- "else {"
- "return " nat//div-mod "(l,r)[0];"
- "}")
- "}")
- "}")
- "})"))
+ [(>N (js.apply bit//shift-right
+ (list "subject" (js.number 1.0)))
+ "parameter")
+ (js.return! int//one)])
+ (js.block! (list (js.var! "result" (#.Some int//zero))
+ (js.var! "remainder" (#.Some "subject"))
+ (js.while! (>=N "parameter" "remainder")
+ (let [rough-estimate (js.apply "Math.floor" (list (js./ (js.apply int//to-number (list "parameter"))
+ (js.apply int//to-number (list "remainder")))))
+ log2 (js./ "Math.LN2"
+ (js.apply "Math.log" (list "approximate")))
+ approx-result (js.apply int//from-number (list "approximate"))
+ approx-remainder (js.apply int//* (list "approximate_result" "parameter"))]
+ (list (js.var! "approximate" (#.Some (js.apply "Math.max" (list (js.number 1.0)
+ rough-estimate))))
+ (js.var! "log2" (#.Some (js.apply "Math.ceil" (list log2))))
+ (js.var! "delta" (#.Some (js.? (js.<= (js.number 48.0) "log2")
+ (js.number 1.0)
+ (js.apply "Math.pow" (list (js.number 2.0)
+ (js.- (js.number 48.0)
+ "log2"))))))
+ (js.var! "approximate_result" (#.Some approx-result))
+ (js.var! "approximate_remainder" (#.Some approx-remainder))
+ (js.while! (js.or (negative? "approximate_remainder")
+ (>N "remainder"
+ "approximate_remainder"))
+ (list (js.set! "approximate" (js.- "delta" "approximate"))
+ (js.set! "approximate_result" approx-result)
+ (js.set! "approximate_remainder" approx-remainder)))
+ (js.block! (list (js.set! "result" (js.apply int//+ (list "result"
+ (js.? (=I int//zero "approximate_result")
+ int//one
+ "approximate_result"))))
+ (js.set! "remainder" (js.apply int//- (list "remainder" "approximate_remainder"))))))))
+ (js.return! "result")))
+ )))))
(runtime: nat//% "remN64"
- (format "(function " @ "(l,r) {"
- (format "if(" int//< "(l," int//zero ") || " int//< "(r," int//zero ")) {"
- (format "if(" nat//< "(l,r)) {"
- "return l;"
- "}"
- "else {"
- "return " nat//div-mod "(l,r)[1];"
- "}")
- "}"
- "else {"
- "return " int//% "(l,r);"
- "}")
- "})"))
+ (js.function @ (list "subject" "parameter")
+ (list (let [flat (js.apply int//* (list (js.apply nat/// (list "subject" "parameter"))
+ "parameter"))]
+ (js.return! (js.apply int//- (list "subject" flat)))))))
(def: runtime//nat
Runtime
(format __nat//<
- __nat//div-word
- __nat//shift-left|primitive
- __nat//shift-right|primitive
- __nat//shift-left
- __nat//shift-right
- __nat//mul-sub
- __nat//div-add
- __nat//normalize
- __nat//divide-one-word
- __nat//div-mod
__nat///
__nat//%))
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-27 11:11:28 +0000