X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Fcompiler%2FbasicTypes%2FUnique.lhs;h=44c8c074522fcec416f565cae7914f90fea08cae;hb=10fcd78ccde892feccda3f5eacd221c1de75feea;hp=e097564781f2f3f58979b2e3db073b29df926f23;hpb=6c381e873e222417d9a67aeec77b9555eca7b7a8;p=ghc-hetmet.git diff --git a/ghc/compiler/basicTypes/Unique.lhs b/ghc/compiler/basicTypes/Unique.lhs index e097564..44c8c07 100644 --- a/ghc/compiler/basicTypes/Unique.lhs +++ b/ghc/compiler/basicTypes/Unique.lhs @@ -1,7 +1,6 @@ % -% (c) The GRASP/AQUA Project, Glasgow University, 1992-1996 +% (c) The GRASP/AQUA Project, Glasgow University, 1992-1998 % -\section[Unique]{The @Unique@ data type} @Uniques@ are used to distinguish entities in the compiler (@Ids@, @Classes@, etc.) from each other. Thus, @Uniques@ are the basic @@ -16,185 +15,47 @@ Some of the other hair in this code is to be able to use a Haskell). \begin{code} -#include "HsVersions.h" - --- UniqSupply - module Unique ( - Unique, + Unique, Uniquable(..), hasKey, u2i, -- hack: used in UniqFM - pprUnique, pprUnique10, showUnique, + pprUnique, pprUnique10, mkUnique, -- Used in UniqSupply mkUniqueGrimily, -- Used in UniqSupply only! + getKey, -- Used in Var only! + + incrUnique, -- Used for renumbering + deriveUnique, -- Ditto + newTagUnique, -- Used in CgCase + initTyVarUnique, + initTidyUniques, + + isTupleKey, -- now all the built-in Uniques (and functions to make them) -- [the Oh-So-Wonderful Haskell module system wins again...] mkAlphaTyVarUnique, mkPrimOpIdUnique, - mkTupleDataConUnique, - mkTupleTyConUnique, - - absentErrorIdKey, -- alphabetical... - addrDataConKey, - addrPrimTyConKey, - addrTyConKey, - appendIdKey, - arrayPrimTyConKey, - augmentIdKey, - binaryClassKey, - boolTyConKey, - buildDataConKey, - buildIdKey, - byteArrayPrimTyConKey, - cCallableClassKey, - cReturnableClassKey, - charDataConKey, - charPrimTyConKey, - charTyConKey, - consDataConKey, - doubleDataConKey, - doublePrimTyConKey, - doubleTyConKey, - enumClassKey, - enumFromClassOpKey, - enumFromThenClassOpKey, - enumFromThenToClassOpKey, - enumFromToClassOpKey, - eqClassKey, - eqClassOpKey, - eqDataConKey, - errorIdKey, - falseDataConKey, - floatDataConKey, - floatPrimTyConKey, - floatTyConKey, - floatingClassKey, - foldlIdKey, - foldrIdKey, - forkIdKey, - fractionalClassKey, - fromIntClassOpKey, - fromIntegerClassOpKey, - fromRationalClassOpKey, - funTyConKey, - geClassOpKey, - gtDataConKey, - iOTyConKey, - intDataConKey, - intPrimTyConKey, - intTyConKey, - integerDataConKey, - integerMinusOneIdKey, - integerPlusOneIdKey, - integerPlusTwoIdKey, - integerTyConKey, - integerZeroIdKey, - integralClassKey, - ixClassKey, - liftDataConKey, - liftTyConKey, - listTyConKey, - ltDataConKey, - mainIdKey, - mainPrimIOIdKey, - mallocPtrDataConKey, - mallocPtrPrimTyConKey, - mallocPtrTyConKey, - monadClassKey, - monadZeroClassKey, - mutableArrayPrimTyConKey, - mutableByteArrayPrimTyConKey, - negateClassOpKey, - nilDataConKey, - numClassKey, - ordClassKey, - orderingTyConKey, - packCStringIdKey, - parErrorIdKey, - parIdKey, - patErrorIdKey, - primIoTyConKey, - ratioDataConKey, - ratioTyConKey, - rationalTyConKey, - readClassKey, - realClassKey, - realFloatClassKey, - realFracClassKey, - realWorldPrimIdKey, - realWorldTyConKey, - return2GMPsDataConKey, - return2GMPsTyConKey, - returnIntAndGMPDataConKey, - returnIntAndGMPTyConKey, - runSTIdKey, - seqIdKey, - showClassKey, - stTyConKey, - stablePtrDataConKey, - stablePtrPrimTyConKey, - stablePtrTyConKey, - stateAndAddrPrimDataConKey, - stateAndAddrPrimTyConKey, - stateAndArrayPrimDataConKey, - stateAndArrayPrimTyConKey, - stateAndByteArrayPrimDataConKey, - stateAndByteArrayPrimTyConKey, - stateAndCharPrimDataConKey, - stateAndCharPrimTyConKey, - stateAndDoublePrimDataConKey, - stateAndDoublePrimTyConKey, - stateAndFloatPrimDataConKey, - stateAndFloatPrimTyConKey, - stateAndIntPrimDataConKey, - stateAndIntPrimTyConKey, - stateAndMallocPtrPrimDataConKey, - stateAndMallocPtrPrimTyConKey, - stateAndMutableArrayPrimDataConKey, - stateAndMutableArrayPrimTyConKey, - stateAndMutableByteArrayPrimDataConKey, - stateAndMutableByteArrayPrimTyConKey, - stateAndPtrPrimDataConKey, - stateAndPtrPrimTyConKey, - stateAndStablePtrPrimDataConKey, - stateAndStablePtrPrimTyConKey, - stateAndSynchVarPrimDataConKey, - stateAndSynchVarPrimTyConKey, - stateAndWordPrimDataConKey, - stateAndWordPrimTyConKey, - stateDataConKey, - statePrimTyConKey, - stateTyConKey, - stringTyConKey, - synchVarPrimTyConKey, - traceIdKey, - trueDataConKey, - unpackCString2IdKey, - unpackCStringAppendIdKey, - unpackCStringFoldrIdKey, - unpackCStringIdKey, - voidPrimIdKey, - voidPrimTyConKey, - wordDataConKey, - wordPrimTyConKey, - wordTyConKey -#ifdef GRAN - , copyableIdKey - , noFollowIdKey - , parGlobalIdKey - , parLocalIdKey -#endif - -- to make interface self-sufficient + mkTupleTyConUnique, mkTupleDataConUnique, + mkPreludeMiscIdUnique, mkPreludeDataConUnique, + mkPreludeTyConUnique, mkPreludeClassUnique, + mkPArrDataConUnique, + + mkBuiltinUnique, + mkPseudoUnique1, mkPseudoUnique2, mkPseudoUnique3 ) where -import PreludeGlaST +#include "HsVersions.h" -import Ubiq{-uitous-} +import BasicTypes ( Boxity(..) ) +import FastString ( FastString, uniqueOfFS ) +import GlaExts +import ST +import PrelBase ( Char(..), chr, ord ) +import FastTypes -import Pretty -import Util +import Outputable \end{code} %************************************************************************ @@ -207,9 +68,11 @@ The @Chars@ are ``tag letters'' that identify the @UniqueSupply@. Fast comparison is everything on @Uniques@: \begin{code} -u2i :: Unique -> FAST_INT - data Unique = MkUnique Int# +\end{code} + +\begin{code} +u2i :: Unique -> FastInt u2i (MkUnique i) = i \end{code} @@ -217,25 +80,35 @@ Now come the functions which construct uniques from their pieces, and vice versa The stuff about unique *supplies* is handled further down this module. \begin{code} -mkUnique :: Char -> Int -> Unique -- Builds a unique from pieces -unpkUnique :: Unique -> (Char, Int) -- The reverse - -mkUnifiableTyVarUnique :: Int -> Unique -- Injects a subst-array index into the Unique type -unpkUnifiableTyVarUnique :: Unique -> Int -- The reverse process +mkUnique :: Char -> Int -> Unique -- Builds a unique from pieces +unpkUnique :: Unique -> (Char, Int) -- The reverse mkUniqueGrimily :: Int# -> Unique -- A trap-door for UniqSupply + +getKey :: Unique -> Int# -- for Var + +incrUnique :: Unique -> Unique +deriveUnique :: Unique -> Int -> Unique +newTagUnique :: Unique -> Char -> Unique + +isTupleKey :: Unique -> Bool \end{code} \begin{code} mkUniqueGrimily x = MkUnique x -mkUnifiableTyVarUnique i = mkUnique '_'{-MAGIC CHAR-} i +{-# INLINE getKey #-} +getKey (MkUnique x) = x + +incrUnique (MkUnique i) = MkUnique (i +# 1#) + +-- deriveUnique uses an 'X' tag so that it won't clash with +-- any of the uniques produced any other way +deriveUnique (MkUnique i) delta = mkUnique 'X' (I# i + delta) -unpkUnifiableTyVarUnique uniq - = case (unpkUnique uniq) of { (tag, i) -> - ASSERT(tag == '_'{-MAGIC CHAR-}) - i } +-- newTagUnique changes the "domain" of a unique to a different char +newTagUnique u c = mkUnique c i where (_,i) = unpkUnique u -- pop the Char in the top 8 bits of the Unique(Supply) @@ -245,19 +118,53 @@ w2i x = word2Int# x i2w x = int2Word# x i2w_s x = (x::Int#) -mkUnique (MkChar c#) (MkInt i#) - = MkUnique (w2i (((i2w (ord# c#)) `shiftL#` (i2w_s 24#)) `or#` (i2w i#))) +mkUnique (C# c) (I# i) + = MkUnique (w2i (tag `or#` bits)) + where +#if __GLASGOW_HASKELL__ >= 503 + tag = i2w (ord# c) `uncheckedShiftL#` i2w_s 24# +#else + tag = i2w (ord# c) `shiftL#` i2w_s 24# +#endif + bits = i2w i `and#` (i2w 16777215#){-``0x00ffffff''-} unpkUnique (MkUnique u) = let - tag = MkChar (chr# (w2i ((i2w u) `shiftr` (i2w_s 24#)))) - i = MkInt (w2i ((i2w u) `and#` (i2w 16777215#){-``0x00ffffff''-})) + tag = C# (chr# (w2i ((i2w u) `shiftr` (i2w_s 24#)))) + i = I# (w2i ((i2w u) `and#` (i2w 16777215#){-``0x00ffffff''-})) in (tag, i) where - shiftr x y = shiftRA# x y +#if __GLASGOW_HASKELL__ >= 503 + shiftr x y = uncheckedShiftRL# x y +#else + shiftr x y = shiftRL# x y +#endif \end{code} + + +%************************************************************************ +%* * +\subsection[Uniquable-class]{The @Uniquable@ class} +%* * +%************************************************************************ + +\begin{code} +class Uniquable a where + getUnique :: a -> Unique + +hasKey :: Uniquable a => a -> Unique -> Bool +x `hasKey` k = getUnique x == k + +instance Uniquable FastString where + getUnique fs = mkUniqueGrimily (uniqueOfFS fs) + +instance Uniquable Int where + getUnique (I# i#) = mkUniqueGrimily i# +\end{code} + + %************************************************************************ %* * \subsection[Unique-instances]{Instance declarations for @Unique@} @@ -274,7 +181,7 @@ ltUnique (MkUnique u1) (MkUnique u2) = u1 <# u2 leUnique (MkUnique u1) (MkUnique u2) = u1 <=# u2 cmpUnique (MkUnique u1) (MkUnique u2) - = if u1 ==# u2 then EQ_ else if u1 <# u2 then LT_ else GT_ + = if u1 ==# u2 then EQ else if u1 <# u2 then LT else GT instance Eq Unique where a == b = eqUnique a b @@ -285,37 +192,36 @@ instance Ord Unique where a <= b = leUnique a b a > b = not (leUnique a b) a >= b = not (ltUnique a b) - _tagCmp a b = case cmpUnique a b of { LT_ -> _LT; EQ_ -> _EQ; GT__ -> _GT } - -instance Ord3 Unique where - cmp = cmpUnique + compare a b = cmpUnique a b +----------------- +instance Uniquable Unique where + getUnique u = u \end{code} We do sometimes make strings with @Uniques@ in them: \begin{code} -pprUnique, pprUnique10 :: Unique -> Pretty +pprUnique, pprUnique10 :: Unique -> SDoc pprUnique uniq = case unpkUnique uniq of - (tag, u) -> ppBeside (ppChar tag) (iToBase62 u) + (tag, u) -> finish_ppr tag u (iToBase62 u) pprUnique10 uniq -- in base-10, dudes = case unpkUnique uniq of - (tag, u) -> ppBeside (ppChar tag) (ppInt u) + (tag, u) -> finish_ppr tag u (int u) -showUnique :: Unique -> FAST_STRING -showUnique uniq = _PK_ (ppShow 80 (pprUnique uniq)) +finish_ppr 't' u pp_u | u < 26 + = -- Special case to make v common tyvars, t1, t2, ... + -- come out as a, b, ... (shorter, easier to read) + char (chr (ord 'a' + u)) +finish_ppr tag u pp_u = char tag <> pp_u instance Outputable Unique where - ppr sty u = pprUnique u - -instance Text Unique where - showsPrec p uniq rest = _UNPK_ (showUnique uniq) - readsPrec p = panic "no readsPrec for Unique" + ppr u = pprUnique u -instance NamedThing Unique where - getItsUnique u = u +instance Show Unique where + showsPrec p uniq = showsPrecSDoc p (pprUnique uniq) \end{code} %************************************************************************ @@ -328,36 +234,46 @@ A character-stingy way to read/write numbers (notably Uniques). The ``62-its'' are \tr{[0-9a-zA-Z]}. We don't handle negative Ints. Code stolen from Lennart. \begin{code} -iToBase62 :: Int -> Pretty +# define BYTE_ARRAY GlaExts.ByteArray +# define RUN_ST ST.runST +# define AND_THEN >>= +# define AND_THEN_ >> +# define RETURN return + +iToBase62 :: Int -> SDoc iToBase62 n@(I# n#) = ASSERT(n >= 0) let - bytes = case chars62 of { _ByteArray bounds_who_needs_'em bytes -> bytes } +#if __GLASGOW_HASKELL__ < 405 + bytes = case chars62 of { BYTE_ARRAY bounds_who_needs_'em bytes -> bytes } +#else + bytes = case chars62 of { BYTE_ARRAY _ _ bytes -> bytes } +#endif in if n# <# 62# then case (indexCharArray# bytes n#) of { c -> - ppChar (C# c) } + char (C# c) } else case (quotRem n 62) of { (q, I# r#) -> case (indexCharArray# bytes r#) of { c -> - ppBeside (iToBase62 q) (ppChar (C# c)) }} + (<>) (iToBase62 q) (char (C# c)) }} -- keep this at top level! (bug on 94/10/24 WDP) -chars62 :: _ByteArray Int +chars62 :: BYTE_ARRAY Int chars62 - = _runST ( - newCharArray (0, 61) `thenStrictlyST` \ ch_array -> + = RUN_ST ( + newCharArray (0, 61) AND_THEN \ ch_array -> fill_in ch_array 0 62 "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" - `seqStrictlyST` + AND_THEN_ unsafeFreezeByteArray ch_array ) where fill_in ch_array i lim str | i == lim - = returnStrictlyST () + = RETURN () | otherwise - = writeCharArray ch_array i (str !! i) `seqStrictlyST` + = writeCharArray ch_array i (str !! i) AND_THEN_ fill_in ch_array (i+1) lim str \end{code} @@ -368,220 +284,64 @@ chars62 %************************************************************************ Allocation of unique supply characters: - a-z: lower case chars for unique supplies (see Main.lhs) - B: builtin (see UniqSupply.lhs) - C-E: pseudo uniques (see UniqSupply.lhs) + v,t,u : for renumbering value-, type- and usage- vars. + other a-z: lower case chars for unique supplies (see Main.lhs) + B: builtin + C-E: pseudo uniques (used in native-code generator) + X: uniques derived by deriveUnique _: unifiable tyvars (above) - 1-8: prelude things below + 0-9: prelude things below \begin{code} -mkAlphaTyVarUnique i = mkUnique '1' i +mkAlphaTyVarUnique i = mkUnique '1' i mkPreludeClassUnique i = mkUnique '2' i -mkPreludeTyConUnique i = mkUnique '3' i -mkTupleTyConUnique a = mkUnique '4' a -mkPreludeDataConUnique i = mkUnique '5' i -- must be alphabetic -mkTupleDataConUnique a = mkUnique '6' a -- ditto (*may* be used in C labels) +-- Prelude type constructors occupy *three* slots. +-- The first is for the tycon itself; the latter two +-- are for the generic to/from Ids. See TysWiredIn.mk_tc_gen_info. -mkPrimOpIdUnique op = mkUnique '7' op -mkPreludeMiscIdUnique i = mkUnique '8' i -\end{code} +mkPreludeTyConUnique i = mkUnique '3' (3*i) +mkTupleTyConUnique Boxed a = mkUnique '4' (3*a) +mkTupleTyConUnique Unboxed a = mkUnique '5' (3*a) -%************************************************************************ -%* * -\subsubsection[Uniques-prelude-Classes]{@Uniques@ for wired-in @Classes@} -%* * -%************************************************************************ - -\begin{code} -eqClassKey = mkPreludeClassUnique 1 -ordClassKey = mkPreludeClassUnique 2 -numClassKey = mkPreludeClassUnique 3 -integralClassKey = mkPreludeClassUnique 4 -fractionalClassKey = mkPreludeClassUnique 5 -floatingClassKey = mkPreludeClassUnique 6 -realClassKey = mkPreludeClassUnique 7 -realFracClassKey = mkPreludeClassUnique 8 -realFloatClassKey = mkPreludeClassUnique 9 -ixClassKey = mkPreludeClassUnique 10 -enumClassKey = mkPreludeClassUnique 11 -showClassKey = mkPreludeClassUnique 12 -readClassKey = mkPreludeClassUnique 13 -monadClassKey = mkPreludeClassUnique 14 -monadZeroClassKey = mkPreludeClassUnique 15 -binaryClassKey = mkPreludeClassUnique 16 -cCallableClassKey = mkPreludeClassUnique 17 -cReturnableClassKey = mkPreludeClassUnique 18 -\end{code} - -%************************************************************************ -%* * -\subsubsection[Uniques-prelude-TyCons]{@Uniques@ for wired-in @TyCons@} -%* * -%************************************************************************ +-- Data constructor keys occupy *two* slots. The first is used for the +-- data constructor itself and its wrapper function (the function that +-- evaluates arguments as necessary and calls the worker). The second is +-- used for the worker function (the function that builds the constructor +-- representation). -\begin{code} -addrPrimTyConKey = mkPreludeTyConUnique 1 -addrTyConKey = mkPreludeTyConUnique 2 -arrayPrimTyConKey = mkPreludeTyConUnique 3 -boolTyConKey = mkPreludeTyConUnique 4 -byteArrayPrimTyConKey = mkPreludeTyConUnique 5 -charPrimTyConKey = mkPreludeTyConUnique 7 -charTyConKey = mkPreludeTyConUnique 8 -doublePrimTyConKey = mkPreludeTyConUnique 9 -doubleTyConKey = mkPreludeTyConUnique 10 -floatPrimTyConKey = mkPreludeTyConUnique 11 -floatTyConKey = mkPreludeTyConUnique 12 -funTyConKey = mkPreludeTyConUnique 13 -iOTyConKey = mkPreludeTyConUnique 14 -intPrimTyConKey = mkPreludeTyConUnique 15 -intTyConKey = mkPreludeTyConUnique 16 -integerTyConKey = mkPreludeTyConUnique 17 -liftTyConKey = mkPreludeTyConUnique 18 -listTyConKey = mkPreludeTyConUnique 19 -mallocPtrPrimTyConKey = mkPreludeTyConUnique 20 -mallocPtrTyConKey = mkPreludeTyConUnique 21 -mutableArrayPrimTyConKey = mkPreludeTyConUnique 22 -mutableByteArrayPrimTyConKey = mkPreludeTyConUnique 23 -orderingTyConKey = mkPreludeTyConUnique 24 -synchVarPrimTyConKey = mkPreludeTyConUnique 25 -ratioTyConKey = mkPreludeTyConUnique 26 -rationalTyConKey = mkPreludeTyConUnique 27 -realWorldTyConKey = mkPreludeTyConUnique 28 -return2GMPsTyConKey = mkPreludeTyConUnique 29 -returnIntAndGMPTyConKey = mkPreludeTyConUnique 30 -stablePtrPrimTyConKey = mkPreludeTyConUnique 31 -stablePtrTyConKey = mkPreludeTyConUnique 32 -stateAndAddrPrimTyConKey = mkPreludeTyConUnique 33 -stateAndArrayPrimTyConKey = mkPreludeTyConUnique 34 -stateAndByteArrayPrimTyConKey = mkPreludeTyConUnique 35 -stateAndCharPrimTyConKey = mkPreludeTyConUnique 36 -stateAndDoublePrimTyConKey = mkPreludeTyConUnique 37 -stateAndFloatPrimTyConKey = mkPreludeTyConUnique 38 -stateAndIntPrimTyConKey = mkPreludeTyConUnique 39 -stateAndMallocPtrPrimTyConKey = mkPreludeTyConUnique 40 -stateAndMutableArrayPrimTyConKey = mkPreludeTyConUnique 41 -stateAndMutableByteArrayPrimTyConKey = mkPreludeTyConUnique 42 -stateAndSynchVarPrimTyConKey = mkPreludeTyConUnique 43 -stateAndPtrPrimTyConKey = mkPreludeTyConUnique 44 -stateAndStablePtrPrimTyConKey = mkPreludeTyConUnique 45 -stateAndWordPrimTyConKey = mkPreludeTyConUnique 46 -statePrimTyConKey = mkPreludeTyConUnique 47 -stateTyConKey = mkPreludeTyConUnique 48 -stringTyConKey = mkPreludeTyConUnique 49 -stTyConKey = mkPreludeTyConUnique 50 -primIoTyConKey = mkPreludeTyConUnique 51 -voidPrimTyConKey = mkPreludeTyConUnique 52 -wordPrimTyConKey = mkPreludeTyConUnique 53 -wordTyConKey = mkPreludeTyConUnique 54 -\end{code} +mkPreludeDataConUnique i = mkUnique '6' (2*i) -- Must be alphabetic +mkTupleDataConUnique Boxed a = mkUnique '7' (2*a) -- ditto (*may* be used in C labels) +mkTupleDataConUnique Unboxed a = mkUnique '8' (2*a) -%************************************************************************ -%* * -\subsubsection[Uniques-prelude-DataCons]{@Uniques@ for wired-in @DataCons@} -%* * -%************************************************************************ +-- This one is used for a tiresome reason +-- to improve a consistency-checking error check in the renamer +isTupleKey u = case unpkUnique u of + (tag,_) -> tag == '4' || tag == '5' || tag == '7' || tag == '8' -\begin{code} -addrDataConKey = mkPreludeDataConUnique 1 -buildDataConKey = mkPreludeDataConUnique 2 -charDataConKey = mkPreludeDataConUnique 4 -consDataConKey = mkPreludeDataConUnique 5 -doubleDataConKey = mkPreludeDataConUnique 6 -eqDataConKey = mkPreludeDataConUnique 7 -falseDataConKey = mkPreludeDataConUnique 8 -floatDataConKey = mkPreludeDataConUnique 9 -gtDataConKey = mkPreludeDataConUnique 10 -intDataConKey = mkPreludeDataConUnique 11 -integerDataConKey = mkPreludeDataConUnique 12 -liftDataConKey = mkPreludeDataConUnique 13 -ltDataConKey = mkPreludeDataConUnique 14 -mallocPtrDataConKey = mkPreludeDataConUnique 15 -nilDataConKey = mkPreludeDataConUnique 18 -ratioDataConKey = mkPreludeDataConUnique 21 -return2GMPsDataConKey = mkPreludeDataConUnique 22 -returnIntAndGMPDataConKey = mkPreludeDataConUnique 23 -stablePtrDataConKey = mkPreludeDataConUnique 24 -stateAndAddrPrimDataConKey = mkPreludeDataConUnique 25 -stateAndArrayPrimDataConKey = mkPreludeDataConUnique 26 -stateAndByteArrayPrimDataConKey = mkPreludeDataConUnique 27 -stateAndCharPrimDataConKey = mkPreludeDataConUnique 28 -stateAndDoublePrimDataConKey = mkPreludeDataConUnique 29 -stateAndFloatPrimDataConKey = mkPreludeDataConUnique 30 -stateAndIntPrimDataConKey = mkPreludeDataConUnique 31 -stateAndMallocPtrPrimDataConKey = mkPreludeDataConUnique 32 -stateAndMutableArrayPrimDataConKey = mkPreludeDataConUnique 33 -stateAndMutableByteArrayPrimDataConKey = mkPreludeDataConUnique 34 -stateAndSynchVarPrimDataConKey = mkPreludeDataConUnique 35 -stateAndPtrPrimDataConKey = mkPreludeDataConUnique 36 -stateAndStablePtrPrimDataConKey = mkPreludeDataConUnique 37 -stateAndWordPrimDataConKey = mkPreludeDataConUnique 38 -stateDataConKey = mkPreludeDataConUnique 39 -trueDataConKey = mkPreludeDataConUnique 40 -wordDataConKey = mkPreludeDataConUnique 41 -\end{code} +mkPrimOpIdUnique op = mkUnique '9' op +mkPreludeMiscIdUnique i = mkUnique '0' i -%************************************************************************ -%* * -\subsubsection[Uniques-prelude-Ids]{@Uniques@ for wired-in @Ids@ (except @DataCons@)} -%* * -%************************************************************************ +-- No numbers left anymore, so I pick something different for the character +-- tag +mkPArrDataConUnique a = mkUnique ':' (2*a) -\begin{code} -absentErrorIdKey = mkPreludeMiscIdUnique 1 -appendIdKey = mkPreludeMiscIdUnique 2 -augmentIdKey = mkPreludeMiscIdUnique 3 -buildIdKey = mkPreludeMiscIdUnique 4 -errorIdKey = mkPreludeMiscIdUnique 5 -foldlIdKey = mkPreludeMiscIdUnique 6 -foldrIdKey = mkPreludeMiscIdUnique 7 -forkIdKey = mkPreludeMiscIdUnique 8 -int2IntegerIdKey = mkPreludeMiscIdUnique 9 -integerMinusOneIdKey = mkPreludeMiscIdUnique 10 -integerPlusOneIdKey = mkPreludeMiscIdUnique 11 -integerPlusTwoIdKey = mkPreludeMiscIdUnique 12 -integerZeroIdKey = mkPreludeMiscIdUnique 13 -packCStringIdKey = mkPreludeMiscIdUnique 14 -parErrorIdKey = mkPreludeMiscIdUnique 15 -parIdKey = mkPreludeMiscIdUnique 16 -patErrorIdKey = mkPreludeMiscIdUnique 17 -realWorldPrimIdKey = mkPreludeMiscIdUnique 18 -runSTIdKey = mkPreludeMiscIdUnique 19 -seqIdKey = mkPreludeMiscIdUnique 20 -traceIdKey = mkPreludeMiscIdUnique 21 -unpackCString2IdKey = mkPreludeMiscIdUnique 22 -unpackCStringAppendIdKey= mkPreludeMiscIdUnique 23 -unpackCStringFoldrIdKey = mkPreludeMiscIdUnique 24 -unpackCStringIdKey = mkPreludeMiscIdUnique 25 -voidPrimIdKey = mkPreludeMiscIdUnique 26 -mainIdKey = mkPreludeMiscIdUnique 27 -mainPrimIOIdKey = mkPreludeMiscIdUnique 28 - -#ifdef GRAN -parLocalIdKey = mkPreludeMiscIdUnique 29 -parGlobalIdKey = mkPreludeMiscIdUnique 30 -noFollowIdKey = mkPreludeMiscIdUnique 31 -copyableIdKey = mkPreludeMiscIdUnique 32 -#endif -\end{code} +-- The "tyvar uniques" print specially nicely: a, b, c, etc. +-- See pprUnique for details -Certain class operations from Prelude classes. They get -their own uniques so we can look them up easily when we want -to conjure them up during type checking. -\begin{code} -fromIntClassOpKey = mkPreludeMiscIdUnique 33 -fromIntegerClassOpKey = mkPreludeMiscIdUnique 34 -fromRationalClassOpKey = mkPreludeMiscIdUnique 35 -enumFromClassOpKey = mkPreludeMiscIdUnique 36 -enumFromThenClassOpKey = mkPreludeMiscIdUnique 37 -enumFromToClassOpKey = mkPreludeMiscIdUnique 38 -enumFromThenToClassOpKey= mkPreludeMiscIdUnique 39 -eqClassOpKey = mkPreludeMiscIdUnique 40 -geClassOpKey = mkPreludeMiscIdUnique 41 -negateClassOpKey = mkPreludeMiscIdUnique 42 -\end{code} +initTyVarUnique :: Unique +initTyVarUnique = mkUnique 't' 0 +initTidyUniques :: (Unique, Unique) -- Global and local +initTidyUniques = (mkUnique 'g' 0, mkUnique 'x' 0) +mkPseudoUnique1, mkPseudoUnique2, mkPseudoUnique3, + mkBuiltinUnique :: Int -> Unique +mkBuiltinUnique i = mkUnique 'B' i +mkPseudoUnique1 i = mkUnique 'C' i -- used for getUnique on Regs +mkPseudoUnique2 i = mkUnique 'D' i -- used in NCG for getUnique on RealRegs +mkPseudoUnique3 i = mkUnique 'E' i -- used in NCG spiller to create spill VirtualRegs +\end{code}