import RdrHsSyn -- oodles of synonyms
import HsTypes ( mkHsForAllTy, mkHsUsForAllTy )
import HsCore
-import Const ( Literal(..), mkMachInt_safe )
+import Literal ( Literal(..), mkMachInt, mkMachInt64, mkMachWord, mkMachWord64 )
import BasicTypes ( Fixity(..), FixityDirection(..),
NewOrData(..), Version
)
import CostCentre ( CostCentre(..), IsCafCC(..), IsDupdCC(..) )
+import CallConv ( cCallConv )
import HsPragmas ( noDataPragmas, noClassPragmas )
import Type ( Kind, mkArrowKind, boxedTypeKind, openTypeKind, UsageAnn(..) )
import IdInfo ( ArityInfo, exactArity, CprInfo(..), InlinePragInfo(..) )
+import PrimOp ( CCall(..), CCallTarget(..) )
import Lex
import RnMonad ( ImportVersion, LocalVersion, ParsedIface(..), WhatsImported(..),
- RdrNamePragma, ExportItem, RdrAvailInfo, GenAvailInfo(..), WhetherHasOrphans
+ RdrNamePragma, ExportItem, RdrAvailInfo, GenAvailInfo(..),
+ WhetherHasOrphans, IsBootInterface
)
import Bag ( emptyBag, unitBag, snocBag )
import FiniteMap ( emptyFM, unitFM, addToFM, plusFM, bagToFM, FiniteMap )
-import RdrName ( RdrName, mkRdrUnqual, mkSysQual, mkSysUnqual )
+import RdrName ( RdrName, mkRdrUnqual, mkSysQual, mkSysUnqual, mkRdrNameWkr )
import Name ( OccName, Provenance )
import OccName ( mkSysOccFS,
- tcName, varName, dataName, clsName, tvName, uvName,
+ tcName, varName, ipName, dataName, clsName, tvName, uvName,
EncodedFS
)
-import Module ( ModuleName, mkSysModuleFS )
-import PrelMods ( mkTupNameStr, mkUbxTupNameStr )
+import Module ( ModuleName, PackageName, mkSysModuleFS, mkModule )
import PrelInfo ( mkTupConRdrName, mkUbxTupConRdrName )
import SrcLoc ( SrcLoc )
+import CmdLineOpts ( opt_InPackage )
import Maybes
import Outputable
import GlaExts
+import FastString ( tailFS )
#if __HASKELL1__ > 4
import Ratio ( (%) )
%lexer { lexer } { ITeof }
%token
+ 'as' { ITas }
'case' { ITcase } -- Haskell keywords
'class' { ITclass }
'data' { ITdata }
'deriving' { ITderiving }
'do' { ITdo }
'else' { ITelse }
+ 'hiding' { IThiding }
'if' { ITif }
'import' { ITimport }
'in' { ITin }
'module' { ITmodule }
'newtype' { ITnewtype }
'of' { ITof }
+ 'qualified' { ITqualified }
'then' { ITthen }
'type' { ITtype }
'where' { ITwhere }
- 'as' { ITas }
- 'qualified' { ITqualified }
- 'hiding' { IThiding }
'forall' { ITforall } -- GHC extension keywords
'foreign' { ITforeign }
'label' { ITlabel }
'dynamic' { ITdynamic }
'unsafe' { ITunsafe }
+ 'with' { ITwith }
+ 'stdcall' { ITstdcallconv }
+ 'ccall' { ITccallconv }
'__interface' { ITinterface } -- interface keywords
'__export' { IT__export }
- '__forall' { IT__forall }
'__depends' { ITdepends }
+ '__forall' { IT__forall }
'__letrec' { ITletrec }
'__coerce' { ITcoerce }
- '__inline_call'{ ITinlineCall }
'__inline_me' { ITinlineMe }
+ '__inline_call'{ ITinlineCall }
'__DEFAULT' { ITdefaultbranch }
'__bot' { ITbottom }
'__integer' { ITinteger_lit }
'__float' { ITfloat_lit }
+ '__word' { ITword_lit }
+ '__int64' { ITint64_lit }
+ '__word64' { ITword64_lit }
'__rational' { ITrational_lit }
'__addr' { ITaddr_lit }
'__litlit' { ITlit_lit }
'__U' { ITunfold $$ }
'__S' { ITstrict $$ }
'__R' { ITrules }
- '__M' { ITcprinfo $$ }
+ '__M' { ITcprinfo }
+ '__D' { ITdeprecated }
'..' { ITdotdot } -- reserved symbols
'::' { ITdcolon }
QVARSYM { ITqvarsym $$ }
QCONSYM { ITqconsym $$ }
+ IPVARID { ITipvarid $$ } -- GHC extension
+
PRAGMA { ITpragma $$ }
CHAR { ITchar $$ }
-- (c) the IdInfo part of a signature (same reason)
iface_stuff :: { IfaceStuff }
-iface_stuff : iface { let (nm, iff) = $1 in PIface nm iff }
- | type { PType $1 }
- | id_info { PIdInfo $1 }
- | '__R' rules { PRules $2 }
+iface_stuff : iface { PIface $1 }
+ | type { PType $1 }
+ | id_info { PIdInfo $1 }
+ | '__R' rules { PRules $2 }
+ | '__D' deprecs { PDeprecs $2 }
-iface :: { (ModuleName, ParsedIface) }
-iface : '__interface' mod_fs INTEGER orphans checkVersion 'where'
+iface :: { ParsedIface }
+iface : '__interface' package mod_name INTEGER orphans checkVersion 'where'
exports_part
import_part
instance_decl_part
decls_part
- rules_part
- { ( $2 -- Module name
- , ParsedIface {
- pi_mod = fromInteger $3, -- Module version
- pi_orphan = $4,
- pi_exports = $7, -- Exports
- pi_usages = $8, -- Usages
- pi_insts = $9, -- Local instances
- pi_decls = $10, -- Decls
- pi_rules = $11 -- Rules
- } ) }
+ rules_and_deprecs
+ { ParsedIface {
+ pi_mod = mkModule $3 $2, -- Module itself
+ pi_vers = fromInteger $4, -- Module version
+ pi_orphan = $5,
+ pi_exports = $8, -- Exports
+ pi_usages = $9, -- Usages
+ pi_insts = $10, -- Local instances
+ pi_decls = $11, -- Decls
+ pi_rules = fst $12, -- Rules
+ pi_deprecs = snd $12 -- Deprecations
+ } }
--------------------------------------------------------------------------
| import_part import_decl { $2 : $1 }
import_decl :: { ImportVersion OccName }
-import_decl : 'import' mod_fs INTEGER orphans whats_imported ';'
- { (mkSysModuleFS $2, fromInteger $3, $4, $5) }
+import_decl : 'import' mod_name INTEGER orphans is_boot whats_imported ';'
+ { (mkSysModuleFS $2, fromInteger $3, $4, $5, $6) }
-- import Foo 3 :: a 1 b 3 c 7 ; means import a,b,c from Foo
-- import Foo 3 ; means import all of Foo
-- import Foo 3 ! :: ...stuff... ; the ! means that Foo contains orphans
orphans : { False }
| '!' { True }
+is_boot :: { IsBootInterface }
+is_boot : { False }
+ | '@' { True }
+
whats_imported :: { WhatsImported OccName }
whats_imported : { Everything }
| '::' name_version_pairs { Specifically $2 }
exports_part :: { [ExportItem] }
exports_part : { [] }
| exports_part '__export'
- mod_fs entities ';' { (mkSysModuleFS $3, $4) : $1 }
+ mod_name entities ';' { (mkSysModuleFS $3, $4) : $1 }
entities :: { [RdrAvailInfo] }
entities : { [] }
maybe_idinfo :: { RdrName -> [HsIdInfo RdrName] }
maybe_idinfo : {- empty -} { \_ -> [] }
- | src_loc PRAGMA { \x ->
- case parseIface $2
- PState{bol = 0#, atbol = 1#,
- context = [],
- glasgow_exts = 1#,
- loc = $1 } of
+ | pragma { \x -> case $1 of
POk _ (PIdInfo id_info) -> id_info
PFailed err ->
pprPanic "IdInfo parse failed"
(vcat [ppr x, err])
}
+pragma :: { ParseResult IfaceStuff }
+pragma : src_loc PRAGMA { parseIface $2 PState{ bol = 0#, atbol = 1#,
+ context = [],
+ glasgow_exts = 1#,
+ loc = $1 }
+ }
+
-----------------------------------------------------------------------------
-rules_part :: { [RdrNameRuleDecl] }
-rules_part : {- empty -} { [] }
- | src_loc PRAGMA { case parseIface $2
- PState{bol = 0#, atbol = 1#,
- context = [],
- glasgow_exts = 1#,
- loc = $1 } of
- POk _ (PRules rules) -> rules
- PFailed err ->
- pprPanic "Rules parse failed" err
+rules_and_deprecs :: { ([RdrNameRuleDecl], [RdrNameDeprecation]) }
+rules_and_deprecs : {- empty -} { ([], []) }
+ | rules_and_deprecs rule_or_deprec
+ { let
+ append2 (xs1,ys1) (xs2,ys2) =
+ (xs1 `app` xs2, ys1 `app` ys2)
+ xs `app` [] = xs -- performance paranoia
+ xs `app` ys = xs ++ ys
+ in append2 $1 $2
}
+rule_or_deprec :: { ([RdrNameRuleDecl], [RdrNameDeprecation]) }
+rule_or_deprec : pragma { case $1 of
+ POk _ (PRules rules) -> (rules,[])
+ POk _ (PDeprecs deprecs) -> ([],deprecs)
+ PFailed err -> pprPanic "Rules/Deprecations parse failed" err
+ }
+
+-----------------------------------------------------------------------------
+
rules :: { [RdrNameRuleDecl] }
: {- empty -} { [] }
| rule ';' rules { $1:$3 }
-----------------------------------------------------------------------------
+deprecs :: { [RdrNameDeprecation] }
+deprecs : {- empty -} { [] }
+ | deprecs deprec ';' { $2 : $1 }
+
+deprec :: { RdrNameDeprecation }
+deprec : STRING { Deprecation (IEModuleContents undefined) $1 }
+ | deprec_name STRING { Deprecation $1 $2 }
+
+-- SUP: TEMPORARY HACK
+deprec_name :: { RdrNameIE }
+ : var_name { IEVar $1 }
+ | data_name { IEThingAbs $1 }
+
+-----------------------------------------------------------------------------
+
version :: { Version }
version : INTEGER { fromInteger $1 }
| constr '|' constrs1 { $1 : $3 }
constr :: { RdrNameConDecl }
-constr : src_loc ex_stuff data_name batypes { mkConDecl $3 $2 (VanillaCon $4) $1 }
- | src_loc ex_stuff data_name '{' fields1 '}' { mkConDecl $3 $2 (RecCon $5) $1 }
+constr : src_loc ex_stuff data_name batypes { mk_con_decl $3 $2 (VanillaCon $4) $1 }
+ | src_loc ex_stuff data_name '{' fields1 '}' { mk_con_decl $3 $2 (RecCon $5) $1 }
-- We use "data_fs" so as to include ()
newtype_constr :: { [RdrNameConDecl] {- Empty if handwritten abstract -} }
newtype_constr : { [] }
- | src_loc '=' ex_stuff data_name atype { [mkConDecl $4 $3 (NewCon $5 Nothing) $1] }
+ | src_loc '=' ex_stuff data_name atype { [mk_con_decl $4 $3 (NewCon $5 Nothing) $1] }
| src_loc '=' ex_stuff data_name '{' var_name '::' atype '}'
- { [mkConDecl $4 $3 (NewCon $8 (Just $6)) $1] }
+ { [mk_con_decl $4 $3 (NewCon $8 (Just $6)) $1] }
ex_stuff :: { ([HsTyVar RdrName], RdrNameContext) }
ex_stuff : { ([],[]) }
context_list1 : class { [$1] }
| class ',' context_list1 { $1 : $3 }
-class :: { (RdrName, [RdrNameHsType]) }
-class : qcls_name atypes { ($1, $2) }
+class :: { HsPred RdrName }
+class : qcls_name atypes { (HsPClass $1 $2) }
+ | ipvar_name '::' type { (HsPIParam $1 $3) }
types0 :: { [RdrNameHsType] {- Zero or more -} }
types0 : {- empty -} { [ ] }
| '(#' types0 '#)' { MonoTupleTy $2 False{-unboxed-} }
| '[' type ']' { MonoListTy $2 }
| '{' qcls_name atypes '}' { MonoDictTy $2 $3 }
+ | '{' ipvar_name '::' type '}' { MonoIParamTy $2 $4 }
| '(' type ')' { $2 }
-- This one is dealt with via qtc_name
atypes : { [] }
| atype atypes { $1 : $2 }
---------------------------------------------------------------------
-mod_fs :: { EncodedFS }
- : CONID { $1 }
+package :: { PackageName }
+ : STRING { $1 }
+ | {- empty -} { opt_InPackage } -- Useful for .hi-boot files,
+ -- which can omit the package Id
+ -- Module loops are always within a package
mod_name :: { ModuleName }
- : mod_fs { mkSysModuleFS $1 }
+ : CONID { mkSysModuleFS $1 }
---------------------------------------------------
| 'label' { SLIT("label") }
| 'dynamic' { SLIT("dynamic") }
| 'unsafe' { SLIT("unsafe") }
+ | 'with' { SLIT("with") }
+ | 'ccall' { SLIT("ccall") }
+ | 'stdcall' { SLIT("stdcall") }
qvar_fs :: { (EncodedFS, EncodedFS) }
: QVARID { $1 }
qvar_name : var_name { $1 }
| qvar_fs { mkSysQual varName $1 }
+ipvar_name :: { RdrName }
+ : IPVARID { mkSysUnqual ipName (tailFS $1) }
+
var_names :: { [RdrName] }
var_names : { [] }
| var_name var_names { $1 : $2 }
id_info_item :: { HsIdInfo RdrName }
: '__A' INTEGER { HsArity (exactArity (fromInteger $2)) }
| '__U' inline_prag core_expr { HsUnfold $2 $3 }
- | '__M' { HsCprInfo $1 }
+ | '__M' { HsCprInfo }
| '__S' { HsStrictness (HsStrictnessInfo $1) }
| '__C' { HsNoCafRefs }
| '__P' qvar_name { HsWorker $2 }
| '__letrec' '{' rec_binds '}'
'in' core_expr { UfLet (UfRec $3) $6 }
- | con_or_primop '{' core_args '}' { UfCon $1 $3 }
- | '__litlit' STRING atype { UfCon (UfLitLitCon $2 $3) [] }
+ | '__litlit' STRING atype { UfLitLit $2 $3 }
| '__inline_me' core_expr { UfNote UfInlineMe $2 }
| '__inline_call' core_expr { UfNote UfInlineCall $2 }
core_aexpr :: { UfExpr RdrName } -- Atomic expressions
core_aexpr : qvar_name { UfVar $1 }
-
| qdata_name { UfVar $1 }
-- This one means that e.g. "True" will parse as
-- (UfVar True_Id) rather than (UfCon True_Con []).
-- If you want to get a UfCon, then use the
-- curly-bracket notation (True {}).
- | core_lit { UfCon (UfLitCon $1) [] }
- | '(' core_expr ')' { $2 }
- | '(' comma_exprs2 ')' { UfTuple (mkTupConRdrName (length $2)) $2 }
- | '(#' comma_exprs0 '#)' { UfTuple (mkUbxTupConRdrName (length $2)) $2 }
-
-- This one is dealt with by qdata_name: see above comments
-- | '(' ')' { UfTuple (mkTupConRdrName 0) [] }
+ | core_lit { UfLit $1 }
+ | '(' core_expr ')' { $2 }
+
+ -- Tuple construtors are for the *worker* of the tuple
+ -- Going direct saves needless messing about
+ | '(' comma_exprs2 ')' { UfTuple (mkRdrNameWkr (mkTupConRdrName (length $2))) $2 }
+ | '(#' comma_exprs0 '#)' { UfTuple (mkRdrNameWkr (mkUbxTupConRdrName (length $2))) $2 }
+
+ | '{' '__ccall' ccall_string type '}'
+ { let
+ (is_dyn, is_casm, may_gc) = $2
+
+ target | is_dyn = DynamicTarget (error "CCall dyn target bogus unique")
+ | otherwise = StaticTarget $3
+
+ ccall = CCall target is_casm may_gc cCallConv
+ in
+ UfCCall ccall $4
+ }
+
+
comma_exprs0 :: { [UfExpr RdrName] } -- Zero or more
comma_exprs0 : {- empty -} { [ ] }
| core_expr { [ $1 ] }
comma_exprs2 : core_expr ',' core_expr { [$1,$3] }
| core_expr ',' comma_exprs2 { $1 : $3 }
-con_or_primop :: { UfCon RdrName }
-con_or_primop : qdata_name { UfDataCon $1 }
- | qvar_name { UfPrimOp $1 }
- | '__ccall' ccall_string { let
- (is_dyn, is_casm, may_gc) = $1
- in
- UfCCallOp $2 is_dyn is_casm may_gc
- }
-
rec_binds :: { [(UfBinder RdrName, UfExpr RdrName)] }
: { [] }
| core_val_bndr '=' core_expr ';' rec_binds { ($1,$3) : $5 }
core_alt :: { UfAlt RdrName }
core_alt : core_pat '->' core_expr { (fst $1, snd $1, $3) }
-core_pat :: { (UfCon RdrName, [RdrName]) }
-core_pat : core_lit { (UfLitCon $1, []) }
- | '__litlit' STRING atype { (UfLitLitCon $2 $3, []) }
- | qdata_name core_pat_names { (UfDataCon $1, $2) }
- | '(' comma_var_names1 ')' { (UfDataCon (mkTupConRdrName (length $2)), $2) }
- | '(#' comma_var_names1 '#)' { (UfDataCon (mkUbxTupConRdrName (length $2)), $2) }
+core_pat :: { (UfConAlt RdrName, [RdrName]) }
+core_pat : core_lit { (UfLitAlt $1, []) }
+ | '__litlit' STRING atype { (UfLitLitAlt $2 $3, []) }
+ | qdata_name core_pat_names { (UfDataAlt $1, $2) }
+ | '(' comma_var_names1 ')' { (UfDataAlt (mkTupConRdrName (length $2)), $2) }
+ | '(#' comma_var_names1 '#)' { (UfDataAlt (mkUbxTupConRdrName (length $2)), $2) }
| '__DEFAULT' { (UfDefault, []) }
| '(' core_pat ')' { $2 }
| var_name ',' comma_var_names1 { $1 : $3 }
core_lit :: { Literal }
-core_lit : integer { mkMachInt_safe $1 }
+core_lit : integer { mkMachInt $1 }
| CHAR { MachChar $1 }
| STRING { MachStr $1 }
- | '__string' STRING { NoRepStr $2 (panic "NoRepStr type") }
| rational { MachDouble $1 }
+ | '__word' integer { mkMachWord $2 }
+ | '__word64' integer { mkMachWord64 $2 }
+ | '__int64' integer { mkMachInt64 $2 }
| '__float' rational { MachFloat $2 }
-
- | '__integer' integer { NoRepInteger $2 (panic "NoRepInteger type")
- -- The type checker will add the types
- }
-
- | '__rational' integer integer { NoRepRational ($2 % $3)
- (panic "NoRepRational type")
- -- The type checker will add the type
- }
-
| '__addr' integer { MachAddr $2 }
integer :: { Integer }
------------------------------------------------------------------------
scc :: { CostCentre }
- : '__sccC' '{' mod_name STRING '}' { AllCafsCC $3 $4 }
- | '__scc' '{' cc_name mod_name STRING cc_dup cc_caf '}'
- { NormalCC { cc_name = $3, cc_mod = $4, cc_grp = $5,
- cc_is_dupd = $6, cc_is_caf = $7 } }
+ : '__sccC' '{' mod_name '}' { AllCafsCC $3 }
+ | '__scc' '{' cc_name mod_name cc_dup cc_caf '}'
+ { NormalCC { cc_name = $3, cc_mod = $4,
+ cc_is_dupd = $5, cc_is_caf = $6 } }
cc_name :: { EncodedFS }
: CONID { $1 }
happyError :: P a
happyError buf PState{ loc = loc } = PFailed (ifaceParseErr buf loc)
-data IfaceStuff = PIface EncodedFS{-.hi module name-} ParsedIface
+data IfaceStuff = PIface ParsedIface
| PIdInfo [HsIdInfo RdrName]
| PType RdrNameHsType
| PRules [RdrNameRuleDecl]
+ | PDeprecs [RdrNameDeprecation]
-mkConDecl name (ex_tvs, ex_ctxt) details loc = ConDecl name ex_tvs ex_ctxt details loc
+mk_con_decl name (ex_tvs, ex_ctxt) details loc = mkConDecl name ex_tvs ex_ctxt details loc
}
projects / ghc-hetmet.git / blobdiff