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Remove inline IL parsing method call #7947

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Merged
merged 8 commits into from
Dec 26, 2019
Merged

Remove inline IL parsing method call #7947

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5cbce20
Remove inline IL parsing method call
TIHan Dec 9, 2019
e578be5
Remove now dead code
TIHan Dec 9, 2019
06f4cc2
Fixing tests
TIHan Dec 9, 2019
e7bdff4
Trying to fix tests
TIHan Dec 10, 2019
2aa769f
Trying to fix tests
TIHan Dec 10, 2019
3d6fb9d
Merge remote-tracking branch 'upstream/master' into refactor/remove-i…
TIHan Dec 23, 2019
9cbe4f3
Trying to fix tests
TIHan Dec 23, 2019
1fd4868
Update ExprTests.fs
TIHan Dec 23, 2019
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6 changes: 0 additions & 6 deletions src/absil/ilascii.fs
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Expand Up @@ -226,12 +226,6 @@ let DoubleInstrs : Lazy<InstrTable<DoubleInstr>> =
["ldc";"r8"], (fun x -> (AI_ldc (DT_R8, x)))
]

/// Table of parsing and pretty printing data for instructions.
let MethodSpecInstrs : Lazy<InstrTable<MethodSpecInstr>> =
lazy [
["call"], (fun (mspec, y) -> I_call (Normalcall, mspec, y))
]

/// Table of parsing and pretty printing data for instructions.
let StringInstrs : Lazy<InstrTable<StringInstr>> =
lazy [
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1 change: 0 additions & 1 deletion src/absil/ilascii.fsi
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Expand Up @@ -41,7 +41,6 @@ val Int64Instrs: LazyInstrTable<Int64Instr>
val Int32Instrs: LazyInstrTable<Int32Instr>
val Int32Int32Instrs: LazyInstrTable<Int32Int32Instr>
val DoubleInstrs: LazyInstrTable<DoubleInstr>
val MethodSpecInstrs: LazyInstrTable<MethodSpecInstr>
val StringInstrs: LazyInstrTable<StringInstr>
val TokenInstrs: LazyInstrTable<TokenInstr>
val TypeInstrs: LazyInstrTable<TypeInstr>
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1 change: 0 additions & 1 deletion src/absil/illex.fsl
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Expand Up @@ -70,7 +70,6 @@ let kwdInstrTable =
addTable (fun i -> INSTR_I32_I32 i) Int32Int32Instrs;
addTable (fun i -> INSTR_I8 i) Int64Instrs;
addTable (fun i -> INSTR_R i) DoubleInstrs;
addTable (fun i -> INSTR_METHOD i) MethodSpecInstrs;
addTable (fun i -> INSTR_TYPE i) TypeInstrs;
addTable (fun i -> INSTR_INT_TYPE i) IntTypeInstrs;
addTable (fun i -> INSTR_VALUETYPE i) ValueTypeInstrs;
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74 changes: 0 additions & 74 deletions src/absil/ilpars.fsy
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Expand Up @@ -20,21 +20,6 @@ let pfailwith s =
stderr.WriteLine ("*** error: "+s);
raise Parsing.RecoverableParseError

/// vararg sentinels
type SigArg = SigArg of (string option * ILType) | Sentinel

let decodeVarargs args =
let rec normals = function
| [] -> ([],None)
| Sentinel :: t -> ([],Some (varargs t))
| SigArg (_,p) :: t -> let (n,r) = normals t in (p :: n, r)
and varargs = function
| [] -> []
| SigArg (_,ty) :: t -> let l = varargs t in ty :: l
| Sentinel :: t -> pfailwith "two sentinels in vararg call"
normals args


type ResolvedAtMethodSpecScope<'T> =
ResolvedAtMethodSpecScope of (ILGenericParameterDefs -> 'T)

Expand All @@ -43,11 +28,6 @@ let resolveMethodSpecScope (ResolvedAtMethodSpecScope f) x = f x
let resolveMethodSpecScopeThen (ResolvedAtMethodSpecScope f) g =
ResolvedAtMethodSpecScope (fun x -> resolveMethodSpecScope (g(f x)) x)

let resolveFormalMethodSpecScope tspeco obj =
match tspeco with
None -> resolveMethodSpecScope obj mkILEmptyGenericParams
| Some (tspec:ILTypeSpec) -> resolveMethodSpecScope obj (mkILFormalTypars tspec.GenericArgs)

let resolveCurrentMethodSpecScope obj =
resolveMethodSpecScope obj mkILEmptyGenericParams

Expand Down Expand Up @@ -75,7 +55,6 @@ let findAssemblyRef nm =
%token <Int32Int32Instr> INSTR_I32_I32
%token <Int64Instr> INSTR_I8
%token <DoubleInstr> INSTR_R
%token <MethodSpecInstr> INSTR_METHOD
%token <NoArgInstr> INSTR_NONE
%token <StringInstr> INSTR_STRING
%token <TokenInstr> INSTR_TOK
Expand Down Expand Up @@ -163,18 +142,6 @@ instrs2:
{ $1 :: $2 }
| { [] }



methodSpecMaybeArrayMethod:
callConv typ typSpec DCOLON methodName opt_actual_tyargs LPAREN sigArgs0 RPAREN
{ let callee_class_typ : ILType = resolveCurrentMethodSpecScope $3
let gscope = (if isILArrTy callee_class_typ then None else Some callee_class_typ.TypeSpec)
let argtys_n_varargs = resolveFormalMethodSpecScope gscope $8
let (argtys,varargs) = decodeVarargs argtys_n_varargs
let minst = resolveCurrentMethodSpecScope $6
let callee_retty = resolveFormalMethodSpecScope gscope $2
(callee_class_typ, $1, $5, argtys, callee_retty, minst), varargs }

instr:
INSTR_NONE
{ ($1 ()) }
Expand All @@ -188,19 +155,6 @@ instr:
{ ($1 (ILConst.R8 $2)) }
| INSTR_R int64
{ ($1 (ILConst.R8 (float $2))) }
| INSTR_METHOD methodSpecMaybeArrayMethod
{
let ((encl_typ, _cc, nm, _argtys, _retty, _minst) as data),varargs = $2
if isILArrTy encl_typ then
let (shape,ty) = destILArrTy encl_typ
match nm with
| "Get" -> I_ldelem_any(shape,ty)
| "Set" -> I_stelem_any(shape,ty)
| "Address" -> I_ldelema(NormalAddress,false,shape,ty)
| ".ctor" -> I_newarr(shape,ty)
| _ -> failwith "bad method on array type"
else
$1 (mkILMethSpecInTy data, varargs) }
| INSTR_TYPE typSpec
{ $1 (resolveCurrentMethodSpecScope $2) }
| INSTR_INT_TYPE int32 typSpec
Expand All @@ -209,34 +163,6 @@ instr:
{ $1 (resolveCurrentMethodSpecScope $2) }
| INSTR_TOK typSpec
{ ($1 (ILToken.ILType (resolveCurrentMethodSpecScope $2))) }

/*-----------------------------------------------
* Formal signatures of methods etc.
*---------------------------------------------*/

sigArgs0:
{ noMethodSpecScope [] }
| sigArgs1 { $1 }

sigArgs1:
sigArgs1a
{ ResolvedAtMethodSpecScope (fun c -> List.map (fun obj -> resolveMethodSpecScope obj c) (List.rev $1)) }

sigArgs1a:
sigArg
{ [$1] }
| sigArgs1a COMMA sigArg
{ $3 :: $1 }

sigArg:
| typ opt_id
{ resolveMethodSpecScopeThen $1 (fun ty ->
noMethodSpecScope (SigArg($2, ty))) }



opt_id: { None } | id { Some $1 }


/*-----------------------------------------------
* Type names
Expand Down
3 changes: 1 addition & 2 deletions src/fsharp/FSharp.Core/prim-types.fs
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Expand Up @@ -1663,11 +1663,10 @@ namespace Microsoft.FSharp.Core
let GenericHashWithComparerIntrinsic<'T> (comp : System.Collections.IEqualityComparer) (input : 'T) : int =
GenericHashParamObj comp (box input)

/// Direct call to GetHashCode on the string type
let inline HashString (s:string) =
match s with
| null -> 0
| _ -> (# "call instance int32 [mscorlib]System.String :: GetHashCode()" s : int #)
| _ -> s.GetHashCode()

// from mscorlib v4.0.30319
let inline HashChar (x:char) = (# "or" (# "shl" x 16 : int #) x : int #)
Expand Down
2 changes: 1 addition & 1 deletion tests/fsharpqa/Source/Optimizations/GenericComparison/Hash03.il.bsl
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Expand Up @@ -74,7 +74,7 @@
IL_0006: ldc.i4 0x483
IL_000b: ldc.i4.s 99
IL_000d: ldstr "5"
IL_0012: call instance int32 [mscorlib]System.String::GetHashCode()
IL_0012: callvirt instance int32 [mscorlib]System.Object::GetHashCode()
IL_0017: xor
IL_0018: xor
IL_0019: stloc.0
Expand Down
2 changes: 1 addition & 1 deletion tests/fsharpqa/Source/Optimizations/GenericComparison/Hash04.il.bsl
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Expand Up @@ -74,7 +74,7 @@
IL_0006: ldc.i4 0x483
IL_000b: ldc.i4.s 99
IL_000d: ldstr "5"
IL_0012: call instance int32 [mscorlib]System.String::GetHashCode()
IL_0012: callvirt instance int32 [mscorlib]System.Object::GetHashCode()
IL_0017: xor
IL_0018: xor
IL_0019: stloc.0
Expand Down
3 changes: 2 additions & 1 deletion tests/service/ExprTests.fs
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Expand Up @@ -784,6 +784,7 @@ let ``Test Unoptimized Declarations Project1`` () =
//#if NETCOREAPP2_0
//[<Ignore("SKIPPED: need to check if these tests can be enabled for .NET Core testing of FSharp.Compiler.Service")>]
//#endif
[<Ignore("SKIPPED: FSharp.Core nuget package needs to be updated before this test can be re-enabled")>]
let ``Test Optimized Declarations Project1`` () =
let wholeProjectResults = exprChecker.ParseAndCheckProject(Project1.options) |> Async.RunSynchronously

Expand Down Expand Up @@ -903,7 +904,7 @@ let ``Test Optimized Declarations Project1`` () =
"let testHashUInt64(x) = Operators.op_ExclusiveOr<Microsoft.FSharp.Core.int> (Operators.ToInt32<Microsoft.FSharp.Core.uint64> (x),Operators.ToInt32<Microsoft.FSharp.Core.int> (Operators.op_RightShift<Microsoft.FSharp.Core.uint64> (x,32))) @ (12,32--12,38)";
"let testHashIntPtr(x) = Operators.ToInt32<Microsoft.FSharp.Core.uint64> (Operators.ToUInt64<Microsoft.FSharp.Core.nativeint> (x)) @ (13,35--13,41)";
"let testHashUIntPtr(x) = Operators.op_BitwiseAnd<Microsoft.FSharp.Core.int> (Operators.ToInt32<Microsoft.FSharp.Core.uint64> (Operators.ToUInt64<Microsoft.FSharp.Core.unativeint> (x)),2147483647) @ (14,37--14,43)";
"let testHashString(x) = (if Operators.op_Equality<Microsoft.FSharp.Core.string> (x,dflt) then 0 else Operators.Hash<Microsoft.FSharp.Core.string> (x)) @ (16,32--16,38)";
"let testHashString(x) = (if Operators.op_Equality<Microsoft.FSharp.Core.string> (x,dflt) then 0 else x.GetHashCode()) @ (16,32--16,38)";
"let testTypeOf(x) = Operators.TypeOf<'T> () @ (17,24--17,30)";
"let mutableVar(x) = (if Operators.op_GreaterThan<Microsoft.FSharp.Core.int> (x,0) then let mutable acc: Microsoft.FSharp.Core.int = x in acc <- x else ()) @ (20,4--22,16)";
"let mutableConst(unitVar0) = let mutable acc: Microsoft.FSharp.Core.unit = () in acc <- () @ (25,16--25,19)";
Expand Down