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ll.bnf
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// ### [ Lexical part ] ########################################################
_ascii_letter
: 'A' - 'Z'
| 'a' - 'z'
;
_letter
: _ascii_letter
| '$'
| '-'
| '.'
| '_'
;
_escape_letter
: _letter
| '\\'
;
_decimal_digit
: '0' - '9'
;
_hex_digit
: _decimal_digit
| 'A' - 'F'
| 'a' - 'f'
;
!comment : ';' { . } '\n' ;
!whitespace : '\x00' | ' ' | '\t' | '\r' | '\n' ;
// === [ Identifiers ] =========================================================
_name
: _letter { _letter | _decimal_digit }
;
_escape_name
: _escape_letter { _escape_letter | _decimal_digit }
;
_quoted_name
: _quoted_string
;
_id
: _decimals
;
// --- [ Global identifiers ] --------------------------------------------------
global_ident
: _global_name
| _global_id
;
_global_name
: '@' ( _name | _quoted_name )
;
_global_id
: '@' _id
;
// --- [ Local identifiers ] ---------------------------------------------------
local_ident
: _local_name
| _local_id
;
_local_name
: '%' ( _name | _quoted_name )
;
_local_id
: '%' _id
;
// --- [ Labels ] --------------------------------------------------------------
// Label [-a-zA-Z$._0-9]+:
label_ident
: ( _letter | _decimal_digit ) { _letter | _decimal_digit } ':'
| _quoted_string ':'
;
// --- [ Attribute group identifiers ] -----------------------------------------
attr_group_id
: '#' _id
;
// --- [ Comdat identifiers ] --------------------------------------------------
comdat_name
: '$' ( _name | _quoted_name )
;
// --- [ Metadata identifiers ] ------------------------------------------------
metadata_name
: '!' _escape_name
;
metadata_id
: '!' _id
;
// === [ Integer literals ] ====================================================
// Integer [-]?[0-9]+
int_lit
: _decimal_lit
;
_decimal_lit
: [ '-' ] _decimals
;
_decimals
: _decimal_digit { _decimal_digit }
;
// === [ Floating-point literals ] =============================================
// FPConstant [-+]?[0-9]+[.][0-9]*([eE][-+]?[0-9]+)?
float_lit
: _frac_lit
| _sci_lit
| _float_hex_lit
;
_frac_lit
: [ _sign ] _decimals '.' { _decimal_digit }
;
_sign
: '+'
| '-'
;
_sci_lit
: _frac_lit ( 'e' | 'E' ) [ _sign ] _decimals
;
// HexFPConstant 0x[0-9A-Fa-f]+ // 16 hex digits
// HexFP80Constant 0xK[0-9A-Fa-f]+ // 20 hex digits
// HexFP128Constant 0xL[0-9A-Fa-f]+ // 32 hex digits
// HexPPC128Constant 0xM[0-9A-Fa-f]+ // 32 hex digits
// HexHalfConstant 0xH[0-9A-Fa-f]+ // 4 hex digits
_float_hex_lit
: '0' 'x' _hex_digit { _hex_digit }
| '0' 'x' 'K' _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit
| '0' 'x' 'L' _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit
| '0' 'x' 'M' _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit _hex_digit
| '0' 'x' 'H' _hex_digit _hex_digit _hex_digit _hex_digit
;
// === [ String literals ] =====================================================
string_lit
: _quoted_string
;
_quoted_string
: '"' { . } '"'
;
// === [ Types ] ===============================================================
int_type
: 'i' _decimals
;
// ### [ Syntactic part ] ######################################################
<< import (
"github.com/llir/llvm/asm/internal/ast"
"github.com/llir/llvm/asm/internal/astx"
) >>
// === [ Modules ] =============================================================
Module
: TopLevelDecls << astx.NewModule($0) >>
;
TopLevelDecls
: empty
| TopLevelDeclList
;
TopLevelDeclList
: TopLevelDecl << astx.NewTopLevelDeclList($0) >>
| TopLevelDeclList TopLevelDecl << astx.AppendTopLevelDecl($0, $1) >>
;
TopLevelDecl
: SourceFilename
| TargetSpec
| ModuleAsm
| TypeDef
| ComdatDef
| GlobalDecl
| GlobalDef
| FuncDecl
| FuncDef
| AttrGroupDef
| NamedMetadataDef
| MetadataDef
;
// --- [ Source filename ] -----------------------------------------------------
SourceFilename
: "source_filename" "=" string_lit << nil, nil >>
;
// --- [ Target specifiers ] ---------------------------------------------------
TargetSpec
: "target" DataLayout << $1, nil >>
| "target" TargetTriple << $1, nil >>
;
DataLayout
: "datalayout" "=" string_lit << astx.NewDataLayout($2) >>
;
TargetTriple
: "triple" "=" string_lit << astx.NewTargetTriple($2) >>
;
// --- [ Module-level inline assembly ] ----------------------------------------
// ref: http://llvm.org/docs/LangRef.html#module-level-inline-assembly
ModuleAsm
: "module" "asm" string_lit << nil, nil >>
;
// --- [ Type definitions ] ----------------------------------------------------
TypeDef
: LocalIdent "=" "type" Type << astx.NewTypeDef($0, $3) >>
| LocalIdent "=" "type" "opaque" << astx.NewTypeDefOpaque($0) >>
;
// --- [ Comdat definitions ] --------------------------------------------------
ComdatDef
: ComdatName "=" "comdat" SelectionKind << nil, nil >>
;
// From spec and src of v4.0.
//
// ref: http://llvm.org/docs/LangRef.html#comdats
SelectionKind
: "any"
| "exactmatch"
| "largest"
| "noduplicates"
| "samesize"
;
// --- [ Global variables ] ----------------------------------------------------
// TODO: Clean up when the parser generator no longer introduces ambiguities
// through the limitation of 1 token lookahead.
//
// Structured in this way to allow for naiive 1 token lookahead parser
// generators.
//
// Original production rule.
//
// GlobalDecl
// : GlobalIdent "=" ExternLinkage GlobalOptions Immutable ConcreteType OptCommaSection OptCommaComdat OptCommaAlign OptCommaAttachedMDList << astx.NewGlobalDecl($0, $3, $4, $5, $9) >>
// ;
GlobalDecl
: GlobalIdent "=" ExternLinkage GlobalOptions Immutable ConcreteType OptCommaAttachedMDList << astx.NewGlobalDecl($0, $3, $4, $5, $6) >>
| GlobalIdent "=" ExternLinkage GlobalOptions Immutable ConcreteType "," Align OptCommaAttachedMDList << astx.NewGlobalDecl($0, $3, $4, $5, $8) >>
| GlobalIdent "=" ExternLinkage GlobalOptions Immutable ConcreteType "," Comdat OptCommaAttachedMDList << astx.NewGlobalDecl($0, $3, $4, $5, $8) >>
| GlobalIdent "=" ExternLinkage GlobalOptions Immutable ConcreteType "," Comdat "," Align OptCommaAttachedMDList << astx.NewGlobalDecl($0, $3, $4, $5, $10) >>
| GlobalIdent "=" ExternLinkage GlobalOptions Immutable ConcreteType "," Section OptCommaAttachedMDList << astx.NewGlobalDecl($0, $3, $4, $5, $8) >>
| GlobalIdent "=" ExternLinkage GlobalOptions Immutable ConcreteType "," Section "," Align OptCommaAttachedMDList << astx.NewGlobalDecl($0, $3, $4, $5, $10) >>
| GlobalIdent "=" ExternLinkage GlobalOptions Immutable ConcreteType "," Section "," Comdat OptCommaAttachedMDList << astx.NewGlobalDecl($0, $3, $4, $5, $10) >>
| GlobalIdent "=" ExternLinkage GlobalOptions Immutable ConcreteType "," Section "," Comdat "," Align OptCommaAttachedMDList << astx.NewGlobalDecl($0, $3, $4, $5, $12) >>
;
// TODO: Clean up when the parser generator no longer introduces ambiguities
// through the limitation of 1 token lookahead.
//
// Structured in this way to allow for naiive 1 token lookahead parser
// generators.
//
// Original production rule.
//
// GlobalDef
// : GlobalIdent "=" OptLinkage GlobalOptions Immutable ConcreteType Constant OptCommaSection OptCommaComdat OptCommaAlign OptCommaAttachedMDList << astx.NewGlobalDef($0, $3, $4, $5, $6, $10) >>
// ;
GlobalDef
: GlobalIdent "=" OptLinkage GlobalOptions Immutable ConcreteType Constant OptCommaAttachedMDList << astx.NewGlobalDef($0, $3, $4, $5, $6, $7) >>
| GlobalIdent "=" OptLinkage GlobalOptions Immutable ConcreteType Constant "," Align OptCommaAttachedMDList << astx.NewGlobalDef($0, $3, $4, $5, $6, $9) >>
| GlobalIdent "=" OptLinkage GlobalOptions Immutable ConcreteType Constant "," Comdat OptCommaAttachedMDList << astx.NewGlobalDef($0, $3, $4, $5, $6, $9) >>
| GlobalIdent "=" OptLinkage GlobalOptions Immutable ConcreteType Constant "," Comdat "," Align OptCommaAttachedMDList << astx.NewGlobalDef($0, $3, $4, $5, $6, $11) >>
| GlobalIdent "=" OptLinkage GlobalOptions Immutable ConcreteType Constant "," Section OptCommaAttachedMDList << astx.NewGlobalDef($0, $3, $4, $5, $6, $9) >>
| GlobalIdent "=" OptLinkage GlobalOptions Immutable ConcreteType Constant "," Section "," Align OptCommaAttachedMDList << astx.NewGlobalDef($0, $3, $4, $5, $6, $11) >>
| GlobalIdent "=" OptLinkage GlobalOptions Immutable ConcreteType Constant "," Section "," Comdat OptCommaAttachedMDList << astx.NewGlobalDef($0, $3, $4, $5, $6, $11) >>
| GlobalIdent "=" OptLinkage GlobalOptions Immutable ConcreteType Constant "," Section "," Comdat "," Align OptCommaAttachedMDList << astx.NewGlobalDef($0, $3, $4, $5, $6, $13) >>
;
GlobalOptions
: OptVisibility OptDLLStorageClass OptThreadLocal OptUnnamedAddr OptAddrSpace OptExternallyInitialized << $4, nil >>
;
OptExternallyInitialized
: empty
| ExternallyInitialized
;
ExternallyInitialized
: "externally_initialized"
;
Immutable
: "constant" << true, nil >>
| "global" << false, nil >>
;
// --- [ Functions ] -----------------------------------------------------------
FuncDecl
: "declare" AttachedMDs OptExternLinkage FuncHeader << astx.NewFuncDecl($1, $3) >>
;
FuncDef
: "define" OptLinkage FuncHeader AttachedMDs FuncBody << astx.NewFuncDef($2, $3, $4) >>
;
FuncHeader
: OptVisibility OptDLLStorageClass OptCallConv ParamAttrs Type GlobalIdent
"(" Params ")" OptUnnamedAddr FuncAttrs OptSection OptComdat OptAlign
OptGC OptPrefix OptPrologue OptPersonality << astx.NewFuncHeader($2, $4, $5, $7) >>
;
Params
: empty
| "..." << astx.NewParams(nil, true) >>
| ParamList << astx.NewParams($0, false) >>
| ParamList "," "..." << astx.NewParams($0, true) >>
;
ParamList
: Param << astx.NewParamList($0) >>
| ParamList "," Param << astx.AppendParam($0, $2) >>
;
Param
: FirstClassType ParamAttrs << astx.NewParam($0, nil) >>
| FirstClassType ParamAttrs LocalIdent << astx.NewParam($0, $2) >>
;
FuncBody
: "{" BasicBlockList "}" << $1, nil >>
;
// --- [ Attribute group definitions ] -----------------------------------------
AttrGroupDef
: "attributes" AttrGroupID "=" "{" FuncAttrList "}" << nil, nil >>
;
// --- [ Metadata definitions ] ------------------------------------------------
NamedMetadataDef
: MetadataName "=" "!" "{" MetadataIDs "}" << astx.NewNamedMetadataDef($0, $4) >>
;
MetadataIDs
: empty
| MetadataIDList
;
MetadataIDList
: MetadataID << astx.NewMetadataIDList($0) >>
| MetadataIDList "," MetadataID << astx.AppendMetadataID($0, $2) >>
;
MetadataDef
: MetadataID "=" OptDistinct Metadata << astx.NewMetadataDef($0, $3) >>
;
OptDistinct
: empty
| "distinct"
;
Metadata
: "!" "{" MetadataNodes "}" << astx.NewMetadata($2) >>
;
MetadataNodes
: empty
| MetadataNodeList
;
MetadataNodeList
: MetadataNode << astx.NewMetadataNodeList($0) >>
| MetadataNodeList "," MetadataNode << astx.AppendMetadataNode($0, $2) >>
;
MetadataNode
: Metadata
| MetadataID
| "!" string_lit << astx.NewMetadataString($1) >>
| Type Constant << astx.NewConstant($0, $1) >>
;
MetadataValue
: MetadataNode
| ConcreteType LocalIdent << astx.NewValue($0, $1) >>
;
// === [ Identifiers ] =========================================================
GlobalIdent
: global_ident << astx.NewGlobalIdent($0) >>
;
LocalIdent
: local_ident << astx.NewLocalIdent($0) >>
;
LabelIdent
: label_ident << astx.NewLabelIdent($0) >>
;
AttrGroupID
: attr_group_id
;
ComdatName
: comdat_name
;
MetadataName
: metadata_name << astx.NewMetadataName($0) >>
;
MetadataID
: metadata_id << astx.NewMetadataID($0) >>
;
// === [ Types ] ===============================================================
Type
: VoidType
| FuncType
| FirstClassType
;
FirstClassType
: ConcreteType
| MetadataType
;
ConcreteType
: IntType
| FloatType
| PointerType
| VectorType
| LabelType
| ArrayType
| StructType
| NamedType
;
// --- [ Void type ] -----------------------------------------------------------
VoidType
: "void" << &ast.VoidType{}, nil >>
;
// --- [ Function type ] -------------------------------------------------------
FuncType
: Type "(" ParamTypes ")" << astx.NewFuncType($0, $2) >>
;
ParamTypes
: empty
| "..." << astx.NewParams(nil, true) >>
| ParamTypeList << astx.NewParams($0, false) >>
| ParamTypeList "," "..." << astx.NewParams($0, true) >>
;
ParamTypeList
: ParamType << astx.NewParamList($0) >>
| ParamTypeList "," ParamType << astx.AppendParam($0, $2) >>
;
ParamType
: FirstClassType << astx.NewParam($0, nil) >>
;
// --- [ Integer type ] --------------------------------------------------------
IntType
: int_type << astx.NewIntType($0) >>
;
// --- [ Floating-point type ] -------------------------------------------------
FloatType
: "half" << &ast.FloatType{Kind: ast.FloatKindIEEE_16}, nil >>
| "float" << &ast.FloatType{Kind: ast.FloatKindIEEE_32}, nil >>
| "double" << &ast.FloatType{Kind: ast.FloatKindIEEE_64}, nil >>
| "fp128" << &ast.FloatType{Kind: ast.FloatKindIEEE_128}, nil >>
| "x86_fp80" << &ast.FloatType{Kind: ast.FloatKindDoubleExtended_80}, nil >>
| "ppc_fp128" << &ast.FloatType{Kind: ast.FloatKindDoubleDouble_128}, nil >>
;
// --- [ Pointer type ] --------------------------------------------------------
PointerType
: Type OptAddrSpace "*" << astx.NewPointerType($0, $1) >>
;
OptAddrSpace
: empty
| "addrspace" "(" IntLit ")" << $2, nil >>
;
// --- [ Vector type ] ---------------------------------------------------------
VectorType
: "<" IntLit "x" ConcreteType ">" << astx.NewVectorType($1, $3) >>
;
// --- [ Label type ] ----------------------------------------------------------
LabelType
: "label" << &ast.LabelType{}, nil >>
;
// --- [ Metadata type ] -------------------------------------------------------
MetadataType
: "metadata" << &ast.MetadataType{}, nil >>
;
// --- [ Array type ] ----------------------------------------------------------
ArrayType
: "[" IntLit "x" ConcreteType "]" << astx.NewArrayType($1, $3) >>
;
// --- [ struct type ] ---------------------------------------------------------
// TODO: Clean up when the parser generator no longer introduces ambiguities
// through the limitation of 1 token lookahead.
//
// Structured in this way to allow for naiive 1 token lookahead parser
// generators.
//
// Original production rule.
//
// StructType
// : "{" Fields "}"
// | "<" "{" Fields "}" ">"
// ;
//
// Fields
// : empty
// | FieldList
// ;
StructType
: "{" "}" << astx.NewStructType(nil) >>
| "{" FieldList "}" << astx.NewStructType($1) >>
| "<" "{" "}" ">" << astx.NewStructType(nil) >>
| "<" "{" FieldList "}" ">" << astx.NewStructType($2) >>
;
FieldList
: ConcreteType << astx.NewTypeList($0) >>
| FieldList "," ConcreteType << astx.AppendType($0, $2) >>
;
// --- [ Named type ] ----------------------------------------------------------
NamedType
: LocalIdent << astx.NewTypeIdent($0) >>
;
// === [ Values ] ==============================================================
Value
: LocalIdent
| Constant
;
// === [ Constants ] ===========================================================
Constant
: IntConst
| FloatConst
| NullConst
| VectorConst
| ArrayConst
| CharArrayConst
| StructConst
| ZeroInitializerConst
| GlobalIdent
| UndefConst
| ConstExpr
;
// --- [ Integer constant ] ----------------------------------------------------
IntConst
: IntLit
| BoolLit
;
IntLit
: int_lit << astx.NewIntLit($0) >>
;
BoolLit
: "true" << astx.NewBoolLit($0) >>
| "false" << astx.NewBoolLit($0) >>
;
// --- [ Floating-point constant ] ---------------------------------------------
FloatConst
: float_lit << astx.NewFloatLit($0) >>
;
// --- [ Pointer constant ] ----------------------------------------------------
NullConst
: "null" << &astx.NullLit{}, nil >>
;
// --- [ Vector constant ] -----------------------------------------------------
VectorConst
: "<" ElemList ">" << astx.NewVectorConst($1) >>
;
// --- [ Array constant ] ------------------------------------------------------
ArrayConst
: "[" Elems "]" << astx.NewArrayConst($1) >>
;
CharArrayConst
: "c" string_lit << astx.NewCharArrayConst($1) >>
;
// --- [ Struct constant ] -----------------------------------------------------
// TODO: Clean up when the parser generator no longer introduces ambiguities
// through the limitation of 1 token lookahead.
//
// Structured in this way to allow for naiive 1 token lookahead parser
// generators.
//
// Original production rule.
//
// StructConst
// : "{" Elems "}"
// | "<" "{" Elems "}" ">"
// ;
StructConst
: "{" "}" << astx.NewStructConst(nil) >>
| "{" ElemList "}" << astx.NewStructConst($1) >>
| "<" "{" "}" ">" << astx.NewStructConst(nil) >>
| "<" "{" ElemList "}" ">" << astx.NewStructConst($2) >>
;
// --- [ Zero initializer constant ] -------------------------------------------
ZeroInitializerConst
: "zeroinitializer" << &astx.ZeroInitializerLit{}, nil >>
;
// --- [ Undefined value constant ] --------------------------------------------
UndefConst
: "undef" << &astx.UndefLit{}, nil >>
;
// === [ Constant expressions ] ================================================
ConstExpr
// Binary expressions
: AddExpr
| FAddExpr
| SubExpr
| FSubExpr
| MulExpr
| FMulExpr
| UDivExpr
| SDivExpr
| FDivExpr
| URemExpr
| SRemExpr
| FRemExpr
// Bitwise expressions
| ShlExpr
| LShrExpr
| AShrExpr
| AndExpr
| OrExpr
| XorExpr
// Vector expressions
| ExtractElementExpr
| InsertElementExpr
| ShuffleVectorExpr
// Aggregate expressions
| ExtractValueExpr
| InsertValueExpr
// Memory expressions
| GetElementPtrExpr
// Conversion expressions
| TruncExpr
| ZExtExpr
| SExtExpr
| FPTruncExpr
| FPExtExpr
| FPToUIExpr
| FPToSIExpr
| UIToFPExpr
| SIToFPExpr
| PtrToIntExpr
| IntToPtrExpr
| BitCastExpr
| AddrSpaceCastExpr
// Other expressions
| ICmpExpr
| FCmpExpr
| SelectExpr
;
// --- [ Binary expressions ] --------------------------------------------------
AddExpr
: "add" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewAddExpr($2, $3, $5, $6) >>
;
FAddExpr
: "fadd" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewFAddExpr($2, $3, $5, $6) >>
;
SubExpr
: "sub" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewSubExpr($2, $3, $5, $6) >>
;
FSubExpr
: "fsub" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewFSubExpr($2, $3, $5, $6) >>
;
MulExpr
: "mul" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewMulExpr($2, $3, $5, $6) >>
;
FMulExpr
: "fmul" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewFMulExpr($2, $3, $5, $6) >>
;
UDivExpr
: "udiv" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewUDivExpr($2, $3, $5, $6) >>
;
SDivExpr
: "sdiv" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewSDivExpr($2, $3, $5, $6) >>
;
FDivExpr
: "fdiv" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewFDivExpr($2, $3, $5, $6) >>
;
URemExpr
: "urem" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewURemExpr($2, $3, $5, $6) >>
;
SRemExpr
: "srem" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewSRemExpr($2, $3, $5, $6) >>
;
FRemExpr
: "frem" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewFRemExpr($2, $3, $5, $6) >>
;
// --- [ Bitwise expressions ] -------------------------------------------------
ShlExpr
: "shl" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewShlExpr($2, $3, $5, $6) >>
;
LShrExpr
: "lshr" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewLShrExpr($2, $3, $5, $6) >>
;
AShrExpr
: "ashr" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewAShrExpr($2, $3, $5, $6) >>
;
AndExpr
: "and" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewAndExpr($2, $3, $5, $6) >>
;
OrExpr
: "or" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewOrExpr($2, $3, $5, $6) >>
;
XorExpr
: "xor" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewXorExpr($2, $3, $5, $6) >>
;
// --- [ Vector expressions ] --------------------------------------------------
ExtractElementExpr
: "extractelement" "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewExtractElementExpr($2, $3, $5, $6) >>
;
InsertElementExpr
: "insertelement" "(" ConcreteType Constant "," ConcreteType Constant "," ConcreteType Constant ")" << astx.NewInsertElementExpr($2, $3, $5, $6, $8, $9) >>
;
ShuffleVectorExpr
: "shufflevector" "(" ConcreteType Constant "," ConcreteType Constant "," ConcreteType Constant ")" << astx.NewShuffleVectorExpr($2, $3, $5, $6, $8, $9) >>
;
// --- [ Aggregate expressions ] -----------------------------------------------
ExtractValueExpr
: "extractvalue" "(" ConcreteType Constant "," IntLitList ")" << astx.NewExtractValueExpr($2, $3, $5) >>
;
InsertValueExpr
: "insertvalue" "(" ConcreteType Constant "," ConcreteType Constant "," IntLitList ")" << astx.NewInsertValueExpr($2, $3, $5, $6, $8) >>
;
// --- [ Memory expressions ] --------------------------------------------------
GetElementPtrExpr
: "getelementptr" OptInbounds "(" ConcreteType "," ConcreteType Constant ConstIndices ")" << astx.NewGetElementPtrExpr($3, $5, $6, $7) >>
;
ConstIndices
: empty
| "," ConstIndexList << $1, nil >>
;
ConstIndexList
: ConstIndex << astx.NewConstantList($0) >>
| ConstIndexList "," ConstIndex << astx.AppendConstant($0, $2) >>
;
ConstIndex
: IntType Constant << astx.NewConstant($0, $1) >>
;
// --- [ Conversion expressions ] ----------------------------------------------
TruncExpr
: "trunc" "(" ConcreteType Constant "to" ConcreteType ")" << astx.NewTruncExpr($2, $3, $5) >>
;
ZExtExpr
: "zext" "(" ConcreteType Constant "to" ConcreteType ")" << astx.NewZExtExpr($2, $3, $5) >>
;
SExtExpr
: "sext" "(" ConcreteType Constant "to" ConcreteType ")" << astx.NewSExtExpr($2, $3, $5) >>
;
FPTruncExpr
: "fptrunc" "(" ConcreteType Constant "to" ConcreteType ")" << astx.NewFPTruncExpr($2, $3, $5) >>
;
FPExtExpr
: "fpext" "(" ConcreteType Constant "to" ConcreteType ")" << astx.NewFPExtExpr($2, $3, $5) >>
;
FPToUIExpr
: "fptoui" "(" ConcreteType Constant "to" ConcreteType ")" << astx.NewFPToUIExpr($2, $3, $5) >>
;
FPToSIExpr
: "fptosi" "(" ConcreteType Constant "to" ConcreteType ")" << astx.NewFPToSIExpr($2, $3, $5) >>
;
UIToFPExpr
: "uitofp" "(" ConcreteType Constant "to" ConcreteType ")" << astx.NewUIToFPExpr($2, $3, $5) >>
;
SIToFPExpr
: "sitofp" "(" ConcreteType Constant "to" ConcreteType ")" << astx.NewSIToFPExpr($2, $3, $5) >>
;
PtrToIntExpr
: "ptrtoint" "(" ConcreteType Constant "to" ConcreteType ")" << astx.NewPtrToIntExpr($2, $3, $5) >>
;
IntToPtrExpr
: "inttoptr" "(" ConcreteType Constant "to" ConcreteType ")" << astx.NewIntToPtrExpr($2, $3, $5) >>
;
BitCastExpr
: "bitcast" "(" ConcreteType Constant "to" ConcreteType ")" << astx.NewBitCastExpr($2, $3, $5) >>
;
AddrSpaceCastExpr
: "addrspacecast" "(" ConcreteType Constant "to" ConcreteType ")" << astx.NewAddrSpaceCastExpr($2, $3, $5) >>
;
// --- [ Other expressions ] ---------------------------------------------------
ICmpExpr
: "icmp" IntPred "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewICmpExpr($1, $3, $4, $6, $7) >>
;
FCmpExpr
: "fcmp" FloatPred "(" ConcreteType Constant "," ConcreteType Constant ")" << astx.NewFCmpExpr($1, $3, $4, $6, $7) >>
;
SelectExpr
: "select" "(" ConcreteType Constant "," ConcreteType Constant "," ConcreteType Constant ")" << astx.NewSelectExpr($2, $3, $5, $6, $8, $9) >>
;
// === [ Basic blocks ] ========================================================
BasicBlockList
: BasicBlock << astx.NewBasicBlockList($0) >>
| BasicBlockList BasicBlock << astx.AppendBasicBlock($0, $1) >>
;
BasicBlock
: OptLabelIdent Instructions Terminator << astx.NewBasicBlock($0, $1, $2) >>
;
OptLabelIdent
: empty
| LabelIdent
;
// === [ Instructions ] ========================================================
Instructions
: empty
| InstructionList
;
InstructionList
: Instruction << astx.NewInstructionList($0) >>
| InstructionList Instruction << astx.AppendInstruction($0, $1) >>
;
Instruction
: StoreInst
| FenceInst
| CmpXchgInst
| AtomicRMWInst
| LocalIdent "=" ValueInstruction << astx.NewNamedInstruction($0, $2) >>
| ValueInstruction
;
ValueInstruction
// Binary instructions
: AddInst
| FAddInst
| SubInst
| FSubInst
| MulInst
| FMulInst
| UDivInst
| SDivInst
| FDivInst
| URemInst
| SRemInst
| FRemInst
// Bitwise instructions
| ShlInst
| LShrInst
| AShrInst
| AndInst
| OrInst
| XorInst
// Vector instructions