mcc-moogle.opp.exp 20 KB
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File "mcc-moogle.mly", line 45, characters 29-37:
Warning: the token TokCaret is unused.
File "mcc-moogle.mly", line 56, characters 29-37:
Warning: the token TokQuery is unused.
%{
   open Symbol
   open Moogle_ast_type
   open Moogle_util
   open Moogle_exn
%}
%start prog
%token <Moogle_ast_type.pos> TokWhen
%token <Moogle_ast_type.pos> TokUnder
%token <Moogle_ast_type.pos> TokTrivial
%token <Moogle_ast_type.pos> TokTrans
%token <string        * Moogle_ast_type.pos> TokString
%token <Moogle_ast_type.pos> TokStar
%token <Moogle_ast_type.pos> TokStack
%token <Moogle_ast_type.pos> TokSmall
%token <Moogle_ast_type.pos> TokSemi
%token <Moogle_ast_type.pos> TokRegisters
%token <Moogle_ast_type.pos> TokRParen
%token <Moogle_ast_type.pos> TokRBrack
%token <Moogle_ast_type.pos> TokQuery
%token <Moogle_ast_type.pos> TokPreserves
%token <Moogle_ast_type.pos> TokPercent
%token <Moogle_ast_type.pos> TokOutput
%token <Moogle_ast_type.pos> TokOpen
%token <string        * Moogle_ast_type.pos> TokOCaml
%token <Moogle_ast_type.pos> TokNotEqual
%token <Moogle_ast_type.pos> TokNew
%token <Moogle_ast_type.pos> TokName
%token <Moogle_ast_type.pos> TokMemory
%token <Moogle_ast_type.pos> TokLessThan
%token <Moogle_ast_type.pos> TokLessEqual
%token <Moogle_ast_type.pos> TokLParen
%token <Moogle_ast_type.pos> TokLBrack
%token <Moogle_ast_type.pos> TokIspower2
%token <Moogle_ast_type.pos> TokIrrelevant
%token <int32         * Moogle_ast_type.pos> TokInt
%token <Moogle_ast_type.pos> TokInsts
%token <Moogle_ast_type.pos> TokInput
%token <Moogle_ast_type.pos> TokIgnores
%token <Symbol.symbol * Moogle_ast_type.pos> TokIdent
%token <Moogle_ast_type.pos> TokGreaterThan
%token <Moogle_ast_type.pos> TokGreaterEqual
%token <Moogle_ast_type.pos> TokEqual
%token <Moogle_ast_type.pos> TokEof
%token <Moogle_ast_type.pos> TokEndscope
%token <Moogle_ast_type.pos> TokDollar
%token <Moogle_ast_type.pos> TokDead
%token <Moogle_ast_type.pos> TokCopy
%token <Moogle_ast_type.pos> TokComma
%token <Moogle_ast_type.pos> TokColon
%token <Moogle_ast_type.pos> TokCaret
%token <Symbol.symbol * Moogle_ast_type.pos> TokCapIdent
%token <Moogle_ast_type.pos> TokBang
%token <Moogle_ast_type.pos> TokAt
%token <Moogle_ast_type.pos> TokArrow
%token <Moogle_ast_type.pos> TokShr
%token <Moogle_ast_type.pos> TokShl
%token <Moogle_ast_type.pos> TokSar
%token <Moogle_ast_type.pos> TokPipe
%token <Moogle_ast_type.pos> TokAmp
%token <Moogle_ast_type.pos> TokPlus
%token <Moogle_ast_type.pos> TokMinus
%token <Moogle_ast_type.pos> TokTilde
%token <Moogle_ast_type.pos> TokPow2
%token <Moogle_ast_type.pos> TokLog2
%token <Moogle_ast_type.pos> TokAbs
%token <Moogle_ast_type.pos> TokPipePipe
%token <Moogle_ast_type.pos> TokAmpAmp
%left shift_prec TokShr TokShl TokSar 
%left logical_prec TokPipe TokAmp 
%left plusminus_prec TokPlus TokMinus 
%right unary_prec TokTilde TokPow2 TokLog2 TokAbs 
%left bool_prec TokPipePipe TokAmpAmp 
%type <Moogle_ast_type.expr list> prog
%%

prog:
| TokEof
    { [] }
| expr prog
    { $1 :: $2 }

expr:
| input_output_statement
    { $1 }
| open_statement
    { $1 }
| name_statement
    { $1 }
| register_statement
    { $1 }
| instruction_statement
    { $1 }
| transform_statement
    { $1 }
| trivial_statement
    { $1 }

in_pattern_expr:
| opcode_name in_operand_list_opt inst_modifier_list_opt
    {
      let opcode, pos = $1 in
      let operands = $2 in
      let modifiers = $3 in
      let pos = union_pos_inst_restriction_list pos modifiers in
         InInst (opcode, operands, modifiers, pos)
   }
| TokUnder inst_modifier_list_opt
    {
      let modifiers = $2 in
      let pos = union_pos_inst_restriction_list $1 modifiers in
         InInst (underscore, [], modifiers, pos)
   }
| TokStar inst_modifier_list_opt
    {
      let modifiers = $2 in
      let pos = union_pos_inst_restriction_list $1 modifiers in
         InStar (modifiers, pos)
   }

out_pattern_expr:
| opcode_name out_operand_list_opt
    {
      let opcode, pos = $1 in
      let operands = $2 in
      let pos = union_pos_operand_list pos operands in
         OutInst (opcode, operands, pos)
   }
| TokCopy out_integer_list
    {
      let ls, pos = $2 in
      let pos = union_pos $1 pos in
         OutCopy (ls, pos)
   }
| TokIdent TokInt TokComma arith_expr_list
    {
      let transform, pos = $1 in
      let i, _ = $2 in
      let operands = $4 in
      let pos = union_pos_arith_list pos operands in
         OutTransform (transform, i, operands, pos);
   }
| TokIdent TokInt
    {
      let transform, pos1 = $1 in
      let i, pos2 = $2 in
      let pos = union_pos pos1 pos2 in
         OutTransform (transform, i, [], pos)
   }
| TokNew TokPercent TokIdent
    {
      let v, pos = $3 in
      let pos = union_pos $1 pos in
         OutNew (v, TyReg, pos)
   }

in_pattern_list:
| in_pattern_expr TokSemi in_pattern_list
    { $1 :: $3 }
| in_pattern_expr TokSemi
    { [$1] }

out_pattern_list:
| out_pattern_expr TokSemi out_pattern_list
    { $1 :: $3 }
| out_pattern_expr TokSemi
    { [$1] }

out_pattern_list_opt:
| out_pattern_list
    { $1 }
| 
    { [] }

opcode_name:
| TokCapIdent
    { $1 }
| TokIdent
    { $1 }

out_integer_list:
| TokInt TokComma out_integer_list
    {
      let i, pos1 = $1 in
      let ls, pos2 = $3 in
      let pos = union_pos pos1 pos2 in
         i :: ls, pos
   }
| TokInt
    { 
      let i, pos = $1 in
         [i], pos 
   }

in_operand:
| TokCapIdent
    {
      let ident, pos = $1 in
         OpConstructor (ident, pos)
   }
| in_operand_name operand_modifier_list_opt
    {
      let ident, pos = $1 in
      let modifiers = $2 in
      let pos = union_pos_op_restriction_list pos modifiers in
         Op (ident, modifiers, pos)
   }
| TokPercent in_operand_name operand_modifier_list_opt
    {
      let ident, _ = $2 in
      let modifiers = $3 in
      let pos = union_pos_op_restriction_list $1 modifiers in
         OpRegister (ident, modifiers, pos)
   }
| TokAt in_operand_name operand_modifier_list_opt
    {
      let ident, pos = $2 in
      let modifiers = $3 in
      let pos = union_pos_op_restriction_list $1 modifiers in
         OpFloatRegister (ident, modifiers, pos)
   }
| TokAt TokStack in_operand_stack_index
    {
      let value = $3 in
      let pos = union_pos $1 $2 in
         OpFPStack (value, pos)
   }
| TokStar TokLParen in_operand_name TokComma in_operand_name TokComma value_reg TokComma value_reg TokRParen operand_modifier_list_opt
    {
      let ident_ptr, _ = $3 in
      let ident_reg, _ = $5 in
      let ident_off, _ = $7 in
      let ident_mul, _ = $9 in
      let modifiers = $11 in
      let pos = union_pos_op_restriction_list $1 modifiers in
         OpMemRegRegOffMul (ident_ptr, ident_reg, ident_off, ident_mul, modifiers, pos)
   }
| TokStar TokLParen in_operand_name TokComma value_reg TokRParen operand_modifier_list_opt
    {
      let ident_ptr, _ = $3 in
      let ident_off, _ = $5 in
      let modifiers = $7 in
      let pos = union_pos_op_restriction_list $1 modifiers in
         OpMemRegOff (ident_ptr, ident_off, modifiers, pos)
   }
| TokStar TokLParen in_operand_name TokRParen operand_modifier_list_opt
    {
      let ident_ptr, _ = $3 in
      let modifiers = $5 in
      let pos = union_pos_op_restriction_list $1 modifiers in
         OpMemReg (ident_ptr, modifiers, pos)
   }
| TokStar in_operand_name operand_modifier_list_opt
    {
      let ident, _ = $2 in
      let modifiers = $3 in
      let modifiers = OpIsMem $1 :: modifiers in
      let pos = union_pos_op_restriction_list $1 modifiers in
         Op (ident, modifiers, pos)
   }
| TokDollar value_reg
    {
      let reg, pos = $2 in
      let pos = union_pos $1 pos in
         OpOffset (reg, pos)
   }

out_operand:
| TokCapIdent
    {
      let ident, pos = $1 in
         OpConstructor (ident, pos)
   }
| TokIdent
    {
      let ident, pos = $1 in
         Op (ident, (), pos)
   }
| TokPercent TokIdent
    {
      let ident, pos = $2 in
      let pos = union_pos $1 pos in
         OpRegister (ident, (), pos)
   }
| TokAt TokIdent
    {
      let ident, pos = $2 in
      let pos = union_pos $1 pos in
         OpFloatRegister (ident, (), pos)
   }
| TokAt TokStack out_operand_stack_index
    {
      let value = $3 in
      let pos = union_pos $1 $2 in
         OpFPStack (value, pos)
   }
| TokStar TokLParen TokIdent TokComma TokIdent TokComma arith_expr TokComma arith_expr TokRParen
    {
      let ident_ptr, _ = $3 in
      let ident_reg, _ = $5 in
      let ident_off = $7 in
      let ident_mul = $9 in
      let pos = union_pos $1 $10 in
         OpMemRegRegOffMul (ident_ptr, ident_reg, ident_off, ident_mul, (), pos)
   }
| TokStar TokLParen TokIdent TokComma arith_expr TokRParen
    {
      let ident_ptr, _ = $3 in
      let ident_off = $5 in
      let pos = union_pos $1 $6 in
         OpMemRegOff (ident_ptr, ident_off, (), pos)
   }
| TokStar TokLParen TokIdent TokRParen
    {
      let ident_ptr, _ = $3 in
      let pos = union_pos $1 $4 in
         OpMemReg (ident_ptr, (), pos)
   }
| TokDollar arith_expr
    {
      let reg = $2 in
      let pos = union_pos $1 (pos_of_arith reg) in
         OpInteger (reg, pos)
   }

in_operand_list:
| in_operand TokComma in_operand_list
    { $1 :: $3 }
| in_operand
    { [$1] }

out_operand_list:
| out_operand TokComma out_operand_list
    { $1 :: $3 }
| out_operand
    { [$1] }

in_operand_list_opt:
| in_operand_list
    { $1 }
| 
    { [] }

out_operand_list_opt:
| out_operand_list
    { $1 }
| 
    { [] }

in_operand_name:
| TokUnder
    { new_symbol_string "wild", $1 }
| TokIdent
    { $1 }

value_reg:
| in_operand_name
    {
      let ident, pos = $1 in
         ValueReg ident, pos
   }
| TokInt
    {
      let value, pos = $1 in
         ValueInt value, pos
   }

in_operand_stack_index:
| TokLParen value_reg TokRParen
    { 
      let value, _ = $2 in
         value
   }
| 
    { ValueInt Int32.zero }

out_operand_stack_index:
| TokLParen arith_expr TokRParen
    { $2 }
| 
    { ArithInt (Int32.zero, !Moogle_state.current_pos) }

operand_modifier:
| TokBang TokIdent
    {
      let ident, pos = $2 in
      let pos = union_pos $1 pos in
         OpNotContains (ident, pos)
   }
| TokBang TokStack
    {
      let pos = union_pos $1 $2 in
         OpNotFPStack pos
   }
| TokSmall
    {
      OpSmall $1
   }

operand_modifier_list:
| operand_modifier operand_modifier_list
    { $1 :: $2 }
| operand_modifier
    { [$1] }

operand_modifier_list_opt:
| operand_modifier_list
    { $1 }
| 
    { [] }

inst_modifier:
| TokPreserves preserves_item
    { [$2] }
| TokPreserves TokLBrack preserves_list TokRBrack
    { $3 }
| TokIgnores ignores_item
    { [$2] }
| TokIgnores TokLBrack ignores_list TokRBrack
    { $3 }
| TokDead dead_item
    { [$2] }
| TokDead TokLBrack dead_list TokRBrack
    { $3 }
| TokEndscope TokIdent
    {
      let ident, pos = $2 in
      let pos = union_pos $1 pos in
         [InstEndscope (ident, pos)]
   }
| TokIrrelevant
    { [InstIrrelevant $1] }
| TokIdent
    { 
      let ident, pos = $1 in
         [InstTag (ident, pos)]
   }

inst_modifier_list:
| inst_modifier inst_modifier_list
    { $1 @ $2 }
| inst_modifier
    { $1 }

inst_modifier_list_opt:
| TokColon inst_modifier_list
    { $2 }
| 
    { [] }

preserves_list:
| preserves_item TokSemi preserves_list
    { $1 :: $3 }
| preserves_item
    { [$1] }

preserves_item:
| TokMemory
    { InstPreservesMem $1 }
| TokIdent
    {
      let ident, pos = $1 in
         InstPreserves (ident, pos)
   }

ignores_list:
| ignores_item TokSemi ignores_list
    { $1 :: $3 }
| ignores_item
    { [$1] }

ignores_item:
| TokMemory
    { InstIgnoresMem $1 }
| TokIdent
    {
      let ident, pos = $1 in
         InstIgnores (ident, pos)
   }

dead_list:
| dead_item TokSemi dead_list
    { $1 :: $3 }
| dead_item
    { [$1] }

dead_item:
| TokIdent
    {
      let ident, pos = $1 in
         InstNotLive (ident, pos)
   }

input_output_statement:
| io_input_list io_output_list
    {
      let inputs, pos1 = $1 in
      let outputs, pos2 = $2 in
      let pos = union_pos pos1 pos2 in
         Rule (inputs, outputs, pos)
   }

io_input:
| TokInput io_name TokColon in_pattern_list TokWhen clause_expr
    {
      let name = $2 in
      let insts = $4 in
      let clause = $6 in
      let pos = union_pos $1 (pos_of_clause clause) in
      let input = InPattern (insts, Some clause, pos) in
         (name, input), pos
   }
| TokInput io_name TokColon in_pattern_list
    {
      let name = $2 in
      let insts = $4 in
      let pos = union_pos_in_inst_list $1 insts in
      let input = InPattern (insts, None, pos) in
         (name, input), pos
   }

io_input_list:
| io_input io_input_list
    { 
      let input, pos1 = $1 in
      let inputs, pos2 = $2 in
      let pos = union_pos pos1 pos2 in
         input :: inputs, pos
   }
| io_input
    { 
      let input, pos = $1 in
         [input], pos
   }

io_name:
| TokString
    {
      let name, _ = $1 in
         Some name
   }
| 
    { None }

io_output:
| TokOutput TokWhen clause_expr TokColon out_pattern_list_opt
    {
      let clause = $3 in
      let pos = union_pos_out_inst_list $1 $5 in
         OutPattern ($5, Some clause, pos), pos
   }
| TokOutput TokColon out_pattern_list_opt
    {
      let pos = union_pos_out_inst_list $1 $3 in
         OutPattern ($3, None, pos), pos
   }

io_output_list:
| io_output io_output_list
    { 
      let output, pos1 = $1 in
      let outputs, pos2 = $2 in
      let pos = union_pos pos1 pos2 in
         output :: outputs, pos
   }
| io_output
    { 
      let output, pos = $1 in
         [output], pos
   }

arith_expr:
| TokIdent
    {
      let ident, pos = $1 in
         ArithReg (ident, pos)
   }
| TokInt
    {
      let value, pos = $1 in
         ArithInt (value, pos)
   }
| TokLParen arith_expr TokRParen
    { $2 }
| arith_expr plus_minus_op arith_expr %prec plusminus_prec
    {
      let v1 = $1 in
      let v2 = $3 in
      let pos = union_pos (pos_of_arith v1) (pos_of_arith v2) in
         ArithBinop ($2, v1, v2, pos)
   }
| arith_expr logical_op arith_expr %prec logical_prec
    {
      let v1 = $1 in
      let v2 = $3 in
      let pos = union_pos (pos_of_arith v1) (pos_of_arith v2) in
         ArithBinop ($2, v1, v2, pos)
   }
| arith_expr shift_op arith_expr %prec shift_prec
    {
      let v1 = $1 in
      let v2 = $3 in
      let pos = union_pos (pos_of_arith v1) (pos_of_arith v2) in
         ArithBinop ($2, v1, v2, pos)
   }
| unary_op arith_expr %prec unary_prec
    {
      let op, pos = $1 in
      let v = $2 in
      let pos = union_pos pos (pos_of_arith v) in
         ArithUnop (op, v, pos)
   }

arith_expr_list:
| arith_expr TokComma arith_expr_list
    { $1 :: $3 }
| arith_expr
    { [$1] }

plus_minus_op:
| TokPlus
    { PlusOp }
| TokMinus
    { MinusOp }

logical_op:
| TokAmp
    { AndOp }
| TokPipe
    { OrOp }

shift_op:
| TokShl
    { ShlOp }
| TokSar
    { SarOp }
| TokShr
    { ShrOp }

unary_op:
| TokMinus
    { UMinusOp, $1 }
| TokTilde
    { UNotOp, $1 }
| TokAbs
    { UAbsOp, $1 }
| TokPow2
    { UPow2Op, $1 }
| TokLog2
    { ULog2Op, $1 }

clause_expr:
| TokLParen clause_expr TokRParen
    { $2 }
| TokOCaml
    { 
      let ml, pos = $1 in
         ClauseML (ml, pos)
   }
| arith_expr relop arith_expr
    {
      let a = $1 in
      let b = $3 in
      let pos = union_pos (pos_of_arith a) (pos_of_arith b) in
         ClauseCompare ($2, a, b, pos)
   }
| TokIspower2 arith_expr
    {
      let v = $2 in
      let pos = union_pos $1 (pos_of_arith v) in
         ClauseIspower2 (v, pos)
   }
| clause_expr bool_op clause_expr %prec bool_prec
    {
      let c1 = $1 in
      let c2 = $3 in
      let op = $2 in
      let pos = union_pos (pos_of_clause c1) (pos_of_clause c2) in
         ClauseBoolean (op, c1, c2, pos)
   }

relop:
| TokEqual
    { EqOp }
| TokNotEqual
    { NeqOp }
| TokLessThan
    { LtOp }
| TokLessEqual
    { LeOp }
| TokGreaterThan
    { GtOp }
| TokGreaterEqual
    { GeOp }

bool_op:
| TokAmpAmp
    { BAndOp }
| TokPipePipe
    { BOrOp }

open_statement:
| TokOpen TokCapIdent
    {
      let ident, pos = $2 in
      let pos = union_pos $1 pos in
         Open (ident, pos)
   }

name_statement:
| TokName TokString
    {
      let name, pos = $2 in
      let pos = union_pos $1 pos in
         Name (name, pos)
   }

register_statement:
| TokRegisters TokColon register_list
    {
      let regs, pos = $3 in
      let pos = union_pos $1 pos in
         Registers (regs, pos)
   }

register_list:
| register TokSemi register_list
    { 
      let r, pos1 = $1 in
      let regs, pos2 = $3 in
      let pos = union_pos pos1 pos2 in
         r :: regs, pos
   }
| register TokSemi
    {
      let r, pos = $1 in
      let pos = union_pos pos $2 in
         [r], pos
   }

register:
| TokPercent TokIdent
    {
      let r, pos = $2 in
      let pos = union_pos $1 pos in
         (r, TyReg), pos
   }
| TokAt TokIdent
    {
      let r, pos = $2 in
      let pos = union_pos $1 pos in
         (r, TyFlReg), pos
   }

instruction_statement:
| TokInsts instruction_tags TokColon instruction_list
    {
      let tags = List.map fst $2 in
      let insts, pos = $4 in
      let pos = union_pos $1 pos in
      let insts = List.map (fun (Instruction (name, op, cons, consop, itags, pos)) ->
         Instruction (name, op, cons, consop, itags @ tags, pos)) insts in
         Instructions (insts, pos)
   }

instruction_tags:
| TokIdent instruction_tags
    { $1 :: $2 }
| 
    { [] }

instruction_list:
| instruction TokSemi instruction_list
    {
      let Instruction (_, _, _, _, _, pos1) = $1 in
      let insts, pos2 = $3 in
      let pos = union_pos pos1 pos2 in
         $1 :: insts, pos
   }
| instruction TokSemi
    {
      let Instruction (_, _, _, _, _, pos1) = $1 in
      let pos = union_pos pos1 $2 in
         [$1], pos
   }

instruction:
| instruction_data TokColon instruction_tag_list
    {
      let name, op, cons, consop, pos1 = $1 in
      let tags, pos2 = $3 in
      let pos = union_pos pos1 pos2 in
         Instruction (name, op, cons, consop, tags, pos)
   }
| instruction_data
    {
      let name, op, cons, consop, pos = $1 in
         Instruction (name, op, cons, consop, [], pos)
   }

instruction_data:
| TokIdent TokArrow TokCapIdent
    {
      let name, pos1 = $1 in
      let cons, pos2 = $3 in
      let pos = union_pos pos1 pos2 in
         name, [], cons, [], pos
   }
| TokIdent in_operand_list TokArrow TokCapIdent in_operand
    {
      let name, pos1 = $1 in
      let operands = $2 in
      let cons, _ = $4 in
      let cons_operand = $5 in
      let pos = union_pos pos1 (pos_of_operand cons_operand) in
         name, operands, cons, [cons_operand], pos
   }
| TokIdent in_operand_list TokArrow TokCapIdent TokLParen in_operand_list TokRParen
    {
      let name, pos1 = $1 in
      let operands = $2 in
      let cons, _ = $4 in
      let cons_operands = $6 in
      let pos = union_pos pos1 $7 in
         name, operands, cons, cons_operands, pos
   }

instruction_tag_list:
| TokIdent instruction_tag_list
    {
      let tag, pos1 = $1 in
      let tags, pos2 = $2 in
         tag :: tags, union_pos pos1 pos2
   }
| TokIdent
    {
      let tag, pos = $1 in
         [tag], pos
   }

transform_statement:
| TokTrans TokIdent symbol_list_opt TokColon transform_list
    {
      let name, _ = $2 in
      let args = $3 in
      let insts, pos = $5 in
      let pos = union_pos $1 pos in
         Transforms (name, args, insts, pos)
   }

transform_list:
| transform TokSemi transform_list
    {
      let Transform (_, _, _, _, pos1) = $1 in
      let insts, pos2 = $3 in
      let pos = union_pos pos1 pos2 in
         $1 :: insts, pos
   }
| transform TokSemi
    {
      let Transform (_, _, _, _, pos1) = $1 in
      let pos = union_pos pos1 $2 in
         [$1], pos
   }

transform:
| TokIdent in_operand_list_opt TokArrow TokIdent out_operand_list_opt
    {
      let opcode1, pos1 = $1 in
      let operand1 = $2 in
      let opcode2, pos2 = $4 in
      let operand2 = $5 in
      let pos = union_pos_operand_list pos1 operand2 in
         Transform (opcode1, operand1, opcode2, operand2, pos)
   }

symbol_list:
| TokIdent TokComma symbol_list
    { 
      let ident, _ = $1 in
         ident :: $3 
   }
| TokIdent
    { 
      let ident, _ = $1 in
         [ident] 
   }

symbol_list_opt:
| symbol_list
    { $1 }
| 
    { [] }

trivial_statement:
| TokTrivial TokIdent
    {
      let ident, pos = $2 in
      let pos = union_pos $1 pos in
         Trivial (ident, pos)
   }

%%