Refactor gate deserialization (#16)

* helper functions for coset_interpolation_gate

* coset interpolation gate working

* hard coded the coset gate (for now)

* refactored gate serialization

plonky2_verifier/arithmetic_extension_gate.go

@@ -3,8 +3,27 @@ package plonky2_verifier
 import (
 	"fmt"
 	. "gnark-plonky2-verifier/field"
+	"regexp"
+	"strconv"
 )
 
+var aritheticExtensionGateRegex = regexp.MustCompile("ArithmeticExtensionGate { num_ops: (?P<numOps>[0-9]+) }")
+
+func deserializeExtensionArithmeticGate(parameters map[string]string) gate {
+	// Has the format "ArithmeticExtensionGate { num_ops: 10 }"
+	numOps, hasNumOps := parameters["numOps"]
+	if !hasNumOps {
+		panic("Missing field num_ops in ArithmeticExtensionGate")
+	}
+
+	numOpsInt, err := strconv.Atoi(numOps)
+	if err != nil {
+		panic("Invalid num_ops field in ArithmeticExtensionGate")
+	}
+
+	return NewArithmeticExtensionGate(uint64(numOpsInt))
+}
+
 type ArithmeticExtensionGate struct {
 	numOps uint64
 }

plonky2_verifier/arithmetic_gate.go

@@ -3,8 +3,28 @@ package plonky2_verifier
 import (
 	"fmt"
 	. "gnark-plonky2-verifier/field"
+	"regexp"
+	"strconv"
 )
 
+var aritheticGateRegex = regexp.MustCompile("ArithmeticGate { num_ops: (?P<numOps>[0-9]+) }")
+
+func deserializeArithmeticGate(parameters map[string]string) gate {
+	// Has the format "ArithmeticGate { num_ops: 10 }"
+
+	numOps, hasNumOps := parameters["numOps"]
+	if !hasNumOps {
+		panic("no num_ops field in ArithmeticGate")
+	}
+
+	numOpsInt, err := strconv.Atoi(numOps)
+	if err != nil {
+		panic("Invalid num_ops field in ArithmeticGate")
+	}
+
+	return NewArithmeticGate(uint64(numOpsInt))
+}
+
 type ArithmeticGate struct {
 	numOps uint64
 }

plonky2_verifier/base_sum_gate.go

@@ -3,11 +3,37 @@ package plonky2_verifier
 import (
 	"fmt"
 	. "gnark-plonky2-verifier/field"
+	"regexp"
+	"strconv"
 )
 
+var baseSumGateRegex = regexp.MustCompile("BaseSumGate { num_limbs: (?P<numLimbs>[0-9]+) } \\+ Base: (?P<base>[0-9]+)")
+
+func deserializeBaseSumGate(parameters map[string]string) gate {
+
+	// Has the format "BaseSumGate { num_limbs: 32 } + Base: 2"
+	numLimbs, hasNumLimbs := parameters["numLimbs"]
+	base, hasBase := parameters["base"]
+	if !hasNumLimbs || !hasBase {
+		panic("Missing field num_limbs or base in BaseSumGate")
+	}
+
+	numLimbsInt, err := strconv.Atoi(numLimbs)
+	if err != nil {
+		panic("Invalid num_limbs field in BaseSumGate")
+	}
+
+	baseInt, err := strconv.Atoi(base)
+	if err != nil {
+		panic("Invalid base field in BaseSumGate")
+	}
+
+	return NewBaseSumGate(uint64(numLimbsInt), uint64(baseInt))
+}
+
 const (
-	WIRE_SUM    = 0
-	START_LIMBS = 1
+	BASESUM_GATE_WIRE_SUM    = 0
+	BASESUM_GATE_START_LIMBS = 1
 )
 
 type BaseSumGate struct {
@@ -29,14 +55,14 @@ func (g *BaseSumGate) Id() string {
 func (g *BaseSumGate) limbs() []uint64 {
 	limbIndices := make([]uint64, g.numLimbs)
 	for i := uint64(0); i < g.numLimbs; i++ {
-		limbIndices[i] = uint64(START_LIMBS + i)
+		limbIndices[i] = uint64(BASESUM_GATE_START_LIMBS + i)
 	}
 
 	return limbIndices
 }
 
 func (g *BaseSumGate) EvalUnfiltered(p *PlonkChip, vars EvaluationVars) []QuadraticExtension {
-	sum := vars.localWires[WIRE_SUM]
+	sum := vars.localWires[BASESUM_GATE_WIRE_SUM]
 	limbs := make([]QuadraticExtension, g.numLimbs)
 	limbIndices := g.limbs()
 	for i, limbIdx := range limbIndices {

plonky2_verifier/constant_gate.go

@@ -3,8 +3,27 @@ package plonky2_verifier
 import (
 	"fmt"
 	. "gnark-plonky2-verifier/field"
+	"regexp"
+	"strconv"
 )
 
+var constantGateRegex = regexp.MustCompile("ConstantGate { num_consts: (?P<numConsts>[0-9]+) }")
+
+func deserializeConstantGate(parameters map[string]string) gate {
+	// Has the format "ConstantGate { num_consts: 2 }"
+	numConsts, hasNumConsts := parameters["numConsts"]
+	if !hasNumConsts {
+		panic("Missing field num_consts in ConstantGate")
+	}
+
+	numConstsInt, err := strconv.Atoi(numConsts)
+	if err != nil {
+		panic("Invalid num_consts field in ConstantGate")
+	}
+
+	return NewConstantGate(uint64(numConstsInt))
+}
+
 type ConstantGate struct {
 	numConsts uint64
 }

plonky2_verifier/coset_interpolation_gate.go

@@ -3,10 +3,49 @@ package plonky2_verifier
 import (
 	"fmt"
 	. "gnark-plonky2-verifier/field"
+	"regexp"
+	"strconv"
+	"strings"
 
 	"github.com/consensys/gnark-crypto/field/goldilocks"
 )
 
+var cosetInterpolationGateRegex = regexp.MustCompile("CosetInterpolationGate { subgroup_bits: (?P<subgroupBits>[0-9]+), degree: (?P<degree>[0-9]+), barycentric_weights: \\[(?P<barycentricWeights>[0-9, ]+)\\], _phantom: PhantomData<plonky2_field::goldilocks_field::GoldilocksField> }<D=2>")
+
+func deserializeCosetInterpolationGate(parameters map[string]string) gate {
+	// Has the format CosetInterpolationGate { subgroup_bits: 4, degree: 6, barycentric_weights: [17293822565076172801, 18374686475376656385, 18446744069413535745, 281474976645120, 17592186044416, 18446744069414584577, 18446744000695107601, 18446744065119617025, 1152921504338411520, 72057594037927936, 18446744069415632897, 18446462594437939201, 18446726477228539905, 18446744069414584065, 68719476720, 4294967296], _phantom: PhantomData<plonky2_field::goldilocks_field::GoldilocksField> }<D=2>
+	subgroupBits, hasSubgroupBits := parameters["subgroupBits"]
+	degree, hasDegree := parameters["degree"]
+	barycentricWeights, hasBarycentricWeights := parameters["barycentricWeights"]
+
+	if !hasSubgroupBits || !hasDegree || !hasBarycentricWeights {
+		panic("missing subgroupBits, degree or barycentricWeights in CosetInterpolationGate")
+	}
+
+	subgroupBitsInt, err := strconv.ParseUint(subgroupBits, 10, 64)
+	if err != nil {
+		panic("invalid subgroupBits in CosetInterpolationGate")
+	}
+
+	degreeInt, err := strconv.ParseUint(degree, 10, 64)
+	if err != nil {
+		panic("invalid degree in CosetInterpolationGate")
+	}
+
+	barycentricWeightsStr := strings.Split(barycentricWeights, ",")
+	barycentricWeightsInt := make([]goldilocks.Element, len(barycentricWeightsStr))
+	for i, barycentricWeightStr := range barycentricWeightsStr {
+		barycentricWeightStr = strings.TrimSpace(barycentricWeightStr)
+		barycentricWeightInt, err := strconv.ParseUint(barycentricWeightStr, 10, 64)
+		if err != nil {
+			panic("invalid barycentricWeights in CosetInterpolationGate")
+		}
+		barycentricWeightsInt[i].SetUint64(barycentricWeightInt)
+	}
+
+	return NewCosetInterpolationGate(subgroupBitsInt, degreeInt, barycentricWeightsInt)
+}
+
 type CosetInterpolationGate struct {
 	subgroupBits       uint64
 	degree             uint64

plonky2_verifier/exponentiation_gate.go

@@ -3,8 +3,27 @@ package plonky2_verifier
 import (
 	"fmt"
 	. "gnark-plonky2-verifier/field"
+	"regexp"
+	"strconv"
 )
 
+var exponentiationGateRegex = regexp.MustCompile("ExponentiationGate { num_power_bits: (?P<numPowerBits>[0-9]+), _phantom: PhantomData<plonky2_field::goldilocks_field::GoldilocksField> }<D=(?P<base>[0-9]+)>")
+
+func deserializeExponentiationGate(parameters map[string]string) gate {
+	// Has the format "ExponentiationGate { num_power_bits: 67, _phantom: PhantomData<plonky2_field::goldilocks_field::GoldilocksField> }<D=2>"
+	numPowerBits, hasNumPowerBits := parameters["numPowerBits"]
+	if !hasNumPowerBits {
+		panic("Missing field num_power_bits in ExponentiationGate")
+	}
+
+	numPowerBitsInt, err := strconv.Atoi(numPowerBits)
+	if err != nil {
+		panic("Invalid num_power_bits field in ExponentiationGate")
+	}
+
+	return NewExponentiationGate(uint64(numPowerBitsInt))
+}
+
 type ExponentiationGate struct {
 	numPowerBits uint64
 }

plonky2_verifier/gate.go

@@ -4,10 +4,6 @@ import (
 	"fmt"
 	. "gnark-plonky2-verifier/field"
 	"regexp"
-	"strconv"
-	"strings"
-
-	"github.com/consensys/gnark-crypto/field/goldilocks"
 )
 
 type gate interface {
@@ -15,231 +11,39 @@ type gate interface {
 	EvalUnfiltered(p *PlonkChip, vars EvaluationVars) []QuadraticExtension
 }
 
-func GateInstanceFromId(gateId string) gate {
-	if strings.HasPrefix(gateId, "ArithmeticGate") {
-		numOpsRaw := strings.Split(gateId, ":")[1]
-		numOpsRaw = strings.Split(numOpsRaw, "}")[0]
-		numOpsRaw = strings.TrimSpace(numOpsRaw)
-		numOps, err := strconv.Atoi(numOpsRaw)
-		if err != nil {
-			panic("Invalid gate ID for ArithmeticGate")
-		}
-		return NewArithmeticGate(uint64(numOps))
-	}
-
-	if strings.HasPrefix(gateId, "ConstantGate") {
-		numConstsRaw := strings.Split(gateId, ":")[1]
-		numConstsRaw = strings.Split(numConstsRaw, "}")[0]
-		numConstsRaw = strings.TrimSpace(numConstsRaw)
-		numConsts, err := strconv.Atoi(numConstsRaw)
-		if err != nil {
-			panic("Invalid gate ID")
-		}
-		return NewConstantGate(uint64(numConsts))
-	}
-
-	if gateId == "NoopGate" {
-		return NewNoopGate()
-	}
-
-	if gateId == "PublicInputGate" {
-		return NewPublicInputGate()
-	}
-
-	if strings.HasPrefix(gateId, "PoseidonGate") {
-		return NewPoseidonGate()
-	}
-
-	if strings.HasPrefix(gateId, "BaseSumGate") {
-		// Has the format "BaseSumGate { num_limbs: 32 } + Base: 2"
-
-		regEx := "BaseSumGate { num_limbs: (?P<numLimbs>[0-9]+) } \\+ Base: (?P<base>[0-9]+)"
-		r, err := regexp.Compile(regEx)
-		if err != nil {
-			panic("Invalid BaseSumGate regular expression")
-		}
-
-		matches := getRegExMatches(r, gateId)
-		numLimbs, hasNumLimbs := matches["numLimbs"]
-		base, hasBase := matches["base"]
-		if !hasNumLimbs || !hasBase {
-			panic("Invalid BaseSumGate ID")
-		}
-
-		return NewBaseSumGate(uint64(numLimbs), uint64(base))
-	}
-
-	if strings.HasPrefix(gateId, "RandomAccessGate") {
-		// Has the format "RandomAccessGate { bits: 2, num_copies: 13, num_extra_constants: 2, _phantom: PhantomData<plonky2_field::goldilocks_field::GoldilocksField> }<D=2>"
-
-		regEx := "RandomAccessGate { bits: (?P<bits>[0-9]+), num_copies: (?P<numCopies>[0-9]+), num_extra_constants: (?P<numExtraConstants>[0-9]+), _phantom: PhantomData<plonky2_field::goldilocks_field::GoldilocksField> }<D=(?P<base>[0-9]+)>"
-		r, err := regexp.Compile(regEx)
-		if err != nil {
-			panic("Invalid RandomAccessGate regular expression")
-		}
-
-		matches := getRegExMatches(r, gateId)
-		bits, hasBits := matches["bits"]
-		numCopies, hasNumCopies := matches["numCopies"]
-		numExtraConstants, hasNumExtraConstants := matches["numExtraConstants"]
-		if !hasBits || !hasNumCopies || !hasNumExtraConstants {
-			panic("Invalid RandomAccessGate ID")
-		}
-
-		return NewRandomAccessGate(uint64(bits), uint64(numCopies), uint64(numExtraConstants))
-	}
-
-	if strings.HasPrefix(gateId, "ArithmeticExtension") {
-		// Has the format "ArithmeticExtensionGate { num_ops: 10 }"
-
-		regEx := "ArithmeticExtensionGate { num_ops: (?P<numOps>[0-9]+) }"
-		r, err := regexp.Compile(regEx)
-		if err != nil {
-			panic("Invalid ArithmeticExtensionGate regular expression")
-		}
-
-		matches := getRegExMatches(r, gateId)
-		numOps, hasNumOps := matches["numOps"]
-		if !hasNumOps {
-			panic("Invalid ArithmeticExtensionGate ID")
-		}
-
-		return NewArithmeticExtensionGate(uint64(numOps))
-	}
-
-	if strings.HasPrefix(gateId, "MulExtensionGate") {
-		// Has the format "MulExtensionGate { num_ops: 13 }"
-
-		regEx := "MulExtensionGate { num_ops: (?P<numOps>[0-9]+) }"
-		r, err := regexp.Compile(regEx)
-		if err != nil {
-			panic("Invalid MulExtensionGate regular expression")
-		}
-
-		matches := getRegExMatches(r, gateId)
-		numOps, hasNumOps := matches["numOps"]
-		if !hasNumOps {
-			panic("Invalid MulExtensionGate ID")
-		}
-
-		return NewMultiplicationExtensionGate(uint64(numOps))
-	}
-
-	if strings.HasPrefix(gateId, "ReducingExtensionGate") {
-		// Has the format "ReducingExtensionGate { num_coeffs: 33 }"
-
-		regEx := "ReducingExtensionGate { num_coeffs: (?P<numCoeffs>[0-9]+) }"
-		r, err := regexp.Compile(regEx)
-		if err != nil {
-			panic("Invalid ReducingExtensionGate regular expression")
-		}
-
-		matches := getRegExMatches(r, gateId)
-		numCoeffs, hasNumCoeffs := matches["numCoeffs"]
-		if !hasNumCoeffs {
-			panic("Invalid ReducingExtensionGate ID")
-		}
-
-		return NewReducingExtensionGate(uint64(numCoeffs))
-	}
-
-	if strings.HasPrefix(gateId, "ReducingGate") {
-		// Has the format "ReducingGate { num_coeffs: 33 }"
-
-		regEx := "ReducingGate { num_coeffs: (?P<numCoeffs>[0-9]+) }"
-		r, err := regexp.Compile(regEx)
-		if err != nil {
-			panic("Invalid ReducingGate regular expression")
-		}
-
-		matches := getRegExMatches(r, gateId)
-		numCoeffs, hasNumCoeffs := matches["numCoeffs"]
-		if !hasNumCoeffs {
-			panic("Invalid ReducingGate ID")
-		}
-
-		return NewReducingGate(uint64(numCoeffs))
-	}
-
-	if strings.HasPrefix(gateId, "ExponentiationGate") {
-		// Has the format "ExponentiationGate { num_power_bits: 67, _phantom: PhantomData<plonky2_field::goldilocks_field::GoldilocksField> }<D=2>"
-
-		regEx := "ExponentiationGate { num_power_bits: (?P<numPowerBits>[0-9]+), _phantom: PhantomData<plonky2_field::goldilocks_field::GoldilocksField> }<D=(?P<base>[0-9]+)>"
-		r, err := regexp.Compile(regEx)
-		if err != nil {
-			panic("Invalid ExponentiationGate regular expression")
-		}
-
-		matches := getRegExMatches(r, gateId)
-		numPowerBits, hasNumPowerBits := matches["numPowerBits"]
-		if !hasNumPowerBits {
-			panic("Invalid ExponentiationGate ID")
-		}
-
-		return NewExponentiationGate(uint64(numPowerBits))
-	}
-
-	// CosetInterpolationGate { subgroup_bits: 4, degree: 6, barycentric_weights: [17293822565076172801, 18374686475376656385, 18446744069413535745, 281474976645120, 17592186044416, 18446744069414584577, 18446744000695107601, 18446744065119617025, 1152921504338411520, 72057594037927936, 18446744069415632897, 18446462594437939201, 18446726477228539905, 18446744069414584065, 68719476720, 4294967296], _phantom: PhantomData<plonky2_field::goldilocks_field::GoldilocksField> }<D=2>
-	if strings.HasPrefix(gateId, "CosetInterpolationGate") {
-		// Has the format CosetInterpolationGate { subgroup_bits: 4, degree: 6, barycentric_weights: [17293822565076172801, 18374686475376656385, 18446744069413535745, 281474976645120, 17592186044416, 18446744069414584577, 18446744000695107601, 18446744065119617025, 1152921504338411520, 72057594037927936, 18446744069415632897, 18446462594437939201, 18446726477228539905, 18446744069414584065, 68719476720, 4294967296], _phantom: PhantomData<plonky2_field::goldilocks_field::GoldilocksField> }<D=2>
+var gateRegexHandlers = map[*regexp.Regexp]func(parameters map[string]string) gate{
+	aritheticGateRegex:          deserializeArithmeticGate,
+	aritheticExtensionGateRegex: deserializeExtensionArithmeticGate,
+	baseSumGateRegex:            deserializeBaseSumGate,
+	constantGateRegex:           deserializeConstantGate,
+	cosetInterpolationGateRegex: deserializeCosetInterpolationGate,
+	exponentiationGateRegex:     deserializeExponentiationGate,
+	mulExtensionGateRegex:       deserializeMulExtensionGate,
+	noopGateRegex:               deserializeNoopGate,
+	poseidonGateRegex:           deserializePoseidonGate,
+	publicInputGateRegex:        deserializePublicInputGate,
+	randomAccessGateRegex:       deserializeRandomAccessGate,
+	reducingExtensionGateRegex:  deserializeReducingExtensionGate,
+	reducingGateRegex:           deserializeReducingGate,
+}
 
-		/*
-			regEx := "CosetInterpolationGate { subgroup_bits: (?P<subgroupBits>[0-9]+), degree: (?P<degree>[0-9]+), barycentric_weights: \\[(?P<barycentricWeights>[0-9, ]+)\\], _phantom: PhantomData<plonky2_field::goldilocks_field::GoldilocksField> }<D=2>"
-			r, err := regexp.Compile(regEx)
-			if err != nil {
-				panic("Invalid CosetInterpolationGate regular expression")
+func GateInstanceFromId(gateId string) gate {
+	for regex, handler := range gateRegexHandlers {
+		matches := regex.FindStringSubmatch(gateId)
+		if matches != nil {
+			parameters := make(map[string]string)
+			for i, name := range regex.SubexpNames() {
+				if i != 0 && name != "" {
+					parameters[name] = matches[i]
+				}
 			}
 
-			matches := getRegExMatches(r, gateId)
-			subgroupBits, hasSubgroupBits := matches["subgroupBits"]
-			degree, hasDegree := matches["degree"]
-			barycentricWeights, hasBarycentricWeights := matches["barycentricWeights"]
-			if !hasSubgroupBits || !hasDegree || !hasBarycentricWeights {
-				panic("Invalid CosetInterpolationGate ID")
-			}*/
-
-		return NewCosetInterpolationGate(
-			4,
-			6,
-			[]goldilocks.Element{
-				goldilocks.NewElement(17293822565076172801),
-				goldilocks.NewElement(18374686475376656385),
-				goldilocks.NewElement(18446744069413535745),
-				goldilocks.NewElement(281474976645120),
-				goldilocks.NewElement(17592186044416),
-				goldilocks.NewElement(18446744069414584577),
-				goldilocks.NewElement(18446744000695107601),
-				goldilocks.NewElement(18446744065119617025),
-				goldilocks.NewElement(1152921504338411520),
-				goldilocks.NewElement(72057594037927936),
-				goldilocks.NewElement(18446744069415632897),
-				goldilocks.NewElement(18446462594437939201),
-				goldilocks.NewElement(18446726477228539905),
-				goldilocks.NewElement(18446744069414584065),
-				goldilocks.NewElement(68719476720),
-				goldilocks.NewElement(4294967296),
-			},
-		)
-
-	}
-
-	panic(fmt.Sprintf("Unknown gate ID %s", gateId))
-}
-
-func getRegExMatches(r *regexp.Regexp, gateId string) map[string]int {
-	matches := r.FindStringSubmatch(gateId)
-	result := make(map[string]int)
-	for i, name := range r.SubexpNames() {
-		if i != 0 && name != "" {
-			value, err := strconv.Atoi(matches[i])
-			if err != nil {
-				panic("Invalid field value for \"name\": " + err.Error())
+			if matches != nil {
+				return handler(parameters)
 			}
-			result[name] = value
 		}
 	}
-
-	return result
+	panic(fmt.Sprintf("Unknown gate ID %s", gateId))
 }
 
 func (p *PlonkChip) computeFilter(

plonky2_verifier/multiplication_extension_gate.go

@@ -3,8 +3,27 @@ package plonky2_verifier
 import (
 	"fmt"
 	. "gnark-plonky2-verifier/field"
+	"regexp"
+	"strconv"
 )
 
+var mulExtensionGateRegex = regexp.MustCompile("MulExtensionGate { num_ops: (?P<numOps>[0-9]+) }")
+
+func deserializeMulExtensionGate(parameters map[string]string) gate {
+	// Has the format "MulExtensionGate { num_ops: 13 }"
+	numOps, hasNumOps := parameters["numOps"]
+	if !hasNumOps {
+		panic("Missing field num_ops in MulExtensionGate")
+	}
+
+	numOpsInt, err := strconv.Atoi(numOps)
+	if err != nil {
+		panic("Invalid num_ops field in MulExtensionGate")
+	}
+
+	return NewMultiplicationExtensionGate(uint64(numOpsInt))
+}
+
 type MultiplicationExtensionGate struct {
 	numOps uint64
 }

plonky2_verifier/noop_gate.go

@@ -2,8 +2,16 @@ package plonky2_verifier
 
 import (
 	. "gnark-plonky2-verifier/field"
+	"regexp"
 )
 
+var noopGateRegex = regexp.MustCompile("NoopGate")
+
+func deserializeNoopGate(parameters map[string]string) gate {
+	// Has the format "NoopGate"
+	return NewNoopGate()
+}
+
 type NoopGate struct {
 }
 

plonky2_verifier/poseidon_gate.go

@@ -3,8 +3,16 @@ package plonky2_verifier
 import (
 	. "gnark-plonky2-verifier/field"
 	"gnark-plonky2-verifier/poseidon"
+	"regexp"
 )
 
+var poseidonGateRegex = regexp.MustCompile("PoseidonGate.*")
+
+func deserializePoseidonGate(parameters map[string]string) gate {
+	// Has the format "PoseidonGate(PhantomData<plonky2_field::goldilocks_field::GoldilocksField>)<WIDTH=12>"
+	return NewPoseidonGate()
+}
+
 type PoseidonGate struct {
 }
 

plonky2_verifier/public_input_gate.go

@@ -2,8 +2,16 @@ package plonky2_verifier
 
 import (
 	. "gnark-plonky2-verifier/field"
+	"regexp"
 )
 
+var publicInputGateRegex = regexp.MustCompile("PublicInputGate")
+
+func deserializePublicInputGate(parameters map[string]string) gate {
+	// Has the format "PublicInputGate"
+	return NewPublicInputGate()
+}
+
 type PublicInputGate struct {
 }
 

plonky2_verifier/random_access_gate.go

@@ -3,8 +3,40 @@ package plonky2_verifier
 import (
 	"fmt"
 	. "gnark-plonky2-verifier/field"
+	"regexp"
+	"strconv"
 )
 
+var randomAccessGateRegex = regexp.MustCompile("RandomAccessGate { bits: (?P<bits>[0-9]+), num_copies: (?P<numCopies>[0-9]+), num_extra_constants: (?P<numExtraConstants>[0-9]+), _phantom: PhantomData<plonky2_field::goldilocks_field::GoldilocksField> }<D=(?P<base>[0-9]+)>")
+
+func deserializeRandomAccessGate(parameters map[string]string) gate {
+	// Has the format "RandomAccessGate { bits: 2, num_copies: 13, num_extra_constants: 2, _phantom: PhantomData<plonky2_field::goldilocks_field::GoldilocksField> }<D=2>"
+	bits, hasBits := parameters["bits"]
+	numCopies, hasNumCopies := parameters["numCopies"]
+	numExtraConstants, hasNumExtraConstants := parameters["numExtraConstants"]
+
+	if !hasBits || !hasNumCopies || !hasNumExtraConstants {
+		panic("missing bits, numCopies, numExtraConstants or base in RandomAccessGate")
+	}
+
+	bitsInt, err := strconv.ParseUint(bits, 10, 64)
+	if err != nil {
+		panic("invalid bits in RandomAccessGate")
+	}
+
+	numCopiesInt, err := strconv.ParseUint(numCopies, 10, 64)
+	if err != nil {
+		panic("invalid numCopies in RandomAccessGate")
+	}
+
+	numExtraConstantsInt, err := strconv.ParseUint(numExtraConstants, 10, 64)
+	if err != nil {
+		panic("invalid numExtraConstants in RandomAccessGate")
+	}
+
+	return NewRandomAccessGate(bitsInt, numCopiesInt, numExtraConstantsInt)
+}
+
 type RandomAccessGate struct {
 	bits              uint64
 	numCopies         uint64

plonky2_verifier/reducing_extension_gate.go

@@ -3,8 +3,27 @@ package plonky2_verifier
 import (
 	"fmt"
 	. "gnark-plonky2-verifier/field"
+	"regexp"
+	"strconv"
 )
 
+var reducingExtensionGateRegex = regexp.MustCompile("ReducingExtensionGate { num_coeffs: (?P<numCoeffs>[0-9]+) }")
+
+func deserializeReducingExtensionGate(parameters map[string]string) gate {
+	// Has the format "ReducingGate { num_coeffs: 33 }"
+	numCoeffs, hasNumCoeffs := parameters["numCoeffs"]
+	if !hasNumCoeffs {
+		panic("Missing field num_coeffs in ReducingExtensionGate")
+	}
+
+	numCoeffsInt, err := strconv.Atoi(numCoeffs)
+	if err != nil {
+		panic("Invalid num_coeffs field in ReducingExtensionGate")
+	}
+
+	return NewReducingExtensionGate(uint64(numCoeffsInt))
+}
+
 type ReducingExtensionGate struct {
 	numCoeffs uint64
 }

plonky2_verifier/reducing_gate.go

@@ -3,8 +3,27 @@ package plonky2_verifier
 import (
 	"fmt"
 	. "gnark-plonky2-verifier/field"
+	"regexp"
+	"strconv"
 )
 
+var reducingGateRegex = regexp.MustCompile("ReducingGate { num_coeffs: (?P<numCoeffs>[0-9]+) }")
+
+func deserializeReducingGate(parameters map[string]string) gate {
+	// Has the format "ReducingGate { num_coeffs: 33 }"
+	numCoeffs, hasNumCoeffs := parameters["numCoeffs"]
+	if !hasNumCoeffs {
+		panic("Missing field num_coeffs in ReducingGate")
+	}
+
+	numCoeffsInt, err := strconv.Atoi(numCoeffs)
+	if err != nil {
+		panic("Invalid num_coeffs field in ReducingGate")
+	}
+
+	return NewReducingGate(uint64(numCoeffsInt))
+}
+
 type ReducingGate struct {
 	numCoeffs uint64
 }