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* docs: Starts fixing zk-EVM to zkEVM * docs: fixes zk-EVM and light proof * Update prover/README.md Signed-off-by: Julien Marchand <julien-marchand@users.noreply.github.com> --------- Signed-off-by: Julien Marchand <julien-marchand@users.noreply.github.com> Co-authored-by: Julien Marchand <julien-marchand@users.noreply.github.com>
65 lines
2.1 KiB
Go
65 lines
2.1 KiB
Go
package zkevm
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import (
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"sync"
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"github.com/consensys/zkevm-monorepo/prover/config"
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"github.com/consensys/zkevm-monorepo/prover/protocol/compiler"
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"github.com/consensys/zkevm-monorepo/prover/protocol/compiler/vortex"
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"github.com/consensys/zkevm-monorepo/prover/protocol/wizard"
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"github.com/consensys/zkevm-monorepo/prover/zkevm/arithmetization"
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)
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const (
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// Number of columns from the arithmetization that are kept to instantiate
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// light prover.
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numColLimitLight = 10
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)
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var (
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partialZkEvm *ZkEvm
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oncePartialZkEvm = sync.Once{}
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partialCompilationSuite = compilationSuite{
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compiler.Arcane(1<<16, 1<<17, true),
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vortex.Compile(2, vortex.WithDryThreshold(16)),
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}
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)
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// Returns the zkEVM objects corresponding to the light zkEVM prover. Namely,
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// it will generate a proof checking only a small portion of the requested
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// computation it is meant primarily for testing and integration testing
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// purpose. When called for the first time, it will compile the corresponding
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// light zkEVM using the config option. The next times it is called, it will
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// ignore the configuration options and directly return the previously compiled
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// object. It therefore means that it should not be called twice with different
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// config options.
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func PartialZkEvm(tl *config.TracesLimits) *ZkEvm {
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// This is hidden behind a once, because the compilation time can take a
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// significant amount of time and we want it to be only triggered when we
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// need it and only once (for instance not when we are using the full mode
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// prover).
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oncePartialZkEvm.Do(func() {
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// The light-prover does not support other features than the
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// arithmetization itself, i.e. it currently does not instantiate the
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// modules to verify keccak or the state-manager traces.
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settings := Settings{
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Arithmetization: arithmetization.Settings{
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Traces: tl,
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NumColLimit: numColLimitLight,
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},
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}
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partialZkEvm = NewZkEVM(settings).Compile(
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partialCompilationSuite,
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wizard.VersionMetadata{
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Title: "linea/evm-execution/partial",
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Version: "beta-v1",
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},
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)
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})
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return partialZkEvm
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}
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