Struct casper_execution_engine::shared::opcode_costs::OpcodeCosts

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pub struct OpcodeCosts {Show 17 fields
    pub bit: u32,
    pub add: u32,
    pub mul: u32,
    pub div: u32,
    pub load: u32,
    pub store: u32,
    pub op_const: u32,
    pub local: u32,
    pub global: u32,
    pub control_flow: u32,
    pub integer_comparison: u32,
    pub conversion: u32,
    pub unreachable: u32,
    pub nop: u32,
    pub current_memory: u32,
    pub grow_memory: u32,
    pub regular: u32,
}

Expand description

Definition of a cost table for Wasm opcodes.

This is taken (partially) from parity-ethereum.

Fields

bit: u32

Bit operations multiplier.

add: u32

Arithmetic add operations multiplier.

mul: u32

Mul operations multiplier.

div: u32

Div operations multiplier.

load: u32

Memory load operation multiplier.

store: u32

Memory store operation multiplier.

op_const: u32

Const operation multiplier.

local: u32

Local operations multiplier.

global: u32

Global operations multiplier.

control_flow: u32

Control flow operations multiplier.

integer_comparison: u32

Integer operations multiplier.

conversion: u32

Conversion operations multiplier.

unreachable: u32

Unreachable operation multiplier.

nop: u32

Nop operation multiplier.

current_memory: u32

Get current memory operation multiplier.

grow_memory: u32

Grow memory cost, per page (64kb)

regular: u32

Regular opcode cost

Trait Implementations

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impl Clone for OpcodeCosts

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fn clone(&self) -> OpcodeCosts

Returns a copy of the value. Read more

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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

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impl DataSize for OpcodeCosts

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const IS_DYNAMIC: bool

If true, the type has a heap size that can vary at runtime, depending on the actual value.

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const STATIC_HEAP_SIZE: usize

The amount of space a value of the type always occupies. If IS_DYNAMIC is false, this is the total amount of heap memory occupied by the value. Otherwise this is a lower bound. Read more

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fn estimate_heap_size(&self) -> usize

Estimates the size of heap memory taken up by this value. Read more

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impl Debug for OpcodeCosts

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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impl Default for OpcodeCosts

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fn default() -> Self

Returns the “default value” for a type. Read more

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impl<'de> Deserialize<'de> for OpcodeCosts

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fn deserialize<D>(deserializer: D) -> Result<Self, D::Error> where
__D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more

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impl Distribution<OpcodeCosts> for Standard

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fn sample<R: Rng + ?Sized>(&self, rng: &mut R) -> OpcodeCosts

Generate a random value of T, using rng as the source of randomness.

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fn sample_iter<R>(self, rng: R) -> DistIter<Self, R, T> where
R: Rng,

Create an iterator that generates random values of T, using rng as the source of randomness. Read more

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fn map<F, S>(self, func: F) -> DistMap<Self, F, T, S> where
F: Fn(T) -> S,

Create a distribution of values of ‘S’ by mapping the output of Self through the closure F Read more

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impl FromBytes for OpcodeCosts

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fn from_bytes(bytes: &[u8 ]) -> Result<(Self, &[u8 ]), Error>

Deserializes the slice into Self.

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fn from_vec(bytes: Vec<u8, Global>) -> Result<(Self, Vec<u8, Global>), Error>

Deserializes the Vec<u8> into Self.

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impl PartialEq<OpcodeCosts> for OpcodeCosts

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fn eq(&self, other: &OpcodeCosts) -> bool

This method tests for self and other values to be equal, and is used by ==. Read more

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fn ne(&self, other: &OpcodeCosts) -> bool

This method tests for !=.

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impl Serialize for OpcodeCosts

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fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error> where
S: Serializer,

Serialize this value into the given Serde serializer. Read more

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impl ToBytes for OpcodeCosts

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fn to_bytes(&self) -> Result<Vec<u8>, Error>

Serializes &self to a Vec<u8>.

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fn serialized_length(&self) -> usize

Returns the length of the Vec<u8> which would be returned from a successful call to to_bytes() or into_bytes(). The data is not actually serialized, so this call is relatively cheap. Read more

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fn into_bytes(self) -> Result<Vec<u8, Global>, Error>

Consumes self and serializes to a Vec<u8>.

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impl StructuralPartialEq for OpcodeCosts

Auto Trait Implementations

impl RefUnwindSafe for OpcodeCosts

impl Send for OpcodeCosts

impl Sync for OpcodeCosts

impl Unpin for OpcodeCosts

impl UnwindSafe for OpcodeCosts

Blanket Implementations

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impl<T> Any for T where
T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

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Immutably borrows from an owned value. Read more

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T: ?Sized,

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Mutably borrows from an owned value. Read more

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fn conv<T>(self) -> T where
Self: Into<T>,

Converts self into a target type. Read more

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T: Any,

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Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait. Read more

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Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s. Read more

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Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s. Read more

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T: Any + Send + Sync,

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fn __clone_box(&self, Private) -> *mut ()

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Q: Eq + ?Sized,
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Compare self to key and return true if they are equal.

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fn fmt_binary(self) -> FmtBinary<Self> where
Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.

fn fmt_display(self) -> FmtDisplay<Self> where
Self: Display,

Causes self to use its Display implementation when Debug-formatted. Read more

fn fmt_lower_exp(self) -> FmtLowerExp<Self> where
Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted. Read more

fn fmt_lower_hex(self) -> FmtLowerHex<Self> where
Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted. Read more

fn fmt_octal(self) -> FmtOctal<Self> where
Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.

fn fmt_pointer(self) -> FmtPointer<Self> where
Self: Pointer,

Causes self to use its Pointer implementation when Debug-formatted. Read more

fn fmt_upper_exp(self) -> FmtUpperExp<Self> where
Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted. Read more

fn fmt_upper_hex(self) -> FmtUpperHex<Self> where
Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted. Read more

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impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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impl<T, U> Into for T where
U: From<T>,

const: unstable · source

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fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> R

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 Self: AsRef<T>,
 T: 'a,
 R: 'a,

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 Self: AsMut<T>,
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 R: 'a,

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 Self: Borrow<T>,
 T: 'a,
 R: 'a,

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 &'a mut self,
 func: impl FnOnce(&'a mut T) -> R
) -> R where
 Self: BorrowMut<T>,
 T: 'a,
 R: 'a,

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Self: Deref,
R: 'a,

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 &'a mut self,
 func: impl FnOnce(&'a mut Self::Target) -> R
) -> R where
 Self: DerefMut,
 R: 'a,

Pipes a mutable dereference into a function that cannot normally be called in suffix position. Read more

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fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> R where
R: 'a,

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fn pipe_mut<'a, R>(&'a mut self, func: impl FnOnce(&'a mut Self) -> R) -> R where
R: 'a,

Pipes a mutable reference into a function that cannot ordinarily be called in suffix position. Read more

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type Output = T

Should always be Self

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fn tap<F, R>(self, func: F) -> Self where
F: FnOnce(&Self) -> R,

Provides immutable access for inspection. Read more

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F: FnOnce(&Self) -> R,

Calls tap in debug builds, and does nothing in release builds.

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U: ?Sized,

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Self: AsRef<T>,
F: FnOnce(&T) -> R,

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Self: AsMut<T>,
F: FnOnce(&mut T) -> R,

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Self: AsMut<T>,
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Self: Borrow<T>,
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F: FnOnce(&T) -> R,

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Self: BorrowMut<T>,
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Self: BorrowMut<T>,
F: FnOnce(&mut T) -> R,

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Self: Deref,
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🔬 This is a nightly-only experimental API. (toowned_clone_into)

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Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more

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Struct casper_execution_engine::shared::opcode_costs::OpcodeCosts

Fields

Trait Implementations

impl Clone for OpcodeCosts

fn clone(&self) -> OpcodeCosts

fn clone_from(&mut self, source: &Self)

impl DataSize for OpcodeCosts

const IS_DYNAMIC: bool

const STATIC_HEAP_SIZE: usize

fn estimate_heap_size(&self) -> usize

impl Debug for OpcodeCosts

fn fmt(&self, f: &mut Formatter<'_>) -> Result

impl Default for OpcodeCosts

fn default() -> Self

impl<'de> Deserialize<'de> for OpcodeCosts

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where __D: Deserializer<'de>,

impl Distribution<OpcodeCosts> for Standard

fn sample<R: Rng + ?Sized>(&self, rng: &mut R) -> OpcodeCosts

fn sample_iter<R>(self, rng: R) -> DistIter<Self, R, T> where R: Rng,

fn map<F, S>(self, func: F) -> DistMap<Self, F, T, S> where F: Fn(T) -> S,

impl FromBytes for OpcodeCosts

fn from_bytes(bytes: &[u8]) -> Result<(Self, &[u8]), Error>

fn from_vec(bytes: Vec<u8, Global>) -> Result<(Self, Vec<u8, Global>), Error>

impl PartialEq<OpcodeCosts> for OpcodeCosts

fn eq(&self, other: &OpcodeCosts) -> bool

fn ne(&self, other: &OpcodeCosts) -> bool

impl Serialize for OpcodeCosts

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error> where __S: Serializer,

impl ToBytes for OpcodeCosts

fn to_bytes(&self) -> Result<Vec<u8>, Error>

fn serialized_length(&self) -> usize

fn into_bytes(self) -> Result<Vec<u8, Global>, Error>

impl Copy for OpcodeCosts

impl Eq for OpcodeCosts

impl StructuralEq for OpcodeCosts

impl StructuralPartialEq for OpcodeCosts

Auto Trait Implementations

impl RefUnwindSafe for OpcodeCosts

impl Send for OpcodeCosts

impl Sync for OpcodeCosts

impl Unpin for OpcodeCosts

impl UnwindSafe for OpcodeCosts

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

impl<T> Conv for T

fn conv<T>(self) -> T where Self: Into<T>,

impl<T> Downcast for T where T: Any,

fn into_any(self: Box<T, Global>) -> Box<dyn Any + 'static, Global>

fn into_any_rc(self: Rc<T>) -> Rc<dyn Any + 'static>

fn as_any(&self) -> &(dyn Any + 'static)

fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

impl<T> DowncastSync for T where T: Any + Send + Sync,

fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Sync + Send + 'static>

impl<T> DynClone for T where T: Clone,

fn __clone_box(&self, Private) -> *mut ()

impl<Q, K> Equivalent<K> for Q where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

fn equivalent(&self, key: &K) -> bool

impl<T> FmtForward for T

fn fmt_binary(self) -> FmtBinary<Self> where Self: Binary,

fn fmt_display(self) -> FmtDisplay<Self> where Self: Display,

fn fmt_lower_exp(self) -> FmtLowerExp<Self> where Self: LowerExp,

fn fmt_lower_hex(self) -> FmtLowerHex<Self> where Self: LowerHex,

fn fmt_octal(self) -> FmtOctal<Self> where Self: Octal,

fn fmt_pointer(self) -> FmtPointer<Self> where Self: Pointer,

fn fmt_upper_exp(self) -> FmtUpperExp<Self> where Self: UpperExp,

fn fmt_upper_hex(self) -> FmtUpperHex<Self> where Self: UpperHex,

impl<T> From<T> for T

fn from(t: T) -> T

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

fn in_current_span(self) -> Instrumented<Self>

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fn into(self) -> U

impl<T> Pipe for T

fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> R

fn deserialize<D>(deserializer: D) -> Result<Self, D::Error> where
__D: Deserializer<'de>,

fn sample_iter<R>(self, rng: R) -> DistIter<Self, R, T> where
R: Rng,

fn map<F, S>(self, func: F) -> DistMap<Self, F, T, S> where
F: Fn(T) -> S,

fn from_bytes(bytes: &[u8 ]) -> Result<(Self, &[u8 ]), Error>

fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error> where
S: Serializer,

impl<T> Any for T where
T: 'static + ?Sized,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

fn conv<T>(self) -> T where
Self: Into<T>,

impl<T> Downcast for T where
T: Any,

impl<T> DowncastSync for T where
T: Any + Send + Sync,

impl<T> DynClone for T where
T: Clone,

impl<Q, K> Equivalent<K> for Q where
Q: Eq + ?Sized,
K: Borrow<Q> + ?Sized,

fn fmt_binary(self) -> FmtBinary<Self> where
Self: Binary,

fn fmt_display(self) -> FmtDisplay<Self> where
Self: Display,

fn fmt_lower_exp(self) -> FmtLowerExp<Self> where
Self: LowerExp,

fn fmt_lower_hex(self) -> FmtLowerHex<Self> where
Self: LowerHex,

fn fmt_octal(self) -> FmtOctal<Self> where
Self: Octal,

fn fmt_pointer(self) -> FmtPointer<Self> where
Self: Pointer,

fn fmt_upper_exp(self) -> FmtUpperExp<Self> where
Self: UpperExp,

fn fmt_upper_hex(self) -> FmtUpperHex<Self> where
Self: UpperHex,

impl<T, U> Into<U> for T where
U: From<T>,

fn pipe_as_ref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R where
Self: AsRef<T>,
T: 'a,
R: 'a,

fn pipe_as_mut<'a, T, R>(&'a mut self, func: impl FnOnce(&'a mut T) -> R) -> R where
Self: AsMut<T>,
T: 'a,
R: 'a,

fn pipe_borrow<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R where
Self: Borrow<T>,
T: 'a,
R: 'a,

fn pipe_borrow_mut<'a, T, R>(
&'a mut self,
func: impl FnOnce(&'a mut T) -> R
) -> R where
Self: BorrowMut<T>,
T: 'a,
R: 'a,

fn pipe_deref<'a, R>(&'a self, func: impl FnOnce(&'a Self::Target) -> R) -> R where
Self: Deref,
R: 'a,

fn pipe_deref_mut<'a, R>(
&'a mut self,
func: impl FnOnce(&'a mut Self::Target) -> R
) -> R where
Self: DerefMut,
R: 'a,

fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> R where
R: 'a,

fn pipe_mut<'a, R>(&'a mut self, func: impl FnOnce(&'a mut Self) -> R) -> R where
R: 'a,

fn tap<F, R>(self, func: F) -> Self where
F: FnOnce(&Self) -> R,

fn tap_dbg<F, R>(self, func: F) -> Self where
F: FnOnce(&Self) -> R,

fn tap_mut<F, R>(self, func: F) -> Self where
F: FnOnce(&mut Self) -> R,

fn tap_mut_dbg<F, R>(self, func: F) -> Self where
F: FnOnce(&mut Self) -> R,

impl<T, U> TapAsRef<U> for T where
U: ?Sized,

fn tap_ref<F, R>(self, func: F) -> Self where
Self: AsRef<T>,
F: FnOnce(&T) -> R,

fn tap_ref_dbg<F, R>(self, func: F) -> Self where
Self: AsRef<T>,
F: FnOnce(&T) -> R,

fn tap_ref_mut<F, R>(self, func: F) -> Self where
Self: AsMut<T>,
F: FnOnce(&mut T) -> R,

fn tap_ref_mut_dbg<F, R>(self, func: F) -> Self where
Self: AsMut<T>,
F: FnOnce(&mut T) -> R,

impl<T, U> TapBorrow<U> for T where
U: ?Sized,

fn tap_borrow<F, R>(self, func: F) -> Self where
Self: Borrow<T>,
F: FnOnce(&T) -> R,

fn tap_borrow_dbg<F, R>(self, func: F) -> Self where
Self: Borrow<T>,
F: FnOnce(&T) -> R,

fn tap_borrow_mut<F, R>(self, func: F) -> Self where
Self: BorrowMut<T>,
F: FnOnce(&mut T) -> R,

fn tap_borrow_mut_dbg<F, R>(self, func: F) -> Self where
Self: BorrowMut<T>,
F: FnOnce(&mut T) -> R,

fn tap_deref<F, R>(self, func: F) -> Self where
Self: Deref,
F: FnOnce(&Self::Target) -> R,

fn tap_deref_dbg<F, R>(self, func: F) -> Self where
Self: Deref,
F: FnOnce(&Self::Target) -> R,

fn tap_deref_mut<F, R>(self, func: F) -> Self where
Self: DerefMut,
F: FnOnce(&mut Self::Target) -> R,

fn tap_deref_mut_dbg<F, R>(self, func: F) -> Self where
Self: DerefMut,
F: FnOnce(&mut Self::Target) -> R,

impl<T> ToOwned for T where
T: Clone,

fn try_conv<T>(self) -> Result<T, Self::Error> where
Self: TryInto<T>,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

impl<V, T> VZip<V> for T where
V: MultiLane<T>,

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where
S: Into<Dispatch>,

impl<T> DeserializeOwned for T where
T: for<'de> Deserialize<'de>,