Struct casper_execution_engine::shared::opcode_costs::OpcodeCosts [−][src]
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: u32Bit operations multiplier.
add: u32Arithmetic add operations multiplier.
mul: u32Mul operations multiplier.
div: u32Div operations multiplier.
load: u32Memory load operation multiplier.
store: u32Memory store operation multiplier.
op_const: u32Const operation multiplier.
local: u32Local operations multiplier.
global: u32Global operations multiplier.
control_flow: u32Control flow operations multiplier.
integer_comparison: u32Integer operations multiplier.
conversion: u32Conversion operations multiplier.
unreachable: u32Unreachable operation multiplier.
nop: u32Nop operation multiplier.
current_memory: u32Get current memory operation multiplier.
grow_memory: u32Grow memory cost, per page (64kb)
regular: u32Regular opcode cost
Trait Implementations
If true, the type has a heap size that can vary at runtime, depending on the actual value.
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
Estimates the size of heap memory taken up by this value. Read more
fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
__D: Deserializer<'de>,
fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
__D: Deserializer<'de>,
Deserialize this value from the given Serde deserializer. Read more
Generate a random value of T, using rng as the source of randomness.
Create an iterator that generates random values of T, using rng as
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This method tests for !=.
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
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
Mutably borrows from an owned value. Read more
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