neo-devpack-solidity 0.22.0

Production-focused Solidity-to-NeoVM compilation system
Documentation 
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use super::*;

impl ExecutionContext {
    pub(crate) fn execute_flow_jumps_unconditional(
        &mut self,
        opcode: u8,
    ) -> Result<bool, RuntimeError> {
        match opcode {
            0x21 => {
                // NOP
                self.instruction_pointer += 1;
                Ok(true)
            }
            0x22 => {
                // JMP (1-byte signed relative offset from instruction start)
                let offset = self.read_i8_offset("JMP")? as i32;
                let target = self.compute_offset_target("JMP", self.instruction_pointer, offset)?;
                self.instruction_pointer = target;
                Ok(true)
            }
            0x23 => {
                // JMP_L (4-byte signed relative offset from instruction start)
                let offset = self.read_i32_offset("JMP_L")?;
                let target =
                    self.compute_offset_target("JMP_L", self.instruction_pointer, offset)?;
                self.instruction_pointer = target;
                Ok(true)
            }
            _ => Ok(false),
        }
    }
}