Module fuel_asm::op

Definitions and implementations for each unique instruction type, one for each unique Opcode variant.

Structs

• ADD
  Adds two registers.
• ADDI
  Adds a register and an immediate value.
• ALOC
  Allocate a number of bytes from the heap.
• AND
  Bitwise ANDs two registers.
• ANDI
  Bitwise ANDs a register and an immediate value.
• BAL
  Get the balance of contract of an asset ID.
• BHEI
  Get current block height.
• BHSH
  Get block header hash for height.
• BURN
  Burn coins of the current contract’s asset ID.
• CALL
  Call a contract.
• CB
  Get current block proposer’s address.
• CCP
  Copy contract code for a contract.
• CFEI
  Extend the current call frame’s stack by an immediate value.
• CFSI
  Shrink the current call frame’s stack by an immediate value.
• CROO
  Get code root of a contract.
• CSIZ
  Get code size of a contract.
• DIV
  Divides two registers.
• DIVI
  Divides a register and an immediate value.
• ECR
  The 64-byte public key (x, y) recovered from 64-byte signature on 32-byte message.
• EQ
  Compares two registers for equality.
• EXP
  Raises one register to the power of another.
• EXPI
  Raises one register to the power of an immediate value.
• FLAG
  Set flag register to a register.
• GM
  Get metadata from memory.
• GT
  Compares two registers for greater-than.
• GTF
  Get transaction fields.
• JI
  Jump.
• JMP
  Dynamic jump.
• JNE
  Conditional dynamic jump.
• JNEI
  Conditional jump.
• JNZI
  Conditional jump against zero.
• K256
  The keccak-256 hash of a slice.
• LB
  A byte is loaded from the specified address offset by an immediate value.
• LDC
  Load a contract’s code as executable.
• LOG
  Log an event.
• LOGD
  Log data.
• LT
  Compares two registers for less-than.
• LW
  A word is loaded from the specified address offset by an immediate value.
• MCL
  Clear a variable number of bytes in memory.
• MCLI
  Clear an immediate number of bytes in memory.
• MCP
  Copy a variable number of bytes in memory.
• MCPI
  Copy an immediate number of bytes in memory.
• MEQ
  Compare bytes in memory.
• MINT
  Mint coins of the current contract’s asset ID.
• MLOG
  The integer logarithm of a register.
• MOD
  Modulo remainder of two registers.
• MODI
  Modulo remainder of a register and an immediate value.
• MOVE
  Copy from one register to another.
• MOVI
  Copy immediate value into a register
• MROO
  The integer root of a register.
• MUL
  Multiplies two registers.
• MULI
  Multiplies a register and an immediate value.
• NOOP
  Performs no operation.
• NOT
  Bitwise NOT a register.
• OR
  Bitwise ORs two registers.
• ORI
  Bitwise ORs a register and an immediate value.
• RET
  Return from context.
• RETD
  Return from context with data.
• RVRT
  Halt execution, reverting state changes and returning a value.
• S256
  The SHA-2-256 hash of a slice.
• SB
  Write the least significant byte of a register to memory.
• SCWQ
  Clear a series of slots from contract storage.
• SLL
  Left shifts a register by a register.
• SLLI
  Left shifts a register by an immediate value.
• SMO
  Send a message to recipient address with call abi, coins, and output.
• SRL
  Right shifts a register by a register.
• SRLI
  Right shifts a register by an immediate value.
• SRW
  Load a word from contract storage.
• SRWQ
  Load a series of 32 byte slots from contract storage.
• SUB
  Subtracts two registers.
• SUBI
  Subtracts a register and an immediate value.
• SW
  Write a register to memory.
• SWW
  Store a word in contract storage.
• SWWQ
  Store a series of 32 byte slots in contract storage.
• TIME
  Get timestamp of block at given height.
• TR
  Transfer coins to a contract unconditionally.
• TRO
  Transfer coins to a variable output.
• XOR
  Bitwise XORs two registers.
• XORI
  Bitwise XORs a register and an immediate value.

Functions

• add
  Adds two registers.
• addi
  Adds a register and an immediate value.
• aloc
  Allocate a number of bytes from the heap.
• and
  Bitwise ANDs two registers.
• andi
  Bitwise ANDs a register and an immediate value.
• bal
  Get the balance of contract of an asset ID.
• bhei
  Get current block height.
• bhsh
  Get block header hash for height.
• burn
  Burn coins of the current contract’s asset ID.
• call
  Call a contract.
• cb
  Get current block proposer’s address.
• ccp
  Copy contract code for a contract.
• cfei
  Extend the current call frame’s stack by an immediate value.
• cfsi
  Shrink the current call frame’s stack by an immediate value.
• croo
  Get code root of a contract.
• csiz
  Get code size of a contract.
• div
  Divides two registers.
• divi
  Divides a register and an immediate value.
• ecr
  The 64-byte public key (x, y) recovered from 64-byte signature on 32-byte message.
• eq
  Compares two registers for equality.
• exp
  Raises one register to the power of another.
• expi
  Raises one register to the power of an immediate value.
• flag
  Set flag register to a register.
• gm
  Get metadata from memory.
• gm_args
  Construct a GM instruction from its arguments.
• gt
  Compares two registers for greater-than.
• gtf
  Get transaction fields.
• gtf_args
  Construct a GM instruction from its arguments.
• ji
  Jump.
• jmp
  Dynamic jump.
• jne
  Conditional dynamic jump.
• jnei
  Conditional jump.
• jnzi
  Conditional jump against zero.
• k256
  The keccak-256 hash of a slice.
• lb
  A byte is loaded from the specified address offset by an immediate value.
• ldc
  Load a contract’s code as executable.
• log
  Log an event.
• logd
  Log data.
• lt
  Compares two registers for less-than.
• lw
  A word is loaded from the specified address offset by an immediate value.
• mcl
  Clear a variable number of bytes in memory.
• mcli
  Clear an immediate number of bytes in memory.
• mcp
  Copy a variable number of bytes in memory.
• mcpi
  Copy an immediate number of bytes in memory.
• meq
  Compare bytes in memory.
• mint
  Mint coins of the current contract’s asset ID.
• mlog
  The integer logarithm of a register.
• mod_
  Modulo remainder of two registers.
• modi
  Modulo remainder of a register and an immediate value.
• move_
  Copy from one register to another.
• movi
  Copy immediate value into a register
• mroo
  The integer root of a register.
• mul
  Multiplies two registers.
• muli
  Multiplies a register and an immediate value.
• noop
  Performs no operation.
• not
  Bitwise NOT a register.
• or
  Bitwise ORs two registers.
• ori
  Bitwise ORs a register and an immediate value.
• ret
  Return from context.
• retd
  Return from context with data.
• rvrt
  Halt execution, reverting state changes and returning a value.
• s256
  The SHA-2-256 hash of a slice.
• sb
  Write the least significant byte of a register to memory.
• scwq
  Clear a series of slots from contract storage.
• sll
  Left shifts a register by a register.
• slli
  Left shifts a register by an immediate value.
• smo
  Send a message to recipient address with call abi, coins, and output.
• srl
  Right shifts a register by a register.
• srli
  Right shifts a register by an immediate value.
• srw
  Load a word from contract storage.
• srwq
  Load a series of 32 byte slots from contract storage.
• sub
  Subtracts two registers.
• subi
  Subtracts a register and an immediate value.
• sw
  Write a register to memory.
• sww
  Store a word in contract storage.
• swwq
  Store a series of 32 byte slots in contract storage.
• time
  Get timestamp of block at given height.
• tr
  Transfer coins to a contract unconditionally.
• tro
  Transfer coins to a variable output.
• xor
  Bitwise XORs two registers.
• xori
  Bitwise XORs a register and an immediate value.