I Extension

55 instructions in the I extension.

• add — Integer add
• addi — Add immediate
• addiw — Add immediate word 64
• addw — Add word 64
• and — And
• andi — And immediate
• auipc — Add upper immediate to pc
• beq — Branch if equal
• bge — Branch if greater than or equal
• bgeu — Branch if greater than or equal unsigned
• blt — Branch if less than
• bltu — Branch if less than unsigned
• bne — Branch if not equal
• ebreak — Breakpoint exception
• ecall — Environment call
• fence — Memory ordering fence
• fence.tso — Memory ordering fence, total store ordering
• jal — Jump and link
• jalr — Jump and link register
• lb — Load byte
• lbu — Load byte unsigned
• ld — Load doubleword
• lh — Load halfword
• lhu — Load halfword unsigned
• lui — Load upper immediate
• lw — Load word
• lwu — Load word unsigned 64
• mret — Machine Exception Return
• or — Or
• ori — Or immediate
• sb — Store byte
• sd — Store doubleword
• sh — Store halfword
• sll — Shift left logical
• slli — Shift left logical immediate
• slliw — Shift left logical immediate word 64
• sllw — Shift left logical word 64
• slt — Set on less than
• slti — Set on less than immediate
• sltiu — Set on less than immediate unsigned
• sltu — Set on less than unsigned
• sra — Shift right arithmetic
• srai — Shift right arithmetic immediate
• sraiw — Shift right arithmetic immediate word 64
• sraw — Shift right arithmetic word 64
• srl — Shift right logical
• srli — Shift right logical immediate
• srliw — Shift right logical immediate word 64
• srlw — Shift right logical word 64
• sub — Subtract
• subw — Subtract word 64
• sw — Store word
• wfi — Wait for interrupt
• xor — Exclusive Or
• xori — Exclusive Or immediate