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CP3BT26
RETX Return from exception
PUSH imm, Rsrc, RA Push “imm” number of registers on user stack, starting
with Rsrc and possibly including RA
POP imm, Rdest, RA Restore “imm” number of registers from user stack,
starting with Rdest and possibly including RA
POPRET imm, Rdest, RA Restore registers (similar to POP) and JUMP RA
LOADi disp(Rbase), Rdest Load (register relative)
abs, Rdest Load (absolute)
(Rindex)abs, Rdest Load (absolute index relative)
(Rindex)disp(RPbasex), Rdest Load (register relative index)
disp(RPbase), Rdest Load (register pair relative)
LOADD disp(Rbase), Rdest Load (register relative)
abs, Rdest Load (absolute)
(Rindex)abs, Rdest Load (absolute index relative)
(Rindex)disp(RPbasex), Rdest Load (register pair relative index)
disp(RPbase), Rdest Load (register pair relative)
STORi Rsrc, disp(Rbase) Store (register relative)
Rsrc, disp(RPbase) Store (register pair relative)
Rsrc, abs Store (absolute)
Rsrc, (Rindex)disp(RPbasex) Store (register pair relative index)
Rsrc, (Rindex)abs Store (absolute index)
STORD RPsrc, disp(Rbase) Store (register relative)
RPsrc, disp(RPbase) Store (register pair relative)
RPsrc, abs Store (absolute)
RPsrc, (Rindex)disp(RPbasex) Store (register pair index relative)
RPsrc, (Rindex)abs Store (absolute index relative)
STOR IMM imm4, disp(Rbase) Store unsigned 4-bit immediate value extended to operand
length in memory
imm4, disp(RPbase)
imm4, (Rindex)disp(RPbasex)
imm4, abs
imm4, (Rindex)abs
LOADM imm3 Load 1 to 8 registers (R2-R5, R8-R11) from memory
starting at (R0)
LOADMP imm3 Load 1 to 8 registers (R2-R5, R8-R11) from memory
starting at (R1, R0)
STORM STORM imm3 Store 1 to 8 registers (R2-R5, R8-R11) to memory starting
at (R2)
Table 5 Instruction Set Summary
Mnemonic Operands Description