* - alias of a listed opcode
(?) - uncertain if actually a working opcode or not

(amp/fil/pitch)eg_attack_curveccN
(amp/fil/pitch)eg_delay_curveccN
(amp/fil/pitch)eg_release_curveccN
(amp/fil/pitch)eg_start_curveccN
hint_load_method
loop_end_offset
hint_max_channels
hint_min_samplerate
user_labelN
display_mode_ccN
display_format_ccN
display_offset_ccN
display_factor_ccN
drive_shape
drive_shape_onccN
sample_config
rt_decayN
rt_decayN_time
sample_dyn_param
sample_const_param
pitch_icurvecc (?)
sample_dyn_paramN
eqNbw
eqNgain
loop_start_curveccN
loop_length_curveccN
slice (?)
offset_curveccN
offset_mode
pitch_curveccN
fil_gain_ccN*
fil_gain_random
fil_gain_chanaft
fil_gain_polyaft
fil_gain_smoothccN
fil_gain_stepccN
fil_gain_curveccN
fil2_gain_ccN*
fil2_gain_random
fil2_gain_chanaft
fil2_gain_polyaft
fil2_gain_smoothccN
fil2_gain_stepccN
fil2_gain_curveccN

trigger=legato_high
trigger=legato_low
trigger=legato_last
trigger=legato_high