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Hardcode bytecode length in interpreter loop #56

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merged 1 commit into from
Mar 1, 2024
Merged

Hardcode bytecode length in interpreter loop #56

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144 changes: 74 additions & 70 deletions src/som/interpreter/bc/bytecodes.py
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Original file line number Diff line number Diff line change
@@ -1,5 +1,9 @@
from rlib import jit

LEN_NO_ARGS = 1
LEN_ONE_ARG = 2
LEN_TWO_ARGS = 3


class Bytecodes(object):
# Bytecodes used by the Simple Object Machine (SOM)
Expand Down Expand Up @@ -196,77 +200,77 @@ def is_one_of(bytecode, candidates):
]

_BYTECODE_LENGTH = [
1, # halt
1, # dup
3, # push_frame
3, # push_frame_0
3, # push_frame_1
3, # push_frame_2
3, # push_inner
3, # push_inner_0
3, # push_inner_1
3, # push_inner_2
3, # push_field
1, # push_field_0
1, # push_field_1
2, # push_block
2, # push_block_no_ctx
2, # push_constant
1, # push_constant_0
1, # push_constant_1
1, # push_constant_2
1, # push_0
1, # push_1
1, # push_nil
2, # push_global
1, # pop
3, # pop_frame
3, # pop_frame_0
3, # pop_frame_1
3, # pop_frame_2
3, # pop_inner
3, # pop_inner_0
3, # pop_inner_1
3, # pop_inner_2
3, # pop_field
1, # pop_field_0
1, # pop_field_1
2, # send_1
2, # send_2
2, # send_3
2, # send_n
2, # super_send
1, # return_local
2, # return_non_local
1, # return_self
1, # return_field_0
1, # return_field_1
1, # return_field_2
1, # inc
1, # dec
3, # inc_field
3, # inc_field_push
3, # jump
3, # jump_on_true_top_nil
3, # jump_on_false_top_nil
3, # jump_on_true_pop
3, # jump_on_false_pop
3, # jump_backward
3, # jump2
3, # jump2_on_true_top_nil
3, # jump2_on_false_top_nil
3, # jump2_on_true_pop
3, # jump2_on_false_pop
3, # jump2_backward
2, # q_super_send_1
2, # q_super_send_2
2, # q_super_send_3
2, # q_super_send_n
LEN_NO_ARGS, # halt
LEN_NO_ARGS, # dup
LEN_TWO_ARGS, # push_frame
LEN_TWO_ARGS, # push_frame_0
LEN_TWO_ARGS, # push_frame_1
LEN_TWO_ARGS, # push_frame_2
LEN_TWO_ARGS, # push_inner
LEN_TWO_ARGS, # push_inner_0
LEN_TWO_ARGS, # push_inner_1
LEN_TWO_ARGS, # push_inner_2
LEN_TWO_ARGS, # push_field
LEN_NO_ARGS, # push_field_0
LEN_NO_ARGS, # push_field_1
LEN_ONE_ARG, # push_block
LEN_ONE_ARG, # push_block_no_ctx
LEN_ONE_ARG, # push_constant
LEN_NO_ARGS, # push_constant_0
LEN_NO_ARGS, # push_constant_1
LEN_NO_ARGS, # push_constant_2
LEN_NO_ARGS, # push_0
LEN_NO_ARGS, # push_1
LEN_NO_ARGS, # push_nil
LEN_ONE_ARG, # push_global
LEN_NO_ARGS, # pop
LEN_TWO_ARGS, # pop_frame
LEN_TWO_ARGS, # pop_frame_0
LEN_TWO_ARGS, # pop_frame_1
LEN_TWO_ARGS, # pop_frame_2
LEN_TWO_ARGS, # pop_inner
LEN_TWO_ARGS, # pop_inner_0
LEN_TWO_ARGS, # pop_inner_1
LEN_TWO_ARGS, # pop_inner_2
LEN_TWO_ARGS, # pop_field
LEN_NO_ARGS, # pop_field_0
LEN_NO_ARGS, # pop_field_1
LEN_ONE_ARG, # send_1
LEN_ONE_ARG, # send_2
LEN_ONE_ARG, # send_3
LEN_ONE_ARG, # send_n
LEN_ONE_ARG, # super_send
LEN_NO_ARGS, # return_local
LEN_ONE_ARG, # return_non_local
LEN_NO_ARGS, # return_self
LEN_NO_ARGS, # return_field_0
LEN_NO_ARGS, # return_field_1
LEN_NO_ARGS, # return_field_2
LEN_NO_ARGS, # inc
LEN_NO_ARGS, # dec
LEN_TWO_ARGS, # inc_field
LEN_TWO_ARGS, # inc_field_push
LEN_TWO_ARGS, # jump
LEN_TWO_ARGS, # jump_on_true_top_nil
LEN_TWO_ARGS, # jump_on_false_top_nil
LEN_TWO_ARGS, # jump_on_true_pop
LEN_TWO_ARGS, # jump_on_false_pop
LEN_TWO_ARGS, # jump_backward
LEN_TWO_ARGS, # jump2
LEN_TWO_ARGS, # jump2_on_true_top_nil
LEN_TWO_ARGS, # jump2_on_false_top_nil
LEN_TWO_ARGS, # jump2_on_true_pop
LEN_TWO_ARGS, # jump2_on_false_pop
LEN_TWO_ARGS, # jump2_backward
LEN_ONE_ARG, # q_super_send_1
LEN_ONE_ARG, # q_super_send_2
LEN_ONE_ARG, # q_super_send_3
LEN_ONE_ARG, # q_super_send_n
# rewritten on first use
3, # push_local
3, # push_argument
3, # pop_local
3, # pop_argument
LEN_TWO_ARGS, # push_local
LEN_TWO_ARGS, # push_argument
LEN_TWO_ARGS, # pop_local
LEN_TWO_ARGS, # pop_argument
]


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