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Add specialized instructions for loading some locals.

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Not having to decode a separate arg byte improves some benchmarks:

binary_trees - wren           ..........  3094  0.32s  101.95% relative to baseline
delta_blue - wren             ..........  6555  0.15s  101.05% relative to baseline
fib - wren                    ..........  2326  0.43s  107.32% relative to baseline
for - wren                    ..........  6183  0.16s  102.81% relative to baseline
method_call - wren            ..........  4746  0.21s  105.97% relative to baseline
This commit is contained in:
Bob Nystrom
2014-12-06 19:59:11 -08:00
parent a94dfdac10
commit ac67386208
5 changed files with 174 additions and 34 deletions
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65
doc/instruction counts.txt Normal file
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This is the number of times each instruction was executed when running the
delta_blue benchmark:
3753021 CODE_LOAD_LOCAL
2233991 CODE_RETURN
2151580 CODE_LOAD_FIELD_THIS
2121398 CODE_CALL_1
1827535 CODE_CALL_0
1328364 CODE_POP
1136064 CODE_JUMP_IF
715071 CODE_LOAD_GLOBAL
428374 CODE_STORE_FIELD_THIS
424999 CODE_NULL
355344 CODE_STORE_LOCAL
341762 CODE_LOOP
118855 CODE_CONSTANT
93048 CODE_CALL_2
75280 CODE_AND
59920 CODE_JUMP
16842 CODE_LIST
16660 CODE_TRUE
10040 CODE_OR
8200 CODE_LOAD_UPVALUE
8140 CODE_SUPER_1
6540 CODE_FALSE
6076 CODE_STORE_GLOBAL
4000 CODE_SUPER_3
2020 CODE_SUPER_2
2000 CODE_SUPER_0
2000 CODE_CALL_5
2000 CODE_CALL_3
160 CODE_CLOSURE
74 CODE_METHOD_INSTANCE
11 CODE_CLASS
4 CODE_METHOD_STATIC
0 CODE_SUPER_9
0 CODE_SUPER_8
0 CODE_SUPER_7
0 CODE_SUPER_6
0 CODE_SUPER_5
0 CODE_SUPER_4
0 CODE_SUPER_16
0 CODE_SUPER_15
0 CODE_SUPER_14
0 CODE_SUPER_13
0 CODE_SUPER_12
0 CODE_SUPER_11
0 CODE_SUPER_10
0 CODE_STORE_UPVALUE
0 CODE_STORE_FIELD
0 CODE_LOAD_FIELD
0 CODE_IS
0 CODE_CLOSE_UPVALUE
0 CODE_CALL_9
0 CODE_CALL_8
0 CODE_CALL_7
0 CODE_CALL_6
0 CODE_CALL_4
0 CODE_CALL_16
0 CODE_CALL_15
0 CODE_CALL_14
0 CODE_CALL_13
0 CODE_CALL_12
0 CODE_CALL_11
0 CODE_CALL_10