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|
prelude: |
class TheClass
def initialize
@levar = 1
@v0 = 1
@v1 = 2
@v3 = 3
end
def set_value_loop
# 100k
i = 0
while i < 100_000
# 10 times to de-emphasize loop overhead
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
i += 1
end
end
end
class Generic < Time
def initialize
@levar = 1
@v0 = 1
@v1 = 2
@v3 = 3
end
def set_value_loop
# 100k
i = 0
while i < 100_000
# 10 times to de-emphasize loop overhead
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
i += 1
end
end
end
obj = TheClass.new
gen_obj = Generic.new
class SomeClass
@levar = 1
@v0 = 1
@v1 = 2
@v3 = 3
def self.set_value_loop
# 100k
i = 0
while i < 100_000
# 10 times to de-emphasize loop overhead
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
@levar = i
i += 1
end
end
end
benchmark:
vm_ivar_set_on_instance: |
obj.set_value_loop
vm_ivar_set_on_generic: |
gen_obj.set_value_loop
vm_ivar_set_on_class: |
SomeClass.set_value_loop
loop_count: 100
|
