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start using locals

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This commit is contained in:
Torsten Ruger 2014-05-21 19:06:21 +03:00
parent 847a486288
commit 570b6db659
1 changed files with 4 additions and 4 deletions
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8
lib/core/kernel.rb
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@ -37,7 +37,7 @@ module Core
buffer = Vm::StringConstant.new(" ") # create a buffer buffer = Vm::StringConstant.new(" ") # create a buffer
context.program.add_object buffer # and save it (function local variable: a no no) context.program.add_object buffer # and save it (function local variable: a no no)
int = putint_function.args.first int = putint_function.args.first
moved_int = Vm::Integer.new(1) moved_int = putint_function.new_local
utoa = context.program.get_or_create_function(:utoa) utoa = context.program.get_or_create_function(:utoa)
b = putint_function.body b = putint_function.body
b.mov( moved_int , int ) #move arg up b.mov( moved_int , int ) #move arg up
@ -62,11 +62,11 @@ module Core
utoa_function = Vm::Function.new(:utoa , [Vm::Integer , Vm::Integer ] , Vm::Integer ) utoa_function = Vm::Function.new(:utoa , [Vm::Integer , Vm::Integer ] , Vm::Integer )
str_addr = utoa_function.args[0] str_addr = utoa_function.args[0]
number = utoa_function.args[1] number = utoa_function.args[1]
remainder = Vm::Integer.new( number.register + 1) remainder = utoa_function.new_local
Vm::CMachine.instance.div10( utoa_function.body , number , remainder ) Vm::CMachine.instance.div10( utoa_function.body , number , remainder )
# make char out of digit (by using ascii encoding) 48 == "0" # make char out of digit (by using ascii encoding) 48 == "0"
b = utoa_function.body b = utoa_function.body.scope binding
b.a remainder + 48 => remainder b.remainder = remainder + 48
b.strb( remainder, right: str_addr ) b.strb( remainder, right: str_addr )
b.sub( str_addr, str_addr , 1 ) b.sub( str_addr, str_addr , 1 )
b.cmp( number , 0 ) b.cmp( number , 0 )