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function now returns locals, not free registers

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This commit is contained in:
Torsten Ruger
2014-05-21 16:42:36 +03:00
parent e1f889fd10
commit 2df2dcc528
7 changed files with 22 additions and 26 deletions
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7
lib/ast/operator_expressions.rb
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@ -25,8 +25,7 @@ module Ast
if( l_val ) #variable existed, move data there
l_val = l_val.move( into , r_val)
else
next_register = context.function.next_register
l_val = Vm::Integer.new(next_register).load( into , r_val )
l_val = context.function.new_local.load( into , r_val )
end
context.locals[left.name] = l_val
return l_val
@ -38,12 +37,12 @@ module Ast
when ">"
code = l_val.less_or_equal into , r_val
when "+"
res = Vm::Integer.new(context.function.next_register)
res = context.function.new_local
into.add_code res.is l_val + r_val
# code = res.plus into , l_val , r_val
code = res
when "-"
res = Vm::Integer.new(context.function.next_register)
res = context.function.new_local
code = res.minus into , l_val , r_val
else
raise "unimplemented operator #{operator} #{self}"