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redid div4 with builder

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This commit is contained in:
Torsten Ruger 2018-08-08 12:02:24 +03:00
parent c63e55c2bc
commit 71a7161200
1 changed files with 8 additions and 9 deletions
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17
lib/risc/builtin/integer.rb
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@ -6,16 +6,15 @@ module Risc
include CompileHelper
def div4(context)
source = "div4"
compiler = compiler_for(:Integer,:div4 ,{})
builder = compiler.compiler_builder(compiler.source)
me = builder.add_known( :receiver )
builder.reduce_int( source , me )
two = compiler.use_reg :fixnum , value: 2
builder.add_load_data( source , 2 , two )
builder.add_code Risc.op( source , :>> , me , two)
builder.add_new_int(source,me , two)
builder.add_reg_to_slot( source , two , Risc.message_reg , :return_value)
compiler.compiler_builder(compiler.source).build do
integer << message[:receiver]
integer << integer[Parfait::Integer.integer_index]
integer_reg << 2
integer.op :>> , integer_reg
add_new_int("div4", integer , integer_reg)
message[:return_value] << integer_reg
end
compiler.add_mom( Mom::ReturnSequence.new)
return compiler
end