rubyx/lib/mom/macro/div10.rb
Torsten Rüger dced6b12e6 removing builtin as a concept (wip)
the "old" way of generating compilers is now obsolete
we can use ruby code with mom macros to achieve the same
Three step wip
remove old builtin
fix tests (including adding necessary methods)
fixup and inclusion of builtin code to parfait
2019-09-12 13:09:30 +03:00

64 lines
1.5 KiB
Ruby

module Mom
class Div10 < Macro
def to_risc(compiler)
s = "div_10 "
builder = compiler.builder(compiler.source)
integer_tmp = builder.allocate_int
builder.build do
integer_self! << message[:receiver]
integer_self.reduce_int
integer_1! << integer_self
integer_reg! << integer_self
integer_const! << 1
integer_1.op :>> , integer_const
integer_const << 2
integer_reg.op :>> , integer_const
integer_reg.op :+ , integer_1
integer_const << 4
integer_1 << integer_reg
integer_reg.op :>> , integer_1
integer_reg.op :+ , integer_1
integer_const << 8
integer_1 << integer_reg
integer_1.op :>> , integer_const
integer_reg.op :+ , integer_1
integer_const << 16
integer_1 << integer_reg
integer_1.op :>> , integer_const
integer_reg.op :+ , integer_1
integer_const << 3
integer_reg.op :>> , integer_const
integer_const << 10
integer_1 << integer_reg
integer_1.op :* , integer_const
integer_self.op :- , integer_1
integer_1 << integer_self
integer_const << 6
integer_1.op :+ , integer_const
integer_const << 4
integer_1.op :>> , integer_const
integer_reg.op :+ , integer_1
integer_tmp[Parfait::Integer.integer_index] << integer_reg
message[:return_value] << integer_tmp
end
return compiler
end
end
end