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positioning code by setting first method code

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codes will initial (and on reset) propagate the whole chain
This commit is contained in:
Torsten Ruger
2018-05-13 15:28:10 +03:00
parent 7ad36380c2
commit 39902401b9
8 changed files with 88 additions and 32 deletions
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17
lib/risc/machine.rb
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@ -91,7 +91,6 @@ module Risc
# want to have the objects first in the executable
objects.each do | id , objekt|
next if objekt.is_a?( Parfait::BinaryCode) or objekt.is_a?( Risc::Label )
next if objekt.is_a?( Parfait::TypedMethod)
before = at
Position.set(objekt,at)
at += objekt.padded_length
@ -109,16 +108,12 @@ module Risc
# assembly stops throwing errors
def position_code
at = @code_start
objects.each do |id , method|
next unless method.is_a? Parfait::TypedMethod
before = at
Position.set(method,at)
at += method.padded_length
Position.set( method.binary , at , method)
Position.set( method.cpu_instructions, at + 12 , method.binary)
log.debug "Method #{method.name}:#{before.to_s(16)} len: #{(at - before).to_s(16)}"
log.debug "Instructions #{method.cpu_instructions.object_id.to_s(16)}:#{(before+12).to_s(16)}"
end
first_method = Parfait.object_space.types.values.first.methods
before = at
Position.set( first_method.binary , at , first_method)
Position.set( first_method.cpu_instructions, at + 12 , first_method.binary)
log.debug "Method #{first_method.name}:#{before.to_s(16)} len: #{(at - before).to_s(16)}"
log.debug "Instructions #{first_method.cpu_instructions.object_id.to_s(16)}:#{(before+12).to_s(16)}"
at
end