rename unit and sint to human readable forms

lib/arm/instructions/call_instruction.rb

@@ -67,7 +67,7 @@ module Arm
       # signed 32-bit, condense to 24-bit
       # TODO add check that the value fits into 24 bits
       io << packed[0,3]
-      io.write_uint8 op_bit_code | (COND_CODES[@attributes[:condition_code]] << 4)
+      io.write_unsigned_int_8 op_bit_code | (COND_CODES[@attributes[:condition_code]] << 4)
     end
 
     def handle_swi(io)
@@ -75,7 +75,7 @@ module Arm
       raise "expected literal not #{arg} #{inspect}" unless (arg.is_a?(Numeric))
       packed = [arg].pack('L')[0,3]
       io << packed
-      io.write_uint8 0b1111 | (COND_CODES[@attributes[:condition_code]] << 4)
+      io.write_unsigned_int_8 0b1111 | (COND_CODES[@attributes[:condition_code]] << 4)
     end
 
     def to_s

lib/arm/instructions/compare_instruction.rb

@@ -43,7 +43,7 @@ module Arm
       val |= shift(immediate ,                  12 + 4 + 4  + 1 + 4)
       val |= instruction_code
       val |= condition_code
-      io.write_uint32 val
+      io.write_unsigned_int_32 val
     end
 
     def instuction_class

lib/arm/instructions/logic_instruction.rb

@@ -48,7 +48,7 @@ module Arm
       val |= shift(immediate ,         12 + 4 + 4  + 1 + 4)
       val |= instruction_code
       val |= condition_code
-      io.write_uint32 val
+      io.write_unsigned_int_32 val
       assemble_extra(io)
     end
 

lib/arm/instructions/memory_instruction.rb

@@ -62,7 +62,7 @@ module Arm
       val |= shift(1, 24) #pre_post index , not used
       val |= instruction_code
       val |= condition_code
-      io.write_uint32 val
+      io.write_unsigned_int_32 val
     end
     def get_operand
       return @operand unless  @right

lib/arm/instructions/move_instruction.rb

@@ -56,7 +56,7 @@ module Arm
       val |= shift(immediate ,          12 + 4 + 4  + 1 + 4)
       val |= instruction_code
       val |= condition_code
-      io.write_uint32 val
+      io.write_unsigned_int_32 val
       # by now we have the extra add so assemble that
       @extra.assemble(io) if(@extra) #puts "Assemble extra at #{val.to_s(16)}"
     end

lib/arm/instructions/stack_instruction.rb

@@ -32,7 +32,7 @@ module Arm
       val = val | (pre_post_index <<      16 + 4 + 1 + 1 + 1 + 1)#24
       val = val | instruction_code
       val = val | (cond <<                16 + 4 + 1 + 1 + 1 + 1 + 2 + 2)
-      io.write_uint32 val
+      io.write_unsigned_int_32 val
     end
 
     def cond