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Add .cfi ops if EABI.
Thumbify.
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For Thumb, use naive version
Add END(memcpy)
Add .cfi for __ARM_EABI__
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For EABI, add .cfi ops
teq -> cmp
ip -> r2
add/sub -> adds/subs
(thumbify part 1)
Change previous use of r2 to r3
Use ip as a temporary
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ip -> r2
teq -> cmp
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ip -> r2
teq -> cmp
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Add END()
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Add END() and clarify thumb/arm
make sure u_int is defined
Add cfi ops.
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