CmP

Make first operand floating-point by multiplying 1.0 by it, that way all calculations will be with floating-point values and you will get approximate result.
mpy = 1.0 * tonumber(input[1]) * tonumber(input1[1])

This merely means that GG hasn't correctly identified that libraries belong to the application, process of which is selected. It doesn't affect anything other than how GG classifies the regions. The regions can still be found manually and from script just fine without relying on region being classified as "Xa", "Cd", etc.

There are 12 bits in the instruction that are used for encoding offset from PC in bytes, so the limit is from -4095 to 4095.
Reference: https://developer.arm.com/documentation/ddi0406/cb/Application-Level-Architecture/Instruction-Details/Alphabetical-list-of-instructions/LDR--literal-?lang=en