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Issue
23600058:
Thumb2 Backend: Arithmetic instruction encoding methods
DescriptionThumb2 Backend: Arithmetic instruction encoding methods
This patch defines methods to encode arithmetic instructions.
Each method checks the constraints to emit a 16-bit instruction if possible, otherwise a 32-bit instruction is emitted.
This is the 4th patch for the Thumb2 Backend.
Previous patch: https://codereview.chromium.org/23766038/
Next patch: https://codereview.chromium.org/23530065/
BUG=none
TEST=none
Patch Set 1 #Patch Set 2 : #
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