[mips][microMIPS] Extending size reduction pass with LWP and SWP
The patch extends size reduction pass for MicroMIPS.
It introduces reduction of two instructions into one instruction:
Two SW instructions are transformed into one SWP instrucition.
Two LW instructions are transformed into one LWP instrucition.
Differential Revision: https://reviews.llvm.org/D39115
zjovanovic Jun 13 2018, 5:51 AM
- Differential Revision
- D39115: [MIPS][MicroMIPS] Extending size reduction pass with LWP and SWP
- rL334594: Improve handling of COPY instructions with identical value numbers