[PATCH] D55323: [mips][micrompis] Emit 16bit NOPs by default

[Aleksandar Beserminji via Phabricator via llvm-commits]

abeserminji created this revision.
abeserminji added reviewers: petarj, atanasyan.
Herald added subscribers: jrtc27, arichardson, sdardis.

Currently in microMIPS we emit 32bit nops. 
This patch changes that, and 16bit nops are emitted instead.
32bit nops are still used in delay slots where necessary.


Repository:
  rL LLVM

https://reviews.llvm.org/D55323

Files:
  lib/Target/Mips/AsmParser/MipsAsmParser.cpp
  lib/Target/Mips/MCTargetDesc/MipsTargetStreamer.cpp
  test/MC/Mips/micromips-branch-fixup.s
  test/MC/Mips/micromips-branch-instructions.s
  test/MC/Mips/micromips-el-fixup-data.s
  test/MC/Mips/micromips-jump-instructions.s
  test/MC/Mips/micromips-tailr.s

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