[PATCH] D20308: [SystemZ] Fix register ordering for BinaryRRF instructions

[Zhan Jun Liau via llvm-commits]

zhanjunl created this revision.
zhanjunl added reviewers: uweigand, kbarton.
zhanjunl added a subscriber: llvm-commits.

The ordering of registers in BinaryRRF instructions are wrong, and affects the copysign instruction (CPSDR). This results in the wrong magnitude and sign being set.

http://reviews.llvm.org/D20308

Files:
  lib/Target/SystemZ/SystemZInstrFormats.td
  test/CodeGen/SystemZ/fp-copysign-01.ll

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