AMDGPU/SI: Use hazard recognizer to detect DPP hazards

Reviewers: arsenm

Subscribers: arsenm, llvm-commits

Differential Revision: http://reviews.llvm.org/D18603

llvm-svn: 268247

Silence unused variable warnings; NFC.

llvm-svn: 268234

AMDGPU/SI: Enable the post-ra scheduler

Summary:
This includes a hazard recognizer implementation to replace some of
the hazard handling we had during frame index elimination.

Reviewers: arsenm

Su

AMDGPU/SI: Enable the post-ra scheduler

Summary:
This includes a hazard recognizer implementation to replace some of
the hazard handling we had during frame index elimination.

Reviewers: arsenm

Subscribers: qcolombet, arsenm, llvm-commits

Differential Revision: http://reviews.llvm.org/D18602

llvm-svn: 268143

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