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4 Commits

Author SHA1 Message Date
Tom Stellard 1f520e5c98 AMDGPU/SI: Use the hazard recognizer to break SMEM soft clauses 
Summary:
Add support for detecting hazards in SMEM soft clauses, so that we only
break the clauses when necessary, either by adding s_nop or re-ordering
other alu instructions.

Reviewers: arsenm

Subscribers: arsenm, llvm-commits

Differential Revision: http://reviews.llvm.org/D18870

llvm-svn: 268260
 2016-05-02 17:39:06 +00:00
Tom Stellard a27007eb4f 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
 2016-05-02 16:23:09 +00:00
Aaron Ballman 5c190d056d Silence unused variable warnings; NFC. 
llvm-svn: 268234
 2016-05-02 14:48:03 +00:00
Tom Stellard cb6ba62d6f 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
 2016-04-30 00:23:06 +00:00