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4 Commits

Author SHA1 Message Date
Nicolai Haehnle 5a995664f0 AMDGPU: Fix a corner case crash in SIOptimizeExecMasking 
Summary:
See the new test case; this is really unlikely to happen with real code,
but I ran into this while attempting to bugpoint-reduce a different issue.

Change-Id: I9ade1dc1aa8fd9c4d9fc83661d7b80e310b5c4a6

Reviewers: arsenm, rampitec

Subscribers: kzhuravl, wdng, yaxunl, dstuttard, tpr, t-tye, llvm-commits

Differential Revision: https://reviews.llvm.org/D45885

llvm-svn: 330585
 2018-04-23 13:05:50 +00:00
Matt Arsenault 84445dd13c AMDGPU: Use gfx9 carry-less add/sub instructions 
llvm-svn: 319491
 2017-11-30 22:51:26 +00:00
Dmitry Preobrazhensky a0342dc9eb [AMDGPU][MC][GFX8][GFX9] Corrected names of integer v_{add/addc/sub/subrev/subb/subbrev} 
See bug 34765: https://bugs.llvm.org//show_bug.cgi?id=34765

Reviewers: tamazov, SamWot, arsenm, vpykhtin

Differential Revision: https://reviews.llvm.org/D40088

llvm-svn: 318675
 2017-11-20 18:24:21 +00:00
Marek Olsak 2d82590f64 AMDGPU: Add new amdgcn.init.exec intrinsics 
v2: More tests, bug fixes, cosmetic changes.

Subscribers: arsenm, kzhuravl, wdng, nhaehnle, yaxunl, dstuttard, tpr, llvm-commits, t-tye

Differential Revision: https://reviews.llvm.org/D31762

llvm-svn: 301677
 2017-04-28 20:21:58 +00:00