Matt Arsenault
81a9bfe915
Enable FeatureFlatForGlobal on Volcanic Islands
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This switches to the workaround that HSA defaults to
for the mesa path.
This should be applied to the 4.0 branch.
Patch by Vedran Miletić <vedran@miletic.net>
llvm-svn: 292982
2017-01-24 22:02:15 +00:00
Tom Stellard
42afa7429f
AMDGPU : Add S_SETREG instructions to fix fdiv precision issues.
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Patch By: Wei Ding
Summary: This patch fixes the fdiv precision issues.
Reviewers: b-sumner, cfang, wdng, arsenm
Subscribers: kzhuravl, nhaehnle, yaxunl, tony-tye
Differential Revision: https://reviews.llvm.org/D26424
llvm-svn: 288879
2016-12-07 02:42:15 +00:00
Matt Arsenault
75622c9e16
AMDGPU: Change fdiv lowering based on !fpmath metadata
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If 2.5 ulp is acceptable, denormals are not required, and
isn't a reciprocal which will already be handled, replace
with a faster fdiv.
Simplify the lowering tests by using per function
subtarget features.
llvm-svn: 276051
2016-07-19 23:16:53 +00:00
Matt Arsenault
22db17c876
AMDGPU: Fix fdiv lowering when f32 denormals supported
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Also fix test not actually using function labels.
llvm-svn: 274969
2016-07-09 07:48:11 +00:00
Wei Ding
2bbde20e67
AMDGPU/SI: Fix 32-bit fdiv lowering
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We were using the fast fdiv lowering for all division, implementation of
IEEE754 fdiv is added.
http://reviews.llvm.org/D20557
llvm-svn: 272292
2016-06-09 19:17:15 +00:00
Eric Christopher
d5bd140a4f
Revert "Differential Revision: http://reviews.llvm.org/D20557 "
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Author: Wei Ding <wei.ding2@amd.com>
Date: Tue Jun 7 19:04:44 2016 +0000
Differential Revision: http://reviews.llvm.org/D20557
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@272044
91177308-0d34-0410-b5e6-96231b3b80d8
as it was breaking the bots.
This reverts commit r272044.
llvm-svn: 272056
2016-06-07 20:27:12 +00:00
Wei Ding
f737e3726e
Differential Revision: http://reviews.llvm.org/D20557
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llvm-svn: 272044
2016-06-07 19:04:44 +00:00
Matt Arsenault
11d5c00a30
AMDGPU: Run r600 tests last
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llvm-svn: 268672
2016-05-05 20:07:37 +00:00
Tom Stellard
3f1708598e
R600 -> AMDGPU rename
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llvm-svn: 239657
2015-06-13 03:28:10 +00:00
