[PATCH] D139455: AMDGPU: Document denormal behavior

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
arsenm added reviewers: AMDGPU, t-tye.
Herald added subscribers: kosarev, kerbowa, tpr, dstuttard, yaxunl, jvesely, kzhuravl.
Herald added a project: All.
arsenm requested review of this revision.
Herald added a subscriber: wdng.
Herald added a project: LLVM.

Not sure this is the right place for it next to the table.


https://reviews.llvm.org/D139455

Files:
  llvm/docs/AMDGPUUsage.rst


Index: llvm/docs/AMDGPUUsage.rst
===================================================================
--- llvm/docs/AMDGPUUsage.rst
+++ llvm/docs/AMDGPUUsage.rst
@@ -4591,6 +4591,10 @@
      FLOAT_DENORM_MODE_FLUSH_NONE           3     No Flush
      ====================================== ===== ==============================
 
+     Denormal flushing is sign respecting. i.e. the behavior expected
+     by ``"denormal-fp-math"="preserve-sign"``. The behavior is
+     undefined with ``"denormal-fp-math"="positive-zero"``
+
 ..
 
   .. table:: System VGPR Work-Item ID Enumeration Values


-------------- next part --------------
A non-text attachment was scrubbed...
Name: D139455.480599.patch
Type: text/x-patch
Size: 590 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20221206/b7e48f13/attachment.bin>