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authorBill Schmidt <wschmidt@linux.vnet.ibm.com>2015-01-12 20:46:43 +0000
committerBill Schmidt <wschmidt@linux.vnet.ibm.com>2015-01-12 20:46:43 +0000
commita2dece27e4c9e82f87f7abec5ce805632e12863c (patch)
tree314c4c67a629982a52af308afd6f591f1320864b /llvm/docs
parent3e7442b6769571360b72e709c26c8534b293acc8 (diff)
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First crack at PowerPC 3.6 release notes
llvm-svn: 225695
Diffstat (limited to 'llvm/docs')
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diff --git a/llvm/docs/ReleaseNotes.rst b/llvm/docs/ReleaseNotes.rst
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@@ -183,7 +183,25 @@ Miscellaneous
Changes to the PowerPC Target
-----------------------------
-During this release ...
+There are numerous improvements to the PowerPC target in this release:
+
+* LLVM now generates the Vector-Scalar eXtension (VSX) instructions from
+ version 2.06 of the Power ISA, for both big- and little-endian targets.
+
+* LLVM now has a POWER8 instruction scheduling description.
+
+* Address Sanitizer (ASAN) support is now fully functional.
+
+* Performance of simple atomic accesses has been greatly improved.
+
+* Atomic fences now use light-weight syncs where possible, again providing
+ significant performance benefit.
+
+* The PowerPC target now supports PIC levels (-fPIC vs. -fpic).
+
+* PPC32 SVR4 now supports small-model PIC.
+
+* There have been many smaller bug fixes and performance improvements.
External Open Source Projects Using LLVM 3.6
============================================
OpenPOWER on IntegriCloud