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| author | Dan Gohman <gohman@apple.com> | 2010-04-22 20:50:43 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-04-22 20:50:43 +0000 |
| commit | 9c675f14c1288f99692e4906ea4c8a434ac4d693 (patch) | |
| tree | 73124c68c69769deccf31583adbf543e8dcfc3c6 | |
| parent | 009364ebcfa6875d7550c2eb3178f059f8e626b5 (diff) | |
Add a blurb about the new LSR.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102126 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | docs/ReleaseNotes.html | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/docs/ReleaseNotes.html b/docs/ReleaseNotes.html index f7d6666898..82038c1143 100644 --- a/docs/ReleaseNotes.html +++ b/docs/ReleaseNotes.html @@ -657,7 +657,8 @@ it run faster:</p> understand assembly files. This is wired up in llvm-gcc and clang to the <tt>-fverbose-asm</tt> option.</li> -<li>New LSR with "full strength reduction" mode. FIXME: Description?</li> +<li>New LSR with "full strength reduction" mode, which can reduce address + register pressure in loops where address generation is important.</li> <li>A new codegen level Common Subexpression Elimination pass (MachineCSE) is available and enabled by default. It catches redundancies exposed by |