From ffff6175ef7e034841afea3f53b8d6314aa2f9ab Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Sun, 23 Oct 2005 21:44:59 +0000 Subject: [PATCH] add a note that Nate mentioned last week git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23898 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/X86/README.txt | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/lib/Target/X86/README.txt b/lib/Target/X86/README.txt index 31a36b9cfc5..354439bfdb0 100644 --- a/lib/Target/X86/README.txt +++ b/lib/Target/X86/README.txt @@ -68,3 +68,8 @@ http://gcc.gnu.org/ml/gcc-patches/2004-09/msg01136.html Another useful one would be ~0ULL >> X and ~0ULL << X. +//===---------------------------------------------------------------------===// + +Should support emission of the bswap instruction, probably by adding a new +DAG node for byte swapping. Also useful on PPC which has byte-swapping loads. + -- 2.34.1