From 92c06a01de63a94476f956101a28828c3f55adee Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Sat, 29 Dec 2007 01:05:01 +0000 Subject: [PATCH] expand note. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45393 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/README.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/lib/Target/README.txt b/lib/Target/README.txt index 2ef77cb8d30..1f7b3c8cd06 100644 --- a/lib/Target/README.txt +++ b/lib/Target/README.txt @@ -512,6 +512,10 @@ better to sink the picbase computation down into the block for the assertion, as it is the only one that uses it. This happens for a lot of code with early outs. +Another example is loads of arguments, which are usually emitted into the +entry block on targets like x86. If not used in all paths through a +function, they should be sunk into the ones that do. + In this case, whole-function-isel would also handle this. //===---------------------------------------------------------------------===// -- 2.34.1