From: simonmar <unknown>
Date: Mon, 11 Apr 2005 08:52:47 +0000 (+0000)
Subject: [project @ 2005-04-11 08:52:47 by simonmar]
X-Git-Tag: Initial_conversion_from_CVS_complete~766
X-Git-Url: http://git.megacz.com/?a=commitdiff_plain;h=28b505a696acf289ff0986d0335ea0923a1de6d2;p=ghc-hetmet.git

[project @ 2005-04-11 08:52:47 by simonmar]
Add a Todo
---

diff --git a/ghc/compiler/nativeGen/AsmCodeGen.lhs b/ghc/compiler/nativeGen/AsmCodeGen.lhs
index 2675a26..cb2d4f7 100644
--- a/ghc/compiler/nativeGen/AsmCodeGen.lhs
+++ b/ghc/compiler/nativeGen/AsmCodeGen.lhs
@@ -379,6 +379,9 @@ Ideas for other things we could do (ToDo):
 
   - shortcut jumps-to-jumps
   - eliminate dead code blocks
+  - simple CSE: if an expr is assigned to a temp, then replace later occs of
+    that expr with the temp, until the expr is no longer valid (can push through
+    temp assignments, and certain assigns to mem...)
 -}
 
 cmmToCmm :: CmmTop -> (CmmTop, [CLabel])