Add note about nuking Instruction::neg

llvm-svn: 146
2001-07-07 08:33:39 +00:00 · 2001-07-07 08:33:39 +00:00 · 54292f3557
parent e325a04f5e
commit 54292f3557
1 changed files with 1 additions and 0 deletions
--- a/llvm/docs/ChrisNotes.txt
+++ b/llvm/docs/ChrisNotes.txt
@ -1,3 +1,4 @@
+* Remove Neg instruction.  It is equilivent to sub 0, <v>
 * Fix DCE to elminate br <c>, %L1, %L1 so that it can optimize the main of
  fib.ll better.  Currently I have to do this to get best results:
     as < fib.ll | opt -inline -sccp -dce -sccp -dce |dis