From: Eli Friedman <eli.friedman@gmail.com>
Date: Tue, 21 Jul 2009 20:05:43 +0000 (+0000)
Subject: Remove a couple of already-implemented notes.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=58bb61ae949a3b7197e6c014dcd469dc2fbbd020;p=oota-llvm.git

Remove a couple of already-implemented notes.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76631 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/README.txt b/lib/Target/README.txt
index be7bb3a53ec..559835e8b54 100644
--- a/lib/Target/README.txt
+++ b/lib/Target/README.txt
@@ -197,13 +197,6 @@ _bar:   addic r3,r3,-1
 
 //===---------------------------------------------------------------------===//
 
-Legalize should lower ctlz like this:
-  ctlz(x) = popcnt((x-1) & ~x)
-
-on targets that have popcnt but not ctlz.  itanium, what else?
-
-//===---------------------------------------------------------------------===//
-
 quantum_sigma_x in 462.libquantum contains the following loop:
 
       for(i=0; i<reg->size; i++)
@@ -335,11 +328,6 @@ when it is declared U32.
 
 //===---------------------------------------------------------------------===//
 
-Promote for i32 bswap can use i64 bswap + shr.  Useful on targets with 64-bit
-regs and bswap, like itanium.
-
-//===---------------------------------------------------------------------===//
-
 LSR should know what GPR types a target has.  This code:
 
 volatile short X, Y; // globals