aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorChris Lattner <sabre@nondot.org>2007-02-13 21:44:43 +0000
committerChris Lattner <sabre@nondot.org>2007-02-13 21:44:43 +0000
commit36e37d29441c3f7b51259690e7aa5bc20834445e (patch)
tree938a643fbc0ee2e72f5c269c5989d8f80da5dc0b
parent4060296cf8b8126beeab2167da7be840cc75b0f4 (diff)
add a note
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34249 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--lib/Target/README.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Target/README.txt b/lib/Target/README.txt
index 2f6ecfacd1..8cead8e3f0 100644
--- a/lib/Target/README.txt
+++ b/lib/Target/README.txt
@@ -415,3 +415,7 @@ 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.
+
+//===---------------------------------------------------------------------===//