Avoid breaking vstd when reg_sequence is not used.

[oota-llvm.git] / lib / Target / ARM / README.txt

diff --git a/lib/Target/ARM/README.txt b/lib/Target/ARM/README.txt
index 9efb5a1426a5a87bd4ae5a3b8968efbc03c9a826..85d5ca05913cb6b05b743beb66b483005dee3707 100644 (file)
--- a/lib/Target/ARM/README.txt
+++ b/lib/Target/ARM/README.txt
@@ -10,6 +10,11 @@ Reimplement 'select' in terms of 'SEL'.
 * Implement pre/post increment support.  (e.g. PR935)
 * Implement smarter constant generation for binops with large immediates.
 
+A few ARMv6T2 ops should be pattern matched: BFI, SBFX, and UBFX
+
+Interesting optimization for PIC codegen on arm-linux:
+http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43129
+
 //===---------------------------------------------------------------------===//
 
 Crazy idea:  Consider code that uses lots of 8-bit or 16-bit values.  By the