commit 3a7718038d1d10b9c961399d8ea9e1ef6fe3e68f
author Simon Pilgrim <llvm-dev@redking.me.uk> Sun Jun 07 18:34:25 2015 +0000
committer Simon Pilgrim <llvm-dev@redking.me.uk> Sun Jun 07 18:34:25 2015 +0000
tree 9a349c9b65510900f1c10e3b49ca5d3c00b97337
parent 82f865277ea18313a1e60ac8bc8d349fd931c420

[X86] Added BitScanForward/BitScanReverse memory folding + tests

llvm-svn: 239257

llvm/lib/Target/X86/X86InstrInfo.cpp

diff --git a/llvm/lib/Target/X86/X86InstrInfo.cpp b/llvm/lib/Target/X86/X86InstrInfo.cpp
index 43decf7..44068f9 100644
--- a/llvm/lib/Target/X86/X86InstrInfo.cpp
+++ b/llvm/lib/Target/X86/X86InstrInfo.cpp
@@ -433,6 +433,12 @@
   }
 
   static const X86MemoryFoldTableEntry MemoryFoldTable1[] = {
+    { X86::BSF16rr,         X86::BSF16rm,             0 },
+    { X86::BSF32rr,         X86::BSF32rm,             0 },
+    { X86::BSF64rr,         X86::BSF64rm,             0 },
+    { X86::BSR16rr,         X86::BSR16rm,             0 },
+    { X86::BSR32rr,         X86::BSR32rm,             0 },
+    { X86::BSR64rr,         X86::BSR64rm,             0 },
     { X86::CMP16rr,         X86::CMP16rm,             0 },
     { X86::CMP32rr,         X86::CMP32rm,             0 },
     { X86::CMP64rr,         X86::CMP64rm,             0 },