[llvm] r315795 - [X86] Remove TB_NO_REVERSE from VCVTDQ2PDYrr and VCVTPS2PDYrr in the load folding tables.

[Craig Topper via llvm-commits]

Author: ctopper
Date: Fri Oct 13 21:18:07 2017
New Revision: 315795

URL: http://llvm.org/viewvc/llvm-project?rev=315795&view=rev
Log:
[X86] Remove TB_NO_REVERSE from VCVTDQ2PDYrr and VCVTPS2PDYrr in the load folding tables.

I believe these were added incorrectly under the belief that the load size was smaller than the input register size, but that's not true.

Modified:
    llvm/trunk/lib/Target/X86/X86InstrInfo.cpp

Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.cpp?rev=315795&r1=315794&r2=315795&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.cpp Fri Oct 13 21:18:07 2017
@@ -764,12 +764,12 @@ X86InstrInfo::X86InstrInfo(X86Subtarget
     { X86::VUCOMISSrr,      X86::VUCOMISSrm,          0 },
 
     // AVX 256-bit foldable instructions
-    { X86::VCVTDQ2PDYrr,    X86::VCVTDQ2PDYrm,        TB_NO_REVERSE },
+    { X86::VCVTDQ2PDYrr,    X86::VCVTDQ2PDYrm,        0 },
     { X86::VCVTDQ2PSYrr,    X86::VCVTDQ2PSYrm,        0 },
     { X86::VCVTPD2DQYrr,    X86::VCVTPD2DQYrm,        0 },
     { X86::VCVTPD2PSYrr,    X86::VCVTPD2PSYrm,        0 },
     { X86::VCVTPS2DQYrr,    X86::VCVTPS2DQYrm,        0 },
-    { X86::VCVTPS2PDYrr,    X86::VCVTPS2PDYrm,        TB_NO_REVERSE },
+    { X86::VCVTPS2PDYrr,    X86::VCVTPS2PDYrm,        0 },
     { X86::VCVTTPD2DQYrr,   X86::VCVTTPD2DQYrm,       0 },
     { X86::VCVTTPS2DQYrr,   X86::VCVTTPS2DQYrm,       0 },
     { X86::VMOVAPDYrr,      X86::VMOVAPDYrm,          TB_ALIGN_32 },