[llvm] 4d21497 - [X86] Remove TB_NO_REVERSE for 2 memory folding entries

[Shengchen Kan via llvm-commits]

Author: Shengchen Kan
Date: 2022-04-06T17:21:12+08:00
New Revision: 4d2149700618553eb28a8bc6b74664e4ba6aca65

URL: https://github.com/llvm/llvm-project/commit/4d2149700618553eb28a8bc6b74664e4ba6aca65
DIFF: https://github.com/llvm/llvm-project/commit/4d2149700618553eb28a8bc6b74664e4ba6aca65.diff

LOG: [X86] Remove TB_NO_REVERSE for 2 memory folding entries

```
X86::MMX_MOVD64from64rr -> X86::MMX_MOVQ64mr
X86::MMX_MOVD64grr -> X86::MMX_MOVD64mr
```

These two entries were added in llvm-svn: 372770.
I think these two should be reversable.

Reviewed By: RKSimon, pengfei

Differential Revision: https://reviews.llvm.org/D122217

Added: 
    

Modified: 
    llvm/lib/Target/X86/X86InstrFoldTables.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/lib/Target/X86/X86InstrFoldTables.cpp b/llvm/lib/Target/X86/X86InstrFoldTables.cpp
index b8dff70f96128..27220a8d4d998 100644
--- a/llvm/lib/Target/X86/X86InstrFoldTables.cpp
+++ b/llvm/lib/Target/X86/X86InstrFoldTables.cpp
@@ -292,8 +292,8 @@ static const X86MemoryFoldTableEntry MemoryFoldTable0[] = {
   { X86::JMP32r_NT,           X86::JMP32m_NT,           TB_FOLDED_LOAD },
   { X86::JMP64r,              X86::JMP64m,              TB_FOLDED_LOAD },
   { X86::JMP64r_NT,           X86::JMP64m_NT,           TB_FOLDED_LOAD },
-  { X86::MMX_MOVD64from64rr,  X86::MMX_MOVQ64mr,        TB_FOLDED_STORE | TB_NO_REVERSE },
-  { X86::MMX_MOVD64grr,       X86::MMX_MOVD64mr,        TB_FOLDED_STORE | TB_NO_REVERSE },
+  { X86::MMX_MOVD64from64rr,  X86::MMX_MOVQ64mr,        TB_FOLDED_STORE },
+  { X86::MMX_MOVD64grr,       X86::MMX_MOVD64mr,        TB_FOLDED_STORE },
   { X86::MOV16ri,             X86::MOV16mi,             TB_FOLDED_STORE },
   { X86::MOV16rr,             X86::MOV16mr,             TB_FOLDED_STORE },
   { X86::MOV32ri,             X86::MOV32mi,             TB_FOLDED_STORE },