[llvm] r329734 - [X86] Change the name string for the newly add DF flag register to 'dirflag' to match the clobber name supported by clang for MS inline assembly.

[Craig Topper via llvm-commits]

Author: ctopper
Date: Tue Apr 10 11:21:04 2018
New Revision: 329734

URL: http://llvm.org/viewvc/llvm-project?rev=329734&view=rev
Log:
[X86] Change the name string for the newly add DF flag register to 'dirflag' to match the clobber name supported by clang for MS inline assembly.

This should fix the failure found by Chromium reported here https://bugs.chromium.org/p/chromium/issues/detail?id=831158

The test case will be added in clang.

Modified:
    llvm/trunk/lib/Target/X86/X86RegisterInfo.td

Modified: llvm/trunk/lib/Target/X86/X86RegisterInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86RegisterInfo.td?rev=329734&r1=329733&r2=329734&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86RegisterInfo.td (original)
+++ llvm/trunk/lib/Target/X86/X86RegisterInfo.td Tue Apr 10 11:21:04 2018
@@ -275,7 +275,7 @@ def FPSW : X86Reg<"fpsw", 0>;
 def EFLAGS : X86Reg<"flags", 0>;
 
 // The direction flag.
-def DF : X86Reg<"DF", 0>;
+def DF : X86Reg<"dirflag", 0>;
 
 
 // Segment registers