Add 'x' constraint character.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@57198 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index 78a43d9f54479158e485c99a3018f4cd8a58b7de..531d0520ccf16479dea3ba45d897f79744df5b4b 100644 (file)
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -438,6 +438,7 @@ X86TargetInfo::validateAsmConstraint(char c,
   case 'u': // second from top of floating point stack.
   case 'q': // Any register accessible as [r]l: a, b, c, and d.
   case 'y': // Any MMX register.
+  case 'x': // Any SSE register.
   case 'Q': // Any register accessible as [r]h: a, b, c, and d.
   case 'Z': // 32-bit integer constant for use with zero-extending x86_64
             // instructions.