[llvm] r339567 - Check for tied operands

[Sid Manning via llvm-commits]

Author: sidneym
Date: Mon Aug 13 07:01:25 2018
New Revision: 339567

URL: http://llvm.org/viewvc/llvm-project?rev=339567&view=rev
Log:
Check for tied operands

Differential Revision: https://reviews.llvm.org/D50592

Added:
    llvm/trunk/test/MC/Hexagon/tied-ops.s
Modified:
    llvm/trunk/lib/Target/Hexagon/AsmParser/HexagonAsmParser.cpp

Modified: llvm/trunk/lib/Target/Hexagon/AsmParser/HexagonAsmParser.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/AsmParser/HexagonAsmParser.cpp?rev=339567&r1=339566&r2=339567&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Hexagon/AsmParser/HexagonAsmParser.cpp (original)
+++ llvm/trunk/lib/Target/Hexagon/AsmParser/HexagonAsmParser.cpp Mon Aug 13 07:01:25 2018
@@ -581,6 +581,7 @@ bool HexagonAsmParser::matchOneInstructi
   case Match_MnemonicFail:
     return Error(IDLoc, "unrecognized instruction");
   case Match_InvalidOperand:
+  case Match_InvalidTiedOperand:
     SMLoc ErrorLoc = IDLoc;
     if (ErrorInfo != ~0U) {
       if (ErrorInfo >= InstOperands.size())

Added: llvm/trunk/test/MC/Hexagon/tied-ops.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/Hexagon/tied-ops.s?rev=339567&view=auto
==============================================================================
--- llvm/trunk/test/MC/Hexagon/tied-ops.s (added)
+++ llvm/trunk/test/MC/Hexagon/tied-ops.s Mon Aug 13 07:01:25 2018
@@ -0,0 +1,6 @@
+# RUN: llvm-mc -arch=hexagon -filetype=asm %s 2> %t; FileCheck %s < %t
+
+# Check that tied operands are caught
+
+	{ r0 = sub(##_start, asl(r1, #1)) }
+# CHECK: error: invalid operand for instruction