[llvm] r307395 - [Hexagon] Fix some more -Wimplicit-fallthrough warnings. NFCI.

[Simon Pilgrim via llvm-commits]

Author: rksimon
Date: Fri Jul  7 06:21:43 2017
New Revision: 307395

URL: http://llvm.org/viewvc/llvm-project?rev=307395&view=rev
Log:
[Hexagon] Fix some more -Wimplicit-fallthrough warnings. NFCI.

Modified:
    llvm/trunk/lib/Target/Hexagon/AsmParser/HexagonAsmParser.cpp
    llvm/trunk/lib/Target/Hexagon/HexagonBitSimplify.cpp
    llvm/trunk/lib/Target/Hexagon/HexagonBitTracker.cpp
    llvm/trunk/lib/Target/Hexagon/HexagonSplitDouble.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=307395&r1=307394&r2=307395&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Hexagon/AsmParser/HexagonAsmParser.cpp (original)
+++ llvm/trunk/lib/Target/Hexagon/AsmParser/HexagonAsmParser.cpp Fri Jul  7 06:21:43 2017
@@ -1413,6 +1413,7 @@ int HexagonAsmParser::processInstruction
   // Translate a "$Rx =  CONST32(#imm)" to "$Rx = memw(gp+#LABEL) "
   case Hexagon::CONST32:
     is32bit = true;
+    LLVM_FALLTHROUGH;
   // Translate a "$Rx:y =  CONST64(#imm)" to "$Rx:y = memd(gp+#LABEL) "
   case Hexagon::CONST64:
     // FIXME: need better way to detect AsmStreamer (upstream removed getKind())

Modified: llvm/trunk/lib/Target/Hexagon/HexagonBitSimplify.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonBitSimplify.cpp?rev=307395&r1=307394&r2=307395&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Hexagon/HexagonBitSimplify.cpp (original)
+++ llvm/trunk/lib/Target/Hexagon/HexagonBitSimplify.cpp Fri Jul  7 06:21:43 2017
@@ -1947,8 +1947,10 @@ bool BitSimplification::genStoreImmediat
   switch (Opc) {
     case Hexagon::S2_storeri_io:
       Align++;
+      LLVM_FALLTHROUGH;
     case Hexagon::S2_storerh_io:
       Align++;
+      LLVM_FALLTHROUGH;
     case Hexagon::S2_storerb_io:
       break;
     default:

Modified: llvm/trunk/lib/Target/Hexagon/HexagonBitTracker.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonBitTracker.cpp?rev=307395&r1=307394&r2=307395&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Hexagon/HexagonBitTracker.cpp (original)
+++ llvm/trunk/lib/Target/Hexagon/HexagonBitTracker.cpp Fri Jul  7 06:21:43 2017
@@ -937,6 +937,7 @@ bool HexagonEvaluator::evaluate(const Ma
     case Hexagon::J2_jumpfnew:
     case Hexagon::J2_jumpfnewpt:
       Negated = true;
+      LLVM_FALLTHROUGH;
     case Hexagon::J2_jumpt:
     case Hexagon::J2_jumptpt:
     case Hexagon::J2_jumptnew:

Modified: llvm/trunk/lib/Target/Hexagon/HexagonSplitDouble.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonSplitDouble.cpp?rev=307395&r1=307394&r2=307395&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Hexagon/HexagonSplitDouble.cpp (original)
+++ llvm/trunk/lib/Target/Hexagon/HexagonSplitDouble.cpp Fri Jul  7 06:21:43 2017
@@ -350,6 +350,8 @@ int32_t HexagonSplitDoubleRegs::profit(c
                        MI->getOperand(2).getImm());
     case Hexagon::A4_combineri:
       ImmX++;
+      // Fall through into A4_combineir.
+      LLVM_FALLTHROUGH;
     case Hexagon::A4_combineir: {
       ImmX++;
       int64_t V = MI->getOperand(ImmX).getImm();