Add support for emitting ARM file attributes.

[oota-llvm.git] / lib / Target / ARM / ARMFastISel.cpp

diff --git a/lib/Target/ARM/ARMFastISel.cpp b/lib/Target/ARM/ARMFastISel.cpp
index 322078955df2bc7b2791b5e8a0a062bff54ccb4c..bbaa308ee8104e0a98ad0467ac9b04918f25bb41 100644 (file)
--- a/lib/Target/ARM/ARMFastISel.cpp
+++ b/lib/Target/ARM/ARMFastISel.cpp
@@ -1264,8 +1264,12 @@ CCAssignFn *ARMFastISel::CCAssignFnForCall(CallingConv::ID CC, bool Return) {
   switch (CC) {
   default:
     llvm_unreachable("Unsupported calling convention");
-  case CallingConv::C:
   case CallingConv::Fast:
+    // Ignore fastcc. Silence compiler warnings.
+    (void)RetFastCC_ARM_APCS;
+    (void)FastCC_ARM_APCS;
+    // Fallthrough
+  case CallingConv::C:
     // Use target triple & subtarget features to do actual dispatch.
     if (Subtarget->isAAPCS_ABI()) {
       if (Subtarget->hasVFP2() &&
@@ -1310,6 +1314,10 @@ bool ARMFastISel::ProcessCallArgs(SmallVectorImpl<Value*> &Args,
     unsigned Arg = ArgRegs[VA.getValNo()];
     EVT ArgVT = ArgVTs[VA.getValNo()];
 
+    // We don't handle NEON parameters yet.
+    if (VA.getLocVT().isVector() && VA.getLocVT().getSizeInBits() > 64)
+      return false;
+
     // Handle arg promotion, etc.
     switch (VA.getLocInfo()) {
       case CCValAssign::Full: break;
@@ -1330,9 +1338,6 @@ bool ARMFastISel::ProcessCallArgs(SmallVectorImpl<Value*> &Args,
         break;
       }
       case CCValAssign::AExt: {
-        // We don't handle NEON or f64 parameters yet.
-        if (VA.getLocVT().isVector() && VA.getLocVT().getSizeInBits() >= 64)
-          return false;
         bool Emitted = FastEmitExtend(ISD::ANY_EXTEND, VA.getLocVT(),
                                          Arg, ArgVT, Arg);
         if (!Emitted)