2 files changed, 30 insertions, 18 deletions

diff --git a/include/llvm/Target/TargetLowering.h b/include/llvm/Target/TargetLowering.h
index 40b0e7be480b..02451c2b4595 100644
--- a/include/llvm/Target/TargetLowering.h
+++ b/include/llvm/Target/TargetLowering.h
@@ -173,14 +173,18 @@ public:
     /// ValueTypeActions - This is a bitvector that contains two bits for each
     /// value type, where the two bits correspond to the LegalizeAction enum.
     /// This can be queried with "getTypeAction(VT)".
-    uint32_t ValueTypeActions[2];
+    /// dimension by (MVT::MAX_ALLOWED_VALUETYPE/32) * 2
+    uint32_t ValueTypeActions[(MVT::MAX_ALLOWED_VALUETYPE/32)*2];
   public:
     ValueTypeActionImpl() {
       ValueTypeActions[0] = ValueTypeActions[1] = 0;
+      ValueTypeActions[2] = ValueTypeActions[3] = 0;
     }
     ValueTypeActionImpl(const ValueTypeActionImpl &RHS) {
       ValueTypeActions[0] = RHS.ValueTypeActions[0];
       ValueTypeActions[1] = RHS.ValueTypeActions[1];
+      ValueTypeActions[2] = RHS.ValueTypeActions[2];
+      ValueTypeActions[3] = RHS.ValueTypeActions[3];
     }
     
     LegalizeAction getTypeAction(MVT VT) const {
@@ -349,10 +353,13 @@ public:
   /// for it.
   LegalizeAction getOperationAction(unsigned Op, MVT VT) const {
     if (VT.isExtended()) return Expand;
-    assert(Op < array_lengthof(OpActions) &&
-           (unsigned)VT.getSimpleVT() < sizeof(OpActions[0])*8 &&
+    assert(Op < array_lengthof(OpActions[0]) &&
+           (unsigned)VT.getSimpleVT() < sizeof(OpActions[0][0])*8 &&
            "Table isn't big enough!");
-    return (LegalizeAction)((OpActions[Op] >> (2*VT.getSimpleVT())) & 3);
+    unsigned I = (unsigned) VT.getSimpleVT();
+    unsigned J = I & 31;
+    I = I >> 5;
+    return (LegalizeAction)((OpActions[I][Op] >> (J*2) ) & 3);
   }
 
   /// isOperationLegalOrCustom - Return true if the specified operation is
@@ -940,10 +947,13 @@ protected:
   /// with the specified type and indicate what to do about it.
   void setOperationAction(unsigned Op, MVT VT,
                           LegalizeAction Action) {
-    assert((unsigned)VT.getSimpleVT() < sizeof(OpActions[0])*8 &&
-           Op < array_lengthof(OpActions) && "Table isn't big enough!");
-    OpActions[Op] &= ~(uint64_t(3UL) << VT.getSimpleVT()*2);
-    OpActions[Op] |= (uint64_t)Action << VT.getSimpleVT()*2;
+    assert((unsigned)VT.getSimpleVT() < sizeof(OpActions[0][0])*8 &&
+           Op < array_lengthof(OpActions[0]) && "Table isn't big enough!");
+    unsigned I = (unsigned) VT.getSimpleVT();
+    unsigned J = I & 31;
+    I = I >> 5;
+    OpActions[I][Op] &= ~(uint64_t(3UL) << (J*2));
+    OpActions[I][Op] |= (uint64_t)Action << (J*2);
   }
   
   /// setLoadExtAction - Indicate that the specified load with extension does
@@ -1566,7 +1576,9 @@ private:
   /// Most operations are Legal (aka, supported natively by the target), but
   /// operations that are not should be described.  Note that operations on
   /// non-legal value types are not described here.
-  uint64_t OpActions[ISD::BUILTIN_OP_END];
+  /// This array is accessed using VT.getSimpleVT(), so it is subject to
+  /// the MVT::MAX_ALLOWED_VALUETYPE * 2 bits.
+  uint64_t OpActions[MVT::MAX_ALLOWED_VALUETYPE/(sizeof(uint64_t)*4)][ISD::BUILTIN_OP_END];
   
   /// LoadExtActions - For each load of load extension type and each value type,
   /// keep a LegalizeAction that indicates how instruction selection should deal
diff --git a/include/llvm/Target/TargetSelect.h b/include/llvm/Target/TargetSelect.h
index 8aa314ac7747..002d5fc70e5e 100644
--- a/include/llvm/Target/TargetSelect.h
+++ b/include/llvm/Target/TargetSelect.h
@@ -18,20 +18,21 @@
 
 #include "llvm/Config/config.h"
 
-namespace llvm {
+extern "C" {
   // Declare all of the target-initialization functions that are available.
-#define LLVM_TARGET(TargetName) void Initialize##TargetName##Target();
+#define LLVM_TARGET(TargetName) void LLVMInitialize##TargetName##Target();
 #include "llvm/Config/Targets.def"
   
   // Declare all of the available asm-printer initialization functions.
-  // Declare all of the target-initialization functions.
-#define LLVM_ASM_PRINTER(TargetName) void Initialize##TargetName##AsmPrinter();
+#define LLVM_ASM_PRINTER(TargetName) void LLVMInitialize##TargetName##AsmPrinter();
 #include "llvm/Config/AsmPrinters.def"
-  
+}
+
+namespace llvm {
   /// InitializeAllTargets - The main program should call this function if it
   /// wants to link in all available targets that LLVM is configured to support.
   inline void InitializeAllTargets() {
-#define LLVM_TARGET(TargetName) llvm::Initialize##TargetName##Target();
+#define LLVM_TARGET(TargetName) LLVMInitialize##TargetName##Target();
 #include "llvm/Config/Targets.def"
   }
   
@@ -39,18 +40,17 @@ namespace llvm {
   /// it wants all asm printers that LLVM is configured to support.  This will
   /// cause them to be linked into its executable.
   inline void InitializeAllAsmPrinters() {
-#define LLVM_ASM_PRINTER(TargetName) Initialize##TargetName##AsmPrinter();
+#define LLVM_ASM_PRINTER(TargetName) LLVMInitialize##TargetName##AsmPrinter();
 #include "llvm/Config/AsmPrinters.def"
   }
   
-  
   /// InitializeNativeTarget - The main program should call this function to
   /// initialize the native target corresponding to the host.  This is useful 
   /// for JIT applications to ensure that the target gets linked in correctly.
   inline bool InitializeNativeTarget() {
   // If we have a native target, initialize it to ensure it is linked in.
 #ifdef LLVM_NATIVE_ARCH
-#define DoInit2(TARG)   llvm::Initialize ## TARG ()
+#define DoInit2(TARG)   LLVMInitialize ## TARG ()
 #define DoInit(T) DoInit2(T)
     DoInit(LLVM_NATIVE_ARCH);
     return false;