X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FTarget%2FTargetCallingConv.h;h=9d4e7a04d905a72ac836c68d321736767d9e0a2a;hb=00552e3875ee5f382db6c98286a241a7d0efe1b8;hp=9cc52a591b36c2a03341d81e21026682e8c1d7d1;hpb=d0716b064744598ba7df33b8b47de0375c450570;p=oota-llvm.git

diff --git a/include/llvm/Target/TargetCallingConv.h b/include/llvm/Target/TargetCallingConv.h
index 9cc52a591b3..9d4e7a04d90 100644
--- a/include/llvm/Target/TargetCallingConv.h
+++ b/include/llvm/Target/TargetCallingConv.h
@@ -14,9 +14,11 @@
 #ifndef LLVM_TARGET_TARGETCALLINGCONV_H
 #define LLVM_TARGET_TARGETCALLINGCONV_H
 
+#include "llvm/CodeGen/ValueTypes.h"
 #include "llvm/Support/DataTypes.h"
 #include "llvm/Support/MathExtras.h"
 #include <string>
+#include <limits.h>
 
 namespace llvm {
 
@@ -42,10 +44,16 @@ namespace ISD {
     static const uint64_t ByValAlignOffs = 7;
     static const uint64_t Split          = 1ULL<<11;
     static const uint64_t SplitOffs      = 11;
+    static const uint64_t InAlloca       = 1ULL<<12; ///< Passed with inalloca
+    static const uint64_t InAllocaOffs   = 12;
     static const uint64_t OrigAlign      = 0x1FULL<<27;
     static const uint64_t OrigAlignOffs  = 27;
-    static const uint64_t ByValSize      = 0xffffffffULL<<32; ///< Struct size
+    static const uint64_t ByValSize      = 0x3fffffffULL<<32; ///< Struct size
     static const uint64_t ByValSizeOffs  = 32;
+    static const uint64_t InConsecutiveRegsLast      = 0x1ULL<<62; ///< Struct size
+    static const uint64_t InConsecutiveRegsLastOffs  = 62;
+    static const uint64_t InConsecutiveRegs      = 0x1ULL<<63; ///< Struct size
+    static const uint64_t InConsecutiveRegsOffs  = 63;
 
     static const uint64_t One            = 1ULL; ///< 1 of this type, for shifts
 
@@ -68,12 +76,21 @@ namespace ISD {
     bool isByVal()     const { return Flags & ByVal; }
     void setByVal()    { Flags |= One << ByValOffs; }
 
+    bool isInAlloca()  const { return Flags & InAlloca; }
+    void setInAlloca() { Flags |= One << InAllocaOffs; }
+
     bool isNest()      const { return Flags & Nest; }
     void setNest()     { Flags |= One << NestOffs; }
 
     bool isReturned()  const { return Flags & Returned; }
     void setReturned() { Flags |= One << ReturnedOffs; }
 
+    bool isInConsecutiveRegs()  const { return Flags & InConsecutiveRegs; }
+    void setInConsecutiveRegs() { Flags |= One << InConsecutiveRegsOffs; }
+
+    bool isInConsecutiveRegsLast()  const { return Flags & InConsecutiveRegsLast; }
+    void setInConsecutiveRegsLast() { Flags |= One << InConsecutiveRegsLastOffs; }
+
     unsigned getByValAlign() const {
       return (unsigned)
         ((One << ((Flags & ByValAlign) >> ByValAlignOffs)) / 2);
@@ -118,6 +135,8 @@ namespace ISD {
 
     /// Index original Function's argument.
     unsigned OrigArgIndex;
+    /// Sentinel value for implicit machine-level input arguments.
+    static const unsigned NoArgIndex = UINT_MAX;
 
     /// Offset in bytes of current input value relative to the beginning of
     /// original argument. E.g. if argument was splitted into four 32 bit
@@ -131,6 +150,15 @@ namespace ISD {
       VT = vt.getSimpleVT();
       ArgVT = argvt;
     }
+
+    bool isOrigArg() const {
+      return OrigArgIndex != NoArgIndex;
+    }
+
+    unsigned getOrigArgIndex() const {
+      assert(OrigArgIndex != NoArgIndex && "Implicit machine-level argument");
+      return OrigArgIndex;
+    }
   };
 
   /// OutputArg - This struct carries flags and a value for a