X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FIR%2FCallingConv.h;h=9872e6ec794d8ddd01f20323c3cd2bc2e39133aa;hb=4dd3b8704809dbb3664fa9787d396b3988550be7;hp=4437af255748b8bc7450ee57c582266ee4f0d367;hpb=623d2e618f4e672c47edff9ec63ed6d733ac81d3;p=oota-llvm.git

diff --git a/include/llvm/IR/CallingConv.h b/include/llvm/IR/CallingConv.h
index 4437af25574..9872e6ec794 100644
--- a/include/llvm/IR/CallingConv.h
+++ b/include/llvm/IR/CallingConv.h
@@ -20,10 +20,13 @@ namespace llvm {
 /// the well-known calling conventions.
 ///
 namespace CallingConv {
+  /// LLVM IR allows to use arbitrary numbers as calling convention identifiers.
+  typedef unsigned ID;
+
   /// A set of enums which specify the assigned numeric values for known llvm
   /// calling conventions.
   /// @brief LLVM Calling Convention Representation
-  enum ID {
+  enum {
     /// C - The default llvm calling convention, compatible with C.  This
     /// convention is the only calling convention that supports varargs calls.
     /// As with typical C calling conventions, the callee/caller have to
@@ -58,6 +61,14 @@ namespace CallingConv {
     // stackmap and patchpoint intrinsics).
     AnyReg = 13,
 
+    // PreserveMost - Calling convention for runtime calls that preserves most
+    // registers.
+    PreserveMost = 14,
+
+    // PreserveAll - Calling convention for runtime calls that preserves
+    // (almost) all registers.
+    PreserveAll = 15,
+
     // Target - This is the start of the target-specific calling conventions,
     // e.g. fastcall and thiscall on X86.
     FirstTargetCC = 64,
@@ -129,7 +140,11 @@ namespace CallingConv {
     /// convention differs from the more common \c X86_64_SysV convention
     /// in a number of ways, most notably in that XMM registers used to pass
     /// arguments are shadowed by GPRs, and vice versa.
-    X86_64_Win64 = 79
+    X86_64_Win64 = 79,
+
+    /// \brief MSVC calling convention that passes vectors and vector aggregates
+    /// in SSE registers.
+    X86_VectorCall = 80
   };
 } // End CallingConv namespace