X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FTarget%2FTargetCallingConv.td;h=a53ed29f1ec159c0f4b9d72b327e1f257f70e138;hb=661afe75e81431a66de3ed8e22d5aa91443367b3;hp=777aee84eadfb543c8bd9408b6bc4e64b98d481f;hpb=ee787ff01a09e8d47b4ae179fedc1622df441612;p=oota-llvm.git

diff --git a/include/llvm/Target/TargetCallingConv.td b/include/llvm/Target/TargetCallingConv.td
index 777aee84ead..a53ed29f1ec 100644
--- a/include/llvm/Target/TargetCallingConv.td
+++ b/include/llvm/Target/TargetCallingConv.td
@@ -42,7 +42,7 @@ class CCIf<string predicate, CCAction A> : CCPredicateAction<A> {
 class CCIfByVal<CCAction A> : CCIf<"ArgFlags.isByVal()", A> {
 }
 
-/// CCIfCC - Match of the current calling convention is 'CC'.
+/// CCIfCC - Match if the current calling convention is 'CC'.
 class CCIfCC<string CC, CCAction A>
   : CCIf<!strconcat("State.getCallingConv() == ", CC), A> {}
 
@@ -89,6 +89,13 @@ class CCAssignToStack<int size, int align> : CCAction {
   int Align = align;
 }
 
+/// CCAssignToStackWithShadow - Same as CCAssignToStack, but with a register
+/// to be shadowed.
+class CCAssignToStackWithShadow<int size, int align, Register reg> :
+        CCAssignToStack<size, align> {
+  Register ShadowReg = reg;
+}
+
 /// CCPassByVal - This action always matches: it assigns the value to a stack
 /// slot to implement ByVal aggregate parameter passing. Size and alignment
 /// specify the minimum size and alignment for the stack slot.
@@ -109,6 +116,12 @@ class CCBitConvertToType<ValueType destTy> : CCAction {
   ValueType DestTy = destTy;
 }
 
+/// CCPassIndirect - If applied, this stores the value to stack and passes the pointer
+/// as normal argument.
+class CCPassIndirect<ValueType destTy> : CCAction {
+  ValueType DestTy = destTy;
+}
+
 /// CCDelegateTo - This action invokes the specified sub-calling-convention.  It
 /// is successful if the specified CC matches.
 class CCDelegateTo<CallingConv cc> : CCAction {
@@ -120,3 +133,14 @@ class CCDelegateTo<CallingConv cc> : CCAction {
 class CallingConv<list<CCAction> actions> {
   list<CCAction> Actions = actions;
 }
+
+/// CalleeSavedRegs - A list of callee saved registers for a given calling
+/// convention.  The order of registers is used by PrologEpilogInsertion when
+/// allocation stack slots for saved registers.
+///
+/// For each CalleeSavedRegs def, TableGen will emit a FOO_SaveList array for
+/// returning from getCalleeSavedRegs(), and a FOO_RegMask bit mask suitable for
+/// returning from getCallPreservedMask().
+class CalleeSavedRegs<dag saves> {
+  dag SaveList = saves;
+}