// Mips O32 Calling Convention
//===----------------------------------------------------------------------===//
+def CC_MipsO32 : CallingConv<[
+ // Promote i8/i16 arguments to i32.
+ CCIfType<[i1, i8, i16], CCPromoteToType<i32>>,
+
+ // Integer values get stored in stack slots that are 4 bytes in
+ // size and 4-byte aligned.
+ CCIfType<[i32, f32], CCAssignToStack<4, 4>>,
+
+ // Integer values get stored in stack slots that are 8 bytes in
+ // size and 8-byte aligned.
+ CCIfType<[f64], CCAssignToStack<8, 8>>
+]>;
+
// Only the return rules are defined here for O32. The rules for argument
// passing are defined in MipsISelLowering.cpp.
def RetCC_MipsO32 : CallingConv<[