[mips] Remove redundant code in RetCC_MipsN. NFC.

Summary:
i32 is always promoted to i64 so it no longer makes sense to assign i32 to
registers.

Reviewers: vmedic

Reviewed By: vmedic

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D5964

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@220561 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/Mips/MipsCallingConv.td b/lib/Target/Mips/MipsCallingConv.td
index 9e47338f09a6982dc6cfd2f219dedccfbbc95f27..c00c101ddc41751ac7476d70ba64b1ce18a2fab6 100644 (file)
--- a/lib/Target/Mips/MipsCallingConv.td
+++ b/lib/Target/Mips/MipsCallingConv.td
@@ -141,9 +141,6 @@ def RetCC_MipsN : CallingConv<[
   CCIfSubtargetNot<"isLittle()",
       CCIfType<[i8, i16, i32, i64], CCIfInReg<CCPromoteToUpperBitsInType<i64>>>>,
 
-  // i32 are returned in registers V0, V1
-  CCIfType<[i32], CCAssignToReg<[V0, V1]>>,
-
   // i64 are returned in registers V0_64, V1_64
   CCIfType<[i64], CCAssignToReg<[V0_64, V1_64]>>,