[mips] Implement MipsRegisterInfo::getRegPressureLimit.

llvm-svn: 173197
diff --git a/llvm/test/CodeGen/Mips/i64arg.ll b/llvm/test/CodeGen/Mips/i64arg.ll
index e16e126..2012524 100644
--- a/llvm/test/CodeGen/Mips/i64arg.ll
+++ b/llvm/test/CodeGen/Mips/i64arg.ll
@@ -17,9 +17,9 @@
 ; CHECK: jalr $25
   tail call void @ff2(i64 %ll, double 3.000000e+00) nounwind
   %sub = add nsw i32 %i, -1
+; CHECK: lw $25, %call16(ff3)
 ; CHECK: sw $[[R1]], 28($sp)
 ; CHECK: sw $[[R0]], 24($sp)
-; CHECK: lw $25, %call16(ff3)
 ; CHECK: or $6, $[[R2]], $zero
 ; CHECK: or $7, $[[R3]], $zero
 ; CHECK: jalr $25