implement a ArgumentLayout class to factor code common to LowerFORMAL_ARGUMENTS and LowerCALL
implement FMDRR
add support for f64 function arguments


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30754 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/ARM/fp.ll b/test/CodeGen/ARM/fp.ll
index 3cf45fc..313e83f 100644
--- a/test/CodeGen/ARM/fp.ll
+++ b/test/CodeGen/ARM/fp.ll
@@ -1,9 +1,10 @@
 ; RUN: llvm-as < %s | llc -march=arm &&
-; RUN: llvm-as < %s | llc -march=arm | grep fmsr | wc -l | grep 2 &&
+; RUN: llvm-as < %s | llc -march=arm | grep fmsr  | wc -l | grep 2 &&
 ; RUN: llvm-as < %s | llc -march=arm | grep fsitos &&
 ; RUN: llvm-as < %s | llc -march=arm | grep fmrs &&
 ; RUN: llvm-as < %s | llc -march=arm | grep fsitod &&
-; RUN: llvm-as < %s | llc -march=arm | grep fmrrd &&
+; RUN: llvm-as < %s | llc -march=arm | grep fmrrd | wc -l | grep 2 &&
+; RUN: llvm-as < %s | llc -march=arm | grep fmdrr | wc -l | grep 1 &&
 ; RUN: llvm-as < %s | llc -march=arm | grep flds &&
 ; RUN: llvm-as < %s | llc -march=arm | grep ".word.*1065353216"
 
@@ -23,3 +24,7 @@
 entry:
         ret float 1.000000e+00
 }
+
+double %f2(double %a) {
+        ret double %a
+}