AArch64: Add inlining support for ceil(), floor(), rint(), round()

This patch adds inlining support for the following Math, StrictMath
methods in the ARM64 backend:
  * double ceil(double)
  * double floor(double)
  * double rint(double)
  * long round(double)
  * int round(float)

Also some cleanup.

Change-Id: I9f5a2f4065b1313649f4b0c4380b8176703c3fe1
Signed-off-by: Serban Constantinescu <serban.constantinescu@arm.com>
diff --git a/runtime/quick/inline_method_analyser.h b/runtime/quick/inline_method_analyser.h
index 982553d..23b9aed 100644
--- a/runtime/quick/inline_method_analyser.h
+++ b/runtime/quick/inline_method_analyser.h
@@ -48,6 +48,11 @@
   kIntrinsicMinMaxFloat,
   kIntrinsicMinMaxDouble,
   kIntrinsicSqrt,
+  kIntrinsicCeil,
+  kIntrinsicFloor,
+  kIntrinsicRint,
+  kIntrinsicRoundFloat,
+  kIntrinsicRoundDouble,
   kIntrinsicGet,
   kIntrinsicCharAt,
   kIntrinsicCompareTo,