Math.min and Math.max intrinsics for ARM

This patch implements min/max intrinsics for:
  * Long
  * Float
  * Double

Test: m test-art-host
Test: m test-art-target
Test: 082-inline-execute

Change-Id: I2dfab8ab606f3d01fba712f9014d2e0617449d74

1 files changed, 6 insertions, 0 deletions

diff --git a/compiler/optimizing/common_arm.h b/compiler/optimizing/common_arm.h
index 21c3ae628a..ecb86875d6 100644
--- a/compiler/optimizing/common_arm.h
+++ b/compiler/optimizing/common_arm.h
@@ -146,6 +146,12 @@ inline vixl::aarch32::Register InputRegister(HInstruction* instr) {
   return InputRegisterAt(instr, 0);
 }
 
+inline vixl::aarch32::DRegister DRegisterFromS(vixl::aarch32::SRegister s) {
+  vixl::aarch32::DRegister d = vixl::aarch32::DRegister(s.GetCode() / 2);
+  DCHECK(s.Is(d.GetLane(0)) || s.Is(d.GetLane(1)));
+  return d;
+}
+
 inline int32_t Int32ConstantFrom(HInstruction* instr) {
   if (instr->IsIntConstant()) {
     return instr->AsIntConstant()->GetValue();