commit c032e74b57d31861b6bb55500016ebb5476eb142
author xueliang.zhong <xueliang.zhong@linaro.org> Mon Mar 28 16:44:32 2016 +0100
committer xueliang.zhong <xueliang.zhong@linaro.org> Thu Feb 02 17:04:03 2017 +0000
tree 044af8b3efe9326245a9f32144a6b23b64ec0e22
parent 1e6578a68d6f4499362254bcdeb6bbf55e309ea4

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

compiler/optimizing/common_arm.h

diff --git a/compiler/optimizing/common_arm.h b/compiler/optimizing/common_arm.h
index 21c3ae6..ecb8687 100644
--- a/compiler/optimizing/common_arm.h
+++ b/compiler/optimizing/common_arm.h
@@ -146,6 +146,12 @@
   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();