commit 5ec621870ebacca414a5f8114f620854e9ab2948
author Anton Kirilov <anton.kirilov@linaro.org> Thu Oct 13 20:16:02 2016 +0100
committer Anton Kirilov <anton.kirilov@linaro.org> Wed Nov 02 16:51:36 2016 +0000
tree 2d56c889a2a60f0d25ca7389b856d40b9e54622d
parent e28d9ae520082caece9dc90c87b69f864bf886e5

ARM: VIXL32: Implement intrinsics.

Test: ART_USE_VIXL_ARM_BACKEND=true m test-art-host
Test: ART_USE_VIXL_ARM_BACKEND=true m test-art-target
Change-Id: I64397a0c4fd40fd7cd0049929fcce98b935d0372

compiler/optimizing/code_generator_arm_vixl.cc

diff --git a/compiler/optimizing/code_generator_arm_vixl.cc b/compiler/optimizing/code_generator_arm_vixl.cc
index c00ee55..891cf77 100644
--- a/compiler/optimizing/code_generator_arm_vixl.cc
+++ b/compiler/optimizing/code_generator_arm_vixl.cc
@@ -23,6 +23,7 @@
 #include "compiled_method.h"
 #include "entrypoints/quick/quick_entrypoints.h"
 #include "gc/accounting/card_table.h"
+#include "intrinsics_arm_vixl.h"
 #include "mirror/array-inl.h"
 #include "mirror/class-inl.h"
 #include "thread.h"
@@ -1474,19 +1475,36 @@
   // art::PrepareForRegisterAllocation.
   DCHECK(!invoke->IsStaticWithExplicitClinitCheck());
 
-  // TODO(VIXL): TryDispatch
+  IntrinsicLocationsBuilderARMVIXL intrinsic(codegen_);
+  if (intrinsic.TryDispatch(invoke)) {
+    if (invoke->GetLocations()->CanCall() && invoke->HasPcRelativeDexCache()) {
+      invoke->GetLocations()->SetInAt(invoke->GetSpecialInputIndex(), Location::Any());
+    }
+    return;
+  }
 
   HandleInvoke(invoke);
 
   // TODO(VIXL): invoke->HasPcRelativeDexCache()
 }
 
+static bool TryGenerateIntrinsicCode(HInvoke* invoke, CodeGeneratorARMVIXL* codegen) {
+  if (invoke->GetLocations()->Intrinsified()) {
+    IntrinsicCodeGeneratorARMVIXL intrinsic(codegen);
+    intrinsic.Dispatch(invoke);
+    return true;
+  }
+  return false;
+}
+
 void InstructionCodeGeneratorARMVIXL::VisitInvokeStaticOrDirect(HInvokeStaticOrDirect* invoke) {
   // Explicit clinit checks triggered by static invokes must have been pruned by
   // art::PrepareForRegisterAllocation.
   DCHECK(!invoke->IsStaticWithExplicitClinitCheck());
 
-  // TODO(VIXL): TryGenerateIntrinsicCode
+  if (TryGenerateIntrinsicCode(invoke, codegen_)) {
+    return;
+  }
 
   LocationSummary* locations = invoke->GetLocations();
   DCHECK(locations->HasTemps());
@@ -1502,13 +1520,18 @@
 }
 
 void LocationsBuilderARMVIXL::VisitInvokeVirtual(HInvokeVirtual* invoke) {
-  // TODO(VIXL): TryDispatch
+  IntrinsicLocationsBuilderARMVIXL intrinsic(codegen_);
+  if (intrinsic.TryDispatch(invoke)) {
+    return;
+  }
 
   HandleInvoke(invoke);
 }
 
 void InstructionCodeGeneratorARMVIXL::VisitInvokeVirtual(HInvokeVirtual* invoke) {
-  // TODO(VIXL): TryGenerateIntrinsicCode
+  if (TryGenerateIntrinsicCode(invoke, codegen_)) {
+    return;
+  }
 
   codegen_->GenerateVirtualCall(invoke, invoke->GetLocations()->GetTemp(0));
   DCHECK(!codegen_->IsLeafMethod());