commit 00efa807dbbea45ec7c7da37578a5b97ae3fca8e
author Vladimir Marko <vmarko@google.com> Tue Aug 22 13:42:05 2023 +0000
committer Vladimír Marko <vmarko@google.com> Wed Aug 23 07:09:37 2023 +0000
tree 3a0532b1b5dfe43f2ca74afb5a30a729f91ae482
parent b5e5e93ddaa29b7c82b7a31b700eab07c700e9b2

riscv64: [codegen] Implement VisitNot

Test: m test-art-host-gtest
Bug: 283082089
Change-Id: I13f717040e474cee43211386ff669d3a5997c280

compiler/optimizing/code_generator_riscv64.cc

diff --git a/compiler/optimizing/code_generator_riscv64.cc b/compiler/optimizing/code_generator_riscv64.cc
index 9d74d15..e4160bd 100644
--- a/compiler/optimizing/code_generator_riscv64.cc
+++ b/compiler/optimizing/code_generator_riscv64.cc
@@ -2498,13 +2498,23 @@
 }
 
 void LocationsBuilderRISCV64::VisitNot(HNot* instruction) {
-  UNUSED(instruction);
-  LOG(FATAL) << "Unimplemented";
+  LocationSummary* locations = new (GetGraph()->GetAllocator()) LocationSummary(instruction);
+  locations->SetInAt(0, Location::RequiresRegister());
+  locations->SetOut(Location::RequiresRegister(), Location::kNoOutputOverlap);
 }
 
 void InstructionCodeGeneratorRISCV64::VisitNot(HNot* instruction) {
-  UNUSED(instruction);
-  LOG(FATAL) << "Unimplemented";
+  LocationSummary* locations = instruction->GetLocations();
+  switch (instruction->GetResultType()) {
+    case DataType::Type::kInt32:
+    case DataType::Type::kInt64:
+      __ Not(locations->Out().AsRegister<XRegister>(), locations->InAt(0).AsRegister<XRegister>());
+      break;
+
+    default:
+      LOG(FATAL) << "Unexpected type for not operation " << instruction->GetResultType();
+      UNREACHABLE();
+  }
 }
 
 void LocationsBuilderRISCV64::VisitNotEqual(HNotEqual* instruction) {