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-rw-r--r--compiler/optimizing/code_generator.cc12
-rw-r--r--compiler/optimizing/code_generator.h17
-rw-r--r--compiler/optimizing/code_generator_arm.cc38
-rw-r--r--compiler/optimizing/code_generator_arm.h12
-rw-r--r--compiler/optimizing/code_generator_x86.cc38
-rw-r--r--compiler/optimizing/code_generator_x86.h12
-rw-r--r--compiler/optimizing/code_generator_x86_64.cc38
-rw-r--r--compiler/optimizing/code_generator_x86_64.h12
8 files changed, 122 insertions, 57 deletions
diff --git a/compiler/optimizing/code_generator.cc b/compiler/optimizing/code_generator.cc
index 29dbd8b33d..408e13e36d 100644
--- a/compiler/optimizing/code_generator.cc
+++ b/compiler/optimizing/code_generator.cc
@@ -36,7 +36,7 @@ void CodeGenerator::CompileBaseline(CodeAllocator* allocator, bool is_leaf) {
const GrowableArray<HBasicBlock*>& blocks = GetGraph()->GetBlocks();
DCHECK(blocks.Get(0) == GetGraph()->GetEntryBlock());
DCHECK(GoesToNextBlock(GetGraph()->GetEntryBlock(), blocks.Get(1)));
- block_labels_.SetSize(blocks.Size());
+ Initialize();
DCHECK_EQ(frame_size_, kUninitializedFrameSize);
if (!is_leaf) {
@@ -54,7 +54,7 @@ void CodeGenerator::CompileBaseline(CodeAllocator* allocator, bool is_leaf) {
HGraphVisitor* instruction_visitor = GetInstructionVisitor();
for (size_t i = 0, e = blocks.Size(); i < e; ++i) {
HBasicBlock* block = blocks.Get(i);
- Bind(GetLabelOf(block));
+ Bind(block);
for (HInstructionIterator it(block->GetInstructions()); !it.Done(); it.Advance()) {
HInstruction* current = it.Current();
current->Accept(location_builder);
@@ -76,13 +76,13 @@ void CodeGenerator::CompileOptimized(CodeAllocator* allocator) {
const GrowableArray<HBasicBlock*>& blocks = GetGraph()->GetBlocks();
DCHECK(blocks.Get(0) == GetGraph()->GetEntryBlock());
DCHECK(GoesToNextBlock(GetGraph()->GetEntryBlock(), blocks.Get(1)));
- block_labels_.SetSize(blocks.Size());
+ Initialize();
GenerateFrameEntry();
HGraphVisitor* instruction_visitor = GetInstructionVisitor();
for (size_t i = 0, e = blocks.Size(); i < e; ++i) {
HBasicBlock* block = blocks.Get(i);
- Bind(GetLabelOf(block));
+ Bind(block);
for (HInstructionIterator it(block->GetInstructions()); !it.Done(); it.Advance()) {
HInstruction* current = it.Current();
current->Accept(instruction_visitor);
@@ -273,10 +273,6 @@ bool CodeGenerator::GoesToNextBlock(HBasicBlock* current, HBasicBlock* next) con
return current->GetBlockId() + 1 == next->GetBlockId();
}
-Label* CodeGenerator::GetLabelOf(HBasicBlock* block) const {
- return block_labels_.GetRawStorage() + block->GetBlockId();
-}
-
CodeGenerator* CodeGenerator::Create(ArenaAllocator* allocator,
HGraph* graph,
InstructionSet instruction_set) {
diff --git a/compiler/optimizing/code_generator.h b/compiler/optimizing/code_generator.h
index 4eba791723..7aaf99108f 100644
--- a/compiler/optimizing/code_generator.h
+++ b/compiler/optimizing/code_generator.h
@@ -24,13 +24,13 @@
#include "memory_region.h"
#include "nodes.h"
#include "stack_map_stream.h"
-#include "utils/assembler.h"
namespace art {
static size_t constexpr kVRegSize = 4;
static size_t constexpr kUninitializedFrameSize = 0;
+class Assembler;
class CodeGenerator;
class DexCompilationUnit;
class SrcMap;
@@ -53,18 +53,12 @@ struct PcInfo {
class SlowPathCode : public ArenaObject {
public:
- SlowPathCode() : entry_label_(), exit_label_() {}
+ SlowPathCode() {}
virtual ~SlowPathCode() {}
- Label* GetEntryLabel() { return &entry_label_; }
- Label* GetExitLabel() { return &exit_label_; }
-
virtual void EmitNativeCode(CodeGenerator* codegen) = 0;
private:
- Label entry_label_;
- Label exit_label_;
-
DISALLOW_COPY_AND_ASSIGN(SlowPathCode);
};
@@ -80,7 +74,6 @@ class CodeGenerator : public ArenaObject {
HGraph* GetGraph() const { return graph_; }
- Label* GetLabelOf(HBasicBlock* block) const;
bool GoesToNextBlock(HBasicBlock* current, HBasicBlock* next) const;
size_t GetStackSlotOfParameter(HParameterValue* parameter) const {
@@ -90,9 +83,10 @@ class CodeGenerator : public ArenaObject {
+ parameter->GetIndex() * kVRegSize;
}
+ virtual void Initialize() = 0;
virtual void GenerateFrameEntry() = 0;
virtual void GenerateFrameExit() = 0;
- virtual void Bind(Label* label) = 0;
+ virtual void Bind(HBasicBlock* block) = 0;
virtual void Move(HInstruction* instruction, Location location, HInstruction* move_for) = 0;
virtual HGraphVisitor* GetLocationBuilder() = 0;
virtual HGraphVisitor* GetInstructionVisitor() = 0;
@@ -167,7 +161,6 @@ class CodeGenerator : public ArenaObject {
number_of_fpu_registers_(number_of_fpu_registers),
number_of_register_pairs_(number_of_register_pairs),
graph_(graph),
- block_labels_(graph->GetArena(), 0),
pc_infos_(graph->GetArena(), 32),
slow_paths_(graph->GetArena(), 8),
is_leaf_(true),
@@ -205,8 +198,6 @@ class CodeGenerator : public ArenaObject {
HGraph* const graph_;
- // Labels for each block that will be compiled.
- GrowableArray<Label> block_labels_;
GrowableArray<PcInfo> pc_infos_;
GrowableArray<SlowPathCode*> slow_paths_;
diff --git a/compiler/optimizing/code_generator_arm.cc b/compiler/optimizing/code_generator_arm.cc
index 7a9e9c4ce9..cdee845343 100644
--- a/compiler/optimizing/code_generator_arm.cc
+++ b/compiler/optimizing/code_generator_arm.cc
@@ -60,7 +60,21 @@ class InvokeRuntimeCallingConvention : public CallingConvention<Register, DRegis
#define __ reinterpret_cast<ArmAssembler*>(codegen->GetAssembler())->
-class NullCheckSlowPathARM : public SlowPathCode {
+class SlowPathCodeARM : public SlowPathCode {
+ public:
+ SlowPathCodeARM() : entry_label_(), exit_label_() {}
+
+ Label* GetEntryLabel() { return &entry_label_; }
+ Label* GetExitLabel() { return &exit_label_; }
+
+ private:
+ Label entry_label_;
+ Label exit_label_;
+
+ DISALLOW_COPY_AND_ASSIGN(SlowPathCodeARM);
+};
+
+class NullCheckSlowPathARM : public SlowPathCodeARM {
public:
explicit NullCheckSlowPathARM(HNullCheck* instruction) : instruction_(instruction) {}
@@ -77,7 +91,7 @@ class NullCheckSlowPathARM : public SlowPathCode {
DISALLOW_COPY_AND_ASSIGN(NullCheckSlowPathARM);
};
-class StackOverflowCheckSlowPathARM : public SlowPathCode {
+class StackOverflowCheckSlowPathARM : public SlowPathCodeARM {
public:
StackOverflowCheckSlowPathARM() {}
@@ -91,12 +105,13 @@ class StackOverflowCheckSlowPathARM : public SlowPathCode {
DISALLOW_COPY_AND_ASSIGN(StackOverflowCheckSlowPathARM);
};
-class SuspendCheckSlowPathARM : public SlowPathCode {
+class SuspendCheckSlowPathARM : public SlowPathCodeARM {
public:
explicit SuspendCheckSlowPathARM(HSuspendCheck* instruction, HBasicBlock* successor)
: instruction_(instruction), successor_(successor) {}
virtual void EmitNativeCode(CodeGenerator* codegen) OVERRIDE {
+ CodeGeneratorARM* arm_codegen = down_cast<CodeGeneratorARM*>(codegen);
__ Bind(GetEntryLabel());
codegen->SaveLiveRegisters(instruction_->GetLocations());
int32_t offset = QUICK_ENTRYPOINT_OFFSET(kArmWordSize, pTestSuspend).Int32Value();
@@ -107,7 +122,7 @@ class SuspendCheckSlowPathARM : public SlowPathCode {
if (successor_ == nullptr) {
__ b(GetReturnLabel());
} else {
- __ b(codegen->GetLabelOf(successor_));
+ __ b(arm_codegen->GetLabelOf(successor_));
}
}
@@ -127,7 +142,7 @@ class SuspendCheckSlowPathARM : public SlowPathCode {
DISALLOW_COPY_AND_ASSIGN(SuspendCheckSlowPathARM);
};
-class BoundsCheckSlowPathARM : public SlowPathCode {
+class BoundsCheckSlowPathARM : public SlowPathCodeARM {
public:
BoundsCheckSlowPathARM(HBoundsCheck* instruction,
Location index_location,
@@ -137,7 +152,7 @@ class BoundsCheckSlowPathARM : public SlowPathCode {
length_location_(length_location) {}
virtual void EmitNativeCode(CodeGenerator* codegen) OVERRIDE {
- CodeGeneratorARM* arm_codegen = reinterpret_cast<CodeGeneratorARM*>(codegen);
+ CodeGeneratorARM* arm_codegen = down_cast<CodeGeneratorARM*>(codegen);
__ Bind(GetEntryLabel());
InvokeRuntimeCallingConvention calling_convention;
arm_codegen->Move32(Location::RegisterLocation(calling_convention.GetRegisterAt(0)), index_location_);
@@ -205,6 +220,7 @@ void CodeGeneratorARM::RestoreCoreRegister(Location stack_location, uint32_t reg
CodeGeneratorARM::CodeGeneratorARM(HGraph* graph)
: CodeGenerator(graph, kNumberOfCoreRegisters, kNumberOfDRegisters, kNumberOfRegisterPairs),
+ block_labels_(graph->GetArena(), 0),
location_builder_(graph, this),
instruction_visitor_(graph, this),
move_resolver_(graph->GetArena(), this),
@@ -313,7 +329,7 @@ void CodeGeneratorARM::GenerateFrameEntry() {
bool skip_overflow_check = IsLeafMethod() && !FrameNeedsStackCheck(GetFrameSize(), InstructionSet::kArm);
if (!skip_overflow_check) {
if (kExplicitStackOverflowCheck) {
- SlowPathCode* slow_path = new (GetGraph()->GetArena()) StackOverflowCheckSlowPathARM();
+ SlowPathCodeARM* slow_path = new (GetGraph()->GetArena()) StackOverflowCheckSlowPathARM();
AddSlowPath(slow_path);
__ LoadFromOffset(kLoadWord, IP, TR, Thread::StackEndOffset<kArmWordSize>().Int32Value());
@@ -339,8 +355,8 @@ void CodeGeneratorARM::GenerateFrameExit() {
__ PopList(1 << PC | 1 << R6 | 1 << R7);
}
-void CodeGeneratorARM::Bind(Label* label) {
- __ Bind(label);
+void CodeGeneratorARM::Bind(HBasicBlock* block) {
+ __ Bind(GetLabelOf(block));
}
Location CodeGeneratorARM::GetStackLocation(HLoadLocal* load) const {
@@ -1365,7 +1381,7 @@ void LocationsBuilderARM::VisitNullCheck(HNullCheck* instruction) {
}
void InstructionCodeGeneratorARM::VisitNullCheck(HNullCheck* instruction) {
- SlowPathCode* slow_path = new (GetGraph()->GetArena()) NullCheckSlowPathARM(instruction);
+ SlowPathCodeARM* slow_path = new (GetGraph()->GetArena()) NullCheckSlowPathARM(instruction);
codegen_->AddSlowPath(slow_path);
LocationSummary* locations = instruction->GetLocations();
@@ -1611,7 +1627,7 @@ void LocationsBuilderARM::VisitBoundsCheck(HBoundsCheck* instruction) {
void InstructionCodeGeneratorARM::VisitBoundsCheck(HBoundsCheck* instruction) {
LocationSummary* locations = instruction->GetLocations();
- SlowPathCode* slow_path = new (GetGraph()->GetArena()) BoundsCheckSlowPathARM(
+ SlowPathCodeARM* slow_path = new (GetGraph()->GetArena()) BoundsCheckSlowPathARM(
instruction, locations->InAt(0), locations->InAt(1));
codegen_->AddSlowPath(slow_path);
diff --git a/compiler/optimizing/code_generator_arm.h b/compiler/optimizing/code_generator_arm.h
index 874db0fd54..7c063f1728 100644
--- a/compiler/optimizing/code_generator_arm.h
+++ b/compiler/optimizing/code_generator_arm.h
@@ -140,7 +140,7 @@ class CodeGeneratorARM : public CodeGenerator {
virtual void GenerateFrameEntry() OVERRIDE;
virtual void GenerateFrameExit() OVERRIDE;
- virtual void Bind(Label* label) OVERRIDE;
+ virtual void Bind(HBasicBlock* block) OVERRIDE;
virtual void Move(HInstruction* instruction, Location location, HInstruction* move_for) OVERRIDE;
virtual void SaveCoreRegister(Location stack_location, uint32_t reg_id) OVERRIDE;
virtual void RestoreCoreRegister(Location stack_location, uint32_t reg_id) OVERRIDE;
@@ -187,7 +187,17 @@ class CodeGeneratorARM : public CodeGenerator {
// Emit a write barrier.
void MarkGCCard(Register temp, Register card, Register object, Register value);
+ Label* GetLabelOf(HBasicBlock* block) const {
+ return block_labels_.GetRawStorage() + block->GetBlockId();
+ }
+
+ virtual void Initialize() OVERRIDE {
+ block_labels_.SetSize(GetGraph()->GetBlocks().Size());
+ }
+
private:
+ // Labels for each block that will be compiled.
+ GrowableArray<Label> block_labels_;
LocationsBuilderARM location_builder_;
InstructionCodeGeneratorARM instruction_visitor_;
ParallelMoveResolverARM move_resolver_;
diff --git a/compiler/optimizing/code_generator_x86.cc b/compiler/optimizing/code_generator_x86.cc
index 5fc389569b..98d3ad4185 100644
--- a/compiler/optimizing/code_generator_x86.cc
+++ b/compiler/optimizing/code_generator_x86.cc
@@ -56,7 +56,21 @@ class InvokeRuntimeCallingConvention : public CallingConvention<Register, XmmReg
#define __ reinterpret_cast<X86Assembler*>(codegen->GetAssembler())->
-class NullCheckSlowPathX86 : public SlowPathCode {
+class SlowPathCodeX86 : public SlowPathCode {
+ public:
+ SlowPathCodeX86() : entry_label_(), exit_label_() {}
+
+ Label* GetEntryLabel() { return &entry_label_; }
+ Label* GetExitLabel() { return &exit_label_; }
+
+ private:
+ Label entry_label_;
+ Label exit_label_;
+
+ DISALLOW_COPY_AND_ASSIGN(SlowPathCodeX86);
+};
+
+class NullCheckSlowPathX86 : public SlowPathCodeX86 {
public:
explicit NullCheckSlowPathX86(HNullCheck* instruction) : instruction_(instruction) {}
@@ -71,7 +85,7 @@ class NullCheckSlowPathX86 : public SlowPathCode {
DISALLOW_COPY_AND_ASSIGN(NullCheckSlowPathX86);
};
-class StackOverflowCheckSlowPathX86 : public SlowPathCode {
+class StackOverflowCheckSlowPathX86 : public SlowPathCodeX86 {
public:
StackOverflowCheckSlowPathX86() {}
@@ -86,7 +100,7 @@ class StackOverflowCheckSlowPathX86 : public SlowPathCode {
DISALLOW_COPY_AND_ASSIGN(StackOverflowCheckSlowPathX86);
};
-class BoundsCheckSlowPathX86 : public SlowPathCode {
+class BoundsCheckSlowPathX86 : public SlowPathCodeX86 {
public:
BoundsCheckSlowPathX86(HBoundsCheck* instruction,
Location index_location,
@@ -94,7 +108,7 @@ class BoundsCheckSlowPathX86 : public SlowPathCode {
: instruction_(instruction), index_location_(index_location), length_location_(length_location) {}
virtual void EmitNativeCode(CodeGenerator* codegen) OVERRIDE {
- CodeGeneratorX86* x86_codegen = reinterpret_cast<CodeGeneratorX86*>(codegen);
+ CodeGeneratorX86* x86_codegen = down_cast<CodeGeneratorX86*>(codegen);
__ Bind(GetEntryLabel());
InvokeRuntimeCallingConvention calling_convention;
x86_codegen->Move32(Location::RegisterLocation(calling_convention.GetRegisterAt(0)), index_location_);
@@ -111,12 +125,13 @@ class BoundsCheckSlowPathX86 : public SlowPathCode {
DISALLOW_COPY_AND_ASSIGN(BoundsCheckSlowPathX86);
};
-class SuspendCheckSlowPathX86 : public SlowPathCode {
+class SuspendCheckSlowPathX86 : public SlowPathCodeX86 {
public:
explicit SuspendCheckSlowPathX86(HSuspendCheck* instruction, HBasicBlock* successor)
: instruction_(instruction), successor_(successor) {}
virtual void EmitNativeCode(CodeGenerator* codegen) OVERRIDE {
+ CodeGeneratorX86* x86_codegen = down_cast<CodeGeneratorX86*>(codegen);
__ Bind(GetEntryLabel());
codegen->SaveLiveRegisters(instruction_->GetLocations());
__ fs()->call(Address::Absolute(QUICK_ENTRYPOINT_OFFSET(kX86WordSize, pTestSuspend)));
@@ -125,7 +140,7 @@ class SuspendCheckSlowPathX86 : public SlowPathCode {
if (successor_ == nullptr) {
__ jmp(GetReturnLabel());
} else {
- __ jmp(codegen->GetLabelOf(successor_));
+ __ jmp(x86_codegen->GetLabelOf(successor_));
}
}
@@ -177,6 +192,7 @@ void CodeGeneratorX86::RestoreCoreRegister(Location stack_location, uint32_t reg
CodeGeneratorX86::CodeGeneratorX86(HGraph* graph)
: CodeGenerator(graph, kNumberOfCpuRegisters, kNumberOfXmmRegisters, kNumberOfRegisterPairs),
+ block_labels_(graph->GetArena(), 0),
location_builder_(graph, this),
instruction_visitor_(graph, this),
move_resolver_(graph->GetArena(), this) {}
@@ -276,7 +292,7 @@ void CodeGeneratorX86::GenerateFrameEntry() {
__ subl(ESP, Immediate(GetFrameSize() - kNumberOfPushedRegistersAtEntry * kX86WordSize));
if (!skip_overflow_check && kExplicitStackOverflowCheck) {
- SlowPathCode* slow_path = new (GetGraph()->GetArena()) StackOverflowCheckSlowPathX86();
+ SlowPathCodeX86* slow_path = new (GetGraph()->GetArena()) StackOverflowCheckSlowPathX86();
AddSlowPath(slow_path);
__ fs()->cmpl(ESP, Address::Absolute(Thread::StackEndOffset<kX86WordSize>()));
@@ -290,8 +306,8 @@ void CodeGeneratorX86::GenerateFrameExit() {
__ addl(ESP, Immediate(GetFrameSize() - kNumberOfPushedRegistersAtEntry * kX86WordSize));
}
-void CodeGeneratorX86::Bind(Label* label) {
- __ Bind(label);
+void CodeGeneratorX86::Bind(HBasicBlock* block) {
+ __ Bind(GetLabelOf(block));
}
void InstructionCodeGeneratorX86::LoadCurrentMethod(Register reg) {
@@ -1375,7 +1391,7 @@ void LocationsBuilderX86::VisitNullCheck(HNullCheck* instruction) {
}
void InstructionCodeGeneratorX86::VisitNullCheck(HNullCheck* instruction) {
- SlowPathCode* slow_path = new (GetGraph()->GetArena()) NullCheckSlowPathX86(instruction);
+ SlowPathCodeX86* slow_path = new (GetGraph()->GetArena()) NullCheckSlowPathX86(instruction);
codegen_->AddSlowPath(slow_path);
LocationSummary* locations = instruction->GetLocations();
@@ -1677,7 +1693,7 @@ void LocationsBuilderX86::VisitBoundsCheck(HBoundsCheck* instruction) {
void InstructionCodeGeneratorX86::VisitBoundsCheck(HBoundsCheck* instruction) {
LocationSummary* locations = instruction->GetLocations();
- SlowPathCode* slow_path = new (GetGraph()->GetArena()) BoundsCheckSlowPathX86(
+ SlowPathCodeX86* slow_path = new (GetGraph()->GetArena()) BoundsCheckSlowPathX86(
instruction, locations->InAt(0), locations->InAt(1));
codegen_->AddSlowPath(slow_path);
diff --git a/compiler/optimizing/code_generator_x86.h b/compiler/optimizing/code_generator_x86.h
index a1a72a2bd7..aa5fee00e0 100644
--- a/compiler/optimizing/code_generator_x86.h
+++ b/compiler/optimizing/code_generator_x86.h
@@ -142,7 +142,7 @@ class CodeGeneratorX86 : public CodeGenerator {
virtual void GenerateFrameEntry() OVERRIDE;
virtual void GenerateFrameExit() OVERRIDE;
- virtual void Bind(Label* label) OVERRIDE;
+ virtual void Bind(HBasicBlock* block) OVERRIDE;
virtual void Move(HInstruction* instruction, Location location, HInstruction* move_for) OVERRIDE;
virtual void SaveCoreRegister(Location stack_location, uint32_t reg_id) OVERRIDE;
virtual void RestoreCoreRegister(Location stack_location, uint32_t reg_id) OVERRIDE;
@@ -189,7 +189,17 @@ class CodeGeneratorX86 : public CodeGenerator {
// Emit a write barrier.
void MarkGCCard(Register temp, Register card, Register object, Register value);
+ Label* GetLabelOf(HBasicBlock* block) const {
+ return block_labels_.GetRawStorage() + block->GetBlockId();
+ }
+
+ virtual void Initialize() OVERRIDE {
+ block_labels_.SetSize(GetGraph()->GetBlocks().Size());
+ }
+
private:
+ // Labels for each block that will be compiled.
+ GrowableArray<Label> block_labels_;
LocationsBuilderX86 location_builder_;
InstructionCodeGeneratorX86 instruction_visitor_;
ParallelMoveResolverX86 move_resolver_;
diff --git a/compiler/optimizing/code_generator_x86_64.cc b/compiler/optimizing/code_generator_x86_64.cc
index 5781e7e07a..059ff3fa79 100644
--- a/compiler/optimizing/code_generator_x86_64.cc
+++ b/compiler/optimizing/code_generator_x86_64.cc
@@ -60,7 +60,21 @@ class InvokeRuntimeCallingConvention : public CallingConvention<Register, FloatR
#define __ reinterpret_cast<X86_64Assembler*>(codegen->GetAssembler())->
-class NullCheckSlowPathX86_64 : public SlowPathCode {
+class SlowPathCodeX86_64 : public SlowPathCode {
+ public:
+ SlowPathCodeX86_64() : entry_label_(), exit_label_() {}
+
+ Label* GetEntryLabel() { return &entry_label_; }
+ Label* GetExitLabel() { return &exit_label_; }
+
+ private:
+ Label entry_label_;
+ Label exit_label_;
+
+ DISALLOW_COPY_AND_ASSIGN(SlowPathCodeX86_64);
+};
+
+class NullCheckSlowPathX86_64 : public SlowPathCodeX86_64 {
public:
explicit NullCheckSlowPathX86_64(HNullCheck* instruction) : instruction_(instruction) {}
@@ -76,7 +90,7 @@ class NullCheckSlowPathX86_64 : public SlowPathCode {
DISALLOW_COPY_AND_ASSIGN(NullCheckSlowPathX86_64);
};
-class StackOverflowCheckSlowPathX86_64 : public SlowPathCode {
+class StackOverflowCheckSlowPathX86_64 : public SlowPathCodeX86_64 {
public:
StackOverflowCheckSlowPathX86_64() {}
@@ -92,12 +106,13 @@ class StackOverflowCheckSlowPathX86_64 : public SlowPathCode {
DISALLOW_COPY_AND_ASSIGN(StackOverflowCheckSlowPathX86_64);
};
-class SuspendCheckSlowPathX86_64 : public SlowPathCode {
+class SuspendCheckSlowPathX86_64 : public SlowPathCodeX86_64 {
public:
explicit SuspendCheckSlowPathX86_64(HSuspendCheck* instruction, HBasicBlock* successor)
: instruction_(instruction), successor_(successor) {}
virtual void EmitNativeCode(CodeGenerator* codegen) OVERRIDE {
+ CodeGeneratorX86_64* x64_codegen = down_cast<CodeGeneratorX86_64*>(codegen);
__ Bind(GetEntryLabel());
codegen->SaveLiveRegisters(instruction_->GetLocations());
__ gs()->call(Address::Absolute(QUICK_ENTRYPOINT_OFFSET(kX86_64WordSize, pTestSuspend), true));
@@ -106,7 +121,7 @@ class SuspendCheckSlowPathX86_64 : public SlowPathCode {
if (successor_ == nullptr) {
__ jmp(GetReturnLabel());
} else {
- __ jmp(codegen->GetLabelOf(successor_));
+ __ jmp(x64_codegen->GetLabelOf(successor_));
}
}
@@ -123,7 +138,7 @@ class SuspendCheckSlowPathX86_64 : public SlowPathCode {
DISALLOW_COPY_AND_ASSIGN(SuspendCheckSlowPathX86_64);
};
-class BoundsCheckSlowPathX86_64 : public SlowPathCode {
+class BoundsCheckSlowPathX86_64 : public SlowPathCodeX86_64 {
public:
BoundsCheckSlowPathX86_64(HBoundsCheck* instruction,
Location index_location,
@@ -133,7 +148,7 @@ class BoundsCheckSlowPathX86_64 : public SlowPathCode {
length_location_(length_location) {}
virtual void EmitNativeCode(CodeGenerator* codegen) OVERRIDE {
- CodeGeneratorX86_64* x64_codegen = reinterpret_cast<CodeGeneratorX86_64*>(codegen);
+ CodeGeneratorX86_64* x64_codegen = down_cast<CodeGeneratorX86_64*>(codegen);
__ Bind(GetEntryLabel());
InvokeRuntimeCallingConvention calling_convention;
x64_codegen->Move(Location::RegisterLocation(calling_convention.GetRegisterAt(0)), index_location_);
@@ -186,6 +201,7 @@ void CodeGeneratorX86_64::RestoreCoreRegister(Location stack_location, uint32_t
CodeGeneratorX86_64::CodeGeneratorX86_64(HGraph* graph)
: CodeGenerator(graph, kNumberOfCpuRegisters, kNumberOfFloatRegisters, 0),
+ block_labels_(graph->GetArena(), 0),
location_builder_(graph, this),
instruction_visitor_(graph, this),
move_resolver_(graph->GetArena(), this) {}
@@ -266,7 +282,7 @@ void CodeGeneratorX86_64::GenerateFrameEntry() {
Immediate(GetFrameSize() - kNumberOfPushedRegistersAtEntry * kX86_64WordSize));
if (!skip_overflow_check && kExplicitStackOverflowCheck) {
- SlowPathCode* slow_path = new (GetGraph()->GetArena()) StackOverflowCheckSlowPathX86_64();
+ SlowPathCodeX86_64* slow_path = new (GetGraph()->GetArena()) StackOverflowCheckSlowPathX86_64();
AddSlowPath(slow_path);
__ gs()->cmpq(CpuRegister(RSP),
@@ -282,8 +298,8 @@ void CodeGeneratorX86_64::GenerateFrameExit() {
Immediate(GetFrameSize() - kNumberOfPushedRegistersAtEntry * kX86_64WordSize));
}
-void CodeGeneratorX86_64::Bind(Label* label) {
- __ Bind(label);
+void CodeGeneratorX86_64::Bind(HBasicBlock* block) {
+ __ Bind(GetLabelOf(block));
}
void InstructionCodeGeneratorX86_64::LoadCurrentMethod(CpuRegister reg) {
@@ -1254,7 +1270,7 @@ void LocationsBuilderX86_64::VisitNullCheck(HNullCheck* instruction) {
}
void InstructionCodeGeneratorX86_64::VisitNullCheck(HNullCheck* instruction) {
- SlowPathCode* slow_path = new (GetGraph()->GetArena()) NullCheckSlowPathX86_64(instruction);
+ SlowPathCodeX86_64* slow_path = new (GetGraph()->GetArena()) NullCheckSlowPathX86_64(instruction);
codegen_->AddSlowPath(slow_path);
LocationSummary* locations = instruction->GetLocations();
@@ -1526,7 +1542,7 @@ void LocationsBuilderX86_64::VisitBoundsCheck(HBoundsCheck* instruction) {
void InstructionCodeGeneratorX86_64::VisitBoundsCheck(HBoundsCheck* instruction) {
LocationSummary* locations = instruction->GetLocations();
- SlowPathCode* slow_path = new (GetGraph()->GetArena()) BoundsCheckSlowPathX86_64(
+ SlowPathCodeX86_64* slow_path = new (GetGraph()->GetArena()) BoundsCheckSlowPathX86_64(
instruction, locations->InAt(0), locations->InAt(1));
codegen_->AddSlowPath(slow_path);
diff --git a/compiler/optimizing/code_generator_x86_64.h b/compiler/optimizing/code_generator_x86_64.h
index 288f3f61f9..5ac0189b55 100644
--- a/compiler/optimizing/code_generator_x86_64.h
+++ b/compiler/optimizing/code_generator_x86_64.h
@@ -144,7 +144,7 @@ class CodeGeneratorX86_64 : public CodeGenerator {
virtual void GenerateFrameEntry() OVERRIDE;
virtual void GenerateFrameExit() OVERRIDE;
- virtual void Bind(Label* label) OVERRIDE;
+ virtual void Bind(HBasicBlock* block) OVERRIDE;
virtual void Move(HInstruction* instruction, Location location, HInstruction* move_for) OVERRIDE;
virtual void SaveCoreRegister(Location stack_location, uint32_t reg_id) OVERRIDE;
virtual void RestoreCoreRegister(Location stack_location, uint32_t reg_id) OVERRIDE;
@@ -188,7 +188,17 @@ class CodeGeneratorX86_64 : public CodeGenerator {
// Helper method to move a value between two locations.
void Move(Location destination, Location source);
+ Label* GetLabelOf(HBasicBlock* block) const {
+ return block_labels_.GetRawStorage() + block->GetBlockId();
+ }
+
+ virtual void Initialize() OVERRIDE {
+ block_labels_.SetSize(GetGraph()->GetBlocks().Size());
+ }
+
private:
+ // Labels for each block that will be compiled.
+ GrowableArray<Label> block_labels_;
LocationsBuilderX86_64 location_builder_;
InstructionCodeGeneratorX86_64 instruction_visitor_;
ParallelMoveResolverX86_64 move_resolver_;
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-11-01 11:26:04 +0000