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Unified Diff: src/ppc/lithium-codegen-ppc.h

Issue 571173003: PowerPC specific sub-directories (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Address comments Created 6 years, 1 month ago
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Index: src/ppc/lithium-codegen-ppc.h
diff --git a/src/arm/lithium-codegen-arm.h b/src/ppc/lithium-codegen-ppc.h
similarity index 66%
copy from src/arm/lithium-codegen-arm.h
copy to src/ppc/lithium-codegen-ppc.h
index 65cc213453b9ed581573225bf00a6c0b4e2b7cff..8ae3b3c5d37c071f1a933a0b5497bd5fad51597d 100644
--- a/src/arm/lithium-codegen-arm.h
+++ b/src/ppc/lithium-codegen-ppc.h
@@ -1,13 +1,13 @@
-// Copyright 2012 the V8 project authors. All rights reserved.
+// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
-#ifndef V8_ARM_LITHIUM_CODEGEN_ARM_H_
-#define V8_ARM_LITHIUM_CODEGEN_ARM_H_
+#ifndef V8_PPC_LITHIUM_CODEGEN_PPC_H_
+#define V8_PPC_LITHIUM_CODEGEN_PPC_H_
-#include "src/arm/lithium-arm.h"
+#include "src/ppc/lithium-ppc.h"
-#include "src/arm/lithium-gap-resolver-arm.h"
+#include "src/ppc/lithium-gap-resolver-ppc.h"
#include "src/deoptimizer.h"
#include "src/lithium-codegen.h"
#include "src/safepoint-table.h"
@@ -21,7 +21,7 @@ namespace internal {
class LDeferredCode;
class SafepointGenerator;
-class LCodeGen: public LCodeGenBase {
+class LCodeGen : public LCodeGenBase {
public:
LCodeGen(LChunk* chunk, MacroAssembler* assembler, CompilationInfo* info)
: LCodeGenBase(chunk, assembler, info),
@@ -50,10 +50,8 @@ class LCodeGen: public LCodeGenBase {
}
bool NeedsEagerFrame() const {
- return GetStackSlotCount() > 0 ||
- info()->is_non_deferred_calling() ||
- !info()->IsStub() ||
- info()->requires_frame();
+ return GetStackSlotCount() > 0 || info()->is_non_deferred_calling() ||
+ !info()->IsStub() || info()->requires_frame();
}
bool NeedsDeferredFrame() const {
return !NeedsEagerFrame() && info()->is_deferred_calling();
@@ -70,14 +68,14 @@ class LCodeGen: public LCodeGenBase {
// LOperand is loaded into scratch, unless already a register.
Register EmitLoadRegister(LOperand* op, Register scratch);
+ // LConstantOperand must be an Integer32 or Smi
+ void EmitLoadIntegerConstant(LConstantOperand* const_op, Register dst);
+
// LOperand must be a double register.
- DwVfpRegister ToDoubleRegister(LOperand* op) const;
+ DoubleRegister ToDoubleRegister(LOperand* op) const;
- // LOperand is loaded into dbl_scratch, unless already a double register.
- DwVfpRegister EmitLoadDoubleRegister(LOperand* op,
- SwVfpRegister flt_scratch,
- DwVfpRegister dbl_scratch);
- int32_t ToRepresentation(LConstantOperand* op, const Representation& r) const;
+ intptr_t ToRepresentation(LConstantOperand* op,
+ const Representation& r) const;
int32_t ToInteger32(LConstantOperand* op) const;
Smi* ToSmi(LConstantOperand* op) const;
double ToDouble(LConstantOperand* op) const;
@@ -103,10 +101,8 @@ class LCodeGen: public LCodeGenBase {
void DoDeferredNumberTagD(LNumberTagD* instr);
enum IntegerSignedness { SIGNED_INT32, UNSIGNED_INT32 };
- void DoDeferredNumberTagIU(LInstruction* instr,
- LOperand* value,
- LOperand* temp1,
- LOperand* temp2,
+ void DoDeferredNumberTagIU(LInstruction* instr, LOperand* value,
+ LOperand* temp1, LOperand* temp2,
IntegerSignedness signedness);
void DoDeferredTaggedToI(LTaggedToI* instr);
@@ -116,29 +112,24 @@ class LCodeGen: public LCodeGenBase {
void DoDeferredStringCharFromCode(LStringCharFromCode* instr);
void DoDeferredAllocate(LAllocate* instr);
void DoDeferredInstanceOfKnownGlobal(LInstanceOfKnownGlobal* instr,
- Label* map_check, Label* bool_load);
+ Label* map_check);
void DoDeferredInstanceMigration(LCheckMaps* instr, Register object);
- void DoDeferredLoadMutableDouble(LLoadFieldByIndex* instr,
- Register result,
- Register object,
- Register index);
+ void DoDeferredLoadMutableDouble(LLoadFieldByIndex* instr, Register result,
+ Register object, Register index);
// Parallel move support.
void DoParallelMove(LParallelMove* move);
void DoGap(LGap* instr);
- MemOperand PrepareKeyedOperand(Register key,
- Register base,
- bool key_is_constant,
- int constant_key,
- int element_size,
- int shift_size,
+ MemOperand PrepareKeyedOperand(Register key, Register base,
+ bool key_is_constant, bool key_is_tagged,
+ int constant_key, int element_size_shift,
int base_offset);
// Emit frame translation commands for an environment.
void WriteTranslation(LEnvironment* environment, Translation* translation);
- // Declare methods that deal with the individual node types.
+// Declare methods that deal with the individual node types.
#define DECLARE_DO(type) void Do##type(L##type* node);
LITHIUM_CONCRETE_INSTRUCTION_LIST(DECLARE_DO)
#undef DECLARE_DO
@@ -148,17 +139,14 @@ class LCodeGen: public LCodeGenBase {
Scope* scope() const { return scope_; }
- Register scratch0() { return r9; }
- LowDwVfpRegister double_scratch0() { return kScratchDoubleReg; }
+ Register scratch0() { return r11; }
+ DoubleRegister double_scratch0() { return kScratchDoubleReg; }
LInstruction* GetNextInstruction();
- void EmitClassOfTest(Label* if_true,
- Label* if_false,
- Handle<String> class_name,
- Register input,
- Register temporary,
- Register temporary2);
+ void EmitClassOfTest(Label* if_true, Label* if_false,
+ Handle<String> class_name, Register input,
+ Register temporary, Register temporary2);
int GetStackSlotCount() const { return chunk()->spill_slot_count(); }
@@ -183,51 +171,32 @@ class LCodeGen: public LCodeGenBase {
RECORD_SAFEPOINT_WITH_REGISTERS_AND_NO_ARGUMENTS
};
- int CallCodeSize(Handle<Code> code, RelocInfo::Mode mode);
-
- void CallCode(
- Handle<Code> code,
- RelocInfo::Mode mode,
- LInstruction* instr,
- TargetAddressStorageMode storage_mode = CAN_INLINE_TARGET_ADDRESS);
+ void CallCode(Handle<Code> code, RelocInfo::Mode mode, LInstruction* instr);
- void CallCodeGeneric(
- Handle<Code> code,
- RelocInfo::Mode mode,
- LInstruction* instr,
- SafepointMode safepoint_mode,
- TargetAddressStorageMode storage_mode = CAN_INLINE_TARGET_ADDRESS);
+ void CallCodeGeneric(Handle<Code> code, RelocInfo::Mode mode,
+ LInstruction* instr, SafepointMode safepoint_mode);
- void CallRuntime(const Runtime::Function* function,
- int num_arguments,
+ void CallRuntime(const Runtime::Function* function, int num_arguments,
LInstruction* instr,
SaveFPRegsMode save_doubles = kDontSaveFPRegs);
- void CallRuntime(Runtime::FunctionId id,
- int num_arguments,
+ void CallRuntime(Runtime::FunctionId id, int num_arguments,
LInstruction* instr) {
const Runtime::Function* function = Runtime::FunctionForId(id);
CallRuntime(function, num_arguments, instr);
}
void LoadContextFromDeferred(LOperand* context);
- void CallRuntimeFromDeferred(Runtime::FunctionId id,
- int argc,
- LInstruction* instr,
- LOperand* context);
-
- enum R1State {
- R1_UNINITIALIZED,
- R1_CONTAINS_TARGET
- };
+ void CallRuntimeFromDeferred(Runtime::FunctionId id, int argc,
+ LInstruction* instr, LOperand* context);
+
+ enum R4State { R4_UNINITIALIZED, R4_CONTAINS_TARGET };
// Generate a direct call to a known function. Expects the function
- // to be in r1.
+ // to be in r4.
void CallKnownFunction(Handle<JSFunction> function,
- int formal_parameter_count,
- int arity,
- LInstruction* instr,
- R1State r1_state);
+ int formal_parameter_count, int arity,
+ LInstruction* instr, R4State r4_state);
void RecordSafepointWithLazyDeopt(LInstruction* instr,
SafepointMode safepoint_mode);
@@ -235,15 +204,13 @@ class LCodeGen: public LCodeGenBase {
void RegisterEnvironmentForDeoptimization(LEnvironment* environment,
Safepoint::DeoptMode mode);
void DeoptimizeIf(Condition condition, LInstruction* instr,
- const char* detail, Deoptimizer::BailoutType bailout_type);
+ const char* detail, Deoptimizer::BailoutType bailout_type,
+ CRegister cr = cr7);
void DeoptimizeIf(Condition condition, LInstruction* instr,
- const char* detail);
+ const char* detail, CRegister cr = cr7);
- void AddToTranslation(LEnvironment* environment,
- Translation* translation,
- LOperand* op,
- bool is_tagged,
- bool is_uint32,
+ void AddToTranslation(LEnvironment* environment, Translation* translation,
+ LOperand* op, bool is_tagged, bool is_uint32,
int* object_index_pointer,
int* dematerialized_index_pointer);
void PopulateDeoptimizationData(Handle<Code> code);
@@ -252,60 +219,54 @@ class LCodeGen: public LCodeGenBase {
void PopulateDeoptimizationLiteralsWithInlinedFunctions();
Register ToRegister(int index) const;
- DwVfpRegister ToDoubleRegister(int index) const;
+ DoubleRegister ToDoubleRegister(int index) const;
- MemOperand BuildSeqStringOperand(Register string,
- LOperand* index,
+ MemOperand BuildSeqStringOperand(Register string, LOperand* index,
String::Encoding encoding);
- void EmitIntegerMathAbs(LMathAbs* instr);
+ void EmitMathAbs(LMathAbs* instr);
+#if V8_TARGET_ARCH_PPC64
+ void EmitInteger32MathAbs(LMathAbs* instr);
+#endif
// Support for recording safepoint and position information.
- void RecordSafepoint(LPointerMap* pointers,
- Safepoint::Kind kind,
- int arguments,
- Safepoint::DeoptMode mode);
+ void RecordSafepoint(LPointerMap* pointers, Safepoint::Kind kind,
+ int arguments, Safepoint::DeoptMode mode);
void RecordSafepoint(LPointerMap* pointers, Safepoint::DeoptMode mode);
void RecordSafepoint(Safepoint::DeoptMode mode);
- void RecordSafepointWithRegisters(LPointerMap* pointers,
- int arguments,
+ void RecordSafepointWithRegisters(LPointerMap* pointers, int arguments,
Safepoint::DeoptMode mode);
void RecordAndWritePosition(int position) OVERRIDE;
- static Condition TokenToCondition(Token::Value op, bool is_unsigned);
+ static Condition TokenToCondition(Token::Value op);
void EmitGoto(int block);
// EmitBranch expects to be the last instruction of a block.
- template<class InstrType>
- void EmitBranch(InstrType instr, Condition condition);
- template<class InstrType>
- void EmitFalseBranch(InstrType instr, Condition condition);
+ template <class InstrType>
+ void EmitBranch(InstrType instr, Condition condition, CRegister cr = cr7);
+ template <class InstrType>
+ void EmitFalseBranch(InstrType instr, Condition condition,
+ CRegister cr = cr7);
void EmitNumberUntagD(LNumberUntagD* instr, Register input,
- DwVfpRegister result, NumberUntagDMode mode);
+ DoubleRegister result, NumberUntagDMode mode);
// Emits optimized code for typeof x == "y". Modifies input register.
// Returns the condition on which a final split to
// true and false label should be made, to optimize fallthrough.
- Condition EmitTypeofIs(Label* true_label,
- Label* false_label,
- Register input,
+ Condition EmitTypeofIs(Label* true_label, Label* false_label, Register input,
Handle<String> type_name);
// Emits optimized code for %_IsObject(x). Preserves input register.
// Returns the condition on which a final split to
// true and false label should be made, to optimize fallthrough.
- Condition EmitIsObject(Register input,
- Register temp1,
- Label* is_not_object,
+ Condition EmitIsObject(Register input, Register temp1, Label* is_not_object,
Label* is_object);
// Emits optimized code for %_IsString(x). Preserves input register.
// Returns the condition on which a final split to
// true and false label should be made, to optimize fallthrough.
- Condition EmitIsString(Register input,
- Register temp1,
- Label* is_not_string,
+ Condition EmitIsString(Register input, Register temp1, Label* is_not_string,
SmiCheck check_needed);
// Emits optimized code for %_IsConstructCall().
@@ -314,11 +275,8 @@ class LCodeGen: public LCodeGenBase {
// Emits optimized code to deep-copy the contents of statically known
// object graphs (e.g. object literal boilerplate).
- void EmitDeepCopy(Handle<JSObject> object,
- Register result,
- Register source,
- int* offset,
- AllocationSiteMode mode);
+ void EmitDeepCopy(Handle<JSObject> object, Register result, Register source,
+ int* offset, AllocationSiteMode mode);
void EnsureSpaceForLazyDeopt(int space_needed) OVERRIDE;
void DoLoadKeyedExternalArray(LLoadKeyed* instr);
@@ -357,12 +315,14 @@ class LCodeGen: public LCodeGenBase {
DCHECK(codegen_->info()->is_calling());
DCHECK(codegen_->expected_safepoint_kind_ == Safepoint::kSimple);
codegen_->expected_safepoint_kind_ = Safepoint::kWithRegisters;
- codegen_->masm_->PushSafepointRegisters();
+ StoreRegistersStateStub stub(codegen_->isolate());
+ codegen_->masm_->CallStub(&stub);
}
~PushSafepointRegistersScope() {
DCHECK(codegen_->expected_safepoint_kind_ == Safepoint::kWithRegisters);
- codegen_->masm_->PopSafepointRegisters();
+ RestoreRegistersStateStub stub(codegen_->isolate());
+ codegen_->masm_->CallStub(&stub);
codegen_->expected_safepoint_kind_ = Safepoint::kSimple;
}
@@ -406,7 +366,7 @@ class LDeferredCode : public ZoneObject {
Label* external_exit_;
int instruction_index_;
};
+}
+} // namespace v8::internal
-} } // namespace v8::internal
-
-#endif // V8_ARM_LITHIUM_CODEGEN_ARM_H_
+#endif // V8_PPC_LITHIUM_CODEGEN_PPC_H_
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