dart::DoubleToIntegerSlowPath Class Reference

#include <flow_graph_compiler.h>

Inheritance diagram for dart::DoubleToIntegerSlowPath:

Public Member Functions
	DoubleToIntegerSlowPath (DoubleToIntegerInstr *instruction, FpuRegister value_reg)
virtual void	EmitNativeCode (FlowGraphCompiler *compiler)
Public Member Functions inherited from dart::TemplateSlowPathCode< DoubleToIntegerInstr >
	TemplateSlowPathCode (DoubleToIntegerInstr *instruction)
DoubleToIntegerInstr *	instruction () const
Public Member Functions inherited from dart::SlowPathCode
	SlowPathCode (Instruction *instruction)
virtual	~SlowPathCode ()
Instruction *	instruction () const
compiler::Label *	entry_label ()
compiler::Label *	exit_label ()
void	GenerateCode (FlowGraphCompiler *compiler)
Public Member Functions inherited from dart::ZoneAllocated
	ZoneAllocated ()
void *	operator new (size_t size)
void *	operator new (size_t size, Zone *zone)
void	operator delete (void *pointer)

Detailed Description

Definition at line 201 of file flow_graph_compiler.h.

Constructor & Destructor Documentation

DoubleToIntegerSlowPath()

dart::DoubleToIntegerSlowPath::DoubleToIntegerSlowPath ( DoubleToIntegerInstr *  instruction, FpuRegister  value_reg  )

inline

Definition at line 204 of file flow_graph_compiler.h.

      : TemplateSlowPathCode(instruction), value_reg_(value_reg) {}

Member Function Documentation

EmitNativeCode()

void dart::DoubleToIntegerSlowPath::EmitNativeCode ( FlowGraphCompiler *  compiler )

virtual

Implements dart::SlowPathCode.

Definition at line 6332 of file il.cc.

                                                                        {
  __ Comment("DoubleToIntegerSlowPath");
  __ Bind(entry_label());
 
  LocationSummary* locs = instruction()->locs();
  locs->live_registers()->Remove(locs->out(0));
 
  compiler->SaveLiveRegisters(locs);
 
  auto slow_path_env =
      compiler->SlowPathEnvironmentFor(instruction(), /*num_slow_path_args=*/0);
 
  __ MoveUnboxedDouble(DoubleToIntegerStubABI::kInputReg, value_reg_);
  __ LoadImmediate(
      DoubleToIntegerStubABI::kRecognizedKindReg,
      compiler::target::ToRawSmi(instruction()->recognized_kind()));
  compiler->GenerateStubCall(instruction()->source(),
                             StubCode::DoubleToInteger(),
                             UntaggedPcDescriptors::kOther, locs,
                             instruction()->deopt_id(), slow_path_env);
  __ MoveRegister(instruction()->locs()->out(0).reg(),
                  DoubleToIntegerStubABI::kResultReg);
  compiler->RestoreLiveRegisters(instruction()->locs());
  __ Jump(exit_label());
}

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The documentation for this class was generated from the following files:

• third_party/dart-lang/sdk/runtime/vm/compiler/backend/flow_graph_compiler.h
• third_party/dart-lang/sdk/runtime/vm/compiler/backend/il.cc