Finish separation of testing from sel_ldr validation. Also, automate

src/trusted/validator_arm/gen/arm32_decode.h

+
+
 /*
  * Copyright 2012 The Native Client Authors.  All rights reserved.
  * Use of this source code is governed by a BSD-style license that can
  * be found in the LICENSE file.
  */
 
-/*
- * DO NOT EDIT: GENERATED CODE
- */
+// DO NOT EDIT: GENERATED CODE
+
 
 #ifndef NATIVE_CLIENT_SRC_TRUSTED_VALIDATOR_ARM_GEN_ARM32_DECODE_H_
 #define NATIVE_CLIENT_SRC_TRUSTED_VALIDATOR_ARM_GEN_ARM32_DECODE_H_
 
 #include "native_client/src/trusted/validator_arm/decode.h"
+#include "native_client/src/trusted/validator_arm/inst_classes.h"
 
 namespace nacl_arm_dec {
 
-/*
- * Defines a stateless decoder class selector for instructions
- */
-/*
- * Define the class decoders used by this decoder state.
- */
+// Defines a stateless decoder class selector for instructions.
 class Arm32DecoderState : DecoderState {
  public:
-  // Generates an instance of a decoder state.
-  explicit Arm32DecoderState();
-  virtual ~Arm32DecoderState();
-  
-  // Parses the given instruction, returning the decoder to use.
-  virtual const class ClassDecoder &decode(const Instruction) const;
-  
-  // Define the decoders to use in this decoder state
+   explicit Arm32DecoderState();
+   virtual ~Arm32DecoderState();
+
+   // Parses the given instruction, returning the decoder to use.
+   virtual const ClassDecoder& decode(const Instruction) const;
+
+ private:
+
+  inline const ClassDecoder& decode_ARMv7(

[robertm, 2012/04/17 17:12:19]

can these be static?

[Karl, 2012/04/17 19:28:31]

The need to refer to the instance fields, which are created once (up front),
rather than each time one is returned. I don't really see how we can make these
static. I did add a comment to better describe these.

+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_branch_block_xfer(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_dp_immed(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_dp_misc(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_dp_reg(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_dp_reg_shifted(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_extra_load_store(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_half_mult(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_load_store_word_byte(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_media(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_misc(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_misc_hints_simd(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_msr_and_hints(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_mult(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_pack_sat_rev(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_parallel_add_sub(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_sat_add_sub(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_signed_mult(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_simd_dp(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_simd_dp_1imm(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_simd_dp_2misc(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_simd_dp_2scalar(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_simd_dp_2shift(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_simd_dp_3diff(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_simd_dp_3same(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_simd_load_store(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_simd_load_store_l0(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_simd_load_store_l1(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_super_cop(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_sync(
+      const Instruction insn) const;
+
+  inline const ClassDecoder& decode_unconditional(
+      const Instruction insn) const;
+
+  Binary3RegisterShiftedTest Binary3RegisterShiftedTest_instance_;

[robertm, 2012/04/17 17:12:19]

add high level comment about instance variables 

[Karl, 2012/04/17 19:28:31]

Done.

+
+  Binary4RegisterShiftedOp Binary4RegisterShiftedOp_instance_;
+
+  Branch Branch_instance_;
+
+  Breakpoint Breakpoint_instance_;
+
+  BxBlx BxBlx_instance_;
+
   CoprocessorOp CoprocessorOp_instance_;
+
+  DataProc DataProc_instance_;
+
+  Deprecated Deprecated_instance_;
+
+  EffectiveNoOp EffectiveNoOp_instance_;
+
+  Forbidden Forbidden_instance_;
+
   ImmediateBic ImmediateBic_instance_;
+
+  LoadCoprocessor LoadCoprocessor_instance_;
+
+  LoadDoubleExclusive LoadDoubleExclusive_instance_;
+
+  LoadDoubleI LoadDoubleI_instance_;
+
+  LoadDoubleR LoadDoubleR_instance_;
+
+  LoadExclusive LoadExclusive_instance_;
+
+  LoadImmediate LoadImmediate_instance_;
+
   LoadMultiple LoadMultiple_instance_;
-  LoadCoprocessor LoadCoprocessor_instance_;
-  LoadDoubleExclusive LoadDoubleExclusive_instance_;
-  Branch Branch_instance_;
+
+  LoadRegister LoadRegister_instance_;
+
+  LongMultiply LongMultiply_instance_;
+
+  MoveDoubleFromCoprocessor MoveDoubleFromCoprocessor_instance_;
+
+  MoveFromCoprocessor MoveFromCoprocessor_instance_;
+
+  MoveToStatusRegister MoveToStatusRegister_instance_;
+
+  Multiply Multiply_instance_;
+
+  PackSatRev PackSatRev_instance_;
+
+  Roadblock Roadblock_instance_;
+
+  SatAddSub SatAddSub_instance_;
+
+  StoreCoprocessor StoreCoprocessor_instance_;
+
+  StoreExclusive StoreExclusive_instance_;
+
+  StoreImmediate StoreImmediate_instance_;
+
+  StoreRegister StoreRegister_instance_;
+
   Test Test_instance_;
-  StoreRegister StoreRegister_instance_;
-  MoveDoubleFromCoprocessor MoveDoubleFromCoprocessor_instance_;
+
   TestImmediate TestImmediate_instance_;
-  BxBlx BxBlx_instance_;
-  EffectiveNoOp EffectiveNoOp_instance_;
-  LongMultiply LongMultiply_instance_;
-  Binary4RegisterShiftedOp Binary4RegisterShiftedOp_instance_;
-  Breakpoint Breakpoint_instance_;
-  Multiply Multiply_instance_;
-  PackSatRev PackSatRev_instance_;
-  LoadExclusive LoadExclusive_instance_;
+
+  Unary3RegisterShiftedOp Unary3RegisterShiftedOp_instance_;
+
+  Undefined Undefined_instance_;
+
+  Unpredictable Unpredictable_instance_;
+
+  VectorLoad VectorLoad_instance_;
+
   VectorStore VectorStore_instance_;
-  Unary3RegisterShiftedOp Unary3RegisterShiftedOp_instance_;
-  Undefined Undefined_instance_;
-  DataProc DataProc_instance_;
-  Deprecated Deprecated_instance_;
-  LoadImmediate LoadImmediate_instance_;
-  StoreCoprocessor StoreCoprocessor_instance_;
-  Roadblock Roadblock_instance_;
-  LoadDoubleR LoadDoubleR_instance_;
-  StoreExclusive StoreExclusive_instance_;
-  StoreImmediate StoreImmediate_instance_;
-  MoveFromCoprocessor MoveFromCoprocessor_instance_;
-  LoadRegister LoadRegister_instance_;
-  LoadDoubleI LoadDoubleI_instance_;
-  Binary3RegisterShiftedTest Binary3RegisterShiftedTest_instance_;
-  Unpredictable Unpredictable_instance_;
-  Forbidden Forbidden_instance_;
-  VectorLoad VectorLoad_instance_;
-  MoveToStatusRegister MoveToStatusRegister_instance_;
-  SatAddSub SatAddSub_instance_;
-  
- private:
-  // Don't allow the following!
-  explicit Arm32DecoderState(const Arm32DecoderState&);
-  void operator=(const Arm32DecoderState&);
+
 };
 
-}  // namespace
+}  // namespace nacl_arm_dec
 #endif  // NATIVE_CLIENT_SRC_TRUSTED_VALIDATOR_ARM_GEN_ARM32_DECODE_H_