Delete old x86 validator.

src/trusted/validator/x86/ncval_reg_sfi/ncvalidate_utils.h

Index: src/trusted/validator/x86/ncval_reg_sfi/ncvalidate_utils.h
diff --git a/src/trusted/validator/x86/ncval_reg_sfi/ncvalidate_utils.h b/src/trusted/validator/x86/ncval_reg_sfi/ncvalidate_utils.h
deleted file mode 100644
index 465a1bd961cdb493dfaf987126789bd51133d39f..0000000000000000000000000000000000000000
--- a/src/trusted/validator/x86/ncval_reg_sfi/ncvalidate_utils.h
+++ /dev/null
@@ -1,123 +0,0 @@
-/*
- * Copyright (c) 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.
- */
-
-/* Some useful utilities for validator patterns. */
-
-#ifndef NATIVE_CLIENT_SRC_TRUSTED_VALIDATOR_X86_NCVAL_REG_SFI_NCVALIDATE_UTILS_H__
-#define NATIVE_CLIENT_SRC_TRUSTED_VALIDATOR_X86_NCVAL_REG_SFI_NCVALIDATE_UTILS_H__
-
-#include "native_client/src/trusted/validator/x86/decoder/ncopcode_desc.h"
-
-struct NaClInstState;
-struct NaClExpVector;
-struct NaClDecodeTables;
-struct NaClValidatorState;
-
-/* Special flag set to find set/use of an operand. */
-extern const NaClOpFlags NaClOpSetOrUse;
-
-/* Returns true if the instruction is a binary operation with
- * the given mnemonic name, and whose arguments are the given registers.
- *
- * Parameters:
- *   inst - The opcode corresponding to the instruction to check.
- *   name - The mnemonic name of the instruction.
- *   vector - The expression vector corresponding to the instruction to check.
- *   reg_1 - The register expected as the first argument
- *   reg_2 - The register expected as the second argument.
- */
-Bool NaClIsBinaryUsingRegisters(const NaClInst* inst,
-                                NaClMnemonic name,
-                                struct NaClExpVector* vector,
-                                NaClOpKind reg_1,
-                                NaClOpKind reg_2);
-
-/* Returns true if the instruction corresponds to a binary operation whose
- * result is put into REG_SET, and the resulst is computed using the values in
- * REG_SET and REG_USE.
- *
- * Parameters:
- *   inst - The opcode corresponding to the instruction to check.
- *   name - The mnemonic name of the binary operation.
- *   vector - The expression vector corresponding to the instruction to check.
- *   reg_set - The register set by the binary operation.
- *   reg_use - The register whose value is used (along with reg_set) to generate
- *             the or value.
- */
-Bool NaClIsBinarySetUsingRegisters(const struct NaClDecodeTables* tables,
-                                   const NaClInst* opcode,
-                                   NaClMnemonic name,
-                                   struct NaClExpVector* vector,
-                                   NaClOpKind reg_1,
-                                   NaClOpKind reg_2);
-
-/* Returns true if the instruction corresponds to a move from
- * REG_USE to REG_SET.
- *
- * Parameters:
- *   inst - The opcode corresponding to the instruction to check.
- *   vector - The expression vector corresponding to the instruction to check.
- *   reg_set - The register set by the move.
- *   reg_use - The register whose value is used to define the set.
- */
-Bool NaClIsMovUsingRegisters(const struct NaClDecodeTables* tables,
-                             const NaClInst* inst,
-                             struct NaClExpVector* vector,
-                             NaClOpKind reg_set,
-                             NaClOpKind reg_use);
-
-/* Returns true if the given instruction's first operand corresponds to
- * a set of the register with the given name.
- *
- * Parameters:
- *   state - The instruction state to check.
- *   reg_name - The name of the register to check if set.
- */
-Bool NaClOperandOneIsRegisterSet(struct NaClInstState* state,
-                                 NaClOpKind reg_name);
-
-/* Returns true if the given instruction's first operand corresponds to
- * a 32-bit value that is zero extended.
- *
- * Parameters:
- *   state - The instruction state to check.
- */
-Bool NaClOperandOneZeroExtends(struct NaClInstState* state);
-
-/* Applies the precondition "ZeroExtends(reg32)" to the specified instruction.
- * That is, returns true if the "distance" previous instruction
- * is binary where the first operand is a register set on the given register,
- * and the second operand corresponds to a 32-bit value that is zero extended.
- */
-Bool NaClAssignsRegisterWithZeroExtends32(
-    struct NaClValidatorState* state, /* Validator state associated with
-                                       * the current instruction.
-                                       */
-    size_t distance,                  /* Number of instruction to look back for
-                                       * zero-extending instruction.
-                                       */
-    NaClOpKind reg32);                /* 32-bit register that gets extended
-                                        * by the specified instruction.
-                                       */
-
-/* Applies the precondition "ZeroExtends(reg32)" to the specified instruction.
- * That is, returns true if the "distance" previous instruction
- * is binary where the first operand is the corresponding 32-bit register
- * of the given 64-bit register, and the second operand corresponds to a
- * 32-bit value that is zero extended.
- */
-Bool NaClAssignsRegisterWithZeroExtends64(
-    struct NaClValidatorState* state, /* Validator state associated with
-                                       * the current instruction.
-                                       */
-    size_t distance,                  /* Number of instruction to look back for
-                                       * zero-extending instruction.
-                                       */
-    NaClOpKind reg64);                /* 64-bit register that gets extended
-                                        * by the specified instruction.
-                                       */
-
-#endif  /* NATIVE_CLIENT_SRC_TRUSTED_VALIDATOR_X86_NCVAL_REG_SFI_NCVALIDATE_UTILS_H__ */