text: /*
   * Copyright 2015 Tilera Corporation. All Rights Reserved.
   *
   *   This program is free software; you can redistribute it and/or
   *   modify it under the terms of the GNU General Public License
   *   as published by the Free Software Foundation, version 2.
   *
   *   This program is distributed in the hope that it will be useful, but
   *   WITHOUT ANY WARRANTY; without even the implied warranty of
   *   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
   *   NON INFRINGEMENT.  See the GNU General Public License for
   *   more details.
   */
  
  #ifndef _ASM_TILE_JUMP_LABEL_H
  #define _ASM_TILE_JUMP_LABEL_H
  
  #include <arch/opcode.h>
  
  #define JUMP_LABEL_NOP_SIZE	TILE_BUNDLE_SIZE_IN_BYTES
  
  static __always_inline bool arch_static_branch(struct static_key *key,
  					       bool branch)
  {
  	asm_volatile_goto("1:\n\t"
  		"nop" "\n\t"
  		".pushsection __jump_table,  \"aw\"\n\t"
  		".quad 1b, %l[l_yes], %0 + %1 \n\t"
  		".popsection\n\t"
  		: :  "i" (key), "i" (branch) : : l_yes);
  	return false;
  l_yes:
  	return true;
  }
  
  static __always_inline bool arch_static_branch_jump(struct static_key *key,
  						    bool branch)
  {
  	asm_volatile_goto("1:\n\t"
  		"j %l[l_yes]" "\n\t"
  		".pushsection __jump_table,  \"aw\"\n\t"
  		".quad 1b, %l[l_yes], %0 + %1 \n\t"
  		".popsection\n\t"
  		: :  "i" (key), "i" (branch) : : l_yes);
  	return false;
  l_yes:
  	return true;
  }
  
  typedef u64 jump_label_t;
  
  struct jump_entry {
  	jump_label_t code;
  	jump_label_t target;
  	jump_label_t key;
  };
  
  #endif /* _ASM_TILE_JUMP_LABEL_H */
  