tools/perf/util/intel-pt-decoder/intel-pt-log.h

   1 /*
   2  * intel_pt_log.h: Intel Processor Trace support
   3  * Copyright (c) 2013-2014, Intel Corporation.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms and conditions of the GNU General Public License,
   7  * version 2, as published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12  * more details.
  13  *
  14  */
  15
  16 #ifndef INCLUDE__INTEL_PT_LOG_H__
  17 #define INCLUDE__INTEL_PT_LOG_H__
  18
  19 #include <linux/compiler.h>
  20 #include <stdint.h>
  21 #include <inttypes.h>
  22
  23 struct intel_pt_pkt;
  24
  25 void *intel_pt_log_fp(void);
  26 void intel_pt_log_enable(void);
  27 void intel_pt_log_disable(void);
  28 void intel_pt_log_set_name(const char *name);
  29
  30 void __intel_pt_log_packet(const struct intel_pt_pkt *packet, int pkt_len,
  31                            uint64_t pos, const unsigned char *buf);
  32
  33 struct intel_pt_insn;
  34
  35 void __intel_pt_log_insn(struct intel_pt_insn *intel_pt_insn, uint64_t ip);
  36 void __intel_pt_log_insn_no_data(struct intel_pt_insn *intel_pt_insn,
  37                                  uint64_t ip);
  38
  39 void __intel_pt_log(const char *fmt, ...) __printf(1, 2);
  40
  41 #define intel_pt_log(fmt, ...) \
  42         do { \
  43                 if (intel_pt_enable_logging) \
  44                         __intel_pt_log(fmt, ##__VA_ARGS__); \
  45         } while (0)
  46
  47 #define intel_pt_log_packet(arg, ...) \
  48         do { \
  49                 if (intel_pt_enable_logging) \
  50                         __intel_pt_log_packet(arg, ##__VA_ARGS__); \
  51         } while (0)
  52
  53 #define intel_pt_log_insn(arg, ...) \
  54         do { \
  55                 if (intel_pt_enable_logging) \
  56                         __intel_pt_log_insn(arg, ##__VA_ARGS__); \
  57         } while (0)
  58
  59 #define intel_pt_log_insn_no_data(arg, ...) \
  60         do { \
  61                 if (intel_pt_enable_logging) \
  62                         __intel_pt_log_insn_no_data(arg, ##__VA_ARGS__); \
  63         } while (0)
  64
  65 #define x64_fmt "0x%" PRIx64
  66
  67 extern bool intel_pt_enable_logging;
  68
  69 static inline void intel_pt_log_at(const char *msg, uint64_t u)
  70 {
  71         intel_pt_log("%s at " x64_fmt "\n", msg, u);
  72 }
  73
  74 static inline void intel_pt_log_to(const char *msg, uint64_t u)
  75 {
  76         intel_pt_log("%s to " x64_fmt "\n", msg, u);
  77 }
  78
  79 #endif