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

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * intel_pt_log.h: Intel Processor Trace support
   4  * Copyright (c) 2013-2014, Intel Corporation.
   5  */
   6
   7 #ifndef INCLUDE__INTEL_PT_LOG_H__
   8 #define INCLUDE__INTEL_PT_LOG_H__
   9
  10 #include <linux/compiler.h>
  11 #include <stdint.h>
  12 #include <inttypes.h>
  13
  14 struct intel_pt_pkt;
  15
  16 void *intel_pt_log_fp(void);
  17 void intel_pt_log_enable(void);
  18 void intel_pt_log_disable(void);
  19 void intel_pt_log_set_name(const char *name);
  20
  21 void __intel_pt_log_packet(const struct intel_pt_pkt *packet, int pkt_len,
  22                            uint64_t pos, const unsigned char *buf);
  23
  24 struct intel_pt_insn;
  25
  26 void __intel_pt_log_insn(struct intel_pt_insn *intel_pt_insn, uint64_t ip);
  27 void __intel_pt_log_insn_no_data(struct intel_pt_insn *intel_pt_insn,
  28                                  uint64_t ip);
  29
  30 void __intel_pt_log(const char *fmt, ...) __printf(1, 2);
  31
  32 #define intel_pt_log(fmt, ...) \
  33         do { \
  34                 if (intel_pt_enable_logging) \
  35                         __intel_pt_log(fmt, ##__VA_ARGS__); \
  36         } while (0)
  37
  38 #define intel_pt_log_packet(arg, ...) \
  39         do { \
  40                 if (intel_pt_enable_logging) \
  41                         __intel_pt_log_packet(arg, ##__VA_ARGS__); \
  42         } while (0)
  43
  44 #define intel_pt_log_insn(arg, ...) \
  45         do { \
  46                 if (intel_pt_enable_logging) \
  47                         __intel_pt_log_insn(arg, ##__VA_ARGS__); \
  48         } while (0)
  49
  50 #define intel_pt_log_insn_no_data(arg, ...) \
  51         do { \
  52                 if (intel_pt_enable_logging) \
  53                         __intel_pt_log_insn_no_data(arg, ##__VA_ARGS__); \
  54         } while (0)
  55
  56 #define x64_fmt "0x%" PRIx64
  57
  58 extern bool intel_pt_enable_logging;
  59
  60 static inline void intel_pt_log_at(const char *msg, uint64_t u)
  61 {
  62         intel_pt_log("%s at " x64_fmt "\n", msg, u);
  63 }
  64
  65 static inline void intel_pt_log_to(const char *msg, uint64_t u)
  66 {
  67         intel_pt_log("%s to " x64_fmt "\n", msg, u);
  68 }
  69
  70 #endif