1/* -*- mesa-c++  -*-
2 *
3 * Copyright (c) 2018-2019 Collabora LTD
4 *
5 * Author: Gert Wollny <gert.wollny@collabora.com>
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * on the rights to use, copy, modify, merge, publish, distribute, sub
11 * license, and/or sell copies of the Software, and to permit persons to whom
12 * the Software is furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the next
15 * paragraph) shall be included in all copies or substantial portions of the
16 * Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
21 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
24 * USE OR OTHER DEALINGS IN THE SOFTWARE.
25 */
26
27#ifndef SFN_STDERR_STREAMLOG_H
28#define SFN_STDERR_STREAMLOG_H
29
30
31#include <streambuf>
32#include <ostream>
33#include <fstream>
34#include "compiler/nir/nir.h"
35
36namespace r600 {
37/* Implement some logging for shader-from-nir
38
39*/
40
41class SfnLog {
42public:
43   enum LogFlag {
44      instr = 1 << 0,
45      r600ir = 1 << 1,
46      cc     = 1 << 2,
47      err    = 1 << 3,
48      shader_info = 1 << 4,
49      test_shader = 1 << 5,
50      reg = 1 << 6,
51      io = 1 << 7,
52      assembly = 1 << 8,
53      flow = 1 << 9,
54      merge = 1 << 10,
55      tex = 1 << 11,
56      trans = 1 << 12,
57      all = (1 << 13) - 1,
58      nomerge = 1 << 16,
59   };
60
61   SfnLog();
62
63   /** a special handling to set the output level "inline"
64       \param l the level of the following messages
65     */
66   SfnLog& operator << (LogFlag const l);
67
68   /* general output routine; output is only given, if the log flags and the
69    * currently active log mask overlap
70      \returns a reference to this object
71   */
72   template <class T>
73   SfnLog& operator << (const T&  text)
74   {
75      if (m_active_log_flags & m_log_mask)
76         m_output << text;
77
78      return *this;
79   }
80
81   /* A funny construct to enable std::endl to work on this stream
82      idea of Dave Brondsema:
83      http://gcc.gnu.org/bugzilla/show_bug.cgi?id=8567
84    */
85   SfnLog& operator << (std::ostream & (*f)(std::ostream&));
86
87   SfnLog& operator << (nir_shader &sh);
88
89   SfnLog& operator << (nir_instr& instr);
90
91   int has_debug_flag(uint64_t flag) {
92      return (m_log_mask & flag) == flag;
93   }
94
95private:
96   uint64_t m_active_log_flags;
97   uint64_t m_log_mask;
98   std::ostream m_output;
99};
100
101class SfnTrace {
102public:
103   SfnTrace(SfnLog::LogFlag flag, const char *msg);
104   ~SfnTrace();
105private:
106   SfnLog::LogFlag m_flag;
107   const char *m_msg;
108   static int m_indention;
109};
110
111
112#ifndef NDEBUG
113#define SFN_TRACE_FUNC(LEVEL, MSG) SfnTrace __trace(LEVEL, MSG)
114#else
115#define SFN_TRACE_FUNC(LEVEL, MSG)
116#endif
117
118extern SfnLog sfn_log;
119
120}
121#endif // SFN_STDERR_STREAMBUF_H
122