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 36 namespace r600 { 37 /* Implement some logging for shader-from-nir 38 39 */ 40 41 class SfnLog { 42 public: 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 has_debug_flag(uint64_t flag)91 int has_debug_flag(uint64_t flag) { 92 return (m_log_mask & flag) == flag; 93 } 94 95 private: 96 uint64_t m_active_log_flags; 97 uint64_t m_log_mask; 98 std::ostream m_output; 99 }; 100 101 class SfnTrace { 102 public: 103 SfnTrace(SfnLog::LogFlag flag, const char *msg); 104 ~SfnTrace(); 105 private: 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 117 118 extern SfnLog sfn_log; 119 120 } 121 #endif // SFN_STDERR_STREAMBUF_H 122