From 07cf70b46cd2bf7db94a8d0e0d845eb44be24d1c Mon Sep 17 00:00:00 2001
From: Anton Moberg <anton.moberg@arm.com>
Date: Wed, 7 Jul 2021 11:08:17 +0200
Subject: Improved Logging - Core Software

Logging macros:
Added ethosu_logging.h as a lib, containing logging macros controlled by
a parameter ETHOSU_LOG_SEVERITY set in core_software CMakeLists.txt

Updated inference_process:
Updated inference_process to include ethosu_logging and use the logging
macros rather than printf()

Updated message_process:
Updated message_process to include ethosu_logging and use the
logging macros rather than printf()

Updated ethosu_monitor:
Updated ethosu_monitor to include ethosu_logging and use the
logging macros rather than printf()

Updated layer_by_layer_profiler:
Updated layer_by_layer_profiler to include ethosu_logging and use the
logging macros rather than printf()

Updated mhu_v2:
Updated mhu_v2 to include ethosu_logging and use the
logging macros rather than printf()

Change-Id: I5d6fd80b7645b3e0af5b494eea6dbb7755f02122
---
 lib/ethosu_log/include/ethosu_log.h | 80 +++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 lib/ethosu_log/include/ethosu_log.h

(limited to 'lib/ethosu_log/include/ethosu_log.h')

diff --git a/lib/ethosu_log/include/ethosu_log.h b/lib/ethosu_log/include/ethosu_log.h
new file mode 100644
index 0000000..4564b98
--- /dev/null
+++ b/lib/ethosu_log/include/ethosu_log.h
@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2021 Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the License); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an AS IS BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ETHOSU_LOG_H
+#define ETHOSU_LOG_H
+
+/******************************************************************************
+ * Includes
+ ******************************************************************************/
+
+#include <stdio.h>
+#include <string.h>
+
+/******************************************************************************
+ * Defines
+ ******************************************************************************/
+
+// Log severity levels
+#define ETHOSU_LOG_ERR   0
+#define ETHOSU_LOG_WARN  1
+#define ETHOSU_LOG_INFO  2
+#define ETHOSU_LOG_DEBUG 3
+
+// Define default log severity
+#ifndef ETHOSU_LOG_SEVERITY
+#define ETHOSU_LOG_SEVERITY ETHOSU_LOG_WARN
+#endif
+
+// Log formatting
+
+#define LOG(f, ...) fprintf(stdout, f, ##__VA_ARGS__)
+
+#if ETHOSU_LOG_SEVERITY >= ETHOSU_LOG_ERR
+#define LOG_ERR_N(f, ...) fprintf(stderr, f, ##__VA_ARGS__)
+#define LOG_ERR(f, ...)   LOG_ERR_N("E: " f " (%s:%d)", ##__VA_ARGS__, strrchr("/" __FILE__, '/') + 1, __LINE__)
+#else
+#define LOG_ERR(f, ...)
+#define LOG_ERR_N(f, ...)
+#endif
+
+#if ETHOSU_LOG_SEVERITY >= ETHOSU_LOG_WARN
+#define LOG_WARN_N(f, ...) fprintf(stdout, f, ##__VA_ARGS__)
+#define LOG_WARN(f, ...)   LOG_WARN_N("W: " f, ##__VA_ARGS__)
+#else
+#define LOG_WARN(f, ...)
+#define LOG_WARN_N(f, ...)
+#endif
+
+#if ETHOSU_LOG_SEVERITY >= ETHOSU_LOG_INFO
+#define LOG_INFO_N(f, ...) fprintf(stdout, f, ##__VA_ARGS__)
+#define LOG_INFO(f, ...)   LOG_INFO_N("I: " f, ##__VA_ARGS__)
+#else
+#define LOG_INFO(f, ...)
+#define LOG_INFO_N(f, ...)
+#endif
+
+#if ETHOSU_LOG_SEVERITY >= ETHOSU_LOG_DEBUG
+#define LOG_DEBUG_N(f, ...) fprintf(stdout, f, ##__VA_ARGS__)
+#define LOG_DEBUG(f, ...)   LOG_DEBUG_N("D: %s(): " f, __FUNCTION__, ##__VA_ARGS__)
+#else
+#define LOG_DEBUG(f, ...)
+#define LOG_DEBUG_N(f, ...)
+#endif
+
+#endif
\ No newline at end of file
-- 
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