Synopsys ARC v1 Port: add support to Synopsys ARC v1 series cores (#110)

* Synopsys Port: Adding support to Synopsys ARC v1 series cores
ARC v1 cores include ARC605, ARC610d, and ARC710d

Signed-off-by: Yuguo Zou <yuguo.zou@synopsys.com>

* Synopsys ARC v1 port: run uncrustify to fix code style

Signed-off-by: Yuguo Zou <yuguo.zou@synopsys.com>

* Synopsys port: modify license headers, change copyright only

Signed-off-by: Yuguo Zou <yuguo.zou@synopsys.com>

portable/ThirdParty/GCC/ARC_v1/portmacro.h

@@ -0,0 +1,149 @@
+/*
+ * FreeRTOS Kernel V10.2.1
+ * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+#ifndef PORTMACRO_H
+    #define PORTMACRO_H
+    #include "embARC.h"
+
+    #ifdef __cplusplus
+        extern "C" {
+    #endif
+
+/* record stack high address for stack check */
+    #ifndef configRECORD_STACK_HIGH_ADDRESS
+        #define configRECORD_STACK_HIGH_ADDRESS    1
+    #endif
+
+/*-----------------------------------------------------------
+ * Port specific definitions.
+ *
+ * The settings in this file configure FreeRTOS correctly for the
+ * given hardware and compiler.
+ *
+ * These settings should not be altered.
+ *-----------------------------------------------------------
+ */
+
+/* Type definitions. */
+    #define portCHAR          char
+    #define portFLOAT         float
+    #define portDOUBLE        double
+    #define portLONG          long
+    #define portSHORT         short
+    #define portSTACK_TYPE    unsigned int
+    #define portBASE_TYPE     portLONG
+
+    #ifndef Asm
+        #define Asm           __asm__ volatile
+    #endif
+
+/*
+ *  normal constants
+ */
+    #ifndef NULL
+        #define NULL    0       /* invalid pointer */
+    #endif /* NULL */
+
+    #ifndef true
+        #define true    1       /* true */
+    #endif /* true */
+
+    #ifndef false
+        #define false    0      /* false */
+    #endif /* false */
+
+    typedef portSTACK_TYPE     StackType_t;
+    typedef long               BaseType_t;
+    typedef unsigned long      UBaseType_t;
+
+    #if ( configUSE_16_BIT_TICKS == 1 )
+        typedef uint16_t       TickType_t;
+        #define portMAX_DELAY          ( TickType_t ) 0xffff
+    #else
+        typedef unsigned int   TickType_t;
+        #define portMAX_DELAY          ( TickType_t ) 0xffffffffUL
+    #endif
+
+    #define portNO_CRITICAL_NESTING    ( ( uint32_t ) 0 )
+    #define portSTACK_GROWTH           ( -1 )
+    #define portTICK_PERIOD_MS         ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
+    #define portBYTE_ALIGNMENT         8
+    #define portNOP()               Asm( "nop_s" );
+    #define IPM_ENABLE_ALL             1
+
+    #define portYIELD_FROM_ISR()    vPortYieldFromIsr()
+    #define portYIELD()             vPortYield()
+
+/* Critical section management. */
+    #define portDISABLE_INTERRUPTS() \
+    {                                \
+        arc_lock();                  \
+    }                                \
+
+    #define portENABLE_INTERRUPTS() \
+    {                               \
+        arc_unlock();               \
+    }                               \
+
+    extern volatile unsigned int ulCriticalNesting;
+
+    #define portENTER_CRITICAL() \
+    {                            \
+        portDISABLE_INTERRUPTS() \
+        ulCriticalNesting++;     \
+    }
+
+
+    #define portEXIT_CRITICAL()                                \
+    {                                                          \
+        if( ulCriticalNesting > portNO_CRITICAL_NESTING )      \
+        {                                                      \
+            ulCriticalNesting--;                               \
+            if( ulCriticalNesting == portNO_CRITICAL_NESTING ) \
+            {                                                  \
+                portENABLE_INTERRUPTS()                        \
+            }                                                  \
+        }                                                      \
+    }
+
+
+    #define portTASK_FUNCTION_PROTO( vFunction, pvParameters )    void vFunction( void * pvParameters )
+    #define portTASK_FUNCTION( vFunction, pvParameters )          void vFunction( void * pvParameters )
+
+    #define portCONFIGURE_TIMER_FOR_RUN_TIME_STATS()              do {} while( 0 ) /* we use the timer */
+    #define portALT_GET_RUN_TIME_COUNTER_VALUE( dest )            ( dest = xTickCount )
+
+    #define portCLEAN_UP_TCB( pxTCB )                             ( void ) pxTCB
+
+    void vPortYield( void );
+    void vPortYieldFromIsr( void );
+
+    #ifdef __cplusplus
+}
+    #endif
+
+#endif /* PORTMACRO_H */