From: richardbarry <richardbarry@1d2547de-c912-0410-9cb9-b8ca96c0e9e2>
Date: Mon, 5 Oct 2009 20:26:11 +0000 (+0000)
Subject: Add clobber list to asm sections to allow use with higher optimisation.
X-Git-Tag: V6.0.0~20
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=734da498938b7984f603c5127fb4436803fa5307;p=freertos

Add clobber list to asm sections to allow use with higher optimisation.

git-svn-id: https://svn.code.sf.net/p/freertos/code/trunk@909 1d2547de-c912-0410-9cb9-b8ca96c0e9e2
---

diff --git a/Demo/CORTEX_MPU_LM3Sxxxx_Rowley/FreeRTOSConfig.h b/Demo/CORTEX_MPU_LM3Sxxxx_Rowley/FreeRTOSConfig.h
index a48682e4b..4b4fc644c 100644
--- a/Demo/CORTEX_MPU_LM3Sxxxx_Rowley/FreeRTOSConfig.h
+++ b/Demo/CORTEX_MPU_LM3Sxxxx_Rowley/FreeRTOSConfig.h
@@ -67,7 +67,7 @@
 #define configCPU_CLOCK_HZ				( ( unsigned long ) 50000000 )
 #define configTICK_RATE_HZ				( ( portTickType ) 1000 )
 #define configMINIMAL_STACK_SIZE		( ( unsigned short ) 100 )
-#define configTOTAL_HEAP_SIZE			( ( size_t ) ( 24000 ) )
+#define configTOTAL_HEAP_SIZE			( ( size_t ) ( 1024 ) )
 #define configMAX_TASK_NAME_LEN			( 12 )
 #define configUSE_TRACE_FACILITY		1
 #define configUSE_16_BIT_TICKS			0
diff --git a/Demo/CORTEX_MPU_LM3Sxxxx_Rowley/main.c b/Demo/CORTEX_MPU_LM3Sxxxx_Rowley/main.c
index 3a5491a34..046b65b47 100644
--- a/Demo/CORTEX_MPU_LM3Sxxxx_Rowley/main.c
+++ b/Demo/CORTEX_MPU_LM3Sxxxx_Rowley/main.c
@@ -298,6 +298,12 @@ int main( void )
     xTaskCreateRestricted( &xRegTest2Parameters, NULL );
 	xTaskCreateRestricted( &xCheckTaskParameters, NULL );
 
+	/* Print out the amount of free heap space so configTOTAL_HEAP_SIZE can be
+	tuned.  The heap size is set to be very small in this example and will need
+	to be increased before many more tasks, queues or semaphores can be 
+	created. */
+	debug_printf( "There are %d bytes of unused heap space, although the idle task is yet to be created.\r\n", xPortGetFreeHeapSize() );
+
 	/* Start the scheduler. */
 	vTaskStartScheduler();
 
@@ -513,6 +519,7 @@ xQueueHandle xQueue = xFileScopeCheckQueue;
 			"		BNE	prvDeleteMe			\n"
 			"		CMP	R12, #112			\n"
 			"		BNE	prvDeleteMe			\n"
+			:::"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r8", "r9", "r10", "r11", "r12"
 		);
 
 		/* Send mainREG_TEST_1_STILL_EXECUTING to the check task to indicate that this 
@@ -576,6 +583,7 @@ xQueueHandle xQueue = ( xQueueHandle ) pvParameters;
 			"		BNE	prvDeleteMe			\n"
 			"		CMP	R12, #12			\n"
 			"		BNE	prvDeleteMe			\n"
+            :::"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r8", "r9", "r10", "r11", "r12"
 		);
 
 		/* Send mainREG_TEST_2_STILL_EXECUTING to the check task to indicate that this 
@@ -684,14 +692,14 @@ int uipprintf( const char *fmt, ... )
 
 void hard_fault_handler(unsigned int * hardfault_args)
 {
-unsigned int stacked_r0;
-unsigned int stacked_r1;
-unsigned int stacked_r2;
-unsigned int stacked_r3;
-unsigned int stacked_r12;
-unsigned int stacked_lr;
-unsigned int stacked_pc;
-unsigned int stacked_psr;
+volatile unsigned int stacked_r0;
+volatile unsigned int stacked_r1;
+volatile unsigned int stacked_r2;
+volatile unsigned int stacked_r3;
+volatile unsigned int stacked_r12;
+volatile unsigned int stacked_lr;
+volatile unsigned int stacked_pc;
+volatile unsigned int stacked_psr;
 
 	stacked_r0 = ((unsigned long) hardfault_args[0]);
 	stacked_r1 = ((unsigned long) hardfault_args[1]);
diff --git a/Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/FreeRTOSConfig.h b/Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/FreeRTOSConfig.h
index a91b03e1b..33df0fb6e 100644
--- a/Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/FreeRTOSConfig.h
+++ b/Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/FreeRTOSConfig.h
@@ -68,7 +68,7 @@
 #define configCPU_CLOCK_HZ			( ( unsigned long ) 99000000 )
 #define configTICK_RATE_HZ			( ( portTickType ) 1000 )
 #define configMINIMAL_STACK_SIZE	( ( unsigned short ) 80 )
-#define configTOTAL_HEAP_SIZE		( ( size_t ) ( 5 * 1024 ) )
+#define configTOTAL_HEAP_SIZE		( ( size_t ) ( 1024 ) )
 #define configMAX_TASK_NAME_LEN		( 12 )
 #define configUSE_TRACE_FACILITY	1
 #define configUSE_16_BIT_TICKS		0
diff --git a/Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/main.c b/Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/main.c
index eb696e395..28fcb8459 100644
--- a/Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/main.c
+++ b/Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/main.c
@@ -525,6 +525,7 @@ xQueueHandle xQueue = xFileScopeCheckQueue;
 			"		BNE	prvDeleteMe			\n"
 			"		CMP	R12, #112			\n"
 			"		BNE	prvDeleteMe			\n"
+			:::"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r8", "r9", "r10", "r11", "r12"
 		);
 
 		/* Send mainREG_TEST_1_STILL_EXECUTING to the check task to indicate that this 
@@ -588,6 +589,7 @@ xQueueHandle xQueue = ( xQueueHandle ) pvParameters;
 			"		BNE	prvDeleteMe			\n"
 			"		CMP	R12, #12			\n"
 			"		BNE	prvDeleteMe			\n"
+            :::"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r8", "r9", "r10", "r11", "r12"
 		);
 
 		/* Send mainREG_TEST_2_STILL_EXECUTING to the check task to indicate that this