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Added the PRESERVE8 directive to all asm functions.

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This commit is contained in:
Richard Barry 2006-09-24 10:05:48 +00:00
parent 4508e6fe73
commit 7508aa6219
1 changed files with 7 additions and 0 deletions
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7
Source/portable/RVDS/ARM_CM3/port.c
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@ -110,6 +110,7 @@ portSTACK_TYPE *pxPortInitialiseStack( portSTACK_TYPE *pxTopOfStack, pdTASK_CODE
__asm void prvSetPSP( unsigned long ulValue )
{
PRESERVE8
msr psp, r0
bx lr;
}
@ -117,6 +118,7 @@ __asm void prvSetPSP( unsigned long ulValue )
__asm void prvSetMSP( unsigned long ulValue )
{
PRESERVE8
msr msp, r0
bx lr;
}
@ -166,6 +168,7 @@ void vPortYieldFromISR( void )
__asm void vPortDisableInterrupts( void )
{
PRESERVE8
cpsid i;
bx lr;
}
@ -173,6 +176,7 @@ __asm void vPortDisableInterrupts( void )
__asm void vPortEnableInterrupts( void )
{
PRESERVE8
cpsie i;
bx lr;
}
@ -201,6 +205,8 @@ __asm void xPortPendSVHandler( void )
extern pxCurrentTCB;
extern vTaskSwitchContext;
PRESERVE8
/* Start first task if the stack has not yet been setup. */
mrs r0, psp
cbz r0, no_save
@ -252,6 +258,7 @@ sv_disable_interrupts;
__asm void xPortSysTickHandler( void )
{
extern vTaskIncrementTick
PRESERVE8
/* Call the scheduler tick function. */
ldr r0, =vTaskIncrementTick