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[libcpu]:optimize code format

This commit is contained in:
SummerGift 2017-12-21 15:13:51 +08:00
parent e7b1786759
commit a4a85a28da
1 changed files with 3 additions and 3 deletions
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6
libcpu/arm/armv6/stack.c
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@ -39,20 +39,20 @@
* This function will initialize thread stack * This function will initialize thread stack
* *
* @param tentry the entry of thread * @param tentry the entry of thread
* @param parameter the parameter of entry * @param parameter the parameter of entry
* @param stack_addr the beginning stack address * @param stack_addr the beginning stack address
* @param texit the function will be called when thread exit * @param texit the function will be called when thread exit
* *
* @return stack address * @return stack address
*/ */
rt_uint8_t *rt_hw_stack_init(void *tentry, void *parameter, rt_uint8_t *rt_hw_stack_init(void *tentry, void *parameter,
rt_uint8_t *stack_addr, void *texit) rt_uint8_t *stack_addr, void *texit)
{ {
rt_uint32_t *stk; rt_uint32_t *stk;
stack_addr += sizeof(rt_uint32_t); stack_addr += sizeof(rt_uint32_t);
stack_addr = (rt_uint8_t *)RT_ALIGN_DOWN((rt_uint32_t)stack_addr, 8); stack_addr = (rt_uint8_t *)RT_ALIGN_DOWN((rt_uint32_t)stack_addr, 8);
stk = (rt_uint32_t*)stack_addr; stk = (rt_uint32_t *)stack_addr;
*(--stk) = (rt_uint32_t)tentry; /* entry point */ *(--stk) = (rt_uint32_t)tentry; /* entry point */
*(--stk) = (rt_uint32_t)texit; /* lr */ *(--stk) = (rt_uint32_t)texit; /* lr */
*(--stk) = 0; /* r12 */ *(--stk) = 0; /* r12 */