[libcpu][risc-v] fix rt_thread_switch_interrupt_flag issue.
@@ -69,10 +69,10 @@ IRQ_Handler:
/* need to switch new thread */
la s0, rt_thread_switch_interrupt_flag
- LOAD s2, 0(s0)
+ lw s2, 0(s0)
beqz s2, spurious_interrupt
/* clear switch interrupt flag */
- STORE zero, 0(s0)
+ sw zero, 0(s0)
csrr a0, mepc
STORE a0, 0 * REGBYTES(sp)
