diff options
Diffstat (limited to 'nuttx/arch/arm/src/armv7-m/up_exception.S')
| -rw-r--r-- | nuttx/arch/arm/src/armv7-m/up_exception.S | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/nuttx/arch/arm/src/armv7-m/up_exception.S b/nuttx/arch/arm/src/armv7-m/up_exception.S index 31d8dbb0c..c9f216027 100644 --- a/nuttx/arch/arm/src/armv7-m/up_exception.S +++ b/nuttx/arch/arm/src/armv7-m/up_exception.S @@ -134,9 +134,9 @@ exception_common: #if CONFIG_ARCH_INTERRUPTSTACK > 3 ldr sp, =g_intstackbase - push r1 /* Save the MSP on the interrupt stack */ + push {r1} /* Save the MSP on the interrupt stack */ bl up_doirq /* R0=IRQ, R1=register save area on stack */ - pop r1 /* Recover R1=main stack pointer */ + pop {r1} /* Recover R1=main stack pointer */ #else msr msp, r1 /* We are using the main stack pointer */ bl up_doirq /* R0=IRQ, R1=register save area on stack */ |