diff options
Diffstat (limited to 'os/ports/RVCT/ARMCMx/chcore_v7m.c')
| -rw-r--r-- | os/ports/RVCT/ARMCMx/chcore_v7m.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/os/ports/RVCT/ARMCMx/chcore_v7m.c b/os/ports/RVCT/ARMCMx/chcore_v7m.c index 336552107..7ed55f6c6 100644 --- a/os/ports/RVCT/ARMCMx/chcore_v7m.c +++ b/os/ports/RVCT/ARMCMx/chcore_v7m.c @@ -169,8 +169,8 @@ void _port_irq_epilogue(void) { if (chSchIsPreemptionRequired()) {
#if CORTEX_USE_FPU
/* Triggering a lazy FPU state save.*/
- register volatile uint32_t fpscr __asm("fpscr");
- (void)fpscr;
+ register uint32_t fpscr __asm("fpscr");
+ ctxp->r0 = (regarm_t)fpscr;
#endif
/* Preemption is required we need to enforce a context switch.*/
ctxp->pc = (regarm_t)_port_switch_from_isr;
|