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  • This comparison shows the changes necessary to convert path
    /openrisc/trunk/rtos/ecos-3.0/packages/hal/openrisc/arch
    from Rev 843 to Rev 844
    Reverse comparison

Rev 843 → Rev 844

/current/src/vectors.S
567,8 → 567,7
load32i r8,__interrupt_stack_base # stack base (lowest addr)
l.sfltu sp,r8 # if (sp < __interrupt_stack_base)
l.bf 1f # switch to interrupt stack
l.sfltu sp,r7 # Note that this might be a branch slot
# if (sp < __interrupt_stack_top)
l.sfltu sp,r7 # if (sp < __interrupt_stack_top) (note this might be a branch slot)
l.bf 2f # already on interrupt stack
#ifdef CYGHWR_BRANCH_SLOT_IMPLEMENTED
l.nop # delay slot

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