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Add PRESERVE8 directive #2110

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Add PRESERVE8 directive #2110

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1 change: 1 addition & 0 deletions src/rp2_common/hardware_irq/irq_handler_chain.S
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Expand Up @@ -62,6 +62,7 @@ irq_handler_chain_slots:
.set next_slot_number, next_slot_number + 1
.endr

.eabi_attribute Tag_ABI_align_preserved, 1
irq_handler_chain_first_slot:
#ifndef __riscv
push {r0, lr} // Save EXC_RETURN token, so `pop {r0, pc}` will return from interrupt
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