Projet_SETI_RISC-V/riscv-gnu-toolchain/qemu/tests/tcg/nios2/intr.S
2023-03-06 14:48:14 +01:00

31 lines
588 B
ArmAsm

/*
* Minimal Nios2 system boot code -- exit on interrupt.
*
* Copyright Linaro Ltd 2022
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "semicall.h"
.section .text.intr, "ax"
.global _interrupt
.type _interrupt, @function
_interrupt:
rdctl r5, exception /* extract exception.CAUSE */
srli r5, r5, 2
movi r4, HOSTED_EXIT
semihosting_call
.size _interrupt, . - _interrupt
.text
.global _fast_tlb_miss
.type _fast_tlb_miss, @function
_fast_tlb_miss:
movi r5, 32
movi r4, HOSTED_EXIT
semihosting_call
.size _fast_tlb_miss, . - _fast_tlb_miss