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target/loongarch: Adjust functions and structure to support user-mode

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Some functions and member of the structure are different with softmmu-mode
So we need adjust them to support user-mode.

Signed-off-by: Song Gao <gaosong@loongson.cn>
Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220624031049.1716097-12-gaosong@loongson.cn>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Song Gao 2022-06-24 11:10:47 +08:00 • committed by Richard Henderson
parent 9bc92b5013
commit 0093b9a5ee
6 changed files with 72 additions and 1 deletions
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6
target/loongarch/op_helper.c
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@ -86,6 +86,9 @@ target_ulong helper_cpucfg(CPULoongArchState *env, target_ulong rj)
uint64_t helper_rdtime_d(CPULoongArchState *env)
{
#ifdef CONFIG_USER_ONLY
return cpu_get_host_ticks();
#else
uint64_t plv;
LoongArchCPU *cpu = env_archcpu(env);
@ -95,8 +98,10 @@ uint64_t helper_rdtime_d(CPULoongArchState *env)
}
return cpu_loongarch_get_constant_timer_counter(cpu);
#endif
}
#ifndef CONFIG_USER_ONLY
void helper_ertn(CPULoongArchState *env)
{
uint64_t csr_pplv, csr_pie;
@ -131,3 +136,4 @@ void helper_idle(CPULoongArchState *env)
cs->halted = 1;
do_raise_exception(env, EXCP_HLT, 0);
}
#endif