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[Qemu-devel] [PATCH v2 5/5] target/arm: Exit after clearing interrupt ma
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH v2 5/5] target/arm: Exit after clearing interrupt mask |
Date: |
Wed, 14 Jun 2017 12:48:21 -0700 |
Exit to cpu loop so we reevaluate cpu_arm_hw_interrupts.
Cc: address@hidden
Cc: Peter Maydell <address@hidden>
Signed-off-by: Richard Henderson <address@hidden>
---
target/arm/translate-a64.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c
index 860e279..e55547d 100644
--- a/target/arm/translate-a64.c
+++ b/target/arm/translate-a64.c
@@ -1422,7 +1422,9 @@ static void handle_msr_i(DisasContext *s, uint32_t insn,
gen_helper_msr_i_pstate(cpu_env, tcg_op, tcg_imm);
tcg_temp_free_i32(tcg_imm);
tcg_temp_free_i32(tcg_op);
- s->is_jmp = DISAS_UPDATE;
+ /* For DAIFClear, exit the cpu loop to re-evaluate pending IRQs. */
+ gen_a64_set_pc_im(s->pc);
+ s->is_jmp = (op == 0x1f ? DISAS_EXIT : DISAS_JUMP);
break;
}
default:
@@ -11369,6 +11371,9 @@ void gen_intermediate_code_a64(ARMCPU *cpu,
TranslationBlock *tb)
case DISAS_JUMP:
tcg_gen_lookup_and_goto_ptr(cpu_pc);
break;
+ case DISAS_EXIT:
+ tcg_gen_exit_tb(0);
+ break;
case DISAS_TB_JUMP:
case DISAS_EXC:
case DISAS_SWI:
--
2.9.4
- Re: [Qemu-devel] [PATCH v2 1/5] tcg: Refactor helper_lookup_tb_ptr, (continued)
[Qemu-devel] [PATCH v2 4/5] target/s390x: Exit after changing PSW mask, Richard Henderson, 2017/06/14
[Qemu-devel] [PATCH v2 5/5] target/arm: Exit after clearing interrupt mask,
Richard Henderson <=
Re: [Qemu-devel] [PATCH v2 5/5] target/arm: Exit after clearing interrupt mask, Alex Bennée, 2017/06/15
Re: [Qemu-devel] [PATCH v2 0/5] Fixes for TCG hangs, no-reply, 2017/06/14
Re: [Qemu-devel] [PATCH v2 0/5] Fixes for TCG hangs, no-reply, 2017/06/14