diff --git a/qemu/target/arm/translate-vfp.inc.c b/qemu/target/arm/translate-vfp.inc.c index 0b8ab0a3..dfd222b1 100644 --- a/qemu/target/arm/translate-vfp.inc.c +++ b/qemu/target/arm/translate-vfp.inc.c @@ -121,15 +121,14 @@ static bool full_vfp_access_check(DisasContext *s, bool ignore_vfp_enabled) if (s->v7m_lspact) { /* * Lazy state saving affects external memory and also the NVIC, - * so we must mark it as an IO operation for icount. + * so we must mark it as an IO operation for icount (and cause + * this to be the last insn in the TB). */ if (tb_cflags(s->base.tb) & CF_USE_ICOUNT) { + s->base.is_jmp = DISAS_UPDATE; gen_io_start(tcg_ctx); } gen_helper_v7m_preserve_fp_state(tcg_ctx, tcg_ctx->cpu_env); - if (tb_cflags(s->base.tb) & CF_USE_ICOUNT) { - gen_io_end(tcg_ctx); - } /* * If the preserve_fp_state helper doesn't throw an exception * then it will clear LSPACT; we don't need to repeat this for diff --git a/qemu/target/arm/translate.c b/qemu/target/arm/translate.c index 00a0f066..84b478b8 100644 --- a/qemu/target/arm/translate.c +++ b/qemu/target/arm/translate.c @@ -8044,9 +8044,6 @@ static bool do_ldm(DisasContext *s, arg_ldst_block *a, int min_n) gen_io_start(tcg_ctx); } gen_helper_cpsr_write_eret(tcg_ctx, tcg_ctx->cpu_env, tmp); - if (tb_cflags(s->base.tb) & CF_USE_ICOUNT) { - gen_io_end(tcg_ctx); - } tcg_temp_free_i32(tcg_ctx, tmp); /* Must exit loop to check un-masked IRQs */ s->base.is_jmp = DISAS_EXIT;