diff --git a/qemu/target/arm/translate.c b/qemu/target/arm/translate.c index 259d160e..8601af99 100644 --- a/qemu/target/arm/translate.c +++ b/qemu/target/arm/translate.c @@ -12093,6 +12093,11 @@ static int arm_tr_init_disas_context(DisasContextBase *dcbase, dc->next_page_start = (dc->base.pc_first & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE; + /* If architectural single step active, limit to 1. */ + if (is_singlestepping(dc)) { + max_insns = 1; + } + tcg_ctx->cpu_F0s = tcg_temp_new_i32(tcg_ctx); tcg_ctx->cpu_F1s = tcg_temp_new_i32(tcg_ctx); tcg_ctx->cpu_F0d = tcg_temp_new_i64(tcg_ctx); @@ -12252,11 +12257,9 @@ static void arm_tr_translate_insn(DisasContextBase *dcbase, CPUState *cpu) * Also stop translation when a page boundary is reached. This * ensures prefetch aborts occur at the right place. */ - if (is_singlestepping(dc)) { - dc->base.is_jmp = DISAS_TOO_MANY; - } else if ((dc->pc >= dc->next_page_start) || - ((dc->pc >= dc->next_page_start - 3) && - insn_crosses_page(env, dc))) { + if (dc->pc >= dc->next_page_start || + (dc->pc >= dc->next_page_start - 3 && + insn_crosses_page(env, dc))) { /* We want to stop the TB if the next insn starts in a new page, * or if it spans between this page and the next. This means that * if we're looking at the last halfword in the page we need to