Commit 1fae1851 authored by Bastian Koppelmann's avatar Bastian Koppelmann
Browse files

target/tricore: Use translate_loop 



Reviewed-by: default avatarRichard Henderson <richard.henderson@linaro.org>
Signed-off-by: default avatarBastian Koppelmann <kbastian@mail.uni-paderborn.de>
parent 2db92a0c

target/tricore/translate.c

+74 −44
Original line number Diff line number Diff line
@@ -8772,7 +8772,7 @@ static void decode_32Bit_opc(DisasContext *ctx) 
    }

}



static void decode_opc(DisasContext *ctx, int *is_branch)

static void decode_opc(DisasContext *ctx)

{

    /* 16-Bit Instruction */

    if ((ctx->opcode & 0x1) == 0) {
@@ -8785,57 +8785,87 @@ static void decode_opc(DisasContext *ctx, int *is_branch) 
    }

}



void gen_intermediate_code(CPUState *cs, TranslationBlock *tb, int max_insns)

static void tricore_tr_init_disas_context(DisasContextBase *dcbase,

                                          CPUState *cs)

{

    DisasContext *ctx = container_of(dcbase, DisasContext, base);

    CPUTriCoreState *env = cs->env_ptr;

    DisasContext ctx;

    target_ulong pc_start;

    int num_insns = 0;



    pc_start = tb->pc;

    ctx.base.pc_next = pc_start;

    ctx.base.tb = tb;

    ctx.base.singlestep_enabled = cs->singlestep_enabled;

    ctx.base.is_jmp = DISAS_NEXT;

    ctx.mem_idx = cpu_mmu_index(env, false);

    ctx.hflags = (uint32_t)tb->flags;

    ctx.env = env;



    tcg_clear_temp_count();

    gen_tb_start(tb);

    while (ctx.base.is_jmp == DISAS_NEXT) {

        tcg_gen_insn_start(ctx.base.pc_next);

        num_insns++;



        ctx.opcode = cpu_ldl_code(env, ctx.base.pc_next);

        decode_opc(&ctx, 0);



        if (num_insns >= max_insns || tcg_op_buf_full()) {

            gen_save_pc(ctx.pc_succ_insn);

            tcg_gen_exit_tb(NULL, 0);

            break;

    ctx->mem_idx = cpu_mmu_index(env, false);

    ctx->hflags = (uint32_t)ctx->base.tb->flags;

}

        ctx.base.pc_next = ctx.pc_succ_insn;



static void tricore_tr_tb_start(DisasContextBase *db, CPUState *cpu)

{

}



    gen_tb_end(tb, num_insns);

    tb->size = ctx.base.pc_next - pc_start;

    tb->icount = num_insns;

static void tricore_tr_insn_start(DisasContextBase *dcbase, CPUState *cpu)

{

    DisasContext *ctx = container_of(dcbase, DisasContext, base);



    tcg_gen_insn_start(ctx->base.pc_next);

}



    if (tcg_check_temp_count()) {

        printf("LEAK at %08x\n", env->PC);

static bool tricore_tr_breakpoint_check(DisasContextBase *dcbase, CPUState *cpu,

                                      const CPUBreakpoint *bp)

{

    return false;

}



#ifdef DEBUG_DISAS

    if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)

        && qemu_log_in_addr_range(pc_start)) {

        qemu_log_lock();

        qemu_log("IN: %s\n", lookup_symbol(pc_start));

        log_target_disas(cs, pc_start, ctx.base.pc_next - pc_start);

        qemu_log("\n");

        qemu_log_unlock();

static void tricore_tr_translate_insn(DisasContextBase *dcbase, CPUState *cpu)

{

    DisasContext *ctx = container_of(dcbase, DisasContext, base);

    CPUTriCoreState *env = cpu->env_ptr;



    ctx->opcode = cpu_ldl_code(env, ctx->base.pc_next);

    decode_opc(ctx);

    ctx->base.pc_next = ctx->pc_succ_insn;



    if (ctx->base.is_jmp == DISAS_NEXT) {

        target_ulong page_start;



        page_start = ctx->base.pc_first & TARGET_PAGE_MASK;

        if (ctx->base.pc_next - page_start >= TARGET_PAGE_SIZE) {

            ctx->base.is_jmp = DISAS_TOO_MANY;

        }

#endif

    }

}



static void tricore_tr_tb_stop(DisasContextBase *dcbase, CPUState *cpu)

{

    DisasContext *ctx = container_of(dcbase, DisasContext, base);



    switch (ctx->base.is_jmp) {

    case DISAS_TOO_MANY:

        gen_goto_tb(ctx, 0, ctx->base.pc_next);

        break;

    case DISAS_NORETURN:

        break;

    default:

        g_assert_not_reached();

    }

}



static void tricore_tr_disas_log(const DisasContextBase *dcbase, CPUState *cpu)

{

    qemu_log("IN: %s\n", lookup_symbol(dcbase->pc_first));

    log_target_disas(cpu, dcbase->pc_first, dcbase->tb->size);

}



static const TranslatorOps tricore_tr_ops = {

    .init_disas_context = tricore_tr_init_disas_context,

    .tb_start           = tricore_tr_tb_start,

    .insn_start         = tricore_tr_insn_start,

    .breakpoint_check   = tricore_tr_breakpoint_check,

    .translate_insn     = tricore_tr_translate_insn,

    .tb_stop            = tricore_tr_tb_stop,

    .disas_log          = tricore_tr_disas_log,

};





void gen_intermediate_code(CPUState *cs, TranslationBlock *tb, int max_insns)

{

    DisasContext ctx;

    translator_loop(&tricore_tr_ops, &ctx.base, cs, tb, max_insns);

}



void