diff mbox series

[v2,19/22] target/openrisc: Add print_insn_or1k

Message ID 20180618184046.6270-20-richard.henderson@linaro.org
State Superseded
Headers show
Series target/openrisc improvements | expand

Commit Message

Richard Henderson June 18, 2018, 6:40 p.m. UTC
Rather than emit disassembly while translating, reuse the
generated decoder to build a separate disassembler.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
 target/openrisc/cpu.h         |   1 +
 target/openrisc/cpu.c         |   6 ++
 target/openrisc/disas.c       | 170 ++++++++++++++++++++++++++++++++++
 target/openrisc/translate.c   | 114 -----------------------
 target/openrisc/Makefile.objs |   3 +-
 5 files changed, 179 insertions(+), 115 deletions(-)
 create mode 100644 target/openrisc/disas.c

-- 
2.17.1

Comments

Philippe Mathieu-Daudé June 27, 2018, 4:03 p.m. UTC | #1
On 06/18/2018 03:40 PM, Richard Henderson wrote:
> Rather than emit disassembly while translating, reuse the

> generated decoder to build a separate disassembler.

> 

> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

> ---

>  target/openrisc/cpu.h         |   1 +

>  target/openrisc/cpu.c         |   6 ++

>  target/openrisc/disas.c       | 170 ++++++++++++++++++++++++++++++++++

>  target/openrisc/translate.c   | 114 -----------------------

>  target/openrisc/Makefile.objs |   3 +-

>  5 files changed, 179 insertions(+), 115 deletions(-)

>  create mode 100644 target/openrisc/disas.c

> 

> diff --git a/target/openrisc/cpu.h b/target/openrisc/cpu.h

> index 1efffa5269..f1b31bc24a 100644

> --- a/target/openrisc/cpu.h

> +++ b/target/openrisc/cpu.h

> @@ -348,6 +348,7 @@ void openrisc_translate_init(void);

>  int openrisc_cpu_handle_mmu_fault(CPUState *cpu, vaddr address, int size,

>                                    int rw, int mmu_idx);

>  int cpu_openrisc_signal_handler(int host_signum, void *pinfo, void *puc);

> +int print_insn_or1k(bfd_vma addr, disassemble_info *info);

>  

>  #define cpu_list cpu_openrisc_list

>  #define cpu_signal_handler cpu_openrisc_signal_handler

> diff --git a/target/openrisc/cpu.c b/target/openrisc/cpu.c

> index 677f02efa4..e01ce9ed1c 100644

> --- a/target/openrisc/cpu.c

> +++ b/target/openrisc/cpu.c

> @@ -35,6 +35,11 @@ static bool openrisc_cpu_has_work(CPUState *cs)

>                                      CPU_INTERRUPT_TIMER);

>  }

>  

> +static void openrisc_disas_set_info(CPUState *cpu, disassemble_info *info)

> +{

> +    info->print_insn = print_insn_or1k;

> +}

> +

>  /* CPUClass::reset() */

>  static void openrisc_cpu_reset(CPUState *s)

>  {

> @@ -150,6 +155,7 @@ static void openrisc_cpu_class_init(ObjectClass *oc, void *data)

>  #endif

>      cc->gdb_num_core_regs = 32 + 3;

>      cc->tcg_initialize = openrisc_translate_init;

> +    cc->disas_set_info = openrisc_disas_set_info;

>  }

>  

>  /* Sort alphabetically by type name, except for "any". */

> diff --git a/target/openrisc/disas.c b/target/openrisc/disas.c

> new file mode 100644

> index 0000000000..5acf4f4744

> --- /dev/null

> +++ b/target/openrisc/disas.c

> @@ -0,0 +1,170 @@

> +/*

> + * OpenRISC disassembler

> + *

> + * Copyright (c) 2018 Richard Henderson <rth@twiddle.net>

> + *

> + * This program is free software: you can redistribute it and/or modify

> + * it under the terms of the GNU General Public License as published by

> + * the Free Software Foundation, either version 2 of the License, or

> + * (at your option) any later version.

> + *

> + * This program is distributed in the hope that it will be useful,

> + * but WITHOUT ANY WARRANTY; without even the implied warranty of

> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

> + * GNU General Public License for more details.

> + *

> + * You should have received a copy of the GNU General Public License

> + * along with this program.  If not, see <http://www.gnu.org/licenses/>.

> + */

> +

> +#include "qemu/osdep.h"

> +#include "qemu-common.h"

> +#include "disas/bfd.h"

> +#include "qemu/bitops.h"

> +#include "cpu.h"

> +

> +typedef disassemble_info DisasContext;

> +

> +/* Include the auto-generated decoder.  */

> +#include "decode.inc.c"

> +

> +#define output(mnemonic, format, ...) \

> +    info->fprintf_func(info->stream, "%-9s " format, \

> +                       mnemonic, ##__VA_ARGS__)

> +

> +int print_insn_or1k(bfd_vma addr, disassemble_info *info)

> +{

> +    bfd_byte buffer[4];

> +    uint32_t insn;

> +    int status;

> +

> +    status = info->read_memory_func(addr, buffer, 4, info);

> +    if (status != 0) {

> +        info->memory_error_func(status, addr, info);

> +        return -1;

> +    }

> +    insn = bfd_getb32(buffer);

> +

> +    if (!decode(info, insn)) {

> +        output(".long", "%#08x", insn);

> +    }

> +    return 4;

> +}

> +

> +#define INSN(opcode, format, ...) \

> +static bool trans_l_##opcode(disassemble_info *info,    \

> +    arg_l_##opcode *a, uint32_t insn)                   \

> +{                                                       \

> +    output("l." #opcode, format, ##__VA_ARGS__);        \

> +    return true;                                        \

> +}

> +

> +INSN(add,    "r%d, r%d, r%d", a->d, a->a, a->b)

> +INSN(addc,   "r%d, r%d, r%d", a->d, a->a, a->b)

> +INSN(sub,    "r%d, r%d, r%d", a->d, a->a, a->b)

> +INSN(and,    "r%d, r%d, r%d", a->d, a->a, a->b)

> +INSN(or,     "r%d, r%d, r%d", a->d, a->a, a->b)

> +INSN(xor,    "r%d, r%d, r%d", a->d, a->a, a->b)

> +INSN(sll,    "r%d, r%d, r%d", a->d, a->a, a->b)

> +INSN(srl,    "r%d, r%d, r%d", a->d, a->a, a->b)

> +INSN(sra,    "r%d, r%d, r%d", a->d, a->a, a->b)

> +INSN(ror,    "r%d, r%d, r%d", a->d, a->a, a->b)

> +INSN(exths,  "r%d, r%d", a->d, a->a)

> +INSN(extbs,  "r%d, r%d", a->d, a->a)

> +INSN(exthz,  "r%d, r%d", a->d, a->a)

> +INSN(extbz,  "r%d, r%d", a->d, a->a)

> +INSN(cmov,   "r%d, r%d, r%d", a->d, a->a, a->b)

> +INSN(ff1,    "r%d, r%d", a->d, a->a)

> +INSN(fl1,    "r%d, r%d", a->d, a->a)

> +INSN(mul,    "r%d, r%d, r%d", a->d, a->a, a->b)

> +INSN(mulu,   "r%d, r%d, r%d", a->d, a->a, a->b)

> +INSN(div,    "r%d, r%d, r%d", a->d, a->a, a->b)

> +INSN(divu,   "r%d, r%d, r%d", a->d, a->a, a->b)

> +INSN(muld,   "r%d, r%d", a->a, a->b)

> +INSN(muldu,  "r%d, r%d", a->a, a->b)

> +INSN(j,      "%d", a->n)

> +INSN(jal,    "%d", a->n)

> +INSN(bf,     "%d", a->n)

> +INSN(bnf,    "%d", a->n)

> +INSN(jr,     "r%d", a->b)

> +INSN(jalr,   "r%d", a->b)


> +INSN(lwa,    "r%d, %d(r%d)", a->d, a->i, a->a)

> +INSN(lwz,    "r%d, %d(r%d)", a->d, a->i, a->a)

> +INSN(lws,    "r%d, %d(r%d)", a->d, a->i, a->a)

> +INSN(lbz,    "r%d, %d(r%d)", a->d, a->i, a->a)

> +INSN(lbs,    "r%d, %d(r%d)", a->d, a->i, a->a)

> +INSN(lhz,    "r%d, %d(r%d)", a->d, a->i, a->a)

> +INSN(lhs,    "r%d, %d(r%d)", a->d, a->i, a->a)

> +INSN(swa,    "%d(r%d), r%d", a->i, a->a, a->b)

> +INSN(sw,     "%d(r%d), r%d", a->i, a->a, a->b)

> +INSN(sb,     "%d(r%d), r%d", a->i, a->a, a->b)

> +INSN(sh,     "%d(r%d), r%d", a->i, a->a, a->b)


You updated to use the offset(reg) notation, ok.

> +INSN(nop,    "")


The nop previously displayed 'k', I suppose a left-over from sys/trap.

> +INSN(addi,   "r%d, r%d, %d", a->d, a->a, a->i)

> +INSN(addic,  "r%d, r%d, %d", a->d, a->a, a->i)

> +INSN(muli,   "r%d, r%d, %d", a->d, a->a, a->i)

> +INSN(maci,   "r%d, %d", a->a, a->i)

> +INSN(andi,   "r%d, r%d, %d", a->d, a->a, a->k)

> +INSN(ori,    "r%d, r%d, %d", a->d, a->a, a->k)

> +INSN(xori,   "r%d, r%d, %d", a->d, a->a, a->i)

> +INSN(mfspr,  "r%d, r%d, %d", a->d, a->a, a->k)

> +INSN(mtspr,  "r%d, r%d, %d", a->a, a->b, a->k)

> +INSN(mac,    "r%d, r%d", a->a, a->b)

> +INSN(msb,    "r%d, r%d", a->a, a->b)

> +INSN(macu,   "r%d, r%d", a->a, a->b)

> +INSN(msbu,   "r%d, r%d", a->a, a->b)

> +INSN(slli,   "r%d, r%d, %d", a->d, a->a, a->l)

> +INSN(srli,   "r%d, r%d, %d", a->d, a->a, a->l)

> +INSN(srai,   "r%d, r%d, %d", a->d, a->a, a->l)

> +INSN(rori,   "r%d, r%d, %d", a->d, a->a, a->l)

> +INSN(movhi,  "r%d, %d", a->d, a->k)

> +INSN(macrc,  "r%d", a->d)

> +INSN(sfeq,   "r%d, r%d", a->a, a->b)

> +INSN(sfne,   "r%d, r%d", a->a, a->b)

> +INSN(sfgtu,  "r%d, r%d", a->a, a->b)

> +INSN(sfgeu,  "r%d, r%d", a->a, a->b)

> +INSN(sfltu,  "r%d, r%d", a->a, a->b)

> +INSN(sfleu,  "r%d, r%d", a->a, a->b)

> +INSN(sfgts,  "r%d, r%d", a->a, a->b)

> +INSN(sfges,  "r%d, r%d", a->a, a->b)

> +INSN(sflts,  "r%d, r%d", a->a, a->b)

> +INSN(sfles,  "r%d, r%d", a->a, a->b)

> +INSN(sfeqi,  "r%d, %d", a->a, a->i)

> +INSN(sfnei,  "r%d, %d", a->a, a->i)

> +INSN(sfgtui, "r%d, %d", a->a, a->i)

> +INSN(sfgeui, "r%d, %d", a->a, a->i)

> +INSN(sfltui, "r%d, %d", a->a, a->i)

> +INSN(sfleui, "r%d, %d", a->a, a->i)

> +INSN(sfgtsi, "r%d, %d", a->a, a->i)

> +INSN(sfgesi, "r%d, %d", a->a, a->i)

> +INSN(sfltsi, "r%d, %d", a->a, a->i)

> +INSN(sflesi, "r%d, %d", a->a, a->i)

> +INSN(sys,    "%d", a->k)

> +INSN(trap,   "%d", a->k)

> +INSN(msync,  "")

> +INSN(psync,  "")

> +INSN(csync,  "")

> +INSN(rfe,    "")

> +

> +#define FP_INSN(opcode, suffix, format, ...) \

> +static bool trans_lf_##opcode##_##suffix(disassemble_info *info, \

> +    arg_lf_##opcode##_##suffix *a, uint32_t insn)                \

> +{                                                                \

> +    output("lf." #opcode "." #suffix, format, ##__VA_ARGS__);    \

> +    return true;                                                 \

> +}

> +

> +FP_INSN(add, s,  "r%d, r%d, r%d", a->d, a->a, a->b)

> +FP_INSN(sub, s,  "r%d, r%d, r%d", a->d, a->a, a->b)

> +FP_INSN(mul, s,  "r%d, r%d, r%d", a->d, a->a, a->b)

> +FP_INSN(div, s,  "r%d, r%d, r%d", a->d, a->a, a->b)

> +FP_INSN(rem, s,  "r%d, r%d, r%d", a->d, a->a, a->b)

> +FP_INSN(itof, s, "r%d, r%d", a->d, a->a)

> +FP_INSN(ftoi, s, "r%d, r%d", a->d, a->a)

> +FP_INSN(madd, s, "r%d, r%d, r%d", a->d, a->a, a->b)

> +FP_INSN(sfeq, s, "r%d, r%d", a->a, a->b)

> +FP_INSN(sfne, s, "r%d, r%d", a->a, a->b)

> +FP_INSN(sfgt, s, "r%d, r%d", a->a, a->b)

> +FP_INSN(sfge, s, "r%d, r%d", a->a, a->b)

> +FP_INSN(sflt, s, "r%d, r%d", a->a, a->b)

> +FP_INSN(sfle, s, "r%d, r%d", a->a, a->b)

> diff --git a/target/openrisc/translate.c b/target/openrisc/translate.c

> index 60c6e19f4b..d0662f38c6 100644

> --- a/target/openrisc/translate.c

> +++ b/target/openrisc/translate.c

> @@ -36,10 +36,6 @@

>  #include "trace-tcg.h"

>  #include "exec/log.h"

>  

> -#define LOG_DIS(str, ...) \

> -    qemu_log_mask(CPU_LOG_TB_IN_ASM, "%08x: " str, dc->base.pc_next,    \

> -                  ## __VA_ARGS__)

> -

>  /* is_jmp field values */

>  #define DISAS_EXIT    DISAS_TARGET_0  /* force exit to main loop */

>  #define DISAS_JUMP    DISAS_TARGET_1  /* exit via jmp_pc/jmp_pc_imm */

> @@ -440,7 +436,6 @@ static void gen_msbu(DisasContext *dc, TCGv srca, TCGv srcb)

>  

>  static bool trans_l_add(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.add r%d, r%d, r%d\n", a->d, a->a, a->b);

>      check_r0_write(a->d);

>      gen_add(dc, cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);

>      return true;

> @@ -448,7 +443,6 @@ static bool trans_l_add(DisasContext *dc, arg_dab *a, uint32_t insn)

>  

>  static bool trans_l_addc(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.addc r%d, r%d, r%d\n", a->d, a->a, a->b);

>      check_r0_write(a->d);

>      gen_addc(dc, cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);

>      return true;

> @@ -456,7 +450,6 @@ static bool trans_l_addc(DisasContext *dc, arg_dab *a, uint32_t insn)

>  

>  static bool trans_l_sub(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.sub r%d, r%d, r%d\n", a->d, a->a, a->b);

>      check_r0_write(a->d);

>      gen_sub(dc, cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);

>      return true;

> @@ -464,7 +457,6 @@ static bool trans_l_sub(DisasContext *dc, arg_dab *a, uint32_t insn)

>  

>  static bool trans_l_and(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.and r%d, r%d, r%d\n", a->d, a->a, a->b);

>      check_r0_write(a->d);

>      tcg_gen_and_tl(cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);

>      return true;

> @@ -472,7 +464,6 @@ static bool trans_l_and(DisasContext *dc, arg_dab *a, uint32_t insn)

>  

>  static bool trans_l_or(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.or r%d, r%d, r%d\n", a->d, a->a, a->b);

>      check_r0_write(a->d);

>      tcg_gen_or_tl(cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);

>      return true;

> @@ -480,7 +471,6 @@ static bool trans_l_or(DisasContext *dc, arg_dab *a, uint32_t insn)

>  

>  static bool trans_l_xor(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.xor r%d, r%d, r%d\n", a->d, a->a, a->b);

>      check_r0_write(a->d);

>      tcg_gen_xor_tl(cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);

>      return true;

> @@ -488,7 +478,6 @@ static bool trans_l_xor(DisasContext *dc, arg_dab *a, uint32_t insn)

>  

>  static bool trans_l_sll(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.sll r%d, r%d, r%d\n", a->d, a->a, a->b);

>      check_r0_write(a->d);

>      tcg_gen_shl_tl(cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);

>      return true;

> @@ -496,7 +485,6 @@ static bool trans_l_sll(DisasContext *dc, arg_dab *a, uint32_t insn)

>  

>  static bool trans_l_srl(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.srl r%d, r%d, r%d\n", a->d, a->a, a->b);

>      check_r0_write(a->d);

>      tcg_gen_shr_tl(cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);

>      return true;

> @@ -504,7 +492,6 @@ static bool trans_l_srl(DisasContext *dc, arg_dab *a, uint32_t insn)

>  

>  static bool trans_l_sra(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.sra r%d, r%d, r%d\n", a->d, a->a, a->b);

>      check_r0_write(a->d);

>      tcg_gen_sar_tl(cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);

>      return true;

> @@ -512,7 +499,6 @@ static bool trans_l_sra(DisasContext *dc, arg_dab *a, uint32_t insn)

>  

>  static bool trans_l_ror(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.ror r%d, r%d, r%d\n", a->d, a->a, a->b);

>      check_r0_write(a->d);

>      tcg_gen_rotr_tl(cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);

>      return true;

> @@ -520,7 +506,6 @@ static bool trans_l_ror(DisasContext *dc, arg_dab *a, uint32_t insn)

>  

>  static bool trans_l_exths(DisasContext *dc, arg_da *a, uint32_t insn)

>  {

> -    LOG_DIS("l.exths r%d, r%d\n", a->d, a->a);

>      check_r0_write(a->d);

>      tcg_gen_ext16s_tl(cpu_R[a->d], cpu_R[a->a]);

>      return true;

> @@ -528,7 +513,6 @@ static bool trans_l_exths(DisasContext *dc, arg_da *a, uint32_t insn)

>  

>  static bool trans_l_extbs(DisasContext *dc, arg_da *a, uint32_t insn)

>  {

> -    LOG_DIS("l.extbs r%d, r%d\n", a->d, a->a);

>      check_r0_write(a->d);

>      tcg_gen_ext8s_tl(cpu_R[a->d], cpu_R[a->a]);

>      return true;

> @@ -536,7 +520,6 @@ static bool trans_l_extbs(DisasContext *dc, arg_da *a, uint32_t insn)

>  

>  static bool trans_l_exthz(DisasContext *dc, arg_da *a, uint32_t insn)

>  {

> -    LOG_DIS("l.exthz r%d, r%d\n", a->d, a->a);

>      check_r0_write(a->d);

>      tcg_gen_ext16u_tl(cpu_R[a->d], cpu_R[a->a]);

>      return true;

> @@ -544,7 +527,6 @@ static bool trans_l_exthz(DisasContext *dc, arg_da *a, uint32_t insn)

>  

>  static bool trans_l_extbz(DisasContext *dc, arg_da *a, uint32_t insn)

>  {

> -    LOG_DIS("l.extbz r%d, r%d\n", a->d, a->a);

>      check_r0_write(a->d);

>      tcg_gen_ext8u_tl(cpu_R[a->d], cpu_R[a->a]);

>      return true;

> @@ -553,7 +535,6 @@ static bool trans_l_extbz(DisasContext *dc, arg_da *a, uint32_t insn)

>  static bool trans_l_cmov(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

>      TCGv zero;

> -    LOG_DIS("l.cmov r%d, r%d, r%d\n", a->d, a->a, a->b);

>  

>      check_r0_write(a->d);

>      zero = tcg_const_tl(0);

> @@ -565,8 +546,6 @@ static bool trans_l_cmov(DisasContext *dc, arg_dab *a, uint32_t insn)

>  

>  static bool trans_l_ff1(DisasContext *dc, arg_da *a, uint32_t insn)

>  {

> -    LOG_DIS("l.ff1 r%d, r%d\n", a->d, a->a);

> -

>      check_r0_write(a->d);

>      tcg_gen_ctzi_tl(cpu_R[a->d], cpu_R[a->a], -1);

>      tcg_gen_addi_tl(cpu_R[a->d], cpu_R[a->d], 1);

> @@ -575,8 +554,6 @@ static bool trans_l_ff1(DisasContext *dc, arg_da *a, uint32_t insn)

>  

>  static bool trans_l_fl1(DisasContext *dc, arg_da *a, uint32_t insn)

>  {

> -    LOG_DIS("l.fl1 r%d, r%d\n", a->d, a->a);

> -

>      check_r0_write(a->d);

>      tcg_gen_clzi_tl(cpu_R[a->d], cpu_R[a->a], TARGET_LONG_BITS);

>      tcg_gen_subfi_tl(cpu_R[a->d], TARGET_LONG_BITS, cpu_R[a->d]);

> @@ -585,8 +562,6 @@ static bool trans_l_fl1(DisasContext *dc, arg_da *a, uint32_t insn)

>  

>  static bool trans_l_mul(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.mul r%d, r%d, r%d\n", a->d, a->a, a->b);

> -

>      check_r0_write(a->d);

>      gen_mul(dc, cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);

>      return true;

> @@ -594,8 +569,6 @@ static bool trans_l_mul(DisasContext *dc, arg_dab *a, uint32_t insn)

>  

>  static bool trans_l_mulu(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.mulu r%d, r%d, r%d\n", a->d, a->a, a->b);

> -

>      check_r0_write(a->d);

>      gen_mulu(dc, cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);

>      return true;

> @@ -603,8 +576,6 @@ static bool trans_l_mulu(DisasContext *dc, arg_dab *a, uint32_t insn)

>  

>  static bool trans_l_div(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.div r%d, r%d, r%d\n", a->d, a->a, a->b);

> -

>      check_r0_write(a->d);

>      gen_div(dc, cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);

>      return true;

> @@ -612,8 +583,6 @@ static bool trans_l_div(DisasContext *dc, arg_dab *a, uint32_t insn)

>  

>  static bool trans_l_divu(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.divu r%d, r%d, r%d\n", a->d, a->a, a->b);

> -

>      check_r0_write(a->d);

>      gen_divu(dc, cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);

>      return true;

> @@ -621,14 +590,12 @@ static bool trans_l_divu(DisasContext *dc, arg_dab *a, uint32_t insn)

>  

>  static bool trans_l_muld(DisasContext *dc, arg_ab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.muld r%d, r%d\n", a->a, a->b);

>      gen_muld(dc, cpu_R[a->a], cpu_R[a->b]);

>      return true;

>  }

>  

>  static bool trans_l_muldu(DisasContext *dc, arg_ab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.muldu r%d, r%d\n", a->a, a->b);

>      gen_muldu(dc, cpu_R[a->a], cpu_R[a->b]);

>      return true;

>  }

> @@ -637,7 +604,6 @@ static bool trans_l_j(DisasContext *dc, arg_l_j *a, uint32_t insn)

>  {

>      target_ulong tmp_pc = dc->base.pc_next + a->n * 4;

>  

> -    LOG_DIS("l.j %d\n", a->n);

>      tcg_gen_movi_tl(jmp_pc, tmp_pc);

>      dc->jmp_pc_imm = tmp_pc;

>      dc->delayed_branch = 2;

> @@ -649,7 +615,6 @@ static bool trans_l_jal(DisasContext *dc, arg_l_jal *a, uint32_t insn)

>      target_ulong tmp_pc = dc->base.pc_next + a->n * 4;

>      target_ulong ret_pc = dc->base.pc_next + 8;

>  

> -    LOG_DIS("l.jal %d\n", a->n);

>      tcg_gen_movi_tl(cpu_R[9], ret_pc);

>      /* Optimize jal being used to load the PC for PIC.  */

>      if (tmp_pc != ret_pc) {

> @@ -677,21 +642,18 @@ static void do_bf(DisasContext *dc, arg_l_bf *a, TCGCond cond)

>  

>  static bool trans_l_bf(DisasContext *dc, arg_l_bf *a, uint32_t insn)

>  {

> -    LOG_DIS("l.bf %d\n", a->n);

>      do_bf(dc, a, TCG_COND_NE);

>      return true;

>  }

>  

>  static bool trans_l_bnf(DisasContext *dc, arg_l_bf *a, uint32_t insn)

>  {

> -    LOG_DIS("l.bnf %d\n", a->n);

>      do_bf(dc, a, TCG_COND_EQ);

>      return true;

>  }

>  

>  static bool trans_l_jr(DisasContext *dc, arg_l_jr *a, uint32_t insn)

>  {

> -    LOG_DIS("l.jr r%d\n", a->b);

>      tcg_gen_mov_tl(jmp_pc, cpu_R[a->b]);

>      dc->delayed_branch = 2;

>      return true;

> @@ -699,7 +661,6 @@ static bool trans_l_jr(DisasContext *dc, arg_l_jr *a, uint32_t insn)

>  

>  static bool trans_l_jalr(DisasContext *dc, arg_l_jalr *a, uint32_t insn)

>  {

> -    LOG_DIS("l.jalr r%d\n", a->b);

>      tcg_gen_mov_tl(jmp_pc, cpu_R[a->b]);

>      tcg_gen_movi_tl(cpu_R[9], dc->base.pc_next + 8);

>      dc->delayed_branch = 2;

> @@ -710,8 +671,6 @@ static bool trans_l_lwa(DisasContext *dc, arg_load *a, uint32_t insn)

>  {

>      TCGv ea;

>  

> -    LOG_DIS("l.lwa r%d, r%d, %d\n", a->d, a->a, a->i);

> -

>      check_r0_write(a->d);

>      ea = tcg_temp_new();

>      tcg_gen_addi_tl(ea, cpu_R[a->a], a->i);

> @@ -735,42 +694,36 @@ static void do_load(DisasContext *dc, arg_load *a, TCGMemOp mop)

>  

>  static bool trans_l_lwz(DisasContext *dc, arg_load *a, uint32_t insn)

>  {

> -    LOG_DIS("l.lwz r%d, r%d, %d\n", a->d, a->a, a->i);

>      do_load(dc, a, MO_TEUL);

>      return true;

>  }

>  

>  static bool trans_l_lws(DisasContext *dc, arg_load *a, uint32_t insn)

>  {

> -    LOG_DIS("l.lws r%d, r%d, %d\n", a->d, a->a, a->i);

>      do_load(dc, a, MO_TESL);

>      return true;

>  }

>  

>  static bool trans_l_lbz(DisasContext *dc, arg_load *a, uint32_t insn)

>  {

> -    LOG_DIS("l.lbz r%d, r%d, %d\n", a->d, a->a, a->i);

>      do_load(dc, a, MO_UB);

>      return true;

>  }

>  

>  static bool trans_l_lbs(DisasContext *dc, arg_load *a, uint32_t insn)

>  {

> -    LOG_DIS("l.lbs r%d, r%d, %d\n", a->d, a->a, a->i);

>      do_load(dc, a, MO_SB);

>      return true;

>  }

>  

>  static bool trans_l_lhz(DisasContext *dc, arg_load *a, uint32_t insn)

>  {

> -    LOG_DIS("l.lhz r%d, r%d, %d\n", a->d, a->a, a->i);

>      do_load(dc, a, MO_TEUW);

>      return true;

>  }

>  

>  static bool trans_l_lhs(DisasContext *dc, arg_load *a, uint32_t insn)

>  {

> -    LOG_DIS("l.lhs r%d, r%d, %d\n", a->d, a->a, a->i);

>      do_load(dc, a, MO_TESW);

>      return true;

>  }

> @@ -780,8 +733,6 @@ static bool trans_l_swa(DisasContext *dc, arg_store *a, uint32_t insn)

>      TCGv ea, val;

>      TCGLabel *lab_fail, *lab_done;

>  

> -    LOG_DIS("l.swa r%d, r%d, %d\n", a->a, a->b, a->i);

> -

>      ea = tcg_temp_new();

>      tcg_gen_addi_tl(ea, cpu_R[a->a], a->i);

>  

> @@ -822,28 +773,24 @@ static void do_store(DisasContext *dc, arg_store *a, TCGMemOp mop)

>  

>  static bool trans_l_sw(DisasContext *dc, arg_store *a, uint32_t insn)

>  {

> -    LOG_DIS("l.sw r%d, r%d, %d\n", a->a, a->b, a->i);

>      do_store(dc, a, MO_TEUL);

>      return true;

>  }

>  

>  static bool trans_l_sb(DisasContext *dc, arg_store *a, uint32_t insn)

>  {

> -    LOG_DIS("l.sb r%d, r%d, %d\n", a->a, a->b, a->i);

>      do_store(dc, a, MO_UB);

>      return true;

>  }

>  

>  static bool trans_l_sh(DisasContext *dc, arg_store *a, uint32_t insn)

>  {

> -    LOG_DIS("l.sh r%d, r%d, %d\n", a->a, a->b, a->i);

>      do_store(dc, a, MO_TEUW);

>      return true;

>  }

>  

>  static bool trans_l_nop(DisasContext *dc, arg_l_nop *a, uint32_t insn)

>  {

> -    LOG_DIS("l.nop %d\n", a->k);

>      return true;

>  }

>  

> @@ -851,7 +798,6 @@ static bool trans_l_addi(DisasContext *dc, arg_rri *a, uint32_t insn)

>  {

>      TCGv t0;

>  

> -    LOG_DIS("l.addi r%d, r%d, %d\n", a->d, a->a, a->i);

>      check_r0_write(a->d);

>      t0 = tcg_const_tl(a->i);

>      gen_add(dc, cpu_R[a->d], cpu_R[a->a], t0);

> @@ -863,7 +809,6 @@ static bool trans_l_addic(DisasContext *dc, arg_rri *a, uint32_t insn)

>  {

>      TCGv t0;

>  

> -    LOG_DIS("l.addic r%d, r%d, %d\n", a->d, a->a, a->i);

>      check_r0_write(a->d);

>      t0 = tcg_const_tl(a->i);

>      gen_addc(dc, cpu_R[a->d], cpu_R[a->a], t0);

> @@ -875,7 +820,6 @@ static bool trans_l_muli(DisasContext *dc, arg_rri *a, uint32_t insn)

>  {

>      TCGv t0;

>  

> -    LOG_DIS("l.muli r%d, r%d, %d\n", a->d, a->a, a->i);

>      check_r0_write(a->d);

>      t0 = tcg_const_tl(a->i);

>      gen_mul(dc, cpu_R[a->d], cpu_R[a->a], t0);

> @@ -887,7 +831,6 @@ static bool trans_l_maci(DisasContext *dc, arg_l_maci *a, uint32_t insn)

>  {

>      TCGv t0;

>  

> -    LOG_DIS("l.maci r%d, %d\n", a->a, a->i);

>      t0 = tcg_const_tl(a->i);

>      gen_mac(dc, cpu_R[a->a], t0);

>      tcg_temp_free(t0);

> @@ -896,7 +839,6 @@ static bool trans_l_maci(DisasContext *dc, arg_l_maci *a, uint32_t insn)

>  

>  static bool trans_l_andi(DisasContext *dc, arg_rrk *a, uint32_t insn)

>  {

> -    LOG_DIS("l.andi r%d, r%d, %d\n", a->d, a->a, a->k);

>      check_r0_write(a->d);

>      tcg_gen_andi_tl(cpu_R[a->d], cpu_R[a->a], a->k);

>      return true;

> @@ -904,7 +846,6 @@ static bool trans_l_andi(DisasContext *dc, arg_rrk *a, uint32_t insn)

>  

>  static bool trans_l_ori(DisasContext *dc, arg_rrk *a, uint32_t insn)

>  {

> -    LOG_DIS("l.ori r%d, r%d, %d\n", a->d, a->a, a->k);

>      check_r0_write(a->d);

>      tcg_gen_ori_tl(cpu_R[a->d], cpu_R[a->a], a->k);

>      return true;

> @@ -912,7 +853,6 @@ static bool trans_l_ori(DisasContext *dc, arg_rrk *a, uint32_t insn)

>  

>  static bool trans_l_xori(DisasContext *dc, arg_rri *a, uint32_t insn)

>  {

> -    LOG_DIS("l.xori r%d, r%d, %d\n", a->d, a->a, a->i);

>      check_r0_write(a->d);

>      tcg_gen_xori_tl(cpu_R[a->d], cpu_R[a->a], a->i);

>      return true;

> @@ -920,7 +860,6 @@ static bool trans_l_xori(DisasContext *dc, arg_rri *a, uint32_t insn)

>  

>  static bool trans_l_mfspr(DisasContext *dc, arg_l_mfspr *a, uint32_t insn)

>  {

> -    LOG_DIS("l.mfspr r%d, r%d, %d\n", a->d, a->a, a->k);

>      check_r0_write(a->d);

>  

>      if (is_user(dc)) {

> @@ -936,8 +875,6 @@ static bool trans_l_mfspr(DisasContext *dc, arg_l_mfspr *a, uint32_t insn)

>  

>  static bool trans_l_mtspr(DisasContext *dc, arg_l_mtspr *a, uint32_t insn)

>  {

> -    LOG_DIS("l.mtspr r%d, r%d, %d\n", a->a, a->b, a->k);

> -

>      if (is_user(dc)) {

>          gen_illegal_exception(dc);

>      } else {

> @@ -973,35 +910,30 @@ static bool trans_l_mtspr(DisasContext *dc, arg_l_mtspr *a, uint32_t insn)

>  

>  static bool trans_l_mac(DisasContext *dc, arg_ab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.mac r%d, r%d\n", a->a, a->b);

>      gen_mac(dc, cpu_R[a->a], cpu_R[a->b]);

>      return true;

>  }

>  

>  static bool trans_l_msb(DisasContext *dc, arg_ab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.msb r%d, r%d\n", a->a, a->b);

>      gen_msb(dc, cpu_R[a->a], cpu_R[a->b]);

>      return true;

>  }

>  

>  static bool trans_l_macu(DisasContext *dc, arg_ab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.mac r%d, r%d\n", a->a, a->b);

>      gen_macu(dc, cpu_R[a->a], cpu_R[a->b]);

>      return true;

>  }

>  

>  static bool trans_l_msbu(DisasContext *dc, arg_ab *a, uint32_t insn)

>  {

> -    LOG_DIS("l.msb r%d, r%d\n", a->a, a->b);

>      gen_msbu(dc, cpu_R[a->a], cpu_R[a->b]);

>      return true;

>  }

>  

>  static bool trans_l_slli(DisasContext *dc, arg_dal *a, uint32_t insn)

>  {

> -    LOG_DIS("l.slli r%d, r%d, %d\n", a->d, a->a, a->l);

>      check_r0_write(a->d);

>      tcg_gen_shli_tl(cpu_R[a->d], cpu_R[a->a], a->l & (TARGET_LONG_BITS - 1));

>      return true;

> @@ -1009,7 +941,6 @@ static bool trans_l_slli(DisasContext *dc, arg_dal *a, uint32_t insn)

>  

>  static bool trans_l_srli(DisasContext *dc, arg_dal *a, uint32_t insn)

>  {

> -    LOG_DIS("l.srli r%d, r%d, %d\n", a->d, a->a, a->l);

>      check_r0_write(a->d);

>      tcg_gen_shri_tl(cpu_R[a->d], cpu_R[a->a], a->l & (TARGET_LONG_BITS - 1));

>      return true;

> @@ -1017,7 +948,6 @@ static bool trans_l_srli(DisasContext *dc, arg_dal *a, uint32_t insn)

>  

>  static bool trans_l_srai(DisasContext *dc, arg_dal *a, uint32_t insn)

>  {

> -    LOG_DIS("l.srai r%d, r%d, %d\n", a->d, a->a, a->l);

>      check_r0_write(a->d);

>      tcg_gen_sari_tl(cpu_R[a->d], cpu_R[a->a], a->l & (TARGET_LONG_BITS - 1));

>      return true;

> @@ -1025,7 +955,6 @@ static bool trans_l_srai(DisasContext *dc, arg_dal *a, uint32_t insn)

>  

>  static bool trans_l_rori(DisasContext *dc, arg_dal *a, uint32_t insn)

>  {

> -    LOG_DIS("l.rori r%d, r%d, %d\n", a->d, a->a, a->l);

>      check_r0_write(a->d);

>      tcg_gen_rotri_tl(cpu_R[a->d], cpu_R[a->a], a->l & (TARGET_LONG_BITS - 1));

>      return true;

> @@ -1033,7 +962,6 @@ static bool trans_l_rori(DisasContext *dc, arg_dal *a, uint32_t insn)

>  

>  static bool trans_l_movhi(DisasContext *dc, arg_l_movhi *a, uint32_t insn)

>  {

> -    LOG_DIS("l.movhi r%d, %d\n", a->d, a->k);

>      check_r0_write(a->d);

>      tcg_gen_movi_tl(cpu_R[a->d], a->k << 16);

>      return true;

> @@ -1041,7 +969,6 @@ static bool trans_l_movhi(DisasContext *dc, arg_l_movhi *a, uint32_t insn)

>  

>  static bool trans_l_macrc(DisasContext *dc, arg_l_macrc *a, uint32_t insn)

>  {

> -    LOG_DIS("l.macrc r%d\n", a->d);

>      check_r0_write(a->d);

>      tcg_gen_trunc_i64_tl(cpu_R[a->d], cpu_mac);

>      tcg_gen_movi_i64(cpu_mac, 0);

> @@ -1050,147 +977,126 @@ static bool trans_l_macrc(DisasContext *dc, arg_l_macrc *a, uint32_t insn)

>  

>  static bool trans_l_sfeq(DisasContext *dc, arg_ab *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfeq r%d, r%d\n", a->a, a->b);

>      tcg_gen_setcond_tl(TCG_COND_EQ, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);

>      return true;

>  }

>  

>  static bool trans_l_sfne(DisasContext *dc, arg_ab *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfne r%d, r%d\n", a->a, a->b);

>      tcg_gen_setcond_tl(TCG_COND_NE, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);

>      return true;

>  }

>  

>  static bool trans_l_sfgtu(DisasContext *dc, arg_ab *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfgtu r%d, r%d\n", a->a, a->b);

>      tcg_gen_setcond_tl(TCG_COND_GTU, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);

>      return true;

>  }

>  

>  static bool trans_l_sfgeu(DisasContext *dc, arg_ab *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfgeu r%d, r%d\n", a->a, a->b);

>      tcg_gen_setcond_tl(TCG_COND_GEU, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);

>      return true;

>  }

>  

>  static bool trans_l_sfltu(DisasContext *dc, arg_ab *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfltu r%d, r%d\n", a->a, a->b);

>      tcg_gen_setcond_tl(TCG_COND_LTU, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);

>      return true;

>  }

>  

>  static bool trans_l_sfleu(DisasContext *dc, arg_ab *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfleu r%d, r%d\n", a->a, a->b);

>      tcg_gen_setcond_tl(TCG_COND_LEU, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);

>      return true;

>  }

>  

>  static bool trans_l_sfgts(DisasContext *dc, arg_ab *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfgts r%d, r%d\n", a->a, a->b);

>      tcg_gen_setcond_tl(TCG_COND_GT, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);

>      return true;

>  }

>  

>  static bool trans_l_sfges(DisasContext *dc, arg_ab *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfges r%d, r%d\n", a->a, a->b);

>      tcg_gen_setcond_tl(TCG_COND_GE, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);

>      return true;

>  }

>  

>  static bool trans_l_sflts(DisasContext *dc, arg_ab *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sflts r%d, r%d\n", a->a, a->b);

>      tcg_gen_setcond_tl(TCG_COND_LT, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);

>      return true;

>  }

>  

>  static bool trans_l_sfles(DisasContext *dc, arg_ab *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfles r%d, r%d\n", a->a, a->b);

>      tcg_gen_setcond_tl(TCG_COND_LE, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);

>      return true;

>  }

>  

>  static bool trans_l_sfeqi(DisasContext *dc, arg_ai *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfeqi r%d, %d\n", a->a, a->i);

>      tcg_gen_setcondi_tl(TCG_COND_EQ, cpu_sr_f, cpu_R[a->a], a->i);

>      return true;

>  }

>  

>  static bool trans_l_sfnei(DisasContext *dc, arg_ai *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfnei r%d, %d\n", a->a, a->i);

>      tcg_gen_setcondi_tl(TCG_COND_NE, cpu_sr_f, cpu_R[a->a], a->i);

>      return true;

>  }

>  

>  static bool trans_l_sfgtui(DisasContext *dc, arg_ai *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfgtui r%d, %d\n", a->a, a->i);

>      tcg_gen_setcondi_tl(TCG_COND_GTU, cpu_sr_f, cpu_R[a->a], a->i);

>      return true;

>  }

>  

>  static bool trans_l_sfgeui(DisasContext *dc, arg_ai *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfgeui r%d, %d\n", a->a, a->i);

>      tcg_gen_setcondi_tl(TCG_COND_GEU, cpu_sr_f, cpu_R[a->a], a->i);

>      return true;

>  }

>  

>  static bool trans_l_sfltui(DisasContext *dc, arg_ai *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfltui r%d, %d\n", a->a, a->i);

>      tcg_gen_setcondi_tl(TCG_COND_LTU, cpu_sr_f, cpu_R[a->a], a->i);

>      return true;

>  }

>  

>  static bool trans_l_sfleui(DisasContext *dc, arg_ai *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfleui r%d, %d\n", a->a, a->i);

>      tcg_gen_setcondi_tl(TCG_COND_LEU, cpu_sr_f, cpu_R[a->a], a->i);

>      return true;

>  }

>  

>  static bool trans_l_sfgtsi(DisasContext *dc, arg_ai *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfgtsi r%d, %d\n", a->a, a->i);

>      tcg_gen_setcondi_tl(TCG_COND_GT, cpu_sr_f, cpu_R[a->a], a->i);

>      return true;

>  }

>  

>  static bool trans_l_sfgesi(DisasContext *dc, arg_ai *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfgesi r%d, %d\n", a->a, a->i);

>      tcg_gen_setcondi_tl(TCG_COND_GE, cpu_sr_f, cpu_R[a->a], a->i);

>      return true;

>  }

>  

>  static bool trans_l_sfltsi(DisasContext *dc, arg_ai *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sfltsi r%d, %d\n", a->a, a->i);

>      tcg_gen_setcondi_tl(TCG_COND_LT, cpu_sr_f, cpu_R[a->a], a->i);

>      return true;

>  }

>  

>  static bool trans_l_sflesi(DisasContext *dc, arg_ai *a, TCGCond cond)

>  {

> -    LOG_DIS("l.sflesi r%d, %d\n", a->a, a->i);

>      tcg_gen_setcondi_tl(TCG_COND_LE, cpu_sr_f, cpu_R[a->a], a->i);

>      return true;

>  }

>  

>  static bool trans_l_sys(DisasContext *dc, arg_l_sys *a, uint32_t insn)

>  {

> -    LOG_DIS("l.sys %d\n", a->k);

>      tcg_gen_movi_tl(cpu_pc, dc->base.pc_next);

>      gen_exception(dc, EXCP_SYSCALL);

>      dc->base.is_jmp = DISAS_NORETURN;

> @@ -1199,7 +1105,6 @@ static bool trans_l_sys(DisasContext *dc, arg_l_sys *a, uint32_t insn)

>  

>  static bool trans_l_trap(DisasContext *dc, arg_l_trap *a, uint32_t insn)

>  {

> -    LOG_DIS("l.trap %d\n", a->k);

>      tcg_gen_movi_tl(cpu_pc, dc->base.pc_next);

>      gen_exception(dc, EXCP_TRAP);

>      dc->base.is_jmp = DISAS_NORETURN;

> @@ -1208,27 +1113,22 @@ static bool trans_l_trap(DisasContext *dc, arg_l_trap *a, uint32_t insn)

>  

>  static bool trans_l_msync(DisasContext *dc, arg_l_msync *a, uint32_t insn)

>  {

> -    LOG_DIS("l.msync\n");

>      tcg_gen_mb(TCG_MO_ALL);

>      return true;

>  }

>  

>  static bool trans_l_psync(DisasContext *dc, arg_l_psync *a, uint32_t insn)

>  {

> -    LOG_DIS("l.psync\n");

>      return true;

>  }

>  

>  static bool trans_l_csync(DisasContext *dc, arg_l_csync *a, uint32_t insn)

>  {

> -    LOG_DIS("l.csync\n");

>      return true;

>  }

>  

>  static bool trans_l_rfe(DisasContext *dc, arg_l_rfe *a, uint32_t insn)

>  {

> -    LOG_DIS("l.rfe\n");

> -

>      if (is_user(dc)) {

>          gen_illegal_exception(dc);

>      } else {

> @@ -1271,56 +1171,48 @@ static void do_fpcmp(DisasContext *dc, arg_ab *a,

>  

>  static bool trans_lf_add_s(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("lf.add.s r%d, r%d, r%d\n", a->d, a->a, a->b);

>      do_fp3(dc, a, gen_helper_float_add_s);

>      return true;

>  }

>  

>  static bool trans_lf_sub_s(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("lf.sub.s r%d, r%d, r%d\n", a->d, a->a, a->b);

>      do_fp3(dc, a, gen_helper_float_sub_s);

>      return true;

>  }

>  

>  static bool trans_lf_mul_s(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("lf.mul.s r%d, r%d, r%d\n", a->d, a->a, a->b);

>      do_fp3(dc, a, gen_helper_float_mul_s);

>      return true;

>  }

>  

>  static bool trans_lf_div_s(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("lf.div.s r%d, r%d, r%d\n", a->d, a->a, a->b);

>      do_fp3(dc, a, gen_helper_float_div_s);

>      return true;

>  }

>  

>  static bool trans_lf_rem_s(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("lf.rem.s r%d, r%d, r%d\n", a->d, a->a, a->b);

>      do_fp3(dc, a, gen_helper_float_rem_s);

>      return true;

>  }

>  

>  static bool trans_lf_itof_s(DisasContext *dc, arg_da *a, uint32_t insn)

>  {

> -    LOG_DIS("lf.itof.s r%d, r%d\n", a->d, a->a);

>      do_fp2(dc, a, gen_helper_itofs);

>      return true;

>  }

>  

>  static bool trans_lf_ftoi_s(DisasContext *dc, arg_da *a, uint32_t insn)

>  {

> -    LOG_DIS("lf.ftoi.s r%d, r%d\n", a->d, a->a);

>      do_fp2(dc, a, gen_helper_ftois);

>      return true;

>  }

>  

>  static bool trans_lf_madd_s(DisasContext *dc, arg_dab *a, uint32_t insn)

>  {

> -    LOG_DIS("lf.madd.s r%d, r%d, r%d\n", a->d, a->a, a->b);

>      check_r0_write(a->d);

>      gen_helper_float_madd_s(cpu_R[a->d], cpu_env, cpu_R[a->d],

>                              cpu_R[a->a], cpu_R[a->b]);

> @@ -1330,42 +1222,36 @@ static bool trans_lf_madd_s(DisasContext *dc, arg_dab *a, uint32_t insn)

>  

>  static bool trans_lf_sfeq_s(DisasContext *dc, arg_ab *a, uint32_t insn)

>  {

> -    LOG_DIS("lf.sfeq.s r%d, r%d\n", a->a, a->b);

>      do_fpcmp(dc, a, gen_helper_float_eq_s, false, false);

>      return true;

>  }

>  

>  static bool trans_lf_sfne_s(DisasContext *dc, arg_ab *a, uint32_t insn)

>  {

> -    LOG_DIS("lf.sfne.s r%d, r%d\n", a->a, a->b);

>      do_fpcmp(dc, a, gen_helper_float_eq_s, true, false);

>      return true;

>  }

>  

>  static bool trans_lf_sfgt_s(DisasContext *dc, arg_ab *a, uint32_t insn)

>  {

> -    LOG_DIS("lf.sfgt.s r%d, r%d\n", a->a, a->b);

>      do_fpcmp(dc, a, gen_helper_float_lt_s, false, true);

>      return true;

>  }

>  

>  static bool trans_lf_sfge_s(DisasContext *dc, arg_ab *a, uint32_t insn)

>  {

> -    LOG_DIS("lf.sfge.s r%d, r%d\n", a->a, a->b);

>      do_fpcmp(dc, a, gen_helper_float_le_s, false, true);

>      return true;

>  }

>  

>  static bool trans_lf_sflt_s(DisasContext *dc, arg_ab *a, uint32_t insn)

>  {

> -    LOG_DIS("lf.sflt.s r%d, r%d\n", a->a, a->b);

>      do_fpcmp(dc, a, gen_helper_float_lt_s, false, false);

>      return true;

>  }

>  

>  static bool trans_lf_sfle_s(DisasContext *dc, arg_ab *a, uint32_t insn)

>  {

> -    LOG_DIS("lf.sfle.s r%d, r%d\n", a->a, a->b);

>      do_fpcmp(dc, a, gen_helper_float_le_s, false, false);

>      return true;

>  }

> diff --git a/target/openrisc/Makefile.objs b/target/openrisc/Makefile.objs

> index 957ce02199..b5432f4684 100644

> --- a/target/openrisc/Makefile.objs

> +++ b/target/openrisc/Makefile.objs

> @@ -1,5 +1,5 @@

>  obj-$(CONFIG_SOFTMMU) += machine.o

> -obj-y += cpu.o exception.o interrupt.o mmu.o translate.o

> +obj-y += cpu.o exception.o interrupt.o mmu.o translate.o disas.o

>  obj-y += exception_helper.o fpu_helper.o \

>           interrupt_helper.o sys_helper.o

>  obj-y += gdbstub.o

> @@ -12,3 +12,4 @@ target/openrisc/decode.inc.c: \

>  	  $(PYTHON) $(DECODETREE) -o $@ $<, "GEN", $(TARGET_DIR)$@)

>  

>  target/openrisc/translate.o: target/openrisc/decode.inc.c

> +target/openrisc/disas.o: target/openrisc/decode.inc.c

> 


Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Richard Henderson June 27, 2018, 4:15 p.m. UTC | #2
On 06/27/2018 09:03 AM, Philippe Mathieu-Daudé wrote:
>> +INSN(lwa,    "r%d, %d(r%d)", a->d, a->i, a->a)

>> +INSN(lwz,    "r%d, %d(r%d)", a->d, a->i, a->a)

>> +INSN(lws,    "r%d, %d(r%d)", a->d, a->i, a->a)

>> +INSN(lbz,    "r%d, %d(r%d)", a->d, a->i, a->a)

>> +INSN(lbs,    "r%d, %d(r%d)", a->d, a->i, a->a)

>> +INSN(lhz,    "r%d, %d(r%d)", a->d, a->i, a->a)

>> +INSN(lhs,    "r%d, %d(r%d)", a->d, a->i, a->a)

>> +INSN(swa,    "%d(r%d), r%d", a->i, a->a, a->b)

>> +INSN(sw,     "%d(r%d), r%d", a->i, a->a, a->b)

>> +INSN(sb,     "%d(r%d), r%d", a->i, a->a, a->b)

>> +INSN(sh,     "%d(r%d), r%d", a->i, a->a, a->b)

> 

> You updated to use the offset(reg) notation, ok.


Yes, failure to match the usual format was confusing.

>> +INSN(nop,    "")

> 

> The nop previously displayed 'k', I suppose a left-over from sys/trap.


Yes, real nop has no argument.


r~
Stafford Horne June 27, 2018, 11:17 p.m. UTC | #3
On Wed, Jun 27, 2018 at 09:15:09AM -0700, Richard Henderson wrote:
> On 06/27/2018 09:03 AM, Philippe Mathieu-Daudé wrote:

> >> +INSN(nop,    "")

> > 

> > The nop previously displayed 'k', I suppose a left-over from sys/trap.

> 

> Yes, real nop has no argument.


Just for some history here, in case others are interested.  The nop in openrisc
does have an argument, but it is not used in real hardware.  It is a
hack/shortcut used by the old simulator to trigger debugging operations.  Its
used a lot in a few tests and even in the kernel, but I dont think we want to
carry it in QEMU.  I am happy to get rid of it.

 https://github.com/openrisc/or1ksim/blob/f75787f390cbd543b8ae49a2670ff338d6e9326a/cpu/or32/insnset.c#L766-L825

Also in: cpu/or1k/spr-defs.h

    #define NOP_NOP          0x0000      /* Normal nop instruction */
    #define NOP_EXIT         0x0001      /* End of simulation */
    #define NOP_REPORT       0x0002      /* Simple report */
    /*#define NOP_PRINTF       0x0003       Simprintf instruction (obsolete)*/
    #define NOP_PUTC         0x0004      /* JPB: Simputc instruction */
    #define NOP_CNT_RESET    0x0005	     /* Reset statistics counters */
    ...

-Stafford
diff mbox series

Patch

diff --git a/target/openrisc/cpu.h b/target/openrisc/cpu.h
index 1efffa5269..f1b31bc24a 100644
--- a/target/openrisc/cpu.h
+++ b/target/openrisc/cpu.h
@@ -348,6 +348,7 @@  void openrisc_translate_init(void);
 int openrisc_cpu_handle_mmu_fault(CPUState *cpu, vaddr address, int size,
                                   int rw, int mmu_idx);
 int cpu_openrisc_signal_handler(int host_signum, void *pinfo, void *puc);
+int print_insn_or1k(bfd_vma addr, disassemble_info *info);
 
 #define cpu_list cpu_openrisc_list
 #define cpu_signal_handler cpu_openrisc_signal_handler
diff --git a/target/openrisc/cpu.c b/target/openrisc/cpu.c
index 677f02efa4..e01ce9ed1c 100644
--- a/target/openrisc/cpu.c
+++ b/target/openrisc/cpu.c
@@ -35,6 +35,11 @@  static bool openrisc_cpu_has_work(CPUState *cs)
                                     CPU_INTERRUPT_TIMER);
 }
 
+static void openrisc_disas_set_info(CPUState *cpu, disassemble_info *info)
+{
+    info->print_insn = print_insn_or1k;
+}
+
 /* CPUClass::reset() */
 static void openrisc_cpu_reset(CPUState *s)
 {
@@ -150,6 +155,7 @@  static void openrisc_cpu_class_init(ObjectClass *oc, void *data)
 #endif
     cc->gdb_num_core_regs = 32 + 3;
     cc->tcg_initialize = openrisc_translate_init;
+    cc->disas_set_info = openrisc_disas_set_info;
 }
 
 /* Sort alphabetically by type name, except for "any". */
diff --git a/target/openrisc/disas.c b/target/openrisc/disas.c
new file mode 100644
index 0000000000..5acf4f4744
--- /dev/null
+++ b/target/openrisc/disas.c
@@ -0,0 +1,170 @@ 
+/*
+ * OpenRISC disassembler
+ *
+ * Copyright (c) 2018 Richard Henderson <rth@twiddle.net>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "qemu/osdep.h"
+#include "qemu-common.h"
+#include "disas/bfd.h"
+#include "qemu/bitops.h"
+#include "cpu.h"
+
+typedef disassemble_info DisasContext;
+
+/* Include the auto-generated decoder.  */
+#include "decode.inc.c"
+
+#define output(mnemonic, format, ...) \
+    info->fprintf_func(info->stream, "%-9s " format, \
+                       mnemonic, ##__VA_ARGS__)
+
+int print_insn_or1k(bfd_vma addr, disassemble_info *info)
+{
+    bfd_byte buffer[4];
+    uint32_t insn;
+    int status;
+
+    status = info->read_memory_func(addr, buffer, 4, info);
+    if (status != 0) {
+        info->memory_error_func(status, addr, info);
+        return -1;
+    }
+    insn = bfd_getb32(buffer);
+
+    if (!decode(info, insn)) {
+        output(".long", "%#08x", insn);
+    }
+    return 4;
+}
+
+#define INSN(opcode, format, ...) \
+static bool trans_l_##opcode(disassemble_info *info,    \
+    arg_l_##opcode *a, uint32_t insn)                   \
+{                                                       \
+    output("l." #opcode, format, ##__VA_ARGS__);        \
+    return true;                                        \
+}
+
+INSN(add,    "r%d, r%d, r%d", a->d, a->a, a->b)
+INSN(addc,   "r%d, r%d, r%d", a->d, a->a, a->b)
+INSN(sub,    "r%d, r%d, r%d", a->d, a->a, a->b)
+INSN(and,    "r%d, r%d, r%d", a->d, a->a, a->b)
+INSN(or,     "r%d, r%d, r%d", a->d, a->a, a->b)
+INSN(xor,    "r%d, r%d, r%d", a->d, a->a, a->b)
+INSN(sll,    "r%d, r%d, r%d", a->d, a->a, a->b)
+INSN(srl,    "r%d, r%d, r%d", a->d, a->a, a->b)
+INSN(sra,    "r%d, r%d, r%d", a->d, a->a, a->b)
+INSN(ror,    "r%d, r%d, r%d", a->d, a->a, a->b)
+INSN(exths,  "r%d, r%d", a->d, a->a)
+INSN(extbs,  "r%d, r%d", a->d, a->a)
+INSN(exthz,  "r%d, r%d", a->d, a->a)
+INSN(extbz,  "r%d, r%d", a->d, a->a)
+INSN(cmov,   "r%d, r%d, r%d", a->d, a->a, a->b)
+INSN(ff1,    "r%d, r%d", a->d, a->a)
+INSN(fl1,    "r%d, r%d", a->d, a->a)
+INSN(mul,    "r%d, r%d, r%d", a->d, a->a, a->b)
+INSN(mulu,   "r%d, r%d, r%d", a->d, a->a, a->b)
+INSN(div,    "r%d, r%d, r%d", a->d, a->a, a->b)
+INSN(divu,   "r%d, r%d, r%d", a->d, a->a, a->b)
+INSN(muld,   "r%d, r%d", a->a, a->b)
+INSN(muldu,  "r%d, r%d", a->a, a->b)
+INSN(j,      "%d", a->n)
+INSN(jal,    "%d", a->n)
+INSN(bf,     "%d", a->n)
+INSN(bnf,    "%d", a->n)
+INSN(jr,     "r%d", a->b)
+INSN(jalr,   "r%d", a->b)
+INSN(lwa,    "r%d, %d(r%d)", a->d, a->i, a->a)
+INSN(lwz,    "r%d, %d(r%d)", a->d, a->i, a->a)
+INSN(lws,    "r%d, %d(r%d)", a->d, a->i, a->a)
+INSN(lbz,    "r%d, %d(r%d)", a->d, a->i, a->a)
+INSN(lbs,    "r%d, %d(r%d)", a->d, a->i, a->a)
+INSN(lhz,    "r%d, %d(r%d)", a->d, a->i, a->a)
+INSN(lhs,    "r%d, %d(r%d)", a->d, a->i, a->a)
+INSN(swa,    "%d(r%d), r%d", a->i, a->a, a->b)
+INSN(sw,     "%d(r%d), r%d", a->i, a->a, a->b)
+INSN(sb,     "%d(r%d), r%d", a->i, a->a, a->b)
+INSN(sh,     "%d(r%d), r%d", a->i, a->a, a->b)
+INSN(nop,    "")
+INSN(addi,   "r%d, r%d, %d", a->d, a->a, a->i)
+INSN(addic,  "r%d, r%d, %d", a->d, a->a, a->i)
+INSN(muli,   "r%d, r%d, %d", a->d, a->a, a->i)
+INSN(maci,   "r%d, %d", a->a, a->i)
+INSN(andi,   "r%d, r%d, %d", a->d, a->a, a->k)
+INSN(ori,    "r%d, r%d, %d", a->d, a->a, a->k)
+INSN(xori,   "r%d, r%d, %d", a->d, a->a, a->i)
+INSN(mfspr,  "r%d, r%d, %d", a->d, a->a, a->k)
+INSN(mtspr,  "r%d, r%d, %d", a->a, a->b, a->k)
+INSN(mac,    "r%d, r%d", a->a, a->b)
+INSN(msb,    "r%d, r%d", a->a, a->b)
+INSN(macu,   "r%d, r%d", a->a, a->b)
+INSN(msbu,   "r%d, r%d", a->a, a->b)
+INSN(slli,   "r%d, r%d, %d", a->d, a->a, a->l)
+INSN(srli,   "r%d, r%d, %d", a->d, a->a, a->l)
+INSN(srai,   "r%d, r%d, %d", a->d, a->a, a->l)
+INSN(rori,   "r%d, r%d, %d", a->d, a->a, a->l)
+INSN(movhi,  "r%d, %d", a->d, a->k)
+INSN(macrc,  "r%d", a->d)
+INSN(sfeq,   "r%d, r%d", a->a, a->b)
+INSN(sfne,   "r%d, r%d", a->a, a->b)
+INSN(sfgtu,  "r%d, r%d", a->a, a->b)
+INSN(sfgeu,  "r%d, r%d", a->a, a->b)
+INSN(sfltu,  "r%d, r%d", a->a, a->b)
+INSN(sfleu,  "r%d, r%d", a->a, a->b)
+INSN(sfgts,  "r%d, r%d", a->a, a->b)
+INSN(sfges,  "r%d, r%d", a->a, a->b)
+INSN(sflts,  "r%d, r%d", a->a, a->b)
+INSN(sfles,  "r%d, r%d", a->a, a->b)
+INSN(sfeqi,  "r%d, %d", a->a, a->i)
+INSN(sfnei,  "r%d, %d", a->a, a->i)
+INSN(sfgtui, "r%d, %d", a->a, a->i)
+INSN(sfgeui, "r%d, %d", a->a, a->i)
+INSN(sfltui, "r%d, %d", a->a, a->i)
+INSN(sfleui, "r%d, %d", a->a, a->i)
+INSN(sfgtsi, "r%d, %d", a->a, a->i)
+INSN(sfgesi, "r%d, %d", a->a, a->i)
+INSN(sfltsi, "r%d, %d", a->a, a->i)
+INSN(sflesi, "r%d, %d", a->a, a->i)
+INSN(sys,    "%d", a->k)
+INSN(trap,   "%d", a->k)
+INSN(msync,  "")
+INSN(psync,  "")
+INSN(csync,  "")
+INSN(rfe,    "")
+
+#define FP_INSN(opcode, suffix, format, ...) \
+static bool trans_lf_##opcode##_##suffix(disassemble_info *info, \
+    arg_lf_##opcode##_##suffix *a, uint32_t insn)                \
+{                                                                \
+    output("lf." #opcode "." #suffix, format, ##__VA_ARGS__);    \
+    return true;                                                 \
+}
+
+FP_INSN(add, s,  "r%d, r%d, r%d", a->d, a->a, a->b)
+FP_INSN(sub, s,  "r%d, r%d, r%d", a->d, a->a, a->b)
+FP_INSN(mul, s,  "r%d, r%d, r%d", a->d, a->a, a->b)
+FP_INSN(div, s,  "r%d, r%d, r%d", a->d, a->a, a->b)
+FP_INSN(rem, s,  "r%d, r%d, r%d", a->d, a->a, a->b)
+FP_INSN(itof, s, "r%d, r%d", a->d, a->a)
+FP_INSN(ftoi, s, "r%d, r%d", a->d, a->a)
+FP_INSN(madd, s, "r%d, r%d, r%d", a->d, a->a, a->b)
+FP_INSN(sfeq, s, "r%d, r%d", a->a, a->b)
+FP_INSN(sfne, s, "r%d, r%d", a->a, a->b)
+FP_INSN(sfgt, s, "r%d, r%d", a->a, a->b)
+FP_INSN(sfge, s, "r%d, r%d", a->a, a->b)
+FP_INSN(sflt, s, "r%d, r%d", a->a, a->b)
+FP_INSN(sfle, s, "r%d, r%d", a->a, a->b)
diff --git a/target/openrisc/translate.c b/target/openrisc/translate.c
index 60c6e19f4b..d0662f38c6 100644
--- a/target/openrisc/translate.c
+++ b/target/openrisc/translate.c
@@ -36,10 +36,6 @@ 
 #include "trace-tcg.h"
 #include "exec/log.h"
 
-#define LOG_DIS(str, ...) \
-    qemu_log_mask(CPU_LOG_TB_IN_ASM, "%08x: " str, dc->base.pc_next,    \
-                  ## __VA_ARGS__)
-
 /* is_jmp field values */
 #define DISAS_EXIT    DISAS_TARGET_0  /* force exit to main loop */
 #define DISAS_JUMP    DISAS_TARGET_1  /* exit via jmp_pc/jmp_pc_imm */
@@ -440,7 +436,6 @@  static void gen_msbu(DisasContext *dc, TCGv srca, TCGv srcb)
 
 static bool trans_l_add(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("l.add r%d, r%d, r%d\n", a->d, a->a, a->b);
     check_r0_write(a->d);
     gen_add(dc, cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);
     return true;
@@ -448,7 +443,6 @@  static bool trans_l_add(DisasContext *dc, arg_dab *a, uint32_t insn)
 
 static bool trans_l_addc(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("l.addc r%d, r%d, r%d\n", a->d, a->a, a->b);
     check_r0_write(a->d);
     gen_addc(dc, cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);
     return true;
@@ -456,7 +450,6 @@  static bool trans_l_addc(DisasContext *dc, arg_dab *a, uint32_t insn)
 
 static bool trans_l_sub(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("l.sub r%d, r%d, r%d\n", a->d, a->a, a->b);
     check_r0_write(a->d);
     gen_sub(dc, cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);
     return true;
@@ -464,7 +457,6 @@  static bool trans_l_sub(DisasContext *dc, arg_dab *a, uint32_t insn)
 
 static bool trans_l_and(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("l.and r%d, r%d, r%d\n", a->d, a->a, a->b);
     check_r0_write(a->d);
     tcg_gen_and_tl(cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);
     return true;
@@ -472,7 +464,6 @@  static bool trans_l_and(DisasContext *dc, arg_dab *a, uint32_t insn)
 
 static bool trans_l_or(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("l.or r%d, r%d, r%d\n", a->d, a->a, a->b);
     check_r0_write(a->d);
     tcg_gen_or_tl(cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);
     return true;
@@ -480,7 +471,6 @@  static bool trans_l_or(DisasContext *dc, arg_dab *a, uint32_t insn)
 
 static bool trans_l_xor(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("l.xor r%d, r%d, r%d\n", a->d, a->a, a->b);
     check_r0_write(a->d);
     tcg_gen_xor_tl(cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);
     return true;
@@ -488,7 +478,6 @@  static bool trans_l_xor(DisasContext *dc, arg_dab *a, uint32_t insn)
 
 static bool trans_l_sll(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("l.sll r%d, r%d, r%d\n", a->d, a->a, a->b);
     check_r0_write(a->d);
     tcg_gen_shl_tl(cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);
     return true;
@@ -496,7 +485,6 @@  static bool trans_l_sll(DisasContext *dc, arg_dab *a, uint32_t insn)
 
 static bool trans_l_srl(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("l.srl r%d, r%d, r%d\n", a->d, a->a, a->b);
     check_r0_write(a->d);
     tcg_gen_shr_tl(cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);
     return true;
@@ -504,7 +492,6 @@  static bool trans_l_srl(DisasContext *dc, arg_dab *a, uint32_t insn)
 
 static bool trans_l_sra(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("l.sra r%d, r%d, r%d\n", a->d, a->a, a->b);
     check_r0_write(a->d);
     tcg_gen_sar_tl(cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);
     return true;
@@ -512,7 +499,6 @@  static bool trans_l_sra(DisasContext *dc, arg_dab *a, uint32_t insn)
 
 static bool trans_l_ror(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("l.ror r%d, r%d, r%d\n", a->d, a->a, a->b);
     check_r0_write(a->d);
     tcg_gen_rotr_tl(cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);
     return true;
@@ -520,7 +506,6 @@  static bool trans_l_ror(DisasContext *dc, arg_dab *a, uint32_t insn)
 
 static bool trans_l_exths(DisasContext *dc, arg_da *a, uint32_t insn)
 {
-    LOG_DIS("l.exths r%d, r%d\n", a->d, a->a);
     check_r0_write(a->d);
     tcg_gen_ext16s_tl(cpu_R[a->d], cpu_R[a->a]);
     return true;
@@ -528,7 +513,6 @@  static bool trans_l_exths(DisasContext *dc, arg_da *a, uint32_t insn)
 
 static bool trans_l_extbs(DisasContext *dc, arg_da *a, uint32_t insn)
 {
-    LOG_DIS("l.extbs r%d, r%d\n", a->d, a->a);
     check_r0_write(a->d);
     tcg_gen_ext8s_tl(cpu_R[a->d], cpu_R[a->a]);
     return true;
@@ -536,7 +520,6 @@  static bool trans_l_extbs(DisasContext *dc, arg_da *a, uint32_t insn)
 
 static bool trans_l_exthz(DisasContext *dc, arg_da *a, uint32_t insn)
 {
-    LOG_DIS("l.exthz r%d, r%d\n", a->d, a->a);
     check_r0_write(a->d);
     tcg_gen_ext16u_tl(cpu_R[a->d], cpu_R[a->a]);
     return true;
@@ -544,7 +527,6 @@  static bool trans_l_exthz(DisasContext *dc, arg_da *a, uint32_t insn)
 
 static bool trans_l_extbz(DisasContext *dc, arg_da *a, uint32_t insn)
 {
-    LOG_DIS("l.extbz r%d, r%d\n", a->d, a->a);
     check_r0_write(a->d);
     tcg_gen_ext8u_tl(cpu_R[a->d], cpu_R[a->a]);
     return true;
@@ -553,7 +535,6 @@  static bool trans_l_extbz(DisasContext *dc, arg_da *a, uint32_t insn)
 static bool trans_l_cmov(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
     TCGv zero;
-    LOG_DIS("l.cmov r%d, r%d, r%d\n", a->d, a->a, a->b);
 
     check_r0_write(a->d);
     zero = tcg_const_tl(0);
@@ -565,8 +546,6 @@  static bool trans_l_cmov(DisasContext *dc, arg_dab *a, uint32_t insn)
 
 static bool trans_l_ff1(DisasContext *dc, arg_da *a, uint32_t insn)
 {
-    LOG_DIS("l.ff1 r%d, r%d\n", a->d, a->a);
-
     check_r0_write(a->d);
     tcg_gen_ctzi_tl(cpu_R[a->d], cpu_R[a->a], -1);
     tcg_gen_addi_tl(cpu_R[a->d], cpu_R[a->d], 1);
@@ -575,8 +554,6 @@  static bool trans_l_ff1(DisasContext *dc, arg_da *a, uint32_t insn)
 
 static bool trans_l_fl1(DisasContext *dc, arg_da *a, uint32_t insn)
 {
-    LOG_DIS("l.fl1 r%d, r%d\n", a->d, a->a);
-
     check_r0_write(a->d);
     tcg_gen_clzi_tl(cpu_R[a->d], cpu_R[a->a], TARGET_LONG_BITS);
     tcg_gen_subfi_tl(cpu_R[a->d], TARGET_LONG_BITS, cpu_R[a->d]);
@@ -585,8 +562,6 @@  static bool trans_l_fl1(DisasContext *dc, arg_da *a, uint32_t insn)
 
 static bool trans_l_mul(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("l.mul r%d, r%d, r%d\n", a->d, a->a, a->b);
-
     check_r0_write(a->d);
     gen_mul(dc, cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);
     return true;
@@ -594,8 +569,6 @@  static bool trans_l_mul(DisasContext *dc, arg_dab *a, uint32_t insn)
 
 static bool trans_l_mulu(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("l.mulu r%d, r%d, r%d\n", a->d, a->a, a->b);
-
     check_r0_write(a->d);
     gen_mulu(dc, cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);
     return true;
@@ -603,8 +576,6 @@  static bool trans_l_mulu(DisasContext *dc, arg_dab *a, uint32_t insn)
 
 static bool trans_l_div(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("l.div r%d, r%d, r%d\n", a->d, a->a, a->b);
-
     check_r0_write(a->d);
     gen_div(dc, cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);
     return true;
@@ -612,8 +583,6 @@  static bool trans_l_div(DisasContext *dc, arg_dab *a, uint32_t insn)
 
 static bool trans_l_divu(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("l.divu r%d, r%d, r%d\n", a->d, a->a, a->b);
-
     check_r0_write(a->d);
     gen_divu(dc, cpu_R[a->d], cpu_R[a->a], cpu_R[a->b]);
     return true;
@@ -621,14 +590,12 @@  static bool trans_l_divu(DisasContext *dc, arg_dab *a, uint32_t insn)
 
 static bool trans_l_muld(DisasContext *dc, arg_ab *a, uint32_t insn)
 {
-    LOG_DIS("l.muld r%d, r%d\n", a->a, a->b);
     gen_muld(dc, cpu_R[a->a], cpu_R[a->b]);
     return true;
 }
 
 static bool trans_l_muldu(DisasContext *dc, arg_ab *a, uint32_t insn)
 {
-    LOG_DIS("l.muldu r%d, r%d\n", a->a, a->b);
     gen_muldu(dc, cpu_R[a->a], cpu_R[a->b]);
     return true;
 }
@@ -637,7 +604,6 @@  static bool trans_l_j(DisasContext *dc, arg_l_j *a, uint32_t insn)
 {
     target_ulong tmp_pc = dc->base.pc_next + a->n * 4;
 
-    LOG_DIS("l.j %d\n", a->n);
     tcg_gen_movi_tl(jmp_pc, tmp_pc);
     dc->jmp_pc_imm = tmp_pc;
     dc->delayed_branch = 2;
@@ -649,7 +615,6 @@  static bool trans_l_jal(DisasContext *dc, arg_l_jal *a, uint32_t insn)
     target_ulong tmp_pc = dc->base.pc_next + a->n * 4;
     target_ulong ret_pc = dc->base.pc_next + 8;
 
-    LOG_DIS("l.jal %d\n", a->n);
     tcg_gen_movi_tl(cpu_R[9], ret_pc);
     /* Optimize jal being used to load the PC for PIC.  */
     if (tmp_pc != ret_pc) {
@@ -677,21 +642,18 @@  static void do_bf(DisasContext *dc, arg_l_bf *a, TCGCond cond)
 
 static bool trans_l_bf(DisasContext *dc, arg_l_bf *a, uint32_t insn)
 {
-    LOG_DIS("l.bf %d\n", a->n);
     do_bf(dc, a, TCG_COND_NE);
     return true;
 }
 
 static bool trans_l_bnf(DisasContext *dc, arg_l_bf *a, uint32_t insn)
 {
-    LOG_DIS("l.bnf %d\n", a->n);
     do_bf(dc, a, TCG_COND_EQ);
     return true;
 }
 
 static bool trans_l_jr(DisasContext *dc, arg_l_jr *a, uint32_t insn)
 {
-    LOG_DIS("l.jr r%d\n", a->b);
     tcg_gen_mov_tl(jmp_pc, cpu_R[a->b]);
     dc->delayed_branch = 2;
     return true;
@@ -699,7 +661,6 @@  static bool trans_l_jr(DisasContext *dc, arg_l_jr *a, uint32_t insn)
 
 static bool trans_l_jalr(DisasContext *dc, arg_l_jalr *a, uint32_t insn)
 {
-    LOG_DIS("l.jalr r%d\n", a->b);
     tcg_gen_mov_tl(jmp_pc, cpu_R[a->b]);
     tcg_gen_movi_tl(cpu_R[9], dc->base.pc_next + 8);
     dc->delayed_branch = 2;
@@ -710,8 +671,6 @@  static bool trans_l_lwa(DisasContext *dc, arg_load *a, uint32_t insn)
 {
     TCGv ea;
 
-    LOG_DIS("l.lwa r%d, r%d, %d\n", a->d, a->a, a->i);
-
     check_r0_write(a->d);
     ea = tcg_temp_new();
     tcg_gen_addi_tl(ea, cpu_R[a->a], a->i);
@@ -735,42 +694,36 @@  static void do_load(DisasContext *dc, arg_load *a, TCGMemOp mop)
 
 static bool trans_l_lwz(DisasContext *dc, arg_load *a, uint32_t insn)
 {
-    LOG_DIS("l.lwz r%d, r%d, %d\n", a->d, a->a, a->i);
     do_load(dc, a, MO_TEUL);
     return true;
 }
 
 static bool trans_l_lws(DisasContext *dc, arg_load *a, uint32_t insn)
 {
-    LOG_DIS("l.lws r%d, r%d, %d\n", a->d, a->a, a->i);
     do_load(dc, a, MO_TESL);
     return true;
 }
 
 static bool trans_l_lbz(DisasContext *dc, arg_load *a, uint32_t insn)
 {
-    LOG_DIS("l.lbz r%d, r%d, %d\n", a->d, a->a, a->i);
     do_load(dc, a, MO_UB);
     return true;
 }
 
 static bool trans_l_lbs(DisasContext *dc, arg_load *a, uint32_t insn)
 {
-    LOG_DIS("l.lbs r%d, r%d, %d\n", a->d, a->a, a->i);
     do_load(dc, a, MO_SB);
     return true;
 }
 
 static bool trans_l_lhz(DisasContext *dc, arg_load *a, uint32_t insn)
 {
-    LOG_DIS("l.lhz r%d, r%d, %d\n", a->d, a->a, a->i);
     do_load(dc, a, MO_TEUW);
     return true;
 }
 
 static bool trans_l_lhs(DisasContext *dc, arg_load *a, uint32_t insn)
 {
-    LOG_DIS("l.lhs r%d, r%d, %d\n", a->d, a->a, a->i);
     do_load(dc, a, MO_TESW);
     return true;
 }
@@ -780,8 +733,6 @@  static bool trans_l_swa(DisasContext *dc, arg_store *a, uint32_t insn)
     TCGv ea, val;
     TCGLabel *lab_fail, *lab_done;
 
-    LOG_DIS("l.swa r%d, r%d, %d\n", a->a, a->b, a->i);
-
     ea = tcg_temp_new();
     tcg_gen_addi_tl(ea, cpu_R[a->a], a->i);
 
@@ -822,28 +773,24 @@  static void do_store(DisasContext *dc, arg_store *a, TCGMemOp mop)
 
 static bool trans_l_sw(DisasContext *dc, arg_store *a, uint32_t insn)
 {
-    LOG_DIS("l.sw r%d, r%d, %d\n", a->a, a->b, a->i);
     do_store(dc, a, MO_TEUL);
     return true;
 }
 
 static bool trans_l_sb(DisasContext *dc, arg_store *a, uint32_t insn)
 {
-    LOG_DIS("l.sb r%d, r%d, %d\n", a->a, a->b, a->i);
     do_store(dc, a, MO_UB);
     return true;
 }
 
 static bool trans_l_sh(DisasContext *dc, arg_store *a, uint32_t insn)
 {
-    LOG_DIS("l.sh r%d, r%d, %d\n", a->a, a->b, a->i);
     do_store(dc, a, MO_TEUW);
     return true;
 }
 
 static bool trans_l_nop(DisasContext *dc, arg_l_nop *a, uint32_t insn)
 {
-    LOG_DIS("l.nop %d\n", a->k);
     return true;
 }
 
@@ -851,7 +798,6 @@  static bool trans_l_addi(DisasContext *dc, arg_rri *a, uint32_t insn)
 {
     TCGv t0;
 
-    LOG_DIS("l.addi r%d, r%d, %d\n", a->d, a->a, a->i);
     check_r0_write(a->d);
     t0 = tcg_const_tl(a->i);
     gen_add(dc, cpu_R[a->d], cpu_R[a->a], t0);
@@ -863,7 +809,6 @@  static bool trans_l_addic(DisasContext *dc, arg_rri *a, uint32_t insn)
 {
     TCGv t0;
 
-    LOG_DIS("l.addic r%d, r%d, %d\n", a->d, a->a, a->i);
     check_r0_write(a->d);
     t0 = tcg_const_tl(a->i);
     gen_addc(dc, cpu_R[a->d], cpu_R[a->a], t0);
@@ -875,7 +820,6 @@  static bool trans_l_muli(DisasContext *dc, arg_rri *a, uint32_t insn)
 {
     TCGv t0;
 
-    LOG_DIS("l.muli r%d, r%d, %d\n", a->d, a->a, a->i);
     check_r0_write(a->d);
     t0 = tcg_const_tl(a->i);
     gen_mul(dc, cpu_R[a->d], cpu_R[a->a], t0);
@@ -887,7 +831,6 @@  static bool trans_l_maci(DisasContext *dc, arg_l_maci *a, uint32_t insn)
 {
     TCGv t0;
 
-    LOG_DIS("l.maci r%d, %d\n", a->a, a->i);
     t0 = tcg_const_tl(a->i);
     gen_mac(dc, cpu_R[a->a], t0);
     tcg_temp_free(t0);
@@ -896,7 +839,6 @@  static bool trans_l_maci(DisasContext *dc, arg_l_maci *a, uint32_t insn)
 
 static bool trans_l_andi(DisasContext *dc, arg_rrk *a, uint32_t insn)
 {
-    LOG_DIS("l.andi r%d, r%d, %d\n", a->d, a->a, a->k);
     check_r0_write(a->d);
     tcg_gen_andi_tl(cpu_R[a->d], cpu_R[a->a], a->k);
     return true;
@@ -904,7 +846,6 @@  static bool trans_l_andi(DisasContext *dc, arg_rrk *a, uint32_t insn)
 
 static bool trans_l_ori(DisasContext *dc, arg_rrk *a, uint32_t insn)
 {
-    LOG_DIS("l.ori r%d, r%d, %d\n", a->d, a->a, a->k);
     check_r0_write(a->d);
     tcg_gen_ori_tl(cpu_R[a->d], cpu_R[a->a], a->k);
     return true;
@@ -912,7 +853,6 @@  static bool trans_l_ori(DisasContext *dc, arg_rrk *a, uint32_t insn)
 
 static bool trans_l_xori(DisasContext *dc, arg_rri *a, uint32_t insn)
 {
-    LOG_DIS("l.xori r%d, r%d, %d\n", a->d, a->a, a->i);
     check_r0_write(a->d);
     tcg_gen_xori_tl(cpu_R[a->d], cpu_R[a->a], a->i);
     return true;
@@ -920,7 +860,6 @@  static bool trans_l_xori(DisasContext *dc, arg_rri *a, uint32_t insn)
 
 static bool trans_l_mfspr(DisasContext *dc, arg_l_mfspr *a, uint32_t insn)
 {
-    LOG_DIS("l.mfspr r%d, r%d, %d\n", a->d, a->a, a->k);
     check_r0_write(a->d);
 
     if (is_user(dc)) {
@@ -936,8 +875,6 @@  static bool trans_l_mfspr(DisasContext *dc, arg_l_mfspr *a, uint32_t insn)
 
 static bool trans_l_mtspr(DisasContext *dc, arg_l_mtspr *a, uint32_t insn)
 {
-    LOG_DIS("l.mtspr r%d, r%d, %d\n", a->a, a->b, a->k);
-
     if (is_user(dc)) {
         gen_illegal_exception(dc);
     } else {
@@ -973,35 +910,30 @@  static bool trans_l_mtspr(DisasContext *dc, arg_l_mtspr *a, uint32_t insn)
 
 static bool trans_l_mac(DisasContext *dc, arg_ab *a, uint32_t insn)
 {
-    LOG_DIS("l.mac r%d, r%d\n", a->a, a->b);
     gen_mac(dc, cpu_R[a->a], cpu_R[a->b]);
     return true;
 }
 
 static bool trans_l_msb(DisasContext *dc, arg_ab *a, uint32_t insn)
 {
-    LOG_DIS("l.msb r%d, r%d\n", a->a, a->b);
     gen_msb(dc, cpu_R[a->a], cpu_R[a->b]);
     return true;
 }
 
 static bool trans_l_macu(DisasContext *dc, arg_ab *a, uint32_t insn)
 {
-    LOG_DIS("l.mac r%d, r%d\n", a->a, a->b);
     gen_macu(dc, cpu_R[a->a], cpu_R[a->b]);
     return true;
 }
 
 static bool trans_l_msbu(DisasContext *dc, arg_ab *a, uint32_t insn)
 {
-    LOG_DIS("l.msb r%d, r%d\n", a->a, a->b);
     gen_msbu(dc, cpu_R[a->a], cpu_R[a->b]);
     return true;
 }
 
 static bool trans_l_slli(DisasContext *dc, arg_dal *a, uint32_t insn)
 {
-    LOG_DIS("l.slli r%d, r%d, %d\n", a->d, a->a, a->l);
     check_r0_write(a->d);
     tcg_gen_shli_tl(cpu_R[a->d], cpu_R[a->a], a->l & (TARGET_LONG_BITS - 1));
     return true;
@@ -1009,7 +941,6 @@  static bool trans_l_slli(DisasContext *dc, arg_dal *a, uint32_t insn)
 
 static bool trans_l_srli(DisasContext *dc, arg_dal *a, uint32_t insn)
 {
-    LOG_DIS("l.srli r%d, r%d, %d\n", a->d, a->a, a->l);
     check_r0_write(a->d);
     tcg_gen_shri_tl(cpu_R[a->d], cpu_R[a->a], a->l & (TARGET_LONG_BITS - 1));
     return true;
@@ -1017,7 +948,6 @@  static bool trans_l_srli(DisasContext *dc, arg_dal *a, uint32_t insn)
 
 static bool trans_l_srai(DisasContext *dc, arg_dal *a, uint32_t insn)
 {
-    LOG_DIS("l.srai r%d, r%d, %d\n", a->d, a->a, a->l);
     check_r0_write(a->d);
     tcg_gen_sari_tl(cpu_R[a->d], cpu_R[a->a], a->l & (TARGET_LONG_BITS - 1));
     return true;
@@ -1025,7 +955,6 @@  static bool trans_l_srai(DisasContext *dc, arg_dal *a, uint32_t insn)
 
 static bool trans_l_rori(DisasContext *dc, arg_dal *a, uint32_t insn)
 {
-    LOG_DIS("l.rori r%d, r%d, %d\n", a->d, a->a, a->l);
     check_r0_write(a->d);
     tcg_gen_rotri_tl(cpu_R[a->d], cpu_R[a->a], a->l & (TARGET_LONG_BITS - 1));
     return true;
@@ -1033,7 +962,6 @@  static bool trans_l_rori(DisasContext *dc, arg_dal *a, uint32_t insn)
 
 static bool trans_l_movhi(DisasContext *dc, arg_l_movhi *a, uint32_t insn)
 {
-    LOG_DIS("l.movhi r%d, %d\n", a->d, a->k);
     check_r0_write(a->d);
     tcg_gen_movi_tl(cpu_R[a->d], a->k << 16);
     return true;
@@ -1041,7 +969,6 @@  static bool trans_l_movhi(DisasContext *dc, arg_l_movhi *a, uint32_t insn)
 
 static bool trans_l_macrc(DisasContext *dc, arg_l_macrc *a, uint32_t insn)
 {
-    LOG_DIS("l.macrc r%d\n", a->d);
     check_r0_write(a->d);
     tcg_gen_trunc_i64_tl(cpu_R[a->d], cpu_mac);
     tcg_gen_movi_i64(cpu_mac, 0);
@@ -1050,147 +977,126 @@  static bool trans_l_macrc(DisasContext *dc, arg_l_macrc *a, uint32_t insn)
 
 static bool trans_l_sfeq(DisasContext *dc, arg_ab *a, TCGCond cond)
 {
-    LOG_DIS("l.sfeq r%d, r%d\n", a->a, a->b);
     tcg_gen_setcond_tl(TCG_COND_EQ, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);
     return true;
 }
 
 static bool trans_l_sfne(DisasContext *dc, arg_ab *a, TCGCond cond)
 {
-    LOG_DIS("l.sfne r%d, r%d\n", a->a, a->b);
     tcg_gen_setcond_tl(TCG_COND_NE, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);
     return true;
 }
 
 static bool trans_l_sfgtu(DisasContext *dc, arg_ab *a, TCGCond cond)
 {
-    LOG_DIS("l.sfgtu r%d, r%d\n", a->a, a->b);
     tcg_gen_setcond_tl(TCG_COND_GTU, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);
     return true;
 }
 
 static bool trans_l_sfgeu(DisasContext *dc, arg_ab *a, TCGCond cond)
 {
-    LOG_DIS("l.sfgeu r%d, r%d\n", a->a, a->b);
     tcg_gen_setcond_tl(TCG_COND_GEU, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);
     return true;
 }
 
 static bool trans_l_sfltu(DisasContext *dc, arg_ab *a, TCGCond cond)
 {
-    LOG_DIS("l.sfltu r%d, r%d\n", a->a, a->b);
     tcg_gen_setcond_tl(TCG_COND_LTU, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);
     return true;
 }
 
 static bool trans_l_sfleu(DisasContext *dc, arg_ab *a, TCGCond cond)
 {
-    LOG_DIS("l.sfleu r%d, r%d\n", a->a, a->b);
     tcg_gen_setcond_tl(TCG_COND_LEU, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);
     return true;
 }
 
 static bool trans_l_sfgts(DisasContext *dc, arg_ab *a, TCGCond cond)
 {
-    LOG_DIS("l.sfgts r%d, r%d\n", a->a, a->b);
     tcg_gen_setcond_tl(TCG_COND_GT, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);
     return true;
 }
 
 static bool trans_l_sfges(DisasContext *dc, arg_ab *a, TCGCond cond)
 {
-    LOG_DIS("l.sfges r%d, r%d\n", a->a, a->b);
     tcg_gen_setcond_tl(TCG_COND_GE, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);
     return true;
 }
 
 static bool trans_l_sflts(DisasContext *dc, arg_ab *a, TCGCond cond)
 {
-    LOG_DIS("l.sflts r%d, r%d\n", a->a, a->b);
     tcg_gen_setcond_tl(TCG_COND_LT, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);
     return true;
 }
 
 static bool trans_l_sfles(DisasContext *dc, arg_ab *a, TCGCond cond)
 {
-    LOG_DIS("l.sfles r%d, r%d\n", a->a, a->b);
     tcg_gen_setcond_tl(TCG_COND_LE, cpu_sr_f, cpu_R[a->a], cpu_R[a->b]);
     return true;
 }
 
 static bool trans_l_sfeqi(DisasContext *dc, arg_ai *a, TCGCond cond)
 {
-    LOG_DIS("l.sfeqi r%d, %d\n", a->a, a->i);
     tcg_gen_setcondi_tl(TCG_COND_EQ, cpu_sr_f, cpu_R[a->a], a->i);
     return true;
 }
 
 static bool trans_l_sfnei(DisasContext *dc, arg_ai *a, TCGCond cond)
 {
-    LOG_DIS("l.sfnei r%d, %d\n", a->a, a->i);
     tcg_gen_setcondi_tl(TCG_COND_NE, cpu_sr_f, cpu_R[a->a], a->i);
     return true;
 }
 
 static bool trans_l_sfgtui(DisasContext *dc, arg_ai *a, TCGCond cond)
 {
-    LOG_DIS("l.sfgtui r%d, %d\n", a->a, a->i);
     tcg_gen_setcondi_tl(TCG_COND_GTU, cpu_sr_f, cpu_R[a->a], a->i);
     return true;
 }
 
 static bool trans_l_sfgeui(DisasContext *dc, arg_ai *a, TCGCond cond)
 {
-    LOG_DIS("l.sfgeui r%d, %d\n", a->a, a->i);
     tcg_gen_setcondi_tl(TCG_COND_GEU, cpu_sr_f, cpu_R[a->a], a->i);
     return true;
 }
 
 static bool trans_l_sfltui(DisasContext *dc, arg_ai *a, TCGCond cond)
 {
-    LOG_DIS("l.sfltui r%d, %d\n", a->a, a->i);
     tcg_gen_setcondi_tl(TCG_COND_LTU, cpu_sr_f, cpu_R[a->a], a->i);
     return true;
 }
 
 static bool trans_l_sfleui(DisasContext *dc, arg_ai *a, TCGCond cond)
 {
-    LOG_DIS("l.sfleui r%d, %d\n", a->a, a->i);
     tcg_gen_setcondi_tl(TCG_COND_LEU, cpu_sr_f, cpu_R[a->a], a->i);
     return true;
 }
 
 static bool trans_l_sfgtsi(DisasContext *dc, arg_ai *a, TCGCond cond)
 {
-    LOG_DIS("l.sfgtsi r%d, %d\n", a->a, a->i);
     tcg_gen_setcondi_tl(TCG_COND_GT, cpu_sr_f, cpu_R[a->a], a->i);
     return true;
 }
 
 static bool trans_l_sfgesi(DisasContext *dc, arg_ai *a, TCGCond cond)
 {
-    LOG_DIS("l.sfgesi r%d, %d\n", a->a, a->i);
     tcg_gen_setcondi_tl(TCG_COND_GE, cpu_sr_f, cpu_R[a->a], a->i);
     return true;
 }
 
 static bool trans_l_sfltsi(DisasContext *dc, arg_ai *a, TCGCond cond)
 {
-    LOG_DIS("l.sfltsi r%d, %d\n", a->a, a->i);
     tcg_gen_setcondi_tl(TCG_COND_LT, cpu_sr_f, cpu_R[a->a], a->i);
     return true;
 }
 
 static bool trans_l_sflesi(DisasContext *dc, arg_ai *a, TCGCond cond)
 {
-    LOG_DIS("l.sflesi r%d, %d\n", a->a, a->i);
     tcg_gen_setcondi_tl(TCG_COND_LE, cpu_sr_f, cpu_R[a->a], a->i);
     return true;
 }
 
 static bool trans_l_sys(DisasContext *dc, arg_l_sys *a, uint32_t insn)
 {
-    LOG_DIS("l.sys %d\n", a->k);
     tcg_gen_movi_tl(cpu_pc, dc->base.pc_next);
     gen_exception(dc, EXCP_SYSCALL);
     dc->base.is_jmp = DISAS_NORETURN;
@@ -1199,7 +1105,6 @@  static bool trans_l_sys(DisasContext *dc, arg_l_sys *a, uint32_t insn)
 
 static bool trans_l_trap(DisasContext *dc, arg_l_trap *a, uint32_t insn)
 {
-    LOG_DIS("l.trap %d\n", a->k);
     tcg_gen_movi_tl(cpu_pc, dc->base.pc_next);
     gen_exception(dc, EXCP_TRAP);
     dc->base.is_jmp = DISAS_NORETURN;
@@ -1208,27 +1113,22 @@  static bool trans_l_trap(DisasContext *dc, arg_l_trap *a, uint32_t insn)
 
 static bool trans_l_msync(DisasContext *dc, arg_l_msync *a, uint32_t insn)
 {
-    LOG_DIS("l.msync\n");
     tcg_gen_mb(TCG_MO_ALL);
     return true;
 }
 
 static bool trans_l_psync(DisasContext *dc, arg_l_psync *a, uint32_t insn)
 {
-    LOG_DIS("l.psync\n");
     return true;
 }
 
 static bool trans_l_csync(DisasContext *dc, arg_l_csync *a, uint32_t insn)
 {
-    LOG_DIS("l.csync\n");
     return true;
 }
 
 static bool trans_l_rfe(DisasContext *dc, arg_l_rfe *a, uint32_t insn)
 {
-    LOG_DIS("l.rfe\n");
-
     if (is_user(dc)) {
         gen_illegal_exception(dc);
     } else {
@@ -1271,56 +1171,48 @@  static void do_fpcmp(DisasContext *dc, arg_ab *a,
 
 static bool trans_lf_add_s(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("lf.add.s r%d, r%d, r%d\n", a->d, a->a, a->b);
     do_fp3(dc, a, gen_helper_float_add_s);
     return true;
 }
 
 static bool trans_lf_sub_s(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("lf.sub.s r%d, r%d, r%d\n", a->d, a->a, a->b);
     do_fp3(dc, a, gen_helper_float_sub_s);
     return true;
 }
 
 static bool trans_lf_mul_s(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("lf.mul.s r%d, r%d, r%d\n", a->d, a->a, a->b);
     do_fp3(dc, a, gen_helper_float_mul_s);
     return true;
 }
 
 static bool trans_lf_div_s(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("lf.div.s r%d, r%d, r%d\n", a->d, a->a, a->b);
     do_fp3(dc, a, gen_helper_float_div_s);
     return true;
 }
 
 static bool trans_lf_rem_s(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("lf.rem.s r%d, r%d, r%d\n", a->d, a->a, a->b);
     do_fp3(dc, a, gen_helper_float_rem_s);
     return true;
 }
 
 static bool trans_lf_itof_s(DisasContext *dc, arg_da *a, uint32_t insn)
 {
-    LOG_DIS("lf.itof.s r%d, r%d\n", a->d, a->a);
     do_fp2(dc, a, gen_helper_itofs);
     return true;
 }
 
 static bool trans_lf_ftoi_s(DisasContext *dc, arg_da *a, uint32_t insn)
 {
-    LOG_DIS("lf.ftoi.s r%d, r%d\n", a->d, a->a);
     do_fp2(dc, a, gen_helper_ftois);
     return true;
 }
 
 static bool trans_lf_madd_s(DisasContext *dc, arg_dab *a, uint32_t insn)
 {
-    LOG_DIS("lf.madd.s r%d, r%d, r%d\n", a->d, a->a, a->b);
     check_r0_write(a->d);
     gen_helper_float_madd_s(cpu_R[a->d], cpu_env, cpu_R[a->d],
                             cpu_R[a->a], cpu_R[a->b]);
@@ -1330,42 +1222,36 @@  static bool trans_lf_madd_s(DisasContext *dc, arg_dab *a, uint32_t insn)
 
 static bool trans_lf_sfeq_s(DisasContext *dc, arg_ab *a, uint32_t insn)
 {
-    LOG_DIS("lf.sfeq.s r%d, r%d\n", a->a, a->b);
     do_fpcmp(dc, a, gen_helper_float_eq_s, false, false);
     return true;
 }
 
 static bool trans_lf_sfne_s(DisasContext *dc, arg_ab *a, uint32_t insn)
 {
-    LOG_DIS("lf.sfne.s r%d, r%d\n", a->a, a->b);
     do_fpcmp(dc, a, gen_helper_float_eq_s, true, false);
     return true;
 }
 
 static bool trans_lf_sfgt_s(DisasContext *dc, arg_ab *a, uint32_t insn)
 {
-    LOG_DIS("lf.sfgt.s r%d, r%d\n", a->a, a->b);
     do_fpcmp(dc, a, gen_helper_float_lt_s, false, true);
     return true;
 }
 
 static bool trans_lf_sfge_s(DisasContext *dc, arg_ab *a, uint32_t insn)
 {
-    LOG_DIS("lf.sfge.s r%d, r%d\n", a->a, a->b);
     do_fpcmp(dc, a, gen_helper_float_le_s, false, true);
     return true;
 }
 
 static bool trans_lf_sflt_s(DisasContext *dc, arg_ab *a, uint32_t insn)
 {
-    LOG_DIS("lf.sflt.s r%d, r%d\n", a->a, a->b);
     do_fpcmp(dc, a, gen_helper_float_lt_s, false, false);
     return true;
 }
 
 static bool trans_lf_sfle_s(DisasContext *dc, arg_ab *a, uint32_t insn)
 {
-    LOG_DIS("lf.sfle.s r%d, r%d\n", a->a, a->b);
     do_fpcmp(dc, a, gen_helper_float_le_s, false, false);
     return true;
 }
diff --git a/target/openrisc/Makefile.objs b/target/openrisc/Makefile.objs
index 957ce02199..b5432f4684 100644
--- a/target/openrisc/Makefile.objs
+++ b/target/openrisc/Makefile.objs
@@ -1,5 +1,5 @@ 
 obj-$(CONFIG_SOFTMMU) += machine.o
-obj-y += cpu.o exception.o interrupt.o mmu.o translate.o
+obj-y += cpu.o exception.o interrupt.o mmu.o translate.o disas.o
 obj-y += exception_helper.o fpu_helper.o \
          interrupt_helper.o sys_helper.o
 obj-y += gdbstub.o
@@ -12,3 +12,4 @@  target/openrisc/decode.inc.c: \
 	  $(PYTHON) $(DECODETREE) -o $@ $<, "GEN", $(TARGET_DIR)$@)
 
 target/openrisc/translate.o: target/openrisc/decode.inc.c
+target/openrisc/disas.o: target/openrisc/decode.inc.c