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From: Pierrick Bouvier <pierrick.bouvier@linaro.org>
To: Richard Henderson <richard.henderson@linaro.org>, qemu-devel@nongnu.org
Subject: Re: [PATCH v3 15/27] target/microblaze: Re-indent print_insn_microblaze
Date: Mon, 3 Jun 2024 12:14:45 -0700	[thread overview]
Message-ID: <521297e9-e93a-4c6d-827f-45c62e814ec0@linaro.org> (raw)
In-Reply-To: <20240412073346.458116-16-richard.henderson@linaro.org>



On 4/12/24 00:33, Richard Henderson wrote:
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>   disas/microblaze.c | 263 ++++++++++++++++++++++++---------------------
>   1 file changed, 141 insertions(+), 122 deletions(-)
> 
> diff --git a/disas/microblaze.c b/disas/microblaze.c
> index 3473c94164..c729c76585 100644
> --- a/disas/microblaze.c
> +++ b/disas/microblaze.c
> @@ -787,134 +787,153 @@ static void print_immval_addr(struct disassemble_info *info, bool immfound,
>   }
>   
>   int
> -print_insn_microblaze (bfd_vma memaddr, struct disassemble_info * info)
> +print_insn_microblaze(bfd_vma memaddr, struct disassemble_info *info)
>   {
> -  fprintf_function    fprintf_func = info->fprintf_func;
> -  void *              stream = info->stream;
> -  unsigned long       inst, prev_inst;
> -  const struct op_code_struct *op, *pop;
> -  int                 immval = 0;
> -  bfd_boolean         immfound = FALSE;
> -  static bfd_vma prev_insn_addr = -1; /*init the prev insn addr */
> -  static int     prev_insn_vma = -1;  /*init the prev insn vma */
> -  int            curr_insn_vma = info->buffer_vma;
> +    fprintf_function fprintf_func = info->fprintf_func;
> +    void *stream = info->stream;
> +    unsigned long inst, prev_inst;
> +    const struct op_code_struct *op, *pop;
> +    int immval = 0;
> +    bool immfound = false;
> +    static bfd_vma prev_insn_addr = -1; /*init the prev insn addr */
> +    static int prev_insn_vma = -1;  /*init the prev insn vma */
> +    int curr_insn_vma = info->buffer_vma;
>   
> -  info->bytes_per_chunk = 4;
> +    info->bytes_per_chunk = 4;
>   
> -  inst = read_insn_microblaze (memaddr, info, &op);
> -  if (inst == 0) {
> -    return -1;
> -  }
> +    inst = read_insn_microblaze (memaddr, info, &op);
> +    if (inst == 0) {
> +        return -1;
> +    }
>     
> -  if (prev_insn_vma == curr_insn_vma) {
> -  if (memaddr-(info->bytes_per_chunk) == prev_insn_addr) {
> -    prev_inst = read_insn_microblaze (prev_insn_addr, info, &pop);
> -    if (prev_inst == 0)
> -      return -1;
> -    if (pop->instr == imm) {
> -      immval = (get_int_field_imm(prev_inst) << 16) & 0xffff0000;
> -      immfound = TRUE;
> +    if (prev_insn_vma == curr_insn_vma) {
> +        if (memaddr - info->bytes_per_chunk == prev_insn_addr) {
> +            prev_inst = read_insn_microblaze (prev_insn_addr, info, &pop);
> +            if (prev_inst == 0)
> +                return -1;
> +            if (pop->instr == imm) {
> +                immval = (get_int_field_imm(prev_inst) << 16) & 0xffff0000;
> +                immfound = TRUE;
> +            }
> +            else {
> +                immval = 0;
> +                immfound = FALSE;
> +            }
> +        }
>       }
> -    else {
> -      immval = 0;
> -      immfound = FALSE;
> -    }
> -  }
> -  }
> -  /* make curr insn as prev insn */
> -  prev_insn_addr = memaddr;
> -  prev_insn_vma = curr_insn_vma;
> +    /* make curr insn as prev insn */
> +    prev_insn_addr = memaddr;
> +    prev_insn_vma = curr_insn_vma;
>   
> -  if (op->name == 0) {
> -    fprintf_func (stream, ".short 0x%04lx", inst);
> -  }
> -  else
> -    {
> -      fprintf_func (stream, "%s", op->name);
> +    if (op->name == 0) {
> +        fprintf_func (stream, ".short 0x%04lx", inst);
> +        return 4;
> +    }
> +
> +    fprintf_func (stream, "%s", op->name);
>         
> -      switch (op->inst_type)
> -	{
> -  case INST_TYPE_RD_R1_R2:
> -     fprintf_func(stream, "\t%s, %s, %s", get_field_rd(inst), get_field_r1(inst), get_field_r2(inst));
> -     break;
> -        case INST_TYPE_RD_R1_IMM:
> -	  fprintf_func(stream, "\t%s, %s, %s", get_field_rd(inst), get_field_r1(inst), get_field_imm(inst));
> -	  if (get_int_field_r1(inst) == 0) {
> -              print_immval_addr(info, immfound, immval, inst, 0);
> -	  }
> -	  break;
> -	case INST_TYPE_RD_R1_IMM5:
> -	  fprintf_func(stream, "\t%s, %s, %s", get_field_rd(inst), get_field_r1(inst), get_field_imm5(inst));
> -	  break;
> -	case INST_TYPE_RD_RFSL:
> -	  fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_rfsl(inst));
> -	  break;
> -	case INST_TYPE_R1_RFSL:
> -	  fprintf_func(stream, "\t%s, %s", get_field_r1(inst), get_field_rfsl(inst));
> -	  break;
> -	case INST_TYPE_RD_SPECIAL:
> -	  fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_special(inst, op));
> -	  break;
> -	case INST_TYPE_SPECIAL_R1:
> -	  fprintf_func(stream, "\t%s, %s", get_field_special(inst, op), get_field_r1(inst));
> -	  break;
> -	case INST_TYPE_RD_R1:
> -	  fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_r1(inst));
> -	  break;
> -	case INST_TYPE_R1_R2:
> -	  fprintf_func(stream, "\t%s, %s", get_field_r1(inst), get_field_r2(inst));
> -	  break;
> -	case INST_TYPE_R1_IMM:
> -	  fprintf_func(stream, "\t%s, %s", get_field_r1(inst), get_field_imm(inst));
> -	  /* The non-pc relative instructions are returns, which shouldn't
> -	     have a label printed */
> -	  if (op->inst_offset_type == INST_PC_OFFSET) {
> -              print_immval_addr(info, immfound, immval, inst, memaddr);
> -	  }
> -	  break;
> -        case INST_TYPE_RD_IMM:
> -	  fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_imm(inst));
> -          print_immval_addr(info, immfound, immval, inst,
> -                            op->inst_offset_type == INST_PC_OFFSET
> -                            ? memaddr : 0);
> -	  break;
> -        case INST_TYPE_IMM:
> -	  fprintf_func(stream, "\t%s", get_field_imm(inst));
> -	  if (op->instr != imm) {
> -              print_immval_addr(info, immfound, immval, inst,
> -                                op->inst_offset_type == INST_PC_OFFSET
> -                                ? memaddr : 0);
> -	  }
> -	  break;
> -        case INST_TYPE_RD_R2:
> -	  fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_r2(inst));
> -	  break;
> -  case INST_TYPE_R2:
> -     fprintf_func(stream, "\t%s", get_field_r2(inst));
> -     break;
> -  case INST_TYPE_R1:
> -     fprintf_func(stream, "\t%s", get_field_r1(inst));
> -     break;
> -  case INST_TYPE_RD_R1_SPECIAL:
> -     fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_r2(inst));
> -     break;
> -  case INST_TYPE_RD_IMM15:
> -     fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_imm15(inst));
> -     break;
> -     /* For tuqula instruction */
> -  case INST_TYPE_RD:
> -     fprintf_func(stream, "\t%s", get_field_rd(inst));
> -     break;
> -  case INST_TYPE_RFSL:
> -     fprintf_func(stream, "\t%s", get_field_rfsl(inst));
> -     break;
> -  default:
> -	  /* if the disassembler lags the instruction set */
> -	  fprintf_func (stream, "\tundecoded operands, inst is 0x%04lx", inst);
> -	  break;
> -	}
> +    switch (op->inst_type) {
> +    case INST_TYPE_RD_R1_R2:
> +        fprintf_func(stream, "\t%s, %s, %s",
> +                     get_field_rd(inst), get_field_r1(inst),
> +                     get_field_r2(inst));
> +        break;
> +    case INST_TYPE_RD_R1_IMM:
> +        fprintf_func(stream, "\t%s, %s, %s",
> +                     get_field_rd(inst), get_field_r1(inst),
> +                     get_field_imm(inst));
> +        if (get_int_field_r1(inst) == 0) {
> +            print_immval_addr(info, immfound, immval, inst, 0);
> +        }
> +        break;
> +    case INST_TYPE_RD_R1_IMM5:
> +        fprintf_func(stream, "\t%s, %s, %s",
> +                     get_field_rd(inst), get_field_r1(inst),
> +                     get_field_imm5(inst));
> +        break;
> +    case INST_TYPE_RD_RFSL:
> +        fprintf_func(stream, "\t%s, %s",
> +                     get_field_rd(inst), get_field_rfsl(inst));
> +        break;
> +    case INST_TYPE_R1_RFSL:
> +        fprintf_func(stream, "\t%s, %s",
> +                     get_field_r1(inst), get_field_rfsl(inst));
> +        break;
> +    case INST_TYPE_RD_SPECIAL:
> +        fprintf_func(stream, "\t%s, %s",
> +                     get_field_rd(inst), get_field_special(inst, op));
> +        break;
> +    case INST_TYPE_SPECIAL_R1:
> +        fprintf_func(stream, "\t%s, %s",
> +                     get_field_special(inst, op), get_field_r1(inst));
> +        break;
> +    case INST_TYPE_RD_R1:
> +        fprintf_func(stream, "\t%s, %s",
> +                     get_field_rd(inst), get_field_r1(inst));
> +        break;
> +    case INST_TYPE_R1_R2:
> +        fprintf_func(stream, "\t%s, %s",
> +                     get_field_r1(inst), get_field_r2(inst));
> +        break;
> +    case INST_TYPE_R1_IMM:
> +        fprintf_func(stream, "\t%s, %s",
> +                     get_field_r1(inst), get_field_imm(inst));
> +        /*
> +         * The non-pc relative instructions are returns,
> +         * which shouldn't have a label printed.
> +         */
> +        if (op->inst_offset_type == INST_PC_OFFSET) {
> +            print_immval_addr(info, immfound, immval, inst, memaddr);
> +        }
> +        break;
> +    case INST_TYPE_RD_IMM:
> +        fprintf_func(stream, "\t%s, %s",
> +                     get_field_rd(inst), get_field_imm(inst));
> +        print_immval_addr(info, immfound, immval, inst,
> +                          op->inst_offset_type == INST_PC_OFFSET
> +                          ? memaddr : 0);
> +        break;
> +    case INST_TYPE_IMM:
> +        fprintf_func(stream, "\t%s", get_field_imm(inst));
> +        if (op->instr != imm) {
> +            print_immval_addr(info, immfound, immval, inst,
> +                              op->inst_offset_type == INST_PC_OFFSET
> +                              ? memaddr : 0);
> +        }
> +        break;
> +    case INST_TYPE_RD_R2:
> +        fprintf_func(stream, "\t%s, %s",
> +                     get_field_rd(inst), get_field_r2(inst));
> +        break;
> +    case INST_TYPE_R2:
> +        fprintf_func(stream, "\t%s",
> +                     get_field_r2(inst));
> +        break;
> +    case INST_TYPE_R1:
> +        fprintf_func(stream, "\t%s",
> +                     get_field_r1(inst));
> +        break;
> +    case INST_TYPE_RD_R1_SPECIAL:
> +        fprintf_func(stream, "\t%s, %s",
> +                     get_field_rd(inst), get_field_r2(inst));
> +        break;
> +    case INST_TYPE_RD_IMM15:
> +        fprintf_func(stream, "\t%s, %s",
> +                     get_field_rd(inst), get_field_imm15(inst));
> +        break;
> +        /* For tuqula instruction */
> +    case INST_TYPE_RD:
> +        fprintf_func(stream, "\t%s",
> +                     get_field_rd(inst));
> +        break;
> +    case INST_TYPE_RFSL:
> +        fprintf_func(stream, "\t%s",
> +                     get_field_rfsl(inst));
> +        break;
> +    default:
> +        /* if the disassembler lags the instruction set */
> +        fprintf_func(stream, "\tundecoded operands, inst is 0x%04lx", inst);
> +        break;
>       }
> -
> -  /* Say how many bytes we consumed? */
> -  return 4;
> +    return 4;
>   }

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>


  reply	other threads:[~2024-06-03 19:15 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-04-12  7:33 [PATCH v3 00/27] misc: Replace sprintf Richard Henderson
2024-04-12  7:33 ` [PATCH v3 01/27] util/hexdump: Remove b parameter from qemu_hexdump_line Richard Henderson
2024-04-12 10:00   ` Philippe Mathieu-Daudé
2024-06-03 19:40   ` Philippe Mathieu-Daudé
2024-04-12  7:33 ` [PATCH v3 02/27] util/hexdump: Remove ascii " Richard Henderson
2024-04-12 10:03   ` Philippe Mathieu-Daudé
2024-06-03 17:42   ` Philippe Mathieu-Daudé
2024-04-12  7:33 ` [PATCH v3 03/27] util/hexdump: Use a GString for qemu_hexdump_line Richard Henderson
2024-04-12 17:41   ` Philippe Mathieu-Daudé
2024-04-12 18:59     ` Richard Henderson
2024-04-13  9:45       ` Philippe Mathieu-Daudé
2024-04-13 12:02         ` Stefan Hajnoczi
2024-04-12  7:33 ` [PATCH v3 04/27] util/hexdump: Add unit_len and block_len to qemu_hexdump_line Richard Henderson
2024-04-12 17:42   ` Philippe Mathieu-Daudé
2024-04-12  7:33 ` [PATCH v3 05/27] util/hexdump: Inline g_string_append_printf "%02x" Richard Henderson
2024-04-12 17:43   ` Philippe Mathieu-Daudé
2024-04-12  7:33 ` [PATCH v3 06/27] hw/mips/malta: Add re-usable rng_seed_hex_new() method Richard Henderson
2024-06-03 18:56   ` Pierrick Bouvier
2024-04-12  7:33 ` [PATCH v3 07/27] system/qtest: Replace sprintf by qemu_hexdump_line Richard Henderson
2024-04-12 17:45   ` Philippe Mathieu-Daudé
2024-04-12  7:33 ` [PATCH v3 08/27] hw/scsi/scsi-disk: Use qemu_hexdump_line to avoid sprintf Richard Henderson
2024-04-12 17:45   ` Philippe Mathieu-Daudé
2024-04-12  7:33 ` [PATCH v3 09/27] hw/ide/atapi: " Richard Henderson
2024-06-03 18:57   ` Pierrick Bouvier
2024-04-12  7:33 ` [PATCH v3 10/27] hw/dma/pl330: " Richard Henderson
2024-06-03 18:59   ` Pierrick Bouvier
2024-04-12  7:33 ` [PATCH v3 11/27] backends/tpm: " Richard Henderson
2024-04-12 17:47   ` Philippe Mathieu-Daudé
2024-04-12  7:33 ` [PATCH v3 12/27] disas/m68k: Replace sprintf() by snprintf() Richard Henderson
2024-04-12  7:33 ` [PATCH v3 13/27] disas/microblaze: " Richard Henderson
2024-04-12  7:33 ` [PATCH v3 14/27] disas/microblaze: Split out print_immval_addr Richard Henderson
2024-06-03 19:14   ` Pierrick Bouvier
2024-04-12  7:33 ` [PATCH v3 15/27] target/microblaze: Re-indent print_insn_microblaze Richard Henderson
2024-06-03 19:14   ` Pierrick Bouvier [this message]
2024-04-12  7:33 ` [PATCH v3 16/27] disas/microblaze: Merge op->name output into each fprintf Richard Henderson
2024-06-03 19:15   ` Pierrick Bouvier
2024-04-12  7:33 ` [PATCH v3 17/27] disas/microblaze: Print registers directly with PRIreg Richard Henderson
2024-06-03 19:17   ` Pierrick Bouvier
2024-04-12  7:33 ` [PATCH v3 18/27] disas/microblaze: Print immediates directly with PRIimm Richard Henderson
2024-06-03 19:17   ` Pierrick Bouvier
2024-04-12  7:33 ` [PATCH v3 19/27] disas/microblaze: Print registers directly with PRIrfsl Richard Henderson
2024-06-03 19:17   ` Pierrick Bouvier
2024-06-03 19:18   ` Pierrick Bouvier
2024-04-12  7:33 ` [PATCH v3 20/27] disas/microblaze: Split get_field_special Richard Henderson
2024-06-03 19:20   ` Pierrick Bouvier
2024-04-12  7:33 ` [PATCH v3 21/27] disas/riscv: Use GString in format_inst Richard Henderson
2024-06-03 19:24   ` Pierrick Bouvier
2024-06-04  0:15   ` Alistair Francis
2024-04-12  7:33 ` [PATCH v3 22/27] linux-user/flatload: Replace sprintf() by snprintf() Richard Henderson
2024-04-12  9:48   ` Peter Maydell
2024-06-03 19:02   ` Pierrick Bouvier
2024-04-12  7:33 ` [PATCH v3 23/27] hw/misc/imx: " Richard Henderson
2024-04-12  7:33 ` [PATCH v3 24/27] hw/net/rocker: " Richard Henderson
2024-04-12 10:58   ` Philippe Mathieu-Daudé
2024-04-12 14:51     ` Richard Henderson
2024-04-12  7:33 ` [PATCH v3 25/27] hw/riscv/virt: Replace sprintf by g_strdup_printf Richard Henderson
2024-06-03 19:06   ` Pierrick Bouvier
2024-06-04  0:16   ` Alistair Francis
2024-04-12  7:33 ` [PATCH v3 26/27] target/arm: Replace sprintf() by snprintf() Richard Henderson
2024-04-12  7:33 ` [PATCH v3 27/27] target/i386/kvm: Improve KVM_EXIT_NOTIFY warnings Richard Henderson
2024-04-12 10:59   ` Philippe Mathieu-Daudé
2024-04-16 15:32   ` Peter Maydell
2024-04-16 15:32   ` Zhao Liu

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