diff mbox series

[PULL,10/16] disas/microblaze: Re-indent print_insn_microblaze

Message ID 20240605211521.577094-11-richard.henderson@linaro.org (mailing list archive)
State New, archived
Headers show
Series [PULL,01/16] util/hexdump: Use a GString for qemu_hexdump_line | expand

Commit Message

Richard Henderson June 5, 2024, 9:15 p.m. UTC 
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Message-Id: <20240412073346.458116-16-richard.henderson@linaro.org>
---
 disas/microblaze.c | 263 ++++++++++++++++++++++++---------------------
 1 file changed, 141 insertions(+), 122 deletions(-)
diff mbox series

Patch

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;
 }