Allow the --visualize-jumps feature to work with the AVR disassembler.
authorMarcus Nilsson <brainbomb@gmail.com>
Thu, 2 Dec 2021 13:57:11 +0000 (13:57 +0000)
committerNick Clifton <nickc@redhat.com>
Thu, 2 Dec 2021 13:57:11 +0000 (13:57 +0000)
* avr-dis.c (avr_operand); Pass in disassemble_info and fill
in insn_type on branching instructions.

opcodes/ChangeLog
opcodes/avr-dis.c

index 7bf0094cf0dafbfdcb238b7f315c76920d980edc..7eba5165637e9c4ab77c48ba36a9475cf2faf409 100644 (file)
@@ -1,3 +1,8 @@
+2021-12-02  Marcus Nilsson  <brainbomb@gmail.com>
+
+       * avr-dis.c (avr_operand); Pass in disassemble_info and fill
+       in insn_type on branching instructions.
+
 2021-11-25  Andrew Burgess  <aburgess@redhat.com>
            Simon Cook  <simon.cook@embecosm.com>
 
index 06f8a0c663b967d2b6d0b4efb41c413cd3ef9087..61af515e73e776159b19f23b999ed6bba85996a2 100644 (file)
@@ -49,8 +49,17 @@ const struct avr_opcodes_s avr_opcodes[] =
 static const char * comment_start = "0x";
 
 static int
-avr_operand (unsigned int insn, unsigned int insn2, unsigned int pc, int constraint,
-             char *opcode_str, char *buf, char *comment, int regs, int *sym, bfd_vma *sym_addr)
+avr_operand (unsigned int        insn,
+            unsigned int        insn2,
+            unsigned int        pc,
+            int                 constraint,
+             char *              opcode_str,
+            char *              buf,
+            char *              comment,
+            int                 regs,
+            int *               sym,
+            bfd_vma *           sym_addr,
+            disassemble_info *  info)
 {
   int ok = 1;
   *sym = 0;
@@ -161,6 +170,9 @@ avr_operand (unsigned int insn, unsigned int insn2, unsigned int pc, int constra
         objdump_print_address() which would affect many targets.  */
       sprintf (buf, "%#lx", (unsigned long) *sym_addr);
       strcpy (comment, comment_start);
+      info->insn_info_valid = 1;
+      info->insn_type = dis_jsr;
+      info->target = *sym_addr;
       break;
 
     case 'L':
@@ -170,6 +182,9 @@ avr_operand (unsigned int insn, unsigned int insn2, unsigned int pc, int constra
         *sym = 1;
         *sym_addr = pc + 2 + rel_addr;
        strcpy (comment, comment_start);
+        info->insn_info_valid = 1;
+        info->insn_type = dis_branch;
+        info->target = *sym_addr;
       }
       break;
 
@@ -181,6 +196,9 @@ avr_operand (unsigned int insn, unsigned int insn2, unsigned int pc, int constra
         *sym = 1;
         *sym_addr = pc + 2 + rel_addr;
        strcpy (comment, comment_start);
+        info->insn_info_valid = 1;
+        info->insn_type = dis_condbranch;
+        info->target = *sym_addr;
       }
       break;
 
@@ -314,6 +332,13 @@ print_insn_avr (bfd_vma addr, disassemble_info *info)
   int sym_op1 = 0, sym_op2 = 0;
   bfd_vma sym_addr1, sym_addr2;
 
+  /* Clear instruction information field.  */
+  info->insn_info_valid = 0;
+  info->branch_delay_insns = 0;
+  info->data_size = 0;
+  info->insn_type = dis_noninsn;
+  info->target = 0;
+  info->target2 = 0;
 
   if (!initialized)
     {
@@ -395,11 +420,13 @@ print_insn_avr (bfd_vma addr, disassemble_info *info)
        {
          int regs = REGISTER_P (*constraints);
 
-         ok = avr_operand (insn, insn2, addr, *constraints, opcode_str, op1, comment1, 0, &sym_op1, &sym_addr1);
+         ok = avr_operand (insn, insn2, addr, *constraints, opcode_str, op1,
+                           comment1, 0, &sym_op1, &sym_addr1, info);
 
          if (ok && *(++constraints) == ',')
-           ok = avr_operand (insn, insn2, addr, *(++constraints), opcode_str, op2,
-                             *comment1 ? comment2 : comment1, regs, &sym_op2, &sym_addr2);
+           ok = avr_operand (insn, insn2, addr, *(++constraints), opcode_str,
+                             op2, *comment1 ? comment2 : comment1, regs,
+                             &sym_op2, &sym_addr2, info);
        }
     }