ubsan: nds32: left shift cannot be represented in type 'int'
authorAlan Modra <amodra@gmail.com>
Tue, 17 Dec 2019 11:48:57 +0000 (22:18 +1030)
committerAlan Modra <amodra@gmail.com>
Tue, 17 Dec 2019 12:28:11 +0000 (22:58 +1030)
Yet more.

* nds32-dis.c (nds32_mask_opcode): Avoid signed overflow.
(print_insn_nds32): Use uint64_t for "given" and "given1".

opcodes/ChangeLog
opcodes/nds32-dis.c

index 744d8f8bfa793879bae566d7fe818202d17ce5a8..1e9945ee8d73ae852986fdde6a92860a883c9eb2 100644 (file)
@@ -1,3 +1,8 @@
+2019-12-17  Alan Modra  <amodra@gmail.com>
+
+       * nds32-dis.c (nds32_mask_opcode): Avoid signed overflow.
+       (print_insn_nds32): Use uint64_t for "given" and "given1".
+
 2019-12-17  Alan Modra  <amodra@gmail.com>
 
        * tic80-dis.c: Delete file.
index 0e41399ef0523850dc10681371831ee50c051018..ac09e4d5432cf518abcd736e1ae36a44f9d5a79c 100644 (file)
@@ -877,7 +877,7 @@ nds32_mask_opcode (uint32_t insn)
        }
       return MASK_OP (insn, 0x1f << 20);
     default:
-      return (1 << 31);
+      return 1u << 31;
     }
 }
 
@@ -976,8 +976,8 @@ print_insn_nds32 (bfd_vma pc, disassemble_info *info)
   int status;
   bfd_byte buf[4];
   bfd_byte buf_data[16];
-  long long given;
-  long long given1;
+  uint64_t given;
+  uint64_t given1;
   uint32_t insn;
   int n;
   int last_symbol_index = -1;
@@ -1129,24 +1129,25 @@ print_insn_nds32 (bfd_vma pc, disassemble_info *info)
       info->bytes_per_line = 4;
 
       if (size == 16)
-       info->fprintf_func (info->stream, ".qword\t0x%016llx%016llx",
+       info->fprintf_func (info->stream, ".qword\t0x%016" PRIx64 "%016" PRIx64,
                            given, given1);
       else if (size == 8)
-       info->fprintf_func (info->stream, ".dword\t0x%016llx", given);
+       info->fprintf_func (info->stream, ".dword\t0x%016" PRIx64, given);
       else if (size == 4)
-       info->fprintf_func (info->stream, ".word\t0x%08llx", given);
+       info->fprintf_func (info->stream, ".word\t0x%08" PRIx64, given);
       else if (size == 2)
        {
          /* short */
          if (mapping_type == MAP_DATA0)
-           info->fprintf_func (info->stream, ".byte\t0x%02llx", given & 0xFF);
+           info->fprintf_func (info->stream, ".byte\t0x%02" PRIx64,
+                               given & 0xFF);
          else
-           info->fprintf_func (info->stream, ".short\t0x%04llx", given);
+           info->fprintf_func (info->stream, ".short\t0x%04" PRIx64, given);
        }
       else
        {
          /* byte */
-         info->fprintf_func (info->stream, ".byte\t0x%02llx", given);
+         info->fprintf_func (info->stream, ".byte\t0x%02" PRIx64, given);
        }
 
       return size;
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