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author | Paul Iannetta <piannetta@kalrayinc.com> | 2023-08-24 10:39:14 +0200 |
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committer | Alan Modra <amodra@gmail.com> | 2023-08-24 20:03:23 +0930 |
commit | f1917fc63166d73a9d0930d96468e486a49c666d (patch) | |
tree | 54d62e13c6cf4c252b0a968600a91ead0bd2fe0f | |
parent | 476dd29dc60b6dc3aec0e29ce2150202cf85f7a8 (diff) | |
download | gdb-f1917fc63166d73a9d0930d96468e486a49c666d.zip gdb-f1917fc63166d73a9d0930d96468e486a49c666d.tar.gz gdb-f1917fc63166d73a9d0930d96468e486a49c666d.tar.bz2 |
kvx: fix kvx_reassemble_bundle index 8 out of bounds
opcodes/
* kvx-dis.c (print_insn_kvx): Change the loop condition so that
wordcount is always less than KVXMAXBUNDLEWORDS.
(decode_prologue_epilogue_bundle): Likewise.
-rw-r--r-- | opcodes/kvx-dis.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/opcodes/kvx-dis.c b/opcodes/kvx-dis.c index 7fef4c7..ec9c771 100644 --- a/opcodes/kvx-dis.c +++ b/opcodes/kvx-dis.c @@ -1056,7 +1056,7 @@ print_insn_kvx (bfd_vma memaddr, struct disassemble_info *info) wordcount++; } while (kvx_has_parallel_bit (bundle_words[wordcount - 1]) - && wordcount < KVXMAXBUNDLEWORDS); + && wordcount < KVXMAXBUNDLEWORDS - 1); invalid_bundle = kvx_reassemble_bundle (wordcount, &insncount); } @@ -1238,7 +1238,7 @@ decode_prologue_epilogue_bundle (bfd_vma memaddr, nb_syl++; } while (kvx_has_parallel_bit (bundle_words[nb_syl - 1]) - && nb_syl < KVXMAXBUNDLEWORDS); + && nb_syl < KVXMAXBUNDLEWORDS - 1); if (kvx_reassemble_bundle (nb_syl, &nb_insn)) return -1; |