Mercurial > repos > blastem
changeset 2274:bf1bb893f104
Properly ignore low bits of SP start address in disassembler
author | Michael Pavone <pavone@retrodev.com> |
---|---|
date | Thu, 29 Dec 2022 22:44:35 -0800 |
parents | ff726f53d75a |
children | e27ab5f4bfe3 |
files | dis.c |
diffstat | 1 files changed, 1 insertions(+), 0 deletions(-) [+] |
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--- a/dis.c Thu Dec 29 19:52:40 2022 -0800 +++ b/dis.c Thu Dec 29 22:44:35 2022 -0800 @@ -252,6 +252,7 @@ do_cd_labels = 1; } else { uint32_t sub_start =filebuf[0x40/2] << 16 | filebuf[0x42/2]; + sub_start &= ~0x7FF; uint32_t sub_end = sub_start + (filebuf[0x44/2] << 16 | filebuf[0x46/2]); if (sub_start > (boot_size - 0x20)) { fprintf(stderr, "System Program start offset is %X, but image is only %X bytes\n", sub_start, (uint32_t)boot_size);