diff options
Diffstat (limited to 'backend_x86.c')
| -rw-r--r-- | backend_x86.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/backend_x86.c b/backend_x86.c index 63fcdc2..56b0f8d 100644 --- a/backend_x86.c +++ b/backend_x86.c @@ -194,11 +194,10 @@ code_ptr gen_mem_fun(cpu_options * opts, memmap_chunk const * memmap, uint32_t n mov_rr(code, opts->scratch2, opts->scratch1, opts->address_size); shr_ir(code, opts->ram_flags_shift, opts->scratch1, opts->address_size); bt_rrdisp(code, opts->scratch1, opts->context_reg, ram_flags_off, opts->address_size); - //FIXME: These adjustments to ram_flags_off need to take into account bits vs bytes and ram_flags_shift if (memmap[chunk].mask == opts->address_mask) { - ram_flags_off += memmap[chunk].end - memmap[chunk].start; + ram_flags_off += (memmap[chunk].end - memmap[chunk].start) / (1 << opts->ram_flags_shift) / 8; ; } else { - ram_flags_off += memmap[chunk].mask + 1; + ram_flags_off += (memmap[chunk].mask + 1) / (1 << opts->ram_flags_shift) / 8;; } code_ptr not_code = code->cur + 1; jcc(code, CC_NC, code->cur + 2); |