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Fix masking of offset expressions in debug view of address-shifted spaces (nw)

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This commit is contained in:
AJR 2018-03-12 15:46:57 -04:00
parent 631f38272c
commit 25b40bae22
1 changed files with 2 additions and 8 deletions
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10
src/emu/debug/dvmemory.cpp
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@ -631,19 +631,13 @@ bool debug_view_memory::needs_recompute()
const debug_view_memory_source &source = downcast<const debug_view_memory_source &>(*m_source);
offs_t val = m_expression.value();
if (source.m_space)
val = source.m_space->address_to_byte(val);
val = source.m_space->address_to_byte(val & source.m_space->logaddrmask());
recompute = true;
m_topleft.y = (val - m_byte_offset) / m_bytes_per_row;
m_topleft.y = std::max(m_topleft.y, 0);
m_topleft.y = std::min(m_topleft.y, m_total.y - 1);
offs_t resultbyte;
if (source.m_space != nullptr)
resultbyte = val & source.m_space->logaddrmask();
else
resultbyte = val;
set_cursor_pos(cursor_pos(resultbyte, m_bytes_per_chunk * 8 - 4));
set_cursor_pos(cursor_pos(val, m_bytes_per_chunk * 8 - 4));
}
// expression is clean at this point, and future recomputation is not necessary