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Merge pull request #2168 from Happy-yappH/dasm_virtual_space

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Make debugger 'dasm' command able to traverse virtual spaces with
This commit is contained in:
R. Belmont 2017-03-29 16:20:32 -04:00 committed by GitHub
commit d287a4acbf
1 changed files with 25 additions and 18 deletions
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43
src/emu/debug/debugcmd.cpp
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@ -2460,29 +2460,36 @@ void debugger_commands::execute_dasm(int ref, const std::vector<std::string> &pa
tempaddr = pcbyte; tempaddr = pcbyte;
if (space->device().memory().translate(space->spacenum(), TRANSLATE_FETCH_DEBUG, tempaddr)) if (space->device().memory().translate(space->spacenum(), TRANSLATE_FETCH_DEBUG, tempaddr))
{ {
u8 opbuf[64], argbuf[64];
/* fetch the bytes up to the maximum */
for (numbytes = 0; numbytes < maxbytes; numbytes++)
{ {
opbuf[numbytes] = m_cpu.read_opcode(*decrypted_space, pcbyte + numbytes, 1); u8 opbuf[64], argbuf[64];
argbuf[numbytes] = m_cpu.read_opcode(*space, pcbyte + numbytes, 1);
/* fetch the bytes up to the maximum */
for (numbytes = 0; numbytes < maxbytes; numbytes++)
{
opbuf[numbytes] = m_cpu.read_opcode(*decrypted_space, pcbyte + numbytes, 1);
argbuf[numbytes] = m_cpu.read_opcode(*space, pcbyte + numbytes, 1);
}
/* disassemble the result */
i += numbytes = dasmintf->disassemble(disasm, offset + i, opbuf, argbuf) & DASMFLAG_LENGTHMASK;
} }
/* disassemble the result */ /* print the bytes */
i += numbytes = dasmintf->disassemble(disasm, offset + i, opbuf, argbuf) & DASMFLAG_LENGTHMASK; if (bytes)
{
auto const startdex = output.tellp();
numbytes = space->address_to_byte(numbytes);
for (j = 0; j < numbytes; j += minbytes)
stream_format(output, "%0*X ", minbytes * 2, m_cpu.read_opcode(*decrypted_space, pcbyte + j, minbytes));
if ((output.tellp() - startdex) < byteswidth)
stream_format(output, "%*s", byteswidth - (output.tellp() - startdex), "");
stream_format(output, " ");
}
} }
else
/* print the bytes */
if (bytes)
{ {
auto const startdex = output.tellp(); disasm << "<unmapped>";
numbytes = space->address_to_byte(numbytes); i += minbytes;
for (j = 0; j < numbytes; j += minbytes)
stream_format(output, "%0*X ", minbytes * 2, m_cpu.read_opcode(*decrypted_space, pcbyte + j, minbytes));
if ((output.tellp() - startdex) < byteswidth)
stream_format(output, "%*s", byteswidth - (output.tellp() - startdex), "");
stream_format(output, " ");
} }
/* add the disassembly */ /* add the disassembly */