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vax: Minor disassembly refinements

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* xtal.cpp: Add value for later use
This commit is contained in:
AJR 2025-03-14 23:42:34 -04:00
parent 4a3b37d368
commit 914fc4477b
2 changed files with 3 additions and 2 deletions
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4
src/devices/cpu/vax/vaxdasm.cpp
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@ -928,7 +928,6 @@ offs_t vax_disassembler::disassemble_inst(std::ostream &stream, const vax_disass
else switch (inst.operand[n])
{
case mode::rb:
case mode::ab: // Immediate bytes may be used as MOVCn sources, at least with a length of 0
format_immediate(stream, opcodes.r8(pc++));
break;
@ -938,6 +937,7 @@ offs_t vax_disassembler::disassemble_inst(std::ostream &stream, const vax_disass
break;
case mode::urb:
case mode::ab: // Immediate bytes may be used as MOVCn sources, at least with a length of 0
util::stream_format(stream, "#^X%02X", opcodes.r8(pc++));
break;
@ -999,7 +999,7 @@ offs_t vax_disassembler::disassemble_inst(std::ostream &stream, const vax_disass
break;
case mode::ro: case mode::uro:
util::stream_format(stream, "#^X%016X%016X", opcodes.r64(pc), opcodes.r64(pc + 4));
util::stream_format(stream, "#^X%016X%016X", opcodes.r64(pc + 8), opcodes.r64(pc));
pc += 16;
break;

1
src/emu/xtal.cpp
View File

@ -505,6 +505,7 @@ const double XTAL::known_xtals[] = {
66'666'700, // 66.6667_MHz_XTAL Later Midway games
67'737'600, // 67.7376_MHz_XTAL PSX-based h/w, Sony ZN1-2-based
68'850'000, // 68.85_MHz_XTAL Wyse WY-50
69'196'800, // 69.1968_MHz_XTAL DEC VCB0x/VAXstation dot clock
69'551'990, // 69.55199_MHz_XTAL Sharp X68000 31.5kHz video
72'000'000, // 72_MHz_XTAL Aristocrat MKV
72'576'000, // 72.576_MHz_XTAL Centipede, Millipede, Missile Command, Let's Go Bowling "Multipede"