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CPU: Reads should happen slightly earlier within a CPU cycle compared to writes

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Fixes Rendering Ranger R2 freeze on stage start
This commit is contained in:
Sour 2019-07-06 09:16:19 -04:00
parent 03848580a5
commit 6032728699
1 changed files with 3 additions and 1 deletions
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4
Core/MemoryManager.cpp
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@ -216,7 +216,7 @@ void MemoryManager::Exec()
uint8_t MemoryManager::Read(uint32_t addr, MemoryOperationType type) uint8_t MemoryManager::Read(uint32_t addr, MemoryOperationType type)
{ {
IncrementMasterClock(); IncrementMasterClockValue(_cpuSpeed - 4);
uint8_t value; uint8_t value;
if(_handlers[addr >> 12]) { if(_handlers[addr >> 12]) {
@ -228,6 +228,8 @@ uint8_t MemoryManager::Read(uint32_t addr, MemoryOperationType type)
MessageManager::Log("[Debug] Read - missing handler: $" + HexUtilities::ToHex(addr)); MessageManager::Log("[Debug] Read - missing handler: $" + HexUtilities::ToHex(addr));
} }
_console->ProcessCpuRead(addr, value, type); _console->ProcessCpuRead(addr, value, type);
IncrementMasterClockValue<4>();
return value; return value;
} }