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Fix crash in SoftGPU when frameskipping, noticed by sum2012 in Daxter

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Fixes #17021
This commit is contained in:
Henrik Rydgård 2023-02-28 23:21:36 +01:00
parent e9182a6e04
commit c6352a262d
1 changed files with 3 additions and 0 deletions
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3
GPU/Software/SoftGpu.cpp
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@ -670,6 +670,9 @@ void SoftGPU::MarkDirty(uint32_t addr, uint32_t bytes, SoftGPUVRAMDirty value) {
uint32_t start = ((addr - PSP_GetVidMemBase()) & 0x001FFFFF) >> 10;
uint32_t end = start + ((bytes + 1023) >> 10);
if (end > sizeof(vramDirty_)) {
end = sizeof(vramDirty_);
}
if (value == SoftGPUVRAMDirty::CLEAR || value == (SoftGPUVRAMDirty::DIRTY | SoftGPUVRAMDirty::REALLY_DIRTY)) {
memset(vramDirty_ + start, (uint8_t)value, end - start);
} else {