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CPU/Recompiler: Implement LUT-based fastmem

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This commit is contained in:
Connor McLaughlin
2020-11-23 01:06:25 +10:00
parent 44b3c9be6e
commit bf2e38aed5
26 changed files with 1177 additions and 454 deletions
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37
src/core/settings.cpp
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@ -130,7 +130,9 @@ void Settings::Load(SettingsInterface& si)
UpdateOverclockActive();
cpu_recompiler_memory_exceptions = si.GetBoolValue("CPU", "RecompilerMemoryExceptions", false);
cpu_recompiler_icache = si.GetBoolValue("CPU", "RecompilerICache", false);
cpu_fastmem = si.GetBoolValue("CPU", "Fastmem", true);
cpu_fastmem_mode = ParseCPUFastmemMode(
si.GetStringValue("CPU", "FastmemMode", GetCPUFastmemModeName(DEFAULT_CPU_FASTMEM_MODE)).c_str())
.value_or(DEFAULT_CPU_FASTMEM_MODE);
gpu_renderer = ParseRendererName(si.GetStringValue("GPU", "Renderer", GetRendererName(DEFAULT_GPU_RENDERER)).c_str())
.value_or(DEFAULT_GPU_RENDERER);
@ -266,7 +268,7 @@ void Settings::Save(SettingsInterface& si) const
si.SetIntValue("CPU", "OverclockDenominator", cpu_overclock_denominator);
si.SetBoolValue("CPU", "RecompilerMemoryExceptions", cpu_recompiler_memory_exceptions);
si.SetBoolValue("CPU", "RecompilerICache", cpu_recompiler_icache);
si.SetBoolValue("CPU", "Fastmem", cpu_fastmem);
si.SetStringValue("CPU", "FastmemMode", GetCPUFastmemModeName(cpu_fastmem_mode));
si.SetStringValue("GPU", "Renderer", GetRendererName(gpu_renderer));
si.SetStringValue("GPU", "Adapter", gpu_adapter.c_str());
@ -484,6 +486,37 @@ const char* Settings::GetCPUExecutionModeDisplayName(CPUExecutionMode mode)
return s_cpu_execution_mode_display_names[static_cast<u8>(mode)];
}
static std::array<const char*, static_cast<u32>(CPUFastmemMode::Count)> s_cpu_fastmem_mode_names = {
{"Disabled", "MMap", "LUT"}};
static std::array<const char*, static_cast<u32>(CPUFastmemMode::Count)> s_cpu_fastmem_mode_display_names = {
{TRANSLATABLE("CPUFastmemMode", "Disabled (Slowest)"),
TRANSLATABLE("CPUFastmemMode", "MMap (Hardware, Fastest, 64-Bit Only)"),
TRANSLATABLE("CPUFastmemMode", "LUT (Faster)")}};
std::optional<CPUFastmemMode> Settings::ParseCPUFastmemMode(const char* str)
{
u8 index = 0;
for (const char* name : s_cpu_fastmem_mode_names)
{
if (StringUtil::Strcasecmp(name, str) == 0)
return static_cast<CPUFastmemMode>(index);
index++;
}
return std::nullopt;
}
const char* Settings::GetCPUFastmemModeName(CPUFastmemMode mode)
{
return s_cpu_fastmem_mode_names[static_cast<u8>(mode)];
}
const char* Settings::GetCPUFastmemModeDisplayName(CPUFastmemMode mode)
{
return s_cpu_fastmem_mode_display_names[static_cast<u8>(mode)];
}
static constexpr auto s_gpu_renderer_names = make_array(
#ifdef WIN32
"D3D11",