Removing flag for alignment -- fixed at 1024 now
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@ -26,11 +26,3 @@ option('onlyOpenSource',
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yield: true
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)
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option('CPUFunctionAlignment',
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type : 'integer',
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min : 1,
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value : 1024,
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description : '''Indicates the alignment for the main emulator CPU function.
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This is a large function that may cross page boundaries, which impacts performance.
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This requires the GNU compiler to work.'''
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)
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@ -222,8 +222,10 @@ uint8_t clock_table [256] = {
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3,5,2,8,4,4,6,6,2,4,2,7,4,4,7,7 // F
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};
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__attribute__((optimize("align-functions=" _QUICKERNES_CPU_FUNCTION_ALIGNMENT)))
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// This optimization is only possible on linux systems -- MSVC does not allow function alignment
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#ifdef __linux__
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__attribute__((optimize("align-functions=1024")))
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#endif
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Cpu::result_t Cpu::run ( nes_time_t end )
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{
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set_end_time_( end );
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@ -28,13 +28,10 @@ quickerNESSrc = quickerNESAPUSrc + quickerNESPPUSrc + [
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'core/cpu.cpp'
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]
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# Getting page alignment option
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CPUFunctionAlignment = get_option('CPUFunctionAlignment')
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# quickerNES Core Configuration
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quickerNESDependency = declare_dependency(
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compile_args : [ '-D_QUICKERNES_CPU_FUNCTION_ALIGNMENT="' + CPUFunctionAlignment.to_string() + '"'],
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compile_args : [ ],
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include_directories : include_directories(['.']),
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sources : [ quickerNESSrc ]
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)
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