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Scheduler overhaul

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This commit is contained in:
xddxd 2021-03-17 18:28:03 +02:00 • committed by Ivan
parent a7acb84b8b
commit 9d895e6b15
12 changed files with 101 additions and 47 deletions
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58
Utilities/Thread.cpp
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@ -2709,9 +2709,18 @@ u64 thread_ctrl::get_affinity_mask(thread_class group)
break;
case 16:
// 1700, 1800, 2700, TR 1900X family
ppu_mask = 0b1111111100000000;
spu_mask = ppu_mask;
rsx_mask = 0b0000000000111100;
if (g_cfg.core.thread_scheduler == thread_scheduler_mode::alt)
{
ppu_mask = 0b0010000010000000;
spu_mask = 0b0000101010101010;
rsx_mask = 0b1000000000000000;
}
else
{
ppu_mask = 0b1111111100000000;
spu_mask = ppu_mask;
rsx_mask = 0b0000000000111100;
}
break;
case 12:
// 1600, 2600 family, Assign threads 3-12
@ -2739,16 +2748,36 @@ u64 thread_ctrl::get_affinity_mask(thread_class group)
spu_mask = 0b000000111111000000000000;
rsx_mask = 0b000000000000111111000000;
break;
default:
if (thread_count >= 16)
case 16:
// 5800X
if (g_cfg.core.thread_scheduler == thread_scheduler_mode::alt)
{
ppu_mask = 0b0000000011110000;
spu_mask = 0b1111111100000000;
rsx_mask = 0b0000000000001111;
}
else
{
// Verified by more than one windows user on 16-thread CPU
ppu_mask = spu_mask = rsx_mask = (0b10101010101010101010101010101010 & all_cores_mask);
}
case 12:
// 5600X
if (g_cfg.core.thread_scheduler == thread_scheduler_mode::alt)
{
ppu_mask = 0b000000001100;
spu_mask = 0b111111110000;
rsx_mask = 0b000000000011;
}
else
{
ppu_mask = spu_mask = rsx_mask = all_cores_mask;
}
default:
if (thread_count > 24)
{
ppu_mask = spu_mask = rsx_mask = (0b10101010101010101010101010101010 & all_cores_mask);
}
break;
}
break;
@ -2774,23 +2803,8 @@ u64 thread_ctrl::get_affinity_mask(thread_class group)
}
case native_core_arrangement::intel_ht:
{
/* This has been disabled as it seems to degrade performance instead of improving it.
if (thread_count <= 4)
{
//i3 or worse
switch (group)
{
case thread_class::rsx:
case thread_class::ppu:
return (0b0101 & all_cores_mask);
case thread_class::spu:
return (0b1010 & all_cores_mask);
case thread_class::general:
return all_cores_mask;
}
}
*/
if (thread_count >= 12 && g_cfg.core.thread_scheduler == thread_scheduler_mode::alt)
return (0b10101010101010101010101010101010 & all_cores_mask); // Potentially improves performance by mimicking HT off
return all_cores_mask;
}
}