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210 commits

Author SHA1 Message Date
Nekotekina bc61835d97 CPU: use unsigned (u8) priority in suspend_all 2020-11-09 22:57:36 +03:00
Nekotekina 8bc9868c1f SPU/vm: Improve vm::range_lock a bit 
Use some prefetching
Use optimistic locking
 2020-11-08 17:23:17 +03:00
Nekotekina 21ec32b465 vm: implement g_shmem for range locks 
Renamed from g_shareable. Contains pointers instead of bits.
Used in range locks to prevent any "collision" between memory.
 2020-11-08 16:43:15 +03:00
Nekotekina 1c99a2e7fb vm: add map_self() method to utils::shm 
Add complementary unmap_self() method.
Move VirtualMemory to util/vm.hpp
Minor associated include cleanup.
Move asm.h to util/asm.hpp
 2020-11-08 16:43:15 +03:00
Nekotekina b68bdafadc vm: refactor vm::range_lock again 
Move bits to the highest, set RWX order.
Use only one reserved value (W = locked).
Assume lock size 128 for range_locked.
Add new "Size" template argument that replaces normal argument.
 2020-11-08 16:43:15 +03:00
Eladash 6dcd482dd0 SPU reservations: Do not illegally dereference reservation data 2020-11-07 14:03:09 +03:00
Nekotekina 34fa010601 Improve cond_var notifiers 
But nobody uses it anyway, so clean up includes.
 2020-11-06 00:10:16 +03:00
Nekotekina ba5ed5f380 Fix vm::lock_range wrong check 
Minor header refactoring.
 2020-11-04 14:59:26 +03:00
Nekotekina 5d7acda80e vm: minor refactoring 
Renamed internal main range locking method.
 2020-11-04 14:59:25 +03:00
Nekotekina 06ecc2ae68 vm::range_lock cleanup and minor optimization 
Removed unused arg.
Linearized some branches.
 2020-11-01 23:29:33 +03:00
Nekotekina 46d3066c62 Optimize vm::range_lock 
Only test address on `range_locked`
Don't check current transaction
Remove vm::clear_range_locks completely
 2020-11-01 16:46:06 +03:00
Nekotekina ca57f25f26 Fix vm::page_protect and range flags 
Should fix assertion in vm.cpp
Minor refactoring of internal locking
 2020-11-01 02:30:10 +03:00
Nekotekina 78c986b5dd Improve vm::range_lock 
Not sure how it ever worked
Clear redundant vm::clear_range_lock usage
 2020-10-31 23:53:14 +03:00
Nekotekina 86fc842c89 TSX: new fallback method (time-based) 
Basically, using timestamp counter.
Rewritten vm::reservation_op with the same principle.
Rewritten another transaction helper.
Add two new settings for configuring fallbacks.
Two limits are specified in nanoseconds (first and second).
Fix PUTLLC reload logic (prevent reusing garbage).
 2020-10-31 15:34:14 +03:00
Nekotekina 80530e8aef vm: rename g_addr_lock to g_range_lock 
Reduce size to 29 bits and use 3 bits to communicate some information.
This information can be used to to a very cheap lock-free access tests.
 2020-10-31 15:08:49 +03:00
Megamouse 2cee26c3e7 Cleanup some includes 2020-10-31 11:53:46 +01:00
Nekotekina 7dd85b207f vm: optimize range lock slot allocations 
Doesn't seem to need a barrier.
 2020-10-30 22:20:20 +03:00
Nekotekina f972fa26a4 Derive RSX Replay thread from cpu_thread 
Its id is set to 0, so fix some id_type() usages.
 2020-10-30 17:36:11 +03:00
Nekotekina 150e18539c Allow cpu_thread& arg passed to the syscalls 
Minor cleanup. cpu_mem(), cpu_unmem() removed.
 2020-10-30 17:03:32 +03:00
Nekotekina 3419d15878 vm: add extern clear_range_locks function 
Allows to wait for range locks to clear for specified range.
vm::range_lock now monitors specified reservation lock as well.
 2020-10-30 07:58:16 +03:00
Nekotekina 0da24f21d6 CPU: improve cpu_thread::suspend_all for cache efficiency (TSX) 
Add prefetch hint list parameter.
Workloads may be executed by another thread on another CPU core.
It means they may benefit from directly prefetching the data as hinted.
Also implement mov_rdata_nt, for "streaming" data from such workloads.
 2020-10-30 05:22:09 +03:00
Nekotekina d6daa0d05b Fix cpu_flag::temp, make sure it removes cpu_flag::wait 2020-10-28 14:00:09 +03:00
Nekotekina 86785dffa4 SPU: make vm::check_addr checks safe under vm::range_lock 
Reuse some internal locking mechanisms.
Also fix vm::range_lock missing check.
 2020-10-28 14:00:09 +03:00
Nekotekina c491b73f3a SPU: improve accurate DMA 
Remove vm::reservation_lock from it.
Use lock bits to prevent memory clobbering in GETLLAR.
Improve u128 for MSVC since it's used for bitlocking.
Improve 128 bit atomics for the same reason.
Improve vm::reservation_op and friends.
 2020-10-28 03:47:41 +03:00
Nekotekina 4966f6de73 vm: improve range_lock and shareable cache (Non-TSX) 
Allocate "personal" range lock variable for each spu_thread.
Switch from reservation_lock to range lock for all stores.
Detect actual memory mirrors in shareable cache setup logic.
 2020-10-27 17:56:19 +03:00
Nekotekina 4384ae15b4 Improve vm::reservation_op 
Remove XABORT, sync status handling with SPU/PPU transaction.
Limit max number of transaction attempts in loop.
Add Ack template parameter, as in vm::reservation_light_op.
Remove utils::tx_abort, improve utils::tx_start as well.
 2020-10-20 09:10:21 +03:00
Nekotekina 120849c734 Implement perf stat counter for PPU/SPU reservation ops 
Adds Emu/perf_meter.hpp header file.
Uses RDTSC for speed.
Prints stats at exit.
 2020-10-19 19:41:28 +03:00
Nekotekina 1885e4345c Improve vm::reservation_update 
Only respect unique lock.
 2020-10-11 17:22:28 +03:00
Nekotekina 050c3e1d6b Rewrite cpu_thread::suspend_all 
Now it's a function of higher order.
Make only one thread do the hard work of thread pausing.
 2020-10-10 13:58:48 +03:00
Nekotekina 346a1d4433 vm: rewrite reservation bits 
Implement classic unique/shared locking concept.
Implement vm::reservation_light_op.
 2020-10-10 13:58:48 +03:00
Nekotekina 89f1248140 Implement vm::reservation_op 
Implement vm::reservation_peek (memory load)
Implement vm::unsafe_ptr_cast helper
Example use in cellSpurs.cpp
Fix dma_lockb value and description
 2020-10-07 20:11:59 +03:00
Eladash f4ca6f02a1 PPU: Implement support for 128-byte reservations coherency 2020-09-28 22:34:42 +03:00
Eladash 53c8ed6a63 vm: Fix stack memory release, always reset memory flags 2020-09-26 21:48:12 +03:00
Eladash 73d23eb6e6
SPU: Implement Accurate DMA (#8822) 2020-09-02 23:58:29 +02:00
Eladash ee953f7953 Fix vm::reservation_update 2020-08-16 22:58:49 +03:00
Eladash d9750e8f9f SPU/PPU reservations: Optimizations for reservation locks and check_state() (non-TSX) 2020-07-09 03:17:35 +01:00
Eladash 3df83e03a9 SPU: Fix possible deadlock after access violation via DMA transfers 2020-05-28 23:23:11 +03:00
Eladash a199c71a55 SPU: Fix page faults notifications (non-TSX) 2020-05-28 23:23:11 +03:00
Eladash 93122196d9 vm: Fix vm::passive_lock regression (#8175) 
possible broken signaling in rare occusions.
 2020-05-13 16:53:59 +03:00
Eladash b38580bf32 SPU: Use optimized PPU signaling to SPU on reservation pause 2020-05-13 11:10:13 +01:00
Eladash a6025df7de vm: reset stack memory after deallocation 2020-05-06 18:03:37 +03:00
Nekotekina 58ba6d68bb Don't use std::popcount (workaround) 
It seems MSVC uses POPCNT instruction when compiling for SSE2.
 2020-04-25 18:01:39 +03:00
Nekotekina 0f6a0d2740 Expand vm::g_addr_lock to 64 bit to support ranges 
Optimization.
 2020-04-16 02:25:43 +03:00
Nekotekina c7fe8567b8 Experimental squashing of reservation memory area. 
Enables trivial synchronization between shared mem.
Reduces memory usage, but potentially degrades performance.
Rename an overload of vm::passive_lock to vm::range_lock.
 2020-04-16 02:25:43 +03:00
Nekotekina f72af2973d Replace utils::popcnt32 with std::popcount 
Cleanup includes.
 2020-04-14 16:05:58 +03:00
Nekotekina 032e7c0491 Replace utils::cntlz{32,64} with std::countl_zero 2020-04-14 16:05:58 +03:00
Eladash bbbd06dcee Make vm::_test_map aware of overflow 
+ remove vm::find_map 1024mb limit.
 2020-04-05 17:40:23 +03:00
Eladash cb4192bce9 vm: Log all guest memory bases at startup 2020-03-14 18:30:14 +02:00
Nekotekina c0f80cfe7a Use attributes for LIKELY/UNLIKELY 
Remove LIKELY/UNLIKELY macro.
 2020-02-05 10:42:34 +03:00
Nekotekina 1a78e0e80c Make RPCS3 compile in C++2a mode 2020-02-04 23:43:55 +03:00