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144 commits

Author SHA1 Message Date
Nekotekina b9b591bf02 Fix SPU Loop Detection 2019-06-20 14:46:32 +03:00
Nekotekina 5d45a3e47d Implement cpu_thread::suspend_all 
Remove Accurate PUTLLC option.
Implement fallback path for SPU transactions.
 2019-06-19 20:36:12 +03:00
Nekotekina 447029a700 Implement fs::file::write_gather (Vectored I/O) 2019-06-03 23:18:39 +03:00
Nekotekina bf7ee2de4c SPU: fix spu_runtime::g_tail_escape (unused yet) 2019-05-17 23:44:19 +03:00
Nekotekina 2cf139c7a8 SPU analyser: minor Safe fix 
Properly handle known indirect branch target as a function call target.
 2019-05-17 23:44:19 +03:00
Nekotekina a016728a9e SPU LLVM: re-enable stack mirror 
It was disabled due to other bugs which should be fixed now.
 2019-05-16 04:12:08 +03:00
Nekotekina 26d131ef29 SPU LLVM: Fix Giga mode 
Forgot to adjust global chunk table computation.
 2019-05-16 04:02:33 +03:00
Nekotekina 91897fa69d SPU LLVM/ASMJIT: fix BRA/BRASL instructions for PIC 
Handle absolute branch addressing correctly.
 2019-05-16 02:41:31 +03:00
Nekotekina f95ec8a37c SPU LLVM: simplify jump table computation 
Remove one add operation and adjust constants instead.
 2019-05-16 00:54:50 +03:00
Nekotekina a921af1e96 SPU LLVM/ASMJIT: remove minor unnecessary code 2019-05-16 00:52:52 +03:00
Nekotekina 43ae4b3f33 SPU LLVM/ASMJIT: add missing PC clamping 
Minor fix, since it's mostly impossible to overflow.
 2019-05-16 00:51:47 +03:00
Nekotekina 007108100e SPU: implement spu_runtime::g_tail_escape 
May help to avoid gateway costs in some cases.
 2019-05-15 18:47:40 +03:00
Nekotekina 4e75d2c2f7 SPU LLVM: don't save $2 in optimized functions 2019-05-15 16:41:57 +03:00
Nekotekina adc7d96683 SPU LLVM: simplify function prototype 
Pass only $3
 2019-05-15 16:18:13 +03:00
Nekotekina 16401722f1 SPU LLVM: fix $SP passing in functions, write PC on halt 
Allows to skip updating $SP in optimizable functions.
 2019-05-15 15:42:03 +03:00
Nekotekina 3753d27aba SPU: fix Giga mode (kinda) 
Don't scan before the entry point.
Disable stack mirror in SPU LLVM.
Improve analyser logic for holes.
 2019-05-14 22:15:04 +03:00
Nekotekina c481472faf SPU ASMJIT: add PIC support (fix) 
Also cleanup and adapt for GHC CC.
 2019-05-14 22:15:04 +03:00
Nekotekina 82295d131a SPU LLVM: split LLVM IR dump to spu-ir.log 
Also move disasm to spu_recompiler_base::dump.
Interleave disasm with block target info for convenience.
 2019-05-14 22:15:04 +03:00
Nekotekina 1eed421774 SPU LLVM: use branch patchpoints again 
Renewed and adapted for PIC and all branch types.
This may address performance degradation after #5923.
 2019-05-14 22:15:04 +03:00
Nekotekina 2f6707d0a0 SPU LLVM: regain some efficiency 
Avoid returns from the recompiler gateway, favoring tail calls.
This may address performance degradation after #5923.
 2019-05-14 22:15:04 +03:00
Nekotekina f33b81545e SPU: implement recompiler gateway function in assembly 
Use GHC calling convention directly for SPU object entry points.
This may address performance degradation after #5923.
 2019-05-14 22:15:04 +03:00
Nekotekina a74fd27e3d SPU LLVM: fix SPU termination (spu_escape) on Windows 
Adjust restored stack pointer for the lack of tail call.
 2019-05-14 22:15:04 +03:00
Nekotekina cc8c635855 SPU: PIC support preview 
SPU ASMJIT not supported yet.
Giga mode not supported properly.
 2019-05-14 22:15:04 +03:00
Rui Pinheiro 1f82a26a9c SPU LLVM: Fix Mega 2019-05-12 00:39:42 +03:00
Nekotekina 8194c92f1c SPU LLVM: disable GHC CC for chunks on Windows 
Causes fatal error inside LLVM.
 2019-05-11 02:35:16 +03:00
Nekotekina 7492f335e9 SPU analyser: basic function detection in Giga mode 
Misc: fix EH frame registration (LLVM, non-Windows).
Misc: constant-folding bitcast (cpu_translator).
Misc: add syntax for LLVM arrays (cpu_translator).
Misc: use function names for proper linkage (SPU LLVM).

Changed function search and verification in Giga mode.
Basic stack frame layout analysis.
Function detection in Giga mode.
Basic use of new information in SPU LLVM.
Fixed jump table compilation in SPU LLVM.
Disable broken optimization in Accurate xfloat mode.
Make compiled SPU modules position-independent in SPU LLVM.

Optimizations include but not limited to:
 * Compiling SPU functions as native functions when eligible
 * Avoiding register context write-out
 * Aligned stack assumption (CWD alike instruction)
 2019-05-11 02:13:19 +03:00
Nekotekina a703460fc6 SPU ASMJIT: skip some unused analyser steps 
May improve performance
 2019-05-04 19:35:13 +03:00
Nekotekina 45ce8db6cb SPU Analyser: fix reg origin regression 
Propagate phi instead of claiming new values
 2019-05-04 18:29:47 +03:00
Nekotekina 4bd022f778 SPU analyser: minor logic fix and cleanup 
Don't fill any chunk info for now (design mistake).
 2019-05-03 14:18:22 +03:00
Nekotekina 6c34d7104e SPU analyser: fix excessive workload list size 
Typo grade; regression
 2019-05-02 23:29:02 +03:00
Nekotekina 2b4da18709 SPU LLVM: fix xfloat regression 
It was an old bug with possible hidden use of deleted instructions.
 2019-05-02 13:39:43 +03:00
Nekotekina d48dc29e55 SPU LLVM: fix perf regression 
Bug in the analyser was created recently in #5882.
 2019-05-02 13:39:43 +03:00
Nekotekina 69d2ea35b9 SPU: minor analyser cleanup 2019-05-02 13:39:43 +03:00
Nekotekina a4c4ee9cb2 SPU: fix excessive cache size regression 2019-05-02 13:39:43 +03:00
Nekotekina 1bc5e27507 SPU LLVM: move reg origin search to analyser 
Refactor SPU analyser (block_info struct).
Fill register use info (currently unused).
 2019-05-01 00:37:15 +03:00
Nekotekina 1294e0d189 SPU LLVM: improve codegen in loops 
Use a trick in check_state to improve LICM pass.
 2019-05-01 00:37:15 +03:00
Nekotekina e09c6ea4b4 SPU analyser: add spu_iflag 
Register information about register accesses.
 2019-04-30 14:33:27 +03:00
Nekotekina 716737ecf2 LLVM DSL: expression matching (alpha) 
Implement remaining instructions.
Implement match_expr method.
Implement helper methods.
 2019-04-30 14:33:27 +03:00
Nekotekina 8754bbd444 SPU LLVM: add match_vr<> template 
Returns reg value only if type is compatible, avoiding bitcast.
 2019-04-24 23:55:41 +03:00
Nekotekina dd9bd1338b SPU LLVM: add get_vrs<> template 2019-04-24 23:55:41 +03:00
Nekotekina 3e0b45719d LLVM DSL: rewrite zshuffle, shuffle2, build 
Add llvm_const_vector template.
 2019-04-24 23:55:41 +03:00
Nekotekina b02503963e LLVM DSL: rewrite splat, fsplat, vsplat 
Add llvm_const_float and llvm_splat templates.
 2019-04-24 23:55:41 +03:00
Nekotekina c83e65f29e LLVM DSL: rewrite extract and insert 2019-04-24 23:55:41 +03:00
Nekotekina b7b93eae13 SPU LLVM: minor bitcast cleanup 
Remove redundant explicit constand propagation in some instructions.
 2019-04-24 23:55:41 +03:00
Nekotekina ac473eb400 Rewrite cpu_translator::rol, add fshl and fshr 
Use new funnel shift intrinsics
 2019-04-24 23:55:41 +03:00
Nekotekina 42448cf3e5 Remove cpu_translator::scarry, cpu_translator::merge 2019-04-24 23:55:41 +03:00
Nekotekina 524aac75ed LLVM DSL: rewrite bitcast, zext, sext, trunc, select, min, max ops 
Are made composable in expressions similar to arithmetic ops.
Implement noncast in addition to bitcast (no-op case).
Implement bitcast constant folding.
Fixed some misuse of sext<>.
 2019-04-24 23:55:41 +03:00
Nekotekina dc9118ef50 LLVM DSL refactoring 
Properly forward value categories in expression structs.
Simplify SFINAE tests (is_llvm_expr, llvm_common_t) in global operators.
Add llvm_const_int and remove llvm_add_const, llvm_sub_const, etc.
Add llvm_ord and llvm_uno for FP comparison via >=< operators.
Replace cpu_translator::fcmp with fcmp_ord and fcmp_uno.
 2019-04-24 23:55:41 +03:00
Nekotekina 8deb20e928 SPU: write cache before compiling 2019-04-13 22:56:11 +03:00
eladash 8da78c098c SPU LLVM: Fix branch to self at start of block state check 2019-04-11 17:47:52 +03:00