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TSX: add prefetchw instruction in transaction code

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This commit is contained in:
Nekotekina 2020-10-19 15:20:53 +03:00
parent 311682b341
commit 8ce5392390
2 changed files with 12 additions and 0 deletions
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4
rpcs3/Emu/Cell/PPUThread.cpp
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@ -1344,6 +1344,8 @@ const auto ppu_stcx_accurate_tx = build_function_asm<u32(*)(u32 raddr, u64 rtime
c.mov(x86::rbp, x86::qword_ptr(x86::rax));
c.lea(x86::rbp, x86::qword_ptr(x86::rbp, args[0]));
c.and_(x86::rbp, -128);
c.prefetchw(x86::byte_ptr(x86::rbp, 0));
c.prefetchw(x86::byte_ptr(x86::rbp, 64));
c.movzx(args[0].r32(), args[0].r16());
c.shr(args[0].r32(), 1);
c.lea(x86::rbx, x86::qword_ptr(x86::rbx, args[0]));
@ -1459,6 +1461,8 @@ const auto ppu_stcx_accurate_tx = build_function_asm<u32(*)(u32 raddr, u64 rtime
c.jne(fail2);
Label tx1 = build_transaction_enter(c, fall2, x86::r12, 666);
c.prefetchw(x86::byte_ptr(x86::rbp, 0));
c.prefetchw(x86::byte_ptr(x86::rbp, 64));
// Check pause flag
c.bt(x86::dword_ptr(args[2], ::offset32(&ppu_thread::state) - ::offset32(&ppu_thread::rdata)), static_cast<u32>(cpu_flag::pause));