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SPU ASMJIT: returnable STOP in Mega mode

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Fix STOP, STOPD, SYNC, DSYNC in Safe mode
This commit is contained in:
Nekotekina 2018-06-08 22:25:07 +03:00
parent 626836f95b
commit 0a58464f01
2 changed files with 34 additions and 14 deletions
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45
rpcs3/Emu/Cell/SPUASMJITRecompiler.cpp
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@ -1480,20 +1480,34 @@ void spu_recompiler::UNK(spu_opcode_t op)
m_pos = -1;
}
void spu_stop(SPUThread* _spu, u32 code, spu_function_t _ret)
{
if (!_spu->stop_and_signal(code))
{
_ret = check_state_ret;
}
_ret(*_spu, _spu->_ptr<u8>(0), nullptr);
}
void spu_recompiler::STOP(spu_opcode_t op)
{
auto gate = [](SPUThread* _spu, u32 code)
{
if (_spu->stop_and_signal(code))
{
_spu->pc += 4;
}
};
using namespace asmjit;
Label ret = c->newLabel();
c->mov(SPU_OFF_32(pc), m_pos);
c->mov(*ls, op.opcode);
c->jmp(asmjit::imm_ptr<void(*)(SPUThread*, u32)>(gate));
m_pos = -1;
c->mov(*ls, op.opcode & 0x3fff);
c->lea(*qw0, x86::qword_ptr(ret));
c->jmp(imm_ptr(spu_stop));
c->align(kAlignCode, 16);
c->bind(ret);
if (g_cfg.core.spu_block_size == spu_block_size_type::safe)
{
c->mov(SPU_OFF_32(pc), m_pos + 4);
c->ret();
m_pos = -1;
}
}
void spu_recompiler::LNOP(spu_opcode_t op)
@ -1504,12 +1518,19 @@ void spu_recompiler::SYNC(spu_opcode_t op)
{
// This instruction must be used following a store instruction that modifies the instruction stream.
c->mfence();
if (g_cfg.core.spu_block_size == spu_block_size_type::safe)
{
c->mov(SPU_OFF_32(pc), m_pos + 4);
c->ret();
m_pos = -1;
}
}
void spu_recompiler::DSYNC(spu_opcode_t op)
{
// This instruction forces all earlier load, store, and channel instructions to complete before proceeding.
c->mfence();
SYNC(op);
}
void spu_recompiler::MFSPR(spu_opcode_t op)
@ -2806,7 +2827,7 @@ void spu_recompiler::BIHNZ(spu_opcode_t op)
void spu_recompiler::STOPD(spu_opcode_t op)
{
fall(op);
STOP(spu_opcode_t{0x3fff});
}
void spu_recompiler::STQX(spu_opcode_t op)