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Merge pull request #5067 from MerryMage/cycles-offset-too-big

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DSP/Jit: Load address of m_cycles_left into register
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Markus Wick 2017-03-12 00:33:55 +01:00 committed by GitHub
commit f65d0c526d
2 changed files with 5 additions and 3 deletions
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3
Source/Core/Core/DSP/Jit/DSPEmitter.cpp
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@ -436,7 +436,8 @@ void DSPEmitter::CompileDispatcher()
m_return_dispatcher = GetCodePtr(); m_return_dispatcher = GetCodePtr();
// Decrement cyclesLeft // Decrement cyclesLeft
SUB(16, M(&m_cycles_left), R(EAX)); MOV(64, R(RCX), ImmPtr(&m_cycles_left));
SUB(16, MatR(RCX), R(EAX));
J_CC(CC_A, dispatcherLoop); J_CC(CC_A, dispatcherLoop);

5
Source/Core/Core/DSP/Jit/DSPJitBranch.cpp
View File

@ -109,12 +109,13 @@ void DSPEmitter::WriteBlockLink(u16 dest)
{ {
m_gpr.FlushRegs(); m_gpr.FlushRegs();
// Check if we have enough cycles to execute the next block // Check if we have enough cycles to execute the next block
MOV(16, R(ECX), M(&m_cycles_left)); MOV(64, R(RAX), ImmPtr(&m_cycles_left));
MOV(16, R(ECX), MatR(RAX));
CMP(16, R(ECX), Imm16(m_block_size[m_start_address] + m_block_size[dest])); CMP(16, R(ECX), Imm16(m_block_size[m_start_address] + m_block_size[dest]));
FixupBranch notEnoughCycles = J_CC(CC_BE); FixupBranch notEnoughCycles = J_CC(CC_BE);
SUB(16, R(ECX), Imm16(m_block_size[m_start_address])); SUB(16, R(ECX), Imm16(m_block_size[m_start_address]));
MOV(16, M(&m_cycles_left), R(ECX)); MOV(16, MatR(RAX), R(ECX));
JMP(m_block_links[dest], true); JMP(m_block_links[dest], true);
SetJumpTarget(notEnoughCycles); SetJumpTarget(notEnoughCycles);
} }