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DSPJit: Use tmp register for pointer immediate. 

PIE.
This commit is contained in:
degasus 2016-11-03 20:33:26 +01:00
parent d26709f713
commit f325d41def
1 changed files with 8 additions and 2 deletions
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10
Source/Core/Core/DSP/Jit/DSPJitUtil.cpp
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@ -21,11 +21,14 @@ void DSPEmitter::dsp_reg_stack_push(int stack_reg)
MOV(8, M(&g_dsp.reg_stack_ptr[stack_reg]), R(AL));
X64Reg tmp1 = gpr.GetFreeXReg();
X64Reg tmp2 = gpr.GetFreeXReg();
// g_dsp.reg_stack[stack_reg][g_dsp.reg_stack_ptr[stack_reg]] = g_dsp.r[DSP_REG_ST0 + stack_reg];
MOV(16, R(tmp1), M(&g_dsp.r.st[stack_reg]));
MOVZX(64, 8, RAX, R(AL));
MOV(16, MComplex(EAX, EAX, SCALE_1, PtrOffset(&g_dsp.reg_stack[stack_reg][0], nullptr)), R(tmp1));
MOV(64, R(tmp2), ImmPtr(g_dsp.reg_stack[stack_reg]));
MOV(16, MComplex(tmp2, EAX, SCALE_2, 0), R(tmp1));
gpr.PutXReg(tmp1);
gpr.PutXReg(tmp2);
}
// clobbers:
@ -36,10 +39,13 @@ void DSPEmitter::dsp_reg_stack_pop(int stack_reg)
// g_dsp.r[DSP_REG_ST0 + stack_reg] = g_dsp.reg_stack[stack_reg][g_dsp.reg_stack_ptr[stack_reg]];
MOV(8, R(AL), M(&g_dsp.reg_stack_ptr[stack_reg]));
X64Reg tmp1 = gpr.GetFreeXReg();
X64Reg tmp2 = gpr.GetFreeXReg();
MOVZX(64, 8, RAX, R(AL));
MOV(16, R(tmp1), MComplex(EAX, EAX, SCALE_1, PtrOffset(&g_dsp.reg_stack[stack_reg][0], nullptr)));
MOV(64, R(tmp2), ImmPtr(g_dsp.reg_stack[stack_reg]));
MOV(16, R(tmp1), MComplex(tmp2, EAX, SCALE_2, 0));
MOV(16, M(&g_dsp.r.st[stack_reg]), R(tmp1));
gpr.PutXReg(tmp1);
gpr.PutXReg(tmp2);
// g_dsp.reg_stack_ptr[stack_reg]--;
// g_dsp.reg_stack_ptr[stack_reg] &= DSP_STACK_MASK;