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Core/DSP/Jit: Fix register cache state tracking in bloop and loop emitters 

Fixes dsp lle jit crashes with dkcr.


git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@7312 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
pierre 2011-03-07 00:12:55 +00:00
parent a734b3f057
commit 3151618cb3
1 changed files with 4 additions and 1 deletions
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5
Source/Core/Core/Src/DSP/Jit/DSPJitBranch.cpp
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@ -369,12 +369,14 @@ void DSPEmitter::loop(const UDSPInstruction opc)
u16 loop_pc = compilePC + 1;
CMP(16, R(EDX), Imm16(0));
DSPJitRegCache c(gpr);
FixupBranch cnt = J_CC(CC_Z, true);
dsp_reg_store_stack(3);
MOV(16, R(RDX), Imm16(compilePC + 1));
dsp_reg_store_stack(0);
MOV(16, R(RDX), Imm16(loop_pc));
dsp_reg_store_stack(2);
gpr.flushRegs(c);
SetJumpTarget(cnt);
MOV(16, M(&(g_dsp.pc)), Imm16(compilePC + 1));
@ -424,6 +426,7 @@ void DSPEmitter::bloop(const UDSPInstruction opc)
u16 loop_pc = dsp_imem_read(compilePC + 1);
CMP(16, R(EDX), Imm16(0));
DSPJitRegCache c(gpr);
FixupBranch cnt = J_CC(CC_Z, true);
dsp_reg_store_stack(3);
MOV(16, R(RDX), Imm16(compilePC + 2));
@ -431,13 +434,13 @@ void DSPEmitter::bloop(const UDSPInstruction opc)
MOV(16, R(RDX), Imm16(loop_pc));
dsp_reg_store_stack(2);
MOV(16, M(&(g_dsp.pc)), Imm16(compilePC + 2));
gpr.flushRegs(c,true);
FixupBranch exit = J(true);
SetJumpTarget(cnt);
// g_dsp.pc = loop_pc;
// dsp_skip_inst();
MOV(16, M(&g_dsp.pc), Imm16(loop_pc + opTable[loop_pc]->size));
DSPJitRegCache c(gpr);
WriteBranchExit(*this);
gpr.flushRegs(c,false);
SetJumpTarget(exit);