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Merge pull request #1008 from PCSX2/recompiler-stack-alignment 

mvu: keep stack aligned on 16B
This commit is contained in:
Gregory Hainaut 2015-11-30 21:54:35 +01:00
parent 52be531b8e ba4d5b0b95
commit 5761eba529
1 changed files with 7 additions and 0 deletions
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7
pcsx2/x86/microVU_Misc.inl
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@ -291,12 +291,19 @@ __fi void mVUaddrFix(mV, const x32& gprReg)
xPUSH(gprT1);
xPUSH(gprT2);
xPUSH(gprT3);
// Align the stackframe (GCC only, since GCC assumes stackframe is always aligned)
#ifdef __GNUC__
xSUB(esp, 4);
#endif
if (IsDevBuild && !isCOP2) { // Lets see which games do this!
xMOV (gprT2, mVU.prog.cur->idx); // Note: Kernel does it via COP2 to initialize VU1!
xMOV (gprT3, xPC); // So we don't spam console, we'll only check micro-mode...
xCALL(mVUwarningRegAccess);
}
xCALL(mVUwaitMTVU);
#ifdef __GNUC__
xADD(esp, 4);
#endif
xPOP (gprT3);
xPOP (gprT2);
xPOP (gprT1);