From dc9d533d4f4d228052b74f828c9b78b5f73d6c1b Mon Sep 17 00:00:00 2001
From: skidau <skidau@gmail.com>
Date: Wed, 24 Feb 2010 08:30:50 +0000
Subject: [PATCH] Aligned the stack before calling the LoadStorePaired asm
 functions.  Fixes issue 2053.

The Linux x64 change is untested and has been commented out.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@5118 8ced0084-cf51-0410-be5f-012b33b47a6e
---
 .../Src/PowerPC/Jit64/Jit_LoadStorePaired.cpp | 42 +++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/Source/Core/Core/Src/PowerPC/Jit64/Jit_LoadStorePaired.cpp b/Source/Core/Core/Src/PowerPC/Jit64/Jit_LoadStorePaired.cpp
index f86ec46f90..d6cb415d03 100644
--- a/Source/Core/Core/Src/PowerPC/Jit64/Jit_LoadStorePaired.cpp
+++ b/Source/Core/Core/Src/PowerPC/Jit64/Jit_LoadStorePaired.cpp
@@ -115,11 +115,39 @@ void Jit64::psq_st(UGeckoInstruction inst)
 		// One value
 		XORPS(XMM0, R(XMM0));  // TODO: See if we can get rid of this cheaply by tweaking the code in the singleStore* functions.
 		CVTSD2SS(XMM0, fpr.R(s));
+#ifdef _M_X64
+#if _WIN32
+		SUB(64, R(RSP), Imm8(0x28));
+#else
+		//SUB(64, R(RSP), Imm8(0x8));
+#endif
+#endif
 		CALLptr(MDisp(EDX, (u32)(u64)asm_routines.singleStoreQuantized));
+#ifdef _M_X64
+#if _WIN32
+		ADD(64, R(RSP), Imm8(0x28));
+#else
+		//ADD(64, R(RSP), Imm8(0x8));
+#endif
+#endif
 	} else {
 		// Pair of values
 		CVTPD2PS(XMM0, fpr.R(s));
+#ifdef _M_X64
+#if _WIN32
+		SUB(64, R(RSP), Imm8(0x28));
+#else
+		//SUB(64, R(RSP), Imm8(0x8));
+#endif
+#endif
 		CALLptr(MDisp(EDX, (u32)(u64)asm_routines.pairedStoreQuantized));
+#ifdef _M_X64
+#if _WIN32
+		ADD(64, R(RSP), Imm8(0x28));
+#else
+		//ADD(64, R(RSP), Imm8(0x8));
+#endif
+#endif
 	}
 	gpr.UnlockAll();
 	gpr.UnlockAllX();
@@ -164,8 +192,22 @@ void Jit64::psq_l(UGeckoInstruction inst)
 	SHL(32, R(EDX), Imm8(2));
 #else
 	SHL(32, R(EDX), Imm8(3));
+#endif
+#ifdef _M_X64
+#if _WIN32
+		SUB(64, R(RSP), Imm8(0x28));
+#else
+		//SUB(64, R(RSP), Imm8(0x8));
+#endif
 #endif
 	CALLptr(MDisp(EDX, (u32)(u64)asm_routines.pairedLoadQuantized));
+#ifdef _M_X64
+#if _WIN32
+		ADD(64, R(RSP), Imm8(0x28));
+#else
+		//ADD(64, R(RSP), Imm8(0x8));
+#endif
+#endif
 	CVTPS2PD(fpr.RX(inst.RS), R(XMM0));
 	gpr.UnlockAll();
 	gpr.UnlockAllX();