Remove unnecessary Src/ folders

Source/Core/Core/DSP/DSPStacks.cpp

@@ -0,0 +1,58 @@
+/*====================================================================
+
+   filename:     gdsp_registers.cpp
+   project:      GCemu
+   created:      2004-6-18
+   mail:		  [email protected]
+
+   Copyright (c) 2005 Duddie & Tratax
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License
+   as published by the Free Software Foundation; either version 2
+   of the License, or (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+   ====================================================================*/
+
+#include "Common.h"
+
+#include "DSPCore.h"
+#include "DSPStacks.h"
+
+// Stacks. The stacks are outside the DSP RAM, in dedicated hardware.
+
+static void dsp_reg_stack_push(int stack_reg)
+{
+	g_dsp.reg_stack_ptr[stack_reg]++;
+	g_dsp.reg_stack_ptr[stack_reg] &= DSP_STACK_MASK;
+	g_dsp.reg_stack[stack_reg][g_dsp.reg_stack_ptr[stack_reg]] = g_dsp.r.st[stack_reg];
+}
+
+static void dsp_reg_stack_pop(int stack_reg)
+{
+	g_dsp.r.st[stack_reg] = g_dsp.reg_stack[stack_reg][g_dsp.reg_stack_ptr[stack_reg]];
+	g_dsp.reg_stack_ptr[stack_reg]--;
+	g_dsp.reg_stack_ptr[stack_reg] &= DSP_STACK_MASK;
+}
+
+void dsp_reg_store_stack(int stack_reg, u16 val)
+{
+	dsp_reg_stack_push(stack_reg);
+	g_dsp.r.st[stack_reg] = val;
+}
+
+u16 dsp_reg_load_stack(int stack_reg)
+{
+	u16 val = g_dsp.r.st[stack_reg];
+	dsp_reg_stack_pop(stack_reg);
+	return val;
+}