+ Add eina_cpu subsystem: just query cpu simd operations for now.

+ Add eina_tiler subsystem: initially abstraction and import of gustavo's splitter code.

SVN revision: 38793

legacy/eina/src/include/Eina.h

@@ -158,6 +158,8 @@ extern "C" {
 #include "eina_iterator.h"
 #include "eina_benchmark.h"
 #include "eina_convert.h"
+#include "eina_cpu.h"
+#include "eina_tiler.h"
 
 #ifdef __cplusplus
 }

legacy/eina/src/include/Makefile.am

@@ -28,7 +28,9 @@ eina_inline_rbtree.x \
 eina_inline_mempool.x \
 eina_inline_rectangle.x \
 eina_iterator.h \
-eina_main.h
+eina_main.h \
+eina_cpu.h \
+eina_tiler.h
 
 installed_mainheaderdir = $(includedir)/eina-@VMAJ@
 installed_mainheader_DATA = Eina.h eina_config.h

legacy/eina/src/include/eina_cpu.h

@@ -0,0 +1,37 @@
+/* EINA - EFL data type library
+ * Copyright (C) 2007-2008 Jorge Luis Zapata Muga
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library;
+ * if not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef EINA_CPU_H_
+#define EINA_CPU_H_
+
+#include "eina_types.h"
+
+typedef enum _Eina_Cpu_Features
+{
+	EINA_CPU_MMX     = 0x00000001,
+	EINA_CPU_SSE     = 0x00000002,
+	EINA_CPU_SSE2    = 0x00000004,
+	EINA_CPU_SSE3    = 0x00000008,
+	/* TODO 3DNow! */
+	EINA_CPU_ALTIVEC = 0x00000010,
+	EINA_CPU_VIS     = 0x00000020,
+	EINA_CPU_NEON    = 0x00000040,
+} Eina_Cpu_Features;
+
+EAPI Eina_Cpu_Features eina_cpu_features_get(void);
+
+#endif /* EINA_CPU_H_ */

legacy/eina/src/include/eina_private.h

@@ -68,6 +68,9 @@
 #define EINA_MAGIC_HASH 0x9876123e
 #define EINA_MAGIC_HASH_ITERATOR 0x9876123f
 
+#define EINA_MAGIC_TILER 0x98761240
+#define EINA_MAGIC_TILER_ITERATOR 0x98761241
+
 /* undef the following, we want out version */
 #undef FREE
 #define FREE(ptr)				\

legacy/eina/src/include/eina_tiler.h

@@ -0,0 +1,35 @@
+/* EINA - EFL data type library
+ * Copyright (C) 2007-2008 Jorge Luis Zapata Muga
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library;
+ * if not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef EINA_TILER_H_
+#define EINA_TILER_H_
+
+#include "eina_types.h"
+#include "eina_iterator.h"
+#include "eina_rectangle.h"
+
+typedef struct _Eina_Tiler Eina_Tiler;
+
+EAPI Eina_Tiler *eina_tiler_new(int w, int h);
+EAPI void eina_tiler_del(Eina_Tiler *t);
+EAPI void eina_tiler_tile_size_set(Eina_Tiler *t, int w, int h);
+EAPI Eina_Bool eina_tiler_rect_add(Eina_Tiler *t, Eina_Rectangle *r);
+EAPI void eina_tiler_rect_del(Eina_Tiler *t, Eina_Rectangle *r);
+EAPI void eina_tiler_clear(Eina_Tiler *t);
+EAPI Eina_Iterator * eina_tiler_iterator_new(const Eina_Tiler *t);
+
+#endif /* EINA_TILER_H_ */

legacy/eina/src/lib/Makefile.am

@@ -31,7 +31,9 @@ eina_convert.c \
 eina_rbtree.c \
 eina_benchmark.c \
 eina_rectangle.c \
-eina_stringshare.c
+eina_stringshare.c \
+eina_cpu.c \
+eina_tiler.c
 
 if EINA_STATIC_BUILD_CHAINED_POOL
 

legacy/eina/src/lib/eina_cpu.c

@@ -0,0 +1,83 @@
+/* EINA - EFL data type library
+ * Copyright (C) 2007-2008 Jorge Luis Zapata Muga
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library;
+ * if not, see <http://www.gnu.org/licenses/>.
+ */
+#include "eina_cpu.h"
+/*============================================================================*
+ *                                  Local                                     *
+ *============================================================================*/
+/* FIXME this ifdefs should be replaced */
+#if defined(__i386__) || defined(__x86_64__)
+/* We save ebx and restore it to be PIC compatible */
+static inline void _x86_cpuid(int op, int *a, int *b, int *c, int *d)
+{
+	asm volatile(
+		"pushl %%ebx      \n\t" /* save %ebx */
+		"cpuid            \n\t"
+		"movl %%ebx, %1   \n\t" /* save what cpuid just put in %ebx */
+		"popl %%ebx       \n\t" /* restore the old %ebx */
+		: "=a"(*a), "=r"(*b), "=c"(*c), "=d"(*d)
+		: "a"(op)
+		: "cc");
+}
+
+void _x86_simd(Eina_Cpu_Features *features)
+{
+	int a, b, c, d;
+
+	_x86_cpuid(1, &a, &b, &c, &d);
+	/*
+	 * edx
+	 * 18 = PN (Processor Number)
+	 * 19 = CLFlush (Cache Line Flush)
+	 * 23 = MMX
+	 * 25 = SSE
+	 * 26 = SSE2
+	 * 28 = HTT (Hyper Threading)
+	 * ecx
+	 * 0 = SSE3
+	 */
+	if ((d >> 23) & 1)
+		*features |= EINA_CPU_MMX;
+	if ((d >> 25) & 1)
+		*features |= EINA_CPU_SSE;
+	if ((d >> 26) & 1)
+		*features |= EINA_CPU_SSE2;
+	if (c & 1)
+		*features |= EINA_CPU_SSE3;
+}
+#endif
+/*============================================================================*
+ *                                 Global                                     *
+ *============================================================================*/
+/*============================================================================*
+ *                                   API                                      *
+ *============================================================================*/
+/* FIXME the features checks should be called when this function is called?
+ * or make it static by doing eina_cpu_init() and return a local var
+ */
+/**
+ *
+ * @return
+ */
+EAPI Eina_Cpu_Features eina_cpu_features_get(void)
+{
+	Eina_Cpu_Features ecf = 0;
+#if defined(__i386__) || defined(__x86_64__)
+	_x86_simd(&ecf);
+#endif
+	return ecf;
+}