ref: 149f5438c4698d4142d1135abd472618350fda9d
parent: 9b00875093d1d646798a59d8f5793575fee93adf
author: Werner Lemberg <[email protected]>
date: Mon Apr 18 11:09:38 EDT 2011
Synchronize config files. * builds/unix/ftconfig.in: Copy missing assembler routines from include/freetype/config/ftconfig.h.
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2011-04-18 Werner Lemberg <[email protected]>
+
+ Synchronize config files.
+
+ * builds/unix/ftconfig.in: Copy missing assembler routines from
+ include/freetype/config/ftconfig.h.
+
2011-04-13 Werner Lemberg <[email protected]>
Fix Savannah bug #33047.
--- a/builds/unix/ftconfig.in
+++ b/builds/unix/ftconfig.in
@@ -4,7 +4,7 @@
/* */
/* UNIX-specific configuration file (specification only). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2006, 2007, 2008, 2009 by */
+/* Copyright 1996-2004, 2006-2009, 2011 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -286,11 +286,42 @@
/* Provide assembler fragments for performance-critical functions. */
/* These must be defined `static __inline__' with GCC. */
+#if defined( __CC_ARM ) || defined( __ARMCC__ ) /* RVCT */
+#define FT_MULFIX_ASSEMBLER FT_MulFix_arm
+
+ /* documentation is in freetype.h */
+
+ static __inline FT_Int32
+ FT_MulFix_arm( FT_Int32 a,
+ FT_Int32 b )
+ {+ register FT_Int32 t, t2;
+
+
+ __asm
+ {+ smull t2, t, b, a /* (lo=t2,hi=t) = a*b */
+ mov a, t, asr #31 /* a = (hi >> 31) */
+ add a, a, #0x8000 /* a += 0x8000 */
+ adds t2, t2, a /* t2 += a */
+ adc t, t, #0 /* t += carry */
+ mov a, t2, lsr #16 /* a = t2 >> 16 */
+ orr a, a, t, lsl #16 /* a |= t << 16 */
+ }
+ return a;
+ }
+
+#endif /* __CC_ARM || __ARMCC__ */
+
+
#ifdef __GNUC__
-#if defined( __arm__ ) && !defined( __thumb__ )
+#if defined( __arm__ ) && !defined( __thumb__ ) && \
+ !( defined( __CC_ARM ) || defined( __ARMCC__ ) )
#define FT_MULFIX_ASSEMBLER FT_MulFix_arm
+ /* documentation is in freetype.h */
+
static __inline__ FT_Int32
FT_MulFix_arm( FT_Int32 a,
FT_Int32 b )
@@ -311,11 +342,13 @@
return a;
}
-#endif /* __arm__ && !__thumb__ */
+#endif /* __arm__ && !__thumb__ && !( __CC_ARM || __ARMCC__ ) */
#if defined( __i386__ )
#define FT_MULFIX_ASSEMBLER FT_MulFix_i386
+ /* documentation is in freetype.h */
+
static __inline__ FT_Int32
FT_MulFix_i386( FT_Int32 a,
FT_Int32 b )
@@ -333,9 +366,9 @@
"shrl $16, %%eax\n"
"shll $16, %%edx\n"
"addl %%edx, %%eax\n"
- : "=a"(result), "+d"(b)
- : "a"(a)
- : "%ecx" );
+ : "=a"(result), "=d"(b)
+ : "a"(a), "d"(b)
+ : "%ecx", "cc" );
return result;
}
@@ -342,6 +375,43 @@
#endif /* i386 */
#endif /* __GNUC__ */
+
+
+#ifdef _MSC_VER /* Visual C++ */
+
+#ifdef _M_IX86
+
+#define FT_MULFIX_ASSEMBLER FT_MulFix_i386
+
+ /* documentation is in freetype.h */
+
+ static __inline FT_Int32
+ FT_MulFix_i386( FT_Int32 a,
+ FT_Int32 b )
+ {+ register FT_Int32 result;
+
+ __asm
+ {+ mov eax, a
+ mov edx, b
+ imul edx
+ mov ecx, edx
+ sar ecx, 31
+ add ecx, 8000h
+ add eax, ecx
+ adc edx, 0
+ shr eax, 16
+ shl edx, 16
+ add eax, edx
+ mov result, eax
+ }
+ return result;
+ }
+
+#endif /* _M_IX86 */
+
+#endif /* _MSC_VER */
#endif /* !FT_CONFIG_OPTION_NO_ASSEMBLER */