diff --git a/ChangeLog b/ChangeLog index 6dd597c23..34d2e9a6b 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2011-04-18 Werner Lemberg + + Synchronize config files. + + * builds/unix/ftconfig.in: Copy missing assembler routines from + include/freetype/config/ftconfig.h. + 2011-04-13 Werner Lemberg Fix Savannah bug #33047. diff --git a/builds/unix/ftconfig.in b/builds/unix/ftconfig.in index 4c81187e5..d96492580 100644 --- 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 @@ FT_BEGIN_HEADER /* 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 @@ FT_BEGIN_HEADER 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 @@ FT_BEGIN_HEADER "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; } @@ -343,6 +376,43 @@ FT_BEGIN_HEADER #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 */