diff options
Diffstat (limited to 'www/firefox/files/patch-Double.cpp')
| -rw-r--r-- | www/firefox/files/patch-Double.cpp | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/www/firefox/files/patch-Double.cpp b/www/firefox/files/patch-Double.cpp new file mode 100644 index 000000000..5cd13e4ff --- /dev/null +++ b/www/firefox/files/patch-Double.cpp @@ -0,0 +1,59 @@ +--- extensions/transformiix/source/base/Double.cpp.orig Thu Jan 30 09:26:46 2003 ++++ extensions/transformiix/source/base/Double.cpp Sun Nov 16 01:46:42 2003 +@@ -51,10 +51,10 @@ + //A trick to handle IEEE floating point exceptions on FreeBSD - E.D. + #ifdef __FreeBSD__ + #include <ieeefp.h> +-#ifdef __alpha__ +-fp_except_t allmask = FP_X_INV|FP_X_OFL|FP_X_UFL|FP_X_DZ|FP_X_IMP; +-#else ++#if defined(__i386__) + fp_except_t allmask = FP_X_INV|FP_X_OFL|FP_X_UFL|FP_X_DZ|FP_X_IMP|FP_X_DNML; ++#else ++fp_except_t allmask = FP_X_INV|FP_X_OFL|FP_X_UFL|FP_X_DZ|FP_X_IMP; + #endif + fp_except_t oldmask = fpsetmask(~allmask); + #endif +@@ -75,22 +75,31 @@ + #define TX_DOUBLE_HI32_EXPMASK 0x7ff00000 + #define TX_DOUBLE_HI32_MANTMASK 0x000fffff + ++union ui32dun { ++ PRUint32 i[2]; ++ double d; ++}; ++ + //-- Initialize Double related constants + #ifdef IS_BIG_ENDIAN +-const PRUint32 nanMask[2] = {TX_DOUBLE_HI32_EXPMASK | TX_DOUBLE_HI32_MANTMASK, +- 0xffffffff}; +-const PRUint32 infMask[2] = {TX_DOUBLE_HI32_EXPMASK, 0}; +-const PRUint32 negInfMask[2] = {TX_DOUBLE_HI32_EXPMASK | TX_DOUBLE_HI32_SIGNBIT, 0}; ++const union ui32dun nanMask = ++ {{TX_DOUBLE_HI32_EXPMASK | TX_DOUBLE_HI32_MANTMASK, 0xffffffff}}; ++const union ui32dun infMask = ++ {{TX_DOUBLE_HI32_EXPMASK, 0}}; ++const union ui32dun negInfMask = ++ {{TX_DOUBLE_HI32_EXPMASK | TX_DOUBLE_HI32_SIGNBIT, 0}}; + #else +-const PRUint32 nanMask[2] = {0xffffffff, +- TX_DOUBLE_HI32_EXPMASK | TX_DOUBLE_HI32_MANTMASK}; +-const PRUint32 infMask[2] = {0, TX_DOUBLE_HI32_EXPMASK}; +-const PRUint32 negInfMask[2] = {0, TX_DOUBLE_HI32_EXPMASK | TX_DOUBLE_HI32_SIGNBIT}; ++const union ui32dun nanMask = ++ {{0xffffffff, TX_DOUBLE_HI32_EXPMASK | TX_DOUBLE_HI32_MANTMASK}}; ++const union ui32dun infMask = ++ {{0, TX_DOUBLE_HI32_EXPMASK}}; ++const union ui32dun negInfMask = ++ {{0, TX_DOUBLE_HI32_EXPMASK | TX_DOUBLE_HI32_SIGNBIT}}; + #endif + +-const double Double::NaN = *((double*)nanMask); +-const double Double::POSITIVE_INFINITY = *((double*)infMask); +-const double Double::NEGATIVE_INFINITY = *((double*)negInfMask); ++const double Double::NaN = nanMask.d; ++const double Double::POSITIVE_INFINITY = infMask.d; ++const double Double::NEGATIVE_INFINITY = negInfMask.d; + + /* + * Determines whether the given double represents positive or negative |