diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/config/dfp-bit.c | 2 | ||||
| -rw-r--r-- | gcc/config/dfp-bit.h | 4 | ||||
| -rw-r--r-- | gcc/dfp.c | 12 | ||||
| -rw-r--r-- | gcc/dfp.h | 4 | ||||
| -rw-r--r-- | gcc/doc/install.texi | 15 | ||||
| -rw-r--r-- | gcc/doc/libgcc.texi | 4 | ||||
| -rw-r--r-- | gcc/real.c | 6 | ||||
| -rw-r--r-- | gcc/real.h | 2 |
9 files changed, 31 insertions, 25 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a4a237a..9d5e933 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2008-06-19 Ben Elliston <bje@au.ibm.com> + + * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h, + real.c: Remove references to IEEE 754R. + * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008. + * doc/libgcc.texi (Decimal float library routines): Likewise. + 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * targhooks.h (struct gcc_target): New member unwind_word_mode. diff --git a/gcc/config/dfp-bit.c b/gcc/config/dfp-bit.c index ac57443..bfce851 100644 --- a/gcc/config/dfp-bit.c +++ b/gcc/config/dfp-bit.c @@ -27,7 +27,7 @@ along with GCC; see the file COPYING. If not, write to the Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ -/* This implements IEEE 754R decimal floating point arithmetic, but +/* This implements IEEE 754 decimal floating point arithmetic, but does not provide a mechanism for setting the rounding mode, or for generating or handling exceptions. Conversions between decimal floating point types and other types depend on C library functions. diff --git a/gcc/config/dfp-bit.h b/gcc/config/dfp-bit.h index c02535b..4e46e34 100644 --- a/gcc/config/dfp-bit.h +++ b/gcc/config/dfp-bit.h @@ -65,7 +65,7 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA DFP_C_TYPE: type of the arguments to the libgcc functions; (eg _Decimal32) - IEEE_TYPE: the corresponding (encoded) IEEE754R type; + IEEE_TYPE: the corresponding (encoded) IEEE754 type; (eg decimal32) TO_INTERNAL: the name of the decNumber function to convert an @@ -163,7 +163,7 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA DFP_C_TYPE_TO: type of the result of dfp to dfp conversion. - IEEE_TYPE_TO: the corresponding (encoded) IEEE754R type. + IEEE_TYPE_TO: the corresponding (encoded) IEEE754 type. TO_ENCODED_TO: the name of the decNumber function to convert an internally represented decNumber into the encoded representation @@ -123,7 +123,7 @@ decimal_to_decnumber (const REAL_VALUE_TYPE *r, decNumber *dn) dn->bits ^= DECNEG; } -/* Encode a real into an IEEE 754R decimal32 type. */ +/* Encode a real into an IEEE 754 decimal32 type. */ void encode_decimal32 (const struct real_format *fmt ATTRIBUTE_UNUSED, @@ -142,7 +142,7 @@ encode_decimal32 (const struct real_format *fmt ATTRIBUTE_UNUSED, buf[0] = *(uint32_t *) d32.bytes; } -/* Decode an IEEE 754R decimal32 type into a real. */ +/* Decode an IEEE 754 decimal32 type into a real. */ void decode_decimal32 (const struct real_format *fmt ATTRIBUTE_UNUSED, @@ -161,7 +161,7 @@ decode_decimal32 (const struct real_format *fmt ATTRIBUTE_UNUSED, decimal_from_decnumber (r, &dn, &set); } -/* Encode a real into an IEEE 754R decimal64 type. */ +/* Encode a real into an IEEE 754 decimal64 type. */ void encode_decimal64 (const struct real_format *fmt ATTRIBUTE_UNUSED, @@ -189,7 +189,7 @@ encode_decimal64 (const struct real_format *fmt ATTRIBUTE_UNUSED, } } -/* Decode an IEEE 754R decimal64 type into a real. */ +/* Decode an IEEE 754 decimal64 type into a real. */ void decode_decimal64 (const struct real_format *fmt ATTRIBUTE_UNUSED, @@ -217,7 +217,7 @@ decode_decimal64 (const struct real_format *fmt ATTRIBUTE_UNUSED, decimal_from_decnumber (r, &dn, &set); } -/* Encode a real into an IEEE 754R decimal128 type. */ +/* Encode a real into an IEEE 754 decimal128 type. */ void encode_decimal128 (const struct real_format *fmt ATTRIBUTE_UNUSED, @@ -249,7 +249,7 @@ encode_decimal128 (const struct real_format *fmt ATTRIBUTE_UNUSED, } } -/* Decode an IEEE 754R decimal128 type into a real. */ +/* Decode an IEEE 754 decimal128 type into a real. */ void decode_decimal128 (const struct real_format *fmt ATTRIBUTE_UNUSED, @@ -20,12 +20,12 @@ along with GCC; see the file COPYING3. If not see #ifndef GCC_DFP_H #define GCC_DFP_H -/* Encode REAL_VALUE_TYPEs into 32/64/128-bit IEEE 754R encoded values. */ +/* Encode REAL_VALUE_TYPEs into 32/64/128-bit IEEE 754 encoded values. */ void encode_decimal32 (const struct real_format *fmt, long *, const REAL_VALUE_TYPE *); void encode_decimal64 (const struct real_format *fmt, long *, const REAL_VALUE_TYPE *); void decode_decimal128 (const struct real_format *, REAL_VALUE_TYPE *, const long *); -/* Decode 32/64/128-bit IEEE 754R encoded values into REAL_VALUE_TYPEs. */ +/* Decode 32/64/128-bit IEEE 754 encoded values into REAL_VALUE_TYPEs. */ void decode_decimal32 (const struct real_format *, REAL_VALUE_TYPE *, const long *); void decode_decimal64 (const struct real_format *, REAL_VALUE_TYPE *, const long *); void encode_decimal128 (const struct real_format *fmt, long *, const REAL_VALUE_TYPE *); diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi index 8292fbf..3ce62cb 100644 --- a/gcc/doc/install.texi +++ b/gcc/doc/install.texi @@ -1355,14 +1355,13 @@ forward to maintain the port. @itemx --enable-decimal-float=dpd @itemx --disable-decimal-float Enable (or disable) support for the C decimal floating point extension -that is in the IEEE 754R extension to the IEEE754 floating point -standard. This is enabled by default only on PowerPC, i386, and -x86_64 GNU/Linux systems. Other systems may also support it, but -require the user to specifically enable it. You can optionally -control which decimal floating point format is used (either @samp{bid} -or @samp{dpd}). The @samp{bid} (binary integer decimal) format is -default on i386 and x86_64 systems, and the @samp{dpd} (densely packed -decimal) format is default on PowerPC systems. +that is in the IEEE 754-2008 standard. This is enabled by default only +on PowerPC, i386, and x86_64 GNU/Linux systems. Other systems may also +support it, but require the user to specifically enable it. You can +optionally control which decimal floating point format is used (either +@samp{bid} or @samp{dpd}). The @samp{bid} (binary integer decimal) +format is default on i386 and x86_64 systems, and the @samp{dpd} +(densely packed decimal) format is default on PowerPC systems. @item --enable-fixed-point @itemx --disable-fixed-point diff --git a/gcc/doc/libgcc.texi b/gcc/doc/libgcc.texi index 4026399..8ead53d 100644 --- a/gcc/doc/libgcc.texi +++ b/gcc/doc/libgcc.texi @@ -495,9 +495,9 @@ These functions return the quotient of @math{@var{a} + i@var{b}} and @node Decimal float library routines @section Routines for decimal floating point emulation @cindex decimal float library -@cindex IEEE-754R +@cindex IEEE 754-2008 -The software decimal floating point library implements IEEE 754R +The software decimal floating point library implements IEEE 754-2008 decimal floating point arithmetic and is only activated on selected targets. @@ -4279,7 +4279,7 @@ decode_decimal_quad (const struct real_format *fmt ATTRIBUTE_UNUSED, decode_decimal128 (fmt, r, buf); } -/* Single precision decimal floating point (IEEE 754R). */ +/* Single precision decimal floating point (IEEE 754). */ const struct real_format decimal_single_format = { encode_decimal_single, @@ -4299,7 +4299,7 @@ const struct real_format decimal_single_format = false }; -/* Double precision decimal floating point (IEEE 754R). */ +/* Double precision decimal floating point (IEEE 754). */ const struct real_format decimal_double_format = { encode_decimal_double, @@ -4319,7 +4319,7 @@ const struct real_format decimal_double_format = false }; -/* Quad precision decimal floating point (IEEE 754R). */ +/* Quad precision decimal floating point (IEEE 754). */ const struct real_format decimal_quad_format = { encode_decimal_quad, @@ -319,7 +319,7 @@ extern const struct real_format decimal_quad_format; #define REAL_VALUE_FROM_UNSIGNED_INT(r, lo, hi, mode) \ real_from_integer (&(r), mode, lo, hi, 1) -/* Real values to IEEE 754R decimal floats. */ +/* Real values to IEEE 754 decimal floats. */ /* IN is a REAL_VALUE_TYPE. OUT is an array of longs. */ #define REAL_VALUE_TO_TARGET_DECIMAL128(IN, OUT) \ |