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* printcmd.c: (printf_command): Add support for new DFP

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modifiers %H, %D and %DD.
    * configure.ac: Add check for DECFLOAT printf support.
    * configure: Regenerated.
    * doc/gdb.texinfo: Update printf command's description.
    * testsuite/gdb.base/printcmds.exp: New function
    test_printf_with_dfp.
This commit is contained in:
Luis Machado
2007-11-05 11:32:31 +00:00
parent 9a5e27bd96
commit 1a619819d6
8 changed files with 257 additions and 1 deletions
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19
gdb/configure.ac
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@@ -928,6 +928,25 @@ if test $gdb_cv_printf_has_long_long = yes; then
[Define to 1 if the "%ll" format works to print long longs.])
fi
# Check if the compiler and runtime support printing decfloats.
AC_CACHE_CHECK([for decfloat support in printf],
gdb_cv_printf_has_decfloat,
[AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
[[char buf[64];
_Decimal32 d32 = 1.2345df;
_Decimal64 d64 = 1.2345dd;
_Decimal128 d128 = 1.2345dl;
sprintf (buf, "Decimal32: %H\nDecimal64: %D\nDecimal128: %DD", d32, d64, d128);
return (strcmp ("Decimal32: 1.2345\nDecimal64: 1.2345\nDecimal128: 1.2345", buf));]])],
gdb_cv_printf_has_decfloat=yes,
gdb_cv_printf_has_decfloat=no,
gdb_cv_printf_has_decfloat=no)])
if test $gdb_cv_printf_has_decfloat = yes; then
AC_DEFINE(PRINTF_HAS_DECFLOAT, 1,
[Define to 1 if the "%H, %D and %DD" formats work to print decfloats.])
fi
# Check if the compiler supports the `long double' type. We can't use
# AC_C_LONG_DOUBLE because that one does additional checks on the
# constants defined in <float.h> that fail on some systems,