This change is motivated by a patchset that adds bfloat16 debugging
support for new avx512 instructions to GDB. The gdb thread can be found
here: https://sourceware.org/pipermail/gdb-patches/2020-July/170820.html
include:
2020-08-17 Felix Willgerodt <felix.willgerodt@intel.com>
* floatformat.h (floatformat_bfloat16_big): New.
(floatformat_bfloat16_little): New.
libiberty:
2020-08-17 Felix Willgerodt <felix.willgerodt@intel.com>
* floatformat.c (floatformat_bfloat16_big): New.
(floatformat_bfloat16_little): New.
* floatformat.c (floatformat_to_double): Correctly handle numbers
between 1 and 2. Simplify handling of denormal number.
(main): Test with 1.1.
From-SVN: r190493
* floatformat.c (get_field): Fix segfault with little-endian word
order on 64-bit hosts.
(put_field): Likewise.
(min): Move definition.
From-SVN: r118552
2006-02-11 Roger Sayle <roger@eyesopen.com>
R. Scott Bailey <scott.bailey@eds.com>
Bill Northcott <w.northcott@unsw.edu.au>
PR bootstrap/16787
* floatformat.c: Include <float.h> where available.
(NAN): Use value of DBL_QNAN if defined, and NAN isn't.
Co-Authored-By: Bill Northcott <w.northcott@unsw.edu.au>
Co-Authored-By: R. Scott Bailey <scott.bailey@eds.com>
From-SVN: r110873
* floatformat.c (floatformat_i387_ext_is_valid): Use explicit cast
to convert from "from".
(floatformat_to_double): Likewise.
(floatformat_from_double): Use explicit cast to convert from "to".
From-SVN: r108717
[libiberty]
* floatformat.c (floatformat_always_valid): Change type of last
argument to `void *'.
(floatformat_i387_ext_is_valid): Likewise.
(floatformat_to_double): Change type of second argument to `const
void *'.
(floatformat_from_double): Change type of last argument to `void
*'.
(floatformat_is_valid): Change type of last argument to `const
void *'.
(ieee_test): Remove redundant casts.
[include]
* floatformat.h (struct floatformat): Change type of large
argument for is_valid member to `const void *'.
(floatformat_to_double): Change type of second argument to `const
void *'.
(floatformat_from_double): Change type of last argument to `void
*'.
(floatformat_is_valid): Change type of last argument to `const
void *'.
From-SVN: r103218
* floatformat.c: Include "config.h" and <string.h> if available.
(INFINITY, NAN): Define if not defined by <math.h>.
(floatformat_to_double): Handle NaN, infinity, and denormalized
numbers.
(floatformat_from_double): Likewise.
(ieee_test): In debugging code, use little endian rather than big
endian. Correct tests to handle NaN and to check correct sign of
zero. Omit m68k extended test.
(main): Add more debugging cases.
From-SVN: r74237
* argv.c: Fix comments.
* calloc.c: Don't unnecessarily include "libiberty.h".
(bzero): Add prototype.
* floatformat.c: Include "ansidecl.h", rely on ANSI_PROTOTYPES.
* getcwd.c (getcwd): Use standard definition to avoid conflicts
with system headers.
* hashtab.c (htab_traverse): Delete unused variables.
* rename.c: Include "ansidecl.h".
(rename): Use standard definition to avoid conflicts with system
headers.
* strsignal.c: Rely on ANSI_PROTOTYPES.
* strstr.c: Check GNUC >= 2, not GNUC == 2.
* vfprintf.c: Include "ansidecl.h", rely on ANSI_PROTOTYPES.
* vprintf.c: Include "ansidecl.h" earlier, rely on
ANSI_PROTOTYPES.
* vsprintf.c: Include "ansidecl.h" earlier, rely on
ANSI_PROTOTYPES and possibly include <stdarg.h>.
* Makefile.in: Regenerate dependencies.
From-SVN: r65659
* argv.c (buildargv): Cast the result of alloca in assignment.
* choose-temp.c: Include stdlib.h.
* cplus-dem.c (demangle_arm_pt): Remove unused prototype.
(snarf_numeric_literal): Constify first parameter.
(code_for_qualifier): Avoid a gcc extension, make the parameter an
int, not a char.
(demangle_qualifier): Likewise.
(demangle_signature): Cast the argument of a ctype function to
unsigned char.
(arm_pt): Add parens around assignment used as truth value.
(demangle_arm_hp_template): Constify variable `args'.
(do_hpacc_template_const_value): Cast the argument of a ctype
function to unsigned char.
(do_hpacc_template_literal): Remove unused variable `i'.
(snarf_numeric_literal): Constify parameter `args'.
Cast the argument of a ctype function to unsigned char.
* floatformat.c (floatformat_to_double): Add explicit braces to
avoid ambiguous `else'.
* fnmatch.c (fnmatch): Change type of variables `c', `c1',
`cstart' and `cend' to unsigned char. Cast the argument of macro
`FOLD', which uses ctype functions, to unsigned char.
* objalloc.c (free): Add prototype.
From-SVN: r24392
