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authorGabriel F. T. Gomes <gabrielftg@linux.ibm.com>2019-07-11 11:48:28 -0300
committerGabriel F. T. Gomes <gabrielftg@linux.ibm.com>2019-12-13 19:06:02 -0300
commit39a7b82283cab9dbfc119d8411d26d55a65f5eb4 (patch)
tree74a7c8d739205d232fbf6d113d8ab3001d0fcb16 /elf/dl-exception.c
parentb851fea5c875acdca549103493d0439e91360d7e (diff)
downloadglibc-gabriel/powerpc-ieee128-printscan.tar.gz
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RFC: powerpc64le: Enable support for IEEE long double gabriel/powerpc-ieee128-printscan
Not for glibc-2.31 - Do not commit!

No changes since v3.

Changes since v2:

  - Added definition of LDBL_IBM128_COMPAT_VERSION and
    LDBL_IBM128_VERSION (moved from a previous commit).

Changes since v1:

  - Use __LONG_DOUBLE_USES_FLOAT128 directly.

-- 8< --
On platforms where long double may have two different formats, i.e.: the
same format as double (64-bits) or something else (128-bits), building
with -mlong-double-128 is the default and function calls in the user
program match the name of the function in Glibc.  When building with
-mlong-double-64, Glibc installed headers redirect such calls to the
appropriate function.

This patch adds similar redirections to be used by user code builds in
IEEE long double mode (-mabi=ieeelongdouble).  It also skips some uses
of libc_hidden_proto in internal headers, because they also produce
redirections, causing a redirection conflict.

PS: Missing NEWS entry.
Diffstat (limited to 'elf/dl-exception.c')
0 files changed, 0 insertions, 0 deletions