[Bug libgcc/86512] Incorrect sub result for float subnormal inputs in armv7(with -msoft-float).

[rearnsha at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86512

--- Comment #1 from Richard Earnshaw <rearnsha at gcc dot gnu.org> ---
Author: rearnsha
Date: Thu Aug  2 16:50:07 2018
New Revision: 263267

URL: https://gcc.gnu.org/viewcvs?rev=263267&root=gcc&view=rev
Log:
arm - correctly handle denormal results during softfp subtraction

2018-08-02  Nicolas Pitre <n...@fluxnic.net>

        PR libgcc/86512
        * config/arm/ieee754-df.S (adddf3): Don't shortcut denormal handling
        when exponent goes negative. Update my email address.
        * config/arm/ieee754-sf.S (addsf3): Likewise.


Modified:
    trunk/libgcc/ChangeLog
    trunk/libgcc/config/arm/ieee754-df.S
    trunk/libgcc/config/arm/ieee754-sf.S