[Bug target/79038] Improve PowerPC ISA 3.0 conversion between integers and hardware _Float128

[meissner at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79038

--- Comment #5 from Michael Meissner <meissner at gcc dot gnu.org> ---
Author: meissner
Date: Wed Mar 15 21:17:35 2017
New Revision: 246178

URL: https://gcc.gnu.org/viewcvs?rev=246178&root=gcc&view=rev
Log:
[gcc]
2017-03-15  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/79038
        * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
        insns to convert from signed/unsigned char/short to IEEE 128-bit
        floating point.
        (floatuns<QHI:mode><IEEE128:mode>2): Likewise.

[gcc/testsuite]
2017-03-15  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/79038
        * gcc.target/powerpc/pr79038-1.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/powerpc/pr79038-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/rs6000/rs6000.md
    trunk/gcc/testsuite/ChangeLog