[Bug target/56890] invalid fdtox instruction in 64-bit mode with -O2

[ebotcazou at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56890

--- Comment #8 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2013-04-15 08:35:50 UTC ---
Author: ebotcazou
Date: Mon Apr 15 08:28:41 2013
New Revision: 197958

URL: http://gcc.gnu.org/viewcvs?rev=197958&root=gcc&view=rev
Log:
    PR target/56890
    * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
    (S_MODES): Set H_MODE bit.
    (SF_MODES): Set only S_MODE and SF_MODE bits.
    (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
    (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
    <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
    <MODE_FLOAT>: Likewise.

Added:
    trunk/gcc/testsuite/gcc.dg/pr56890-1.c
    trunk/gcc/testsuite/gcc.dg/pr56890-2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/sparc/sparc.c
    trunk/gcc/testsuite/ChangeLog