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/* Altivec expression macros, for PSIM, the PowerPC simulator.
Copyright 2003, 2007-2012 Free Software Foundation, Inc.
Contributed by Red Hat Inc; developed under contract from Motorola.
Written by matthew green <mrg@redhat.com>.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* AltiVec macro helpers. */
#define ALTIVEC_SET_CR6(vS, checkone) \
do { \
if (checkone && ((*vS).w[0] == 0xffffffff && \
(*vS).w[1] == 0xffffffff && \
(*vS).w[2] == 0xffffffff && \
(*vS).w[3] == 0xffffffff)) \
CR_SET(6, 1 << 3); \
else if ((*vS).w[0] == 0 && \
(*vS).w[1] == 0 && \
(*vS).w[2] == 0 && \
(*vS).w[3] == 0) \
CR_SET(6, 1 << 1); \
else \
CR_SET(6, 0); \
} while (0)
#define VSCR_SAT 0x00000001
#define VSCR_NJ 0x00010000
#define ALTIVEC_SET_SAT(sat) \
do { \
if (sat) \
VSCR |= VSCR_SAT; \
} while (0)
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