51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
/* Altivec expression macros, for PSIM, the PowerPC simulator.
|
|
|
|
Copyright 2003 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 2 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, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
/* 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)
|