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jeremybenn |
/* Definitions of target machine for GNU compiler, for ARM.
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Copyright (C) 2002, 2004, 2007 Free Software Foundation, Inc.
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Contributed by Pieter `Tiggr' Schoenmakers (rcpieter@win.tue.nl)
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and Martin Simmons (@harleqn.co.uk).
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More major hacks by Richard Earnshaw (rearnsha@arm.com)
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Minor hacks by Nick Clifton (nickc@cygnus.com)
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published
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by the Free Software Foundation; either version 3, or (at your
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option) any later version.
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GCC is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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. */
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/* Extended precision floating point.
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FIXME What format is this? */
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FLOAT_MODE (XF, 12, 0);
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/* Half-precision floating point */
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FLOAT_MODE (HF, 2, 0);
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ADJUST_FLOAT_FORMAT (HF, ((arm_fp16_format == ARM_FP16_FORMAT_ALTERNATIVE)
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? &arm_half_format : &ieee_half_format));
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/* CCFPEmode should be used with floating inequalities,
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CCFPmode should be used with floating equalities.
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CC_NOOVmode should be used with SImode integer equalities.
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CC_Zmode should be used if only the Z flag is set correctly
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CC_Nmode should be used if only the N (sign) flag is set correctly
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CCmode should be used otherwise. */
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CC_MODE (CC_NOOV);
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CC_MODE (CC_Z);
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CC_MODE (CC_SWP);
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CC_MODE (CCFP);
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CC_MODE (CCFPE);
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CC_MODE (CC_DNE);
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CC_MODE (CC_DEQ);
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CC_MODE (CC_DLE);
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CC_MODE (CC_DLT);
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CC_MODE (CC_DGE);
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CC_MODE (CC_DGT);
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CC_MODE (CC_DLEU);
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CC_MODE (CC_DLTU);
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CC_MODE (CC_DGEU);
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CC_MODE (CC_DGTU);
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CC_MODE (CC_C);
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CC_MODE (CC_N);
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/* Vector modes. */
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VECTOR_MODES (INT, 4); /* V4QI V2HI */
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VECTOR_MODES (INT, 8); /* V8QI V4HI V2SI */
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VECTOR_MODES (INT, 16); /* V16QI V8HI V4SI V2DI */
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VECTOR_MODES (FLOAT, 8); /* V4HF V2SF */
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VECTOR_MODES (FLOAT, 16); /* V8HF V4SF V2DF */
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/* Opaque integer modes for 3, 4, 6 or 8 Neon double registers (2 is
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TImode). */
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INT_MODE (EI, 24);
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INT_MODE (OI, 32);
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INT_MODE (CI, 48);
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INT_MODE (XI, 64);
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