1 /* Definitions of target machine GNU compiler. IA-64 version.
2 Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
3 Contributed by James E. Wilson <wilson@cygnus.com> and
4 David Mosberger <davidm@hpl.hp.com>.
6 This file is part of GCC.
8 GCC is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2, or (at your option)
13 GCC is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING. If not, write to
20 the Free Software Foundation, 59 Temple Place - Suite 330,
21 Boston, MA 02111-1307, USA. */
23 /* IA64 requires both XF and TF modes.
24 XFmode is __float80 is IEEE extended; TFmode is __float128
25 is IEEE quad. Both these modes occupy 16 bytes, but XFmode
26 only has 80 significant bits. */
28 FRACTIONAL_FLOAT_MODE (XF, 80, 16, ieee_extended_intel_128_format);
29 FLOAT_MODE (TF, 16, ieee_quad_format);
31 /* The above produces:
33 mode ILP32 size/align LP64 size/align
39 mode ILP32 size/align LP64 size/align
45 mode ILP32 size/align LP64 size/align
49 We fix this up here. */
51 ADJUST_FLOAT_FORMAT (XF, (TARGET_ILP32 && !TARGET_HPUX)
52 ? &ieee_extended_intel_96_format
53 : &ieee_extended_intel_128_format);
54 ADJUST_BYTESIZE (XF, (TARGET_ILP32 && !TARGET_HPUX) ? 12 : 16);
55 ADJUST_ALIGNMENT (XF, (TARGET_ILP32 && !TARGET_HPUX) ? 4 : 16);
57 ADJUST_ALIGNMENT (TF, (TARGET_ILP32 && TARGET_HPUX) ? 8 : 16);
59 /* 256-bit integer mode is needed for STACK_SAVEAREA_MODE. */
62 /* Add any extra modes needed to represent the condition code.
64 CCImode is used to mark a single predicate register instead
65 of a register pair. This is currently only used in reg_raw_mode
66 so that flow doesn't do something stupid. */
71 VECTOR_MODES (INT, 4); /* V4QI V2HI */
72 VECTOR_MODES (INT, 8); /* V8QI V4HI V2SI */
73 VECTOR_MODE (INT, QI, 16);
74 VECTOR_MODE (INT, HI, 8);
75 VECTOR_MODE (INT, SI, 4);
76 VECTOR_MODE (FLOAT, SF, 2);