annotate gcc/config/rs6000/rs6000-opts.h @ 68:561a7518be6b

update gcc-4.6
author Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
date Sun, 21 Aug 2011 07:07:55 +0900
parents
children 04ced10e8804
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
68
561a7518be6b update gcc-4.6
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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1 /* Definitions of target machine needed for option handling for GNU compiler,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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2 for IBM RS/6000.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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3 Copyright (C) 2010
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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4 Free Software Foundation, Inc.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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5 Contributed by Michael Meissner (meissner@linux.vnet.ibm.com)
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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6
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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7 This file is part of GCC.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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8
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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9 GCC is free software; you can redistribute it and/or modify it
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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10 under the terms of the GNU General Public License as published
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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11 by the Free Software Foundation; either version 3, or (at your
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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12 option) any later version.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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13
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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14 GCC is distributed in the hope that it will be useful, but WITHOUT
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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16 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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17 License for more details.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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18
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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19 Under Section 7 of GPL version 3, you are granted additional
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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20 permissions described in the GCC Runtime Library Exception, version
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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21 3.1, as published by the Free Software Foundation.
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22
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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23 You should have received a copy of the GNU General Public License and
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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24 a copy of the GCC Runtime Library Exception along with this program;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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25 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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26 <http://www.gnu.org/licenses/>. */
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27
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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28 #ifndef RS6000_OPTS_H
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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29 #define RS6000_OPTS_H
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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30
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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31 /* Processor type. Order must match cpu attribute in MD file. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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32 enum processor_type
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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33 {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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34 PROCESSOR_RIOS1,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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35 PROCESSOR_RIOS2,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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36 PROCESSOR_RS64A,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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37 PROCESSOR_MPCCORE,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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38 PROCESSOR_PPC403,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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39 PROCESSOR_PPC405,
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40 PROCESSOR_PPC440,
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41 PROCESSOR_PPC476,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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42 PROCESSOR_PPC601,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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43 PROCESSOR_PPC603,
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44 PROCESSOR_PPC604,
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45 PROCESSOR_PPC604e,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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46 PROCESSOR_PPC620,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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47 PROCESSOR_PPC630,
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48 PROCESSOR_PPC750,
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49 PROCESSOR_PPC7400,
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50 PROCESSOR_PPC7450,
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51 PROCESSOR_PPC8540,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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52 PROCESSOR_PPCE300C2,
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53 PROCESSOR_PPCE300C3,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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54 PROCESSOR_PPCE500MC,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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55 PROCESSOR_PPCE500MC64,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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56 PROCESSOR_POWER4,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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57 PROCESSOR_POWER5,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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58 PROCESSOR_POWER6,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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59 PROCESSOR_POWER7,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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60 PROCESSOR_CELL,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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61 PROCESSOR_PPCA2,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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62 PROCESSOR_TITAN
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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63 };
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64
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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65 /* FP processor type. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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66 enum fpu_type_t
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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67 {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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68 FPU_NONE, /* No FPU */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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69 FPU_SF_LITE, /* Limited Single Precision FPU */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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70 FPU_DF_LITE, /* Limited Double Precision FPU */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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71 FPU_SF_FULL, /* Full Single Precision FPU */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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72 FPU_DF_FULL /* Full Double Single Precision FPU */
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73 };
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74
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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75 /* Types of costly dependences. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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76 enum rs6000_dependence_cost
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77 {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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78 max_dep_latency = 1000,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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79 no_dep_costly,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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80 all_deps_costly,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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81 true_store_to_load_dep_costly,
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82 store_to_load_dep_costly
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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83 };
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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84
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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85 /* Types of nop insertion schemes in sched target hook sched_finish. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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86 enum rs6000_nop_insertion
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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87 {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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88 sched_finish_regroup_exact = 1000,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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89 sched_finish_pad_groups,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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90 sched_finish_none
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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91 };
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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92
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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93 /* Dispatch group termination caused by an insn. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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94 enum group_termination
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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95 {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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96 current_group,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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97 previous_group
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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98 };
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99
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100 /* Enumeration to give which calling sequence to use. */
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101 enum rs6000_abi {
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102 ABI_NONE,
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103 ABI_AIX, /* IBM's AIX */
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104 ABI_V4, /* System V.4/eabi */
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105 ABI_DARWIN /* Apple's Darwin (OS X kernel) */
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106 };
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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107
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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108 /* Small data support types. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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109 enum rs6000_sdata_type {
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110 SDATA_NONE, /* No small data support. */
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111 SDATA_DATA, /* Just put data in .sbss/.sdata, don't use relocs. */
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112 SDATA_SYSV, /* Use r13 to point to .sdata/.sbss. */
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113 SDATA_EABI /* Use r13 like above, r2 points to .sdata2/.sbss2. */
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114 };
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115
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116 /* Type of traceback to use. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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117 enum rs6000_traceback_type {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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118 traceback_default = 0,
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119 traceback_none,
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120 traceback_part,
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121 traceback_full
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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122 };
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123
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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124 /* Code model for 64-bit linux.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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125 small: 16-bit toc offsets.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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126 medium: 32-bit toc offsets, static data and code within 2G of TOC pointer.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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127 large: 32-bit toc offsets, no limit on static data and code. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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128 enum rs6000_cmodel {
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129 CMODEL_SMALL,
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130 CMODEL_MEDIUM,
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131 CMODEL_LARGE
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132 };
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133
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134 /* Describe which vector unit to use for a given machine mode. */
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135 enum rs6000_vector {
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136 VECTOR_NONE, /* Type is not a vector or not supported */
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137 VECTOR_ALTIVEC, /* Use altivec for vector processing */
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138 VECTOR_VSX, /* Use VSX for vector processing */
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139 VECTOR_PAIRED, /* Use paired floating point for vectors */
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140 VECTOR_SPE, /* Use SPE for vector processing */
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141 VECTOR_OTHER /* Some other vector unit */
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142 };
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143
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144 #endif