itanium1.md revision 132718
1;; Itanium1 (original Itanium) DFA descriptions for insn scheduling
2;; and bundling.
3;; Copyright (C) 2002 Free Software Foundation, Inc.
4;; Contributed by Vladimir Makarov <vmakarov@redhat.com>.
5;;
6;; This file is part of GCC.
7;;
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)
11;; any later version.
12;;
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.
17;;
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.  */
22;;
23
24
25/* This is description of pipeline hazards based on DFA.  The
26   following constructions can be used for this:
27   
28   o define_cpu_unit string [string]) describes a cpu functional unit
29     (separated by comma).
30
31     1st operand: Names of cpu function units.
32     2nd operand: Name of automaton (see comments for
33     DEFINE_AUTOMATON).
34
35     All define_reservations and define_cpu_units should have unique
36     names which can not be "nothing".
37
38   o (exclusion_set string string) means that each CPU function unit
39     in the first string can not be reserved simultaneously with each
40     unit whose name is in the second string and vise versa.  CPU
41     units in the string are separated by commas. For example, it is
42     useful for description CPU with fully pipelined floating point
43     functional unit which can execute simultaneously only single
44     floating point insns or only double floating point insns.
45
46   o (presence_set string string) means that each CPU function unit in
47     the first string can not be reserved unless at least one of
48     pattern of units whose names are in the second string is
49     reserved.  This is an asymmetric relation.  CPU units or unit
50     patterns in the strings are separated by commas.  Pattern is one
51     unit name or unit names separated by white-spaces.
52 
53     For example, it is useful for description that slot1 is reserved
54     after slot0 reservation for a VLIW processor.  We could describe
55     it by the following construction
56
57         (presence_set "slot1" "slot0")
58
59     Or slot1 is reserved only after slot0 and unit b0 reservation.
60     In this case we could write
61
62         (presence_set "slot1" "slot0 b0")
63
64     All CPU functional units in a set should belong to the same
65     automaton.
66
67   o (final_presence_set string string) is analogous to
68     `presence_set'.  The difference between them is when checking is
69     done.  When an instruction is issued in given automaton state
70     reflecting all current and planned unit reservations, the
71     automaton state is changed.  The first state is a source state,
72     the second one is a result state.  Checking for `presence_set' is
73     done on the source state reservation, checking for
74     `final_presence_set' is done on the result reservation.  This
75     construction is useful to describe a reservation which is
76     actually two subsequent reservations.  For example, if we use
77
78         (presence_set "slot1" "slot0")
79
80     the following insn will be never issued (because slot1 requires
81     slot0 which is absent in the source state).
82
83         (define_reservation "insn_and_nop" "slot0 + slot1")
84
85     but it can be issued if we use analogous `final_presence_set'.
86
87   o (absence_set string string) means that each CPU function unit in
88     the first string can be reserved only if each pattern of units
89     whose names are in the second string is not reserved.  This is an
90     asymmetric relation (actually exclusion set is analogous to this
91     one but it is symmetric).  CPU units or unit patterns in the
92     string are separated by commas.  Pattern is one unit name or unit
93     names separated by white-spaces.
94
95     For example, it is useful for description that slot0 can not be
96     reserved after slot1 or slot2 reservation for a VLIW processor.
97     We could describe it by the following construction
98
99        (absence_set "slot2" "slot0, slot1")
100
101     Or slot2 can not be reserved if slot0 and unit b0 are reserved or
102     slot1 and unit b1 are reserved .  In this case we could write
103
104        (absence_set "slot2" "slot0 b0, slot1 b1")
105
106     All CPU functional units in a set should to belong the same
107     automaton.
108
109   o (final_absence_set string string) is analogous to `absence_set' but
110     checking is done on the result (state) reservation.  See comments
111     for final_presence_set.
112
113   o (define_bypass number out_insn_names in_insn_names) names bypass with
114     given latency (the first number) from insns given by the first
115     string (see define_insn_reservation) into insns given by the
116     second string.  Insn names in the strings are separated by
117     commas.
118
119   o (define_automaton string) describes names of an automaton
120     generated and used for pipeline hazards recognition.  The names
121     are separated by comma.  Actually it is possibly to generate the
122     single automaton but unfortunately it can be very large.  If we
123     use more one automata, the summary size of the automata usually
124     is less than the single one.  The automaton name is used in
125     define_cpu_unit.  All automata should have unique names.
126
127   o (automata_option string) describes option for generation of
128     automata.  Currently there are the following options:
129
130     o "no-minimization" which makes no minimization of automata.
131       This is only worth to do when we are debugging the description
132       and need to look more accurately at reservations of states.
133
134     o "ndfa" which makes automata with nondetermenistic reservation
135        by insns.
136
137   o (define_reservation string string) names reservation (the first
138     string) of cpu functional units (the 2nd string).  Sometimes unit
139     reservations for different insns contain common parts.  In such
140     case, you describe common part and use one its name (the 1st
141     parameter) in regular expression in define_insn_reservation.  All
142     define_reservations, define results and define_cpu_units should
143     have unique names which can not be "nothing".
144
145   o (define_insn_reservation name default_latency condition regexpr)
146     describes reservation of cpu functional units (the 3nd operand)
147     for instruction which is selected by the condition (the 2nd
148     parameter).  The first parameter is used for output of debugging
149     information.  The reservations are described by a regular
150     expression according the following syntax:
151
152       regexp = regexp "," oneof
153              | oneof
154
155       oneof = oneof "|" allof
156             | allof
157
158       allof = allof "+" repeat
159             | repeat
160 
161       repeat = element "*" number
162              | element
163
164       element = cpu_function_name
165               | reservation_name
166               | result_name
167               | "nothing"
168               | "(" regexp ")"
169
170       1. "," is used for describing start of the next cycle in
171          reservation.
172
173       2. "|" is used for describing the reservation described by the
174          first regular expression *or* the reservation described by
175          the second regular expression *or* etc.
176
177       3. "+" is used for describing the reservation described by the
178          first regular expression *and* the reservation described by
179          the second regular expression *and* etc.
180
181       4. "*" is used for convenience and simply means sequence in
182          which the regular expression are repeated NUMBER times with
183          cycle advancing (see ",").
184
185       5. cpu function unit name which means reservation.
186
187       6. reservation name -- see define_reservation.
188
189       7. string "nothing" means no units reservation.
190
191*/
192
193(define_automaton "one")
194
195;;   All possible combinations of bundles/syllables
196(define_cpu_unit "1_0m.ii, 1_0m.mi, 1_0m.fi, 1_0m.mf, 1_0b.bb, 1_0m.bb,\
197                  1_0m.ib, 1_0m.mb, 1_0m.fb, 1_0m.lx" "one")
198(define_cpu_unit "1_0mi.i, 1_0mm.i, 1_0mf.i, 1_0mm.f, 1_0bb.b, 1_0mb.b,\
199                  1_0mi.b, 1_0mm.b, 1_0mf.b, 1_0mlx." "one")
200(define_cpu_unit "1_0mii., 1_0mmi., 1_0mfi., 1_0mmf., 1_0bbb., 1_0mbb.,\
201                  1_0mib., 1_0mmb., 1_0mfb." "one")
202
203(define_cpu_unit "1_1m.ii, 1_1m.mi, 1_1m.fi, 1_1b.bb, 1_1m.bb,\
204                  1_1m.ib, 1_1m.mb, 1_1m.fb, 1_1m.lx" "one")
205(define_cpu_unit "1_1mi.i, 1_1mm.i, 1_1mf.i, 1_1bb.b, 1_1mb.b,\
206                  1_1mi.b, 1_1mm.b, 1_1mf.b, 1_1mlx." "one")
207(define_cpu_unit "1_1mii., 1_1mmi., 1_1mfi., 1_1bbb., 1_1mbb.,\
208                  1_1mib., 1_1mmb., 1_1mfb." "one")
209
210;; Slot 1
211(exclusion_set "1_0m.ii"
212   "1_0m.mi, 1_0m.fi, 1_0m.mf, 1_0b.bb, 1_0m.bb, 1_0m.ib, 1_0m.mb, 1_0m.fb,\
213    1_0m.lx")
214(exclusion_set "1_0m.mi"
215   "1_0m.fi, 1_0m.mf, 1_0b.bb, 1_0m.bb, 1_0m.ib, 1_0m.mb, 1_0m.fb, 1_0m.lx")
216(exclusion_set "1_0m.fi"
217   "1_0m.mf, 1_0b.bb, 1_0m.bb, 1_0m.ib, 1_0m.mb, 1_0m.fb, 1_0m.lx")
218(exclusion_set "1_0m.mf"
219   "1_0b.bb, 1_0m.bb, 1_0m.ib, 1_0m.mb, 1_0m.fb, 1_0m.lx")
220(exclusion_set "1_0b.bb" "1_0m.bb, 1_0m.ib, 1_0m.mb, 1_0m.fb, 1_0m.lx")
221(exclusion_set "1_0m.bb" "1_0m.ib, 1_0m.mb, 1_0m.fb, 1_0m.lx")
222(exclusion_set "1_0m.ib" "1_0m.mb, 1_0m.fb, 1_0m.lx")
223(exclusion_set "1_0m.mb" "1_0m.fb, 1_0m.lx")
224(exclusion_set "1_0m.fb" "1_0m.lx")
225
226;; Slot 2
227(exclusion_set "1_0mi.i"
228   "1_0mm.i, 1_0mf.i, 1_0mm.f, 1_0bb.b, 1_0mb.b, 1_0mi.b, 1_0mm.b, 1_0mf.b,\
229    1_0mlx.")
230(exclusion_set "1_0mm.i"
231   "1_0mf.i, 1_0mm.f, 1_0bb.b, 1_0mb.b, 1_0mi.b, 1_0mm.b, 1_0mf.b, 1_0mlx.")
232(exclusion_set "1_0mf.i"
233   "1_0mm.f, 1_0bb.b, 1_0mb.b, 1_0mi.b, 1_0mm.b, 1_0mf.b, 1_0mlx.")
234(exclusion_set "1_0mm.f"
235   "1_0bb.b, 1_0mb.b, 1_0mi.b, 1_0mm.b, 1_0mf.b, 1_0mlx.")
236(exclusion_set "1_0bb.b" "1_0mb.b, 1_0mi.b, 1_0mm.b, 1_0mf.b, 1_0mlx.")
237(exclusion_set "1_0mb.b" "1_0mi.b, 1_0mm.b, 1_0mf.b, 1_0mlx.")
238(exclusion_set "1_0mi.b" "1_0mm.b, 1_0mf.b, 1_0mlx.")
239(exclusion_set "1_0mm.b" "1_0mf.b, 1_0mlx.")
240(exclusion_set "1_0mf.b" "1_0mlx.")
241
242;; Slot 3
243(exclusion_set "1_0mii."
244   "1_0mmi., 1_0mfi., 1_0mmf., 1_0bbb., 1_0mbb., 1_0mib., 1_0mmb., 1_0mfb.,\
245    1_0mlx.")
246(exclusion_set "1_0mmi."
247   "1_0mfi., 1_0mmf., 1_0bbb., 1_0mbb., 1_0mib., 1_0mmb., 1_0mfb., 1_0mlx.")
248(exclusion_set "1_0mfi."
249   "1_0mmf., 1_0bbb., 1_0mbb., 1_0mib., 1_0mmb., 1_0mfb., 1_0mlx.")
250(exclusion_set "1_0mmf."
251   "1_0bbb., 1_0mbb., 1_0mib., 1_0mmb., 1_0mfb., 1_0mlx.")
252(exclusion_set "1_0bbb." "1_0mbb., 1_0mib., 1_0mmb., 1_0mfb., 1_0mlx.")
253(exclusion_set "1_0mbb." "1_0mib., 1_0mmb., 1_0mfb., 1_0mlx.")
254(exclusion_set "1_0mib." "1_0mmb., 1_0mfb., 1_0mlx.")
255(exclusion_set "1_0mmb." "1_0mfb., 1_0mlx.")
256(exclusion_set "1_0mfb." "1_0mlx.")
257
258;; Slot 4
259(exclusion_set "1_1m.ii"
260   "1_1m.mi, 1_1m.fi, 1_1b.bb, 1_1m.bb, 1_1m.ib, 1_1m.mb, 1_1m.fb, 1_1m.lx")
261(exclusion_set "1_1m.mi"
262   "1_1m.fi, 1_1b.bb, 1_1m.bb, 1_1m.ib, 1_1m.mb, 1_1m.fb, 1_1m.lx")
263(exclusion_set "1_1m.fi"
264   "1_1b.bb, 1_1m.bb, 1_1m.ib, 1_1m.mb, 1_1m.fb, 1_1m.lx")
265(exclusion_set "1_1b.bb" "1_1m.bb, 1_1m.ib, 1_1m.mb, 1_1m.fb, 1_1m.lx")
266(exclusion_set "1_1m.bb" "1_1m.ib, 1_1m.mb, 1_1m.fb, 1_1m.lx")
267(exclusion_set "1_1m.ib" "1_1m.mb, 1_1m.fb, 1_1m.lx")
268(exclusion_set "1_1m.mb" "1_1m.fb, 1_1m.lx")
269(exclusion_set "1_1m.fb" "1_1m.lx")
270
271;; Slot 5
272(exclusion_set "1_1mi.i"
273   "1_1mm.i, 1_1mf.i, 1_1bb.b, 1_1mb.b, 1_1mi.b, 1_1mm.b, 1_1mf.b, 1_1mlx.")
274(exclusion_set "1_1mm.i"
275   "1_1mf.i, 1_1bb.b, 1_1mb.b, 1_1mi.b, 1_1mm.b, 1_1mf.b, 1_1mlx.")
276(exclusion_set "1_1mf.i"
277   "1_1bb.b, 1_1mb.b, 1_1mi.b, 1_1mm.b, 1_1mf.b, 1_1mlx.")
278(exclusion_set "1_1bb.b" "1_1mb.b, 1_1mi.b, 1_1mm.b, 1_1mf.b, 1_1mlx.")
279(exclusion_set "1_1mb.b" "1_1mi.b, 1_1mm.b, 1_1mf.b, 1_1mlx.")
280(exclusion_set "1_1mi.b" "1_1mm.b, 1_1mf.b, 1_1mlx.")
281(exclusion_set "1_1mm.b" "1_1mf.b, 1_1mlx.")
282(exclusion_set "1_1mf.b" "1_1mlx.")
283
284;; Slot 6
285(exclusion_set "1_1mii."
286   "1_1mmi., 1_1mfi., 1_1bbb., 1_1mbb., 1_1mib., 1_1mmb., 1_1mfb., 1_1mlx.")
287(exclusion_set "1_1mmi."
288   "1_1mfi., 1_1bbb., 1_1mbb., 1_1mib., 1_1mmb., 1_1mfb., 1_1mlx.")
289(exclusion_set "1_1mfi."
290   "1_1bbb., 1_1mbb., 1_1mib., 1_1mmb., 1_1mfb., 1_1mlx.")
291(exclusion_set "1_1bbb." "1_1mbb., 1_1mib., 1_1mmb., 1_1mfb., 1_1mlx.")
292(exclusion_set "1_1mbb." "1_1mib., 1_1mmb., 1_1mfb., 1_1mlx.")
293(exclusion_set "1_1mib." "1_1mmb., 1_1mfb., 1_1mlx.")
294(exclusion_set "1_1mmb." "1_1mfb., 1_1mlx.")
295(exclusion_set "1_1mfb." "1_1mlx.")
296
297(final_presence_set "1_0mi.i" "1_0m.ii")
298(final_presence_set "1_0mii." "1_0mi.i")
299(final_presence_set "1_1mi.i" "1_1m.ii")
300(final_presence_set "1_1mii." "1_1mi.i")
301
302(final_presence_set "1_0mm.i" "1_0m.mi")
303(final_presence_set "1_0mmi." "1_0mm.i")
304(final_presence_set "1_1mm.i" "1_1m.mi")
305(final_presence_set "1_1mmi." "1_1mm.i")
306
307(final_presence_set "1_0mf.i" "1_0m.fi")
308(final_presence_set "1_0mfi." "1_0mf.i")
309(final_presence_set "1_1mf.i" "1_1m.fi")
310(final_presence_set "1_1mfi." "1_1mf.i")
311
312(final_presence_set "1_0mm.f" "1_0m.mf")
313(final_presence_set "1_0mmf." "1_0mm.f")
314
315(final_presence_set "1_0bb.b" "1_0b.bb")
316(final_presence_set "1_0bbb." "1_0bb.b")
317(final_presence_set "1_1bb.b" "1_1b.bb")
318(final_presence_set "1_1bbb." "1_1bb.b")
319
320(final_presence_set "1_0mb.b" "1_0m.bb")
321(final_presence_set "1_0mbb." "1_0mb.b")
322(final_presence_set "1_1mb.b" "1_1m.bb")
323(final_presence_set "1_1mbb." "1_1mb.b")
324
325(final_presence_set "1_0mi.b" "1_0m.ib")
326(final_presence_set "1_0mib." "1_0mi.b")
327(final_presence_set "1_1mi.b" "1_1m.ib")
328(final_presence_set "1_1mib." "1_1mi.b")
329
330(final_presence_set "1_0mm.b" "1_0m.mb")
331(final_presence_set "1_0mmb." "1_0mm.b")
332(final_presence_set "1_1mm.b" "1_1m.mb")
333(final_presence_set "1_1mmb." "1_1mm.b")
334
335(final_presence_set "1_0mf.b" "1_0m.fb")
336(final_presence_set "1_0mfb." "1_0mf.b")
337(final_presence_set "1_1mf.b" "1_1m.fb")
338(final_presence_set "1_1mfb." "1_1mf.b")
339
340(final_presence_set "1_0mlx." "1_0m.lx")
341(final_presence_set "1_1mlx." "1_1m.lx")
342
343(final_presence_set
344   "1_1m.ii,1_1m.mi,1_1m.fi,1_1b.bb,1_1m.bb,1_1m.ib,1_1m.mb,1_1m.fb,1_1m.lx"
345   "1_0mii.,1_0mmi.,1_0mfi.,1_0mmf.,1_0bbb.,1_0mbb.,1_0mib.,1_0mmb.,1_0mfb.,\
346    1_0mlx.")
347
348;;  Microarchitecture units:
349(define_cpu_unit
350   "1_um0, 1_um1, 1_ui0, 1_ui1, 1_uf0, 1_uf1, 1_ub0, 1_ub1, 1_ub2,\
351    1_unb0, 1_unb1, 1_unb2" "one")
352
353(exclusion_set "1_ub0" "1_unb0")
354(exclusion_set "1_ub1" "1_unb1")
355(exclusion_set "1_ub2" "1_unb2")
356
357;; The following rules are used to decrease number of alternatives.
358;; They are consequences of Itanium microarchitecture.  They also
359;; describe the following rules mentioned in Itanium
360;; microarchitecture: rules mentioned in Itanium microarchitecture:
361;; o "MMF: Always splits issue before the first M and after F regardless
362;;   of surrounding bundles and stops".
363;; o "BBB/MBB: Always splits issue after either of these bundles".
364;; o "MIB BBB: Split issue after the first bundle in this pair".
365
366(exclusion_set "1_0m.mf,1_0mm.f,1_0mmf."
367   "1_1m.ii,1_1m.mi,1_1m.fi,1_1b.bb,1_1m.bb,1_1m.ib,1_1m.mb,1_1m.fb,1_1m.lx")
368(exclusion_set "1_0b.bb,1_0bb.b,1_0bbb.,1_0m.bb,1_0mb.b,1_0mbb."
369   "1_1m.ii,1_1m.mi,1_1m.fi,1_1b.bb,1_1m.bb,1_1m.ib,1_1m.mb,1_1m.fb,1_1m.lx")
370(exclusion_set "1_0m.ib,1_0mi.b,1_0mib." "1_1b.bb")
371
372;;  For exceptions of M, I, B, F insns:
373(define_cpu_unit "1_not_um1, 1_not_ui1, 1_not_uf1" "one")
374
375(final_absence_set "1_not_um1"  "1_um1")
376(final_absence_set "1_not_ui1"  "1_ui1")
377(final_absence_set "1_not_uf1"  "1_uf1")
378
379;;; "MIB/MFB/MMB: Splits issue after any of these bundles unless the
380;;; B-slot contains a nop.b or a brp instruction".
381;;;   "The B in an MIB/MFB/MMB bundle disperses to B0 if it is a brp or
382;;; nop.b, otherwise it disperses to B2".
383(final_absence_set
384   "1_1m.ii, 1_1m.mi, 1_1m.fi, 1_1b.bb, 1_1m.bb, 1_1m.ib, 1_1m.mb, 1_1m.fb,\
385    1_1m.lx"
386   "1_0mib. 1_ub2, 1_0mfb. 1_ub2, 1_0mmb. 1_ub2")
387
388;; This is necessary to start new processor cycle when we meet stop bit.
389(define_cpu_unit "1_stop" "one")
390(final_absence_set
391   "1_0m.ii,1_0mi.i,1_0mii.,1_0m.mi,1_0mm.i,1_0mmi.,1_0m.fi,1_0mf.i,1_0mfi.,\
392    1_0m.mf,1_0mm.f,1_0mmf.,1_0b.bb,1_0bb.b,1_0bbb.,1_0m.bb,1_0mb.b,1_0mbb.,\
393    1_0m.ib,1_0mi.b,1_0mib.,1_0m.mb,1_0mm.b,1_0mmb.,1_0m.fb,1_0mf.b,1_0mfb.,\
394    1_0m.lx,1_0mlx., \
395    1_1m.ii,1_1mi.i,1_1mii.,1_1m.mi,1_1mm.i,1_1mmi.,1_1m.fi,1_1mf.i,1_1mfi.,\
396    1_1b.bb,1_1bb.b,1_1bbb.,1_1m.bb,1_1mb.b,1_1mbb.,1_1m.ib,1_1mi.b,1_1mib.,\
397    1_1m.mb,1_1mm.b,1_1mmb.,1_1m.fb,1_1mf.b,1_1mfb.,1_1m.lx,1_1mlx."
398   "1_stop")
399
400;; M and I instruction is dispersed to the lowest numbered M or I unit
401;; not already in use.  An I slot in the 3rd position of 2nd bundle is
402;; always dispersed to I1
403(final_presence_set "1_um1" "1_um0")
404(final_presence_set "1_ui1" "1_ui0, 1_1mii., 1_1mmi., 1_1mfi.")
405
406;; Insns
407
408;; M and I instruction is dispersed to the lowest numbered M or I unit
409;; not already in use.  An I slot in the 3rd position of 2nd bundle is
410;; always dispersed to I1
411(define_reservation "1_M0"
412  "1_0m.ii+1_um0|1_0m.mi+1_um0|1_0mm.i+(1_um0|1_um1)\
413   |1_0m.fi+1_um0|1_0m.mf+1_um0|1_0mm.f+1_um1\
414   |1_0m.bb+1_um0|1_0m.ib+1_um0|1_0m.mb+1_um0\
415   |1_0mm.b+1_um1|1_0m.fb+1_um0|1_0m.lx+1_um0\
416   |1_1mm.i+1_um1|1_1mm.b+1_um1\
417   |(1_1m.ii|1_1m.mi|1_1m.fi|1_1m.bb|1_1m.ib|1_1m.mb|1_1m.fb|1_1m.lx)\
418    +(1_um0|1_um1)")
419
420(define_reservation "1_M1"
421  "(1_0mii.+(1_ui0|1_ui1)|1_0mmi.+1_ui0|1_0mfi.+1_ui0\
422    |1_0mib.+1_unb0|1_0mfb.+1_unb0|1_0mmb.+1_unb0)\
423     +(1_1m.ii|1_1m.mi|1_1m.fi|1_1m.bb|1_1m.ib|1_1m.mb|1_1m.fb|1_1m.lx)\
424     +(1_um0|1_um1)")
425
426(define_reservation "1_M" "1_M0|1_M1")
427
428;;  Exceptions for dispersal rules.
429;; "An I slot in the 3rd position of 2nd bundle is always dispersed to I1".
430(define_reservation "1_I0"
431  "1_0mi.i+1_ui0|1_0mii.+(1_ui0|1_ui1)|1_0mmi.+1_ui0|1_0mfi.+1_ui0\
432   |1_0mi.b+1_ui0|(1_1mi.i|1_1mi.b)+(1_ui0|1_ui1)\
433   |1_1mii.+1_ui1|1_1mmi.+1_ui1|1_1mfi.+1_ui1")
434
435(define_reservation "1_I1"
436  "1_0m.ii+1_um0+1_0mi.i+1_ui0|1_0mm.i+(1_um0|1_um1)+1_0mmi.+1_ui0\
437   |1_0mf.i+1_uf0+1_0mfi.+1_ui0|1_0m.ib+1_um0+1_0mi.b+1_ui0\
438   |(1_1m.ii+(1_um0|1_um1)+1_1mi.i\
439   |1_1m.ib+(1_um0|1_um1)+1_1mi.b)+(1_ui0|1_ui1)\
440   |1_1mm.i+1_um1+1_1mmi.+1_ui1|1_1mf.i+1_uf1+1_1mfi.+1_ui1")
441
442(define_reservation "1_I" "1_I0|1_I1")
443
444;; "An F slot in the 1st bundle disperses to F0".
445;; "An F slot in the 2st bundle disperses to F1".
446(define_reservation "1_F0"
447   "1_0mf.i+1_uf0|1_0mmf.+1_uf0|1_0mf.b+1_uf0|1_1mf.i+1_uf1|1_1mf.b+1_uf1")
448
449(define_reservation "1_F1"
450   "1_0m.fi+1_um0+1_0mf.i+1_uf0|1_0mm.f+(1_um0|1_um1)+1_0mmf.+1_uf0\
451    |1_0m.fb+1_um0+1_0mf.b+1_uf0|1_1m.fi+(1_um0|1_um1)+1_1mf.i+1_uf1\
452    |1_1m.fb+(1_um0|1_um1)+1_1mf.b+1_uf1")
453
454(define_reservation "1_F2"
455   "1_0m.mf+1_um0+1_0mm.f+1_um1+1_0mmf.+1_uf0\
456    |(1_0mii.+(1_ui0|1_ui1)|1_0mmi.+1_ui0|1_0mfi.+1_ui0\
457      |1_0mib.+1_unb0|1_0mmb.+1_unb0|1_0mfb.+1_unb0)\
458     +(1_1m.fi+(1_um0|1_um1)+1_1mf.i+1_uf1\
459       |1_1m.fb+(1_um0|1_um1)+1_1mf.b+1_uf1)")
460
461(define_reservation "1_F" "1_F0|1_F1|1_F2")
462
463;;; "Each B slot in MBB or BBB bundle disperses to the corresponding B
464;;; unit. That is, a B slot in 1st position is dispersed to B0.  In the
465;;; 2nd position it is dispersed to B2".
466(define_reservation "1_NB"
467    "1_0b.bb+1_unb0|1_0bb.b+1_unb1|1_0bbb.+1_unb2\
468     |1_0mb.b+1_unb1|1_0mbb.+1_unb2\
469     |1_0mib.+1_unb0|1_0mmb.+1_unb0|1_0mfb.+1_unb0\
470     |1_1b.bb+1_unb0|1_1bb.b+1_unb1\
471     |1_1bbb.+1_unb2|1_1mb.b+1_unb1|1_1mbb.+1_unb2|1_1mib.+1_unb0\
472     |1_1mmb.+1_unb0|1_1mfb.+1_unb0")
473
474(define_reservation "1_B0"
475   "1_0b.bb+1_ub0|1_0bb.b+1_ub1|1_0bbb.+1_ub2\
476    |1_0mb.b+1_ub1|1_0mbb.+1_ub2|1_0mib.+1_ub2\
477    |1_0mfb.+1_ub2|1_1b.bb+1_ub0|1_1bb.b+1_ub1\
478    |1_1bbb.+1_ub2|1_1mb.b+1_ub1\
479    |1_1mib.+1_ub2|1_1mmb.+1_ub2|1_1mfb.+1_ub2")
480
481(define_reservation "1_B1"
482   "1_0m.bb+1_um0+1_0mb.b+1_ub1|1_0mi.b+1_ui0+1_0mib.+1_ub2\
483    |1_0mf.b+1_uf0+1_0mfb.+1_ub2\
484    |(1_0mii.+(1_ui0|1_ui1)|1_0mmi.+1_ui0|1_0mfi.+1_ui0)+1_1b.bb+1_ub0\
485    |1_1m.bb+(1_um0|1_um1)+1_1mb.b+1_ub1\
486    |1_1mi.b+(1_ui0|1_ui1)+1_1mib.+1_ub2\
487    |1_1mm.b+1_um1+1_1mmb.+1_ub2\
488    |1_1mf.b+1_uf1+1_1mfb.+1_ub2")
489
490(define_reservation "1_B" "1_B0|1_B1")
491
492;; MLX bunlde uses ports equivalent to MFI bundles.
493(define_reservation "1_L0" "1_0mlx.+1_ui0+1_uf0|1_1mlx.+(1_ui0|1_ui1)+1_uf1")
494(define_reservation "1_L1"
495   "1_0m.lx+1_um0+1_0mlx.+1_ui0+1_uf0\
496   |1_1m.lx+(1_um0|1_um1)+1_1mlx.+(1_ui0|1_ui1)+1_uf1")
497(define_reservation "1_L2"
498   "(1_0mii.+(1_ui0|1_ui1)|1_0mmi.+1_ui0|1_0mfi.+1_ui0\
499     |1_0mib.+1_unb0|1_0mmb.+1_unb0|1_0mfb.+1_unb0)
500    +1_1m.lx+(1_um0|1_um1)+1_1mlx.+1_ui1+1_uf1")
501(define_reservation "1_L" "1_L0|1_L1|1_L2")
502
503(define_reservation "1_A" "1_M|1_I")
504
505(define_insn_reservation "1_stop_bit" 0
506  (and (and (eq_attr "cpu" "itanium")
507            (eq_attr "itanium_class" "stop_bit"))
508       (eq (symbol_ref "bundling_p") (const_int 0)))
509  "1_stop|1_m0_stop|1_m1_stop|1_mi0_stop|1_mi1_stop")
510
511(define_insn_reservation "1_br"      0
512  (and (and (eq_attr "cpu" "itanium")
513            (eq_attr "itanium_class" "br"))
514       (eq (symbol_ref "bundling_p") (const_int 0))) "1_B")
515(define_insn_reservation "1_scall"   0
516  (and (and (eq_attr "cpu" "itanium")
517            (eq_attr "itanium_class" "scall"))
518       (eq (symbol_ref "bundling_p") (const_int 0))) "1_B")
519(define_insn_reservation "1_fcmp"    2
520  (and (and (eq_attr "cpu" "itanium")
521            (eq_attr "itanium_class" "fcmp"))
522       (eq (symbol_ref "bundling_p") (const_int 0)))
523  "1_F+1_not_uf1")
524(define_insn_reservation "1_fcvtfx"  7
525  (and (and (eq_attr "cpu" "itanium")
526            (eq_attr "itanium_class" "fcvtfx"))
527       (eq (symbol_ref "bundling_p") (const_int 0))) "1_F")
528(define_insn_reservation "1_fld"     9
529  (and (and (eq_attr "cpu" "itanium")
530            (eq_attr "itanium_class" "fld"))
531       (eq (symbol_ref "bundling_p") (const_int 0))) "1_M")
532(define_insn_reservation "1_fmac"    5
533  (and (and (eq_attr "cpu" "itanium")
534            (eq_attr "itanium_class" "fmac"))
535       (eq (symbol_ref "bundling_p") (const_int 0))) "1_F")
536(define_insn_reservation "1_fmisc"   5
537  (and (and (eq_attr "cpu" "itanium")
538            (eq_attr "itanium_class" "fmisc"))
539       (eq (symbol_ref "bundling_p") (const_int 0)))
540  "1_F+1_not_uf1")
541
542;; There is only one insn `mov = ar.bsp' for frar_i:
543(define_insn_reservation "1_frar_i" 13
544  (and (and (eq_attr "cpu" "itanium")
545            (eq_attr "itanium_class" "frar_i"))
546       (eq (symbol_ref "bundling_p") (const_int 0)))
547  "1_I+1_not_ui1")
548;; There is only two insns `mov = ar.unat' or `mov = ar.ccv' for frar_m:
549(define_insn_reservation "1_frar_m"  6
550  (and (and (eq_attr "cpu" "itanium")
551            (eq_attr "itanium_class" "frar_m"))
552       (eq (symbol_ref "bundling_p") (const_int 0)))
553  "1_M+1_not_um1")
554(define_insn_reservation "1_frbr"    2
555  (and (and (eq_attr "cpu" "itanium")
556            (eq_attr "itanium_class" "frbr"))
557       (eq (symbol_ref "bundling_p") (const_int 0)))
558  "1_I+1_not_ui1")
559(define_insn_reservation "1_frfr"    2
560  (and (and (eq_attr "cpu" "itanium")
561            (eq_attr "itanium_class" "frfr"))
562       (eq (symbol_ref "bundling_p") (const_int 0)))
563  "1_M+1_not_um1")
564(define_insn_reservation "1_frpr"    2
565  (and (and (eq_attr "cpu" "itanium")
566            (eq_attr "itanium_class" "frpr"))
567       (eq (symbol_ref "bundling_p") (const_int 0)))
568  "1_I+1_not_ui1")
569
570(define_insn_reservation "1_ialu"      1
571    (and (and (eq_attr "cpu" "itanium")
572              (eq_attr "itanium_class" "ialu"))
573         (eq (symbol_ref
574              "bundling_p || ia64_produce_address_p (insn)")
575              (const_int 0)))
576    "1_A")
577(define_insn_reservation "1_ialu_addr" 1
578    (and (and (eq_attr "cpu" "itanium")
579              (eq_attr "itanium_class" "ialu"))
580         (eq (symbol_ref
581              "!bundling_p && ia64_produce_address_p (insn)")
582             (const_int 1)))
583    "1_M")
584(define_insn_reservation "1_icmp"    1
585  (and (and (eq_attr "cpu" "itanium")
586            (eq_attr "itanium_class" "icmp"))
587       (eq (symbol_ref "bundling_p") (const_int 0))) "1_A")
588(define_insn_reservation "1_ilog"    1
589  (and (and (eq_attr "cpu" "itanium")
590            (eq_attr "itanium_class" "ilog"))
591       (eq (symbol_ref "bundling_p") (const_int 0))) "1_A")
592(define_insn_reservation "1_ishf"    1
593  (and (and (eq_attr "cpu" "itanium")
594            (eq_attr "itanium_class" "ishf"))
595       (eq (symbol_ref "bundling_p") (const_int 0)))
596    "1_I+1_not_ui1")
597(define_insn_reservation "1_ld"      2
598  (and (and (eq_attr "cpu" "itanium")
599            (eq_attr "itanium_class" "ld"))
600       (eq (symbol_ref "bundling_p") (const_int 0))) "1_M")
601(define_insn_reservation "1_long_i"  1
602  (and (and (eq_attr "cpu" "itanium")
603            (eq_attr "itanium_class" "long_i"))
604       (eq (symbol_ref "bundling_p") (const_int 0))) "1_L")
605(define_insn_reservation "1_mmmul"   2
606  (and (and (eq_attr "cpu" "itanium")
607            (eq_attr "itanium_class" "mmmul"))
608       (eq (symbol_ref "bundling_p") (const_int 0)))
609  "1_I+1_not_ui1")
610(define_insn_reservation "1_mmshf"   2
611  (and (and (eq_attr "cpu" "itanium")
612            (eq_attr "itanium_class" "mmshf"))
613       (eq (symbol_ref "bundling_p") (const_int 0))) "1_I")
614(define_insn_reservation "1_mmshfi"  1
615  (and (and (eq_attr "cpu" "itanium")
616            (eq_attr "itanium_class" "mmshfi"))
617       (eq (symbol_ref "bundling_p") (const_int 0))) "1_I")
618
619;; Now we have only one insn (flushrs) of such class.  We assume that flushrs
620;; is the 1st syllable of the bundle after stop bit.
621(define_insn_reservation "1_rse_m"   0
622  (and (and (eq_attr "cpu" "itanium")
623            (eq_attr "itanium_class" "rse_m"))
624       (eq (symbol_ref "bundling_p") (const_int 0)))
625  "(1_0m.ii|1_0m.mi|1_0m.fi|1_0m.mf|1_0b.bb|1_0m.bb\
626    |1_0m.ib|1_0m.mb|1_0m.fb|1_0m.lx)+1_um0")
627(define_insn_reservation "1_sem"     0
628  (and (and (eq_attr "cpu" "itanium")
629            (eq_attr "itanium_class" "sem"))
630       (eq (symbol_ref "bundling_p") (const_int 0)))
631  "1_M+1_not_um1")
632(define_insn_reservation "1_stf"     1
633  (and (and (eq_attr "cpu" "itanium")
634            (eq_attr "itanium_class" "stf"))
635       (eq (symbol_ref "bundling_p") (const_int 0))) "1_M")
636(define_insn_reservation "1_st"      1
637  (and (and (eq_attr "cpu" "itanium")
638            (eq_attr "itanium_class" "st"))
639       (eq (symbol_ref "bundling_p") (const_int 0))) "1_M")
640(define_insn_reservation "1_syst_m0" 0
641  (and (and (eq_attr "cpu" "itanium")
642            (eq_attr "itanium_class" "syst_m0"))
643       (eq (symbol_ref "bundling_p") (const_int 0)))
644  "1_M+1_not_um1")
645(define_insn_reservation "1_syst_m"  0
646  (and (and (eq_attr "cpu" "itanium")
647            (eq_attr "itanium_class" "syst_m"))
648       (eq (symbol_ref "bundling_p") (const_int 0))) "1_M")
649(define_insn_reservation "1_tbit"    1
650  (and (and (eq_attr "cpu" "itanium")
651            (eq_attr "itanium_class" "tbit"))
652       (eq (symbol_ref "bundling_p") (const_int 0)))
653  "1_I+1_not_ui1")
654
655;; There is only ony insn `mov ar.pfs =' for toar_i:
656(define_insn_reservation "1_toar_i"  0
657  (and (and (eq_attr "cpu" "itanium")
658            (eq_attr "itanium_class" "toar_i"))
659       (eq (symbol_ref "bundling_p") (const_int 0)))
660  "1_I+1_not_ui1")
661;; There are only ony 2 insns `mov ar.ccv =' and `mov ar.unat =' for toar_m:
662(define_insn_reservation "1_toar_m"  5
663  (and (and (eq_attr "cpu" "itanium")
664            (eq_attr "itanium_class" "toar_m"))
665       (eq (symbol_ref "bundling_p") (const_int 0)))
666  "1_M+1_not_um1")
667(define_insn_reservation "1_tobr"    1
668  (and (and (eq_attr "cpu" "itanium")
669            (eq_attr "itanium_class" "tobr"))
670       (eq (symbol_ref "bundling_p") (const_int 0)))
671  "1_I+1_not_ui1")
672(define_insn_reservation "1_tofr"    9
673  (and (and (eq_attr "cpu" "itanium")
674            (eq_attr "itanium_class" "tofr"))
675       (eq (symbol_ref "bundling_p") (const_int 0))) "1_M")
676(define_insn_reservation "1_topr"    1
677  (and (and (eq_attr "cpu" "itanium")
678            (eq_attr "itanium_class" "topr"))
679       (eq (symbol_ref "bundling_p") (const_int 0)))
680  "1_I+1_not_ui1")
681(define_insn_reservation "1_xmpy"    7
682  (and (and (eq_attr "cpu" "itanium")
683            (eq_attr "itanium_class" "xmpy"))
684       (eq (symbol_ref "bundling_p") (const_int 0))) "1_F")
685(define_insn_reservation "1_xtd"     1
686  (and (and (eq_attr "cpu" "itanium")
687            (eq_attr "itanium_class" "xtd"))
688       (eq (symbol_ref "bundling_p") (const_int 0))) "1_I")
689
690(define_insn_reservation "1_chk_s"   0
691  (and (and (eq_attr "cpu" "itanium")
692            (eq_attr "itanium_class" "chk_s"))
693       (eq (symbol_ref "bundling_p") (const_int 0))) "1_A")
694(define_insn_reservation "1_lfetch"  0
695  (and (and (eq_attr "cpu" "itanium")
696            (eq_attr "itanium_class" "lfetch"))
697       (eq (symbol_ref "bundling_p") (const_int 0))) "1_M")
698
699(define_insn_reservation "1_nop_m"   0
700  (and (and (eq_attr "cpu" "itanium")
701            (eq_attr "itanium_class" "nop_m"))
702       (eq (symbol_ref "bundling_p") (const_int 0))) "1_M0")
703(define_insn_reservation "1_nop_b"   0
704  (and (and (eq_attr "cpu" "itanium")
705            (eq_attr "itanium_class" "nop_b"))
706       (eq (symbol_ref "bundling_p") (const_int 0))) "1_NB")
707(define_insn_reservation "1_nop_i"   0
708  (and (and (eq_attr "cpu" "itanium")
709            (eq_attr "itanium_class" "nop_i"))
710       (eq (symbol_ref "bundling_p") (const_int 0))) "1_I0")
711(define_insn_reservation "1_nop_f"   0
712  (and (and (eq_attr "cpu" "itanium")
713            (eq_attr "itanium_class" "nop_f"))
714       (eq (symbol_ref "bundling_p") (const_int 0))) "1_F0")
715(define_insn_reservation "1_nop_x"   0
716  (and (and (eq_attr "cpu" "itanium")
717            (eq_attr "itanium_class" "nop_x"))
718       (eq (symbol_ref "bundling_p") (const_int 0))) "1_L0")
719
720;; We assume that there is no insn issued on the same cycle as unknown insn.
721(define_cpu_unit "1_empty" "one")
722(exclusion_set "1_empty"
723    "1_0m.ii,1_0m.mi,1_0m.fi,1_0m.mf,1_0b.bb,1_0m.bb,1_0m.ib,1_0m.mb,1_0m.fb,\
724     1_0m.lx")
725
726(define_insn_reservation "1_unknown" 1
727  (and (and (eq_attr "cpu" "itanium")
728            (eq_attr "itanium_class" "unknown"))
729       (eq (symbol_ref "bundling_p") (const_int 0))) "1_empty")
730
731(define_insn_reservation "1_nop" 1
732  (and (and (eq_attr "cpu" "itanium")
733            (eq_attr "itanium_class" "nop"))
734       (eq (symbol_ref "bundling_p") (const_int 0)))
735  "1_M0|1_NB|1_I0|1_F0")
736
737(define_insn_reservation "1_ignore" 0
738  (and (and (eq_attr "cpu" "itanium")
739            (eq_attr "itanium_class" "ignore"))
740       (eq (symbol_ref "bundling_p") (const_int 0))) "nothing")
741
742
743(define_cpu_unit
744   "1_0m_bs, 1_0mi_bs, 1_0mm_bs, 1_0mf_bs, 1_0b_bs, 1_0bb_bs, 1_0mb_bs"
745   "one")
746(define_cpu_unit
747   "1_1m_bs, 1_1mi_bs, 1_1mm_bs, 1_1mf_bs, 1_1b_bs, 1_1bb_bs, 1_1mb_bs"
748   "one")
749
750(define_cpu_unit "1_m_cont, 1_mi_cont, 1_mm_cont, 1_mf_cont, 1_mb_cont,\
751	          1_b_cont, 1_bb_cont" "one")
752
753;; For stop in the middle of the bundles.
754(define_cpu_unit "1_m_stop, 1_m0_stop, 1_m1_stop, 1_0mmi_cont" "one")
755(define_cpu_unit "1_mi_stop, 1_mi0_stop, 1_mi1_stop, 1_0mii_cont" "one")
756
757(final_presence_set "1_0m_bs"
758   "1_0m.ii, 1_0m.mi, 1_0m.mf, 1_0m.fi, 1_0m.bb,\
759    1_0m.ib, 1_0m.fb, 1_0m.mb, 1_0m.lx")
760(final_presence_set "1_1m_bs"
761   "1_1m.ii, 1_1m.mi, 1_1m.fi, 1_1m.bb, 1_1m.ib, 1_1m.fb, 1_1m.mb,\
762    1_1m.lx")
763(final_presence_set "1_0mi_bs"  "1_0mi.i, 1_0mi.i")
764(final_presence_set "1_1mi_bs"  "1_1mi.i, 1_1mi.i")
765(final_presence_set "1_0mm_bs"  "1_0mm.i, 1_0mm.f, 1_0mm.b")
766(final_presence_set "1_1mm_bs"  "1_1mm.i, 1_1mm.b")
767(final_presence_set "1_0mf_bs"  "1_0mf.i, 1_0mf.b")
768(final_presence_set "1_1mf_bs"  "1_1mf.i, 1_1mf.b")
769(final_presence_set "1_0b_bs"  "1_0b.bb")
770(final_presence_set "1_1b_bs"  "1_1b.bb")
771(final_presence_set "1_0bb_bs"  "1_0bb.b")
772(final_presence_set "1_1bb_bs"  "1_1bb.b")
773(final_presence_set "1_0mb_bs"  "1_0mb.b")
774(final_presence_set "1_1mb_bs"  "1_1mb.b")
775
776(exclusion_set "1_0m_bs"
777   "1_0mi.i, 1_0mm.i, 1_0mm.f, 1_0mf.i, 1_0mb.b,\
778    1_0mi.b, 1_0mf.b, 1_0mm.b, 1_0mlx., 1_m0_stop")
779(exclusion_set "1_1m_bs"
780   "1_1mi.i, 1_1mm.i, 1_1mf.i, 1_1mb.b, 1_1mi.b, 1_1mf.b, 1_1mm.b,\
781    1_1mlx., 1_m1_stop")
782(exclusion_set "1_0mi_bs"  "1_0mii., 1_0mib., 1_mi0_stop")
783(exclusion_set "1_1mi_bs"  "1_1mii., 1_1mib., 1_mi1_stop")
784(exclusion_set "1_0mm_bs"  "1_0mmi., 1_0mmf., 1_0mmb.")
785(exclusion_set "1_1mm_bs"  "1_1mmi., 1_1mmb.")
786(exclusion_set "1_0mf_bs"  "1_0mfi., 1_0mfb.")
787(exclusion_set "1_1mf_bs"  "1_1mfi., 1_1mfb.")
788(exclusion_set "1_0b_bs"  "1_0bb.b")
789(exclusion_set "1_1b_bs"  "1_1bb.b")
790(exclusion_set "1_0bb_bs"  "1_0bbb.")
791(exclusion_set "1_1bb_bs"  "1_1bbb.")
792(exclusion_set "1_0mb_bs"  "1_0mbb.")
793(exclusion_set "1_1mb_bs"  "1_1mbb.")
794
795(exclusion_set
796   "1_0m_bs, 1_0mi_bs, 1_0mm_bs, 1_0mf_bs, 1_0b_bs, 1_0bb_bs, 1_0mb_bs,
797    1_1m_bs, 1_1mi_bs, 1_1mm_bs, 1_1mf_bs, 1_1b_bs, 1_1bb_bs, 1_1mb_bs"
798   "1_stop")
799
800(final_presence_set
801   "1_0mi.i, 1_0mm.i, 1_0mf.i, 1_0mm.f, 1_0mb.b,\
802    1_0mi.b, 1_0mm.b, 1_0mf.b, 1_0mlx."
803   "1_m_cont")
804(final_presence_set "1_0mii., 1_0mib." "1_mi_cont")
805(final_presence_set "1_0mmi., 1_0mmf., 1_0mmb." "1_mm_cont")
806(final_presence_set "1_0mfi., 1_0mfb." "1_mf_cont")
807(final_presence_set "1_0bb.b" "1_b_cont")
808(final_presence_set "1_0bbb." "1_bb_cont")
809(final_presence_set "1_0mbb." "1_mb_cont")
810
811(exclusion_set
812   "1_0m.ii, 1_0m.mi, 1_0m.fi, 1_0m.mf, 1_0b.bb, 1_0m.bb,\
813    1_0m.ib, 1_0m.mb, 1_0m.fb, 1_0m.lx"
814   "1_m_cont, 1_mi_cont, 1_mm_cont, 1_mf_cont,\
815    1_mb_cont, 1_b_cont, 1_bb_cont")
816
817(exclusion_set "1_empty"
818               "1_m_cont,1_mi_cont,1_mm_cont,1_mf_cont,\
819                1_mb_cont,1_b_cont,1_bb_cont")
820
821;; For m;mi bundle
822(final_presence_set "1_m0_stop" "1_0m.mi")
823(final_presence_set "1_0mm.i" "1_0mmi_cont")
824(exclusion_set "1_0mmi_cont"
825   "1_0m.ii, 1_0m.mi, 1_0m.fi, 1_0m.mf, 1_0b.bb, 1_0m.bb,\
826    1_0m.ib, 1_0m.mb, 1_0m.fb, 1_0m.lx")
827(exclusion_set "1_m0_stop" "1_0mm.i")
828(final_presence_set "1_m1_stop" "1_1m.mi")
829(exclusion_set "1_m1_stop" "1_1mm.i")
830(final_presence_set "1_m_stop" "1_m0_stop, 1_m1_stop")
831
832;; For mi;i bundle
833(final_presence_set "1_mi0_stop" "1_0mi.i")
834(final_presence_set "1_0mii." "1_0mii_cont")
835(exclusion_set "1_0mii_cont"
836   "1_0m.ii, 1_0m.mi, 1_0m.fi, 1_0m.mf, 1_0b.bb, 1_0m.bb,\
837    1_0m.ib, 1_0m.mb, 1_0m.fb, 1_0m.lx")
838(exclusion_set "1_mi0_stop" "1_0mii.")
839(final_presence_set "1_mi1_stop" "1_1mi.i")
840(exclusion_set "1_mi1_stop" "1_1mii.")
841(final_presence_set "1_mi_stop" "1_mi0_stop, 1_mi1_stop")
842
843(final_absence_set
844   "1_0m.ii,1_0mi.i,1_0mii.,1_0m.mi,1_0mm.i,1_0mmi.,1_0m.fi,1_0mf.i,1_0mfi.,\
845    1_0m.mf,1_0mm.f,1_0mmf.,1_0b.bb,1_0bb.b,1_0bbb.,1_0m.bb,1_0mb.b,1_0mbb.,\
846    1_0m.ib,1_0mi.b,1_0mib.,1_0m.mb,1_0mm.b,1_0mmb.,1_0m.fb,1_0mf.b,1_0mfb.,\
847    1_0m.lx,1_0mlx., \
848    1_1m.ii,1_1mi.i,1_1mii.,1_1m.mi,1_1mm.i,1_1mmi.,1_1m.fi,1_1mf.i,1_1mfi.,\
849    1_1b.bb,1_1bb.b,1_1bbb.,1_1m.bb,1_1mb.b,1_1mbb.,\
850    1_1m.ib,1_1mi.b,1_1mib.,1_1m.mb,1_1mm.b,1_1mmb.,1_1m.fb,1_1mf.b,1_1mfb.,\
851    1_1m.lx,1_1mlx."
852   "1_m0_stop,1_m1_stop,1_mi0_stop,1_mi1_stop")
853
854(define_cpu_unit "1_m_cont_only, 1_b_cont_only" "one")
855(define_cpu_unit "1_mi_cont_only, 1_mm_cont_only, 1_mf_cont_only" "one")
856(define_cpu_unit "1_mb_cont_only, 1_bb_cont_only" "one")
857
858(final_presence_set "1_m_cont_only" "1_m_cont")
859(exclusion_set "1_m_cont_only"
860  "1_0mi.i, 1_0mm.i, 1_0mf.i, 1_0mm.f, 1_0mb.b,\
861   1_0mi.b, 1_0mm.b, 1_0mf.b, 1_0mlx.")
862
863(final_presence_set "1_b_cont_only" "1_b_cont")
864(exclusion_set "1_b_cont_only"  "1_0bb.b")
865
866(final_presence_set "1_mi_cont_only" "1_mi_cont")
867(exclusion_set "1_mi_cont_only" "1_0mii., 1_0mib.")
868
869(final_presence_set "1_mm_cont_only" "1_mm_cont")
870(exclusion_set "1_mm_cont_only" "1_0mmi., 1_0mmf., 1_0mmb.")
871
872(final_presence_set "1_mf_cont_only" "1_mf_cont")
873(exclusion_set "1_mf_cont_only" "1_0mfi., 1_0mfb.")
874
875(final_presence_set "1_mb_cont_only" "1_mb_cont")
876(exclusion_set "1_mb_cont_only" "1_0mbb.")
877
878(final_presence_set "1_bb_cont_only" "1_bb_cont")
879(exclusion_set "1_bb_cont_only" "1_0bbb.")
880
881(define_insn_reservation "1_pre_cycle" 0
882   (and (and (eq_attr "cpu" "itanium")
883             (eq_attr "itanium_class" "pre_cycle"))
884        (eq (symbol_ref "bundling_p") (const_int 0)))
885                         "(1_0m_bs, 1_m_cont)                     \
886                          | (1_0mi_bs, (1_mi_cont|nothing))       \
887                          | (1_0mm_bs, 1_mm_cont)                 \
888                          | (1_0mf_bs, (1_mf_cont|nothing))       \
889                          | (1_0b_bs, (1_b_cont|nothing))         \
890                          | (1_0bb_bs, (1_bb_cont|nothing))       \
891                          | (1_0mb_bs, (1_mb_cont|nothing))       \
892                          | (1_1m_bs, 1_m_cont)                   \
893                          | (1_1mi_bs, (1_mi_cont|nothing))       \
894                          | (1_1mm_bs, 1_mm_cont)                 \
895                          | (1_1mf_bs, (1_mf_cont|nothing))       \
896                          | (1_1b_bs, (1_b_cont|nothing))         \
897                          | (1_1bb_bs, (1_bb_cont|nothing))       \
898                          | (1_1mb_bs, (1_mb_cont|nothing))       \
899                          | (1_m_cont_only, (1_m_cont|nothing))   \
900                          | (1_b_cont_only,  (1_b_cont|nothing))  \
901                          | (1_mi_cont_only, (1_mi_cont|nothing)) \
902                          | (1_mm_cont_only, (1_mm_cont|nothing)) \
903                          | (1_mf_cont_only, (1_mf_cont|nothing)) \
904                          | (1_mb_cont_only, (1_mb_cont|nothing)) \
905                          | (1_bb_cont_only, (1_bb_cont|nothing)) \
906                          | (1_m_stop, (1_0mmi_cont|nothing))     \
907                          | (1_mi_stop, (1_0mii_cont|nothing))")
908
909;; Bypasses:
910(define_bypass  1 "1_fcmp" "1_br,1_scall")
911;; ??? I found 7 cycle delay for 1_fmac -> 1_fcmp for Itanium1
912(define_bypass  7 "1_fmac" "1_fmisc,1_fcvtfx,1_xmpy,1_fcmp")
913
914;; ???
915(define_bypass  3 "1_frbr" "1_mmmul,1_mmshf")
916(define_bypass 14 "1_frar_i" "1_mmmul,1_mmshf")
917(define_bypass  7 "1_frar_m" "1_mmmul,1_mmshf")
918
919;; ????
920;; There is only one insn `mov ar.pfs =' for toar_i.
921(define_bypass  0 "1_tobr,1_topr,1_toar_i" "1_br,1_scall")
922
923(define_bypass  3 "1_ialu,1_ialu_addr" "1_mmmul,1_mmshf")
924;; ??? howto describe ialu for I slot only.  We use ialu_addr for that
925;;(define_bypass  2 "1_ialu" "1_ld"  "ia64_ld_address_bypass_p")
926;; ??? howto describe ialu st/address for I slot only.  We use ialu_addr
927;;   for that.
928;;(define_bypass  2 "1_ialu" "1_st"  "ia64_st_address_bypass_p")
929
930(define_bypass  0 "1_icmp" "1_br,1_scall")
931
932(define_bypass  3 "1_ilog" "1_mmmul,1_mmshf")
933
934(define_bypass  2 "1_ilog,1_xtd" "1_ld"  "ia64_ld_address_bypass_p")
935(define_bypass  2 "1_ilog,1_xtd" "1_st"  "ia64_st_address_bypass_p")
936
937(define_bypass  3 "1_ld" "1_mmmul,1_mmshf")
938(define_bypass  3 "1_ld" "1_ld"  "ia64_ld_address_bypass_p")
939(define_bypass  3 "1_ld" "1_st"  "ia64_st_address_bypass_p")
940
941;; Intel docs say only LD, ST, IALU, ILOG, ISHF consumers have latency 4,
942;;      but HP engineers say any non-MM operation.
943(define_bypass  4 "1_mmmul,1_mmshf"
944     "1_br,1_fcmp,1_fcvtfx,1_fld,1_fmac,1_fmisc,1_frar_i,1_frar_m,\
945      1_frbr,1_frfr,1_frpr,1_ialu,1_icmp,1_ilog,1_ishf,1_ld,1_chk_s,\
946      1_long_i,1_rse_m,1_sem,1_stf,1_st,1_syst_m0,1_syst_m,\
947      1_tbit,1_toar_i,1_toar_m,1_tobr,1_tofr,1_topr,1_xmpy,1_xtd")
948
949;; ??? how to describe that if scheduled < 4 cycle then latency is 10 cycles.
950;; (define_bypass  10 "1_mmmul,1_mmshf" "1_ialu,1_ilog,1_ishf,1_st,1_ld")
951
952(define_bypass  0 "1_tbit" "1_br,1_scall")
953
954(define_bypass  8 "1_tofr"  "1_frfr,1_stf")
955(define_bypass  7 "1_fmisc,1_fcvtfx,1_fmac,1_xmpy"  "1_frfr")
956(define_bypass  8 "1_fmisc,1_fcvtfx,1_fmac,1_xmpy"  "1_stf")
957
958;; We don't use here fcmp because scall may be predicated.
959(define_bypass  0 "1_fcvtfx,1_fld,1_fmac,1_fmisc,1_frar_i,1_frar_m,\
960                   1_frbr,1_frfr,1_frpr,1_ialu,1_ialu_addr,1_ilog,1_ishf,\
961	           1_ld,1_long_i,1_mmmul,1_mmshf,1_mmshfi,1_toar_m,1_tofr,\
962                   1_xmpy,1_xtd" "1_scall")
963
964(define_bypass  0 "1_unknown,1_ignore,1_stop_bit,1_br,1_fcmp,1_fcvtfx,\
965                   1_fld,1_fmac,1_fmisc,1_frar_i,1_frar_m,1_frbr,1_frfr,\
966                   1_frpr,1_ialu,1_ialu_addr,1_icmp,1_ilog,1_ishf,1_ld,\
967                   1_chk_s,1_long_i,1_mmmul,1_mmshf,1_mmshfi,1_nop,\
968                   1_nop_b,1_nop_f,1_nop_i,1_nop_m,1_nop_x,1_rse_m,1_scall,\
969                   1_sem,1_stf,1_st,1_syst_m0,1_syst_m,1_tbit,1_toar_i,\
970                   1_toar_m,1_tobr,1_tofr,1_topr,1_xmpy,1_xtd,1_lfetch"
971                  "1_ignore")
972
973
974;; Bundling
975
976(define_automaton "oneb")
977
978;; Pseudo units for quicker searching for position in two packet window.  */
979(define_query_cpu_unit "1_1,1_2,1_3,1_4,1_5,1_6" "oneb")
980
981;;   All possible combinations of bundles/syllables
982(define_cpu_unit
983   "1b_0m.ii, 1b_0m.mi, 1b_0m.fi, 1b_0m.mf, 1b_0b.bb, 1b_0m.bb,\
984    1b_0m.ib, 1b_0m.mb, 1b_0m.fb, 1b_0m.lx" "oneb")
985(define_cpu_unit
986   "1b_0mi.i, 1b_0mm.i, 1b_0mf.i, 1b_0mm.f, 1b_0bb.b, 1b_0mb.b,\
987    1b_0mi.b, 1b_0mm.b, 1b_0mf.b" "oneb")
988(define_query_cpu_unit
989   "1b_0mii., 1b_0mmi., 1b_0mfi., 1b_0mmf., 1b_0bbb., 1b_0mbb.,\
990    1b_0mib., 1b_0mmb., 1b_0mfb., 1b_0mlx." "oneb")
991
992(define_cpu_unit "1b_1m.ii, 1b_1m.mi, 1b_1m.fi, 1b_1b.bb, 1b_1m.bb,\
993                  1b_1m.ib, 1b_1m.mb, 1b_1m.fb, 1b_1m.lx" "oneb")
994(define_cpu_unit "1b_1mi.i, 1b_1mm.i, 1b_1mf.i, 1b_1bb.b, 1b_1mb.b,\
995                  1b_1mi.b, 1b_1mm.b, 1b_1mf.b" "oneb")
996(define_query_cpu_unit "1b_1mii., 1b_1mmi., 1b_1mfi., 1b_1bbb., 1b_1mbb.,\
997                        1b_1mib., 1b_1mmb., 1b_1mfb., 1b_1mlx." "oneb")
998
999;; Slot 1
1000(exclusion_set "1b_0m.ii"
1001   "1b_0m.mi, 1b_0m.fi, 1b_0m.mf, 1b_0b.bb, 1b_0m.bb,\
1002    1b_0m.ib, 1b_0m.mb, 1b_0m.fb, 1b_0m.lx")
1003(exclusion_set "1b_0m.mi"
1004   "1b_0m.fi, 1b_0m.mf, 1b_0b.bb, 1b_0m.bb, 1b_0m.ib,\
1005    1b_0m.mb, 1b_0m.fb, 1b_0m.lx")
1006(exclusion_set "1b_0m.fi"
1007   "1b_0m.mf, 1b_0b.bb, 1b_0m.bb, 1b_0m.ib, 1b_0m.mb, 1b_0m.fb, 1b_0m.lx")
1008(exclusion_set "1b_0m.mf"
1009   "1b_0b.bb, 1b_0m.bb, 1b_0m.ib, 1b_0m.mb, 1b_0m.fb, 1b_0m.lx")
1010(exclusion_set "1b_0b.bb" "1b_0m.bb, 1b_0m.ib, 1b_0m.mb, 1b_0m.fb, 1b_0m.lx")
1011(exclusion_set "1b_0m.bb" "1b_0m.ib, 1b_0m.mb, 1b_0m.fb, 1b_0m.lx")
1012(exclusion_set "1b_0m.ib" "1b_0m.mb, 1b_0m.fb, 1b_0m.lx")
1013(exclusion_set "1b_0m.mb" "1b_0m.fb, 1b_0m.lx")
1014(exclusion_set "1b_0m.fb" "1b_0m.lx")
1015
1016;; Slot 2
1017(exclusion_set "1b_0mi.i"
1018   "1b_0mm.i, 1b_0mf.i, 1b_0mm.f, 1b_0bb.b, 1b_0mb.b,\
1019    1b_0mi.b, 1b_0mm.b, 1b_0mf.b, 1b_0mlx.")
1020(exclusion_set "1b_0mm.i"
1021   "1b_0mf.i, 1b_0mm.f, 1b_0bb.b, 1b_0mb.b,\
1022    1b_0mi.b, 1b_0mm.b, 1b_0mf.b, 1b_0mlx.")
1023(exclusion_set "1b_0mf.i"
1024   "1b_0mm.f, 1b_0bb.b, 1b_0mb.b, 1b_0mi.b, 1b_0mm.b, 1b_0mf.b, 1b_0mlx.")
1025(exclusion_set "1b_0mm.f"
1026   "1b_0bb.b, 1b_0mb.b, 1b_0mi.b, 1b_0mm.b, 1b_0mf.b, 1b_0mlx.")
1027(exclusion_set "1b_0bb.b" "1b_0mb.b, 1b_0mi.b, 1b_0mm.b, 1b_0mf.b, 1b_0mlx.")
1028(exclusion_set "1b_0mb.b" "1b_0mi.b, 1b_0mm.b, 1b_0mf.b, 1b_0mlx.")
1029(exclusion_set "1b_0mi.b" "1b_0mm.b, 1b_0mf.b, 1b_0mlx.")
1030(exclusion_set "1b_0mm.b" "1b_0mf.b, 1b_0mlx.")
1031(exclusion_set "1b_0mf.b" "1b_0mlx.")
1032
1033;; Slot 3
1034(exclusion_set "1b_0mii."
1035   "1b_0mmi., 1b_0mfi., 1b_0mmf., 1b_0bbb., 1b_0mbb.,\
1036    1b_0mib., 1b_0mmb., 1b_0mfb., 1b_0mlx.")
1037(exclusion_set "1b_0mmi."
1038   "1b_0mfi., 1b_0mmf., 1b_0bbb., 1b_0mbb.,\
1039    1b_0mib., 1b_0mmb., 1b_0mfb., 1b_0mlx.")
1040(exclusion_set "1b_0mfi."
1041   "1b_0mmf., 1b_0bbb., 1b_0mbb., 1b_0mib., 1b_0mmb., 1b_0mfb., 1b_0mlx.")
1042(exclusion_set "1b_0mmf."
1043   "1b_0bbb., 1b_0mbb., 1b_0mib., 1b_0mmb., 1b_0mfb., 1b_0mlx.")
1044(exclusion_set "1b_0bbb." "1b_0mbb., 1b_0mib., 1b_0mmb., 1b_0mfb., 1b_0mlx.")
1045(exclusion_set "1b_0mbb." "1b_0mib., 1b_0mmb., 1b_0mfb., 1b_0mlx.")
1046(exclusion_set "1b_0mib." "1b_0mmb., 1b_0mfb., 1b_0mlx.")
1047(exclusion_set "1b_0mmb." "1b_0mfb., 1b_0mlx.")
1048(exclusion_set "1b_0mfb." "1b_0mlx.")
1049
1050;; Slot 4
1051(exclusion_set "1b_1m.ii"
1052   "1b_1m.mi, 1b_1m.fi, 1b_1b.bb, 1b_1m.bb,\
1053    1b_1m.ib, 1b_1m.mb, 1b_1m.fb, 1b_1m.lx")
1054(exclusion_set "1b_1m.mi"
1055   "1b_1m.fi, 1b_1b.bb, 1b_1m.bb, 1b_1m.ib, 1b_1m.mb, 1b_1m.fb, 1b_1m.lx")
1056(exclusion_set "1b_1m.fi"
1057   "1b_1b.bb, 1b_1m.bb, 1b_1m.ib, 1b_1m.mb, 1b_1m.fb, 1b_1m.lx")
1058(exclusion_set "1b_1b.bb" "1b_1m.bb, 1b_1m.ib, 1b_1m.mb, 1b_1m.fb, 1b_1m.lx")
1059(exclusion_set "1b_1m.bb" "1b_1m.ib, 1b_1m.mb, 1b_1m.fb, 1b_1m.lx")
1060(exclusion_set "1b_1m.ib" "1b_1m.mb, 1b_1m.fb, 1b_1m.lx")
1061(exclusion_set "1b_1m.mb" "1b_1m.fb, 1b_1m.lx")
1062(exclusion_set "1b_1m.fb" "1b_1m.lx")
1063
1064;; Slot 5
1065(exclusion_set "1b_1mi.i"
1066   "1b_1mm.i, 1b_1mf.i, 1b_1bb.b, 1b_1mb.b,\
1067    1b_1mi.b, 1b_1mm.b, 1b_1mf.b, 1b_1mlx.")
1068(exclusion_set "1b_1mm.i"
1069   "1b_1mf.i, 1b_1bb.b, 1b_1mb.b, 1b_1mi.b, 1b_1mm.b, 1b_1mf.b, 1b_1mlx.")
1070(exclusion_set "1b_1mf.i"
1071   "1b_1bb.b, 1b_1mb.b, 1b_1mi.b, 1b_1mm.b, 1b_1mf.b, 1b_1mlx.")
1072(exclusion_set "1b_1bb.b" "1b_1mb.b, 1b_1mi.b, 1b_1mm.b, 1b_1mf.b, 1b_1mlx.")
1073(exclusion_set "1b_1mb.b" "1b_1mi.b, 1b_1mm.b, 1b_1mf.b, 1b_1mlx.")
1074(exclusion_set "1b_1mi.b" "1b_1mm.b, 1b_1mf.b, 1b_1mlx.")
1075(exclusion_set "1b_1mm.b" "1b_1mf.b, 1b_1mlx.")
1076(exclusion_set "1b_1mf.b" "1b_1mlx.")
1077
1078;; Slot 6
1079(exclusion_set "1b_1mii."
1080   "1b_1mmi., 1b_1mfi., 1b_1bbb., 1b_1mbb.,\
1081    1b_1mib., 1b_1mmb., 1b_1mfb., 1b_1mlx.")
1082(exclusion_set "1b_1mmi."
1083   "1b_1mfi., 1b_1bbb., 1b_1mbb., 1b_1mib., 1b_1mmb., 1b_1mfb., 1b_1mlx.")
1084(exclusion_set "1b_1mfi."
1085   "1b_1bbb., 1b_1mbb., 1b_1mib., 1b_1mmb., 1b_1mfb., 1b_1mlx.")
1086(exclusion_set "1b_1bbb." "1b_1mbb., 1b_1mib., 1b_1mmb., 1b_1mfb., 1b_1mlx.")
1087(exclusion_set "1b_1mbb." "1b_1mib., 1b_1mmb., 1b_1mfb., 1b_1mlx.")
1088(exclusion_set "1b_1mib." "1b_1mmb., 1b_1mfb., 1b_1mlx.")
1089(exclusion_set "1b_1mmb." "1b_1mfb., 1b_1mlx.")
1090(exclusion_set "1b_1mfb." "1b_1mlx.")
1091
1092(final_presence_set "1b_0mi.i" "1b_0m.ii")
1093(final_presence_set "1b_0mii." "1b_0mi.i")
1094(final_presence_set "1b_1mi.i" "1b_1m.ii")
1095(final_presence_set "1b_1mii." "1b_1mi.i")
1096
1097(final_presence_set "1b_0mm.i" "1b_0m.mi")
1098(final_presence_set "1b_0mmi." "1b_0mm.i")
1099(final_presence_set "1b_1mm.i" "1b_1m.mi")
1100(final_presence_set "1b_1mmi." "1b_1mm.i")
1101
1102(final_presence_set "1b_0mf.i" "1b_0m.fi")
1103(final_presence_set "1b_0mfi." "1b_0mf.i")
1104(final_presence_set "1b_1mf.i" "1b_1m.fi")
1105(final_presence_set "1b_1mfi." "1b_1mf.i")
1106
1107(final_presence_set "1b_0mm.f" "1b_0m.mf")
1108(final_presence_set "1b_0mmf." "1b_0mm.f")
1109
1110(final_presence_set "1b_0bb.b" "1b_0b.bb")
1111(final_presence_set "1b_0bbb." "1b_0bb.b")
1112(final_presence_set "1b_1bb.b" "1b_1b.bb")
1113(final_presence_set "1b_1bbb." "1b_1bb.b")
1114
1115(final_presence_set "1b_0mb.b" "1b_0m.bb")
1116(final_presence_set "1b_0mbb." "1b_0mb.b")
1117(final_presence_set "1b_1mb.b" "1b_1m.bb")
1118(final_presence_set "1b_1mbb." "1b_1mb.b")
1119
1120(final_presence_set "1b_0mi.b" "1b_0m.ib")
1121(final_presence_set "1b_0mib." "1b_0mi.b")
1122(final_presence_set "1b_1mi.b" "1b_1m.ib")
1123(final_presence_set "1b_1mib." "1b_1mi.b")
1124
1125(final_presence_set "1b_0mm.b" "1b_0m.mb")
1126(final_presence_set "1b_0mmb." "1b_0mm.b")
1127(final_presence_set "1b_1mm.b" "1b_1m.mb")
1128(final_presence_set "1b_1mmb." "1b_1mm.b")
1129
1130(final_presence_set "1b_0mf.b" "1b_0m.fb")
1131(final_presence_set "1b_0mfb." "1b_0mf.b")
1132(final_presence_set "1b_1mf.b" "1b_1m.fb")
1133(final_presence_set "1b_1mfb." "1b_1mf.b")
1134
1135(final_presence_set "1b_0mlx." "1b_0m.lx")
1136(final_presence_set "1b_1mlx." "1b_1m.lx")
1137
1138(final_presence_set
1139   "1b_1m.ii,1b_1m.mi,1b_1m.fi,1b_1b.bb,1b_1m.bb,\
1140    1b_1m.ib,1b_1m.mb,1b_1m.fb,1b_1m.lx"
1141   "1b_0mii.,1b_0mmi.,1b_0mfi.,1b_0mmf.,1b_0bbb.,1b_0mbb.,\
1142    1b_0mib.,1b_0mmb.,1b_0mfb.,1b_0mlx.")
1143
1144;;  Microarchitecture units:
1145(define_cpu_unit
1146   "1b_um0, 1b_um1, 1b_ui0, 1b_ui1, 1b_uf0, 1b_uf1, 1b_ub0, 1b_ub1, 1b_ub2,\
1147    1b_unb0, 1b_unb1, 1b_unb2" "oneb")
1148
1149(exclusion_set "1b_ub0" "1b_unb0")
1150(exclusion_set "1b_ub1" "1b_unb1")
1151(exclusion_set "1b_ub2" "1b_unb2")
1152
1153;; The following rules are used to decrease number of alternatives.
1154;; They are consequences of Itanium microarchitecture.  They also
1155;; describe the following rules mentioned in Itanium
1156;; microarchitecture: rules mentioned in Itanium microarchitecture:
1157;; o "MMF: Always splits issue before the first M and after F regardless
1158;;   of surrounding bundles and stops".
1159;; o "BBB/MBB: Always splits issue after either of these bundles".
1160;; o "MIB BBB: Split issue after the first bundle in this pair".
1161
1162(exclusion_set "1b_0m.mf,1b_0mm.f,1b_0mmf."
1163   "1b_1m.ii,1b_1m.mi,1b_1m.fi,1b_1b.bb,1b_1m.bb,\
1164    1b_1m.ib,1b_1m.mb,1b_1m.fb,1b_1m.lx")
1165(exclusion_set "1b_0b.bb,1b_0bb.b,1b_0bbb.,1b_0m.bb,1b_0mb.b,1b_0mbb."
1166   "1b_1m.ii,1b_1m.mi,1b_1m.fi,1b_1b.bb,1b_1m.bb,\
1167    1b_1m.ib,1b_1m.mb,1b_1m.fb,1b_1m.lx")
1168(exclusion_set "1b_0m.ib,1b_0mi.b,1b_0mib." "1b_1b.bb")
1169
1170;;  For exceptions of M, I, B, F insns:
1171(define_cpu_unit "1b_not_um1, 1b_not_ui1, 1b_not_uf1" "oneb")
1172
1173(final_absence_set "1b_not_um1"  "1b_um1")
1174(final_absence_set "1b_not_ui1"  "1b_ui1")
1175(final_absence_set "1b_not_uf1"  "1b_uf1")
1176
1177;;; "MIB/MFB/MMB: Splits issue after any of these bundles unless the
1178;;; B-slot contains a nop.b or a brp instruction".
1179;;;   "The B in an MIB/MFB/MMB bundle disperses to B0 if it is a brp or
1180;;; nop.b, otherwise it disperses to B2".
1181(final_absence_set
1182   "1b_1m.ii, 1b_1m.mi, 1b_1m.fi, 1b_1b.bb, 1b_1m.bb,\
1183    1b_1m.ib, 1b_1m.mb, 1b_1m.fb, 1b_1m.lx"
1184   "1b_0mib. 1b_ub2, 1b_0mfb. 1b_ub2, 1b_0mmb. 1b_ub2")
1185
1186;; This is necessary to start new processor cycle when we meet stop bit.
1187(define_cpu_unit "1b_stop" "oneb")
1188(final_absence_set
1189   "1b_0m.ii,1b_0mi.i,1b_0mii.,1b_0m.mi,1b_0mm.i,1b_0mmi.,\
1190    1b_0m.fi,1b_0mf.i,1b_0mfi.,\
1191    1b_0m.mf,1b_0mm.f,1b_0mmf.,1b_0b.bb,1b_0bb.b,1b_0bbb.,\
1192    1b_0m.bb,1b_0mb.b,1b_0mbb.,\
1193    1b_0m.ib,1b_0mi.b,1b_0mib.,1b_0m.mb,1b_0mm.b,1b_0mmb.,\
1194    1b_0m.fb,1b_0mf.b,1b_0mfb.,1b_0m.lx,1b_0mlx., \
1195    1b_1m.ii,1b_1mi.i,1b_1mii.,1b_1m.mi,1b_1mm.i,1b_1mmi.,\
1196    1b_1m.fi,1b_1mf.i,1b_1mfi.,\
1197    1b_1b.bb,1b_1bb.b,1b_1bbb.,1b_1m.bb,1b_1mb.b,1b_1mbb.,\
1198    1b_1m.ib,1b_1mi.b,1b_1mib.,\
1199    1b_1m.mb,1b_1mm.b,1b_1mmb.,1b_1m.fb,1b_1mf.b,1b_1mfb.,1b_1m.lx,1b_1mlx."
1200   "1b_stop")
1201
1202;; M and I instruction is dispersed to the lowest numbered M or I unit
1203;; not already in use.  An I slot in the 3rd position of 2nd bundle is
1204;; always dispersed to I1
1205(final_presence_set "1b_um1" "1b_um0")
1206(final_presence_set "1b_ui1" "1b_ui0, 1b_1mii., 1b_1mmi., 1b_1mfi.")
1207
1208;; Insns
1209
1210;; M and I instruction is dispersed to the lowest numbered M or I unit
1211;; not already in use.  An I slot in the 3rd position of 2nd bundle is
1212;; always dispersed to I1
1213(define_reservation "1b_M"
1214  "1b_0m.ii+1_1+1b_um0|1b_0m.mi+1_1+1b_um0|1b_0mm.i+1_2+(1b_um0|1b_um1)\
1215   |1b_0m.fi+1_1+1b_um0|1b_0m.mf+1_1+1b_um0|1b_0mm.f+1_2+1b_um1\
1216   |1b_0m.bb+1_1+1b_um0|1b_0m.ib+1_1+1b_um0|1b_0m.mb+1_1+1b_um0\
1217   |1b_0mm.b+1_2+1b_um1|1b_0m.fb+1_1+1b_um0|1b_0m.lx+1_1+1b_um0\
1218   |1b_1mm.i+1_5+1b_um1|1b_1mm.b+1_5+1b_um1\
1219   |(1b_1m.ii+1_4|1b_1m.mi+1_4|1b_1m.fi+1_4|1b_1m.bb+1_4|1b_1m.ib+1_4\
1220     |1b_1m.mb+1_4|1b_1m.fb+1_4|1b_1m.lx+1_4)\
1221    +(1b_um0|1b_um1)")
1222
1223;;  Exceptions for dispersal rules.
1224;; "An I slot in the 3rd position of 2nd bundle is always dispersed to I1".
1225(define_reservation "1b_I"
1226  "1b_0mi.i+1_2+1b_ui0|1b_0mii.+1_3+(1b_ui0|1b_ui1)|1b_0mmi.+1_3+1b_ui0\
1227   |1b_0mfi.+1_3+1b_ui0|1b_0mi.b+1_2+1b_ui0\
1228   |(1b_1mi.i+1_5|1b_1mi.b+1_5)+(1b_ui0|1b_ui1)\
1229   |1b_1mii.+1_6+1b_ui1|1b_1mmi.+1_6+1b_ui1|1b_1mfi.+1_6+1b_ui1")
1230
1231;; "An F slot in the 1st bundle disperses to F0".
1232;; "An F slot in the 2st bundle disperses to F1".
1233(define_reservation "1b_F"
1234   "1b_0mf.i+1_2+1b_uf0|1b_0mmf.+1_3+1b_uf0|1b_0mf.b+1_2+1b_uf0\
1235    |1b_1mf.i+1_5+1b_uf1|1b_1mf.b+1_5+1b_uf1")
1236
1237;;; "Each B slot in MBB or BBB bundle disperses to the corresponding B
1238;;; unit. That is, a B slot in 1st position is dispersed to B0.  In the
1239;;; 2nd position it is dispersed to B2".
1240(define_reservation "1b_NB"
1241    "1b_0b.bb+1_1+1b_unb0|1b_0bb.b+1_2+1b_unb1|1b_0bbb.+1_3+1b_unb2\
1242     |1b_0mb.b+1_2+1b_unb1|1b_0mbb.+1_3+1b_unb2\
1243     |1b_0mib.+1_3+1b_unb0|1b_0mmb.+1_3+1b_unb0|1b_0mfb.+1_3+1b_unb0\
1244     |1b_1b.bb+1_4+1b_unb0|1b_1bb.b+1_5+1b_unb1\
1245     |1b_1bbb.+1_6+1b_unb2|1b_1mb.b+1_5+1b_unb1|1b_1mbb.+1_6+1b_unb2\
1246     |1b_1mib.+1_6+1b_unb0|1b_1mmb.+1_6+1b_unb0|1b_1mfb.+1_6+1b_unb0")
1247
1248(define_reservation "1b_B"
1249   "1b_0b.bb+1_1+1b_ub0|1b_0bb.b+1_2+1b_ub1|1b_0bbb.+1_3+1b_ub2\
1250    |1b_0mb.b+1_2+1b_ub1|1b_0mbb.+1_3+1b_ub2|1b_0mib.+1_3+1b_ub2\
1251    |1b_0mfb.+1_3+1b_ub2|1b_1b.bb+1_4+1b_ub0|1b_1bb.b+1_5+1b_ub1\
1252    |1b_1bbb.+1_6+1b_ub2|1b_1mb.b+1_5+1b_ub1\
1253    |1b_1mib.+1_6+1b_ub2|1b_1mmb.+1_6+1b_ub2|1b_1mfb.+1_6+1b_ub2")
1254
1255(define_reservation "1b_L" "1b_0mlx.+1_3+1b_ui0+1b_uf0\
1256                           |1b_1mlx.+1_6+(1b_ui0|1b_ui1)+1b_uf1")
1257
1258;; We assume that there is no insn issued on the same cycle as unknown insn.
1259(define_cpu_unit "1b_empty" "oneb")
1260(exclusion_set "1b_empty"
1261    "1b_0m.ii,1b_0m.mi,1b_0m.fi,1b_0m.mf,1b_0b.bb,1b_0m.bb,\
1262     1b_0m.ib,1b_0m.mb,1b_0m.fb,1b_0m.lx")
1263
1264(define_cpu_unit
1265   "1b_0m_bs, 1b_0mi_bs, 1b_0mm_bs, 1b_0mf_bs, 1b_0b_bs, 1b_0bb_bs, 1b_0mb_bs"
1266   "oneb")
1267(define_cpu_unit
1268   "1b_1m_bs, 1b_1mi_bs, 1b_1mm_bs, 1b_1mf_bs, 1b_1b_bs, 1b_1bb_bs, 1b_1mb_bs"
1269   "oneb")
1270
1271(define_cpu_unit "1b_m_cont, 1b_mi_cont, 1b_mm_cont, 1b_mf_cont, 1b_mb_cont,\
1272	          1b_b_cont, 1b_bb_cont" "oneb")
1273
1274;; For stop in the middle of the bundles.
1275(define_cpu_unit "1b_m_stop, 1b_m0_stop, 1b_m1_stop, 1b_0mmi_cont" "oneb")
1276(define_cpu_unit "1b_mi_stop, 1b_mi0_stop, 1b_mi1_stop, 1b_0mii_cont" "oneb")
1277
1278(final_presence_set "1b_0m_bs"
1279   "1b_0m.ii, 1b_0m.mi, 1b_0m.mf, 1b_0m.fi, 1b_0m.bb,\
1280    1b_0m.ib, 1b_0m.fb, 1b_0m.mb, 1b_0m.lx")
1281(final_presence_set "1b_1m_bs"
1282   "1b_1m.ii, 1b_1m.mi, 1b_1m.fi, 1b_1m.bb, 1b_1m.ib, 1b_1m.fb, 1b_1m.mb,\
1283    1b_1m.lx")
1284(final_presence_set "1b_0mi_bs"  "1b_0mi.i, 1b_0mi.i")
1285(final_presence_set "1b_1mi_bs"  "1b_1mi.i, 1b_1mi.i")
1286(final_presence_set "1b_0mm_bs"  "1b_0mm.i, 1b_0mm.f, 1b_0mm.b")
1287(final_presence_set "1b_1mm_bs"  "1b_1mm.i, 1b_1mm.b")
1288(final_presence_set "1b_0mf_bs"  "1b_0mf.i, 1b_0mf.b")
1289(final_presence_set "1b_1mf_bs"  "1b_1mf.i, 1b_1mf.b")
1290(final_presence_set "1b_0b_bs"  "1b_0b.bb")
1291(final_presence_set "1b_1b_bs"  "1b_1b.bb")
1292(final_presence_set "1b_0bb_bs"  "1b_0bb.b")
1293(final_presence_set "1b_1bb_bs"  "1b_1bb.b")
1294(final_presence_set "1b_0mb_bs"  "1b_0mb.b")
1295(final_presence_set "1b_1mb_bs"  "1b_1mb.b")
1296
1297(exclusion_set "1b_0m_bs"
1298   "1b_0mi.i, 1b_0mm.i, 1b_0mm.f, 1b_0mf.i, 1b_0mb.b,\
1299    1b_0mi.b, 1b_0mf.b, 1b_0mm.b, 1b_0mlx., 1b_m0_stop")
1300(exclusion_set "1b_1m_bs"
1301   "1b_1mi.i, 1b_1mm.i, 1b_1mf.i, 1b_1mb.b, 1b_1mi.b, 1b_1mf.b, 1b_1mm.b,\
1302    1b_1mlx., 1b_m1_stop")
1303(exclusion_set "1b_0mi_bs"  "1b_0mii., 1b_0mib., 1b_mi0_stop")
1304(exclusion_set "1b_1mi_bs"  "1b_1mii., 1b_1mib., 1b_mi1_stop")
1305(exclusion_set "1b_0mm_bs"  "1b_0mmi., 1b_0mmf., 1b_0mmb.")
1306(exclusion_set "1b_1mm_bs"  "1b_1mmi., 1b_1mmb.")
1307(exclusion_set "1b_0mf_bs"  "1b_0mfi., 1b_0mfb.")
1308(exclusion_set "1b_1mf_bs"  "1b_1mfi., 1b_1mfb.")
1309(exclusion_set "1b_0b_bs"  "1b_0bb.b")
1310(exclusion_set "1b_1b_bs"  "1b_1bb.b")
1311(exclusion_set "1b_0bb_bs"  "1b_0bbb.")
1312(exclusion_set "1b_1bb_bs"  "1b_1bbb.")
1313(exclusion_set "1b_0mb_bs"  "1b_0mbb.")
1314(exclusion_set "1b_1mb_bs"  "1b_1mbb.")
1315
1316(exclusion_set
1317   "1b_0m_bs, 1b_0mi_bs, 1b_0mm_bs, 1b_0mf_bs, 1b_0b_bs, 1b_0bb_bs, 1b_0mb_bs,
1318    1b_1m_bs, 1b_1mi_bs, 1b_1mm_bs, 1b_1mf_bs, 1b_1b_bs, 1b_1bb_bs, 1b_1mb_bs"
1319   "1b_stop")
1320
1321(final_presence_set
1322   "1b_0mi.i, 1b_0mm.i, 1b_0mf.i, 1b_0mm.f, 1b_0mb.b,\
1323    1b_0mi.b, 1b_0mm.b, 1b_0mf.b, 1b_0mlx."
1324   "1b_m_cont")
1325(final_presence_set "1b_0mii., 1b_0mib." "1b_mi_cont")
1326(final_presence_set "1b_0mmi., 1b_0mmf., 1b_0mmb." "1b_mm_cont")
1327(final_presence_set "1b_0mfi., 1b_0mfb." "1b_mf_cont")
1328(final_presence_set "1b_0bb.b" "1b_b_cont")
1329(final_presence_set "1b_0bbb." "1b_bb_cont")
1330(final_presence_set "1b_0mbb." "1b_mb_cont")
1331
1332(exclusion_set
1333   "1b_0m.ii, 1b_0m.mi, 1b_0m.fi, 1b_0m.mf, 1b_0b.bb, 1b_0m.bb,\
1334    1b_0m.ib, 1b_0m.mb, 1b_0m.fb, 1b_0m.lx"
1335   "1b_m_cont, 1b_mi_cont, 1b_mm_cont, 1b_mf_cont,\
1336    1b_mb_cont, 1b_b_cont, 1b_bb_cont")
1337
1338(exclusion_set "1b_empty"
1339               "1b_m_cont,1b_mi_cont,1b_mm_cont,1b_mf_cont,\
1340                1b_mb_cont,1b_b_cont,1b_bb_cont")
1341
1342;; For m;mi bundle
1343(final_presence_set "1b_m0_stop" "1b_0m.mi")
1344(final_presence_set "1b_0mm.i" "1b_0mmi_cont")
1345(exclusion_set "1b_0mmi_cont"
1346   "1b_0m.ii, 1b_0m.mi, 1b_0m.fi, 1b_0m.mf, 1b_0b.bb, 1b_0m.bb,\
1347    1b_0m.ib, 1b_0m.mb, 1b_0m.fb, 1b_0m.lx")
1348(exclusion_set "1b_m0_stop" "1b_0mm.i")
1349(final_presence_set "1b_m1_stop" "1b_1m.mi")
1350(exclusion_set "1b_m1_stop" "1b_1mm.i")
1351(final_presence_set "1b_m_stop" "1b_m0_stop, 1b_m1_stop")
1352
1353;; For mi;i bundle
1354(final_presence_set "1b_mi0_stop" "1b_0mi.i")
1355(final_presence_set "1b_0mii." "1b_0mii_cont")
1356(exclusion_set "1b_0mii_cont"
1357   "1b_0m.ii, 1b_0m.mi, 1b_0m.fi, 1b_0m.mf, 1b_0b.bb, 1b_0m.bb,\
1358    1b_0m.ib, 1b_0m.mb, 1b_0m.fb, 1b_0m.lx")
1359(exclusion_set "1b_mi0_stop" "1b_0mii.")
1360(final_presence_set "1b_mi1_stop" "1b_1mi.i")
1361(exclusion_set "1b_mi1_stop" "1b_1mii.")
1362(final_presence_set "1b_mi_stop" "1b_mi0_stop, 1b_mi1_stop")
1363
1364(final_absence_set
1365   "1b_0m.ii,1b_0mi.i,1b_0mii.,1b_0m.mi,1b_0mm.i,1b_0mmi.,\
1366    1b_0m.fi,1b_0mf.i,1b_0mfi.,1b_0m.mf,1b_0mm.f,1b_0mmf.,\
1367    1b_0b.bb,1b_0bb.b,1b_0bbb.,1b_0m.bb,1b_0mb.b,1b_0mbb.,\
1368    1b_0m.ib,1b_0mi.b,1b_0mib.,1b_0m.mb,1b_0mm.b,1b_0mmb.,\
1369    1b_0m.fb,1b_0mf.b,1b_0mfb.,1b_0m.lx,1b_0mlx., \
1370    1b_1m.ii,1b_1mi.i,1b_1mii.,1b_1m.mi,1b_1mm.i,1b_1mmi.,\
1371    1b_1m.fi,1b_1mf.i,1b_1mfi.,\
1372    1b_1b.bb,1b_1bb.b,1b_1bbb.,1b_1m.bb,1b_1mb.b,1b_1mbb.,\
1373    1b_1m.ib,1b_1mi.b,1b_1mib.,1b_1m.mb,1b_1mm.b,1b_1mmb.,\
1374    1b_1m.fb,1b_1mf.b,1b_1mfb.,1b_1m.lx,1b_1mlx."
1375   "1b_m0_stop,1b_m1_stop,1b_mi0_stop,1b_mi1_stop")
1376
1377(define_reservation "1b_A" "1b_M|1b_I")
1378
1379(define_insn_reservation "1b_stop_bit" 0
1380  (and (and (eq_attr "cpu" "itanium")
1381            (eq_attr "itanium_class" "stop_bit"))
1382       (ne (symbol_ref "bundling_p") (const_int 0)))
1383  "1b_stop|1b_m0_stop|1b_m1_stop|1b_mi0_stop|1b_mi1_stop")
1384(define_insn_reservation "1b_br"      0
1385  (and (and (eq_attr "cpu" "itanium")
1386            (eq_attr "itanium_class" "br"))
1387       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_B")
1388(define_insn_reservation "1b_scall"   0
1389  (and (and (eq_attr "cpu" "itanium")
1390            (eq_attr "itanium_class" "scall"))
1391       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_B")
1392(define_insn_reservation "1b_fcmp"    2
1393  (and (and (eq_attr "cpu" "itanium")
1394            (eq_attr "itanium_class" "fcmp"))
1395       (ne (symbol_ref "bundling_p") (const_int 0)))
1396  "1b_F+1b_not_uf1")
1397(define_insn_reservation "1b_fcvtfx"  7
1398  (and (and (eq_attr "cpu" "itanium")
1399            (eq_attr "itanium_class" "fcvtfx"))
1400       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_F")
1401(define_insn_reservation "1b_fld"     9
1402  (and (and (eq_attr "cpu" "itanium")
1403            (eq_attr "itanium_class" "fld"))
1404       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_M")
1405(define_insn_reservation "1b_fmac"    5
1406  (and (and (eq_attr "cpu" "itanium")
1407            (eq_attr "itanium_class" "fmac"))
1408       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_F")
1409(define_insn_reservation "1b_fmisc"   5
1410  (and (and (eq_attr "cpu" "itanium")
1411            (eq_attr "itanium_class" "fmisc"))
1412       (ne (symbol_ref "bundling_p") (const_int 0)))
1413  "1b_F+1b_not_uf1")
1414(define_insn_reservation "1b_frar_i" 13
1415  (and (and (eq_attr "cpu" "itanium")
1416            (eq_attr "itanium_class" "frar_i"))
1417       (ne (symbol_ref "bundling_p") (const_int 0)))
1418  "1b_I+1b_not_ui1")
1419(define_insn_reservation "1b_frar_m"  6
1420  (and (and (eq_attr "cpu" "itanium")
1421            (eq_attr "itanium_class" "frar_m"))
1422       (ne (symbol_ref "bundling_p") (const_int 0)))
1423  "1b_M+1b_not_um1")
1424(define_insn_reservation "1b_frbr"    2
1425  (and (and (eq_attr "cpu" "itanium")
1426            (eq_attr "itanium_class" "frbr"))
1427       (ne (symbol_ref "bundling_p") (const_int 0)))
1428  "1b_I+1b_not_ui1")
1429(define_insn_reservation "1b_frfr"    2
1430  (and (and (eq_attr "cpu" "itanium")
1431            (eq_attr "itanium_class" "frfr"))
1432       (ne (symbol_ref "bundling_p") (const_int 0)))
1433  "1b_M+1b_not_um1")
1434(define_insn_reservation "1b_frpr"    2
1435  (and (and (eq_attr "cpu" "itanium")
1436            (eq_attr "itanium_class" "frpr"))
1437       (ne (symbol_ref "bundling_p") (const_int 0)))
1438  "1b_I+1b_not_ui1")
1439(define_insn_reservation "1b_ialu"      1
1440    (and (and (eq_attr "cpu" "itanium")
1441              (eq_attr "itanium_class" "ialu"))
1442         (ne (symbol_ref
1443	      "bundling_p && !ia64_produce_address_p (insn)")
1444             (const_int 0)))
1445    "1b_A")
1446(define_insn_reservation "1b_ialu_addr" 1
1447    (and (and (eq_attr "cpu" "itanium")
1448              (eq_attr "itanium_class" "ialu"))
1449         (eq (symbol_ref
1450              "bundling_p && ia64_produce_address_p (insn)")
1451             (const_int 1)))
1452    "1b_M")
1453(define_insn_reservation "1b_icmp"    1
1454  (and (and (eq_attr "cpu" "itanium")
1455            (eq_attr "itanium_class" "icmp"))
1456       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_A")
1457(define_insn_reservation "1b_ilog"    1
1458  (and (and (eq_attr "cpu" "itanium")
1459            (eq_attr "itanium_class" "ilog"))
1460       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_A")
1461(define_insn_reservation "1b_ishf"    1
1462  (and (and (eq_attr "cpu" "itanium")
1463            (eq_attr "itanium_class" "ishf"))
1464       (ne (symbol_ref "bundling_p") (const_int 0)))
1465  "1b_I+1b_not_ui1")
1466(define_insn_reservation "1b_ld"      2
1467  (and (and (eq_attr "cpu" "itanium")
1468            (eq_attr "itanium_class" "ld"))
1469       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_M")
1470(define_insn_reservation "1b_long_i"  1
1471  (and (and (eq_attr "cpu" "itanium")
1472            (eq_attr "itanium_class" "long_i"))
1473       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_L")
1474(define_insn_reservation "1b_mmmul"   2
1475  (and (and (eq_attr "cpu" "itanium")
1476            (eq_attr "itanium_class" "mmmul"))
1477       (ne (symbol_ref "bundling_p") (const_int 0)))
1478  "1b_I+1b_not_ui1")
1479(define_insn_reservation "1b_mmshf"   2
1480  (and (and (eq_attr "cpu" "itanium")
1481            (eq_attr "itanium_class" "mmshf"))
1482       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_I")
1483(define_insn_reservation "1b_mmshfi"  2
1484  (and (and (eq_attr "cpu" "itanium")
1485            (eq_attr "itanium_class" "mmshfi"))
1486       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_I")
1487(define_insn_reservation "1b_rse_m"   0
1488  (and (and (eq_attr "cpu" "itanium")
1489            (eq_attr "itanium_class" "rse_m"))
1490       (ne (symbol_ref "bundling_p") (const_int 0)))
1491   "(1b_0m.ii|1b_0m.mi|1b_0m.fi|1b_0m.mf|1b_0b.bb|1b_0m.bb\
1492     |1b_0m.ib|1b_0m.mb|1b_0m.fb|1b_0m.lx)+1_1+1b_um0")
1493(define_insn_reservation "1b_sem"     0
1494  (and (and (eq_attr "cpu" "itanium")
1495            (eq_attr "itanium_class" "sem"))
1496       (ne (symbol_ref "bundling_p") (const_int 0)))
1497  "1b_M+1b_not_um1")
1498(define_insn_reservation "1b_stf"     1
1499  (and (and (eq_attr "cpu" "itanium")
1500            (eq_attr "itanium_class" "stf"))
1501       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_M")
1502(define_insn_reservation "1b_st"      1
1503  (and (and (eq_attr "cpu" "itanium")
1504            (eq_attr "itanium_class" "st"))
1505       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_M")
1506(define_insn_reservation "1b_syst_m0" 0
1507  (and (and (eq_attr "cpu" "itanium")
1508            (eq_attr "itanium_class" "syst_m0"))
1509       (ne (symbol_ref "bundling_p") (const_int 0)))
1510  "1b_M+1b_not_um1")
1511(define_insn_reservation "1b_syst_m"  0
1512  (and (and (eq_attr "cpu" "itanium")
1513            (eq_attr "itanium_class" "syst_m"))
1514       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_M")
1515(define_insn_reservation "1b_tbit"    1
1516  (and (and (eq_attr "cpu" "itanium")
1517            (eq_attr "itanium_class" "tbit"))
1518       (ne (symbol_ref "bundling_p") (const_int 0)))
1519  "1b_I+1b_not_ui1")
1520(define_insn_reservation "1b_toar_i"  0
1521  (and (and (eq_attr "cpu" "itanium")
1522            (eq_attr "itanium_class" "toar_i"))
1523       (ne (symbol_ref "bundling_p") (const_int 0)))
1524  "1b_I+1b_not_ui1")
1525(define_insn_reservation "1b_toar_m"  5
1526  (and (and (eq_attr "cpu" "itanium")
1527            (eq_attr "itanium_class" "toar_m"))
1528       (ne (symbol_ref "bundling_p") (const_int 0)))
1529  "1b_M+1b_not_um1")
1530(define_insn_reservation "1b_tobr"    1
1531  (and (and (eq_attr "cpu" "itanium")
1532            (eq_attr "itanium_class" "tobr"))
1533       (ne (symbol_ref "bundling_p") (const_int 0)))
1534  "1b_I+1b_not_ui1")
1535(define_insn_reservation "1b_tofr"    9
1536  (and (and (eq_attr "cpu" "itanium")
1537            (eq_attr "itanium_class" "tofr"))
1538       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_M")
1539(define_insn_reservation "1b_topr"    1
1540  (and (and (eq_attr "cpu" "itanium")
1541            (eq_attr "itanium_class" "topr"))
1542       (ne (symbol_ref "bundling_p") (const_int 0)))
1543  "1b_I+1b_not_ui1")
1544(define_insn_reservation "1b_xmpy"    7
1545  (and (and (eq_attr "cpu" "itanium")
1546            (eq_attr "itanium_class" "xmpy"))
1547       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_F")
1548(define_insn_reservation "1b_xtd"     1
1549  (and (and (eq_attr "cpu" "itanium")
1550            (eq_attr "itanium_class" "xtd"))
1551       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_I")
1552(define_insn_reservation "1b_chk_s"   0
1553  (and (and (eq_attr "cpu" "itanium")
1554            (eq_attr "itanium_class" "chk_s"))
1555       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_A")
1556(define_insn_reservation "1b_lfetch"  0
1557  (and (and (eq_attr "cpu" "itanium")
1558            (eq_attr "itanium_class" "lfetch"))
1559       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_M")
1560(define_insn_reservation "1b_nop_m"   0
1561  (and (and (eq_attr "cpu" "itanium")
1562            (eq_attr "itanium_class" "nop_m"))
1563       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_M")
1564(define_insn_reservation "1b_nop_b"   0
1565  (and (and (eq_attr "cpu" "itanium")
1566            (eq_attr "itanium_class" "nop_b"))
1567       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_NB")
1568(define_insn_reservation "1b_nop_i"   0
1569  (and (and (eq_attr "cpu" "itanium")
1570            (eq_attr "itanium_class" "nop_i"))
1571       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_I")
1572(define_insn_reservation "1b_nop_f"   0
1573  (and (and (eq_attr "cpu" "itanium")
1574            (eq_attr "itanium_class" "nop_f"))
1575       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_F")
1576(define_insn_reservation "1b_nop_x"   0
1577  (and (and (eq_attr "cpu" "itanium")
1578            (eq_attr "itanium_class" "nop_x"))
1579       (ne (symbol_ref "bundling_p") (const_int 0))) "1b_L")
1580(define_insn_reservation "1b_unknown" 1
1581  (and (and (eq_attr "cpu" "itanium")
1582            (eq_attr "itanium_class" "unknown"))
1583       (ne (symbol_ref "bundling_p") (const_int 0)))
1584  "1b_empty")
1585(define_insn_reservation "1b_nop" 1
1586  (and (and (eq_attr "cpu" "itanium")
1587            (eq_attr "itanium_class" "nop"))
1588       (ne (symbol_ref "bundling_p") (const_int 0)))
1589  "1b_M|1b_NB|1b_I|1b_F")
1590(define_insn_reservation "1b_ignore" 0
1591  (and (and (eq_attr "cpu" "itanium")
1592            (eq_attr "itanium_class" "ignore"))
1593       (ne (symbol_ref "bundling_p") (const_int 0)))
1594  "nothing")
1595
1596(define_insn_reservation "1b_pre_cycle" 0
1597   (and (and (eq_attr "cpu" "itanium")
1598             (eq_attr "itanium_class" "pre_cycle"))
1599        (ne (symbol_ref "bundling_p") (const_int 0)))
1600                         "(1b_0m_bs, 1b_m_cont)     \
1601                          | (1b_0mi_bs, 1b_mi_cont) \
1602                          | (1b_0mm_bs, 1b_mm_cont) \
1603                          | (1b_0mf_bs, 1b_mf_cont) \
1604                          | (1b_0b_bs, 1b_b_cont)   \
1605                          | (1b_0bb_bs, 1b_bb_cont) \
1606                          | (1b_0mb_bs, 1b_mb_cont) \
1607                          | (1b_1m_bs, 1b_m_cont)   \
1608                          | (1b_1mi_bs, 1b_mi_cont) \
1609                          | (1b_1mm_bs, 1b_mm_cont) \
1610                          | (1b_1mf_bs, 1b_mf_cont) \
1611                          | (1b_1b_bs, 1b_b_cont)   \
1612                          | (1b_1bb_bs, 1b_bb_cont) \
1613                          | (1b_1mb_bs, 1b_mb_cont) \
1614                          | (1b_m_stop, 1b_0mmi_cont)   \
1615                          | (1b_mi_stop, 1b_0mii_cont)")
1616
1617