]>
Commit | Line | Data |
---|---|---|
feeeff5c JR |
1 | ;; Machine description of the Adaptiva epiphany cpu for GNU C compiler |
2 | ;; Copyright (C) 1994, 1997, 1998, 1999, 2000, 2004, 2005, 2007, 2009, 2010, | |
82b06589 | 3 | ;; 2011, 2012 Free Software Foundation, Inc. |
feeeff5c JR |
4 | ;; Contributed by Embecosm on behalf of Adapteva, Inc. |
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 3, 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 COPYING3. If not see | |
20 | ;; <http://www.gnu.org/licenses/>. | |
21 | ||
22 | ;; See file "rtl.def" for documentation on define_insn, match_*, et. al. | |
23 | \f | |
24 | (define_constants | |
25 | [(GPR_0 0) | |
26 | (GPR_FP 11) | |
27 | (GPR_IP 12) | |
28 | (GPR_SP 13) | |
29 | (GPR_LR 14) | |
30 | (GPR_16 16) | |
31 | (GPR_18 18) | |
32 | (GPR_20 20) | |
33 | (ARG_POINTER_REGNUM 64) | |
34 | (FRAME_POINTER_REGNUM 65) | |
35 | (CC_REGNUM 66) ;; 66 or 17 | |
36 | (CCFP_REGNUM 67) ;; 67 or 18 | |
37 | (CONFIG_REGNUM 68) | |
38 | (STATUS_REGNUM 69) | |
39 | (LC_REGNUM 70) | |
40 | (LS_REGNUM 71) | |
41 | (LE_REGNUM 72) | |
42 | (IRET_REGNUM 73) | |
43 | (FP_NEAREST_REGNUM 74) | |
44 | (FP_TRUNCATE_REGNUM 75) | |
45 | (FP_ANYFP_REGNUM 76) | |
46 | (UNKNOWN_REGNUM 77) ; used for addsi3_r and friends | |
47 | ; We represent the return address as an unspec rather than a reg. | |
48 | ; If we used a reg, we could use register elimination, but eliminating | |
49 | ; to GPR_LR would make the latter visible to dataflow, thus making it | |
50 | ; harder to determine when it must be saved. | |
51 | (UNSPEC_RETURN_ADDR 0) | |
52 | (UNSPEC_FP_MODE 1) | |
53 | ||
54 | (UNSPECV_GID 0) | |
55 | (UNSPECV_GIE 1)]) | |
56 | ||
57 | ;; Insn type. Used to default other attribute values. | |
58 | ||
59 | (define_attr "type" | |
60 | "move,load,store,cmove,unary,compare,shift,mul,uncond_branch,branch,call,fp,fp_int,misc,sfunc,fp_sfunc,flow" | |
61 | (const_string "misc")) | |
62 | ||
63 | ;; Length (in # bytes) | |
64 | ||
65 | (define_attr "length" "" (const_int 4)) | |
66 | ||
67 | ;; The length here is the length of a single asm. | |
68 | ||
69 | (define_asm_attributes | |
70 | [(set_attr "length" "4") | |
71 | (set_attr "type" "misc")]) | |
72 | ||
73 | ;; pipeline model; so far we have only one. | |
74 | (define_attr "pipe_model" "epiphany" (const_string "epiphany")) | |
75 | ||
76 | (define_attr "rounding" "trunc,nearest" | |
77 | (cond [(ne (symbol_ref "TARGET_ROUND_NEAREST") (const_int 0)) | |
78 | (const_string "nearest")] | |
79 | (const_string "trunc"))) | |
80 | ||
81 | (define_attr "fp_mode" "round_unknown,round_nearest,round_trunc,int,caller,none" | |
82 | (cond [(eq_attr "type" "fp,fp_sfunc") | |
83 | (symbol_ref "(enum attr_fp_mode) epiphany_normal_fp_rounding") | |
84 | (eq_attr "type" "call") | |
85 | (symbol_ref "(enum attr_fp_mode) epiphany_normal_fp_mode") | |
86 | (eq_attr "type" "fp_int") | |
87 | (const_string "int")] | |
88 | (const_string "none"))) | |
89 | ||
90 | (include "epiphany-sched.md") | |
91 | ||
92 | (include "predicates.md") | |
93 | (include "constraints.md") | |
94 | ||
95 | ;; modes that are held in a single register, and hence, a word. | |
96 | (define_mode_iterator WMODE [SI SF HI QI V2HI V4QI]) | |
97 | (define_mode_iterator WMODE2 [SI SF HI QI V2HI V4QI]) | |
98 | ||
99 | ;; modes that are held in a two single registers | |
100 | (define_mode_iterator DWMODE [DI DF V2SI V2SF V4HI V8QI]) | |
101 | ||
102 | ;; Double-word mode made up of two single-word mode values. | |
103 | (define_mode_iterator DWV2MODE [V2SI V2SF]) | |
104 | (define_mode_attr vmode_part [(V2SI "si") (V2SF "sf")]) | |
105 | (define_mode_attr vmode_PART [(V2SI "SI") (V2SF "SF")]) | |
106 | (define_mode_attr vmode_fp_type [(V2SI "fp_int") (V2SF "fp")]) | |
107 | (define_mode_attr vmode_ccmode [(V2SI "CC") (V2SF "CC_FP")]) | |
108 | (define_mode_attr vmode_cc [(V2SI "CC_REGNUM") (V2SF "CCFP_REGNUM")]) | |
109 | ||
110 | ;; Move instructions. | |
111 | ||
112 | (define_expand "mov<mode>" | |
113 | [(set (match_operand:WMODE 0 "general_operand" "") | |
114 | (match_operand:WMODE 1 "general_operand" ""))] | |
115 | "" | |
116 | { | |
117 | if (<MODE>mode == V4QImode || <MODE>mode == V2HImode) | |
118 | { | |
119 | operands[0] = simplify_gen_subreg (SImode, operands[0], <MODE>mode, 0); | |
120 | operands[1] = simplify_gen_subreg (SImode, operands[1], <MODE>mode, 0); | |
121 | emit_insn (gen_movsi (operands[0], operands[1])); | |
122 | DONE; | |
123 | } | |
124 | if (GET_CODE (operands[0]) == MEM) | |
125 | operands[1] = force_reg (<MODE>mode, operands[1]); | |
126 | if (<MODE>mode == SImode | |
127 | && (operands[1] == frame_pointer_rtx || operands[1] == arg_pointer_rtx)) | |
128 | { | |
129 | rtx reg = operands[0]; | |
130 | ||
131 | if (!REG_P (reg)) | |
132 | reg = gen_reg_rtx (SImode); | |
133 | emit_insn (gen_move_frame (reg, operands[1])); | |
134 | operands[1] = reg; | |
135 | if (operands[0] == reg) | |
136 | DONE; | |
137 | } | |
138 | }) | |
139 | ||
140 | (define_insn "*movqi_insn" | |
141 | [(set (match_operand:QI 0 "move_dest_operand" "=Rcs, r, r,r,m") | |
142 | (match_operand:QI 1 "move_src_operand" "Rcs,rU16,Cal,m,r"))] | |
143 | ;; ??? Needed? | |
144 | "gpr_operand (operands[0], QImode) | |
145 | || gpr_operand (operands[1], QImode)" | |
146 | "@ | |
147 | mov %0,%1 | |
148 | mov %0,%1 | |
149 | mov %0,%1 | |
150 | ldrb %0,%1 | |
151 | strb %1,%0" | |
152 | [(set_attr "type" "move,move,move,load,store")]) | |
153 | ||
154 | (define_insn_and_split "*movhi_insn" | |
155 | [(set (match_operand:HI 0 "move_dest_operand" "=r, r,r,m") | |
156 | (match_operand:HI 1 "move_src_operand""rU16,Cal,m,r"))] | |
157 | "gpr_operand (operands[0], HImode) | |
158 | || gpr_operand (operands[1], HImode)" | |
159 | "@ | |
160 | mov %0,%1 | |
161 | mov %0,%%low(%1); %1 | |
162 | ldrh %0,%c1 | |
163 | strh %1,%c0" | |
164 | "reload_completed && CONSTANT_P (operands[1]) | |
165 | && !satisfies_constraint_U16 (operands[1]) && TARGET_SPLIT_LOHI" | |
166 | [(set (match_dup 2) (match_dup 3))] | |
167 | "operands[2] = simplify_gen_subreg (SImode, operands[0], HImode, 0); | |
168 | operands[3] = simplify_gen_subreg (SImode, operands[1], HImode, 0);" | |
169 | [(set_attr "type" "move,move,load,store")]) | |
170 | ||
171 | ;; We use a special pattern for a move from the frame pointer to | |
172 | ;; show the flag clobber that is needed when this move is changed | |
173 | ;; to an add by register elimination. | |
174 | ;; ??? A pseudo register might be equivalent to a function invariant, | |
175 | ;; and thus placed by reload into reg_equiv_invariant; if the pseudo | |
176 | ;; does not get a hard register, we then end up with the function | |
177 | ;; invariant in its place, i.e. an unexpected clobber of the flags | |
178 | ;; register. | |
179 | ;; | |
180 | ;; N.B. operand 1 is an operand so that reload will perform elimination. | |
181 | ;; | |
182 | ;; The post-reload pattern recognition and splitting is done in frame_move_1. | |
183 | (define_insn "move_frame" | |
184 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
185 | (match_operand:SI 1 "register_operand" "r")) | |
186 | (clobber (reg:CC CC_REGNUM))] | |
187 | "operands[1] == frame_pointer_rtx || operands[1] == arg_pointer_rtx" | |
188 | "#") | |
189 | ||
190 | (define_insn "movsi_high" | |
191 | [(set (match_operand:SI 0 "gpr_operand" "+r") | |
192 | (ior:SI (and:SI (match_dup 0) (const_int 65535)) | |
193 | (high:SI (match_operand:SI 1 "move_src_operand" "i"))))] | |
194 | "" | |
195 | "movt %0, %%high(%1)" | |
196 | [(set_attr "type" "move") | |
197 | (set_attr "length" "4")]) | |
198 | ||
199 | (define_insn "movsi_lo_sum" | |
200 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
201 | (lo_sum:SI (const_int 0) | |
202 | (match_operand:SI 1 "move_src_operand" "i")))] | |
203 | "" | |
204 | "mov %0, %%low(%1)" | |
205 | [(set_attr "type" "move") | |
206 | (set_attr "length" "4")]) | |
207 | ||
208 | (define_insn_and_split "*movsi_insn" | |
209 | [(set (match_operand:SI 0 "move_dest_operand" | |
210 | "= r, r, r, r, r, r, m, r, Rct") | |
211 | (match_operand:SI 1 "move_src_operand" | |
212 | "rU16Rra,Cm1,Cl1,Cr1,Cal,mSra,rRra,Rct,r"))] | |
213 | "gpr_operand (operands[0], SImode) | |
214 | || gpr_operand (operands[1], SImode) | |
215 | || satisfies_constraint_Sra (operands[1])" | |
216 | { | |
217 | switch (which_alternative) | |
218 | { | |
219 | case 0: return "mov %0,%1"; | |
220 | case 1: return "add %0,%-,(1+%1)"; | |
221 | case 2: operands[1] = GEN_INT (exact_log2 (-INTVAL (operands[1]))); | |
222 | return "lsl %0,%-,%1"; | |
223 | case 3: operands[1] = GEN_INT (32 - exact_log2 (INTVAL (operands[1]) + 1)); | |
224 | return "lsr %0,%-,%1"; | |
225 | case 4: return "mov %0,%%low(%1)\;movt %0,%%high(%1) ; %1"; | |
226 | case 5: return "ldr %0,%C1"; | |
227 | case 6: return "str %1,%C0"; | |
228 | case 7: return "movfs %0,%1"; | |
229 | case 8: return "movts %0,%1"; | |
230 | default: gcc_unreachable (); | |
231 | } | |
232 | } | |
233 | "reload_completed && CONSTANT_P (operands[1]) | |
234 | && !satisfies_constraint_U16 (operands[1]) | |
235 | && !satisfies_constraint_Cm1 (operands[1]) | |
236 | && !satisfies_constraint_Cl1 (operands[1]) | |
237 | && !satisfies_constraint_Cr1 (operands[1]) | |
238 | && TARGET_SPLIT_LOHI" | |
239 | [(match_dup 2) (match_dup 3)] | |
240 | "operands[2] = gen_movsi_lo_sum (operands[0], operands[1]); | |
241 | operands[3] = gen_movsi_high (operands[0], operands[1]);" | |
242 | [(set_attr "type" "move,misc,misc,misc,move,load,store,flow,flow") | |
243 | (set_attr "length" "4,4,4,4,8,4,4,4,4")]) | |
244 | ||
245 | (define_split | |
246 | [(set (match_operand:SI 0 "nonimmediate_operand") | |
247 | (unspec:SI [(const_int 0)] UNSPEC_RETURN_ADDR))] | |
248 | "reload_completed && !MACHINE_FUNCTION (cfun)->lr_clobbered" | |
249 | [(set (match_dup 0) (reg:SI GPR_LR))]) | |
250 | ||
251 | (define_split | |
252 | [(set (match_operand:SI 0 "gpr_operand") | |
253 | (unspec:SI [(const_int 0)] UNSPEC_RETURN_ADDR))] | |
254 | "reload_completed" | |
255 | [(set (match_dup 0) (match_dup 1))] | |
256 | { | |
257 | emit_insn (gen_reload_insi_ra (operands[0], operands[1])); | |
258 | DONE; | |
259 | }) | |
260 | ||
261 | (define_expand "reload_insi_ra" | |
262 | [(set (match_operand:SI 0 "gpr_operand" "r") (match_operand:SI 1 "" "Sra"))] | |
263 | "" | |
264 | { | |
265 | rtx addr | |
266 | = (frame_pointer_needed ? hard_frame_pointer_rtx : stack_pointer_rtx); | |
267 | ||
0a81f074 | 268 | addr = plus_constant (Pmode, addr, MACHINE_FUNCTION (cfun)->lr_slot_offset); |
feeeff5c JR |
269 | operands[1] = gen_frame_mem (SImode, addr); |
270 | }) | |
271 | ||
272 | ;; If the frame pointer elimination offset is zero, we'll use this pattern. | |
273 | ;; Note that the splitter can accept any gpr in operands[1]; this is | |
274 | ;; necessary, (e.g. for compile/20021015-1.c -O0,) | |
275 | ;; because when register elimination cannot be done with the constant | |
276 | ;; as an immediate operand of the add instruction, reload will resort to | |
277 | ;; loading the constant into a reload register, using gen_add2_insn to add | |
278 | ;; the stack pointer, and then use the reload register as new source in | |
279 | ;; the move_frame pattern. | |
280 | (define_insn_and_split "*move_frame_1" | |
281 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
282 | (match_operand:SI 1 "gpr_operand" "r")) | |
283 | (clobber (reg:CC CC_REGNUM))] | |
284 | "(reload_in_progress || reload_completed) | |
285 | && (operands[1] == stack_pointer_rtx | |
286 | || operands[1] == hard_frame_pointer_rtx)" | |
287 | "#" | |
288 | "reload_in_progress || reload_completed" | |
289 | [(set (match_dup 0) (match_dup 1))]) | |
290 | ||
291 | (define_expand "mov<mode>" | |
292 | [(set (match_operand:DWMODE 0 "general_operand" "") | |
293 | (match_operand:DWMODE 1 "general_operand" ""))] | |
294 | "" | |
295 | " | |
296 | { | |
297 | if (GET_MODE_CLASS (<MODE>mode) == MODE_VECTOR_INT | |
298 | || GET_MODE_CLASS (<MODE>mode) == MODE_VECTOR_FLOAT) | |
299 | { | |
300 | if (epiphany_vect_align == 4 && TARGET_SPLIT_VECMOVE_EARLY) | |
301 | { | |
302 | rtx o0l, o0h, o1l, o1h; | |
303 | ||
304 | o0l = simplify_gen_subreg (SImode, operands[0], <MODE>mode, 0); | |
305 | o0h = simplify_gen_subreg (SImode, operands[0], <MODE>mode, | |
306 | UNITS_PER_WORD); | |
307 | o1l = simplify_gen_subreg (SImode, operands[1], <MODE>mode, 0); | |
308 | o1h = simplify_gen_subreg (SImode, operands[1], <MODE>mode, | |
309 | UNITS_PER_WORD); | |
310 | if (reg_overlap_mentioned_p (o0l, o1h)) | |
311 | { | |
312 | emit_move_insn (o0h, o1h); | |
313 | emit_move_insn (o0l, o1l); | |
314 | } | |
315 | else | |
316 | { | |
317 | emit_move_insn (o0l, o1l); | |
318 | emit_move_insn (o0h, o1h); | |
319 | } | |
320 | DONE; | |
321 | } | |
322 | /* lower_subreg has a tendency to muck up vectorized code. | |
323 | To protect the wide memory accesses, we must use same-size | |
324 | subregs. */ | |
325 | if (epiphany_vect_align != 4 /* == 8 */ | |
326 | && !reload_in_progress | |
327 | && (GET_CODE (operands[0]) == MEM || GET_CODE (operands[1]) == MEM) | |
328 | && (GET_CODE (operands[0]) != SUBREG | |
329 | || (GET_MODE_SIZE (GET_MODE (SUBREG_REG (operands[0]))) | |
330 | != GET_MODE_SIZE (<MODE>mode) | |
331 | && GET_CODE (operands[1]) != SUBREG))) | |
332 | { | |
333 | operands[0] | |
334 | = simplify_gen_subreg (DImode, operands[0], <MODE>mode, 0); | |
335 | operands[1] | |
336 | = simplify_gen_subreg (DImode, operands[1], <MODE>mode, 0); | |
337 | emit_insn (gen_movdi (operands[0], operands[1])); | |
338 | DONE; | |
339 | } | |
340 | } | |
341 | /* Everything except mem = const or mem = mem can be done easily. */ | |
342 | ||
343 | if (GET_CODE (operands[0]) == MEM) | |
344 | operands[1] = force_reg (<MODE>mode, operands[1]); | |
345 | }") | |
346 | ||
347 | (define_insn_and_split "*mov<mode>_insn" | |
348 | [(set (match_operand:DWMODE 0 "move_dest_operand" "=r, r,r,m") | |
349 | (match_operand:DWMODE 1 "move_double_src_operand" "r,CalE,m,r"))] | |
350 | "(gpr_operand (operands[0], <MODE>mode) | |
351 | || gpr_operand (operands[1], <MODE>mode))" | |
352 | "@ | |
353 | # | |
354 | # | |
355 | ldrd %0,%X1 | |
356 | strd %1,%X0" | |
357 | "reload_completed | |
358 | && ((!MEM_P (operands[0]) && !MEM_P (operands[1])) | |
359 | || epiphany_vect_align == 4)" | |
360 | [(set (match_dup 2) (match_dup 3)) | |
361 | (set (match_dup 4) (match_dup 5))] | |
362 | { | |
363 | int word0 = 0, word1 = UNITS_PER_WORD; | |
364 | ||
365 | if (post_modify_operand (operands[0], <MODE>mode) | |
366 | || post_modify_operand (operands[1], <MODE>mode)) | |
367 | word0 = UNITS_PER_WORD, word1 = 0; | |
368 | ||
369 | operands[2] = simplify_gen_subreg (SImode, operands[0], <MODE>mode, word0); | |
370 | operands[3] = simplify_gen_subreg (SImode, operands[1], <MODE>mode, word0); | |
371 | operands[4] = simplify_gen_subreg (SImode, operands[0], <MODE>mode, word1); | |
372 | operands[5] = simplify_gen_subreg (SImode, operands[1], <MODE>mode, word1); | |
373 | if (post_modify_operand (operands[0], <MODE>mode)) | |
374 | operands[2] | |
375 | = change_address (operands[2], VOIDmode, | |
0a81f074 | 376 | plus_constant (Pmode, XEXP (XEXP (operands[0], 0), 0), |
feeeff5c JR |
377 | UNITS_PER_WORD)); |
378 | if (post_modify_operand (operands[1], <MODE>mode)) | |
379 | operands[3] | |
380 | = change_address (operands[3], VOIDmode, | |
0a81f074 | 381 | plus_constant (Pmode, XEXP (XEXP (operands[1], 0), 0), |
feeeff5c JR |
382 | UNITS_PER_WORD)); |
383 | } | |
384 | [(set_attr "type" "move,move,load,store") | |
385 | (set_attr "length" "8,16,4,4")]) | |
386 | ||
387 | ||
388 | (define_insn_and_split "*movsf_insn" | |
389 | [(set (match_operand:SF 0 "move_dest_operand" "=r,r,r,m") | |
390 | (match_operand:SF 1 "move_src_operand" "r,E,m,r"))] | |
391 | "gpr_operand (operands[0], SFmode) | |
392 | || gpr_operand (operands[1], SFmode)" | |
393 | "@ | |
394 | mov %0,%1 | |
395 | mov %0,%%low(%1)\;movt %0,%%high(%1) ; %1 | |
396 | ldr %0,%C1 | |
397 | str %1,%C0" | |
398 | "reload_completed && CONSTANT_P (operands[1]) && TARGET_SPLIT_LOHI" | |
399 | [(set (match_dup 2) (match_dup 3))] | |
400 | "operands[2] = simplify_gen_subreg (SImode, operands[0], SFmode, 0); | |
401 | operands[3] = simplify_gen_subreg (SImode, operands[1], SFmode, 0);" | |
402 | [(set_attr "type" "move,move,load,store") | |
403 | (set_attr "length" "4,8,4,4")]) | |
404 | ||
405 | (define_expand "addsi3" | |
406 | [(set (match_operand:SI 0 "add_reg_operand" "") | |
407 | (plus:SI (match_operand:SI 1 "add_reg_operand" "") | |
408 | (match_operand:SI 2 "add_operand" "")))] | |
409 | "" | |
410 | " | |
411 | { | |
412 | if (reload_in_progress || reload_completed) | |
413 | emit_insn (gen_addsi3_r (operands[0], operands[1], operands[2])); | |
414 | else | |
415 | emit_insn (gen_addsi3_i (operands[0], operands[1], operands[2])); | |
416 | DONE; | |
417 | }") | |
418 | ||
419 | (define_insn "addsi3_i" | |
420 | [(set (match_operand:SI 0 "add_reg_operand" "=r") | |
421 | (plus:SI (match_operand:SI 1 "add_reg_operand" "%r") | |
422 | (match_operand:SI 2 "add_operand" "rL"))) | |
423 | (clobber (reg:CC CC_REGNUM))] | |
424 | "" | |
425 | "add %0,%1,%2" | |
426 | [(set_attr "type" "misc")]) | |
427 | ||
428 | ; We use a clobber of UNKNOWN_REGNUM here so that the peephole optimizers | |
429 | ; can identify the unresolved flags clobber problem, and also to | |
430 | ; avoid unwanted matches. | |
431 | ; | |
432 | ; At -O0 / -O1 we don't peephole all instances away. We could get better | |
433 | ; debug unwinding through the emitted code if we added a splitter. | |
434 | (define_insn "addsi3_r" | |
435 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
436 | (plus:SI (match_operand:SI 1 "gpr_operand" "%r") | |
437 | (match_operand:SI 2 "nonmemory_operand" "rCar"))) | |
438 | (clobber (reg:CC UNKNOWN_REGNUM))] | |
439 | "reload_in_progress || reload_completed" | |
440 | { | |
441 | int scratch = (0x17 | |
442 | ^ (true_regnum (operands[0]) & 1) | |
443 | ^ (true_regnum (operands[1]) & 2) | |
444 | ^ (true_regnum (operands[2]) & 4)); | |
445 | asm_fprintf (asm_out_file, "\tstr r%d,[sp,#0]\n", scratch); | |
446 | asm_fprintf (asm_out_file, "\tmovfs r%d,status\n", scratch); | |
447 | output_asm_insn ("add %0,%1,%2", operands); | |
448 | asm_fprintf (asm_out_file, "\tmovts status,r%d\n", scratch); | |
449 | asm_fprintf (asm_out_file, "\tldr r%d,[sp,#0]\n", scratch); | |
450 | return ""; | |
451 | } | |
452 | [(set_attr "length" "20") | |
453 | (set_attr "type" "misc")]) | |
454 | ||
455 | ;; reload uses gen_addsi2 because it doesn't understand the need for | |
456 | ;; the clobber. | |
457 | (define_peephole2 | |
458 | [(set (match_operand:SI 0 "gpr_operand" "") | |
459 | (match_operand:SI 1 "const_int_operand" "")) | |
460 | (parallel [(set (match_dup 0) | |
461 | (plus:SI (match_dup 0) | |
462 | (match_operand:SI 2 "gpr_operand"))) | |
463 | (clobber (reg:CC UNKNOWN_REGNUM))])] | |
464 | "satisfies_constraint_L (operands[1]) | |
465 | || ((operands[2] == stack_pointer_rtx | |
466 | || (operands[2] == hard_frame_pointer_rtx && frame_pointer_needed)) | |
467 | && !peep2_regno_dead_p (2, CC_REGNUM) | |
468 | && satisfies_constraint_Car (operands[1]))" | |
469 | [(parallel [(set (match_dup 0) | |
470 | (plus:SI (match_dup 2) (match_dup 1))) | |
471 | (clobber (reg:CC UNKNOWN_REGNUM))])] | |
472 | ;; FIXME: | |
473 | ;; need this patch: http://gcc.gnu.org/ml/gcc-patches/2011-10/msg02819.html | |
474 | ;; "peep2_rescan = true;" | |
475 | ) | |
476 | ||
477 | (define_peephole2 | |
478 | [(match_parallel 5 "" | |
479 | [(set (match_operand 3 "cc_operand" "") (match_operand 4 "" ""))]) | |
480 | (parallel [(set (match_operand:SI 0 "gpr_operand" "") | |
481 | (plus:SI (match_operand:SI 1 "gpr_operand" "") | |
482 | (match_operand:SI 2 "nonmemory_operand" ""))) | |
483 | (clobber (reg:CC UNKNOWN_REGNUM))])] | |
484 | "REGNO (operands[3]) == CC_REGNUM | |
485 | && (gpr_operand (operands[2], SImode) | |
486 | || satisfies_constraint_L (operands[2])) | |
487 | && !reg_overlap_mentioned_p (operands[0], operands[5]) | |
488 | && !reg_set_p (operands[1], operands[5]) | |
489 | && !reg_set_p (operands[2], operands[5])" | |
490 | [(parallel [(set (match_operand:SI 0 "gpr_operand" "") | |
491 | (plus:SI (match_operand:SI 1 "gpr_operand" "") | |
492 | (match_operand:SI 2 "nonmemory_operand" ""))) | |
493 | (clobber (reg:CC CC_REGNUM))]) | |
494 | (match_dup 5)] | |
495 | "") | |
496 | ||
497 | (define_peephole2 | |
498 | [(parallel [(set (match_operand:SI 0 "gpr_operand" "") | |
499 | (plus:SI (match_operand:SI 1 "gpr_operand" "") | |
500 | (match_operand:SI 2 "nonmemory_operand" ""))) | |
501 | (clobber (reg:CC UNKNOWN_REGNUM))])] | |
502 | "peep2_regno_dead_p (1, CC_REGNUM) | |
503 | && (gpr_operand (operands[2], SImode) | |
504 | || satisfies_constraint_L (operands[2]))" | |
505 | [(parallel [(set (match_operand:SI 0 "gpr_operand" "") | |
506 | (plus:SI (match_operand:SI 1 "gpr_operand" "") | |
507 | (match_operand:SI 2 "nonmemory_operand" ""))) | |
508 | (clobber (reg:CC CC_REGNUM))])] | |
509 | "") | |
510 | ||
511 | (define_peephole2 | |
512 | [(parallel [(set (match_operand:SI 0 "gpr_operand" "") | |
513 | (plus:SI (reg:SI GPR_SP) | |
514 | (match_operand:SI 1 "nonmemory_operand" ""))) | |
515 | (clobber (reg:CC UNKNOWN_REGNUM))])] | |
516 | "(REG_P (operands[1]) && !reg_overlap_mentioned_p (operands[0], operands[1])) | |
517 | || RTX_OK_FOR_OFFSET_P (<MODE>mode, operands[1])" | |
518 | [(set (match_dup 0) (reg:SI GPR_SP)) | |
519 | (set (mem:WMODE (post_modify (match_dup 0) | |
520 | (plus:SI (match_dup 0) (match_dup 1)))) | |
521 | (reg:WMODE GPR_SP))] | |
522 | "") | |
523 | ||
524 | ||
525 | ||
526 | (define_peephole2 | |
527 | [(parallel [(set (match_operand:SI 0 "gpr_operand" "") | |
528 | (plus:SI (reg:SI GPR_FP) | |
529 | (match_operand:SI 1 "nonmemory_operand" ""))) | |
530 | (clobber (reg:CC UNKNOWN_REGNUM))]) | |
531 | (match_scratch:WMODE 2 "r")] | |
532 | "frame_pointer_needed | |
533 | && ((REG_P (operands[1]) | |
534 | && !reg_overlap_mentioned_p (operands[0], operands[1])) | |
535 | || RTX_OK_FOR_OFFSET_P (<MODE>mode, operands[1]))" | |
536 | [(set (match_dup 0) (reg:SI GPR_FP)) | |
537 | (set (match_dup 2) | |
538 | (mem:WMODE (post_modify (match_dup 0) | |
539 | (plus:SI (match_dup 0) (match_dup 1)))))] | |
540 | "") | |
541 | ||
542 | (define_insn "subsi3" | |
543 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
544 | (minus:SI (match_operand:SI 1 "add_reg_operand" "r") | |
545 | (match_operand:SI 2 "arith_operand" "rL"))) | |
546 | (clobber (reg:CC CC_REGNUM))] | |
547 | "" | |
548 | "sub %0,%1,%2" | |
549 | [(set_attr "type" "misc")]) | |
550 | ||
551 | ; After mode-switching, floating point operations, fp_sfuncs and calls | |
552 | ; must exhibit the use of the control register, lest the setting of the | |
553 | ; control register could be deleted or moved. OTOH a use of a hard register | |
554 | ; greatly coundounds optimizers like the rtl loop optimizers or combine. | |
555 | ; Therefore, we put an extra pass immediately after the mode switching pass | |
556 | ; that inserts the USEs of the control registers, and sets a flag in struct | |
557 | ; machine_function that float_operation can henceforth only match with that | |
558 | ; USE. | |
559 | ||
560 | ;; Addition | |
561 | (define_expand "addsf3" | |
562 | [(parallel | |
563 | [(set (match_operand:SF 0 "gpr_operand" "") | |
564 | (plus:SF (match_operand:SF 1 "gpr_operand" "") | |
565 | (match_operand:SF 2 "gpr_operand" ""))) | |
566 | (clobber (reg:CC_FP CCFP_REGNUM))])]) | |
567 | ||
568 | (define_insn "*addsf3_i" | |
569 | [(match_parallel 3 "float_operation" | |
570 | [(set (match_operand:SF 0 "gpr_operand" "=r") | |
571 | (plus:SF (match_operand:SF 1 "gpr_operand" "%r") | |
572 | (match_operand:SF 2 "gpr_operand" "r"))) | |
573 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
574 | "" | |
575 | "fadd %0,%1,%2" | |
576 | [(set_attr "type" "fp")]) | |
577 | ||
578 | ;; Subtraction | |
579 | (define_expand "subsf3" | |
580 | [(parallel | |
581 | [(set (match_operand:SF 0 "gpr_operand" "") | |
582 | (minus:SF (match_operand:SF 1 "gpr_operand" "") | |
583 | (match_operand:SF 2 "gpr_operand" ""))) | |
584 | (clobber (reg:CC_FP CCFP_REGNUM))])]) | |
585 | ||
586 | (define_insn "*subsf3_i" | |
587 | [(match_parallel 3 "float_operation" | |
588 | [(set (match_operand:SF 0 "gpr_operand" "=r") | |
589 | (minus:SF (match_operand:SF 1 "gpr_operand" "r") | |
590 | (match_operand:SF 2 "gpr_operand" "r"))) | |
591 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
592 | "" | |
593 | "fsub %0,%1,%2" | |
594 | [(set_attr "type" "fp")]) | |
595 | ||
596 | (define_expand "subsf3_f" | |
597 | [(parallel | |
598 | [(set (reg:CC_FP CCFP_REGNUM) | |
599 | (compare:CC_FP (match_operand:SF 1 "gpr_operand" "r") | |
600 | (match_operand:SF 2 "gpr_operand" "r"))) | |
601 | (set (match_operand:SF 0 "gpr_operand" "=r") | |
602 | (minus:SF (match_dup 1) (match_dup 2)))])] | |
603 | "!TARGET_SOFT_CMPSF") | |
604 | ||
605 | (define_insn "*subsf3_f_i" | |
606 | [(match_parallel 3 "float_operation" | |
607 | [(set (reg:CC_FP CCFP_REGNUM) | |
608 | (compare:CC_FP (match_operand:SF 1 "gpr_operand" "r") | |
609 | (match_operand:SF 2 "gpr_operand" "r"))) | |
610 | (set (match_operand:SF 0 "gpr_operand" "=r") | |
611 | (minus:SF (match_dup 1) (match_dup 2)))])] | |
612 | "!TARGET_SOFT_CMPSF" | |
613 | "fsub %0,%1,%2" | |
614 | [(set_attr "type" "fp")]) | |
615 | ||
616 | ; There is an fabs instruction, but it has longer latency. | |
617 | (define_expand "abssf2" | |
618 | [(set (match_operand:SF 0 "gpr_operand" "") | |
619 | (abs:SF (match_operand:SF 1 "gpr_operand" "")))] | |
620 | "" | |
621 | " | |
622 | { | |
623 | rtx op1 = copy_to_mode_reg (SImode, simplify_gen_subreg (SImode, operands[1], | |
624 | SFmode, 0)); | |
625 | rtx op0 = simplify_gen_subreg (SImode, operands[0], SFmode, 0); | |
626 | ||
627 | emit_insn (gen_ashlsi3 (op1, op1, const1_rtx)); | |
628 | emit_insn (gen_lshrsi3 (op0, op1, const1_rtx)); | |
629 | DONE; | |
630 | }") | |
631 | ||
632 | ;; Multiplication | |
633 | (define_expand "mulsf3" | |
634 | [(parallel | |
635 | [(set (match_operand:SF 0 "gpr_operand" "") | |
636 | (mult:SF (match_operand:SF 1 "gpr_operand" "") | |
637 | (match_operand:SF 2 "gpr_operand" ""))) | |
638 | (clobber (reg:CC_FP CCFP_REGNUM))])]) | |
639 | ||
640 | (define_insn "*mulsf3_i" | |
641 | [(match_parallel 3 "float_operation" | |
642 | [(set (match_operand:SF 0 "gpr_operand" "=r") | |
643 | (mult:SF (match_operand:SF 1 "gpr_operand" "%r") | |
644 | (match_operand:SF 2 "gpr_operand" "r"))) | |
645 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
646 | "" | |
647 | "fmul %0,%1,%2" | |
648 | [(set_attr "type" "fp")]) | |
649 | ||
650 | ;; Division | |
651 | (define_expand "divsf3" | |
652 | [(set (match_operand:SF 0 "gpr_operand" "") | |
653 | (div:SF (match_operand:SF 1 "gpr_operand" "") | |
654 | (match_operand:SF 2 "gpr_operand" "")))] | |
655 | "flag_reciprocal_math" | |
656 | { | |
657 | rtx one = CONST1_RTX (SFmode); | |
658 | rtx dst = operands[0]; | |
659 | ||
660 | if (rtx_equal_p (dst, operands[1])) | |
661 | { | |
662 | emit_move_insn (dst, one); | |
663 | DONE; | |
664 | } | |
665 | else if (!register_operand (dst, SFmode) && can_create_pseudo_p ()) | |
666 | dst = gen_reg_rtx (SFmode); | |
667 | emit_insn (gen_recipsf2 (dst, one, operands[2], | |
668 | sfunc_symbol (\"__fast_recipsf2\"))); | |
669 | emit_insn (gen_mulsf3 (operands[0], operands[1], dst)); | |
670 | DONE; | |
671 | }) | |
672 | ||
673 | ;; Before reload, keep the hard reg usage to clobbers so that the loop | |
674 | ;; optimizers can more easily move this insn. | |
675 | ;; It would be nicer to use a constraint for a GPR_0 - only register class, | |
676 | ;; but sched1 can still cause trouble then, and there is no guarantee of | |
677 | ;; better register allocations. | |
678 | ;; Neither is there when using the opposite strategy - putting explicit | |
679 | ;; hard register references into pre-reload rtl. | |
680 | (define_expand "recipsf2" | |
681 | [(parallel | |
682 | [(set (match_operand:SF 0 "gpr_operand" "") | |
683 | (div:SF (match_operand:SF 1 "const_float_1_operand" "") | |
684 | (match_operand:SF 2 "move_src_operand" ""))) | |
685 | (use (match_operand:SI 3 "move_src_operand" "")) | |
686 | (clobber (reg:SF 0)) | |
687 | (clobber (reg:SI 1)) | |
688 | (clobber (reg:SF GPR_IP)) | |
689 | (clobber (reg:DI GPR_16)) | |
690 | (clobber (reg:DI GPR_18)) | |
691 | (clobber (reg:SI GPR_20)) | |
692 | (clobber (reg:SI GPR_LR)) | |
693 | (clobber (reg:CC CC_REGNUM)) | |
694 | (clobber (reg:CC_FP CCFP_REGNUM))])]) | |
695 | ||
696 | (define_insn_and_split "*recipsf2_1" | |
697 | [(match_parallel 4 "float_operation" | |
698 | [(set (match_operand:SF 0 "gpr_operand" "=r,r") | |
699 | (div:SF (match_operand:SF 1 "const_float_1_operand" "") | |
700 | (match_operand:SF 2 "move_src_operand" "rU16m,rU16mCal"))) | |
701 | (use (match_operand:SI 3 "move_src_operand" "rU16m,rU16mCal")) | |
702 | (clobber (reg:SF 0)) | |
703 | (clobber (reg:SI 1)) | |
704 | (clobber (reg:SF GPR_IP)) | |
705 | (clobber (reg:DI GPR_16)) | |
706 | (clobber (reg:DI GPR_18)) | |
707 | (clobber (reg:SI GPR_20)) | |
708 | (clobber (reg:SI GPR_LR)) | |
709 | (clobber (reg:CC CC_REGNUM)) | |
710 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
711 | "flag_reciprocal_math" | |
712 | "#" | |
713 | "&& reload_completed" | |
714 | [(set (reg:SI 1) (match_dup 3)) | |
715 | (set (reg:SF 0) (match_dup 2)) | |
716 | (parallel | |
717 | [(set (reg:SF 0) | |
718 | (div:SF (match_dup 1) | |
719 | (reg:SF 0))) | |
720 | (use (reg:SI 1)) | |
721 | (clobber (reg:SI GPR_IP)) | |
722 | (clobber (reg:DI GPR_16)) | |
723 | (clobber (reg:DI GPR_18)) | |
724 | (clobber (reg:SI GPR_20)) | |
725 | (clobber (reg:SI GPR_LR)) | |
726 | (clobber (reg:CC CC_REGNUM)) | |
727 | (clobber (reg:CC_FP CCFP_REGNUM)) | |
728 | (match_dup 5) | |
729 | (match_dup 6)]) | |
730 | (set (match_dup 0) (reg:SF 0))] | |
731 | "operands[5] = XVECEXP (operands[4], 0, XVECLEN (operands[4], 0) - 2); | |
732 | operands[6] = XVECEXP (operands[4], 0, XVECLEN (operands[4], 0) - 1);" | |
733 | [(set_attr "type" "fp_sfunc") | |
734 | (set_attr "length" "16,24")]) | |
735 | ||
736 | (define_insn "*recipsf2_2" | |
737 | [(match_parallel 1 "float_operation" | |
738 | [(set (reg:SF 0) | |
739 | (div:SF (match_operand:SF 0 "const_float_1_operand" "") | |
740 | (reg:SF 0))) | |
741 | (use (reg:SI 1)) | |
742 | (clobber (reg:SI GPR_IP)) | |
743 | (clobber (reg:DI GPR_16)) | |
744 | (clobber (reg:DI GPR_18)) | |
745 | (clobber (reg:SI GPR_20)) | |
746 | (clobber (reg:SI GPR_LR)) | |
747 | (clobber (reg:CC CC_REGNUM)) | |
748 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
749 | "flag_reciprocal_math" | |
750 | "jalr r1" | |
751 | [(set_attr "type" "fp_sfunc")]) | |
752 | ||
753 | ||
754 | ;; Fused multiply-add | |
755 | (define_expand "fmasf4" | |
756 | [(parallel | |
757 | [(set (match_operand:SF 0 "gpr_operand" "") | |
758 | (fma:SF (match_operand:SF 1 "gpr_operand" "") | |
759 | (match_operand:SF 2 "gpr_operand" "") | |
760 | (match_operand:SF 3 "gpr_operand" ""))) | |
761 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
762 | "") | |
763 | ||
764 | ; The multiply operands are commutative, but since they have the | |
765 | ; same constraints, there is no point in telling reload about this. | |
766 | (define_insn "*fmadd" | |
767 | [(match_parallel 4 "float_operation" | |
768 | [(set (match_operand:SF 0 "gpr_operand" "=r") | |
769 | (fma:SF (match_operand:SF 1 "gpr_operand" "r") | |
770 | (match_operand:SF 2 "gpr_operand" "r") | |
771 | (match_operand:SF 3 "gpr_operand" "0"))) | |
772 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
773 | "" | |
774 | "fmadd %0,%1,%2" | |
775 | [(set_attr "type" "fp")]) | |
776 | ||
777 | ; Once vetorization consistently works for this port, should check | |
778 | ; if the fmadd / fmsub patterns still serve a purpose. With the | |
779 | ; introduction of fma / fnma handling by the SSA optimizers, | |
780 | ; at least scalars should be handled by these optimizers, would | |
781 | ; have to see how well they do on vectors from auto-vectorization. | |
782 | ; | |
783 | ; combiner pattern, also used by vector combiner pattern | |
784 | (define_expand "maddsf" | |
785 | [(parallel | |
786 | [(set (match_operand:SF 0 "gpr_operand" "=r") | |
787 | (plus:SF (mult:SF (match_operand:SF 1 "gpr_operand" "r") | |
788 | (match_operand:SF 2 "gpr_operand" "r")) | |
789 | (match_operand:SF 3 "gpr_operand" "0"))) | |
790 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
791 | "TARGET_FUSED_MADD") | |
792 | ||
793 | (define_insn "*maddsf_combine" | |
794 | [(match_parallel 4 "float_operation" | |
795 | [(set (match_operand:SF 0 "gpr_operand" "=r") | |
796 | (plus:SF (mult:SF (match_operand:SF 1 "gpr_operand" "r") | |
797 | (match_operand:SF 2 "gpr_operand" "r")) | |
798 | (match_operand:SF 3 "gpr_operand" "0"))) | |
799 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
800 | "TARGET_FUSED_MADD" | |
801 | "fmadd %0,%1,%2" | |
802 | [(set_attr "type" "fp")]) | |
803 | ||
804 | ;; Fused multiply-sub | |
805 | (define_expand "fnmasf4" | |
806 | [(parallel | |
807 | [(set (match_operand:SF 0 "gpr_operand" "") | |
808 | (fma:SF (neg:SF (match_operand:SF 1 "gpr_operand" "")) | |
809 | (match_operand:SF 2 "gpr_operand" "") | |
810 | (match_operand:SF 3 "gpr_operand" ""))) | |
811 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
812 | "") | |
813 | ||
814 | (define_insn "*fmsub" | |
815 | [(match_parallel 4 "float_operation" | |
816 | [(set (match_operand:SF 0 "gpr_operand" "=r") | |
817 | (fma:SF (neg:SF (match_operand:SF 1 "gpr_operand" "r")) | |
818 | (match_operand:SF 2 "gpr_operand" "r") | |
819 | (match_operand:SF 3 "gpr_operand" "0"))) | |
820 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
821 | "" | |
822 | "fmsub %0,%1,%2" | |
823 | [(set_attr "type" "fp")]) | |
824 | ||
825 | (define_insn "*fmsub_combine" | |
826 | [(match_parallel 4 "float_operation" | |
827 | [(set (match_operand:SF 0 "gpr_operand" "=r") | |
828 | (minus:SF (match_operand:SF 3 "gpr_operand" "0") | |
829 | (mult:SF (match_operand:SF 1 "gpr_operand" "r") | |
830 | (match_operand:SF 2 "gpr_operand" "r")))) | |
831 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
832 | "TARGET_FUSED_MADD" | |
833 | "fmsub %0,%1,%2" | |
834 | [(set_attr "type" "fp")]) | |
835 | ||
836 | ;; float / integer conversions | |
837 | ||
838 | (define_expand "floatsisf2" | |
839 | [(parallel | |
840 | [(set (match_operand:SF 0 "gpr_operand" "") | |
841 | (float:SF (match_operand:SI 1 "gpr_operand" ""))) | |
842 | (clobber (reg:CC_FP CCFP_REGNUM))])]) | |
843 | ||
844 | (define_insn "*floatsisf2_i" | |
845 | [(match_parallel 2 "float_operation" | |
846 | [(set (match_operand:SF 0 "gpr_operand" "=r") | |
847 | (float:SF (match_operand:SI 1 "gpr_operand" "r"))) | |
848 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
849 | "" | |
850 | "float %0, %1" | |
851 | [(set_attr "type" "fp")]) | |
852 | ||
853 | (define_expand "floatsisf2_cmp" | |
854 | [(parallel | |
855 | [(set (reg:CC_FP CCFP_REGNUM) | |
856 | (compare:CC_FP (float:SF (match_operand:SF 1 "gpr_operand" "r")) | |
857 | (match_dup 2))) | |
858 | (set (match_operand:SF 0 "gpr_operand" "=r") | |
859 | (float:SF (match_dup 1)))])] | |
860 | "" | |
861 | "operands[2] = CONST0_RTX (SFmode);") | |
862 | ||
863 | (define_insn "*floatsisf2_cmp_i" | |
864 | [(match_parallel 3 "float_operation" | |
865 | [(set (reg:CC_FP CCFP_REGNUM) | |
866 | (compare:CC_FP (float:SF (match_operand:SF 1 "gpr_operand" "r")) | |
867 | (match_operand:SF 2 "const0_operand" ""))) | |
868 | (set (match_operand:SF 0 "gpr_operand" "=r") | |
869 | (float:SF (match_dup 1)))])] | |
870 | "" | |
871 | "float %0, %1" | |
872 | [(set_attr "type" "fp")]) | |
873 | ||
874 | (define_expand "floatunssisf2" | |
875 | [(set (match_operand:SF 0 "gpr_operand" "") | |
876 | (float:SF (match_operand:SI 1 "gpr_operand" "")))] | |
877 | "epiphany_normal_fp_rounding == /*FP_MODE_ROUND_TRUNC*/ 2" | |
878 | { | |
879 | rtx cst = force_reg (SImode, gen_int_mode (0xb0800000, SImode)); | |
880 | rtx tmp = gen_reg_rtx (SImode); | |
881 | rtx cmp = gen_rtx_GTU (VOIDmode, gen_rtx_REG (CCmode, CC_REGNUM), const0_rtx); | |
882 | ||
883 | if (reg_overlap_mentioned_p (operands[0], operands[1])) | |
884 | operands[1] = copy_to_mode_reg (SImode, operands[1]); | |
885 | emit_insn (gen_floatsisf2 (operands[0], operands[1])); | |
886 | emit_insn (gen_ashrsi3 (tmp, operands[1], GEN_INT (8))); | |
887 | emit_insn (gen_sub_f (tmp, tmp, cst)); | |
888 | emit_insn (gen_movsfcc (operands[0], cmp, | |
889 | simplify_gen_subreg (SFmode, tmp, SImode, 0), | |
890 | operands[0])); | |
891 | DONE; | |
892 | }) | |
893 | ||
894 | (define_expand "fix_truncsfsi2" | |
895 | [(parallel | |
896 | [(set (match_operand:SI 0 "gpr_operand" "") | |
897 | (fix:SI (match_operand:SF 1 "gpr_operand" ""))) | |
898 | (clobber (reg:CC_FP CCFP_REGNUM))])]) | |
899 | ||
900 | (define_insn "*fix_truncsfsi2_i" | |
901 | [(match_parallel 2 "float_operation" | |
902 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
903 | (fix:SI (match_operand:SF 1 "gpr_operand" "r"))) | |
904 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
905 | "" | |
906 | "fix %0, %1" | |
907 | [(set_attr "type" "fp") | |
908 | (set_attr "fp_mode" "round_trunc")]) | |
909 | ||
910 | (define_expand "fixuns_truncsfsi2" | |
911 | [(set (match_operand:SI 0 "gpr_operand" "") | |
912 | (unsigned_fix:SI (match_operand:SF 1 "gpr_operand" "")))] | |
913 | "" | |
914 | { | |
915 | if (reg_overlap_mentioned_p (operands[0], operands[1])) | |
916 | operands[1] = copy_to_mode_reg (SImode, operands[1]); | |
917 | if (TARGET_SOFT_CMPSF || optimize_function_for_speed_p (cfun)) | |
918 | { | |
919 | rtx op1si; | |
920 | /* By toggling what it to be bit31 before the shift, we get a chance to | |
921 | use a short movt insn. */ | |
922 | rtx bit31 = force_reg (SImode, GEN_INT (0x800000)); | |
923 | rtx tmp = gen_reg_rtx (SImode); | |
924 | rtx limit = force_reg (SImode, gen_int_mode (0x4f000000, SImode)); | |
925 | rtx cmp | |
926 | = gen_rtx_GE (VOIDmode, gen_rtx_REG (CCmode, CC_REGNUM), const0_rtx); | |
927 | ||
928 | op1si = simplify_gen_subreg (SImode, operands[1], SFmode, 0); | |
929 | emit_insn (gen_fix_truncsfsi2 (operands[0], operands[1])); | |
930 | emit_insn (gen_subsi3 (tmp, op1si, bit31)); | |
931 | emit_insn (gen_ashlsi3 (tmp, tmp, GEN_INT (8))); | |
932 | emit_insn (gen_cmpsi_cc_insn (op1si, limit)); | |
933 | emit_insn (gen_movsicc (operands[0], cmp, tmp, operands[0])); | |
934 | } | |
935 | else | |
936 | { | |
937 | REAL_VALUE_TYPE offset; | |
938 | rtx limit; | |
939 | rtx tmp = gen_reg_rtx (SFmode); | |
940 | rtx label = gen_label_rtx (); | |
941 | rtx bit31; | |
942 | rtx cc1 = gen_rtx_REG (CC_FPmode, CCFP_REGNUM); | |
943 | rtx cmp = gen_rtx_LT (VOIDmode, cc1, CONST0_RTX (SFmode)); | |
944 | ||
945 | real_2expN (&offset, 31, SFmode); | |
946 | limit = CONST_DOUBLE_FROM_REAL_VALUE (offset, SFmode); | |
947 | limit = force_reg (SFmode, limit); | |
948 | emit_insn (gen_fix_truncsfsi2 (operands[0], operands[1])); | |
949 | emit_insn (gen_subsf3_f (tmp, operands[1], limit)); | |
950 | emit_jump_insn (gen_branch_insn (label, cmp, cc1)); | |
951 | bit31 = force_reg (SImode, gen_int_mode (0x80000000, SImode)); | |
952 | emit_insn (gen_fix_truncsfsi2 (operands[0], tmp)); | |
953 | emit_insn (gen_xorsi3 (operands[0], operands[0], bit31)); | |
954 | emit_label (label); | |
955 | } | |
956 | DONE; | |
957 | }) | |
958 | ||
959 | (define_insn "*iadd" | |
960 | [(match_parallel 3 "float_operation" | |
961 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
962 | (plus:SI (match_operand:SI 1 "gpr_operand" "%r") | |
963 | (match_operand:SI 2 "gpr_operand" "r"))) | |
964 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
965 | "" | |
966 | "iadd %0, %1, %2" | |
967 | [(set_attr "type" "fp_int")]) | |
968 | ||
969 | (define_insn "*isub" | |
970 | [(match_parallel 3 "float_operation" | |
971 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
972 | (minus:SI (match_operand:SI 1 "gpr_operand" "r") | |
973 | (match_operand:SI 2 "gpr_operand" "r"))) | |
974 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
975 | "" | |
976 | "isub %0, %1, %2" | |
977 | [(set_attr "type" "fp_int")]) | |
978 | ||
979 | (define_expand "mulsi3" | |
980 | [(parallel | |
981 | [(set (match_operand:SI 0 "gpr_operand" "") | |
982 | (mult:SI (match_operand:SI 1 "gpr_operand" "") | |
983 | (match_operand:SI 2 "gpr_operand" ""))) | |
984 | (clobber (reg:CC_FP CCFP_REGNUM))])]) | |
985 | ||
986 | (define_insn "*imul" | |
987 | [(match_parallel 3 "float_operation" | |
988 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
989 | (mult:SI (match_operand:SI 1 "gpr_operand" "%r") | |
990 | (match_operand:SI 2 "gpr_operand" "r"))) | |
991 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
992 | "" | |
993 | "imul %0, %1, %2" | |
994 | [(set_attr "type" "fp_int")]) | |
995 | ||
996 | ; combiner pattern, also used by vector combiner pattern | |
997 | (define_expand "maddsi" | |
998 | [(parallel | |
999 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
1000 | (plus:SI (mult:SI (match_operand:SI 1 "gpr_operand" "r") | |
1001 | (match_operand:SI 2 "gpr_operand" "r")) | |
1002 | (match_operand:SI 3 "gpr_operand" "0"))) | |
1003 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
1004 | "") | |
1005 | ||
1006 | (define_insn "*maddsi_combine" | |
1007 | [(match_parallel 4 "float_operation" | |
1008 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
1009 | (plus:SI (mult:SI (match_operand:SI 1 "gpr_operand" "r") | |
1010 | (match_operand:SI 2 "gpr_operand" "r")) | |
1011 | (match_operand:SI 3 "gpr_operand" "0"))) | |
1012 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
1013 | "" | |
1014 | "imsub %0, %1, %2" | |
1015 | [(set_attr "type" "fp_int")]) | |
1016 | ||
1017 | (define_insn "*imsub" | |
1018 | [(match_parallel 4 "float_operation" | |
1019 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
1020 | (minus:SI (match_operand:SI 3 "gpr_operand" "0") | |
1021 | (mult:SI (match_operand:SI 1 "gpr_operand" "r") | |
1022 | (match_operand:SI 2 "gpr_operand" "r")))) | |
1023 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
1024 | "" | |
1025 | "imsub %0, %1, %2" | |
1026 | [(set_attr "type" "fp_int")]) | |
1027 | ||
1028 | (define_expand "divsi3" | |
1029 | [(parallel | |
1030 | [(set (match_operand:SI 0 "move_dest_operand" "") | |
1031 | (div:SI (match_operand:SI 1 "move_src_operand" "") | |
1032 | (match_operand:SI 2 "move_src_operand" ""))) | |
1033 | (use (match_dup 3)) | |
1034 | (clobber (reg:SI 0)) | |
1035 | (clobber (reg:SI 1)) | |
1036 | (clobber (reg:SI GPR_IP)) | |
1037 | (clobber (reg:DI GPR_16)) | |
1038 | (clobber (reg:DI GPR_18)) | |
1039 | (clobber (reg:SI GPR_20)) | |
1040 | (clobber (reg:SI GPR_LR)) | |
1041 | (clobber (reg:CC CC_REGNUM)) | |
1042 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
1043 | "" | |
1044 | "operands[3] = sfunc_symbol (\"__divsi3\");") | |
1045 | ||
1046 | ;; Before reload, keep the hard reg usage to clobbers so that the loop | |
1047 | ;; optimizers can more easily move this insn. | |
1048 | (define_insn_and_split "*divsi3_1" | |
1049 | [(match_parallel 4 "float_operation" | |
1050 | [(set (match_operand:SI 0 "move_dest_operand" "=r,r") | |
1051 | (div:SI (match_operand:SI 1 "move_src_operand" "rU16m,rU16mCal") | |
1052 | (match_operand:SI 2 "move_src_operand" "rU16m,rU16mCal"))) | |
1053 | (use (match_operand:SI 3 "call_address_operand" "Csy,r")) | |
1054 | (clobber (reg:SI 0)) | |
1055 | (clobber (reg:SI 1)) | |
1056 | (clobber (reg:SI GPR_IP)) | |
1057 | (clobber (reg:DI GPR_16)) | |
1058 | (clobber (reg:DI GPR_18)) | |
1059 | (clobber (reg:SI GPR_20)) | |
1060 | (clobber (reg:SI GPR_LR)) | |
1061 | (clobber (reg:CC CC_REGNUM)) | |
1062 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
1063 | "" | |
1064 | "#" | |
1065 | "&& reload_completed" | |
1066 | [(set (reg:SI 0) (match_dup 1)) | |
1067 | (set (reg:SI 1) (match_dup 2)) | |
1068 | (parallel | |
1069 | [(set (reg:SI 0) (div:SI (reg:SI 0) (reg:SI 1))) | |
1070 | (use (match_dup 3)) | |
1071 | (clobber (reg:SI 1)) | |
1072 | (clobber (reg:SI GPR_IP)) | |
1073 | (clobber (reg:DI GPR_16)) | |
1074 | (clobber (reg:DI GPR_18)) | |
1075 | (clobber (reg:SI GPR_20)) | |
1076 | (clobber (reg:SI GPR_LR)) | |
1077 | (clobber (reg:CC CC_REGNUM)) | |
1078 | (clobber (reg:CC_FP CCFP_REGNUM)) | |
1079 | (match_dup 5) | |
1080 | (match_dup 6)]) | |
1081 | (set (match_dup 0) (reg:SI 0))] | |
1082 | "operands[5] = XVECEXP (operands[4], 0, XVECLEN (operands[4], 0) - 2); | |
1083 | operands[6] = XVECEXP (operands[4], 0, XVECLEN (operands[4], 0) - 1);" | |
1084 | [(set_attr "type" "fp_sfunc") | |
1085 | (set_attr "length" "16,24")]) | |
1086 | ||
1087 | (define_insn "*divsi3_2" | |
1088 | [(match_parallel 1 "float_operation" | |
1089 | [(set (reg:SI 0) (div:SI (reg:SI 0) (reg:SI 1))) | |
1090 | (use (match_operand:SI 0 "call_address_operand" "Csy,r")) | |
1091 | (clobber (reg:SI 1)) | |
1092 | (clobber (reg:SI GPR_IP)) | |
1093 | (clobber (reg:DI GPR_16)) | |
1094 | (clobber (reg:DI GPR_18)) | |
1095 | (clobber (reg:SI GPR_20)) | |
1096 | (clobber (reg:SI GPR_LR)) | |
1097 | (clobber (reg:CC CC_REGNUM)) | |
1098 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
1099 | "" | |
1100 | "%f0" | |
1101 | [(set_attr "type" "fp_sfunc")]) | |
1102 | ||
1103 | (define_expand "udivsi3" | |
1104 | [(parallel | |
1105 | [(set (match_operand:SI 0 "move_dest_operand" "") | |
1106 | (udiv:SI (match_operand:SI 1 "move_src_operand" "") | |
1107 | (match_operand:SI 2 "move_src_operand" ""))) | |
1108 | (use (match_dup 3)) | |
1109 | (clobber (reg:SI 0)) | |
1110 | (clobber (reg:SI 1)) | |
1111 | (clobber (reg:SI GPR_IP)) | |
1112 | (clobber (reg:DI GPR_16)) | |
1113 | (clobber (reg:SI GPR_18)) | |
1114 | (clobber (reg:SI GPR_LR)) | |
1115 | (clobber (reg:CC CC_REGNUM)) | |
1116 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
1117 | "" | |
1118 | "operands[3] = sfunc_symbol (\"__udivsi3\");") | |
1119 | ||
1120 | ;; Before reload, keep the hard reg usage to clobbers so that the loop | |
1121 | ;; optimizers can more easily move this insn. | |
1122 | (define_insn_and_split "*udivsi3_1" | |
1123 | [(match_parallel 4 "float_operation" | |
1124 | [(set (match_operand:SI 0 "move_dest_operand" "=r,r") | |
1125 | (udiv:SI (match_operand:SI 1 "move_src_operand" "rU16m,rU16mCal") | |
1126 | (match_operand:SI 2 "move_src_operand" "rU16m,rU16mCal"))) | |
1127 | (use (match_operand:SI 3 "call_address_operand" "Csy,r")) | |
1128 | (clobber (reg:SI 0)) | |
1129 | (clobber (reg:SI 1)) | |
1130 | (clobber (reg:SI GPR_IP)) | |
1131 | (clobber (reg:DI GPR_16)) | |
1132 | (clobber (reg:SI GPR_18)) | |
1133 | (clobber (reg:SI GPR_LR)) | |
1134 | (clobber (reg:CC CC_REGNUM)) | |
1135 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
1136 | "" | |
1137 | "#" | |
1138 | "&& reload_completed" | |
1139 | [(set (reg:SI 0) (match_dup 1)) | |
1140 | (set (reg:SI 1) (match_dup 2)) | |
1141 | (parallel | |
1142 | [(set (reg:SI 0) (udiv:SI (reg:SI 0) (reg:SI 1))) | |
1143 | (use (match_dup 3)) | |
1144 | (clobber (reg:SI 1)) | |
1145 | (clobber (reg:SI GPR_IP)) | |
1146 | (clobber (reg:DI GPR_16)) | |
1147 | (clobber (reg:SI GPR_18)) | |
1148 | (clobber (reg:SI GPR_LR)) | |
1149 | (clobber (reg:CC CC_REGNUM)) | |
1150 | (clobber (reg:CC_FP CCFP_REGNUM)) | |
1151 | (match_dup 5) | |
1152 | (match_dup 6)]) | |
1153 | (set (match_dup 0) (reg:SI 0))] | |
1154 | "operands[5] = XVECEXP (operands[4], 0, XVECLEN (operands[4], 0) - 2); | |
1155 | operands[6] = XVECEXP (operands[4], 0, XVECLEN (operands[4], 0) - 1);" | |
1156 | [(set_attr "type" "fp_sfunc") | |
1157 | (set_attr "length" "16,24")]) | |
1158 | ||
1159 | (define_insn "*udivsi3_2" | |
1160 | [(match_parallel 1 "float_operation" | |
1161 | [(set (reg:SI 0) (udiv:SI (reg:SI 0) (reg:SI 1))) | |
1162 | (use (match_operand:SI 0 "call_address_operand" "Csy,r")) | |
1163 | (clobber (reg:SI 1)) | |
1164 | (clobber (reg:SI GPR_IP)) | |
1165 | (clobber (reg:DI GPR_16)) | |
1166 | (clobber (reg:SI GPR_18)) | |
1167 | (clobber (reg:SI GPR_LR)) | |
1168 | (clobber (reg:CC CC_REGNUM)) | |
1169 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
1170 | "" | |
1171 | "%f0" | |
1172 | [(set_attr "type" "fp_sfunc")]) | |
1173 | ||
1174 | (define_expand "modsi3" | |
1175 | [(parallel | |
1176 | [(set (match_operand:SI 0 "move_dest_operand" "") | |
1177 | (mod:SI (match_operand:SI 1 "move_src_operand" "") | |
1178 | (match_operand:SI 2 "move_src_operand" ""))) | |
1179 | (use (match_dup 3)) | |
1180 | (clobber (reg:SI 0)) | |
1181 | (clobber (reg:SI 1)) | |
1182 | (clobber (reg:SI 2)) | |
1183 | (clobber (reg:SI GPR_IP)) | |
1184 | (clobber (reg:DI GPR_16)) | |
1185 | (clobber (reg:DI GPR_18)) | |
1186 | (clobber (reg:SI GPR_LR)) | |
1187 | (clobber (reg:CC CC_REGNUM)) | |
1188 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
1189 | "" | |
1190 | "operands[3] = sfunc_symbol (\"__modsi3\");") | |
1191 | ||
1192 | ;; Before reload, keep the hard reg usage to clobbers so that the loop | |
1193 | ;; optimizers can more easily move this insn. | |
1194 | (define_insn_and_split "*modsi3_1" | |
1195 | [(match_parallel 4 "float_operation" | |
1196 | [(set (match_operand:SI 0 "move_dest_operand" "=r,r") | |
1197 | (mod:SI (match_operand:SI 1 "move_src_operand" "rU16m,rU16mCal") | |
1198 | (match_operand:SI 2 "move_src_operand" "rU16m,rU16mCal"))) | |
1199 | (use (match_operand:SI 3 "call_address_operand" "Csy,r")) | |
1200 | (clobber (reg:SI 0)) | |
1201 | (clobber (reg:SI 1)) | |
1202 | (clobber (reg:SI 2)) | |
1203 | (clobber (reg:SI GPR_IP)) | |
1204 | (clobber (reg:DI GPR_16)) | |
1205 | (clobber (reg:DI GPR_18)) | |
1206 | (clobber (reg:SI GPR_LR)) | |
1207 | (clobber (reg:CC CC_REGNUM)) | |
1208 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
1209 | "" | |
1210 | "#" | |
1211 | "&& reload_completed" | |
1212 | [(set (reg:SI 0) (match_dup 1)) | |
1213 | (set (reg:SI 1) (match_dup 2)) | |
1214 | (parallel | |
1215 | [(set (reg:SI 0) (mod:SI (reg:SI 0) (reg:SI 1))) | |
1216 | (use (match_dup 3)) | |
1217 | (clobber (reg:SI 2)) | |
1218 | (clobber (reg:SI GPR_IP)) | |
1219 | (clobber (reg:DI GPR_16)) | |
1220 | (clobber (reg:DI GPR_18)) | |
1221 | (clobber (reg:SI GPR_LR)) | |
1222 | (clobber (reg:CC CC_REGNUM)) | |
1223 | (clobber (reg:CC_FP CCFP_REGNUM)) | |
1224 | (match_dup 5) | |
1225 | (match_dup 6)]) | |
1226 | (set (match_dup 0) (reg:SI 0))] | |
1227 | "operands[5] = XVECEXP (operands[4], 0, XVECLEN (operands[4], 0) - 2); | |
1228 | operands[6] = XVECEXP (operands[4], 0, XVECLEN (operands[4], 0) - 1);" | |
1229 | [(set_attr "type" "fp_sfunc") | |
1230 | (set_attr "length" "16,24")]) | |
1231 | ||
1232 | (define_insn "*modsi3_2" | |
1233 | [(match_parallel 1 "float_operation" | |
1234 | [(set (reg:SI 0) (mod:SI (reg:SI 0) (reg:SI 1))) | |
1235 | (use (match_operand:SI 0 "call_address_operand" "Csy,r")) | |
1236 | (clobber (reg:SI 2)) | |
1237 | (clobber (reg:SI GPR_IP)) | |
1238 | (clobber (reg:DI GPR_16)) | |
1239 | (clobber (reg:DI GPR_18)) | |
1240 | (clobber (reg:SI GPR_LR)) | |
1241 | (clobber (reg:CC CC_REGNUM)) | |
1242 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
1243 | "" | |
1244 | "%f0" | |
1245 | [(set_attr "type" "fp_sfunc")]) | |
1246 | ||
1247 | (define_expand "umodsi3" | |
1248 | [(parallel | |
1249 | [(set (match_operand:SI 0 "move_dest_operand" "") | |
1250 | (umod:SI (match_operand:SI 1 "move_src_operand" "") | |
1251 | (match_operand:SI 2 "move_src_operand" ""))) | |
1252 | (use (match_dup 3)) | |
1253 | (clobber (reg:SI 0)) | |
1254 | (clobber (reg:SI 1)) | |
1255 | (clobber (reg:SI 2)) | |
1256 | (clobber (reg:SI GPR_IP)) | |
1257 | (clobber (reg:DI GPR_16)) | |
1258 | (clobber (reg:SI GPR_LR)) | |
1259 | (clobber (reg:CC CC_REGNUM)) | |
1260 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
1261 | "" | |
1262 | "operands[3] = sfunc_symbol (\"__umodsi3\");") | |
1263 | ||
1264 | ;; Before reload, keep the hard reg usage to clobbers so that the loop | |
1265 | ;; optimizers can more easily move this insn. | |
1266 | (define_insn_and_split "*umodsi3_1" | |
1267 | [(match_parallel 4 "float_operation" | |
1268 | [(set (match_operand:SI 0 "move_dest_operand" "=r,r") | |
1269 | (umod:SI (match_operand:SI 1 "move_src_operand" "rU16m,rU16mCal") | |
1270 | (match_operand:SI 2 "move_src_operand" "rU16m,rU16mCal"))) | |
1271 | (use (match_operand:SI 3 "call_address_operand" "Csy,r")) | |
1272 | (clobber (reg:SI 0)) | |
1273 | (clobber (reg:SI 1)) | |
1274 | (clobber (reg:SI 2)) | |
1275 | (clobber (reg:SI GPR_IP)) | |
1276 | (clobber (reg:DI GPR_16)) | |
1277 | (clobber (reg:SI GPR_LR)) | |
1278 | (clobber (reg:CC CC_REGNUM)) | |
1279 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
1280 | "" | |
1281 | "#" | |
1282 | "&& reload_completed" | |
1283 | [(set (reg:SI 0) (match_dup 1)) | |
1284 | (set (reg:SI 1) (match_dup 2)) | |
1285 | (parallel | |
1286 | [(set (reg:SI 0) (umod:SI (reg:SI 0) (reg:SI 1))) | |
1287 | (use (match_dup 3)) | |
1288 | (clobber (reg:SI 2)) | |
1289 | (clobber (reg:SI GPR_IP)) | |
1290 | (clobber (reg:DI GPR_16)) | |
1291 | (clobber (reg:SI GPR_LR)) | |
1292 | (clobber (reg:CC CC_REGNUM)) | |
1293 | (clobber (reg:CC_FP CCFP_REGNUM)) | |
1294 | (match_dup 5) | |
1295 | (match_dup 6)]) | |
1296 | (set (match_dup 0) (reg:SI 0))] | |
1297 | "operands[5] = XVECEXP (operands[4], 0, XVECLEN (operands[4], 0) - 2); | |
1298 | operands[6] = XVECEXP (operands[4], 0, XVECLEN (operands[4], 0) - 1);" | |
1299 | [(set_attr "type" "fp_sfunc") | |
1300 | (set_attr "length" "16,24")]) | |
1301 | ||
1302 | (define_insn "*umodsi3_2" | |
1303 | [(match_parallel 1 "float_operation" | |
1304 | [(set (reg:SI 0) (umod:SI (reg:SI 0) (reg:SI 1))) | |
1305 | (use (match_operand:SI 0 "call_address_operand" "Csy,r")) | |
1306 | (clobber (reg:SI 2)) | |
1307 | (clobber (reg:SI GPR_IP)) | |
1308 | (clobber (reg:DI GPR_16)) | |
1309 | (clobber (reg:SI GPR_LR)) | |
1310 | (clobber (reg:CC CC_REGNUM)) | |
1311 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
1312 | "" | |
1313 | "%f0" | |
1314 | [(set_attr "type" "fp_sfunc")]) | |
1315 | ||
1316 | ; Disable interrupts. | |
1317 | ; Any earlier values read from CONFIG_REGNUM are out of date, since interrupts | |
1318 | ; might have changed settings that we do not want to mess with. | |
1319 | (define_insn "gid" | |
1320 | [(set (reg:SI CONFIG_REGNUM) | |
1321 | (unspec_volatile:SI [(const_int 0)] UNSPECV_GID))] | |
1322 | "" | |
1323 | "gid" | |
1324 | [(set_attr "type" "flow")]) | |
1325 | ||
1326 | ; Enable interrupts. | |
1327 | ; Present CONTROL_REGNUM here to make sure it is live before the | |
1328 | ; actual uses in floating point insns / calls are inserted. | |
1329 | ; FWIW, interrupts also do mind what is in the control register. | |
1330 | (define_insn "gie" | |
1331 | [(unspec_volatile [(reg:SI CONFIG_REGNUM)] UNSPECV_GIE)] | |
1332 | "" | |
1333 | "gie" | |
1334 | [(set_attr "type" "flow")]) | |
1335 | ||
1336 | ; Floating point instructions require manipulating the control register. | |
1337 | ; Manipulating the control register needs aritmetic. | |
1338 | ; Arithmetic clobbers flags. | |
1339 | ; The flags are in the status register, which also contains the alternate | |
1340 | ; flag and the interrupt enable/disable bits. | |
1341 | ; saving/restoring status and mixing up the order with gid/gie could | |
1342 | ; lead to disaster. | |
1343 | ; Usually, saving/restoring the status is unnecessary, and will be optimized | |
1344 | ; away. But when we really need it, we must make sure that we don't change | |
1345 | ; anything but the flags. | |
1346 | ; N.B.: We could make the constant easier to load by inverting it, but | |
1347 | ; then we'd need to clobber the saved value - and that would make optimizing | |
1348 | ; away unneeded saves/restores harder / less likely. | |
1349 | (define_expand "movcc" | |
1350 | [(parallel [(set (match_operand:CC 0 "cc_move_operand" "") | |
1351 | (match_operand:CC 1 "cc_move_operand" "")) | |
1352 | (use (match_dup 2)) | |
1353 | (clobber (match_scratch:SI 3 "=X, &r"))])] | |
1354 | "" | |
1355 | "operands[2] = gen_int_mode (~0x10f0, SImode);") | |
1356 | ||
1357 | (define_insn "*movcc_i" | |
1358 | [(set (match_operand:CC 0 "cc_move_operand" "=r,Rcc") | |
1359 | (match_operand:CC 1 "cc_move_operand" "Rcc, r")) | |
1360 | (use (match_operand:SI 2 "nonmemory_operand" "X, r")) | |
1361 | (clobber (match_scratch:SI 3 "=X, &r"))] | |
1362 | "" | |
1363 | "@ | |
1364 | movfs %0,status | |
1365 | movfs %3,status\;eor %3,%3,%1\;and %3,%3,%2\;eor %3,%3,%1\;movts status,%3" | |
1366 | [(set_attr "type" "flow") | |
1367 | (set_attr "length" "20,4")]) | |
1368 | ||
1369 | (define_insn_and_split "set_fp_mode" | |
1370 | [(set (reg:SI FP_NEAREST_REGNUM) | |
1371 | (match_operand:SI 0 "set_fp_mode_operand" "rCfm")) | |
1372 | (set (reg:SI FP_TRUNCATE_REGNUM) (match_dup 0)) | |
1373 | (set (reg:SI FP_ANYFP_REGNUM) | |
1374 | (match_operand:SI 1 "set_fp_mode_operand" "rCfm")) | |
1375 | (use (match_operand:SI 2 "gpr_operand" "r")) | |
1376 | (clobber (reg:CC CC_REGNUM)) | |
1377 | (clobber (match_scratch:SI 3 "=&r"))] | |
1378 | "" | |
1379 | "#" | |
1380 | "reload_completed || !rtx_equal_p (operands[0], operands[1])" | |
1381 | [(const_int 0)] | |
1382 | { | |
1383 | if (!reload_completed) | |
1384 | emit_note (NOTE_INSN_DELETED); | |
1385 | else | |
1386 | epiphany_expand_set_fp_mode (operands); | |
1387 | DONE; | |
1388 | }) | |
1389 | ||
1390 | ||
1391 | ;; Boolean instructions. | |
1392 | ;; | |
1393 | ;; We don't define the DImode versions as expand_binop does a good enough job. | |
1394 | ||
1395 | (define_insn "andsi3" | |
1396 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
1397 | (and:SI (match_operand:SI 1 "gpr_operand" "r") | |
1398 | (match_operand:SI 2 "gpr_operand" "r"))) | |
1399 | (clobber (reg:CC CC_REGNUM))] | |
1400 | "" | |
1401 | "and %0,%1,%2") | |
1402 | ||
1403 | (define_insn "iorsi3" | |
1404 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
1405 | (ior:SI (match_operand:SI 1 "gpr_operand" "r") | |
1406 | (match_operand:SI 2 "gpr_operand" "r"))) | |
1407 | (clobber (reg:CC CC_REGNUM))] | |
1408 | "" | |
1409 | "orr %0,%1,%2") | |
1410 | ||
1411 | (define_insn "xorsi3" | |
1412 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
1413 | (xor:SI (match_operand:SI 1 "gpr_operand" "r") | |
1414 | (match_operand:SI 2 "gpr_operand" "r"))) | |
1415 | (clobber (reg:CC CC_REGNUM))] | |
1416 | "" | |
1417 | "eor %0,%1,%2") | |
1418 | ||
1419 | (define_expand "one_cmplsi2" | |
1420 | [(set (match_operand:SI 0 "gpr_operand" "") | |
1421 | (xor:SI (match_operand:SI 1 "gpr_operand" "") | |
1422 | (match_dup 2)))] | |
1423 | "" | |
1424 | { | |
1425 | if (epiphany_m1reg >= 0) | |
1426 | emit_insn (gen_one_cmplsi2_i (operands[0], operands[1])); | |
1427 | else | |
1428 | emit_insn (gen_xorsi3 (operands[0], operands[1], | |
1429 | force_reg (SImode, GEN_INT (-1)))); | |
1430 | DONE; | |
1431 | }) | |
1432 | ||
1433 | ; Note that folding this pattern into the xorsi3 pattern would make combine | |
1434 | ; less effective. | |
1435 | (define_insn "one_cmplsi2_i" | |
1436 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
1437 | (not:SI (match_operand:SI 1 "gpr_operand" "r"))) | |
1438 | (clobber (reg:CC CC_REGNUM))] | |
1439 | "epiphany_m1reg >= 0" | |
1440 | "eor %0,%1,%-") | |
1441 | ||
1442 | ;; Shift instructions. | |
1443 | ;; In principle we could support arbitrary symbolic values as shift constant | |
1444 | ;; (truncating the value appropriately), but that would require a suitable | |
1445 | ;; relocation and assembler & linker support. | |
1446 | (define_insn "ashrsi3" | |
1447 | [(set (match_operand:SI 0 "gpr_operand" "=r,r") | |
1448 | (ashiftrt:SI (match_operand:SI 1 "gpr_operand" "r,r") | |
1449 | (match_operand:SI 2 "arith_operand" "r,K"))) | |
1450 | (clobber (reg:CC CC_REGNUM))] | |
1451 | "" | |
1452 | "asr %0,%1,%2" | |
1453 | [(set_attr "length" "4") | |
1454 | (set_attr "type" "shift")]) | |
1455 | ||
1456 | (define_insn "ashrsi3_tst" | |
1457 | [(set (reg:CC CC_REGNUM) | |
1458 | (compare:CC | |
1459 | (ashiftrt:SI (match_operand:SI 1 "gpr_operand" "r,r") | |
1460 | (match_operand:SI 2 "arith_operand" "r,K")) | |
1461 | (const_int 0))) | |
1462 | (set (match_operand:SI 0 "gpr_operand" "=r,r") | |
1463 | (ashiftrt:SI (match_dup 1) (match_dup 2)))] | |
1464 | "" | |
1465 | "asr %0,%1,%2" | |
1466 | [(set_attr "length" "4") | |
1467 | (set_attr "type" "shift")]) | |
1468 | ||
1469 | ;; Logical Shift Right | |
1470 | (define_insn "lshrsi3" | |
1471 | [(set (match_operand:SI 0 "gpr_operand" "=r,r") | |
1472 | (lshiftrt:SI (match_operand:SI 1 "gpr_operand" "r,r") | |
1473 | (match_operand:SI 2 "arith_operand" "r,K"))) | |
1474 | (clobber (reg:CC CC_REGNUM))] | |
1475 | "" | |
1476 | "lsr %0,%1,%2" | |
1477 | [(set_attr "length" "4") | |
1478 | (set_attr "type" "shift")]) | |
1479 | ||
1480 | (define_insn "lshrsi3_tst" | |
1481 | [(set (reg:CC CC_REGNUM) | |
1482 | (compare:CC | |
1483 | (lshiftrt:SI (match_operand:SI 1 "gpr_operand" "r,r") | |
1484 | (match_operand:SI 2 "arith_operand" "r,K")) | |
1485 | (const_int 0))) | |
1486 | (set (match_operand:SI 0 "gpr_operand" "=r,r") | |
1487 | (lshiftrt:SI (match_dup 1) (match_dup 2)))] | |
1488 | "" | |
1489 | "lsr %0,%1,%2" | |
1490 | [(set_attr "length" "4") | |
1491 | (set_attr "type" "shift")]) | |
1492 | ||
1493 | ;; Logical/Arithmetic Shift Left | |
1494 | (define_insn "ashlsi3" | |
1495 | [(set (match_operand:SI 0 "gpr_operand" "=r,r") | |
1496 | (ashift:SI (match_operand:SI 1 "gpr_operand" "r,r") | |
1497 | (match_operand:SI 2 "arith_operand" "r,K"))) | |
1498 | (clobber (reg:CC CC_REGNUM))] | |
1499 | "" | |
1500 | "lsl %0,%1,%2" | |
1501 | [(set_attr "length" "4") | |
1502 | (set_attr "type" "shift")]) | |
1503 | ||
1504 | (define_insn "*ashlsi_btst" | |
1505 | [(set (reg:CC_N_NE CC_REGNUM) | |
1506 | (compare:CC_N_NE | |
1507 | (zero_extract:SI (match_operand:SI 1 "gpr_operand" "r") | |
1508 | (const_int 1) | |
1509 | (match_operand 2 "const_int_operand" "K")) | |
1510 | (const_int 0))) | |
1511 | (clobber (match_scratch:SI 0 "=r"))] | |
1512 | "" | |
1513 | { | |
1514 | rtx xop[3]; | |
1515 | ||
1516 | xop[0] = operands[0]; | |
1517 | xop[1] = operands[1]; | |
1518 | xop[2] = GEN_INT (31-INTVAL (operands[2])); | |
1519 | output_asm_insn ("lsl %0,%1,%2", xop); | |
1520 | return ""; | |
1521 | }) | |
1522 | ||
1523 | ;; zero extensions | |
1524 | (define_insn_and_split "zero_extendqisi2" | |
1525 | [(set (match_operand:SI 0 "register_operand" "=r,r") | |
1526 | (zero_extend:SI (match_operand:QI 1 "nonimmediate_operand" "r,m"))) | |
1527 | (clobber (reg:CC CC_REGNUM))] | |
1528 | "" | |
1529 | "@ | |
1530 | # | |
1531 | ldrb %0,%1" | |
1532 | "reload_completed | |
1533 | ? true_regnum (operands[1]) >= 0 | |
1534 | : REG_P (operands[1]) && REGNO (operands[1]) < FIRST_PSEUDO_REGISTER" | |
1535 | [(parallel [(set (match_dup 0) (ashift:SI (match_dup 2) (const_int 24))) | |
1536 | (clobber (reg:CC CC_REGNUM))]) | |
1537 | (parallel [(set (match_dup 0) (lshiftrt:SI (match_dup 0) (const_int 24))) | |
1538 | (clobber (reg:CC CC_REGNUM))])] | |
1539 | "operands[2] = simplify_gen_subreg (SImode, operands[1], QImode, 0);") | |
1540 | ||
1541 | (define_insn "zero_extendhisi2" | |
1542 | [(set (match_operand:SI 0 "register_operand" "=r,r") | |
1543 | (zero_extend:SI (match_operand:HI 1 "nonimmediate_operand" "0,m")))] | |
1544 | "" | |
1545 | "@ | |
1546 | movt %0, 0 | |
1547 | ldrh %0,%c1") | |
1548 | ||
1549 | ||
1550 | ;; Compare instructions. | |
1551 | ||
1552 | (define_insn "cmpsi_cc_insn" | |
1553 | [(set (reg:CC CC_REGNUM) | |
1554 | (compare:CC (match_operand:SI 0 "add_reg_operand" "r,r") | |
1555 | (match_operand:SI 1 "arith_operand" "r,L"))) | |
1556 | (clobber (match_scratch:SI 2 "=r,r"))] | |
1557 | "" | |
1558 | "sub %2,%0,%1" | |
1559 | [(set_attr "type" "compare")]) | |
1560 | ||
1561 | (define_insn "sub_f" | |
1562 | [(set (reg:CC CC_REGNUM) | |
1563 | (compare:CC (match_operand:SI 1 "gpr_operand" "r,r") | |
1564 | (match_operand:SI 2 "arith_operand" "r,L"))) | |
1565 | (set (match_operand:SI 0 "gpr_operand" "=r,r") | |
1566 | (minus:SI (match_dup 1) (match_dup 2)))] | |
1567 | "" | |
1568 | "sub %0,%1,%2" | |
1569 | [(set_attr "type" "compare")]) | |
1570 | ||
1571 | (define_insn "*sub_f_add_imm" | |
1572 | [(set (reg:CC CC_REGNUM) | |
1573 | (compare:CC (match_operand:SI 1 "gpr_operand" "r") | |
1574 | (match_operand:SI 2 "arith_int_operand" "L"))) | |
1575 | (set (match_operand:SI 0 "gpr_operand" "=r") | |
1576 | (plus:SI (match_dup 1) (match_operand:SI 3 "const_int_operand" "L")))] | |
1577 | "INTVAL (operands[2]) == -INTVAL (operands[3])" | |
1578 | "sub %0,%1,%2" | |
1579 | [(set_attr "type" "compare")]) | |
1580 | ||
1581 | (define_expand "abssi2" | |
1582 | [(set (match_dup 2) (const_int 0)) | |
1583 | (parallel [(set (reg:CC CC_REGNUM) | |
1584 | (compare:CC (match_dup 2) | |
1585 | (match_operand:SI 1 "nonmemory_operand" ""))) | |
1586 | (set (match_dup 3) | |
1587 | (minus:SI (match_dup 2) (match_dup 1)))]) | |
1588 | (set (match_operand:SI 0 "gpr_operand" "=r") | |
1589 | (if_then_else:SI (gt:SI (reg:CC CC_REGNUM) (const_int 0)) | |
1590 | (match_dup 3) | |
1591 | (match_dup 1)))] | |
1592 | "TARGET_CMOVE" | |
1593 | "operands[2] = gen_reg_rtx (SImode); operands[3] = gen_reg_rtx (SImode);") | |
1594 | ||
1595 | (define_insn "*add_c" | |
1596 | [(set (reg:CC_C_LTU CC_REGNUM) | |
1597 | (compare:CC_C_LTU | |
1598 | (plus:SI (match_operand:SI 1 "gpr_operand" "%r,r") | |
1599 | (match_operand:SI 2 "arith_operand" "r,L")) | |
1600 | (match_dup 1))) | |
1601 | (set (match_operand:SI 0 "gpr_operand" "=r,r") | |
1602 | (plus:SI (match_dup 1) (match_dup 2)))] | |
1603 | "" | |
1604 | "add %0,%1,%2" | |
1605 | [(set_attr "type" "compare")]) | |
1606 | ||
1607 | (define_insn "*add_c_rev" | |
1608 | [(set (reg:CC_C_LTU CC_REGNUM) | |
1609 | (compare:CC_C_LTU | |
1610 | (plus:SI (match_operand:SI 1 "gpr_operand" "%r,r") | |
1611 | (match_operand:SI 2 "arith_operand" "r,L")) | |
1612 | (match_dup 1))) | |
1613 | (set (match_operand:SI 0 "gpr_operand" "=r,r") | |
1614 | (plus:SI (match_dup 2) (match_dup 1)))] | |
1615 | "" | |
1616 | "add %0,%1,%2" | |
1617 | [(set_attr "type" "compare")]) | |
1618 | ||
1619 | (define_insn "*sub_c" | |
1620 | [(set (reg:CC_C_GTU CC_REGNUM) | |
1621 | (compare:CC_C_GTU | |
1622 | (minus:SI (match_operand:SI 1 "gpr_operand" "r,r") | |
1623 | (match_operand:SI 2 "arith_operand" "r,L")) | |
1624 | (match_dup 1))) | |
1625 | (set (match_operand:SI 0 "gpr_operand" "=r,r") | |
1626 | (minus:SI (match_dup 1) (match_dup 2)))] | |
1627 | "" | |
1628 | "sub %0,%1,%2" | |
1629 | [(set_attr "type" "compare")]) | |
1630 | ||
1631 | (define_insn "*sub_c_void" | |
1632 | [(set (reg:CC_C_GTU CC_REGNUM) | |
1633 | (compare:CC_C_GTU | |
1634 | (minus:SI (match_operand:SI 1 "gpr_operand" "r,r") | |
1635 | (match_operand:SI 2 "arith_operand" "r,L")) | |
1636 | (match_dup 1))) | |
1637 | (clobber (match_scratch:SI 0 "=r,r"))] | |
1638 | "" | |
1639 | "sub %0,%1,%2" | |
1640 | [(set_attr "type" "compare")]) | |
1641 | ||
1642 | ; floating point comparisons | |
1643 | ||
1644 | (define_insn "*cmpsf_cc_insn" | |
1645 | [(match_parallel 3 "float_operation" | |
1646 | [(set (reg:CC_FP CCFP_REGNUM) | |
1647 | (compare:CC_FP (match_operand:SF 0 "gpr_operand" "r") | |
1648 | (match_operand:SF 1 "gpr_operand" "r"))) | |
1649 | (clobber (match_scratch:SF 2 "=r"))])] | |
1650 | "!TARGET_SOFT_CMPSF" | |
1651 | "fsub %2,%0,%1" | |
1652 | [(set_attr "type" "fp") | |
1653 | (set_attr "fp_mode" "round_unknown")]) | |
1654 | ||
1655 | ;; ??? do we have to relax the operand0 predicate to immediate_operand | |
1656 | ;; to allow the rtl loop optimizer to generate comparisons? OTOH | |
1657 | ;; we want call_address_operand to enforce valid operands so that | |
1658 | ;; combine won't do silly things, allowing instruction scheduling to do | |
1659 | ;; a proper job. | |
1660 | (define_insn "*cmpsf_eq" | |
1661 | [(set (reg:CC_FP_EQ CC_REGNUM) (compare:CC_FP_EQ (reg:SF 0) (reg:SF 1))) | |
1662 | (use (match_operand:SI 0 "call_address_operand" "Csy,r")) | |
1663 | (clobber (reg:SI GPR_IP)) | |
1664 | (clobber (reg:SI GPR_LR))] | |
1665 | "TARGET_SOFT_CMPSF" | |
1666 | "%f0" | |
1667 | [(set_attr "type" "sfunc")]) | |
1668 | ||
1669 | (define_insn "*cmpsf_gte" | |
1670 | [(set (reg:CC_FP_GTE CC_REGNUM) (compare:CC_FP_GTE (reg:SF 0) (reg:SF 1))) | |
1671 | (use (match_operand:SI 0 "call_address_operand" "Csy,r")) | |
1672 | (clobber (reg:SI GPR_IP)) | |
1673 | (clobber (reg:SI GPR_LR))] | |
1674 | "TARGET_SOFT_CMPSF" | |
1675 | "%f0" | |
1676 | [(set_attr "type" "sfunc")]) | |
1677 | ||
1678 | (define_insn "*cmpsf_ord" | |
1679 | [(set (reg:CC_FP_ORD CC_REGNUM) (compare:CC_FP_ORD (reg:SF 0) (reg:SF 1))) | |
1680 | (use (match_operand:SI 0 "call_address_operand" "Csy,r")) | |
1681 | (clobber (reg:SI GPR_IP)) | |
1682 | (clobber (reg:SI GPR_16)) | |
1683 | (clobber (reg:SI GPR_LR))] | |
1684 | "TARGET_SOFT_CMPSF" | |
1685 | "%f0" | |
1686 | [(set_attr "type" "sfunc")]) | |
1687 | ||
1688 | (define_insn "*cmpsf_uneq" | |
1689 | [(set (reg:CC_FP_UNEQ CC_REGNUM) (compare:CC_FP_UNEQ (reg:SF 0) (reg:SF 1))) | |
1690 | (use (match_operand:SI 0 "call_address_operand" "Csy,r")) | |
1691 | (clobber (reg:SI GPR_IP)) | |
1692 | (clobber (reg:SI GPR_16)) | |
1693 | (clobber (reg:SI GPR_LR))] | |
1694 | "TARGET_SOFT_CMPSF" | |
1695 | "%f0" | |
1696 | [(set_attr "type" "sfunc")]) | |
1697 | ||
1698 | ;; conditional moves | |
1699 | ||
1700 | (define_expand "mov<mode>cc" | |
1701 | [(set (match_operand:WMODE 0 "gpr_operand" "") | |
1702 | (if_then_else:WMODE (match_operand 1 "comparison_operator" "") | |
1703 | (match_operand:WMODE 2 "gpr_operand" "") | |
1704 | (match_operand:WMODE 3 "gpr_operand" "")))] | |
1705 | "TARGET_CMOVE" | |
1706 | { | |
1707 | rtx cmp_op0 = XEXP (operands[1], 0); | |
1708 | rtx cmp_op1 = XEXP (operands[1], 1); | |
1709 | enum machine_mode cmp_in_mode; | |
1710 | enum rtx_code code = GET_CODE (operands[1]); | |
1711 | ||
1712 | cmp_in_mode = GET_MODE (cmp_op0); | |
1713 | if (cmp_in_mode == VOIDmode) | |
f41fc8aa | 1714 | cmp_in_mode = GET_MODE (cmp_op1); |
feeeff5c JR |
1715 | if (cmp_in_mode == VOIDmode) |
1716 | cmp_in_mode = SImode; | |
1717 | /* If the operands are a better match when reversed, swap them now. | |
1718 | This allows combine to see the proper comparison codes. */ | |
1719 | if (rtx_equal_p (operands[0], operands[2]) | |
1720 | && !rtx_equal_p (operands[0], operands[3])) | |
1721 | { | |
1722 | rtx tmp = operands[2]; operands[2] = operands[3]; operands[3] = tmp; | |
1723 | code = (FLOAT_MODE_P (GET_MODE (cmp_op0)) | |
1724 | ? reverse_condition_maybe_unordered (code) | |
1725 | : reverse_condition (code)); | |
1726 | } | |
1727 | ||
1728 | if (proper_comparison_operator (operands[1], VOIDmode)) | |
1729 | operands[1] = gen_rtx_fmt_ee (code, cmp_in_mode, cmp_op0, cmp_op1); | |
1730 | else | |
1731 | { | |
1732 | if (!currently_expanding_to_rtl) | |
1733 | { | |
1734 | /* ??? It would seem safest to FAIL here, but that would defeat | |
1735 | the purpose of having an if-conversion pass; its logic currently | |
1736 | assumes that the backend should be safe to insert condition code | |
1737 | setting instructions, as the same condition codes were presumably | |
1738 | set by the if-conversion input code. */ | |
1739 | } | |
1740 | /* What mode to give as first operand to gen_compare_reg here is | |
1741 | debatable. VOIDmode would be minimalist; telling gen_compare_reg | |
1742 | to use the mode of CC_REGNUM (or putting it on the comparison | |
1743 | operator afterwards) is also a logical choice. OTOH, by using | |
1744 | <MODE>mode, we have mode combine opportunities with flag setting | |
1745 | operations - if we get some. */ | |
1746 | operands[1] | |
1747 | = gen_compare_reg (<MODE>mode, code, cmp_in_mode, cmp_op0, cmp_op1); | |
1748 | } | |
1749 | }) | |
1750 | ||
1751 | (define_insn "*mov<mode>cc_insn" | |
1752 | [(set (match_operand:WMODE 0 "gpr_operand" "=r") | |
1753 | (if_then_else:WMODE (match_operator 3 "proper_comparison_operator" | |
1754 | [(match_operand 4 "cc_operand") (const_int 0)]) | |
1755 | (match_operand:WMODE 1 "gpr_operand" "r") | |
1756 | (match_operand:WMODE 2 "gpr_operand" "0")))] | |
1757 | "TARGET_CMOVE" | |
1758 | "mov%d3 %0,%1" | |
1759 | [(set_attr "type" "cmove")]) | |
1760 | ||
1761 | (define_peephole2 | |
1762 | [(parallel [(set (match_operand:WMODE 0 "gpr_operand" "") | |
1763 | (match_operand:WMODE 1 "" "")) | |
1764 | (clobber (match_operand 8 "cc_operand"))]) | |
1765 | (match_operand 2 "" "") | |
1766 | (set (match_operand:WMODE2 3 "gpr_operand" "") | |
1767 | (match_operand:WMODE2 9 "gpr_operand" "")) | |
1768 | (set (match_dup 3) | |
1769 | (if_then_else:WMODE2 (match_operator 5 "proper_comparison_operator" | |
1770 | [(match_operand 6 "cc_operand") | |
1771 | (match_operand 7 "const0_operand")]) | |
1772 | (match_operand:WMODE2 4 "nonmemory_operand" "") | |
1773 | (match_dup 3)))] | |
1774 | "REGNO (operands[0]) == REGNO (operands[9]) | |
1775 | && peep2_reg_dead_p (3, operands[0]) | |
1776 | && !reg_set_p (operands[0], operands[2]) | |
1777 | && !reg_set_p (operands[3], operands[2]) | |
1778 | && !reg_overlap_mentioned_p (operands[3], operands[2])" | |
1779 | [(parallel [(set (match_dup 10) (match_dup 1)) | |
1780 | (clobber (match_dup 8))]) | |
1781 | (match_dup 2) | |
1782 | (set (match_dup 3) | |
1783 | (if_then_else:WMODE2 (match_dup 5) (match_dup 4) (match_dup 3)))] | |
1784 | { | |
1785 | operands[10] = simplify_gen_subreg (<WMODE:MODE>mode, operands[3], | |
1786 | <WMODE2:MODE>mode, 0); | |
1787 | replace_rtx (operands[2], operands[9], operands[3]); | |
1788 | replace_rtx (operands[2], operands[0], operands[10]); | |
1789 | gcc_assert (!reg_overlap_mentioned_p (operands[0], operands[2])); | |
1790 | }) | |
1791 | ||
1792 | (define_peephole2 | |
1793 | [(parallel [(set (match_operand 6 "cc_operand") (match_operand 2 "" "")) | |
1794 | (set (match_operand:WMODE 0 "gpr_operand" "") | |
1795 | (match_operand:WMODE 1 "" ""))]) | |
1796 | (set (match_operand:WMODE2 3 "gpr_operand" "") | |
1797 | (match_operand:WMODE2 4 "gpr_operand")) | |
1798 | (set (match_dup 3) | |
1799 | (if_then_else:WMODE2 (match_operator 5 "proper_comparison_operator" | |
1800 | [(match_dup 6) | |
1801 | (match_operand:WMODE 7 "const0_operand")]) | |
1802 | (match_operand:WMODE2 8 "gpr_operand") | |
1803 | (match_dup 3)))] | |
1804 | "REGNO (operands[0]) == REGNO (operands[8]) | |
1805 | && REVERSIBLE_CC_MODE (GET_MODE (operands[6])) | |
1806 | && peep2_reg_dead_p (3, operands[6]) | |
1807 | && peep2_reg_dead_p (3, operands[0]) | |
1808 | && !reg_overlap_mentioned_p (operands[4], operands[3])" | |
1809 | [(parallel [(set (match_dup 6) (match_dup 2)) | |
1810 | (set (match_dup 9) (match_dup 1))]) | |
1811 | (set (match_dup 3) | |
1812 | (if_then_else:WMODE2 (match_dup 5) (match_dup 4) (match_dup 3)))] | |
1813 | " | |
1814 | { | |
1815 | operands[5] | |
1816 | = gen_rtx_fmt_ee (REVERSE_CONDITION (GET_CODE (operands[5]), | |
1817 | GET_MODE (operands[6])), | |
1818 | GET_MODE (operands[5]), operands[6], operands[7]); | |
1819 | operands[9] = simplify_gen_subreg (<WMODE:MODE>mode, operands[3], | |
1820 | <WMODE2:MODE>mode, 0); | |
1821 | }") | |
1822 | ||
1823 | ;; These control RTL generation for conditional jump insns | |
1824 | ||
1825 | ;; To signal to can_compare_p that the cbranchs?4 patterns work, | |
1826 | ;; they must allow const0_rtx for both comparison operands | |
1827 | (define_expand "cbranchsi4" | |
1828 | [(set (reg CC_REGNUM) | |
1829 | (compare (match_operand:SI 1 "add_operand" "") | |
1830 | (match_operand:SI 2 "arith_operand" ""))) | |
1831 | (set (pc) | |
1832 | (if_then_else | |
1833 | (match_operator 0 "ordered_comparison_operator" [(reg CC_REGNUM) | |
1834 | (const_int 0)]) | |
1835 | (label_ref (match_operand 3 "" "")) | |
1836 | (pc)))] | |
1837 | "" | |
1838 | { | |
1839 | rtx cmp = gen_compare_reg (VOIDmode, GET_CODE (operands[0]), SImode, | |
1840 | operands[1], operands[2]); | |
1841 | emit_jump_insn (gen_branch_insn (operands[3], cmp, XEXP (cmp, 0))); | |
1842 | DONE; | |
1843 | }) | |
1844 | ||
1845 | (define_expand "cbranchsf4" | |
1846 | [(set (reg CC_REGNUM) | |
1847 | (compare (match_operand:SF 1 "arith_operand" "") | |
1848 | (match_operand:SF 2 "arith_operand" ""))) | |
1849 | (set (pc) | |
1850 | (if_then_else | |
1851 | (match_operator 0 "comparison_operator" [(reg CC_REGNUM) | |
1852 | (const_int 0)]) | |
1853 | (label_ref (match_operand 3 "" "")) | |
1854 | (pc)))] | |
1855 | "" | |
1856 | { | |
1857 | rtx cmp = gen_compare_reg (VOIDmode, GET_CODE (operands[0]), SFmode, | |
1858 | operands[1], operands[2]); | |
1859 | emit_jump_insn (gen_branch_insn (operands[3], cmp, XEXP (cmp, 0))); | |
1860 | DONE; | |
1861 | }) | |
1862 | ||
1863 | ;; Now match both normal and inverted jump. | |
1864 | ||
1865 | (define_insn "branch_insn" | |
1866 | [(set (pc) | |
1867 | (if_then_else (match_operator 1 "proper_comparison_operator" | |
1868 | [(match_operand 2 "cc_operand") | |
1869 | (const_int 0)]) | |
1870 | (label_ref (match_operand 0 "" "")) | |
1871 | (pc)))] | |
1872 | "" | |
1873 | "b%d1 %l0" | |
1874 | [(set_attr "type" "branch")]) | |
1875 | ||
1876 | (define_insn "*rev_branch_insn" | |
1877 | [(set (pc) | |
1878 | (if_then_else (match_operator 1 "proper_comparison_operator" | |
1879 | [(reg CC_REGNUM) (const_int 0)]) | |
1880 | (pc) | |
1881 | (label_ref (match_operand 0 "" ""))))] | |
1882 | "" | |
1883 | "b%D1 %l0" | |
1884 | [(set_attr "type" "branch")]) | |
1885 | ||
1886 | ;; Unconditional and other jump instructions. | |
1887 | ||
1888 | (define_insn "jump" | |
1889 | [(set (pc) (label_ref (match_operand 0 "" "")))] | |
1890 | "" | |
1891 | "b %l0" | |
1892 | [(set_attr "type" "uncond_branch")]) | |
1893 | ||
1894 | (define_insn "indirect_jump" | |
1895 | [(set (pc) (match_operand:SI 0 "gpr_operand" "r"))] | |
1896 | "" | |
1897 | "jr %0" | |
1898 | [(set_attr "type" "uncond_branch")]) | |
1899 | ||
1900 | (define_expand "tablejump" | |
1901 | [(parallel [(set (pc) (match_operand:SI 0 "gpr_operand" "")) | |
1902 | (use (label_ref (match_operand 1 "" "")))])] | |
1903 | "" | |
1904 | { | |
1905 | /* In PIC mode, the table entries are stored PC relative. | |
1906 | Convert the relative address to an absolute address. */ | |
1907 | if (flag_pic) | |
1908 | { | |
1909 | rtx op1 = gen_rtx_LABEL_REF (Pmode, operands[1]); | |
1910 | ||
1911 | operands[0] = expand_simple_binop (Pmode, PLUS, operands[0], | |
1912 | op1, NULL_RTX, 0, OPTAB_DIRECT); | |
1913 | } | |
1914 | }) | |
1915 | ||
1916 | (define_insn "*tablejump_internal" | |
1917 | [(set (pc) (match_operand:SI 0 "gpr_operand" "r")) | |
1918 | (use (label_ref (match_operand 1 "" "")))] | |
1919 | "" | |
1920 | "jr %0;" | |
1921 | [(set_attr "type" "uncond_branch")]) | |
1922 | ||
1923 | (define_insn "*tablejump_hi_internal" | |
1924 | [(set (pc) (match_operand:HI 0 "gpr_operand" "r")) | |
1925 | (use (label_ref (match_operand 1 "" "")))] | |
1926 | "optimize_size && TARGET_SMALL16" | |
1927 | "jr %0;" | |
1928 | [(set_attr "type" "uncond_branch")]) | |
1929 | ||
1930 | ||
1931 | (define_expand "call" | |
1932 | ;; operands[1] is stack_size_rtx | |
1933 | ;; operands[2] is next_arg_register | |
1934 | [(parallel [(call (match_operand:SI 0 "call_operand" "") | |
1935 | (match_operand 1 "" "")) | |
1936 | (clobber (reg:SI GPR_LR))])] | |
1937 | "" | |
1938 | { | |
1939 | bool target_uninterruptible = epiphany_call_uninterruptible_p (operands[0]); | |
1940 | ||
1941 | if (!call_operand (operands[1], VOIDmode)) | |
1942 | operands[0] | |
1943 | = change_address (operands[0], VOIDmode, | |
1944 | copy_to_mode_reg (Pmode, XEXP (operands[0], 0))); | |
1945 | if (epiphany_uninterruptible_p (current_function_decl) | |
1946 | != target_uninterruptible) | |
1947 | { | |
1948 | emit_insn (target_uninterruptible ? gen_gid (): gen_gie ()); | |
1949 | emit_call_insn | |
1950 | (gen_rtx_PARALLEL | |
1951 | (VOIDmode, | |
1952 | gen_rtvec (2, gen_rtx_CALL (VOIDmode, operands[0], operands[1]), | |
1953 | gen_rtx_CLOBBER (VOIDmode, | |
1954 | gen_rtx_REG (SImode, GPR_LR))))); | |
1955 | emit_insn (target_uninterruptible ? gen_gie (): gen_gid ()); | |
1956 | DONE; | |
1957 | } | |
1958 | }) | |
1959 | ||
1960 | (define_insn "*call_i" | |
1961 | [(match_parallel 2 "float_operation" | |
1962 | [(call (mem:SI (match_operand:SI 0 "call_address_operand" "Csy,r")) | |
1963 | (match_operand 1 "" "")) | |
1964 | (clobber (reg:SI GPR_LR))])] | |
1965 | "" | |
1966 | "%f0" | |
1967 | [(set_attr "type" "call")]) | |
1968 | ||
1969 | (define_expand "sibcall" | |
1970 | ;; operands[1] is stack_size_rtx | |
1971 | ;; operands[2] is next_arg_register | |
1972 | [(parallel [(call (match_operand:SI 0 "call_operand" "") | |
1973 | (match_operand 1 "" "")) | |
1974 | (return)])] | |
1975 | "" | |
1976 | { | |
1977 | bool target_uninterruptible = epiphany_call_uninterruptible_p (operands[0]); | |
1978 | ||
1979 | if (!call_operand (operands[1], VOIDmode)) | |
1980 | operands[0] | |
1981 | = change_address (operands[0], VOIDmode, | |
1982 | copy_to_mode_reg (Pmode, XEXP (operands[0], 0))); | |
1983 | if (epiphany_uninterruptible_p (current_function_decl) | |
1984 | != target_uninterruptible) | |
1985 | { | |
1986 | emit_insn (target_uninterruptible ? gen_gid (): gen_gie ()); | |
1987 | emit_call_insn | |
1988 | (gen_rtx_PARALLEL | |
1989 | (VOIDmode, | |
1990 | gen_rtvec (2, gen_rtx_CALL (VOIDmode, operands[0], operands[1]), | |
1991 | ret_rtx))); | |
1992 | emit_insn (target_uninterruptible ? gen_gie (): gen_gid ()); | |
1993 | DONE; | |
1994 | } | |
1995 | }) | |
1996 | ||
1997 | (define_insn "*sibcall_i" | |
1998 | [(call (mem:SI (match_operand:SI 0 "call_address_operand" "Csy,Rsc")) | |
1999 | (match_operand 1 "" "")) | |
2000 | (return)] | |
2001 | "" | |
2002 | "@ | |
2003 | b %0 | |
2004 | jr %0" | |
2005 | [(set_attr "type" "call")]) | |
2006 | ||
2007 | (define_expand "call_value" | |
2008 | ;; operand 2 is stack_size_rtx | |
2009 | ;; operand 3 is next_arg_register | |
2010 | [(parallel [(set (match_operand 0 "gpr_operand" "=r") | |
2011 | (call (match_operand:SI 1 "call_operand" "") | |
2012 | (match_operand 2 "" ""))) | |
2013 | (clobber (reg:SI GPR_LR))])] | |
2014 | "" | |
2015 | { | |
2016 | bool target_uninterruptible = epiphany_call_uninterruptible_p (operands[1]); | |
2017 | ||
2018 | if (!call_operand (operands[1], VOIDmode)) | |
2019 | operands[1] | |
2020 | = change_address (operands[1], VOIDmode, | |
2021 | copy_to_mode_reg (Pmode, XEXP (operands[1], 0))); | |
2022 | if (epiphany_uninterruptible_p (current_function_decl) | |
2023 | != target_uninterruptible) | |
2024 | { | |
2025 | emit_insn (target_uninterruptible ? gen_gid (): gen_gie ()); | |
2026 | emit_call_insn | |
2027 | (gen_rtx_PARALLEL | |
2028 | (VOIDmode, | |
2029 | gen_rtvec (2, gen_rtx_SET | |
2030 | (VOIDmode, operands[0], | |
2031 | gen_rtx_CALL (VOIDmode, operands[1], operands[2])), | |
2032 | gen_rtx_CLOBBER (VOIDmode, | |
2033 | gen_rtx_REG (SImode, GPR_LR))))); | |
2034 | emit_insn (target_uninterruptible ? gen_gie (): gen_gid ()); | |
2035 | DONE; | |
2036 | } | |
2037 | }) | |
2038 | ||
2039 | (define_insn "*call_value_i" | |
2040 | [(match_parallel 3 "float_operation" | |
2041 | [(set (match_operand 0 "gpr_operand" "=r,r") | |
2042 | (call (mem:SI (match_operand:SI 1 "call_address_operand" "Csy,r")) | |
2043 | (match_operand 2 "" ""))) | |
2044 | (clobber (reg:SI GPR_LR))])] | |
2045 | "" | |
2046 | "%f1" | |
2047 | [(set_attr "type" "call") | |
2048 | (set_attr "length" "4")]) | |
2049 | ||
2050 | (define_expand "sibcall_value" | |
2051 | ;; operand 2 is stack_size_rtx | |
2052 | ;; operand 3 is next_arg_register | |
2053 | [(parallel [(set (match_operand 0 "gpr_operand" "=r") | |
2054 | (call (match_operand:SI 1 "call_operand" "") | |
2055 | (match_operand 2 "" ""))) | |
2056 | (return)])] | |
2057 | "" | |
2058 | { | |
2059 | bool target_uninterruptible = epiphany_call_uninterruptible_p (operands[1]); | |
2060 | ||
2061 | if (!call_operand (operands[1], VOIDmode)) | |
2062 | operands[1] | |
2063 | = change_address (operands[1], VOIDmode, | |
2064 | copy_to_mode_reg (Pmode, XEXP (operands[1], 0))); | |
2065 | if (epiphany_uninterruptible_p (current_function_decl) | |
2066 | != target_uninterruptible) | |
2067 | { | |
2068 | emit_insn (target_uninterruptible ? gen_gid (): gen_gie ()); | |
2069 | emit_call_insn | |
2070 | (gen_rtx_PARALLEL | |
2071 | (VOIDmode, | |
2072 | gen_rtvec (2, gen_rtx_SET | |
2073 | (VOIDmode, operands[0], | |
2074 | gen_rtx_CALL (VOIDmode, operands[1], operands[2])), | |
2075 | ret_rtx))); | |
2076 | emit_insn (target_uninterruptible ? gen_gie (): gen_gid ()); | |
2077 | DONE; | |
2078 | } | |
2079 | }) | |
2080 | ||
2081 | (define_insn "*sibcall_value_i" | |
2082 | [(set (match_operand 0 "gpr_operand" "=r,r") | |
2083 | (call (mem:SI (match_operand:SI 1 "call_address_operand" "Csy,Rsc")) | |
2084 | (match_operand 2 "" ""))) | |
2085 | (return)] | |
2086 | "" | |
2087 | "@ | |
2088 | b %1 | |
2089 | jr %1" | |
2090 | [(set_attr "type" "call") | |
2091 | (set_attr "length" "4")]) | |
2092 | ||
2093 | (define_expand "prologue" | |
2094 | [(pc)] | |
2095 | "" | |
2096 | { | |
2097 | epiphany_expand_prologue (); | |
2098 | DONE; | |
2099 | }) | |
2100 | ||
2101 | (define_expand "epilogue" | |
2102 | [(pc)] | |
2103 | "" | |
2104 | { | |
2105 | epiphany_expand_epilogue (0); | |
2106 | DONE; | |
2107 | }) | |
2108 | ||
2109 | (define_expand "sibcall_epilogue" | |
2110 | [(pc)] | |
2111 | "" | |
2112 | { | |
2113 | epiphany_expand_epilogue (1); | |
2114 | DONE; | |
2115 | }) | |
2116 | ||
2117 | ; Since the demise of REG_N_SETS, it is no longer possible to find out | |
2118 | ; in the prologue / epilogue expanders how many times lr is set. | |
2119 | ; Using df_regs_ever_live_p to decide if lr needs saving means that | |
2120 | ; any explicit use of lr will cause it to be saved; hence we cannot | |
2121 | ; represent the blink use in return / sibcall instructions themselves, and | |
2122 | ; instead have to show it in EPILOGUE_USES. | |
2123 | (define_insn "return_i" | |
2124 | [(return)] | |
2125 | "reload_completed" | |
2126 | "rts" | |
2127 | [(set_attr "type" "uncond_branch")]) | |
2128 | ||
2129 | (define_insn "return_internal_interrupt" | |
2130 | [(return) | |
2131 | (unspec_volatile [(const_int 0)] 1)] | |
2132 | "" | |
2133 | "rti" | |
2134 | [(set_attr "type" "uncond_branch")]) | |
2135 | ||
2136 | (define_insn "stack_adjust_add" | |
2137 | [(set (reg:SI GPR_SP) | |
2138 | (plus:SI (reg:SI GPR_SP) (match_operand:SI 0 "arith_operand" "rL"))) | |
2139 | (clobber (reg:CC CC_REGNUM)) | |
2140 | (clobber (reg:SI STATUS_REGNUM)) | |
2141 | (clobber (match_operand:BLK 1 "memory_operand" "=m"))] | |
2142 | "reload_completed" | |
2143 | "add sp,sp,%0") | |
2144 | ||
2145 | (define_insn "stack_adjust_mov" | |
2146 | [(set (reg:SI GPR_SP) (reg:SI GPR_FP)) | |
2147 | (clobber (match_operand:BLK 0 "memory_operand" "=m"))] | |
2148 | "reload_completed" | |
2149 | "mov sp,fp" | |
2150 | [(set_attr "type" "move")]) | |
2151 | ||
2152 | (define_insn "stack_adjust_str" | |
2153 | [(set (match_operand 0 "stacktop_operand" "=m") | |
2154 | (match_operand 1 "any_gpr_operand" "r")) | |
2155 | (set (reg:SI GPR_SP) | |
2156 | (plus:SI (reg:SI GPR_SP) (match_operand:SI 2 "nonmemory_operand" "rn"))) | |
2157 | (clobber (match_operand:BLK 3 "memory_operand" "=m"))] | |
2158 | "reload_completed" | |
2159 | { | |
2160 | return (GET_MODE_SIZE (GET_MODE (operands[0])) <= 4 | |
2161 | ? \"str %1,%0,%C2\" : \"strd %1,%0,%X2\"); | |
2162 | } | |
2163 | [(set_attr "type" "store")]) | |
2164 | ||
2165 | (define_insn "stack_adjust_ldr" | |
2166 | [(set (match_operand:SI 0 "gpr_operand" "=r") | |
2167 | (match_operand:SI 1 "stacktop_operand" "m")) | |
2168 | (set (reg:SI GPR_SP) | |
2169 | (plus:SI (reg:SI GPR_SP) (match_operand:SI 2 "nonmemory_operand" "rn"))) | |
2170 | (clobber (match_operand:BLK 3 "memory_operand" "=m"))] | |
2171 | "reload_completed" | |
2172 | "ldr %0,%1,%C2" | |
2173 | [(set_attr "type" "load")]) | |
2174 | \f | |
2175 | ;; Define some fake vector operations so that the vectorizer is happy to use | |
2176 | ;; 64 bit loads/stores. | |
2177 | (define_expand "vec_unpacks_lo_v4hi" | |
2178 | [(match_operand:V2SI 0 "gpr_operand") | |
2179 | (match_operand:V4HI 1 "gpr_operand")] | |
2180 | "" | |
2181 | { | |
2182 | rtx in = simplify_gen_subreg (SImode, operands[1], V4HImode, 0); | |
2183 | rtx outl = simplify_gen_subreg (SImode, operands[0], V2SImode, 0); | |
2184 | rtx outh | |
2185 | = simplify_gen_subreg (SImode, operands[0], V2SImode, UNITS_PER_WORD); | |
2186 | ||
2187 | if (reg_overlap_mentioned_p (outl, in)) | |
2188 | in = copy_to_mode_reg (SImode, in); | |
2189 | emit_insn (gen_ashlsi3 (outl, in, GEN_INT (16))); | |
2190 | emit_insn (gen_ashrsi3 (outl, outl, GEN_INT (16))); | |
2191 | emit_insn (gen_ashrsi3 (outh, in, GEN_INT (16))); | |
2192 | DONE; | |
2193 | }) | |
2194 | ||
2195 | (define_expand "vec_unpacks_hi_v4hi" | |
2196 | [(match_operand:V2SI 0 "gpr_operand") | |
2197 | (match_operand:V4HI 1 "gpr_operand")] | |
2198 | "" | |
2199 | { | |
2200 | rtx in = simplify_gen_subreg (SImode, operands[1], V4HImode, UNITS_PER_WORD); | |
2201 | rtx outl = simplify_gen_subreg (SImode, operands[0], V2SImode, 0); | |
2202 | rtx outh | |
2203 | = simplify_gen_subreg (SImode, operands[0], V2SImode, UNITS_PER_WORD); | |
2204 | ||
2205 | if (reg_overlap_mentioned_p (outl, in)) | |
2206 | in = copy_to_mode_reg (SImode, in); | |
2207 | emit_insn (gen_ashlsi3 (outl, in, GEN_INT (16))); | |
2208 | emit_insn (gen_ashrsi3 (outl, outl, GEN_INT (16))); | |
2209 | emit_insn (gen_ashrsi3 (outh, in, GEN_INT (16))); | |
2210 | DONE; | |
2211 | }) | |
2212 | ||
2213 | (define_code_iterator addsub [plus minus]) | |
2214 | ||
2215 | (define_code_iterator alu_binop | |
2216 | [plus minus and ior xor]) | |
2217 | ||
2218 | (define_code_attr insn_opname | |
2219 | [(plus "add") (minus "sub") (mult "mul") (div "div") | |
2220 | (and "and") (ior "ior") (xor "xor")]) | |
2221 | ||
2222 | ; You might think that this would work better as a define_expand, but | |
2223 | ; again lower_subreg pessimizes the code if it sees indiviudual operations. | |
2224 | ; We need to keep inputs and outputs as register pairs if we want to | |
2225 | ; get sensible register allocation for double-word load and store operations. | |
2226 | (define_insn_and_split "<insn_opname>v2si3" | |
2227 | [(set (match_operand:V2SI 0 "gpr_operand" "=r") | |
2228 | (alu_binop:V2SI (match_operand:V2SI 1 "gpr_operand" "r") | |
2229 | (match_operand:V2SI 2 "gpr_operand" "r"))) | |
2230 | (clobber (reg:CC CC_REGNUM))] | |
2231 | "" | |
2232 | "#" | |
2233 | "reload_completed || (epiphany_vect_align == 4 && TARGET_SPLIT_VECMOVE_EARLY)" | |
2234 | [(const_int 0)] | |
2235 | { | |
2236 | rtx o0l, o0h, o1l, o1h, o2l, o2h; | |
2237 | ||
2238 | o0l = simplify_gen_subreg (SImode, operands[0], V2SImode, 0); | |
2239 | o0h = simplify_gen_subreg (SImode, operands[0], V2SImode, UNITS_PER_WORD); | |
2240 | o1l = simplify_gen_subreg (SImode, operands[1], V2SImode, 0); | |
2241 | o1h = simplify_gen_subreg (SImode, operands[1], V2SImode, UNITS_PER_WORD); | |
2242 | o2l = simplify_gen_subreg (SImode, operands[2], V2SImode, 0); | |
2243 | o2h = simplify_gen_subreg (SImode, operands[2], V2SImode, UNITS_PER_WORD); | |
2244 | if (reg_overlap_mentioned_p (o0l, o1h)) | |
2245 | o1h = copy_to_mode_reg (SImode, o1h); | |
2246 | if (reg_overlap_mentioned_p (o0l, o2h)) | |
2247 | o2h = copy_to_mode_reg (SImode, o2h); | |
2248 | emit_insn (gen_<insn_opname>si3 (o0l, o1l, o2l)); | |
2249 | emit_insn (gen_<insn_opname>si3 (o0h, o1h, o2h)); | |
2250 | DONE; | |
2251 | } | |
2252 | [(set_attr "length" "8")]) | |
2253 | ||
2254 | (define_expand "<insn_opname>v2sf3" | |
2255 | [(parallel | |
2256 | [(set (match_operand:V2SF 0 "gpr_operand" "") | |
2257 | (addsub:V2SF (match_operand:V2SF 1 "gpr_operand" "") | |
2258 | (match_operand:V2SF 2 "gpr_operand" ""))) | |
2259 | (clobber (reg:CC_FP CCFP_REGNUM))])]) | |
2260 | ||
2261 | (define_insn_and_split "<insn_opname>v2sf3_i" | |
2262 | [(match_parallel 3 "float_operation" | |
2263 | [(set (match_operand:V2SF 0 "gpr_operand" "=r") | |
2264 | (addsub:V2SF (match_operand:V2SF 1 "gpr_operand" "r") | |
2265 | (match_operand:V2SF 2 "gpr_operand" "r"))) | |
2266 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
2267 | "" | |
2268 | "#" | |
2269 | "reload_completed || (epiphany_vect_align == 4 && TARGET_SPLIT_VECMOVE_EARLY)" | |
2270 | [(parallel | |
2271 | [(set (match_dup 4) (addsub:SF (match_dup 5) (match_dup 6))) | |
2272 | (clobber (reg:CC_FP CCFP_REGNUM)) | |
2273 | (match_dup 10) | |
2274 | (match_dup 11)]) | |
2275 | (parallel | |
2276 | [(set (match_dup 7) (addsub:SF (match_dup 8) (match_dup 9))) | |
2277 | (clobber (reg:CC_FP CCFP_REGNUM)) | |
2278 | (match_dup 10) | |
2279 | (match_dup 11)])] | |
2280 | { | |
2281 | operands[4] = simplify_gen_subreg (SFmode, operands[0], V2SFmode, 0); | |
2282 | operands[5] = simplify_gen_subreg (SFmode, operands[1], V2SFmode, 0); | |
2283 | operands[6] = simplify_gen_subreg (SFmode, operands[2], V2SFmode, 0); | |
2284 | operands[7] | |
2285 | = simplify_gen_subreg (SFmode, operands[0], V2SFmode, UNITS_PER_WORD); | |
2286 | operands[8] | |
2287 | = simplify_gen_subreg (SFmode, operands[1], V2SFmode, UNITS_PER_WORD); | |
2288 | operands[9] | |
2289 | = simplify_gen_subreg (SFmode, operands[2], V2SFmode, UNITS_PER_WORD); | |
2290 | if (!reload_completed) | |
2291 | { | |
2292 | if (reg_overlap_mentioned_p (operands[4], operands[8])) | |
2293 | operands[8] = copy_to_mode_reg (SFmode, operands[8]); | |
2294 | if (reg_overlap_mentioned_p (operands[4], operands[9])) | |
2295 | operands[9] = copy_to_mode_reg (SFmode, operands[9]); | |
2296 | emit_insn (gen_<insn_opname>sf3 (operands[4], operands[5], operands[6])); | |
2297 | emit_insn (gen_<insn_opname>sf3 (operands[7], operands[8], operands[9])); | |
2298 | DONE; | |
2299 | } | |
2300 | gcc_assert (!reg_overlap_mentioned_p (operands[4], operands[8])); | |
2301 | gcc_assert (!reg_overlap_mentioned_p (operands[4], operands[9])); | |
2302 | operands[10] = XVECEXP (operands[3], 0, XVECLEN (operands[3], 0) - 2); | |
2303 | operands[11] = XVECEXP (operands[3], 0, XVECLEN (operands[3], 0) - 1); | |
2304 | } | |
2305 | [(set_attr "length" "8") | |
2306 | (set_attr "type" "fp")]) | |
2307 | ||
2308 | (define_expand "mul<mode>3" | |
2309 | [(parallel | |
2310 | [(set (match_operand:DWV2MODE 0 "gpr_operand" "") | |
2311 | (mult:DWV2MODE (match_operand:DWV2MODE 1 "gpr_operand" "") | |
2312 | (match_operand:DWV2MODE 2 "gpr_operand" ""))) | |
2313 | (clobber (reg:CC_FP CCFP_REGNUM))])]) | |
2314 | ||
2315 | (define_insn_and_split "mul<mode>3_i" | |
2316 | [(match_parallel 3 "float_operation" | |
2317 | [(set (match_operand:DWV2MODE 0 "gpr_operand" "=r") | |
2318 | (mult:DWV2MODE (match_operand:DWV2MODE 1 "gpr_operand" "r") | |
2319 | (match_operand:DWV2MODE 2 "gpr_operand" "r"))) | |
2320 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
2321 | "" | |
2322 | "#" | |
2323 | "reload_completed || (epiphany_vect_align == 4 && TARGET_SPLIT_VECMOVE_EARLY)" | |
2324 | [(parallel | |
2325 | [(set (match_dup 4) (mult:<vmode_PART> (match_dup 5) (match_dup 6))) | |
2326 | (clobber (reg:CC_FP CCFP_REGNUM)) | |
2327 | (match_dup 10) | |
2328 | (match_dup 11)]) | |
2329 | (parallel | |
2330 | [(set (match_dup 7) (mult:<vmode_PART> (match_dup 8) (match_dup 9))) | |
2331 | (clobber (reg:CC_FP CCFP_REGNUM)) | |
2332 | (match_dup 10) | |
2333 | (match_dup 11)])] | |
2334 | { | |
2335 | operands[4] | |
2336 | = simplify_gen_subreg (<vmode_PART>mode, operands[0], <MODE>mode, 0); | |
2337 | operands[5] | |
2338 | = simplify_gen_subreg (<vmode_PART>mode, operands[1], <MODE>mode, 0); | |
2339 | operands[6] | |
2340 | = simplify_gen_subreg (<vmode_PART>mode, operands[2], <MODE>mode, 0); | |
2341 | operands[7] = simplify_gen_subreg (<vmode_PART>mode, operands[0], | |
2342 | <MODE>mode, UNITS_PER_WORD); | |
2343 | operands[8] = simplify_gen_subreg (<vmode_PART>mode, operands[1], | |
2344 | <MODE>mode, UNITS_PER_WORD); | |
2345 | operands[9] = simplify_gen_subreg (<vmode_PART>mode, operands[2], | |
2346 | <MODE>mode, UNITS_PER_WORD); | |
2347 | if (!reload_completed) | |
2348 | { | |
2349 | if (reg_overlap_mentioned_p (operands[4], operands[8])) | |
2350 | operands[8] = copy_to_mode_reg (<vmode_PART>mode, operands[8]); | |
2351 | if (reg_overlap_mentioned_p (operands[4], operands[9])) | |
2352 | operands[9] = copy_to_mode_reg (<vmode_PART>mode, operands[9]); | |
2353 | emit_insn (gen_mul<vmode_part>3 (operands[4], operands[5], operands[6])); | |
2354 | emit_insn (gen_mul<vmode_part>3 (operands[7], operands[8], operands[9])); | |
2355 | DONE; | |
2356 | } | |
2357 | gcc_assert (!reg_overlap_mentioned_p (operands[4], operands[8])); | |
2358 | gcc_assert (!reg_overlap_mentioned_p (operands[4], operands[9])); | |
2359 | operands[10] = XVECEXP (operands[3], 0, XVECLEN (operands[3], 0) - 2); | |
2360 | operands[11] = XVECEXP (operands[3], 0, XVECLEN (operands[3], 0) - 1); | |
2361 | } | |
2362 | [(set_attr "length" "8") | |
2363 | (set_attr "type" "<vmode_fp_type>")]) | |
2364 | ||
2365 | (define_insn_and_split "*fmadd<mode>_combine" | |
2366 | [(match_parallel 4 "float_operation" | |
2367 | [(set (match_operand:DWV2MODE 0 "gpr_operand" "=r") | |
2368 | (plus:DWV2MODE (mult:<MODE> | |
2369 | (match_operand:<MODE> 1 "gpr_operand" "r") | |
2370 | (match_operand:<MODE> 2 "gpr_operand" "r")) | |
2371 | (match_operand:<MODE> 3 "gpr_operand" "0"))) | |
2372 | (clobber (reg:CC_FP CCFP_REGNUM))])] | |
2373 | "TARGET_FUSED_MADD || <MODE>mode == V2SImode" | |
2374 | "#" | |
2375 | "reload_completed || (epiphany_vect_align == 4 && TARGET_SPLIT_VECMOVE_EARLY)" | |
2376 | [(parallel | |
2377 | [(set (match_dup 5) | |
2378 | (plus:<vmode_PART> (mult:<vmode_PART> (match_dup 6) (match_dup 7)) | |
2379 | (match_dup 8))) | |
2380 | (clobber (reg:CC_FP CCFP_REGNUM)) | |
2381 | (match_dup 13) | |
2382 | (match_dup 14)]) | |
2383 | (parallel | |
2384 | [(set (match_dup 9) | |
2385 | (plus:<vmode_PART> (mult:<vmode_PART> (match_dup 10) (match_dup 11)) | |
2386 | (match_dup 12))) | |
2387 | (clobber (reg:CC_FP CCFP_REGNUM)) | |
2388 | (match_dup 13) | |
2389 | (match_dup 14)])] | |
2390 | { | |
2391 | operands[5] | |
2392 | = simplify_gen_subreg (<vmode_PART>mode, operands[0], <MODE>mode, 0); | |
2393 | operands[6] | |
2394 | = simplify_gen_subreg (<vmode_PART>mode, operands[1], <MODE>mode, 0); | |
2395 | operands[7] | |
2396 | = simplify_gen_subreg (<vmode_PART>mode, operands[2], <MODE>mode, 0); | |
2397 | operands[8] | |
2398 | = simplify_gen_subreg (<vmode_PART>mode, operands[3], <MODE>mode, 0); | |
2399 | operands[9] = simplify_gen_subreg (<vmode_PART>mode, operands[0], | |
2400 | <MODE>mode, UNITS_PER_WORD); | |
2401 | operands[10] = simplify_gen_subreg (<vmode_PART>mode, operands[1], | |
2402 | <MODE>mode, UNITS_PER_WORD); | |
2403 | operands[11] = simplify_gen_subreg (<vmode_PART>mode, operands[2], | |
2404 | <MODE>mode, UNITS_PER_WORD); | |
2405 | operands[12] = simplify_gen_subreg (<vmode_PART>mode, operands[3], | |
2406 | <MODE>mode, UNITS_PER_WORD); | |
2407 | if (!reload_completed) | |
2408 | { | |
2409 | if (reg_overlap_mentioned_p (operands[5], operands[10])) | |
2410 | operands[10] = copy_to_mode_reg (<vmode_PART>mode, operands[10]); | |
2411 | if (reg_overlap_mentioned_p (operands[5], operands[11])) | |
2412 | operands[11] = copy_to_mode_reg (<vmode_PART>mode, operands[11]); | |
2413 | if (reg_overlap_mentioned_p (operands[5], operands[12])) | |
2414 | operands[12] = copy_to_mode_reg (<vmode_PART>mode, operands[12]); | |
2415 | emit_insn (gen_madd<vmode_part> (operands[5], operands[6], operands[7], | |
2416 | operands[8])); | |
2417 | emit_insn (gen_madd<vmode_part> (operands[9], operands[10], operands[11], | |
2418 | operands[12])); | |
2419 | DONE; | |
2420 | } | |
2421 | gcc_assert (!reg_overlap_mentioned_p (operands[5], operands[10])); | |
2422 | gcc_assert (!reg_overlap_mentioned_p (operands[5], operands[11])); | |
2423 | gcc_assert (!reg_overlap_mentioned_p (operands[5], operands[12])); | |
2424 | operands[13] = XVECEXP (operands[4], 0, XVECLEN (operands[4], 0) - 2); | |
2425 | operands[14] = XVECEXP (operands[4], 0, XVECLEN (operands[4], 0) - 1); | |
2426 | } | |
2427 | [(set_attr "length" "8") | |
2428 | (set_attr "type" "<vmode_fp_type>")]) | |
2429 | ||
2430 | (define_expand "vec_set<mode>" | |
2431 | [(match_operand:DWV2MODE 0 "register_operand") | |
2432 | (match_operand:<vmode_PART> 1 "register_operand") | |
2433 | (match_operand 2 "const_int_operand" "")] | |
2434 | "" | |
2435 | { | |
2436 | operands[0] | |
2437 | = simplify_gen_subreg (<vmode_PART>mode, operands[0], <MODE>mode, | |
2438 | UNITS_PER_WORD * INTVAL (operands[2])); | |
2439 | emit_move_insn (operands[0], operands[1]); | |
2440 | DONE; | |
2441 | }) | |
82b06589 JR |
2442 | |
2443 | (define_expand "movmisalign<mode>" | |
2444 | [(set (match_operand:DWV2MODE 0 "nonimmediate_operand" "") | |
2445 | (match_operand:DWV2MODE 1 "general_operand" ""))] | |
2446 | "" | |
2447 | { | |
2448 | rtx op00, op01, op10, op11; | |
2449 | ||
2450 | op00 = simplify_gen_subreg (<vmode_PART>mode, operands[0], <MODE>mode, 0); | |
2451 | op01 = simplify_gen_subreg (<vmode_PART>mode, operands[0], <MODE>mode, | |
2452 | UNITS_PER_WORD); | |
2453 | op10 = simplify_gen_subreg (<vmode_PART>mode, operands[1], <MODE>mode, 0); | |
2454 | op11 = simplify_gen_subreg (<vmode_PART>mode, operands[1], <MODE>mode, | |
2455 | UNITS_PER_WORD); | |
2456 | emit_move_insn (op00, op10); | |
2457 | emit_move_insn (op01, op11); | |
2458 | DONE; | |
2459 | }) | |
feeeff5c JR |
2460 | \f |
2461 | (define_insn "nop" | |
2462 | [(const_int 0)] | |
2463 | "" | |
2464 | "nop" | |
2465 | [(set_attr "type" "flow")]) |