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129a2fe4 | 1 | ;;- Machine description for ARM for GNU compiler |
063a05c7 | 2 | ;; Copyright 1991, 1993, 1994, 1995, 1996, 1996, 1997, 1998, 1999, 2000, |
2cb7d577 | 3 | ;; 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. |
b11cae9e | 4 | ;; Contributed by Pieter `Tiggr' Schoenmakers (rcpieter@win.tue.nl) |
f082f1c4 | 5 | ;; and Martin Simmons (@harleqn.co.uk). |
129a2fe4 | 6 | ;; More major hacks by Richard Earnshaw (rearnsha@arm.com). |
b11cae9e | 7 | |
acf6ed70 | 8 | ;; This file is part of GCC. |
b11cae9e | 9 | |
acf6ed70 | 10 | ;; GCC is free software; you can redistribute it and/or modify it |
11 | ;; under the terms of the GNU General Public License as published | |
12 | ;; by the Free Software Foundation; either version 2, or (at your | |
13 | ;; option) any later version. | |
b11cae9e | 14 | |
acf6ed70 | 15 | ;; GCC is distributed in the hope that it will be useful, but WITHOUT |
16 | ;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
17 | ;; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
18 | ;; License for more details. | |
b11cae9e | 19 | |
20 | ;; You should have received a copy of the GNU General Public License | |
acf6ed70 | 21 | ;; along with GCC; see the file COPYING. If not, write to |
dbddc6c4 | 22 | ;; the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
23 | ;; Boston, MA 02110-1301, USA. | |
b11cae9e | 24 | |
25 | ;;- See file "rtl.def" for documentation on define_insn, match_*, et. al. | |
26 | ||
9c08d1fa | 27 | \f |
e1159bbe | 28 | ;;--------------------------------------------------------------------------- |
29 | ;; Constants | |
30 | ||
31 | ;; Register numbers | |
32 | (define_constants | |
ccd90aaa | 33 | [(R0_REGNUM 0) ; First CORE register |
34 | (IP_REGNUM 12) ; Scratch register | |
e1159bbe | 35 | (SP_REGNUM 13) ; Stack pointer |
36 | (LR_REGNUM 14) ; Return address register | |
37 | (PC_REGNUM 15) ; Program counter | |
38 | (CC_REGNUM 24) ; Condition code pseudo register | |
ccd90aaa | 39 | (LAST_ARM_REGNUM 15) ; |
40 | (FPA_F0_REGNUM 16) ; FIRST_FPA_REGNUM | |
41 | (FPA_F7_REGNUM 23) ; LAST_FPA_REGNUM | |
e1159bbe | 42 | ] |
43 | ) | |
3c5afce6 | 44 | ;; 3rd operand to select_dominance_cc_mode |
45 | (define_constants | |
46 | [(DOM_CC_X_AND_Y 0) | |
47 | (DOM_CC_NX_OR_Y 1) | |
48 | (DOM_CC_X_OR_Y 2) | |
49 | ] | |
50 | ) | |
e1159bbe | 51 | |
9c08d1fa | 52 | ;; UNSPEC Usage: |
8a18b90c | 53 | ;; Note: sin and cos are no-longer used. |
e1159bbe | 54 | |
55 | (define_constants | |
56 | [(UNSPEC_SIN 0) ; `sin' operation (MODE_FLOAT): | |
57 | ; operand 0 is the result, | |
58 | ; operand 1 the parameter. | |
59 | (UNPSEC_COS 1) ; `cos' operation (MODE_FLOAT): | |
60 | ; operand 0 is the result, | |
61 | ; operand 1 the parameter. | |
62 | (UNSPEC_PUSH_MULT 2) ; `push multiple' operation: | |
63 | ; operand 0 is the first register, | |
64 | ; subsequent registers are in parallel (use ...) | |
65 | ; expressions. | |
66 | (UNSPEC_PIC_SYM 3) ; A symbol that has been treated properly for pic | |
67 | ; usage, that is, we will add the pic_register | |
68 | ; value to it before trying to dereference it. | |
2c96dc5a | 69 | (UNSPEC_PIC_BASE 4) ; Adding the PC value to the offset to the |
70 | ; GLOBAL_OFFSET_TABLE. The operation is fully | |
71 | ; described by the RTL but must be wrapped to | |
72 | ; prevent combine from trying to rip it apart. | |
73 | (UNSPEC_PRLG_STK 5) ; A special barrier that prevents frame accesses | |
e1159bbe | 74 | ; being scheduled before the stack adjustment insn. |
063a05c7 | 75 | (UNSPEC_PROLOGUE_USE 6) ; As USE insns are not meaningful after reload, |
76 | ; this unspec is used to prevent the deletion of | |
77 | ; instructions setting registers for EH handling | |
78 | ; and stack frame generation. Operand 0 is the | |
79 | ; register to "use". | |
68121397 | 80 | (UNSPEC_CHECK_ARCH 7); Set CCs to indicate 26-bit or 32-bit mode. |
8d232dc7 | 81 | (UNSPEC_WSHUFH 8) ; Used by the intrinsic form of the iWMMXt WSHUFH instruction. |
82 | (UNSPEC_WACC 9) ; Used by the intrinsic form of the iWMMXt WACC instruction. | |
83 | (UNSPEC_TMOVMSK 10) ; Used by the intrinsic form of the iWMMXt TMOVMSK instruction. | |
84 | (UNSPEC_WSAD 11) ; Used by the intrinsic form of the iWMMXt WSAD instruction. | |
85 | (UNSPEC_WSADZ 12) ; Used by the intrinsic form of the iWMMXt WSADZ instruction. | |
86 | (UNSPEC_WMACS 13) ; Used by the intrinsic form of the iWMMXt WMACS instruction. | |
87 | (UNSPEC_WMACU 14) ; Used by the intrinsic form of the iWMMXt WMACU instruction. | |
88 | (UNSPEC_WMACSZ 15) ; Used by the intrinsic form of the iWMMXt WMACSZ instruction. | |
89 | (UNSPEC_WMACUZ 16) ; Used by the intrinsic form of the iWMMXt WMACUZ instruction. | |
90 | (UNSPEC_CLRDI 17) ; Used by the intrinsic form of the iWMMXt CLRDI instruction. | |
91 | (UNSPEC_WMADDS 18) ; Used by the intrinsic form of the iWMMXt WMADDS instruction. | |
92 | (UNSPEC_WMADDU 19) ; Used by the intrinsic form of the iWMMXt WMADDU instruction. | |
f655717d | 93 | (UNSPEC_TLS 20) ; A symbol that has been treated properly for TLS usage. |
6cdcb15c | 94 | (UNSPEC_PIC_LABEL 21) ; A label used for PIC access that does not appear in the |
95 | ; instruction stream. | |
e1159bbe | 96 | ] |
97 | ) | |
98 | ||
215b30b3 | 99 | ;; UNSPEC_VOLATILE Usage: |
e1159bbe | 100 | |
101 | (define_constants | |
102 | [(VUNSPEC_BLOCKAGE 0) ; `blockage' insn to prevent scheduling across an | |
103 | ; insn in the code. | |
104 | (VUNSPEC_EPILOGUE 1) ; `epilogue' insn, used to represent any part of the | |
105 | ; instruction epilogue sequence that isn't expanded | |
106 | ; into normal RTL. Used for both normal and sibcall | |
107 | ; epilogues. | |
108 | (VUNSPEC_ALIGN 2) ; `align' insn. Used at the head of a minipool table | |
109 | ; for inlined constants. | |
110 | (VUNSPEC_POOL_END 3) ; `end-of-table'. Used to mark the end of a minipool | |
111 | ; table. | |
112 | (VUNSPEC_POOL_1 4) ; `pool-entry(1)'. An entry in the constant pool for | |
113 | ; an 8-bit object. | |
114 | (VUNSPEC_POOL_2 5) ; `pool-entry(2)'. An entry in the constant pool for | |
115 | ; a 16-bit object. | |
116 | (VUNSPEC_POOL_4 6) ; `pool-entry(4)'. An entry in the constant pool for | |
117 | ; a 32-bit object. | |
118 | (VUNSPEC_POOL_8 7) ; `pool-entry(8)'. An entry in the constant pool for | |
119 | ; a 64-bit object. | |
755eb2b4 | 120 | (VUNSPEC_TMRC 8) ; Used by the iWMMXt TMRC instruction. |
121 | (VUNSPEC_TMCR 9) ; Used by the iWMMXt TMCR instruction. | |
122 | (VUNSPEC_ALIGN8 10) ; 8-byte alignment version of VUNSPEC_ALIGN | |
123 | (VUNSPEC_WCMP_EQ 11) ; Used by the iWMMXt WCMPEQ instructions | |
124 | (VUNSPEC_WCMP_GTU 12) ; Used by the iWMMXt WCMPGTU instructions | |
125 | (VUNSPEC_WCMP_GT 13) ; Used by the iwMMXT WCMPGT instructions | |
84cbcde5 | 126 | (VUNSPEC_EH_RETURN 20); Use to override the return address for exception |
4c44712e | 127 | ; handling. |
e1159bbe | 128 | ] |
129 | ) | |
b11cae9e | 130 | \f |
e1159bbe | 131 | ;;--------------------------------------------------------------------------- |
9c08d1fa | 132 | ;; Attributes |
133 | ||
215b30b3 | 134 | ; IS_THUMB is set to 'yes' when we are generating Thumb code, and 'no' when |
135 | ; generating ARM code. This is used to control the length of some insn | |
136 | ; patterns that share the same RTL in both ARM and Thumb code. | |
1c494086 | 137 | (define_attr "is_thumb" "no,yes" (const (symbol_ref "thumb_code"))) |
cffb2a26 | 138 | |
215b30b3 | 139 | ; IS_STRONGARM is set to 'yes' when compiling for StrongARM, it affects |
140 | ; scheduling decisions for the load unit and the multiplier. | |
74a71f7d | 141 | (define_attr "is_strongarm" "no,yes" (const (symbol_ref "arm_tune_strongarm"))) |
9c08d1fa | 142 | |
5ecb8da7 | 143 | ; IS_XSCALE is set to 'yes' when compiling for XScale. |
144 | (define_attr "is_xscale" "no,yes" (const (symbol_ref "arm_tune_xscale"))) | |
145 | ||
331beb1a | 146 | ;; Operand number of an input operand that is shifted. Zero if the |
147 | ;; given instruction does not shift one of its input operands. | |
331beb1a | 148 | (define_attr "shift" "" (const_int 0)) |
149 | ||
3d91c5d6 | 150 | ; Floating Point Unit. If we only have floating point emulation, then there |
151 | ; is no point in scheduling the floating point insns. (Well, for best | |
152 | ; performance we should try and group them together). | |
a2cd141b | 153 | (define_attr "fpu" "none,fpa,fpe2,fpe3,maverick,vfp" |
c7f506fd | 154 | (const (symbol_ref "arm_fpu_attr"))) |
3d91c5d6 | 155 | |
094e994f | 156 | ; LENGTH of an instruction (in bytes) |
157 | (define_attr "length" "" (const_int 4)) | |
9c08d1fa | 158 | |
56d27660 | 159 | ; POOL_RANGE is how far away from a constant pool entry that this insn |
160 | ; can be placed. If the distance is zero, then this insn will never | |
161 | ; reference the pool. | |
cffb2a26 | 162 | ; NEG_POOL_RANGE is nonzero for insns that can reference a constant pool entry |
163 | ; before its address. | |
56d27660 | 164 | (define_attr "pool_range" "" (const_int 0)) |
cffb2a26 | 165 | (define_attr "neg_pool_range" "" (const_int 0)) |
56d27660 | 166 | |
215b30b3 | 167 | ; An assembler sequence may clobber the condition codes without us knowing. |
4d7a8451 | 168 | ; If such an insn references the pool, then we have no way of knowing how, |
169 | ; so use the most conservative value for pool_range. | |
9c08d1fa | 170 | (define_asm_attributes |
4d7a8451 | 171 | [(set_attr "conds" "clob") |
172 | (set_attr "length" "4") | |
173 | (set_attr "pool_range" "250")]) | |
9c08d1fa | 174 | |
a2cd141b | 175 | ;; The instruction used to implement a particular pattern. This |
176 | ;; information is used by pipeline descriptions to provide accurate | |
177 | ;; scheduling information. | |
178 | ||
179 | (define_attr "insn" | |
180 | "smulxy,smlaxy,smlalxy,smulwy,smlawx,mul,muls,mla,mlas,umull,umulls,umlal,umlals,smull,smulls,smlal,smlals,smlawy,smuad,smuadx,smlad,smladx,smusd,smusdx,smlsd,smlsdx,smmul,smmulr,other" | |
181 | (const_string "other")) | |
182 | ||
9c08d1fa | 183 | ; TYPE attribute is used to detect floating point instructions which, if |
184 | ; running on a co-processor can run in parallel with other, basic instructions | |
185 | ; If write-buffer scheduling is enabled then it can also be used in the | |
186 | ; scheduling of writes. | |
187 | ||
188 | ; Classification of each insn | |
a2cd141b | 189 | ; alu any alu instruction that doesn't hit memory or fp |
190 | ; regs or have a shifted source operand | |
191 | ; alu_shift any data instruction that doesn't hit memory or fp | |
192 | ; regs, but has a source operand shifted by a constant | |
193 | ; alu_shift_reg any data instruction that doesn't hit memory or fp | |
194 | ; regs, but has a source operand shifted by a register value | |
f7fbdd4a | 195 | ; mult a multiply instruction |
9c08d1fa | 196 | ; block blockage insn, this blocks all functional units |
197 | ; float a floating point arithmetic operation (subject to expansion) | |
3d91c5d6 | 198 | ; fdivd DFmode floating point division |
199 | ; fdivs SFmode floating point division | |
200 | ; fmul Floating point multiply | |
201 | ; ffmul Fast floating point multiply | |
202 | ; farith Floating point arithmetic (4 cycle) | |
203 | ; ffarith Fast floating point arithmetic (2 cycle) | |
9c08d1fa | 204 | ; float_em a floating point arithmetic operation that is normally emulated |
3d91c5d6 | 205 | ; even on a machine with an fpa. |
9c08d1fa | 206 | ; f_load a floating point load from memory |
207 | ; f_store a floating point store to memory | |
9aff9709 | 208 | ; f_load[sd] single/double load from memory |
209 | ; f_store[sd] single/double store to memory | |
c0e1af52 | 210 | ; f_flag a transfer of co-processor flags to the CPSR |
9c08d1fa | 211 | ; f_mem_r a transfer of a floating point register to a real reg via mem |
212 | ; r_mem_f the reverse of f_mem_r | |
213 | ; f_2_r fast transfer float to arm (no memory needed) | |
214 | ; r_2_f fast transfer arm to float | |
c0e1af52 | 215 | ; f_cvt convert floating<->integral |
a2cd141b | 216 | ; branch a branch |
9c08d1fa | 217 | ; call a subroutine call |
a2cd141b | 218 | ; load_byte load byte(s) from memory to arm registers |
219 | ; load1 load 1 word from memory to arm registers | |
220 | ; load2 load 2 words from memory to arm registers | |
221 | ; load3 load 3 words from memory to arm registers | |
222 | ; load4 load 4 words from memory to arm registers | |
223 | ; store store 1 word to memory from arm registers | |
9c08d1fa | 224 | ; store2 store 2 words |
225 | ; store3 store 3 words | |
a2cd141b | 226 | ; store4 store 4 (or more) words |
2c6c7d8b | 227 | ; Additions for Cirrus Maverick co-processor: |
228 | ; mav_farith Floating point arithmetic (4 cycle) | |
229 | ; mav_dmult Double multiplies (7 cycle) | |
9c08d1fa | 230 | ; |
231 | (define_attr "type" | |
c0e1af52 | 232 | "alu,alu_shift,alu_shift_reg,mult,block,float,fdivx,fdivd,fdivs,fmul,ffmul,farith,ffarith,f_flag,float_em,f_load,f_store,f_loads,f_loadd,f_stores,f_stored,f_mem_r,r_mem_f,f_2_r,r_2_f,f_cvt,branch,call,load_byte,load1,load2,load3,load4,store1,store2,store3,store4,mav_farith,mav_dmult" |
a2cd141b | 233 | (if_then_else |
234 | (eq_attr "insn" "smulxy,smlaxy,smlalxy,smulwy,smlawx,mul,muls,mla,mlas,umull,umulls,umlal,umlals,smull,smulls,smlal,smlals") | |
235 | (const_string "mult") | |
236 | (const_string "alu"))) | |
9c08d1fa | 237 | |
9888ad6d | 238 | ; Load scheduling, set from the arm_ld_sched variable |
457275b6 | 239 | ; initialized by arm_override_options() |
9888ad6d | 240 | (define_attr "ldsched" "no,yes" (const (symbol_ref "arm_ld_sched"))) |
849170fd | 241 | |
f7fbdd4a | 242 | ; condition codes: this one is used by final_prescan_insn to speed up |
243 | ; conditionalizing instructions. It saves having to scan the rtl to see if | |
244 | ; it uses or alters the condition codes. | |
215b30b3 | 245 | ; |
f7fbdd4a | 246 | ; USE means that the condition codes are used by the insn in the process of |
215b30b3 | 247 | ; outputting code, this means (at present) that we can't use the insn in |
248 | ; inlined branches | |
249 | ; | |
f7fbdd4a | 250 | ; SET means that the purpose of the insn is to set the condition codes in a |
215b30b3 | 251 | ; well defined manner. |
252 | ; | |
f7fbdd4a | 253 | ; CLOB means that the condition codes are altered in an undefined manner, if |
215b30b3 | 254 | ; they are altered at all |
255 | ; | |
8fa3ba89 | 256 | ; JUMP_CLOB is used when the condition cannot be represented by a single |
215b30b3 | 257 | ; instruction (UNEQ and LTGT). These cannot be predicated. |
258 | ; | |
f7fbdd4a | 259 | ; NOCOND means that the condition codes are neither altered nor affect the |
215b30b3 | 260 | ; output of this insn |
f7fbdd4a | 261 | |
262 | (define_attr "conds" "use,set,clob,jump_clob,nocond" | |
263 | (if_then_else (eq_attr "type" "call") | |
c1a66faf | 264 | (const_string "clob") |
f7fbdd4a | 265 | (const_string "nocond"))) |
266 | ||
215b30b3 | 267 | ; Predicable means that the insn can be conditionally executed based on |
268 | ; an automatically added predicate (additional patterns are generated by | |
269 | ; gen...). We default to 'no' because no Thumb patterns match this rule | |
270 | ; and not all ARM patterns do. | |
0d66636f | 271 | (define_attr "predicable" "no,yes" (const_string "no")) |
272 | ||
129a2fe4 | 273 | ; Only model the write buffer for ARM6 and ARM7. Earlier processors don't |
274 | ; have one. Later ones, such as StrongARM, have write-back caches, so don't | |
8d232dc7 | 275 | ; suffer blockages enough to warrant modelling this (and it can adversely |
129a2fe4 | 276 | ; affect the schedule). |
74a71f7d | 277 | (define_attr "model_wbuf" "no,yes" (const (symbol_ref "arm_tune_wbuf"))) |
129a2fe4 | 278 | |
215b30b3 | 279 | ; WRITE_CONFLICT implies that a read following an unrelated write is likely |
280 | ; to stall the processor. Used with model_wbuf above. | |
9c08d1fa | 281 | (define_attr "write_conflict" "no,yes" |
282 | (if_then_else (eq_attr "type" | |
a2cd141b | 283 | "block,float_em,f_load,f_store,f_mem_r,r_mem_f,call,load1") |
9c08d1fa | 284 | (const_string "yes") |
285 | (const_string "no"))) | |
286 | ||
215b30b3 | 287 | ; Classify the insns into those that take one cycle and those that take more |
288 | ; than one on the main cpu execution unit. | |
f7fbdd4a | 289 | (define_attr "core_cycles" "single,multi" |
290 | (if_then_else (eq_attr "type" | |
a2cd141b | 291 | "alu,alu_shift,float,fdivx,fdivd,fdivs,fmul,ffmul,farith,ffarith") |
f7fbdd4a | 292 | (const_string "single") |
293 | (const_string "multi"))) | |
294 | ||
cffb2a26 | 295 | ;; FAR_JUMP is "yes" if a BL instruction is used to generate a branch to a |
215b30b3 | 296 | ;; distant label. Only applicable to Thumb code. |
cffb2a26 | 297 | (define_attr "far_jump" "yes,no" (const_string "no")) |
298 | ||
d51f92df | 299 | |
300 | ;;--------------------------------------------------------------------------- | |
301 | ;; Mode macros | |
302 | ||
303 | ; A list of modes that are exactly 64 bits in size. We use this to expand | |
304 | ; some splits that are the same for all modes when operating on ARM | |
305 | ; registers. | |
306 | (define_mode_macro ANY64 [DI DF V8QI V4HI V2SI V2SF]) | |
307 | ||
308 | ;;--------------------------------------------------------------------------- | |
309 | ;; Predicates | |
310 | ||
9c9db025 | 311 | (include "predicates.md") |
312 | ||
a2cd141b | 313 | ;;--------------------------------------------------------------------------- |
314 | ;; Pipeline descriptions | |
215b30b3 | 315 | |
06469f9e | 316 | ;; Processor type. This is created automatically from arm-cores.def. |
317 | (include "arm-tune.md") | |
331beb1a | 318 | |
a2cd141b | 319 | ;; True if the generic scheduling description should be used. |
320 | ||
321 | (define_attr "generic_sched" "yes,no" | |
4d5cb40d | 322 | (const (if_then_else |
c0e1af52 | 323 | (eq_attr "tune" "arm926ejs,arm1020e,arm1026ejs,arm1136js,arm1136jfs") |
4d5cb40d | 324 | (const_string "no") |
325 | (const_string "yes")))) | |
326 | ||
c0e1af52 | 327 | (define_attr "generic_vfp" "yes,no" |
328 | (const (if_then_else | |
329 | (and (eq_attr "fpu" "vfp") | |
330 | (eq_attr "tune" "!arm1020e,arm1022e")) | |
331 | (const_string "yes") | |
332 | (const_string "no")))) | |
333 | ||
a2cd141b | 334 | (include "arm-generic.md") |
335 | (include "arm926ejs.md") | |
c0e1af52 | 336 | (include "arm1020e.md") |
a2cd141b | 337 | (include "arm1026ejs.md") |
338 | (include "arm1136jfs.md") | |
3586df96 | 339 | |
9c08d1fa | 340 | \f |
215b30b3 | 341 | ;;--------------------------------------------------------------------------- |
e1159bbe | 342 | ;; Insn patterns |
343 | ;; | |
a0f94409 | 344 | ;; Addition insns. |
215b30b3 | 345 | |
9c08d1fa | 346 | ;; Note: For DImode insns, there is normally no reason why operands should |
347 | ;; not be in the same register, what we don't want is for something being | |
348 | ;; written to partially overlap something that is an input. | |
7d57ec45 | 349 | ;; Cirrus 64bit additions should not be split because we have a native |
350 | ;; 64bit addition instructions. | |
9c08d1fa | 351 | |
cffb2a26 | 352 | (define_expand "adddi3" |
353 | [(parallel | |
215b30b3 | 354 | [(set (match_operand:DI 0 "s_register_operand" "") |
cffb2a26 | 355 | (plus:DI (match_operand:DI 1 "s_register_operand" "") |
356 | (match_operand:DI 2 "s_register_operand" ""))) | |
bd5b4116 | 357 | (clobber (reg:CC CC_REGNUM))])] |
cffb2a26 | 358 | "TARGET_EITHER" |
359 | " | |
a2cd141b | 360 | if (TARGET_HARD_FLOAT && TARGET_MAVERICK) |
7d57ec45 | 361 | { |
362 | if (!cirrus_fp_register (operands[0], DImode)) | |
363 | operands[0] = force_reg (DImode, operands[0]); | |
364 | if (!cirrus_fp_register (operands[1], DImode)) | |
365 | operands[1] = force_reg (DImode, operands[1]); | |
366 | emit_insn (gen_cirrus_adddi3 (operands[0], operands[1], operands[2])); | |
367 | DONE; | |
368 | } | |
369 | ||
cffb2a26 | 370 | if (TARGET_THUMB) |
371 | { | |
372 | if (GET_CODE (operands[1]) != REG) | |
373 | operands[1] = force_reg (SImode, operands[1]); | |
374 | if (GET_CODE (operands[2]) != REG) | |
375 | operands[2] = force_reg (SImode, operands[2]); | |
376 | } | |
377 | " | |
378 | ) | |
379 | ||
380 | (define_insn "*thumb_adddi3" | |
381 | [(set (match_operand:DI 0 "register_operand" "=l") | |
382 | (plus:DI (match_operand:DI 1 "register_operand" "%0") | |
215b30b3 | 383 | (match_operand:DI 2 "register_operand" "l"))) |
bd5b4116 | 384 | (clobber (reg:CC CC_REGNUM)) |
cffb2a26 | 385 | ] |
386 | "TARGET_THUMB" | |
387 | "add\\t%Q0, %Q0, %Q2\;adc\\t%R0, %R0, %R2" | |
388 | [(set_attr "length" "4")] | |
389 | ) | |
390 | ||
a0f94409 | 391 | (define_insn_and_split "*arm_adddi3" |
cffb2a26 | 392 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
215b30b3 | 393 | (plus:DI (match_operand:DI 1 "s_register_operand" "%0, 0") |
394 | (match_operand:DI 2 "s_register_operand" "r, 0"))) | |
bd5b4116 | 395 | (clobber (reg:CC CC_REGNUM))] |
a2cd141b | 396 | "TARGET_ARM && !(TARGET_HARD_FLOAT && TARGET_MAVERICK)" |
33782ec7 | 397 | "#" |
a0f94409 | 398 | "TARGET_ARM && reload_completed" |
399 | [(parallel [(set (reg:CC_C CC_REGNUM) | |
400 | (compare:CC_C (plus:SI (match_dup 1) (match_dup 2)) | |
401 | (match_dup 1))) | |
402 | (set (match_dup 0) (plus:SI (match_dup 1) (match_dup 2)))]) | |
403 | (set (match_dup 3) (plus:SI (ltu:SI (reg:CC_C CC_REGNUM) (const_int 0)) | |
404 | (plus:SI (match_dup 4) (match_dup 5))))] | |
405 | " | |
406 | { | |
407 | operands[3] = gen_highpart (SImode, operands[0]); | |
408 | operands[0] = gen_lowpart (SImode, operands[0]); | |
409 | operands[4] = gen_highpart (SImode, operands[1]); | |
410 | operands[1] = gen_lowpart (SImode, operands[1]); | |
411 | operands[5] = gen_highpart (SImode, operands[2]); | |
412 | operands[2] = gen_lowpart (SImode, operands[2]); | |
413 | }" | |
cffb2a26 | 414 | [(set_attr "conds" "clob") |
415 | (set_attr "length" "8")] | |
416 | ) | |
9c08d1fa | 417 | |
a0f94409 | 418 | (define_insn_and_split "*adddi_sesidi_di" |
9c08d1fa | 419 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
420 | (plus:DI (sign_extend:DI | |
97499065 | 421 | (match_operand:SI 2 "s_register_operand" "r,r")) |
422 | (match_operand:DI 1 "s_register_operand" "r,0"))) | |
bd5b4116 | 423 | (clobber (reg:CC CC_REGNUM))] |
a2cd141b | 424 | "TARGET_ARM && !(TARGET_HARD_FLOAT && TARGET_MAVERICK)" |
33782ec7 | 425 | "#" |
a0f94409 | 426 | "TARGET_ARM && reload_completed" |
427 | [(parallel [(set (reg:CC_C CC_REGNUM) | |
428 | (compare:CC_C (plus:SI (match_dup 1) (match_dup 2)) | |
429 | (match_dup 1))) | |
430 | (set (match_dup 0) (plus:SI (match_dup 1) (match_dup 2)))]) | |
431 | (set (match_dup 3) (plus:SI (ltu:SI (reg:CC_C CC_REGNUM) (const_int 0)) | |
432 | (plus:SI (ashiftrt:SI (match_dup 2) | |
433 | (const_int 31)) | |
434 | (match_dup 4))))] | |
435 | " | |
436 | { | |
437 | operands[3] = gen_highpart (SImode, operands[0]); | |
438 | operands[0] = gen_lowpart (SImode, operands[0]); | |
439 | operands[4] = gen_highpart (SImode, operands[1]); | |
440 | operands[1] = gen_lowpart (SImode, operands[1]); | |
441 | operands[2] = gen_lowpart (SImode, operands[2]); | |
442 | }" | |
215b30b3 | 443 | [(set_attr "conds" "clob") |
444 | (set_attr "length" "8")] | |
445 | ) | |
9c08d1fa | 446 | |
a0f94409 | 447 | (define_insn_and_split "*adddi_zesidi_di" |
9c08d1fa | 448 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
449 | (plus:DI (zero_extend:DI | |
97499065 | 450 | (match_operand:SI 2 "s_register_operand" "r,r")) |
451 | (match_operand:DI 1 "s_register_operand" "r,0"))) | |
a0f94409 | 452 | (clobber (reg:CC CC_REGNUM))] |
a2cd141b | 453 | "TARGET_ARM && !(TARGET_HARD_FLOAT && TARGET_MAVERICK)" |
33782ec7 | 454 | "#" |
a0f94409 | 455 | "TARGET_ARM && reload_completed" |
456 | [(parallel [(set (reg:CC_C CC_REGNUM) | |
457 | (compare:CC_C (plus:SI (match_dup 1) (match_dup 2)) | |
458 | (match_dup 1))) | |
459 | (set (match_dup 0) (plus:SI (match_dup 1) (match_dup 2)))]) | |
460 | (set (match_dup 3) (plus:SI (ltu:SI (reg:CC_C CC_REGNUM) (const_int 0)) | |
461 | (plus:SI (match_dup 4) (const_int 0))))] | |
462 | " | |
463 | { | |
464 | operands[3] = gen_highpart (SImode, operands[0]); | |
465 | operands[0] = gen_lowpart (SImode, operands[0]); | |
466 | operands[4] = gen_highpart (SImode, operands[1]); | |
467 | operands[1] = gen_lowpart (SImode, operands[1]); | |
468 | operands[2] = gen_lowpart (SImode, operands[2]); | |
469 | }" | |
cffb2a26 | 470 | [(set_attr "conds" "clob") |
471 | (set_attr "length" "8")] | |
472 | ) | |
b11cae9e | 473 | |
87b22bf7 | 474 | (define_expand "addsi3" |
cffb2a26 | 475 | [(set (match_operand:SI 0 "s_register_operand" "") |
87b22bf7 | 476 | (plus:SI (match_operand:SI 1 "s_register_operand" "") |
477 | (match_operand:SI 2 "reg_or_int_operand" "")))] | |
cffb2a26 | 478 | "TARGET_EITHER" |
87b22bf7 | 479 | " |
cffb2a26 | 480 | if (TARGET_ARM && GET_CODE (operands[2]) == CONST_INT) |
87b22bf7 | 481 | { |
96f57e36 | 482 | arm_split_constant (PLUS, SImode, NULL_RTX, |
483 | INTVAL (operands[2]), operands[0], operands[1], | |
615caa51 | 484 | optimize && !no_new_pseudos); |
87b22bf7 | 485 | DONE; |
486 | } | |
cffb2a26 | 487 | " |
488 | ) | |
87b22bf7 | 489 | |
5bd751ff | 490 | ; If there is a scratch available, this will be faster than synthesizing the |
a0f94409 | 491 | ; addition. |
492 | (define_peephole2 | |
493 | [(match_scratch:SI 3 "r") | |
372575c7 | 494 | (set (match_operand:SI 0 "arm_general_register_operand" "") |
495 | (plus:SI (match_operand:SI 1 "arm_general_register_operand" "") | |
cffb2a26 | 496 | (match_operand:SI 2 "const_int_operand" "")))] |
497 | "TARGET_ARM && | |
a0f94409 | 498 | !(const_ok_for_arm (INTVAL (operands[2])) |
499 | || const_ok_for_arm (-INTVAL (operands[2]))) | |
500 | && const_ok_for_arm (~INTVAL (operands[2]))" | |
501 | [(set (match_dup 3) (match_dup 2)) | |
502 | (set (match_dup 0) (plus:SI (match_dup 1) (match_dup 3)))] | |
503 | "" | |
504 | ) | |
87b22bf7 | 505 | |
a0f94409 | 506 | (define_insn_and_split "*arm_addsi3" |
cffb2a26 | 507 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r") |
a0f94409 | 508 | (plus:SI (match_operand:SI 1 "s_register_operand" "%r,r,r") |
87b22bf7 | 509 | (match_operand:SI 2 "reg_or_int_operand" "rI,L,?n")))] |
cffb2a26 | 510 | "TARGET_ARM" |
5565501b | 511 | "@ |
512 | add%?\\t%0, %1, %2 | |
87b22bf7 | 513 | sub%?\\t%0, %1, #%n2 |
514 | #" | |
a0f94409 | 515 | "TARGET_ARM && |
516 | GET_CODE (operands[2]) == CONST_INT | |
517 | && !(const_ok_for_arm (INTVAL (operands[2])) | |
518 | || const_ok_for_arm (-INTVAL (operands[2])))" | |
519 | [(clobber (const_int 0))] | |
520 | " | |
96f57e36 | 521 | arm_split_constant (PLUS, SImode, curr_insn, |
522 | INTVAL (operands[2]), operands[0], | |
a0f94409 | 523 | operands[1], 0); |
524 | DONE; | |
525 | " | |
0d66636f | 526 | [(set_attr "length" "4,4,16") |
527 | (set_attr "predicable" "yes")] | |
cffb2a26 | 528 | ) |
529 | ||
530 | ;; Register group 'k' is a single register group containing only the stack | |
531 | ;; register. Trying to reload it will always fail catastrophically, | |
532 | ;; so never allow those alternatives to match if reloading is needed. | |
533 | ||
534 | (define_insn "*thumb_addsi3" | |
535 | [(set (match_operand:SI 0 "register_operand" "=l,l,l,*r,*h,l,!k") | |
536 | (plus:SI (match_operand:SI 1 "register_operand" "%0,0,l,*0,*0,!k,!k") | |
537 | (match_operand:SI 2 "nonmemory_operand" "I,J,lL,*h,*r,!M,!O")))] | |
538 | "TARGET_THUMB" | |
539 | "* | |
0d66636f | 540 | static const char * const asms[] = |
cffb2a26 | 541 | { |
542 | \"add\\t%0, %0, %2\", | |
543 | \"sub\\t%0, %0, #%n2\", | |
544 | \"add\\t%0, %1, %2\", | |
545 | \"add\\t%0, %0, %2\", | |
546 | \"add\\t%0, %0, %2\", | |
547 | \"add\\t%0, %1, %2\", | |
548 | \"add\\t%0, %1, %2\" | |
549 | }; | |
550 | if ((which_alternative == 2 || which_alternative == 6) | |
551 | && GET_CODE (operands[2]) == CONST_INT | |
552 | && INTVAL (operands[2]) < 0) | |
553 | return \"sub\\t%0, %1, #%n2\"; | |
554 | return asms[which_alternative]; | |
555 | " | |
556 | [(set_attr "length" "2")] | |
557 | ) | |
558 | ||
559 | ;; Reloading and elimination of the frame pointer can | |
560 | ;; sometimes cause this optimization to be missed. | |
a0f94409 | 561 | (define_peephole2 |
372575c7 | 562 | [(set (match_operand:SI 0 "arm_general_register_operand" "") |
a058e94a | 563 | (match_operand:SI 1 "const_int_operand" "")) |
cffb2a26 | 564 | (set (match_dup 0) |
372575c7 | 565 | (plus:SI (match_dup 0) (reg:SI SP_REGNUM)))] |
cffb2a26 | 566 | "TARGET_THUMB |
cffb2a26 | 567 | && (unsigned HOST_WIDE_INT) (INTVAL (operands[1])) < 1024 |
568 | && (INTVAL (operands[1]) & 3) == 0" | |
372575c7 | 569 | [(set (match_dup 0) (plus:SI (reg:SI SP_REGNUM) (match_dup 1)))] |
a0f94409 | 570 | "" |
cffb2a26 | 571 | ) |
b11cae9e | 572 | |
f7fbdd4a | 573 | (define_insn "*addsi3_compare0" |
bd5b4116 | 574 | [(set (reg:CC_NOOV CC_REGNUM) |
5565501b | 575 | (compare:CC_NOOV |
215b30b3 | 576 | (plus:SI (match_operand:SI 1 "s_register_operand" "r, r") |
577 | (match_operand:SI 2 "arm_add_operand" "rI,L")) | |
5565501b | 578 | (const_int 0))) |
579 | (set (match_operand:SI 0 "s_register_operand" "=r,r") | |
9c08d1fa | 580 | (plus:SI (match_dup 1) (match_dup 2)))] |
cffb2a26 | 581 | "TARGET_ARM" |
5565501b | 582 | "@ |
583 | add%?s\\t%0, %1, %2 | |
584 | sub%?s\\t%0, %1, #%n2" | |
cffb2a26 | 585 | [(set_attr "conds" "set")] |
586 | ) | |
9c08d1fa | 587 | |
aea4c774 | 588 | (define_insn "*addsi3_compare0_scratch" |
bd5b4116 | 589 | [(set (reg:CC_NOOV CC_REGNUM) |
aea4c774 | 590 | (compare:CC_NOOV |
215b30b3 | 591 | (plus:SI (match_operand:SI 0 "s_register_operand" "r, r") |
592 | (match_operand:SI 1 "arm_add_operand" "rI,L")) | |
aea4c774 | 593 | (const_int 0)))] |
cffb2a26 | 594 | "TARGET_ARM" |
595 | "@ | |
596 | cmn%?\\t%0, %1 | |
597 | cmp%?\\t%0, #%n1" | |
0d66636f | 598 | [(set_attr "conds" "set")] |
599 | ) | |
cffb2a26 | 600 | |
aed179ae | 601 | (define_insn "*compare_negsi_si" |
602 | [(set (reg:CC_Z CC_REGNUM) | |
603 | (compare:CC_Z | |
604 | (neg:SI (match_operand:SI 0 "s_register_operand" "r")) | |
605 | (match_operand:SI 1 "s_register_operand" "r")))] | |
cffb2a26 | 606 | "TARGET_ARM" |
aed179ae | 607 | "cmn%?\\t%1, %0" |
0d66636f | 608 | [(set_attr "conds" "set")] |
609 | ) | |
aea4c774 | 610 | |
203c488f | 611 | ;; This is the canonicalization of addsi3_compare0_for_combiner when the |
612 | ;; addend is a constant. | |
613 | (define_insn "*cmpsi2_addneg" | |
614 | [(set (reg:CC CC_REGNUM) | |
615 | (compare:CC | |
616 | (match_operand:SI 1 "s_register_operand" "r,r") | |
617 | (match_operand:SI 2 "arm_addimm_operand" "I,L"))) | |
618 | (set (match_operand:SI 0 "s_register_operand" "=r,r") | |
619 | (plus:SI (match_dup 1) | |
620 | (match_operand:SI 3 "arm_addimm_operand" "L,I")))] | |
621 | "TARGET_ARM && INTVAL (operands[2]) == -INTVAL (operands[3])" | |
622 | "@ | |
623 | sub%?s\\t%0, %1, %2 | |
624 | add%?s\\t%0, %1, #%n2" | |
625 | [(set_attr "conds" "set")] | |
626 | ) | |
627 | ||
628 | ;; Convert the sequence | |
629 | ;; sub rd, rn, #1 | |
630 | ;; cmn rd, #1 (equivalent to cmp rd, #-1) | |
631 | ;; bne dest | |
632 | ;; into | |
633 | ;; subs rd, rn, #1 | |
634 | ;; bcs dest ((unsigned)rn >= 1) | |
635 | ;; similarly for the beq variant using bcc. | |
636 | ;; This is a common looping idiom (while (n--)) | |
637 | (define_peephole2 | |
372575c7 | 638 | [(set (match_operand:SI 0 "arm_general_register_operand" "") |
639 | (plus:SI (match_operand:SI 1 "arm_general_register_operand" "") | |
203c488f | 640 | (const_int -1))) |
641 | (set (match_operand 2 "cc_register" "") | |
642 | (compare (match_dup 0) (const_int -1))) | |
643 | (set (pc) | |
644 | (if_then_else (match_operator 3 "equality_operator" | |
645 | [(match_dup 2) (const_int 0)]) | |
646 | (match_operand 4 "" "") | |
647 | (match_operand 5 "" "")))] | |
648 | "TARGET_ARM && peep2_reg_dead_p (3, operands[2])" | |
649 | [(parallel[ | |
650 | (set (match_dup 2) | |
651 | (compare:CC | |
652 | (match_dup 1) (const_int 1))) | |
653 | (set (match_dup 0) (plus:SI (match_dup 1) (const_int -1)))]) | |
654 | (set (pc) | |
655 | (if_then_else (match_op_dup 3 [(match_dup 2) (const_int 0)]) | |
656 | (match_dup 4) | |
657 | (match_dup 5)))] | |
658 | "operands[2] = gen_rtx_REG (CCmode, CC_REGNUM); | |
659 | operands[3] = gen_rtx_fmt_ee ((GET_CODE (operands[3]) == NE | |
660 | ? GEU : LTU), | |
661 | VOIDmode, | |
662 | operands[2], const0_rtx);" | |
663 | ) | |
664 | ||
ebcc79bc | 665 | ;; The next four insns work because they compare the result with one of |
666 | ;; the operands, and we know that the use of the condition code is | |
667 | ;; either GEU or LTU, so we can use the carry flag from the addition | |
668 | ;; instead of doing the compare a second time. | |
669 | (define_insn "*addsi3_compare_op1" | |
bd5b4116 | 670 | [(set (reg:CC_C CC_REGNUM) |
ebcc79bc | 671 | (compare:CC_C |
672 | (plus:SI (match_operand:SI 1 "s_register_operand" "r,r") | |
673 | (match_operand:SI 2 "arm_add_operand" "rI,L")) | |
674 | (match_dup 1))) | |
675 | (set (match_operand:SI 0 "s_register_operand" "=r,r") | |
676 | (plus:SI (match_dup 1) (match_dup 2)))] | |
cffb2a26 | 677 | "TARGET_ARM" |
ebcc79bc | 678 | "@ |
679 | add%?s\\t%0, %1, %2 | |
680 | sub%?s\\t%0, %1, #%n2" | |
0d66636f | 681 | [(set_attr "conds" "set")] |
682 | ) | |
ebcc79bc | 683 | |
684 | (define_insn "*addsi3_compare_op2" | |
bd5b4116 | 685 | [(set (reg:CC_C CC_REGNUM) |
ebcc79bc | 686 | (compare:CC_C |
687 | (plus:SI (match_operand:SI 1 "s_register_operand" "r,r") | |
688 | (match_operand:SI 2 "arm_add_operand" "rI,L")) | |
689 | (match_dup 2))) | |
5565501b | 690 | (set (match_operand:SI 0 "s_register_operand" "=r,r") |
9c08d1fa | 691 | (plus:SI (match_dup 1) (match_dup 2)))] |
cffb2a26 | 692 | "TARGET_ARM" |
5565501b | 693 | "@ |
694 | add%?s\\t%0, %1, %2 | |
695 | sub%?s\\t%0, %1, #%n2" | |
0d66636f | 696 | [(set_attr "conds" "set")] |
697 | ) | |
9c08d1fa | 698 | |
ebcc79bc | 699 | (define_insn "*compare_addsi2_op0" |
bd5b4116 | 700 | [(set (reg:CC_C CC_REGNUM) |
ebcc79bc | 701 | (compare:CC_C |
702 | (plus:SI (match_operand:SI 0 "s_register_operand" "r,r") | |
703 | (match_operand:SI 1 "arm_add_operand" "rI,L")) | |
704 | (match_dup 0)))] | |
cffb2a26 | 705 | "TARGET_ARM" |
ebcc79bc | 706 | "@ |
707 | cmn%?\\t%0, %1 | |
708 | cmp%?\\t%0, #%n1" | |
0d66636f | 709 | [(set_attr "conds" "set")] |
710 | ) | |
ebcc79bc | 711 | |
712 | (define_insn "*compare_addsi2_op1" | |
bd5b4116 | 713 | [(set (reg:CC_C CC_REGNUM) |
ebcc79bc | 714 | (compare:CC_C |
715 | (plus:SI (match_operand:SI 0 "s_register_operand" "r,r") | |
716 | (match_operand:SI 1 "arm_add_operand" "rI,L")) | |
717 | (match_dup 1)))] | |
cffb2a26 | 718 | "TARGET_ARM" |
ebcc79bc | 719 | "@ |
720 | cmn%?\\t%0, %1 | |
721 | cmp%?\\t%0, #%n1" | |
0d66636f | 722 | [(set_attr "conds" "set")] |
723 | ) | |
ebcc79bc | 724 | |
725 | (define_insn "*addsi3_carryin" | |
726 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
bd5b4116 | 727 | (plus:SI (ltu:SI (reg:CC_C CC_REGNUM) (const_int 0)) |
ebcc79bc | 728 | (plus:SI (match_operand:SI 1 "s_register_operand" "r") |
729 | (match_operand:SI 2 "arm_rhs_operand" "rI"))))] | |
cffb2a26 | 730 | "TARGET_ARM" |
ebcc79bc | 731 | "adc%?\\t%0, %1, %2" |
cffb2a26 | 732 | [(set_attr "conds" "use")] |
733 | ) | |
ebcc79bc | 734 | |
33782ec7 | 735 | (define_insn "*addsi3_carryin_shift" |
7b63a8dd | 736 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
bd5b4116 | 737 | (plus:SI (ltu:SI (reg:CC_C CC_REGNUM) (const_int 0)) |
33782ec7 | 738 | (plus:SI |
739 | (match_operator:SI 2 "shift_operator" | |
7b63a8dd | 740 | [(match_operand:SI 3 "s_register_operand" "r") |
741 | (match_operand:SI 4 "reg_or_int_operand" "rM")]) | |
742 | (match_operand:SI 1 "s_register_operand" "r"))))] | |
cffb2a26 | 743 | "TARGET_ARM" |
33782ec7 | 744 | "adc%?\\t%0, %1, %3%S2" |
a2cd141b | 745 | [(set_attr "conds" "use") |
746 | (set (attr "type") (if_then_else (match_operand 4 "const_int_operand" "") | |
747 | (const_string "alu_shift") | |
748 | (const_string "alu_shift_reg")))] | |
33782ec7 | 749 | ) |
750 | ||
ebcc79bc | 751 | (define_insn "*addsi3_carryin_alt1" |
752 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
753 | (plus:SI (plus:SI (match_operand:SI 1 "s_register_operand" "r") | |
754 | (match_operand:SI 2 "arm_rhs_operand" "rI")) | |
bd5b4116 | 755 | (ltu:SI (reg:CC_C CC_REGNUM) (const_int 0))))] |
cffb2a26 | 756 | "TARGET_ARM" |
ebcc79bc | 757 | "adc%?\\t%0, %1, %2" |
cffb2a26 | 758 | [(set_attr "conds" "use")] |
759 | ) | |
ebcc79bc | 760 | |
761 | (define_insn "*addsi3_carryin_alt2" | |
762 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
bd5b4116 | 763 | (plus:SI (plus:SI (ltu:SI (reg:CC_C CC_REGNUM) (const_int 0)) |
ebcc79bc | 764 | (match_operand:SI 1 "s_register_operand" "r")) |
765 | (match_operand:SI 2 "arm_rhs_operand" "rI")))] | |
cffb2a26 | 766 | "TARGET_ARM" |
ebcc79bc | 767 | "adc%?\\t%0, %1, %2" |
0d66636f | 768 | [(set_attr "conds" "use")] |
769 | ) | |
ebcc79bc | 770 | |
771 | (define_insn "*addsi3_carryin_alt3" | |
772 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
bd5b4116 | 773 | (plus:SI (plus:SI (ltu:SI (reg:CC_C CC_REGNUM) (const_int 0)) |
ebcc79bc | 774 | (match_operand:SI 2 "arm_rhs_operand" "rI")) |
775 | (match_operand:SI 1 "s_register_operand" "r")))] | |
cffb2a26 | 776 | "TARGET_ARM" |
ebcc79bc | 777 | "adc%?\\t%0, %1, %2" |
cffb2a26 | 778 | [(set_attr "conds" "use")] |
779 | ) | |
ebcc79bc | 780 | |
9c08d1fa | 781 | (define_insn "incscc" |
782 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") | |
8fa3ba89 | 783 | (plus:SI (match_operator:SI 2 "arm_comparison_operator" |
cffb2a26 | 784 | [(match_operand:CC 3 "cc_register" "") (const_int 0)]) |
9c08d1fa | 785 | (match_operand:SI 1 "s_register_operand" "0,?r")))] |
cffb2a26 | 786 | "TARGET_ARM" |
5565501b | 787 | "@ |
788 | add%d2\\t%0, %1, #1 | |
789 | mov%D2\\t%0, %1\;add%d2\\t%0, %1, #1" | |
8fa3ba89 | 790 | [(set_attr "conds" "use") |
215b30b3 | 791 | (set_attr "length" "4,8")] |
792 | ) | |
9c08d1fa | 793 | |
d795fb69 | 794 | ; transform ((x << y) - 1) to ~(~(x-1) << y) Where X is a constant. |
795 | (define_split | |
796 | [(set (match_operand:SI 0 "s_register_operand" "") | |
797 | (plus:SI (ashift:SI (match_operand:SI 1 "const_int_operand" "") | |
798 | (match_operand:SI 2 "s_register_operand" "")) | |
799 | (const_int -1))) | |
800 | (clobber (match_operand:SI 3 "s_register_operand" ""))] | |
801 | "TARGET_ARM" | |
802 | [(set (match_dup 3) (match_dup 1)) | |
803 | (set (match_dup 0) (not:SI (ashift:SI (match_dup 3) (match_dup 2))))] | |
804 | " | |
805 | operands[1] = GEN_INT (~(INTVAL (operands[1]) - 1)); | |
806 | ") | |
807 | ||
604f3a0a | 808 | (define_expand "addsf3" |
809 | [(set (match_operand:SF 0 "s_register_operand" "") | |
810 | (plus:SF (match_operand:SF 1 "s_register_operand" "") | |
a2cd141b | 811 | (match_operand:SF 2 "arm_float_add_operand" "")))] |
812 | "TARGET_ARM && TARGET_HARD_FLOAT" | |
604f3a0a | 813 | " |
a2cd141b | 814 | if (TARGET_MAVERICK |
604f3a0a | 815 | && !cirrus_fp_register (operands[2], SFmode)) |
816 | operands[2] = force_reg (SFmode, operands[2]); | |
817 | ") | |
818 | ||
604f3a0a | 819 | (define_expand "adddf3" |
820 | [(set (match_operand:DF 0 "s_register_operand" "") | |
821 | (plus:DF (match_operand:DF 1 "s_register_operand" "") | |
a2cd141b | 822 | (match_operand:DF 2 "arm_float_add_operand" "")))] |
823 | "TARGET_ARM && TARGET_HARD_FLOAT" | |
604f3a0a | 824 | " |
a2cd141b | 825 | if (TARGET_MAVERICK |
604f3a0a | 826 | && !cirrus_fp_register (operands[2], DFmode)) |
827 | operands[2] = force_reg (DFmode, operands[2]); | |
828 | ") | |
829 | ||
cffb2a26 | 830 | (define_expand "subdi3" |
831 | [(parallel | |
832 | [(set (match_operand:DI 0 "s_register_operand" "") | |
833 | (minus:DI (match_operand:DI 1 "s_register_operand" "") | |
834 | (match_operand:DI 2 "s_register_operand" ""))) | |
bd5b4116 | 835 | (clobber (reg:CC CC_REGNUM))])] |
cffb2a26 | 836 | "TARGET_EITHER" |
837 | " | |
a2cd141b | 838 | if (TARGET_HARD_FLOAT && TARGET_MAVERICK |
7d57ec45 | 839 | && TARGET_ARM |
840 | && cirrus_fp_register (operands[0], DImode) | |
841 | && cirrus_fp_register (operands[1], DImode)) | |
842 | { | |
843 | emit_insn (gen_cirrus_subdi3 (operands[0], operands[1], operands[2])); | |
844 | DONE; | |
845 | } | |
846 | ||
cffb2a26 | 847 | if (TARGET_THUMB) |
848 | { | |
849 | if (GET_CODE (operands[1]) != REG) | |
850 | operands[1] = force_reg (SImode, operands[1]); | |
851 | if (GET_CODE (operands[2]) != REG) | |
852 | operands[2] = force_reg (SImode, operands[2]); | |
853 | } | |
854 | " | |
855 | ) | |
856 | ||
857 | (define_insn "*arm_subdi3" | |
858 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r,&r") | |
9c08d1fa | 859 | (minus:DI (match_operand:DI 1 "s_register_operand" "0,r,0") |
860 | (match_operand:DI 2 "s_register_operand" "r,0,0"))) | |
bd5b4116 | 861 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 862 | "TARGET_ARM" |
97499065 | 863 | "subs\\t%Q0, %Q1, %Q2\;sbc\\t%R0, %R1, %R2" |
cffb2a26 | 864 | [(set_attr "conds" "clob") |
865 | (set_attr "length" "8")] | |
866 | ) | |
867 | ||
868 | (define_insn "*thumb_subdi3" | |
869 | [(set (match_operand:DI 0 "register_operand" "=l") | |
870 | (minus:DI (match_operand:DI 1 "register_operand" "0") | |
871 | (match_operand:DI 2 "register_operand" "l"))) | |
bd5b4116 | 872 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 873 | "TARGET_THUMB" |
874 | "sub\\t%Q0, %Q0, %Q2\;sbc\\t%R0, %R0, %R2" | |
875 | [(set_attr "length" "4")] | |
876 | ) | |
9c08d1fa | 877 | |
f7fbdd4a | 878 | (define_insn "*subdi_di_zesidi" |
cffb2a26 | 879 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
880 | (minus:DI (match_operand:DI 1 "s_register_operand" "?r,0") | |
9c08d1fa | 881 | (zero_extend:DI |
cffb2a26 | 882 | (match_operand:SI 2 "s_register_operand" "r,r")))) |
bd5b4116 | 883 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 884 | "TARGET_ARM" |
97499065 | 885 | "subs\\t%Q0, %Q1, %2\;sbc\\t%R0, %R1, #0" |
cffb2a26 | 886 | [(set_attr "conds" "clob") |
887 | (set_attr "length" "8")] | |
888 | ) | |
9c08d1fa | 889 | |
f7fbdd4a | 890 | (define_insn "*subdi_di_sesidi" |
cffb2a26 | 891 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
892 | (minus:DI (match_operand:DI 1 "s_register_operand" "r,0") | |
9c08d1fa | 893 | (sign_extend:DI |
cffb2a26 | 894 | (match_operand:SI 2 "s_register_operand" "r,r")))) |
bd5b4116 | 895 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 896 | "TARGET_ARM" |
97499065 | 897 | "subs\\t%Q0, %Q1, %2\;sbc\\t%R0, %R1, %2, asr #31" |
cffb2a26 | 898 | [(set_attr "conds" "clob") |
899 | (set_attr "length" "8")] | |
900 | ) | |
9c08d1fa | 901 | |
f7fbdd4a | 902 | (define_insn "*subdi_zesidi_di" |
cffb2a26 | 903 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
9c08d1fa | 904 | (minus:DI (zero_extend:DI |
cffb2a26 | 905 | (match_operand:SI 2 "s_register_operand" "r,r")) |
906 | (match_operand:DI 1 "s_register_operand" "?r,0"))) | |
bd5b4116 | 907 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 908 | "TARGET_ARM" |
97499065 | 909 | "rsbs\\t%Q0, %Q1, %2\;rsc\\t%R0, %R1, #0" |
cffb2a26 | 910 | [(set_attr "conds" "clob") |
911 | (set_attr "length" "8")] | |
912 | ) | |
9c08d1fa | 913 | |
f7fbdd4a | 914 | (define_insn "*subdi_sesidi_di" |
cffb2a26 | 915 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
9c08d1fa | 916 | (minus:DI (sign_extend:DI |
cffb2a26 | 917 | (match_operand:SI 2 "s_register_operand" "r,r")) |
918 | (match_operand:DI 1 "s_register_operand" "?r,0"))) | |
bd5b4116 | 919 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 920 | "TARGET_ARM" |
97499065 | 921 | "rsbs\\t%Q0, %Q1, %2\;rsc\\t%R0, %R1, %2, asr #31" |
cffb2a26 | 922 | [(set_attr "conds" "clob") |
923 | (set_attr "length" "8")] | |
924 | ) | |
9c08d1fa | 925 | |
f7fbdd4a | 926 | (define_insn "*subdi_zesidi_zesidi" |
cffb2a26 | 927 | [(set (match_operand:DI 0 "s_register_operand" "=r") |
9c08d1fa | 928 | (minus:DI (zero_extend:DI |
cffb2a26 | 929 | (match_operand:SI 1 "s_register_operand" "r")) |
9c08d1fa | 930 | (zero_extend:DI |
cffb2a26 | 931 | (match_operand:SI 2 "s_register_operand" "r")))) |
bd5b4116 | 932 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 933 | "TARGET_ARM" |
97499065 | 934 | "subs\\t%Q0, %1, %2\;rsc\\t%R0, %1, %1" |
cffb2a26 | 935 | [(set_attr "conds" "clob") |
936 | (set_attr "length" "8")] | |
937 | ) | |
b11cae9e | 938 | |
87b22bf7 | 939 | (define_expand "subsi3" |
cffb2a26 | 940 | [(set (match_operand:SI 0 "s_register_operand" "") |
87b22bf7 | 941 | (minus:SI (match_operand:SI 1 "reg_or_int_operand" "") |
942 | (match_operand:SI 2 "s_register_operand" "")))] | |
cffb2a26 | 943 | "TARGET_EITHER" |
87b22bf7 | 944 | " |
945 | if (GET_CODE (operands[1]) == CONST_INT) | |
946 | { | |
cffb2a26 | 947 | if (TARGET_ARM) |
948 | { | |
96f57e36 | 949 | arm_split_constant (MINUS, SImode, NULL_RTX, |
950 | INTVAL (operands[1]), operands[0], | |
615caa51 | 951 | operands[2], optimize && !no_new_pseudos); |
cffb2a26 | 952 | DONE; |
953 | } | |
954 | else /* TARGET_THUMB */ | |
955 | operands[1] = force_reg (SImode, operands[1]); | |
87b22bf7 | 956 | } |
cffb2a26 | 957 | " |
958 | ) | |
87b22bf7 | 959 | |
cffb2a26 | 960 | (define_insn "*thumb_subsi3_insn" |
961 | [(set (match_operand:SI 0 "register_operand" "=l") | |
962 | (minus:SI (match_operand:SI 1 "register_operand" "l") | |
963 | (match_operand:SI 2 "register_operand" "l")))] | |
964 | "TARGET_THUMB" | |
965 | "sub\\t%0, %1, %2" | |
966 | [(set_attr "length" "2")] | |
967 | ) | |
968 | ||
a0f94409 | 969 | (define_insn_and_split "*arm_subsi3_insn" |
cffb2a26 | 970 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
87b22bf7 | 971 | (minus:SI (match_operand:SI 1 "reg_or_int_operand" "rI,?n") |
972 | (match_operand:SI 2 "s_register_operand" "r,r")))] | |
cffb2a26 | 973 | "TARGET_ARM" |
e2348bcb | 974 | "@ |
87b22bf7 | 975 | rsb%?\\t%0, %2, %1 |
976 | #" | |
a0f94409 | 977 | "TARGET_ARM |
978 | && GET_CODE (operands[1]) == CONST_INT | |
979 | && !const_ok_for_arm (INTVAL (operands[1]))" | |
87b22bf7 | 980 | [(clobber (const_int 0))] |
981 | " | |
96f57e36 | 982 | arm_split_constant (MINUS, SImode, curr_insn, |
983 | INTVAL (operands[1]), operands[0], operands[2], 0); | |
87b22bf7 | 984 | DONE; |
cffb2a26 | 985 | " |
a0f94409 | 986 | [(set_attr "length" "4,16") |
987 | (set_attr "predicable" "yes")] | |
988 | ) | |
989 | ||
990 | (define_peephole2 | |
991 | [(match_scratch:SI 3 "r") | |
372575c7 | 992 | (set (match_operand:SI 0 "arm_general_register_operand" "") |
a0f94409 | 993 | (minus:SI (match_operand:SI 1 "const_int_operand" "") |
372575c7 | 994 | (match_operand:SI 2 "arm_general_register_operand" "")))] |
a0f94409 | 995 | "TARGET_ARM |
996 | && !const_ok_for_arm (INTVAL (operands[1])) | |
997 | && const_ok_for_arm (~INTVAL (operands[1]))" | |
998 | [(set (match_dup 3) (match_dup 1)) | |
999 | (set (match_dup 0) (minus:SI (match_dup 3) (match_dup 2)))] | |
1000 | "" | |
cffb2a26 | 1001 | ) |
b11cae9e | 1002 | |
f7fbdd4a | 1003 | (define_insn "*subsi3_compare0" |
bd5b4116 | 1004 | [(set (reg:CC_NOOV CC_REGNUM) |
215b30b3 | 1005 | (compare:CC_NOOV |
1006 | (minus:SI (match_operand:SI 1 "arm_rhs_operand" "r,I") | |
1007 | (match_operand:SI 2 "arm_rhs_operand" "rI,r")) | |
1008 | (const_int 0))) | |
9c08d1fa | 1009 | (set (match_operand:SI 0 "s_register_operand" "=r,r") |
1010 | (minus:SI (match_dup 1) (match_dup 2)))] | |
cffb2a26 | 1011 | "TARGET_ARM" |
e2348bcb | 1012 | "@ |
40dbec34 | 1013 | sub%?s\\t%0, %1, %2 |
1014 | rsb%?s\\t%0, %2, %1" | |
cffb2a26 | 1015 | [(set_attr "conds" "set")] |
1016 | ) | |
9c08d1fa | 1017 | |
1018 | (define_insn "decscc" | |
cffb2a26 | 1019 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
1020 | (minus:SI (match_operand:SI 1 "s_register_operand" "0,?r") | |
8fa3ba89 | 1021 | (match_operator:SI 2 "arm_comparison_operator" |
cffb2a26 | 1022 | [(match_operand 3 "cc_register" "") (const_int 0)])))] |
1023 | "TARGET_ARM" | |
e2348bcb | 1024 | "@ |
215b30b3 | 1025 | sub%d2\\t%0, %1, #1 |
1026 | mov%D2\\t%0, %1\;sub%d2\\t%0, %1, #1" | |
cffb2a26 | 1027 | [(set_attr "conds" "use") |
1028 | (set_attr "length" "*,8")] | |
1029 | ) | |
9c08d1fa | 1030 | |
604f3a0a | 1031 | (define_expand "subsf3" |
1032 | [(set (match_operand:SF 0 "s_register_operand" "") | |
a2cd141b | 1033 | (minus:SF (match_operand:SF 1 "arm_float_rhs_operand" "") |
1034 | (match_operand:SF 2 "arm_float_rhs_operand" "")))] | |
1035 | "TARGET_ARM && TARGET_HARD_FLOAT" | |
604f3a0a | 1036 | " |
a2cd141b | 1037 | if (TARGET_MAVERICK) |
604f3a0a | 1038 | { |
1039 | if (!cirrus_fp_register (operands[1], SFmode)) | |
1040 | operands[1] = force_reg (SFmode, operands[1]); | |
1041 | if (!cirrus_fp_register (operands[2], SFmode)) | |
1042 | operands[2] = force_reg (SFmode, operands[2]); | |
1043 | } | |
1044 | ") | |
1045 | ||
604f3a0a | 1046 | (define_expand "subdf3" |
1047 | [(set (match_operand:DF 0 "s_register_operand" "") | |
a2cd141b | 1048 | (minus:DF (match_operand:DF 1 "arm_float_rhs_operand" "") |
1049 | (match_operand:DF 2 "arm_float_rhs_operand" "")))] | |
1050 | "TARGET_ARM && TARGET_HARD_FLOAT" | |
604f3a0a | 1051 | " |
a2cd141b | 1052 | if (TARGET_MAVERICK) |
604f3a0a | 1053 | { |
1054 | if (!cirrus_fp_register (operands[1], DFmode)) | |
1055 | operands[1] = force_reg (DFmode, operands[1]); | |
1056 | if (!cirrus_fp_register (operands[2], DFmode)) | |
1057 | operands[2] = force_reg (DFmode, operands[2]); | |
1058 | } | |
1059 | ") | |
1060 | ||
b11cae9e | 1061 | \f |
1062 | ;; Multiplication insns | |
1063 | ||
cffb2a26 | 1064 | (define_expand "mulsi3" |
1065 | [(set (match_operand:SI 0 "s_register_operand" "") | |
1066 | (mult:SI (match_operand:SI 2 "s_register_operand" "") | |
1067 | (match_operand:SI 1 "s_register_operand" "")))] | |
1068 | "TARGET_EITHER" | |
1069 | "" | |
1070 | ) | |
1071 | ||
9c08d1fa | 1072 | ;; Use `&' and then `0' to prevent the operands 0 and 1 being the same |
cffb2a26 | 1073 | (define_insn "*arm_mulsi3" |
1074 | [(set (match_operand:SI 0 "s_register_operand" "=&r,&r") | |
9c08d1fa | 1075 | (mult:SI (match_operand:SI 2 "s_register_operand" "r,r") |
1076 | (match_operand:SI 1 "s_register_operand" "%?r,0")))] | |
cffb2a26 | 1077 | "TARGET_ARM" |
f7fbdd4a | 1078 | "mul%?\\t%0, %2, %1" |
a2cd141b | 1079 | [(set_attr "insn" "mul") |
0d66636f | 1080 | (set_attr "predicable" "yes")] |
cffb2a26 | 1081 | ) |
1082 | ||
215b30b3 | 1083 | ; Unfortunately with the Thumb the '&'/'0' trick can fails when operands |
1084 | ; 1 and 2; are the same, because reload will make operand 0 match | |
1085 | ; operand 1 without realizing that this conflicts with operand 2. We fix | |
1086 | ; this by adding another alternative to match this case, and then `reload' | |
1087 | ; it ourselves. This alternative must come first. | |
cffb2a26 | 1088 | (define_insn "*thumb_mulsi3" |
1089 | [(set (match_operand:SI 0 "register_operand" "=&l,&l,&l") | |
1090 | (mult:SI (match_operand:SI 1 "register_operand" "%l,*h,0") | |
1091 | (match_operand:SI 2 "register_operand" "l,l,l")))] | |
1092 | "TARGET_THUMB" | |
1093 | "* | |
1094 | if (which_alternative < 2) | |
20c4e896 | 1095 | return \"mov\\t%0, %1\;mul\\t%0, %2\"; |
cffb2a26 | 1096 | else |
20c4e896 | 1097 | return \"mul\\t%0, %2\"; |
cffb2a26 | 1098 | " |
1099 | [(set_attr "length" "4,4,2") | |
a2cd141b | 1100 | (set_attr "insn" "mul")] |
cffb2a26 | 1101 | ) |
b11cae9e | 1102 | |
f7fbdd4a | 1103 | (define_insn "*mulsi3_compare0" |
bd5b4116 | 1104 | [(set (reg:CC_NOOV CC_REGNUM) |
9c08d1fa | 1105 | (compare:CC_NOOV (mult:SI |
1106 | (match_operand:SI 2 "s_register_operand" "r,r") | |
1107 | (match_operand:SI 1 "s_register_operand" "%?r,0")) | |
1108 | (const_int 0))) | |
1109 | (set (match_operand:SI 0 "s_register_operand" "=&r,&r") | |
1110 | (mult:SI (match_dup 2) (match_dup 1)))] | |
e8a4aa75 | 1111 | "TARGET_ARM" |
40dbec34 | 1112 | "mul%?s\\t%0, %2, %1" |
cffb2a26 | 1113 | [(set_attr "conds" "set") |
a2cd141b | 1114 | (set_attr "insn" "muls")] |
cffb2a26 | 1115 | ) |
9c08d1fa | 1116 | |
f7fbdd4a | 1117 | (define_insn "*mulsi_compare0_scratch" |
bd5b4116 | 1118 | [(set (reg:CC_NOOV CC_REGNUM) |
9c08d1fa | 1119 | (compare:CC_NOOV (mult:SI |
1120 | (match_operand:SI 2 "s_register_operand" "r,r") | |
1121 | (match_operand:SI 1 "s_register_operand" "%?r,0")) | |
1122 | (const_int 0))) | |
1123 | (clobber (match_scratch:SI 0 "=&r,&r"))] | |
e8a4aa75 | 1124 | "TARGET_ARM" |
40dbec34 | 1125 | "mul%?s\\t%0, %2, %1" |
cffb2a26 | 1126 | [(set_attr "conds" "set") |
a2cd141b | 1127 | (set_attr "insn" "muls")] |
cffb2a26 | 1128 | ) |
9c08d1fa | 1129 | |
b11cae9e | 1130 | ;; Unnamed templates to match MLA instruction. |
1131 | ||
f7fbdd4a | 1132 | (define_insn "*mulsi3addsi" |
9c08d1fa | 1133 | [(set (match_operand:SI 0 "s_register_operand" "=&r,&r,&r,&r") |
c8f69309 | 1134 | (plus:SI |
9c08d1fa | 1135 | (mult:SI (match_operand:SI 2 "s_register_operand" "r,r,r,r") |
1136 | (match_operand:SI 1 "s_register_operand" "%r,0,r,0")) | |
1137 | (match_operand:SI 3 "s_register_operand" "?r,r,0,0")))] | |
cffb2a26 | 1138 | "TARGET_ARM" |
f7fbdd4a | 1139 | "mla%?\\t%0, %2, %1, %3" |
a2cd141b | 1140 | [(set_attr "insn" "mla") |
0d66636f | 1141 | (set_attr "predicable" "yes")] |
1142 | ) | |
b11cae9e | 1143 | |
f7fbdd4a | 1144 | (define_insn "*mulsi3addsi_compare0" |
bd5b4116 | 1145 | [(set (reg:CC_NOOV CC_REGNUM) |
215b30b3 | 1146 | (compare:CC_NOOV |
1147 | (plus:SI (mult:SI | |
1148 | (match_operand:SI 2 "s_register_operand" "r,r,r,r") | |
1149 | (match_operand:SI 1 "s_register_operand" "%r,0,r,0")) | |
1150 | (match_operand:SI 3 "s_register_operand" "?r,r,0,0")) | |
1151 | (const_int 0))) | |
9c08d1fa | 1152 | (set (match_operand:SI 0 "s_register_operand" "=&r,&r,&r,&r") |
1153 | (plus:SI (mult:SI (match_dup 2) (match_dup 1)) | |
1154 | (match_dup 3)))] | |
e8a4aa75 | 1155 | "TARGET_ARM" |
40dbec34 | 1156 | "mla%?s\\t%0, %2, %1, %3" |
0d66636f | 1157 | [(set_attr "conds" "set") |
a2cd141b | 1158 | (set_attr "insn" "mlas")] |
0d66636f | 1159 | ) |
9c08d1fa | 1160 | |
f7fbdd4a | 1161 | (define_insn "*mulsi3addsi_compare0_scratch" |
bd5b4116 | 1162 | [(set (reg:CC_NOOV CC_REGNUM) |
215b30b3 | 1163 | (compare:CC_NOOV |
1164 | (plus:SI (mult:SI | |
1165 | (match_operand:SI 2 "s_register_operand" "r,r,r,r") | |
1166 | (match_operand:SI 1 "s_register_operand" "%r,0,r,0")) | |
1167 | (match_operand:SI 3 "s_register_operand" "?r,r,0,0")) | |
1168 | (const_int 0))) | |
9c08d1fa | 1169 | (clobber (match_scratch:SI 0 "=&r,&r,&r,&r"))] |
e8a4aa75 | 1170 | "TARGET_ARM" |
40dbec34 | 1171 | "mla%?s\\t%0, %2, %1, %3" |
cffb2a26 | 1172 | [(set_attr "conds" "set") |
a2cd141b | 1173 | (set_attr "insn" "mlas")] |
cffb2a26 | 1174 | ) |
f7fbdd4a | 1175 | |
efee20da | 1176 | ;; Unnamed template to match long long multiply-accumulate (smlal) |
82b85d08 | 1177 | |
1178 | (define_insn "*mulsidi3adddi" | |
fe8dbf85 | 1179 | [(set (match_operand:DI 0 "s_register_operand" "=&r") |
82b85d08 | 1180 | (plus:DI |
215b30b3 | 1181 | (mult:DI |
fe8dbf85 | 1182 | (sign_extend:DI (match_operand:SI 2 "s_register_operand" "%r")) |
1183 | (sign_extend:DI (match_operand:SI 3 "s_register_operand" "r"))) | |
1184 | (match_operand:DI 1 "s_register_operand" "0")))] | |
a2cd141b | 1185 | "TARGET_ARM && arm_arch3m" |
fe8dbf85 | 1186 | "smlal%?\\t%Q0, %R0, %3, %2" |
a2cd141b | 1187 | [(set_attr "insn" "smlal") |
0d66636f | 1188 | (set_attr "predicable" "yes")] |
1189 | ) | |
82b85d08 | 1190 | |
f7fbdd4a | 1191 | (define_insn "mulsidi3" |
1192 | [(set (match_operand:DI 0 "s_register_operand" "=&r") | |
215b30b3 | 1193 | (mult:DI |
1194 | (sign_extend:DI (match_operand:SI 1 "s_register_operand" "%r")) | |
1195 | (sign_extend:DI (match_operand:SI 2 "s_register_operand" "r"))))] | |
a2cd141b | 1196 | "TARGET_ARM && arm_arch3m" |
97499065 | 1197 | "smull%?\\t%Q0, %R0, %1, %2" |
a2cd141b | 1198 | [(set_attr "insn" "smull") |
0d66636f | 1199 | (set_attr "predicable" "yes")] |
1200 | ) | |
f7fbdd4a | 1201 | |
1202 | (define_insn "umulsidi3" | |
1203 | [(set (match_operand:DI 0 "s_register_operand" "=&r") | |
215b30b3 | 1204 | (mult:DI |
1205 | (zero_extend:DI (match_operand:SI 1 "s_register_operand" "%r")) | |
1206 | (zero_extend:DI (match_operand:SI 2 "s_register_operand" "r"))))] | |
a2cd141b | 1207 | "TARGET_ARM && arm_arch3m" |
97499065 | 1208 | "umull%?\\t%Q0, %R0, %1, %2" |
a2cd141b | 1209 | [(set_attr "insn" "umull") |
0d66636f | 1210 | (set_attr "predicable" "yes")] |
1211 | ) | |
b11cae9e | 1212 | |
efee20da | 1213 | ;; Unnamed template to match long long unsigned multiply-accumulate (umlal) |
82b85d08 | 1214 | |
1215 | (define_insn "*umulsidi3adddi" | |
8ead09f9 | 1216 | [(set (match_operand:DI 0 "s_register_operand" "=&r") |
82b85d08 | 1217 | (plus:DI |
215b30b3 | 1218 | (mult:DI |
fe8dbf85 | 1219 | (zero_extend:DI (match_operand:SI 2 "s_register_operand" "%r")) |
1220 | (zero_extend:DI (match_operand:SI 3 "s_register_operand" "r"))) | |
1221 | (match_operand:DI 1 "s_register_operand" "0")))] | |
a2cd141b | 1222 | "TARGET_ARM && arm_arch3m" |
fe8dbf85 | 1223 | "umlal%?\\t%Q0, %R0, %3, %2" |
a2cd141b | 1224 | [(set_attr "insn" "umlal") |
0d66636f | 1225 | (set_attr "predicable" "yes")] |
1226 | ) | |
82b85d08 | 1227 | |
f082f1c4 | 1228 | (define_insn "smulsi3_highpart" |
1229 | [(set (match_operand:SI 0 "s_register_operand" "=&r,&r") | |
1230 | (truncate:SI | |
1231 | (lshiftrt:DI | |
215b30b3 | 1232 | (mult:DI |
1233 | (sign_extend:DI (match_operand:SI 1 "s_register_operand" "%r,0")) | |
1234 | (sign_extend:DI (match_operand:SI 2 "s_register_operand" "r,r"))) | |
f082f1c4 | 1235 | (const_int 32)))) |
1236 | (clobber (match_scratch:SI 3 "=&r,&r"))] | |
a2cd141b | 1237 | "TARGET_ARM && arm_arch3m" |
f082f1c4 | 1238 | "smull%?\\t%3, %0, %2, %1" |
a2cd141b | 1239 | [(set_attr "insn" "smull") |
0d66636f | 1240 | (set_attr "predicable" "yes")] |
cffb2a26 | 1241 | ) |
f082f1c4 | 1242 | |
1243 | (define_insn "umulsi3_highpart" | |
1244 | [(set (match_operand:SI 0 "s_register_operand" "=&r,&r") | |
1245 | (truncate:SI | |
1246 | (lshiftrt:DI | |
215b30b3 | 1247 | (mult:DI |
1248 | (zero_extend:DI (match_operand:SI 1 "s_register_operand" "%r,0")) | |
1249 | (zero_extend:DI (match_operand:SI 2 "s_register_operand" "r,r"))) | |
f082f1c4 | 1250 | (const_int 32)))) |
1251 | (clobber (match_scratch:SI 3 "=&r,&r"))] | |
a2cd141b | 1252 | "TARGET_ARM && arm_arch3m" |
f082f1c4 | 1253 | "umull%?\\t%3, %0, %2, %1" |
a2cd141b | 1254 | [(set_attr "insn" "umull") |
0d66636f | 1255 | (set_attr "predicable" "yes")] |
cffb2a26 | 1256 | ) |
f082f1c4 | 1257 | |
331beb1a | 1258 | (define_insn "mulhisi3" |
1259 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
1260 | (mult:SI (sign_extend:SI | |
1261 | (match_operand:HI 1 "s_register_operand" "%r")) | |
1262 | (sign_extend:SI | |
1263 | (match_operand:HI 2 "s_register_operand" "r"))))] | |
fec538d9 | 1264 | "TARGET_ARM && arm_arch5e" |
61a2d04c | 1265 | "smulbb%?\\t%0, %1, %2" |
a2cd141b | 1266 | [(set_attr "insn" "smulxy") |
fec538d9 | 1267 | (set_attr "predicable" "yes")] |
1268 | ) | |
1269 | ||
1270 | (define_insn "*mulhisi3tb" | |
1271 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
1272 | (mult:SI (ashiftrt:SI | |
1273 | (match_operand:SI 1 "s_register_operand" "r") | |
1274 | (const_int 16)) | |
1275 | (sign_extend:SI | |
1276 | (match_operand:HI 2 "s_register_operand" "r"))))] | |
1277 | "TARGET_ARM && arm_arch5e" | |
1278 | "smultb%?\\t%0, %1, %2" | |
a2cd141b | 1279 | [(set_attr "insn" "smulxy") |
fec538d9 | 1280 | (set_attr "predicable" "yes")] |
1281 | ) | |
1282 | ||
1283 | (define_insn "*mulhisi3bt" | |
1284 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
1285 | (mult:SI (sign_extend:SI | |
1286 | (match_operand:HI 1 "s_register_operand" "r")) | |
1287 | (ashiftrt:SI | |
1288 | (match_operand:SI 2 "s_register_operand" "r") | |
1289 | (const_int 16))))] | |
1290 | "TARGET_ARM && arm_arch5e" | |
1291 | "smulbt%?\\t%0, %1, %2" | |
a2cd141b | 1292 | [(set_attr "insn" "smulxy") |
fec538d9 | 1293 | (set_attr "predicable" "yes")] |
1294 | ) | |
1295 | ||
1296 | (define_insn "*mulhisi3tt" | |
1297 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
1298 | (mult:SI (ashiftrt:SI | |
1299 | (match_operand:SI 1 "s_register_operand" "r") | |
1300 | (const_int 16)) | |
1301 | (ashiftrt:SI | |
1302 | (match_operand:SI 2 "s_register_operand" "r") | |
1303 | (const_int 16))))] | |
1304 | "TARGET_ARM && arm_arch5e" | |
1305 | "smultt%?\\t%0, %1, %2" | |
a2cd141b | 1306 | [(set_attr "insn" "smulxy") |
fec538d9 | 1307 | (set_attr "predicable" "yes")] |
331beb1a | 1308 | ) |
1309 | ||
1310 | (define_insn "*mulhisi3addsi" | |
1311 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
1312 | (plus:SI (match_operand:SI 1 "s_register_operand" "r") | |
1313 | (mult:SI (sign_extend:SI | |
1314 | (match_operand:HI 2 "s_register_operand" "%r")) | |
1315 | (sign_extend:SI | |
1316 | (match_operand:HI 3 "s_register_operand" "r")))))] | |
fec538d9 | 1317 | "TARGET_ARM && arm_arch5e" |
61a2d04c | 1318 | "smlabb%?\\t%0, %2, %3, %1" |
a2cd141b | 1319 | [(set_attr "insn" "smlaxy") |
fec538d9 | 1320 | (set_attr "predicable" "yes")] |
331beb1a | 1321 | ) |
1322 | ||
1323 | (define_insn "*mulhidi3adddi" | |
1324 | [(set (match_operand:DI 0 "s_register_operand" "=r") | |
1325 | (plus:DI | |
1326 | (match_operand:DI 1 "s_register_operand" "0") | |
1327 | (mult:DI (sign_extend:DI | |
1328 | (match_operand:HI 2 "s_register_operand" "%r")) | |
1329 | (sign_extend:DI | |
1330 | (match_operand:HI 3 "s_register_operand" "r")))))] | |
fec538d9 | 1331 | "TARGET_ARM && arm_arch5e" |
331beb1a | 1332 | "smlalbb%?\\t%Q0, %R0, %2, %3" |
a2cd141b | 1333 | [(set_attr "insn" "smlalxy") |
fec538d9 | 1334 | (set_attr "predicable" "yes")]) |
331beb1a | 1335 | |
604f3a0a | 1336 | (define_expand "mulsf3" |
1337 | [(set (match_operand:SF 0 "s_register_operand" "") | |
1338 | (mult:SF (match_operand:SF 1 "s_register_operand" "") | |
a2cd141b | 1339 | (match_operand:SF 2 "arm_float_rhs_operand" "")))] |
1340 | "TARGET_ARM && TARGET_HARD_FLOAT" | |
604f3a0a | 1341 | " |
a2cd141b | 1342 | if (TARGET_MAVERICK |
604f3a0a | 1343 | && !cirrus_fp_register (operands[2], SFmode)) |
1344 | operands[2] = force_reg (SFmode, operands[2]); | |
1345 | ") | |
1346 | ||
604f3a0a | 1347 | (define_expand "muldf3" |
1348 | [(set (match_operand:DF 0 "s_register_operand" "") | |
1349 | (mult:DF (match_operand:DF 1 "s_register_operand" "") | |
a2cd141b | 1350 | (match_operand:DF 2 "arm_float_rhs_operand" "")))] |
1351 | "TARGET_ARM && TARGET_HARD_FLOAT" | |
604f3a0a | 1352 | " |
a2cd141b | 1353 | if (TARGET_MAVERICK |
604f3a0a | 1354 | && !cirrus_fp_register (operands[2], DFmode)) |
1355 | operands[2] = force_reg (DFmode, operands[2]); | |
1356 | ") | |
b11cae9e | 1357 | \f |
1358 | ;; Division insns | |
1359 | ||
7db9af5d | 1360 | (define_expand "divsf3" |
1361 | [(set (match_operand:SF 0 "s_register_operand" "") | |
a2cd141b | 1362 | (div:SF (match_operand:SF 1 "arm_float_rhs_operand" "") |
1363 | (match_operand:SF 2 "arm_float_rhs_operand" "")))] | |
1364 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" | |
7db9af5d | 1365 | "") |
9c08d1fa | 1366 | |
7db9af5d | 1367 | (define_expand "divdf3" |
1368 | [(set (match_operand:DF 0 "s_register_operand" "") | |
a2cd141b | 1369 | (div:DF (match_operand:DF 1 "arm_float_rhs_operand" "") |
1370 | (match_operand:DF 2 "arm_float_rhs_operand" "")))] | |
1371 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" | |
7db9af5d | 1372 | "") |
b11cae9e | 1373 | \f |
1374 | ;; Modulo insns | |
1375 | ||
7db9af5d | 1376 | (define_expand "modsf3" |
1377 | [(set (match_operand:SF 0 "s_register_operand" "") | |
1378 | (mod:SF (match_operand:SF 1 "s_register_operand" "") | |
a2cd141b | 1379 | (match_operand:SF 2 "arm_float_rhs_operand" "")))] |
1380 | "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_FPA" | |
7db9af5d | 1381 | "") |
9c08d1fa | 1382 | |
7db9af5d | 1383 | (define_expand "moddf3" |
1384 | [(set (match_operand:DF 0 "s_register_operand" "") | |
1385 | (mod:DF (match_operand:DF 1 "s_register_operand" "") | |
a2cd141b | 1386 | (match_operand:DF 2 "arm_float_rhs_operand" "")))] |
1387 | "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_FPA" | |
7db9af5d | 1388 | "") |
b11cae9e | 1389 | \f |
1390 | ;; Boolean and,ior,xor insns | |
1391 | ||
f6ebffac | 1392 | ;; Split up double word logical operations |
1393 | ||
1394 | ;; Split up simple DImode logical operations. Simply perform the logical | |
1395 | ;; operation on the upper and lower halves of the registers. | |
1396 | (define_split | |
1397 | [(set (match_operand:DI 0 "s_register_operand" "") | |
1398 | (match_operator:DI 6 "logical_binary_operator" | |
1399 | [(match_operand:DI 1 "s_register_operand" "") | |
1400 | (match_operand:DI 2 "s_register_operand" "")]))] | |
755eb2b4 | 1401 | "TARGET_ARM && reload_completed && ! IS_IWMMXT_REGNUM (REGNO (operands[0]))" |
f6ebffac | 1402 | [(set (match_dup 0) (match_op_dup:SI 6 [(match_dup 1) (match_dup 2)])) |
1403 | (set (match_dup 3) (match_op_dup:SI 6 [(match_dup 4) (match_dup 5)]))] | |
1404 | " | |
215b30b3 | 1405 | { |
1406 | operands[3] = gen_highpart (SImode, operands[0]); | |
1407 | operands[0] = gen_lowpart (SImode, operands[0]); | |
1408 | operands[4] = gen_highpart (SImode, operands[1]); | |
1409 | operands[1] = gen_lowpart (SImode, operands[1]); | |
1410 | operands[5] = gen_highpart (SImode, operands[2]); | |
1411 | operands[2] = gen_lowpart (SImode, operands[2]); | |
1412 | }" | |
1413 | ) | |
f6ebffac | 1414 | |
f6ebffac | 1415 | (define_split |
1416 | [(set (match_operand:DI 0 "s_register_operand" "") | |
1417 | (match_operator:DI 6 "logical_binary_operator" | |
1418 | [(sign_extend:DI (match_operand:SI 2 "s_register_operand" "")) | |
1419 | (match_operand:DI 1 "s_register_operand" "")]))] | |
cffb2a26 | 1420 | "TARGET_ARM && reload_completed" |
f6ebffac | 1421 | [(set (match_dup 0) (match_op_dup:SI 6 [(match_dup 1) (match_dup 2)])) |
1422 | (set (match_dup 3) (match_op_dup:SI 6 | |
1423 | [(ashiftrt:SI (match_dup 2) (const_int 31)) | |
1424 | (match_dup 4)]))] | |
1425 | " | |
215b30b3 | 1426 | { |
1427 | operands[3] = gen_highpart (SImode, operands[0]); | |
1428 | operands[0] = gen_lowpart (SImode, operands[0]); | |
1429 | operands[4] = gen_highpart (SImode, operands[1]); | |
1430 | operands[1] = gen_lowpart (SImode, operands[1]); | |
1431 | operands[5] = gen_highpart (SImode, operands[2]); | |
1432 | operands[2] = gen_lowpart (SImode, operands[2]); | |
1433 | }" | |
1434 | ) | |
f6ebffac | 1435 | |
f6ebffac | 1436 | ;; The zero extend of operand 2 means we can just copy the high part of |
1437 | ;; operand1 into operand0. | |
1438 | (define_split | |
1439 | [(set (match_operand:DI 0 "s_register_operand" "") | |
1440 | (ior:DI | |
1441 | (zero_extend:DI (match_operand:SI 2 "s_register_operand" "")) | |
1442 | (match_operand:DI 1 "s_register_operand" "")))] | |
cffb2a26 | 1443 | "TARGET_ARM && operands[0] != operands[1] && reload_completed" |
f6ebffac | 1444 | [(set (match_dup 0) (ior:SI (match_dup 1) (match_dup 2))) |
1445 | (set (match_dup 3) (match_dup 4))] | |
1446 | " | |
215b30b3 | 1447 | { |
1448 | operands[4] = gen_highpart (SImode, operands[1]); | |
1449 | operands[3] = gen_highpart (SImode, operands[0]); | |
1450 | operands[0] = gen_lowpart (SImode, operands[0]); | |
1451 | operands[1] = gen_lowpart (SImode, operands[1]); | |
1452 | }" | |
1453 | ) | |
f6ebffac | 1454 | |
1455 | ;; The zero extend of operand 2 means we can just copy the high part of | |
1456 | ;; operand1 into operand0. | |
1457 | (define_split | |
1458 | [(set (match_operand:DI 0 "s_register_operand" "") | |
1459 | (xor:DI | |
1460 | (zero_extend:DI (match_operand:SI 2 "s_register_operand" "")) | |
1461 | (match_operand:DI 1 "s_register_operand" "")))] | |
cffb2a26 | 1462 | "TARGET_ARM && operands[0] != operands[1] && reload_completed" |
f6ebffac | 1463 | [(set (match_dup 0) (xor:SI (match_dup 1) (match_dup 2))) |
1464 | (set (match_dup 3) (match_dup 4))] | |
1465 | " | |
215b30b3 | 1466 | { |
1467 | operands[4] = gen_highpart (SImode, operands[1]); | |
1468 | operands[3] = gen_highpart (SImode, operands[0]); | |
1469 | operands[0] = gen_lowpart (SImode, operands[0]); | |
1470 | operands[1] = gen_lowpart (SImode, operands[1]); | |
1471 | }" | |
1472 | ) | |
f6ebffac | 1473 | |
b11cae9e | 1474 | (define_insn "anddi3" |
cffb2a26 | 1475 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
1476 | (and:DI (match_operand:DI 1 "s_register_operand" "%0,r") | |
1477 | (match_operand:DI 2 "s_register_operand" "r,r")))] | |
755eb2b4 | 1478 | "TARGET_ARM && ! TARGET_IWMMXT" |
f6ebffac | 1479 | "#" |
215b30b3 | 1480 | [(set_attr "length" "8")] |
1481 | ) | |
b11cae9e | 1482 | |
a0f94409 | 1483 | (define_insn_and_split "*anddi_zesidi_di" |
9c08d1fa | 1484 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
1485 | (and:DI (zero_extend:DI | |
1486 | (match_operand:SI 2 "s_register_operand" "r,r")) | |
1487 | (match_operand:DI 1 "s_register_operand" "?r,0")))] | |
cffb2a26 | 1488 | "TARGET_ARM" |
f6ebffac | 1489 | "#" |
a0f94409 | 1490 | "TARGET_ARM && reload_completed" |
1491 | ; The zero extend of operand 2 clears the high word of the output | |
1492 | ; operand. | |
1493 | [(set (match_dup 0) (and:SI (match_dup 1) (match_dup 2))) | |
1494 | (set (match_dup 3) (const_int 0))] | |
1495 | " | |
1496 | { | |
1497 | operands[3] = gen_highpart (SImode, operands[0]); | |
1498 | operands[0] = gen_lowpart (SImode, operands[0]); | |
1499 | operands[1] = gen_lowpart (SImode, operands[1]); | |
1500 | }" | |
215b30b3 | 1501 | [(set_attr "length" "8")] |
1502 | ) | |
b11cae9e | 1503 | |
f7fbdd4a | 1504 | (define_insn "*anddi_sesdi_di" |
cffb2a26 | 1505 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
9c08d1fa | 1506 | (and:DI (sign_extend:DI |
1507 | (match_operand:SI 2 "s_register_operand" "r,r")) | |
cffb2a26 | 1508 | (match_operand:DI 1 "s_register_operand" "?r,0")))] |
1509 | "TARGET_ARM" | |
f6ebffac | 1510 | "#" |
cffb2a26 | 1511 | [(set_attr "length" "8")] |
1512 | ) | |
b11cae9e | 1513 | |
87b22bf7 | 1514 | (define_expand "andsi3" |
cffb2a26 | 1515 | [(set (match_operand:SI 0 "s_register_operand" "") |
87b22bf7 | 1516 | (and:SI (match_operand:SI 1 "s_register_operand" "") |
1517 | (match_operand:SI 2 "reg_or_int_operand" "")))] | |
cffb2a26 | 1518 | "TARGET_EITHER" |
87b22bf7 | 1519 | " |
cffb2a26 | 1520 | if (TARGET_ARM) |
87b22bf7 | 1521 | { |
cffb2a26 | 1522 | if (GET_CODE (operands[2]) == CONST_INT) |
1523 | { | |
96f57e36 | 1524 | arm_split_constant (AND, SImode, NULL_RTX, |
1525 | INTVAL (operands[2]), operands[0], | |
615caa51 | 1526 | operands[1], optimize && !no_new_pseudos); |
1527 | ||
cffb2a26 | 1528 | DONE; |
1529 | } | |
87b22bf7 | 1530 | } |
cffb2a26 | 1531 | else /* TARGET_THUMB */ |
1532 | { | |
1533 | if (GET_CODE (operands[2]) != CONST_INT) | |
1534 | operands[2] = force_reg (SImode, operands[2]); | |
1535 | else | |
1536 | { | |
1537 | int i; | |
1538 | ||
215b30b3 | 1539 | if (((unsigned HOST_WIDE_INT) ~INTVAL (operands[2])) < 256) |
cffb2a26 | 1540 | { |
215b30b3 | 1541 | operands[2] = force_reg (SImode, |
1542 | GEN_INT (~INTVAL (operands[2]))); | |
cffb2a26 | 1543 | |
1544 | emit_insn (gen_bicsi3 (operands[0], operands[2], operands[1])); | |
1545 | ||
1546 | DONE; | |
1547 | } | |
87b22bf7 | 1548 | |
cffb2a26 | 1549 | for (i = 9; i <= 31; i++) |
1550 | { | |
1551 | if ((((HOST_WIDE_INT) 1) << i) - 1 == INTVAL (operands[2])) | |
1552 | { | |
1553 | emit_insn (gen_extzv (operands[0], operands[1], GEN_INT (i), | |
1554 | const0_rtx)); | |
1555 | DONE; | |
1556 | } | |
215b30b3 | 1557 | else if ((((HOST_WIDE_INT) 1) << i) - 1 |
1558 | == ~INTVAL (operands[2])) | |
cffb2a26 | 1559 | { |
1560 | rtx shift = GEN_INT (i); | |
1561 | rtx reg = gen_reg_rtx (SImode); | |
1562 | ||
1563 | emit_insn (gen_lshrsi3 (reg, operands[1], shift)); | |
1564 | emit_insn (gen_ashlsi3 (operands[0], reg, shift)); | |
1565 | ||
1566 | DONE; | |
1567 | } | |
1568 | } | |
1569 | ||
1570 | operands[2] = force_reg (SImode, operands[2]); | |
1571 | } | |
215b30b3 | 1572 | } |
1573 | " | |
cffb2a26 | 1574 | ) |
1575 | ||
a0f94409 | 1576 | (define_insn_and_split "*arm_andsi3_insn" |
cffb2a26 | 1577 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r") |
87b22bf7 | 1578 | (and:SI (match_operand:SI 1 "s_register_operand" "r,r,r") |
1579 | (match_operand:SI 2 "reg_or_int_operand" "rI,K,?n")))] | |
cffb2a26 | 1580 | "TARGET_ARM" |
5565501b | 1581 | "@ |
1582 | and%?\\t%0, %1, %2 | |
87b22bf7 | 1583 | bic%?\\t%0, %1, #%B2 |
1584 | #" | |
a0f94409 | 1585 | "TARGET_ARM |
1586 | && GET_CODE (operands[2]) == CONST_INT | |
1587 | && !(const_ok_for_arm (INTVAL (operands[2])) | |
1588 | || const_ok_for_arm (~INTVAL (operands[2])))" | |
1589 | [(clobber (const_int 0))] | |
1590 | " | |
96f57e36 | 1591 | arm_split_constant (AND, SImode, curr_insn, |
1592 | INTVAL (operands[2]), operands[0], operands[1], 0); | |
a0f94409 | 1593 | DONE; |
1594 | " | |
0d66636f | 1595 | [(set_attr "length" "4,4,16") |
1596 | (set_attr "predicable" "yes")] | |
cffb2a26 | 1597 | ) |
1598 | ||
1599 | (define_insn "*thumb_andsi3_insn" | |
1600 | [(set (match_operand:SI 0 "register_operand" "=l") | |
1601 | (and:SI (match_operand:SI 1 "register_operand" "%0") | |
1602 | (match_operand:SI 2 "register_operand" "l")))] | |
1603 | "TARGET_THUMB" | |
1604 | "and\\t%0, %0, %2" | |
1605 | [(set_attr "length" "2")] | |
1606 | ) | |
87b22bf7 | 1607 | |
f7fbdd4a | 1608 | (define_insn "*andsi3_compare0" |
bd5b4116 | 1609 | [(set (reg:CC_NOOV CC_REGNUM) |
5565501b | 1610 | (compare:CC_NOOV |
1611 | (and:SI (match_operand:SI 1 "s_register_operand" "r,r") | |
1612 | (match_operand:SI 2 "arm_not_operand" "rI,K")) | |
1613 | (const_int 0))) | |
cffb2a26 | 1614 | (set (match_operand:SI 0 "s_register_operand" "=r,r") |
9c08d1fa | 1615 | (and:SI (match_dup 1) (match_dup 2)))] |
cffb2a26 | 1616 | "TARGET_ARM" |
5565501b | 1617 | "@ |
1618 | and%?s\\t%0, %1, %2 | |
1619 | bic%?s\\t%0, %1, #%B2" | |
cffb2a26 | 1620 | [(set_attr "conds" "set")] |
1621 | ) | |
9c08d1fa | 1622 | |
f7fbdd4a | 1623 | (define_insn "*andsi3_compare0_scratch" |
bd5b4116 | 1624 | [(set (reg:CC_NOOV CC_REGNUM) |
5565501b | 1625 | (compare:CC_NOOV |
1626 | (and:SI (match_operand:SI 0 "s_register_operand" "r,r") | |
1627 | (match_operand:SI 1 "arm_not_operand" "rI,K")) | |
1628 | (const_int 0))) | |
dd193d7c | 1629 | (clobber (match_scratch:SI 2 "=X,r"))] |
cffb2a26 | 1630 | "TARGET_ARM" |
5565501b | 1631 | "@ |
1632 | tst%?\\t%0, %1 | |
dd193d7c | 1633 | bic%?s\\t%2, %0, #%B1" |
0d66636f | 1634 | [(set_attr "conds" "set")] |
1635 | ) | |
9c08d1fa | 1636 | |
f7fbdd4a | 1637 | (define_insn "*zeroextractsi_compare0_scratch" |
bd5b4116 | 1638 | [(set (reg:CC_NOOV CC_REGNUM) |
9c08d1fa | 1639 | (compare:CC_NOOV (zero_extract:SI |
1640 | (match_operand:SI 0 "s_register_operand" "r") | |
206ee9a2 | 1641 | (match_operand 1 "const_int_operand" "n") |
1642 | (match_operand 2 "const_int_operand" "n")) | |
9c08d1fa | 1643 | (const_int 0)))] |
cffb2a26 | 1644 | "TARGET_ARM |
1645 | && (INTVAL (operands[2]) >= 0 && INTVAL (operands[2]) < 32 | |
1646 | && INTVAL (operands[1]) > 0 | |
1647 | && INTVAL (operands[1]) + (INTVAL (operands[2]) & 1) <= 8 | |
1648 | && INTVAL (operands[1]) + INTVAL (operands[2]) <= 32)" | |
9c08d1fa | 1649 | "* |
5c49a439 | 1650 | operands[1] = GEN_INT (((1 << INTVAL (operands[1])) - 1) |
1651 | << INTVAL (operands[2])); | |
40dbec34 | 1652 | output_asm_insn (\"tst%?\\t%0, %1\", operands); |
e2348bcb | 1653 | return \"\"; |
0d66636f | 1654 | " |
1655 | [(set_attr "conds" "set")] | |
1656 | ) | |
9c08d1fa | 1657 | |
f4462328 | 1658 | (define_insn_and_split "*ne_zeroextractsi" |
c4034607 | 1659 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
1660 | (ne:SI (zero_extract:SI | |
1661 | (match_operand:SI 1 "s_register_operand" "r") | |
1662 | (match_operand:SI 2 "const_int_operand" "n") | |
1663 | (match_operand:SI 3 "const_int_operand" "n")) | |
3b8c7f7a | 1664 | (const_int 0))) |
1665 | (clobber (reg:CC CC_REGNUM))] | |
cffb2a26 | 1666 | "TARGET_ARM |
1667 | && (INTVAL (operands[3]) >= 0 && INTVAL (operands[3]) < 32 | |
1668 | && INTVAL (operands[2]) > 0 | |
1669 | && INTVAL (operands[2]) + (INTVAL (operands[3]) & 1) <= 8 | |
1670 | && INTVAL (operands[2]) + INTVAL (operands[3]) <= 32)" | |
f4462328 | 1671 | "#" |
1672 | "TARGET_ARM | |
1673 | && (INTVAL (operands[3]) >= 0 && INTVAL (operands[3]) < 32 | |
1674 | && INTVAL (operands[2]) > 0 | |
1675 | && INTVAL (operands[2]) + (INTVAL (operands[3]) & 1) <= 8 | |
1676 | && INTVAL (operands[2]) + INTVAL (operands[3]) <= 32)" | |
1677 | [(parallel [(set (reg:CC_NOOV CC_REGNUM) | |
1678 | (compare:CC_NOOV (and:SI (match_dup 1) (match_dup 2)) | |
1679 | (const_int 0))) | |
1680 | (set (match_dup 0) (and:SI (match_dup 1) (match_dup 2)))]) | |
1681 | (set (match_dup 0) | |
1682 | (if_then_else:SI (eq (reg:CC_NOOV CC_REGNUM) (const_int 0)) | |
1683 | (match_dup 0) (const_int 1)))] | |
1684 | " | |
1685 | operands[2] = GEN_INT (((1 << INTVAL (operands[2])) - 1) | |
1686 | << INTVAL (operands[3])); | |
1687 | " | |
1688 | [(set_attr "conds" "clob") | |
1689 | (set_attr "length" "8")] | |
1690 | ) | |
1691 | ||
1692 | (define_insn_and_split "*ne_zeroextractsi_shifted" | |
1693 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
1694 | (ne:SI (zero_extract:SI | |
1695 | (match_operand:SI 1 "s_register_operand" "r") | |
1696 | (match_operand:SI 2 "const_int_operand" "n") | |
1697 | (const_int 0)) | |
1698 | (const_int 0))) | |
1699 | (clobber (reg:CC CC_REGNUM))] | |
1700 | "TARGET_ARM" | |
1701 | "#" | |
1702 | "TARGET_ARM" | |
1703 | [(parallel [(set (reg:CC_NOOV CC_REGNUM) | |
1704 | (compare:CC_NOOV (ashift:SI (match_dup 1) (match_dup 2)) | |
1705 | (const_int 0))) | |
1706 | (set (match_dup 0) (ashift:SI (match_dup 1) (match_dup 2)))]) | |
1707 | (set (match_dup 0) | |
1708 | (if_then_else:SI (eq (reg:CC_NOOV CC_REGNUM) (const_int 0)) | |
1709 | (match_dup 0) (const_int 1)))] | |
1710 | " | |
1711 | operands[2] = GEN_INT (32 - INTVAL (operands[2])); | |
1712 | " | |
1713 | [(set_attr "conds" "clob") | |
1714 | (set_attr "length" "8")] | |
1715 | ) | |
1716 | ||
1717 | (define_insn_and_split "*ite_ne_zeroextractsi" | |
1718 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
1719 | (if_then_else:SI (ne (zero_extract:SI | |
1720 | (match_operand:SI 1 "s_register_operand" "r") | |
1721 | (match_operand:SI 2 "const_int_operand" "n") | |
1722 | (match_operand:SI 3 "const_int_operand" "n")) | |
1723 | (const_int 0)) | |
1724 | (match_operand:SI 4 "arm_not_operand" "rIK") | |
1725 | (const_int 0))) | |
1726 | (clobber (reg:CC CC_REGNUM))] | |
1727 | "TARGET_ARM | |
1728 | && (INTVAL (operands[3]) >= 0 && INTVAL (operands[3]) < 32 | |
1729 | && INTVAL (operands[2]) > 0 | |
1730 | && INTVAL (operands[2]) + (INTVAL (operands[3]) & 1) <= 8 | |
f8d7bf2f | 1731 | && INTVAL (operands[2]) + INTVAL (operands[3]) <= 32) |
1732 | && !reg_overlap_mentioned_p (operands[0], operands[4])" | |
f4462328 | 1733 | "#" |
1734 | "TARGET_ARM | |
1735 | && (INTVAL (operands[3]) >= 0 && INTVAL (operands[3]) < 32 | |
1736 | && INTVAL (operands[2]) > 0 | |
1737 | && INTVAL (operands[2]) + (INTVAL (operands[3]) & 1) <= 8 | |
f8d7bf2f | 1738 | && INTVAL (operands[2]) + INTVAL (operands[3]) <= 32) |
1739 | && !reg_overlap_mentioned_p (operands[0], operands[4])" | |
f4462328 | 1740 | [(parallel [(set (reg:CC_NOOV CC_REGNUM) |
1741 | (compare:CC_NOOV (and:SI (match_dup 1) (match_dup 2)) | |
1742 | (const_int 0))) | |
1743 | (set (match_dup 0) (and:SI (match_dup 1) (match_dup 2)))]) | |
1744 | (set (match_dup 0) | |
1745 | (if_then_else:SI (eq (reg:CC_NOOV CC_REGNUM) (const_int 0)) | |
1746 | (match_dup 0) (match_dup 4)))] | |
1747 | " | |
c4034607 | 1748 | operands[2] = GEN_INT (((1 << INTVAL (operands[2])) - 1) |
f4462328 | 1749 | << INTVAL (operands[3])); |
1750 | " | |
1751 | [(set_attr "conds" "clob") | |
1752 | (set_attr "length" "8")] | |
1753 | ) | |
1754 | ||
1755 | (define_insn_and_split "*ite_ne_zeroextractsi_shifted" | |
1756 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
1757 | (if_then_else:SI (ne (zero_extract:SI | |
1758 | (match_operand:SI 1 "s_register_operand" "r") | |
1759 | (match_operand:SI 2 "const_int_operand" "n") | |
1760 | (const_int 0)) | |
1761 | (const_int 0)) | |
1762 | (match_operand:SI 3 "arm_not_operand" "rIK") | |
1763 | (const_int 0))) | |
1764 | (clobber (reg:CC CC_REGNUM))] | |
f8d7bf2f | 1765 | "TARGET_ARM && !reg_overlap_mentioned_p (operands[0], operands[3])" |
f4462328 | 1766 | "#" |
f8d7bf2f | 1767 | "TARGET_ARM && !reg_overlap_mentioned_p (operands[0], operands[3])" |
f4462328 | 1768 | [(parallel [(set (reg:CC_NOOV CC_REGNUM) |
1769 | (compare:CC_NOOV (ashift:SI (match_dup 1) (match_dup 2)) | |
1770 | (const_int 0))) | |
1771 | (set (match_dup 0) (ashift:SI (match_dup 1) (match_dup 2)))]) | |
1772 | (set (match_dup 0) | |
1773 | (if_then_else:SI (eq (reg:CC_NOOV CC_REGNUM) (const_int 0)) | |
1774 | (match_dup 0) (match_dup 3)))] | |
1775 | " | |
1776 | operands[2] = GEN_INT (32 - INTVAL (operands[2])); | |
0d66636f | 1777 | " |
1778 | [(set_attr "conds" "clob") | |
215b30b3 | 1779 | (set_attr "length" "8")] |
1780 | ) | |
9c08d1fa | 1781 | |
58d6528b | 1782 | (define_split |
1783 | [(set (match_operand:SI 0 "s_register_operand" "") | |
1784 | (zero_extract:SI (match_operand:SI 1 "s_register_operand" "") | |
1785 | (match_operand:SI 2 "const_int_operand" "") | |
1786 | (match_operand:SI 3 "const_int_operand" ""))) | |
1787 | (clobber (match_operand:SI 4 "s_register_operand" ""))] | |
1788 | "TARGET_THUMB" | |
1789 | [(set (match_dup 4) (ashift:SI (match_dup 1) (match_dup 2))) | |
1790 | (set (match_dup 0) (lshiftrt:SI (match_dup 4) (match_dup 3)))] | |
1791 | "{ | |
1792 | HOST_WIDE_INT temp = INTVAL (operands[2]); | |
1793 | ||
1794 | operands[2] = GEN_INT (32 - temp - INTVAL (operands[3])); | |
1795 | operands[3] = GEN_INT (32 - temp); | |
1796 | }" | |
1797 | ) | |
1798 | ||
d7863cfe | 1799 | (define_split |
1800 | [(set (match_operand:SI 0 "s_register_operand" "") | |
1801 | (match_operator:SI 1 "shiftable_operator" | |
1802 | [(zero_extract:SI (match_operand:SI 2 "s_register_operand" "") | |
1803 | (match_operand:SI 3 "const_int_operand" "") | |
1804 | (match_operand:SI 4 "const_int_operand" "")) | |
1805 | (match_operand:SI 5 "s_register_operand" "")])) | |
1806 | (clobber (match_operand:SI 6 "s_register_operand" ""))] | |
1807 | "TARGET_ARM" | |
1808 | [(set (match_dup 6) (ashift:SI (match_dup 2) (match_dup 3))) | |
1809 | (set (match_dup 0) | |
1810 | (match_op_dup 1 | |
1811 | [(lshiftrt:SI (match_dup 6) (match_dup 4)) | |
1812 | (match_dup 5)]))] | |
1813 | "{ | |
1814 | HOST_WIDE_INT temp = INTVAL (operands[3]); | |
1815 | ||
1816 | operands[3] = GEN_INT (32 - temp - INTVAL (operands[4])); | |
1817 | operands[4] = GEN_INT (32 - temp); | |
1818 | }" | |
1819 | ) | |
1820 | ||
58d6528b | 1821 | (define_split |
1822 | [(set (match_operand:SI 0 "s_register_operand" "") | |
1823 | (sign_extract:SI (match_operand:SI 1 "s_register_operand" "") | |
1824 | (match_operand:SI 2 "const_int_operand" "") | |
1825 | (match_operand:SI 3 "const_int_operand" "")))] | |
1826 | "TARGET_THUMB" | |
1827 | [(set (match_dup 0) (ashift:SI (match_dup 1) (match_dup 2))) | |
1828 | (set (match_dup 0) (ashiftrt:SI (match_dup 0) (match_dup 3)))] | |
1829 | "{ | |
1830 | HOST_WIDE_INT temp = INTVAL (operands[2]); | |
1831 | ||
1832 | operands[2] = GEN_INT (32 - temp - INTVAL (operands[3])); | |
1833 | operands[3] = GEN_INT (32 - temp); | |
1834 | }" | |
1835 | ) | |
1836 | ||
d7863cfe | 1837 | (define_split |
1838 | [(set (match_operand:SI 0 "s_register_operand" "") | |
1839 | (match_operator:SI 1 "shiftable_operator" | |
1840 | [(sign_extract:SI (match_operand:SI 2 "s_register_operand" "") | |
1841 | (match_operand:SI 3 "const_int_operand" "") | |
1842 | (match_operand:SI 4 "const_int_operand" "")) | |
1843 | (match_operand:SI 5 "s_register_operand" "")])) | |
1844 | (clobber (match_operand:SI 6 "s_register_operand" ""))] | |
1845 | "TARGET_ARM" | |
1846 | [(set (match_dup 6) (ashift:SI (match_dup 2) (match_dup 3))) | |
1847 | (set (match_dup 0) | |
1848 | (match_op_dup 1 | |
1849 | [(ashiftrt:SI (match_dup 6) (match_dup 4)) | |
1850 | (match_dup 5)]))] | |
1851 | "{ | |
1852 | HOST_WIDE_INT temp = INTVAL (operands[3]); | |
1853 | ||
1854 | operands[3] = GEN_INT (32 - temp - INTVAL (operands[4])); | |
1855 | operands[4] = GEN_INT (32 - temp); | |
1856 | }" | |
1857 | ) | |
1858 | ||
a42059fd | 1859 | ;;; ??? This pattern is bogus. If operand3 has bits outside the range |
1860 | ;;; represented by the bitfield, then this will produce incorrect results. | |
1861 | ;;; Somewhere, the value needs to be truncated. On targets like the m68k, | |
ceb2fe0f | 1862 | ;;; which have a real bit-field insert instruction, the truncation happens |
1863 | ;;; in the bit-field insert instruction itself. Since arm does not have a | |
1864 | ;;; bit-field insert instruction, we would have to emit code here to truncate | |
a42059fd | 1865 | ;;; the value before we insert. This loses some of the advantage of having |
1866 | ;;; this insv pattern, so this pattern needs to be reevalutated. | |
1867 | ||
8a18b90c | 1868 | (define_expand "insv" |
1869 | [(set (zero_extract:SI (match_operand:SI 0 "s_register_operand" "") | |
1870 | (match_operand:SI 1 "general_operand" "") | |
1871 | (match_operand:SI 2 "general_operand" "")) | |
19335226 | 1872 | (match_operand:SI 3 "reg_or_int_operand" ""))] |
cffb2a26 | 1873 | "TARGET_ARM" |
8a18b90c | 1874 | " |
215b30b3 | 1875 | { |
1876 | int start_bit = INTVAL (operands[2]); | |
1877 | int width = INTVAL (operands[1]); | |
1878 | HOST_WIDE_INT mask = (((HOST_WIDE_INT)1) << width) - 1; | |
1879 | rtx target, subtarget; | |
1880 | ||
1881 | target = operands[0]; | |
1882 | /* Avoid using a subreg as a subtarget, and avoid writing a paradoxical | |
1883 | subreg as the final target. */ | |
1884 | if (GET_CODE (target) == SUBREG) | |
1885 | { | |
1886 | subtarget = gen_reg_rtx (SImode); | |
1887 | if (GET_MODE_SIZE (GET_MODE (SUBREG_REG (target))) | |
1888 | < GET_MODE_SIZE (SImode)) | |
1889 | target = SUBREG_REG (target); | |
1890 | } | |
1891 | else | |
1892 | subtarget = target; | |
8a18b90c | 1893 | |
215b30b3 | 1894 | if (GET_CODE (operands[3]) == CONST_INT) |
1895 | { | |
1896 | /* Since we are inserting a known constant, we may be able to | |
1897 | reduce the number of bits that we have to clear so that | |
1898 | the mask becomes simple. */ | |
1899 | /* ??? This code does not check to see if the new mask is actually | |
1900 | simpler. It may not be. */ | |
1901 | rtx op1 = gen_reg_rtx (SImode); | |
1902 | /* ??? Truncate operand3 to fit in the bitfield. See comment before | |
1903 | start of this pattern. */ | |
1904 | HOST_WIDE_INT op3_value = mask & INTVAL (operands[3]); | |
1905 | HOST_WIDE_INT mask2 = ((mask & ~op3_value) << start_bit); | |
1906 | ||
c5b3a71b | 1907 | emit_insn (gen_andsi3 (op1, operands[0], |
1908 | gen_int_mode (~mask2, SImode))); | |
215b30b3 | 1909 | emit_insn (gen_iorsi3 (subtarget, op1, |
4292ca6b | 1910 | gen_int_mode (op3_value << start_bit, SImode))); |
215b30b3 | 1911 | } |
1912 | else if (start_bit == 0 | |
1913 | && !(const_ok_for_arm (mask) | |
1914 | || const_ok_for_arm (~mask))) | |
1915 | { | |
1916 | /* A Trick, since we are setting the bottom bits in the word, | |
1917 | we can shift operand[3] up, operand[0] down, OR them together | |
1918 | and rotate the result back again. This takes 3 insns, and | |
5910bb95 | 1919 | the third might be mergeable into another op. */ |
215b30b3 | 1920 | /* The shift up copes with the possibility that operand[3] is |
1921 | wider than the bitfield. */ | |
1922 | rtx op0 = gen_reg_rtx (SImode); | |
1923 | rtx op1 = gen_reg_rtx (SImode); | |
1924 | ||
1925 | emit_insn (gen_ashlsi3 (op0, operands[3], GEN_INT (32 - width))); | |
1926 | emit_insn (gen_lshrsi3 (op1, operands[0], operands[1])); | |
1927 | emit_insn (gen_iorsi3 (op1, op1, op0)); | |
1928 | emit_insn (gen_rotlsi3 (subtarget, op1, operands[1])); | |
1929 | } | |
1930 | else if ((width + start_bit == 32) | |
1931 | && !(const_ok_for_arm (mask) | |
1932 | || const_ok_for_arm (~mask))) | |
1933 | { | |
1934 | /* Similar trick, but slightly less efficient. */ | |
8a18b90c | 1935 | |
215b30b3 | 1936 | rtx op0 = gen_reg_rtx (SImode); |
1937 | rtx op1 = gen_reg_rtx (SImode); | |
8a18b90c | 1938 | |
215b30b3 | 1939 | emit_insn (gen_ashlsi3 (op0, operands[3], GEN_INT (32 - width))); |
1940 | emit_insn (gen_ashlsi3 (op1, operands[0], operands[1])); | |
1941 | emit_insn (gen_lshrsi3 (op1, op1, operands[1])); | |
1942 | emit_insn (gen_iorsi3 (subtarget, op1, op0)); | |
1943 | } | |
1944 | else | |
1945 | { | |
c5b3a71b | 1946 | rtx op0 = gen_int_mode (mask, SImode); |
215b30b3 | 1947 | rtx op1 = gen_reg_rtx (SImode); |
1948 | rtx op2 = gen_reg_rtx (SImode); | |
8a18b90c | 1949 | |
215b30b3 | 1950 | if (!(const_ok_for_arm (mask) || const_ok_for_arm (~mask))) |
1951 | { | |
1952 | rtx tmp = gen_reg_rtx (SImode); | |
8a18b90c | 1953 | |
215b30b3 | 1954 | emit_insn (gen_movsi (tmp, op0)); |
1955 | op0 = tmp; | |
1956 | } | |
8a18b90c | 1957 | |
215b30b3 | 1958 | /* Mask out any bits in operand[3] that are not needed. */ |
1959 | emit_insn (gen_andsi3 (op1, operands[3], op0)); | |
8a18b90c | 1960 | |
215b30b3 | 1961 | if (GET_CODE (op0) == CONST_INT |
1962 | && (const_ok_for_arm (mask << start_bit) | |
1963 | || const_ok_for_arm (~(mask << start_bit)))) | |
1964 | { | |
c5b3a71b | 1965 | op0 = gen_int_mode (~(mask << start_bit), SImode); |
215b30b3 | 1966 | emit_insn (gen_andsi3 (op2, operands[0], op0)); |
1967 | } | |
1968 | else | |
1969 | { | |
1970 | if (GET_CODE (op0) == CONST_INT) | |
1971 | { | |
1972 | rtx tmp = gen_reg_rtx (SImode); | |
8a18b90c | 1973 | |
215b30b3 | 1974 | emit_insn (gen_movsi (tmp, op0)); |
1975 | op0 = tmp; | |
1976 | } | |
1977 | ||
1978 | if (start_bit != 0) | |
1979 | emit_insn (gen_ashlsi3 (op0, op0, operands[2])); | |
a42059fd | 1980 | |
215b30b3 | 1981 | emit_insn (gen_andsi_notsi_si (op2, operands[0], op0)); |
1982 | } | |
8a18b90c | 1983 | |
215b30b3 | 1984 | if (start_bit != 0) |
1985 | emit_insn (gen_ashlsi3 (op1, op1, operands[2])); | |
8a18b90c | 1986 | |
215b30b3 | 1987 | emit_insn (gen_iorsi3 (subtarget, op1, op2)); |
1988 | } | |
f082f1c4 | 1989 | |
215b30b3 | 1990 | if (subtarget != target) |
1991 | { | |
1992 | /* If TARGET is still a SUBREG, then it must be wider than a word, | |
1993 | so we must be careful only to set the subword we were asked to. */ | |
1994 | if (GET_CODE (target) == SUBREG) | |
1995 | emit_move_insn (target, subtarget); | |
1996 | else | |
1997 | emit_move_insn (target, gen_lowpart (GET_MODE (target), subtarget)); | |
1998 | } | |
8a18b90c | 1999 | |
215b30b3 | 2000 | DONE; |
2001 | }" | |
2002 | ) | |
8a18b90c | 2003 | |
215b30b3 | 2004 | ; constants for op 2 will never be given to these patterns. |
a0f94409 | 2005 | (define_insn_and_split "*anddi_notdi_di" |
9c08d1fa | 2006 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
a0f94409 | 2007 | (and:DI (not:DI (match_operand:DI 1 "s_register_operand" "r,0")) |
2008 | (match_operand:DI 2 "s_register_operand" "0,r")))] | |
cffb2a26 | 2009 | "TARGET_ARM" |
f6ebffac | 2010 | "#" |
755eb2b4 | 2011 | "TARGET_ARM && reload_completed && ! IS_IWMMXT_REGNUM (REGNO (operands[0]))" |
a0f94409 | 2012 | [(set (match_dup 0) (and:SI (not:SI (match_dup 1)) (match_dup 2))) |
2013 | (set (match_dup 3) (and:SI (not:SI (match_dup 4)) (match_dup 5)))] | |
2014 | " | |
2015 | { | |
2016 | operands[3] = gen_highpart (SImode, operands[0]); | |
2017 | operands[0] = gen_lowpart (SImode, operands[0]); | |
2018 | operands[4] = gen_highpart (SImode, operands[1]); | |
2019 | operands[1] = gen_lowpart (SImode, operands[1]); | |
2020 | operands[5] = gen_highpart (SImode, operands[2]); | |
2021 | operands[2] = gen_lowpart (SImode, operands[2]); | |
2022 | }" | |
0d66636f | 2023 | [(set_attr "length" "8") |
2024 | (set_attr "predicable" "yes")] | |
2025 | ) | |
9c08d1fa | 2026 | |
a0f94409 | 2027 | (define_insn_and_split "*anddi_notzesidi_di" |
9c08d1fa | 2028 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
2029 | (and:DI (not:DI (zero_extend:DI | |
2030 | (match_operand:SI 2 "s_register_operand" "r,r"))) | |
e2348bcb | 2031 | (match_operand:DI 1 "s_register_operand" "0,?r")))] |
cffb2a26 | 2032 | "TARGET_ARM" |
e2348bcb | 2033 | "@ |
97499065 | 2034 | bic%?\\t%Q0, %Q1, %2 |
f6ebffac | 2035 | #" |
a0f94409 | 2036 | ; (not (zero_extend ...)) allows us to just copy the high word from |
2037 | ; operand1 to operand0. | |
2038 | "TARGET_ARM | |
2039 | && reload_completed | |
2040 | && operands[0] != operands[1]" | |
5a097f7d | 2041 | [(set (match_dup 0) (and:SI (not:SI (match_dup 2)) (match_dup 1))) |
a0f94409 | 2042 | (set (match_dup 3) (match_dup 4))] |
2043 | " | |
2044 | { | |
2045 | operands[3] = gen_highpart (SImode, operands[0]); | |
2046 | operands[0] = gen_lowpart (SImode, operands[0]); | |
2047 | operands[4] = gen_highpart (SImode, operands[1]); | |
2048 | operands[1] = gen_lowpart (SImode, operands[1]); | |
2049 | }" | |
0d66636f | 2050 | [(set_attr "length" "4,8") |
2051 | (set_attr "predicable" "yes")] | |
2052 | ) | |
9c08d1fa | 2053 | |
a0f94409 | 2054 | (define_insn_and_split "*anddi_notsesidi_di" |
9c08d1fa | 2055 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
2056 | (and:DI (not:DI (sign_extend:DI | |
2057 | (match_operand:SI 2 "s_register_operand" "r,r"))) | |
5a097f7d | 2058 | (match_operand:DI 1 "s_register_operand" "0,r")))] |
cffb2a26 | 2059 | "TARGET_ARM" |
f6ebffac | 2060 | "#" |
a0f94409 | 2061 | "TARGET_ARM && reload_completed" |
5a097f7d | 2062 | [(set (match_dup 0) (and:SI (not:SI (match_dup 2)) (match_dup 1))) |
a0f94409 | 2063 | (set (match_dup 3) (and:SI (not:SI |
2064 | (ashiftrt:SI (match_dup 2) (const_int 31))) | |
2065 | (match_dup 4)))] | |
2066 | " | |
2067 | { | |
2068 | operands[3] = gen_highpart (SImode, operands[0]); | |
2069 | operands[0] = gen_lowpart (SImode, operands[0]); | |
2070 | operands[4] = gen_highpart (SImode, operands[1]); | |
2071 | operands[1] = gen_lowpart (SImode, operands[1]); | |
2072 | }" | |
0d66636f | 2073 | [(set_attr "length" "8") |
2074 | (set_attr "predicable" "yes")] | |
2075 | ) | |
9c08d1fa | 2076 | |
8a18b90c | 2077 | (define_insn "andsi_notsi_si" |
9c08d1fa | 2078 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
2079 | (and:SI (not:SI (match_operand:SI 2 "s_register_operand" "r")) | |
2080 | (match_operand:SI 1 "s_register_operand" "r")))] | |
cffb2a26 | 2081 | "TARGET_ARM" |
0d66636f | 2082 | "bic%?\\t%0, %1, %2" |
2083 | [(set_attr "predicable" "yes")] | |
2084 | ) | |
b11cae9e | 2085 | |
cffb2a26 | 2086 | (define_insn "bicsi3" |
2087 | [(set (match_operand:SI 0 "register_operand" "=l") | |
2088 | (and:SI (not:SI (match_operand:SI 1 "register_operand" "l")) | |
2089 | (match_operand:SI 2 "register_operand" "0")))] | |
2090 | "TARGET_THUMB" | |
2091 | "bic\\t%0, %0, %1" | |
2092 | [(set_attr "length" "2")] | |
2093 | ) | |
2094 | ||
8a18b90c | 2095 | (define_insn "andsi_not_shiftsi_si" |
a2cd141b | 2096 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
2097 | (and:SI (not:SI (match_operator:SI 4 "shift_operator" | |
2098 | [(match_operand:SI 2 "s_register_operand" "r") | |
2099 | (match_operand:SI 3 "arm_rhs_operand" "rM")])) | |
2100 | (match_operand:SI 1 "s_register_operand" "r")))] | |
cffb2a26 | 2101 | "TARGET_ARM" |
6c4c2133 | 2102 | "bic%?\\t%0, %1, %2%S4" |
344495ea | 2103 | [(set_attr "predicable" "yes") |
331beb1a | 2104 | (set_attr "shift" "2") |
a2cd141b | 2105 | (set (attr "type") (if_then_else (match_operand 3 "const_int_operand" "") |
2106 | (const_string "alu_shift") | |
2107 | (const_string "alu_shift_reg")))] | |
6c4c2133 | 2108 | ) |
8a18b90c | 2109 | |
f7fbdd4a | 2110 | (define_insn "*andsi_notsi_si_compare0" |
bd5b4116 | 2111 | [(set (reg:CC_NOOV CC_REGNUM) |
e2348bcb | 2112 | (compare:CC_NOOV |
2113 | (and:SI (not:SI (match_operand:SI 2 "s_register_operand" "r")) | |
2114 | (match_operand:SI 1 "s_register_operand" "r")) | |
2115 | (const_int 0))) | |
9c08d1fa | 2116 | (set (match_operand:SI 0 "s_register_operand" "=r") |
2117 | (and:SI (not:SI (match_dup 2)) (match_dup 1)))] | |
cffb2a26 | 2118 | "TARGET_ARM" |
40dbec34 | 2119 | "bic%?s\\t%0, %1, %2" |
0d66636f | 2120 | [(set_attr "conds" "set")] |
2121 | ) | |
9c08d1fa | 2122 | |
f7fbdd4a | 2123 | (define_insn "*andsi_notsi_si_compare0_scratch" |
bd5b4116 | 2124 | [(set (reg:CC_NOOV CC_REGNUM) |
e2348bcb | 2125 | (compare:CC_NOOV |
2126 | (and:SI (not:SI (match_operand:SI 2 "s_register_operand" "r")) | |
2127 | (match_operand:SI 1 "s_register_operand" "r")) | |
2128 | (const_int 0))) | |
9c08d1fa | 2129 | (clobber (match_scratch:SI 0 "=r"))] |
cffb2a26 | 2130 | "TARGET_ARM" |
40dbec34 | 2131 | "bic%?s\\t%0, %1, %2" |
0d66636f | 2132 | [(set_attr "conds" "set")] |
2133 | ) | |
9c08d1fa | 2134 | |
2135 | (define_insn "iordi3" | |
cffb2a26 | 2136 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
2137 | (ior:DI (match_operand:DI 1 "s_register_operand" "%0,r") | |
2138 | (match_operand:DI 2 "s_register_operand" "r,r")))] | |
755eb2b4 | 2139 | "TARGET_ARM && ! TARGET_IWMMXT" |
f6ebffac | 2140 | "#" |
0d66636f | 2141 | [(set_attr "length" "8") |
2142 | (set_attr "predicable" "yes")] | |
cffb2a26 | 2143 | ) |
9c08d1fa | 2144 | |
f7fbdd4a | 2145 | (define_insn "*iordi_zesidi_di" |
9c08d1fa | 2146 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
2147 | (ior:DI (zero_extend:DI | |
2148 | (match_operand:SI 2 "s_register_operand" "r,r")) | |
e2348bcb | 2149 | (match_operand:DI 1 "s_register_operand" "0,?r")))] |
cffb2a26 | 2150 | "TARGET_ARM" |
e2348bcb | 2151 | "@ |
97499065 | 2152 | orr%?\\t%Q0, %Q1, %2 |
f6ebffac | 2153 | #" |
0d66636f | 2154 | [(set_attr "length" "4,8") |
2155 | (set_attr "predicable" "yes")] | |
cffb2a26 | 2156 | ) |
9c08d1fa | 2157 | |
f7fbdd4a | 2158 | (define_insn "*iordi_sesidi_di" |
9c08d1fa | 2159 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
2160 | (ior:DI (sign_extend:DI | |
2161 | (match_operand:SI 2 "s_register_operand" "r,r")) | |
2162 | (match_operand:DI 1 "s_register_operand" "?r,0")))] | |
cffb2a26 | 2163 | "TARGET_ARM" |
f6ebffac | 2164 | "#" |
0d66636f | 2165 | [(set_attr "length" "8") |
2166 | (set_attr "predicable" "yes")] | |
cffb2a26 | 2167 | ) |
9c08d1fa | 2168 | |
87b22bf7 | 2169 | (define_expand "iorsi3" |
cffb2a26 | 2170 | [(set (match_operand:SI 0 "s_register_operand" "") |
87b22bf7 | 2171 | (ior:SI (match_operand:SI 1 "s_register_operand" "") |
2172 | (match_operand:SI 2 "reg_or_int_operand" "")))] | |
cffb2a26 | 2173 | "TARGET_EITHER" |
87b22bf7 | 2174 | " |
2175 | if (GET_CODE (operands[2]) == CONST_INT) | |
2176 | { | |
cffb2a26 | 2177 | if (TARGET_ARM) |
2178 | { | |
96f57e36 | 2179 | arm_split_constant (IOR, SImode, NULL_RTX, |
2180 | INTVAL (operands[2]), operands[0], operands[1], | |
615caa51 | 2181 | optimize && !no_new_pseudos); |
cffb2a26 | 2182 | DONE; |
2183 | } | |
2184 | else /* TARGET_THUMB */ | |
2185 | operands [2] = force_reg (SImode, operands [2]); | |
87b22bf7 | 2186 | } |
cffb2a26 | 2187 | " |
2188 | ) | |
87b22bf7 | 2189 | |
a0f94409 | 2190 | (define_insn_and_split "*arm_iorsi3" |
cffb2a26 | 2191 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
87b22bf7 | 2192 | (ior:SI (match_operand:SI 1 "s_register_operand" "r,r") |
2193 | (match_operand:SI 2 "reg_or_int_operand" "rI,?n")))] | |
cffb2a26 | 2194 | "TARGET_ARM" |
87b22bf7 | 2195 | "@ |
2196 | orr%?\\t%0, %1, %2 | |
2197 | #" | |
a0f94409 | 2198 | "TARGET_ARM |
2199 | && GET_CODE (operands[2]) == CONST_INT | |
2200 | && !const_ok_for_arm (INTVAL (operands[2]))" | |
2201 | [(clobber (const_int 0))] | |
2202 | " | |
96f57e36 | 2203 | arm_split_constant (IOR, SImode, curr_insn, |
2204 | INTVAL (operands[2]), operands[0], operands[1], 0); | |
a0f94409 | 2205 | DONE; |
2206 | " | |
0d66636f | 2207 | [(set_attr "length" "4,16") |
2208 | (set_attr "predicable" "yes")] | |
cffb2a26 | 2209 | ) |
2210 | ||
2211 | (define_insn "*thumb_iorsi3" | |
2212 | [(set (match_operand:SI 0 "register_operand" "=l") | |
2213 | (ior:SI (match_operand:SI 1 "register_operand" "%0") | |
2214 | (match_operand:SI 2 "register_operand" "l")))] | |
2215 | "TARGET_THUMB" | |
2216 | "orr\\t%0, %0, %2" | |
2217 | [(set_attr "length" "2")] | |
2218 | ) | |
9c08d1fa | 2219 | |
a0f94409 | 2220 | (define_peephole2 |
2221 | [(match_scratch:SI 3 "r") | |
372575c7 | 2222 | (set (match_operand:SI 0 "arm_general_register_operand" "") |
2223 | (ior:SI (match_operand:SI 1 "arm_general_register_operand" "") | |
87b22bf7 | 2224 | (match_operand:SI 2 "const_int_operand" "")))] |
a0f94409 | 2225 | "TARGET_ARM |
2226 | && !const_ok_for_arm (INTVAL (operands[2])) | |
2227 | && const_ok_for_arm (~INTVAL (operands[2]))" | |
2228 | [(set (match_dup 3) (match_dup 2)) | |
2229 | (set (match_dup 0) (ior:SI (match_dup 1) (match_dup 3)))] | |
2230 | "" | |
215b30b3 | 2231 | ) |
a0f94409 | 2232 | |
f7fbdd4a | 2233 | (define_insn "*iorsi3_compare0" |
bd5b4116 | 2234 | [(set (reg:CC_NOOV CC_REGNUM) |
9c08d1fa | 2235 | (compare:CC_NOOV (ior:SI (match_operand:SI 1 "s_register_operand" "%r") |
2236 | (match_operand:SI 2 "arm_rhs_operand" "rI")) | |
2237 | (const_int 0))) | |
2238 | (set (match_operand:SI 0 "s_register_operand" "=r") | |
2239 | (ior:SI (match_dup 1) (match_dup 2)))] | |
cffb2a26 | 2240 | "TARGET_ARM" |
40dbec34 | 2241 | "orr%?s\\t%0, %1, %2" |
cffb2a26 | 2242 | [(set_attr "conds" "set")] |
2243 | ) | |
9c08d1fa | 2244 | |
f7fbdd4a | 2245 | (define_insn "*iorsi3_compare0_scratch" |
bd5b4116 | 2246 | [(set (reg:CC_NOOV CC_REGNUM) |
9c08d1fa | 2247 | (compare:CC_NOOV (ior:SI (match_operand:SI 1 "s_register_operand" "%r") |
2248 | (match_operand:SI 2 "arm_rhs_operand" "rI")) | |
2249 | (const_int 0))) | |
2250 | (clobber (match_scratch:SI 0 "=r"))] | |
cffb2a26 | 2251 | "TARGET_ARM" |
40dbec34 | 2252 | "orr%?s\\t%0, %1, %2" |
0d66636f | 2253 | [(set_attr "conds" "set")] |
2254 | ) | |
9c08d1fa | 2255 | |
2256 | (define_insn "xordi3" | |
cffb2a26 | 2257 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
2258 | (xor:DI (match_operand:DI 1 "s_register_operand" "%0,r") | |
2259 | (match_operand:DI 2 "s_register_operand" "r,r")))] | |
755eb2b4 | 2260 | "TARGET_ARM && !TARGET_IWMMXT" |
f6ebffac | 2261 | "#" |
0d66636f | 2262 | [(set_attr "length" "8") |
2263 | (set_attr "predicable" "yes")] | |
cffb2a26 | 2264 | ) |
9c08d1fa | 2265 | |
f7fbdd4a | 2266 | (define_insn "*xordi_zesidi_di" |
9c08d1fa | 2267 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
2268 | (xor:DI (zero_extend:DI | |
2269 | (match_operand:SI 2 "s_register_operand" "r,r")) | |
e2348bcb | 2270 | (match_operand:DI 1 "s_register_operand" "0,?r")))] |
cffb2a26 | 2271 | "TARGET_ARM" |
e2348bcb | 2272 | "@ |
97499065 | 2273 | eor%?\\t%Q0, %Q1, %2 |
f6ebffac | 2274 | #" |
0d66636f | 2275 | [(set_attr "length" "4,8") |
2276 | (set_attr "predicable" "yes")] | |
cffb2a26 | 2277 | ) |
9c08d1fa | 2278 | |
f7fbdd4a | 2279 | (define_insn "*xordi_sesidi_di" |
9c08d1fa | 2280 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
2281 | (xor:DI (sign_extend:DI | |
2282 | (match_operand:SI 2 "s_register_operand" "r,r")) | |
2283 | (match_operand:DI 1 "s_register_operand" "?r,0")))] | |
cffb2a26 | 2284 | "TARGET_ARM" |
f6ebffac | 2285 | "#" |
0d66636f | 2286 | [(set_attr "length" "8") |
2287 | (set_attr "predicable" "yes")] | |
cffb2a26 | 2288 | ) |
9c08d1fa | 2289 | |
cffb2a26 | 2290 | (define_expand "xorsi3" |
2291 | [(set (match_operand:SI 0 "s_register_operand" "") | |
2292 | (xor:SI (match_operand:SI 1 "s_register_operand" "") | |
2293 | (match_operand:SI 2 "arm_rhs_operand" "")))] | |
2294 | "TARGET_EITHER" | |
2295 | "if (TARGET_THUMB) | |
2296 | if (GET_CODE (operands[2]) == CONST_INT) | |
2297 | operands[2] = force_reg (SImode, operands[2]); | |
2298 | " | |
2299 | ) | |
2300 | ||
2301 | (define_insn "*arm_xorsi3" | |
2302 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
9c08d1fa | 2303 | (xor:SI (match_operand:SI 1 "s_register_operand" "r") |
2304 | (match_operand:SI 2 "arm_rhs_operand" "rI")))] | |
cffb2a26 | 2305 | "TARGET_ARM" |
2306 | "eor%?\\t%0, %1, %2" | |
0d66636f | 2307 | [(set_attr "predicable" "yes")] |
cffb2a26 | 2308 | ) |
2309 | ||
2310 | (define_insn "*thumb_xorsi3" | |
2311 | [(set (match_operand:SI 0 "register_operand" "=l") | |
2312 | (xor:SI (match_operand:SI 1 "register_operand" "%0") | |
2313 | (match_operand:SI 2 "register_operand" "l")))] | |
2314 | "TARGET_THUMB" | |
2315 | "eor\\t%0, %0, %2" | |
2316 | [(set_attr "length" "2")] | |
2317 | ) | |
9c08d1fa | 2318 | |
f7fbdd4a | 2319 | (define_insn "*xorsi3_compare0" |
bd5b4116 | 2320 | [(set (reg:CC_NOOV CC_REGNUM) |
9c08d1fa | 2321 | (compare:CC_NOOV (xor:SI (match_operand:SI 1 "s_register_operand" "r") |
2322 | (match_operand:SI 2 "arm_rhs_operand" "rI")) | |
2323 | (const_int 0))) | |
2324 | (set (match_operand:SI 0 "s_register_operand" "=r") | |
2325 | (xor:SI (match_dup 1) (match_dup 2)))] | |
cffb2a26 | 2326 | "TARGET_ARM" |
40dbec34 | 2327 | "eor%?s\\t%0, %1, %2" |
0d66636f | 2328 | [(set_attr "conds" "set")] |
2329 | ) | |
9c08d1fa | 2330 | |
f7fbdd4a | 2331 | (define_insn "*xorsi3_compare0_scratch" |
bd5b4116 | 2332 | [(set (reg:CC_NOOV CC_REGNUM) |
9c08d1fa | 2333 | (compare:CC_NOOV (xor:SI (match_operand:SI 0 "s_register_operand" "r") |
2334 | (match_operand:SI 1 "arm_rhs_operand" "rI")) | |
2335 | (const_int 0)))] | |
cffb2a26 | 2336 | "TARGET_ARM" |
40dbec34 | 2337 | "teq%?\\t%0, %1" |
cffb2a26 | 2338 | [(set_attr "conds" "set")] |
2339 | ) | |
9c08d1fa | 2340 | |
215b30b3 | 2341 | ; By splitting (IOR (AND (NOT A) (NOT B)) C) as D = AND (IOR A B) (NOT C), |
2342 | ; (NOT D) we can sometimes merge the final NOT into one of the following | |
2343 | ; insns. | |
9c08d1fa | 2344 | |
2345 | (define_split | |
a058e94a | 2346 | [(set (match_operand:SI 0 "s_register_operand" "") |
2347 | (ior:SI (and:SI (not:SI (match_operand:SI 1 "s_register_operand" "")) | |
2348 | (not:SI (match_operand:SI 2 "arm_rhs_operand" ""))) | |
2349 | (match_operand:SI 3 "arm_rhs_operand" ""))) | |
2350 | (clobber (match_operand:SI 4 "s_register_operand" ""))] | |
cffb2a26 | 2351 | "TARGET_ARM" |
9c08d1fa | 2352 | [(set (match_dup 4) (and:SI (ior:SI (match_dup 1) (match_dup 2)) |
2353 | (not:SI (match_dup 3)))) | |
2354 | (set (match_dup 0) (not:SI (match_dup 4)))] | |
2355 | "" | |
2356 | ) | |
2357 | ||
f7fbdd4a | 2358 | (define_insn "*andsi_iorsi3_notsi" |
9c08d1fa | 2359 | [(set (match_operand:SI 0 "s_register_operand" "=&r,&r,&r") |
2360 | (and:SI (ior:SI (match_operand:SI 1 "s_register_operand" "r,r,0") | |
2361 | (match_operand:SI 2 "arm_rhs_operand" "rI,0,rI")) | |
2362 | (not:SI (match_operand:SI 3 "arm_rhs_operand" "rI,rI,rI"))))] | |
cffb2a26 | 2363 | "TARGET_ARM" |
40dbec34 | 2364 | "orr%?\\t%0, %1, %2\;bic%?\\t%0, %0, %3" |
0d66636f | 2365 | [(set_attr "length" "8") |
2366 | (set_attr "predicable" "yes")] | |
cffb2a26 | 2367 | ) |
9c08d1fa | 2368 | |
d7863cfe | 2369 | (define_split |
2370 | [(set (match_operand:SI 0 "s_register_operand" "") | |
2371 | (match_operator:SI 1 "logical_binary_operator" | |
2372 | [(zero_extract:SI (match_operand:SI 2 "s_register_operand" "") | |
2373 | (match_operand:SI 3 "const_int_operand" "") | |
2374 | (match_operand:SI 4 "const_int_operand" "")) | |
2375 | (match_operator:SI 9 "logical_binary_operator" | |
2376 | [(lshiftrt:SI (match_operand:SI 5 "s_register_operand" "") | |
2377 | (match_operand:SI 6 "const_int_operand" "")) | |
2378 | (match_operand:SI 7 "s_register_operand" "")])])) | |
2379 | (clobber (match_operand:SI 8 "s_register_operand" ""))] | |
2380 | "TARGET_ARM | |
2381 | && GET_CODE (operands[1]) == GET_CODE (operands[9]) | |
2382 | && INTVAL (operands[3]) == 32 - INTVAL (operands[6])" | |
2383 | [(set (match_dup 8) | |
2384 | (match_op_dup 1 | |
2385 | [(ashift:SI (match_dup 2) (match_dup 4)) | |
2386 | (match_dup 5)])) | |
2387 | (set (match_dup 0) | |
2388 | (match_op_dup 1 | |
2389 | [(lshiftrt:SI (match_dup 8) (match_dup 6)) | |
2390 | (match_dup 7)]))] | |
2391 | " | |
2392 | operands[4] = GEN_INT (32 - (INTVAL (operands[3]) + INTVAL (operands[4]))); | |
2393 | ") | |
2394 | ||
2395 | (define_split | |
2396 | [(set (match_operand:SI 0 "s_register_operand" "") | |
2397 | (match_operator:SI 1 "logical_binary_operator" | |
2398 | [(match_operator:SI 9 "logical_binary_operator" | |
2399 | [(lshiftrt:SI (match_operand:SI 5 "s_register_operand" "") | |
2400 | (match_operand:SI 6 "const_int_operand" "")) | |
2401 | (match_operand:SI 7 "s_register_operand" "")]) | |
2402 | (zero_extract:SI (match_operand:SI 2 "s_register_operand" "") | |
2403 | (match_operand:SI 3 "const_int_operand" "") | |
2404 | (match_operand:SI 4 "const_int_operand" ""))])) | |
2405 | (clobber (match_operand:SI 8 "s_register_operand" ""))] | |
2406 | "TARGET_ARM | |
2407 | && GET_CODE (operands[1]) == GET_CODE (operands[9]) | |
2408 | && INTVAL (operands[3]) == 32 - INTVAL (operands[6])" | |
2409 | [(set (match_dup 8) | |
2410 | (match_op_dup 1 | |
2411 | [(ashift:SI (match_dup 2) (match_dup 4)) | |
2412 | (match_dup 5)])) | |
2413 | (set (match_dup 0) | |
2414 | (match_op_dup 1 | |
2415 | [(lshiftrt:SI (match_dup 8) (match_dup 6)) | |
2416 | (match_dup 7)]))] | |
2417 | " | |
2418 | operands[4] = GEN_INT (32 - (INTVAL (operands[3]) + INTVAL (operands[4]))); | |
2419 | ") | |
2420 | ||
2421 | (define_split | |
2422 | [(set (match_operand:SI 0 "s_register_operand" "") | |
2423 | (match_operator:SI 1 "logical_binary_operator" | |
2424 | [(sign_extract:SI (match_operand:SI 2 "s_register_operand" "") | |
2425 | (match_operand:SI 3 "const_int_operand" "") | |
2426 | (match_operand:SI 4 "const_int_operand" "")) | |
2427 | (match_operator:SI 9 "logical_binary_operator" | |
2428 | [(ashiftrt:SI (match_operand:SI 5 "s_register_operand" "") | |
2429 | (match_operand:SI 6 "const_int_operand" "")) | |
2430 | (match_operand:SI 7 "s_register_operand" "")])])) | |
2431 | (clobber (match_operand:SI 8 "s_register_operand" ""))] | |
2432 | "TARGET_ARM | |
2433 | && GET_CODE (operands[1]) == GET_CODE (operands[9]) | |
2434 | && INTVAL (operands[3]) == 32 - INTVAL (operands[6])" | |
2435 | [(set (match_dup 8) | |
2436 | (match_op_dup 1 | |
2437 | [(ashift:SI (match_dup 2) (match_dup 4)) | |
2438 | (match_dup 5)])) | |
2439 | (set (match_dup 0) | |
2440 | (match_op_dup 1 | |
2441 | [(ashiftrt:SI (match_dup 8) (match_dup 6)) | |
2442 | (match_dup 7)]))] | |
2443 | " | |
2444 | operands[4] = GEN_INT (32 - (INTVAL (operands[3]) + INTVAL (operands[4]))); | |
2445 | ") | |
2446 | ||
2447 | (define_split | |
2448 | [(set (match_operand:SI 0 "s_register_operand" "") | |
2449 | (match_operator:SI 1 "logical_binary_operator" | |
2450 | [(match_operator:SI 9 "logical_binary_operator" | |
2451 | [(ashiftrt:SI (match_operand:SI 5 "s_register_operand" "") | |
2452 | (match_operand:SI 6 "const_int_operand" "")) | |
2453 | (match_operand:SI 7 "s_register_operand" "")]) | |
2454 | (sign_extract:SI (match_operand:SI 2 "s_register_operand" "") | |
2455 | (match_operand:SI 3 "const_int_operand" "") | |
2456 | (match_operand:SI 4 "const_int_operand" ""))])) | |
2457 | (clobber (match_operand:SI 8 "s_register_operand" ""))] | |
2458 | "TARGET_ARM | |
2459 | && GET_CODE (operands[1]) == GET_CODE (operands[9]) | |
2460 | && INTVAL (operands[3]) == 32 - INTVAL (operands[6])" | |
2461 | [(set (match_dup 8) | |
2462 | (match_op_dup 1 | |
2463 | [(ashift:SI (match_dup 2) (match_dup 4)) | |
2464 | (match_dup 5)])) | |
2465 | (set (match_dup 0) | |
2466 | (match_op_dup 1 | |
2467 | [(ashiftrt:SI (match_dup 8) (match_dup 6)) | |
2468 | (match_dup 7)]))] | |
2469 | " | |
2470 | operands[4] = GEN_INT (32 - (INTVAL (operands[3]) + INTVAL (operands[4]))); | |
2471 | ") | |
9c08d1fa | 2472 | \f |
2473 | ||
2474 | ;; Minimum and maximum insns | |
2475 | ||
2476 | (define_insn "smaxsi3" | |
cffb2a26 | 2477 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r") |
2478 | (smax:SI (match_operand:SI 1 "s_register_operand" "0,r,?r") | |
2479 | (match_operand:SI 2 "arm_rhs_operand" "rI,0,rI"))) | |
bd5b4116 | 2480 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 2481 | "TARGET_ARM" |
e2348bcb | 2482 | "@ |
2483 | cmp\\t%1, %2\;movlt\\t%0, %2 | |
2484 | cmp\\t%1, %2\;movge\\t%0, %1 | |
2485 | cmp\\t%1, %2\;movge\\t%0, %1\;movlt\\t%0, %2" | |
cffb2a26 | 2486 | [(set_attr "conds" "clob") |
2487 | (set_attr "length" "8,8,12")] | |
2488 | ) | |
9c08d1fa | 2489 | |
2490 | (define_insn "sminsi3" | |
2491 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r") | |
2492 | (smin:SI (match_operand:SI 1 "s_register_operand" "0,r,?r") | |
2493 | (match_operand:SI 2 "arm_rhs_operand" "rI,0,rI"))) | |
bd5b4116 | 2494 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 2495 | "TARGET_ARM" |
e2348bcb | 2496 | "@ |
2497 | cmp\\t%1, %2\;movge\\t%0, %2 | |
2498 | cmp\\t%1, %2\;movlt\\t%0, %1 | |
2499 | cmp\\t%1, %2\;movlt\\t%0, %1\;movge\\t%0, %2" | |
0d66636f | 2500 | [(set_attr "conds" "clob") |
2501 | (set_attr "length" "8,8,12")] | |
2502 | ) | |
9c08d1fa | 2503 | |
2504 | (define_insn "umaxsi3" | |
2505 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r") | |
2506 | (umax:SI (match_operand:SI 1 "s_register_operand" "0,r,?r") | |
2507 | (match_operand:SI 2 "arm_rhs_operand" "rI,0,rI"))) | |
bd5b4116 | 2508 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 2509 | "TARGET_ARM" |
e2348bcb | 2510 | "@ |
2511 | cmp\\t%1, %2\;movcc\\t%0, %2 | |
2512 | cmp\\t%1, %2\;movcs\\t%0, %1 | |
2513 | cmp\\t%1, %2\;movcs\\t%0, %1\;movcc\\t%0, %2" | |
0d66636f | 2514 | [(set_attr "conds" "clob") |
2515 | (set_attr "length" "8,8,12")] | |
2516 | ) | |
9c08d1fa | 2517 | |
2518 | (define_insn "uminsi3" | |
2519 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r") | |
2520 | (umin:SI (match_operand:SI 1 "s_register_operand" "0,r,?r") | |
2521 | (match_operand:SI 2 "arm_rhs_operand" "rI,0,rI"))) | |
bd5b4116 | 2522 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 2523 | "TARGET_ARM" |
e2348bcb | 2524 | "@ |
2525 | cmp\\t%1, %2\;movcs\\t%0, %2 | |
2526 | cmp\\t%1, %2\;movcc\\t%0, %1 | |
2527 | cmp\\t%1, %2\;movcc\\t%0, %1\;movcs\\t%0, %2" | |
0d66636f | 2528 | [(set_attr "conds" "clob") |
2529 | (set_attr "length" "8,8,12")] | |
2530 | ) | |
9c08d1fa | 2531 | |
8a18b90c | 2532 | (define_insn "*store_minmaxsi" |
9c08d1fa | 2533 | [(set (match_operand:SI 0 "memory_operand" "=m") |
2534 | (match_operator:SI 3 "minmax_operator" | |
2535 | [(match_operand:SI 1 "s_register_operand" "r") | |
2536 | (match_operand:SI 2 "s_register_operand" "r")])) | |
bd5b4116 | 2537 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 2538 | "TARGET_ARM" |
9c08d1fa | 2539 | "* |
dc55b8a9 | 2540 | operands[3] = gen_rtx_fmt_ee (minmax_code (operands[3]), SImode, |
2541 | operands[1], operands[2]); | |
e2348bcb | 2542 | output_asm_insn (\"cmp\\t%1, %2\", operands); |
2543 | output_asm_insn (\"str%d3\\t%1, %0\", operands); | |
2544 | output_asm_insn (\"str%D3\\t%2, %0\", operands); | |
2545 | return \"\"; | |
0d66636f | 2546 | " |
2547 | [(set_attr "conds" "clob") | |
2548 | (set_attr "length" "12") | |
2549 | (set_attr "type" "store1")] | |
2550 | ) | |
9c08d1fa | 2551 | |
8a18b90c | 2552 | ; Reject the frame pointer in operand[1], since reloading this after |
2553 | ; it has been eliminated can cause carnage. | |
f7fbdd4a | 2554 | (define_insn "*minmax_arithsi" |
9c08d1fa | 2555 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
2556 | (match_operator:SI 4 "shiftable_operator" | |
2557 | [(match_operator:SI 5 "minmax_operator" | |
2558 | [(match_operand:SI 2 "s_register_operand" "r,r") | |
2559 | (match_operand:SI 3 "arm_rhs_operand" "rI,rI")]) | |
2560 | (match_operand:SI 1 "s_register_operand" "0,?r")])) | |
bd5b4116 | 2561 | (clobber (reg:CC CC_REGNUM))] |
da45ccee | 2562 | "TARGET_ARM && !arm_eliminable_register (operands[1])" |
9c08d1fa | 2563 | "* |
0d66636f | 2564 | { |
2565 | enum rtx_code code = GET_CODE (operands[4]); | |
2566 | ||
dc55b8a9 | 2567 | operands[5] = gen_rtx_fmt_ee (minmax_code (operands[5]), SImode, |
2568 | operands[2], operands[3]); | |
0d66636f | 2569 | output_asm_insn (\"cmp\\t%2, %3\", operands); |
2570 | output_asm_insn (\"%i4%d5\\t%0, %1, %2\", operands); | |
2571 | if (which_alternative != 0 || operands[3] != const0_rtx | |
2572 | || (code != PLUS && code != MINUS && code != IOR && code != XOR)) | |
2573 | output_asm_insn (\"%i4%D5\\t%0, %1, %3\", operands); | |
2574 | return \"\"; | |
215b30b3 | 2575 | }" |
0d66636f | 2576 | [(set_attr "conds" "clob") |
2577 | (set_attr "length" "12")] | |
2578 | ) | |
9c08d1fa | 2579 | |
b11cae9e | 2580 | \f |
2581 | ;; Shift and rotation insns | |
2582 | ||
a2cd141b | 2583 | (define_expand "ashldi3" |
2584 | [(set (match_operand:DI 0 "s_register_operand" "") | |
2585 | (ashift:DI (match_operand:DI 1 "s_register_operand" "") | |
2586 | (match_operand:SI 2 "reg_or_int_operand" "")))] | |
2587 | "TARGET_ARM" | |
2588 | " | |
2589 | if (GET_CODE (operands[2]) == CONST_INT) | |
2590 | { | |
2591 | if ((HOST_WIDE_INT) INTVAL (operands[2]) == 1) | |
2592 | { | |
2593 | emit_insn (gen_arm_ashldi3_1bit (operands[0], operands[1])); | |
2594 | DONE; | |
2595 | } | |
2596 | /* Ideally we shouldn't fail here if we could know that operands[1] | |
2597 | ends up already living in an iwmmxt register. Otherwise it's | |
2598 | cheaper to have the alternate code being generated than moving | |
1d60d981 | 2599 | values to iwmmxt regs and back. */ |
a2cd141b | 2600 | FAIL; |
2601 | } | |
2602 | else if (!TARGET_REALLY_IWMMXT && !(TARGET_HARD_FLOAT && TARGET_MAVERICK)) | |
2603 | FAIL; | |
2604 | " | |
2605 | ) | |
2606 | ||
2607 | (define_insn "arm_ashldi3_1bit" | |
2608 | [(set (match_operand:DI 0 "s_register_operand" "=&r,r") | |
2609 | (ashift:DI (match_operand:DI 1 "s_register_operand" "?r,0") | |
2610 | (const_int 1))) | |
2611 | (clobber (reg:CC CC_REGNUM))] | |
2612 | "TARGET_ARM" | |
2613 | "movs\\t%Q0, %Q1, asl #1\;adc\\t%R0, %R1, %R1" | |
2614 | [(set_attr "conds" "clob") | |
2615 | (set_attr "length" "8")] | |
2616 | ) | |
2617 | ||
87b22bf7 | 2618 | (define_expand "ashlsi3" |
cffb2a26 | 2619 | [(set (match_operand:SI 0 "s_register_operand" "") |
87b22bf7 | 2620 | (ashift:SI (match_operand:SI 1 "s_register_operand" "") |
2621 | (match_operand:SI 2 "arm_rhs_operand" "")))] | |
cffb2a26 | 2622 | "TARGET_EITHER" |
87b22bf7 | 2623 | " |
2624 | if (GET_CODE (operands[2]) == CONST_INT | |
2625 | && ((unsigned HOST_WIDE_INT) INTVAL (operands[2])) > 31) | |
2626 | { | |
2627 | emit_insn (gen_movsi (operands[0], const0_rtx)); | |
2628 | DONE; | |
2629 | } | |
cffb2a26 | 2630 | " |
2631 | ) | |
2632 | ||
2633 | (define_insn "*thumb_ashlsi3" | |
2634 | [(set (match_operand:SI 0 "register_operand" "=l,l") | |
2635 | (ashift:SI (match_operand:SI 1 "register_operand" "l,0") | |
2636 | (match_operand:SI 2 "nonmemory_operand" "N,l")))] | |
2637 | "TARGET_THUMB" | |
2638 | "lsl\\t%0, %1, %2" | |
2639 | [(set_attr "length" "2")] | |
2640 | ) | |
b11cae9e | 2641 | |
a2cd141b | 2642 | (define_expand "ashrdi3" |
2643 | [(set (match_operand:DI 0 "s_register_operand" "") | |
2644 | (ashiftrt:DI (match_operand:DI 1 "s_register_operand" "") | |
2645 | (match_operand:SI 2 "reg_or_int_operand" "")))] | |
2646 | "TARGET_ARM" | |
2647 | " | |
2648 | if (GET_CODE (operands[2]) == CONST_INT) | |
2649 | { | |
2650 | if ((HOST_WIDE_INT) INTVAL (operands[2]) == 1) | |
2651 | { | |
2652 | emit_insn (gen_arm_ashrdi3_1bit (operands[0], operands[1])); | |
2653 | DONE; | |
2654 | } | |
2655 | /* Ideally we shouldn't fail here if we could know that operands[1] | |
2656 | ends up already living in an iwmmxt register. Otherwise it's | |
2657 | cheaper to have the alternate code being generated than moving | |
1d60d981 | 2658 | values to iwmmxt regs and back. */ |
a2cd141b | 2659 | FAIL; |
2660 | } | |
2661 | else if (!TARGET_REALLY_IWMMXT) | |
2662 | FAIL; | |
2663 | " | |
2664 | ) | |
2665 | ||
2666 | (define_insn "arm_ashrdi3_1bit" | |
2667 | [(set (match_operand:DI 0 "s_register_operand" "=&r,r") | |
2668 | (ashiftrt:DI (match_operand:DI 1 "s_register_operand" "?r,0") | |
2669 | (const_int 1))) | |
2670 | (clobber (reg:CC CC_REGNUM))] | |
2671 | "TARGET_ARM" | |
2672 | "movs\\t%R0, %R1, asr #1\;mov\\t%Q0, %Q1, rrx" | |
2673 | [(set_attr "conds" "clob") | |
2674 | (set_attr "length" "8")] | |
2675 | ) | |
2676 | ||
87b22bf7 | 2677 | (define_expand "ashrsi3" |
cffb2a26 | 2678 | [(set (match_operand:SI 0 "s_register_operand" "") |
87b22bf7 | 2679 | (ashiftrt:SI (match_operand:SI 1 "s_register_operand" "") |
2680 | (match_operand:SI 2 "arm_rhs_operand" "")))] | |
cffb2a26 | 2681 | "TARGET_EITHER" |
87b22bf7 | 2682 | " |
2683 | if (GET_CODE (operands[2]) == CONST_INT | |
2684 | && ((unsigned HOST_WIDE_INT) INTVAL (operands[2])) > 31) | |
2685 | operands[2] = GEN_INT (31); | |
cffb2a26 | 2686 | " |
2687 | ) | |
2688 | ||
2689 | (define_insn "*thumb_ashrsi3" | |
2690 | [(set (match_operand:SI 0 "register_operand" "=l,l") | |
2691 | (ashiftrt:SI (match_operand:SI 1 "register_operand" "l,0") | |
2692 | (match_operand:SI 2 "nonmemory_operand" "N,l")))] | |
2693 | "TARGET_THUMB" | |
2694 | "asr\\t%0, %1, %2" | |
2695 | [(set_attr "length" "2")] | |
2696 | ) | |
b11cae9e | 2697 | |
a2cd141b | 2698 | (define_expand "lshrdi3" |
2699 | [(set (match_operand:DI 0 "s_register_operand" "") | |
2700 | (lshiftrt:DI (match_operand:DI 1 "s_register_operand" "") | |
2701 | (match_operand:SI 2 "reg_or_int_operand" "")))] | |
2702 | "TARGET_ARM" | |
2703 | " | |
2704 | if (GET_CODE (operands[2]) == CONST_INT) | |
2705 | { | |
2706 | if ((HOST_WIDE_INT) INTVAL (operands[2]) == 1) | |
2707 | { | |
2708 | emit_insn (gen_arm_lshrdi3_1bit (operands[0], operands[1])); | |
2709 | DONE; | |
2710 | } | |
2711 | /* Ideally we shouldn't fail here if we could know that operands[1] | |
2712 | ends up already living in an iwmmxt register. Otherwise it's | |
2713 | cheaper to have the alternate code being generated than moving | |
1d60d981 | 2714 | values to iwmmxt regs and back. */ |
a2cd141b | 2715 | FAIL; |
2716 | } | |
2717 | else if (!TARGET_REALLY_IWMMXT) | |
2718 | FAIL; | |
2719 | " | |
2720 | ) | |
2721 | ||
2722 | (define_insn "arm_lshrdi3_1bit" | |
2723 | [(set (match_operand:DI 0 "s_register_operand" "=&r,r") | |
2724 | (lshiftrt:DI (match_operand:DI 1 "s_register_operand" "?r,0") | |
2725 | (const_int 1))) | |
2726 | (clobber (reg:CC CC_REGNUM))] | |
2727 | "TARGET_ARM" | |
2728 | "movs\\t%R0, %R1, lsr #1\;mov\\t%Q0, %Q1, rrx" | |
2729 | [(set_attr "conds" "clob") | |
2730 | (set_attr "length" "8")] | |
2731 | ) | |
2732 | ||
87b22bf7 | 2733 | (define_expand "lshrsi3" |
cffb2a26 | 2734 | [(set (match_operand:SI 0 "s_register_operand" "") |
87b22bf7 | 2735 | (lshiftrt:SI (match_operand:SI 1 "s_register_operand" "") |
2736 | (match_operand:SI 2 "arm_rhs_operand" "")))] | |
cffb2a26 | 2737 | "TARGET_EITHER" |
87b22bf7 | 2738 | " |
2739 | if (GET_CODE (operands[2]) == CONST_INT | |
2740 | && ((unsigned HOST_WIDE_INT) INTVAL (operands[2])) > 31) | |
2741 | { | |
2742 | emit_insn (gen_movsi (operands[0], const0_rtx)); | |
2743 | DONE; | |
2744 | } | |
cffb2a26 | 2745 | " |
2746 | ) | |
2747 | ||
2748 | (define_insn "*thumb_lshrsi3" | |
2749 | [(set (match_operand:SI 0 "register_operand" "=l,l") | |
2750 | (lshiftrt:SI (match_operand:SI 1 "register_operand" "l,0") | |
2751 | (match_operand:SI 2 "nonmemory_operand" "N,l")))] | |
2752 | "TARGET_THUMB" | |
2753 | "lsr\\t%0, %1, %2" | |
2754 | [(set_attr "length" "2")] | |
2755 | ) | |
b11cae9e | 2756 | |
87b22bf7 | 2757 | (define_expand "rotlsi3" |
cffb2a26 | 2758 | [(set (match_operand:SI 0 "s_register_operand" "") |
87b22bf7 | 2759 | (rotatert:SI (match_operand:SI 1 "s_register_operand" "") |
2760 | (match_operand:SI 2 "reg_or_int_operand" "")))] | |
cffb2a26 | 2761 | "TARGET_ARM" |
87b22bf7 | 2762 | " |
2763 | if (GET_CODE (operands[2]) == CONST_INT) | |
2764 | operands[2] = GEN_INT ((32 - INTVAL (operands[2])) % 32); | |
2765 | else | |
b11cae9e | 2766 | { |
87b22bf7 | 2767 | rtx reg = gen_reg_rtx (SImode); |
2768 | emit_insn (gen_subsi3 (reg, GEN_INT (32), operands[2])); | |
2769 | operands[2] = reg; | |
b11cae9e | 2770 | } |
cffb2a26 | 2771 | " |
2772 | ) | |
9c08d1fa | 2773 | |
87b22bf7 | 2774 | (define_expand "rotrsi3" |
cffb2a26 | 2775 | [(set (match_operand:SI 0 "s_register_operand" "") |
87b22bf7 | 2776 | (rotatert:SI (match_operand:SI 1 "s_register_operand" "") |
2777 | (match_operand:SI 2 "arm_rhs_operand" "")))] | |
cffb2a26 | 2778 | "TARGET_EITHER" |
87b22bf7 | 2779 | " |
cffb2a26 | 2780 | if (TARGET_ARM) |
2781 | { | |
2782 | if (GET_CODE (operands[2]) == CONST_INT | |
2783 | && ((unsigned HOST_WIDE_INT) INTVAL (operands[2])) > 31) | |
2784 | operands[2] = GEN_INT (INTVAL (operands[2]) % 32); | |
2785 | } | |
2786 | else /* TARGET_THUMB */ | |
2787 | { | |
2788 | if (GET_CODE (operands [2]) == CONST_INT) | |
2789 | operands [2] = force_reg (SImode, operands[2]); | |
2790 | } | |
2791 | " | |
2792 | ) | |
87b22bf7 | 2793 | |
cffb2a26 | 2794 | (define_insn "*thumb_rotrsi3" |
2795 | [(set (match_operand:SI 0 "register_operand" "=l") | |
2796 | (rotatert:SI (match_operand:SI 1 "register_operand" "0") | |
2797 | (match_operand:SI 2 "register_operand" "l")))] | |
2798 | "TARGET_THUMB" | |
2799 | "ror\\t%0, %0, %2" | |
2800 | [(set_attr "length" "2")] | |
2801 | ) | |
2802 | ||
2803 | (define_insn "*arm_shiftsi3" | |
2804 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
2805 | (match_operator:SI 3 "shift_operator" | |
2806 | [(match_operand:SI 1 "s_register_operand" "r") | |
87b22bf7 | 2807 | (match_operand:SI 2 "reg_or_int_operand" "rM")]))] |
cffb2a26 | 2808 | "TARGET_ARM" |
6c4c2133 | 2809 | "mov%?\\t%0, %1%S3" |
344495ea | 2810 | [(set_attr "predicable" "yes") |
331beb1a | 2811 | (set_attr "shift" "1") |
a2cd141b | 2812 | (set (attr "type") (if_then_else (match_operand 2 "const_int_operand" "") |
2813 | (const_string "alu_shift") | |
2814 | (const_string "alu_shift_reg")))] | |
6c4c2133 | 2815 | ) |
87b22bf7 | 2816 | |
f7fbdd4a | 2817 | (define_insn "*shiftsi3_compare0" |
bd5b4116 | 2818 | [(set (reg:CC_NOOV CC_REGNUM) |
87b22bf7 | 2819 | (compare:CC_NOOV (match_operator:SI 3 "shift_operator" |
2820 | [(match_operand:SI 1 "s_register_operand" "r") | |
2821 | (match_operand:SI 2 "arm_rhs_operand" "rM")]) | |
9c08d1fa | 2822 | (const_int 0))) |
2823 | (set (match_operand:SI 0 "s_register_operand" "=r") | |
87b22bf7 | 2824 | (match_op_dup 3 [(match_dup 1) (match_dup 2)]))] |
cffb2a26 | 2825 | "TARGET_ARM" |
87b22bf7 | 2826 | "mov%?s\\t%0, %1%S3" |
344495ea | 2827 | [(set_attr "conds" "set") |
331beb1a | 2828 | (set_attr "shift" "1") |
a2cd141b | 2829 | (set (attr "type") (if_then_else (match_operand 2 "const_int_operand" "") |
2830 | (const_string "alu_shift") | |
2831 | (const_string "alu_shift_reg")))] | |
0d66636f | 2832 | ) |
9c08d1fa | 2833 | |
f7fbdd4a | 2834 | (define_insn "*shiftsi3_compare0_scratch" |
bd5b4116 | 2835 | [(set (reg:CC_NOOV CC_REGNUM) |
87b22bf7 | 2836 | (compare:CC_NOOV (match_operator:SI 3 "shift_operator" |
2837 | [(match_operand:SI 1 "s_register_operand" "r") | |
2838 | (match_operand:SI 2 "arm_rhs_operand" "rM")]) | |
9c08d1fa | 2839 | (const_int 0))) |
2840 | (clobber (match_scratch:SI 0 "=r"))] | |
cffb2a26 | 2841 | "TARGET_ARM" |
87b22bf7 | 2842 | "mov%?s\\t%0, %1%S3" |
344495ea | 2843 | [(set_attr "conds" "set") |
a2cd141b | 2844 | (set_attr "shift" "1")] |
0d66636f | 2845 | ) |
9c08d1fa | 2846 | |
f7fbdd4a | 2847 | (define_insn "*notsi_shiftsi" |
9c08d1fa | 2848 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
87b22bf7 | 2849 | (not:SI (match_operator:SI 3 "shift_operator" |
2850 | [(match_operand:SI 1 "s_register_operand" "r") | |
2851 | (match_operand:SI 2 "arm_rhs_operand" "rM")])))] | |
cffb2a26 | 2852 | "TARGET_ARM" |
6c4c2133 | 2853 | "mvn%?\\t%0, %1%S3" |
344495ea | 2854 | [(set_attr "predicable" "yes") |
331beb1a | 2855 | (set_attr "shift" "1") |
a2cd141b | 2856 | (set (attr "type") (if_then_else (match_operand 2 "const_int_operand" "") |
2857 | (const_string "alu_shift") | |
2858 | (const_string "alu_shift_reg")))] | |
0d66636f | 2859 | ) |
9c08d1fa | 2860 | |
f7fbdd4a | 2861 | (define_insn "*notsi_shiftsi_compare0" |
bd5b4116 | 2862 | [(set (reg:CC_NOOV CC_REGNUM) |
87b22bf7 | 2863 | (compare:CC_NOOV (not:SI (match_operator:SI 3 "shift_operator" |
2864 | [(match_operand:SI 1 "s_register_operand" "r") | |
2865 | (match_operand:SI 2 "arm_rhs_operand" "rM")])) | |
9c08d1fa | 2866 | (const_int 0))) |
2867 | (set (match_operand:SI 0 "s_register_operand" "=r") | |
87b22bf7 | 2868 | (not:SI (match_op_dup 3 [(match_dup 1) (match_dup 2)])))] |
cffb2a26 | 2869 | "TARGET_ARM" |
87b22bf7 | 2870 | "mvn%?s\\t%0, %1%S3" |
344495ea | 2871 | [(set_attr "conds" "set") |
331beb1a | 2872 | (set_attr "shift" "1") |
a2cd141b | 2873 | (set (attr "type") (if_then_else (match_operand 2 "const_int_operand" "") |
2874 | (const_string "alu_shift") | |
2875 | (const_string "alu_shift_reg")))] | |
0d66636f | 2876 | ) |
9c08d1fa | 2877 | |
f7fbdd4a | 2878 | (define_insn "*not_shiftsi_compare0_scratch" |
bd5b4116 | 2879 | [(set (reg:CC_NOOV CC_REGNUM) |
87b22bf7 | 2880 | (compare:CC_NOOV (not:SI (match_operator:SI 3 "shift_operator" |
2881 | [(match_operand:SI 1 "s_register_operand" "r") | |
2882 | (match_operand:SI 2 "arm_rhs_operand" "rM")])) | |
9c08d1fa | 2883 | (const_int 0))) |
2884 | (clobber (match_scratch:SI 0 "=r"))] | |
cffb2a26 | 2885 | "TARGET_ARM" |
87b22bf7 | 2886 | "mvn%?s\\t%0, %1%S3" |
344495ea | 2887 | [(set_attr "conds" "set") |
331beb1a | 2888 | (set_attr "shift" "1") |
a2cd141b | 2889 | (set (attr "type") (if_then_else (match_operand 2 "const_int_operand" "") |
2890 | (const_string "alu_shift") | |
2891 | (const_string "alu_shift_reg")))] | |
0d66636f | 2892 | ) |
9c08d1fa | 2893 | |
cffb2a26 | 2894 | ;; We don't really have extzv, but defining this using shifts helps |
2895 | ;; to reduce register pressure later on. | |
2896 | ||
2897 | (define_expand "extzv" | |
2898 | [(set (match_dup 4) | |
2899 | (ashift:SI (match_operand:SI 1 "register_operand" "") | |
2900 | (match_operand:SI 2 "const_int_operand" ""))) | |
2901 | (set (match_operand:SI 0 "register_operand" "") | |
2902 | (lshiftrt:SI (match_dup 4) | |
215b30b3 | 2903 | (match_operand:SI 3 "const_int_operand" "")))] |
cffb2a26 | 2904 | "TARGET_THUMB" |
2905 | " | |
2906 | { | |
2907 | HOST_WIDE_INT lshift = 32 - INTVAL (operands[2]) - INTVAL (operands[3]); | |
2908 | HOST_WIDE_INT rshift = 32 - INTVAL (operands[2]); | |
2909 | ||
2910 | operands[3] = GEN_INT (rshift); | |
2911 | ||
2912 | if (lshift == 0) | |
2913 | { | |
2914 | emit_insn (gen_lshrsi3 (operands[0], operands[1], operands[3])); | |
2915 | DONE; | |
2916 | } | |
2917 | ||
2918 | operands[2] = GEN_INT (lshift); | |
2919 | operands[4] = gen_reg_rtx (SImode); | |
215b30b3 | 2920 | }" |
cffb2a26 | 2921 | ) |
2922 | ||
b11cae9e | 2923 | \f |
2924 | ;; Unary arithmetic insns | |
2925 | ||
cffb2a26 | 2926 | (define_expand "negdi2" |
2927 | [(parallel | |
2928 | [(set (match_operand:DI 0 "s_register_operand" "") | |
2929 | (neg:DI (match_operand:DI 1 "s_register_operand" ""))) | |
bd5b4116 | 2930 | (clobber (reg:CC CC_REGNUM))])] |
cffb2a26 | 2931 | "TARGET_EITHER" |
2932 | " | |
2933 | if (TARGET_THUMB) | |
2934 | { | |
2935 | if (GET_CODE (operands[1]) != REG) | |
2936 | operands[1] = force_reg (SImode, operands[1]); | |
2937 | } | |
215b30b3 | 2938 | " |
cffb2a26 | 2939 | ) |
2940 | ||
2941 | ;; The constraints here are to prevent a *partial* overlap (where %Q0 == %R1). | |
2942 | ;; The second alternative is to allow the common case of a *full* overlap. | |
2943 | (define_insn "*arm_negdi2" | |
2944 | [(set (match_operand:DI 0 "s_register_operand" "=&r,r") | |
2945 | (neg:DI (match_operand:DI 1 "s_register_operand" "?r,0"))) | |
bd5b4116 | 2946 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 2947 | "TARGET_ARM" |
97499065 | 2948 | "rsbs\\t%Q0, %Q1, #0\;rsc\\t%R0, %R1, #0" |
cffb2a26 | 2949 | [(set_attr "conds" "clob") |
2950 | (set_attr "length" "8")] | |
2951 | ) | |
b11cae9e | 2952 | |
cffb2a26 | 2953 | (define_insn "*thumb_negdi2" |
2954 | [(set (match_operand:DI 0 "register_operand" "=&l") | |
2955 | (neg:DI (match_operand:DI 1 "register_operand" "l"))) | |
bd5b4116 | 2956 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 2957 | "TARGET_THUMB" |
2958 | "mov\\t%R0, #0\;neg\\t%Q0, %Q1\;sbc\\t%R0, %R1" | |
2959 | [(set_attr "length" "6")] | |
2960 | ) | |
2961 | ||
2962 | (define_expand "negsi2" | |
2963 | [(set (match_operand:SI 0 "s_register_operand" "") | |
2964 | (neg:SI (match_operand:SI 1 "s_register_operand" "")))] | |
2965 | "TARGET_EITHER" | |
b11cae9e | 2966 | "" |
cffb2a26 | 2967 | ) |
2968 | ||
2969 | (define_insn "*arm_negsi2" | |
2970 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
2971 | (neg:SI (match_operand:SI 1 "s_register_operand" "r")))] | |
2972 | "TARGET_ARM" | |
2973 | "rsb%?\\t%0, %1, #0" | |
0d66636f | 2974 | [(set_attr "predicable" "yes")] |
cffb2a26 | 2975 | ) |
2976 | ||
2977 | (define_insn "*thumb_negsi2" | |
2978 | [(set (match_operand:SI 0 "register_operand" "=l") | |
2979 | (neg:SI (match_operand:SI 1 "register_operand" "l")))] | |
2980 | "TARGET_THUMB" | |
2981 | "neg\\t%0, %1" | |
2982 | [(set_attr "length" "2")] | |
2983 | ) | |
b11cae9e | 2984 | |
604f3a0a | 2985 | (define_expand "negsf2" |
2986 | [(set (match_operand:SF 0 "s_register_operand" "") | |
2987 | (neg:SF (match_operand:SF 1 "s_register_operand" "")))] | |
890ab29e | 2988 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
604f3a0a | 2989 | "" |
2990 | ) | |
2991 | ||
2992 | (define_expand "negdf2" | |
2993 | [(set (match_operand:DF 0 "s_register_operand" "") | |
2994 | (neg:DF (match_operand:DF 1 "s_register_operand" "")))] | |
890ab29e | 2995 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
604f3a0a | 2996 | "") |
2997 | ||
9c08d1fa | 2998 | ;; abssi2 doesn't really clobber the condition codes if a different register |
2999 | ;; is being set. To keep things simple, assume during rtl manipulations that | |
3000 | ;; it does, but tell the final scan operator the truth. Similarly for | |
3001 | ;; (neg (abs...)) | |
3002 | ||
604f3a0a | 3003 | (define_expand "abssi2" |
3004 | [(parallel | |
3005 | [(set (match_operand:SI 0 "s_register_operand" "") | |
3006 | (abs:SI (match_operand:SI 1 "s_register_operand" ""))) | |
3007 | (clobber (reg:CC CC_REGNUM))])] | |
3008 | "TARGET_ARM" | |
3009 | "") | |
3010 | ||
7d57ec45 | 3011 | (define_insn "*arm_abssi2" |
722f9800 | 3012 | [(set (match_operand:SI 0 "s_register_operand" "=r,&r") |
9c08d1fa | 3013 | (abs:SI (match_operand:SI 1 "s_register_operand" "0,r"))) |
bd5b4116 | 3014 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 3015 | "TARGET_ARM" |
e2348bcb | 3016 | "@ |
3017 | cmp\\t%0, #0\;rsblt\\t%0, %0, #0 | |
40dbec34 | 3018 | eor%?\\t%0, %1, %1, asr #31\;sub%?\\t%0, %0, %1, asr #31" |
cffb2a26 | 3019 | [(set_attr "conds" "clob,*") |
331beb1a | 3020 | (set_attr "shift" "1") |
0d66636f | 3021 | ;; predicable can't be set based on the variant, so left as no |
cffb2a26 | 3022 | (set_attr "length" "8")] |
3023 | ) | |
9c08d1fa | 3024 | |
f7fbdd4a | 3025 | (define_insn "*neg_abssi2" |
9c08d1fa | 3026 | [(set (match_operand:SI 0 "s_register_operand" "=r,&r") |
3027 | (neg:SI (abs:SI (match_operand:SI 1 "s_register_operand" "0,r")))) | |
bd5b4116 | 3028 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 3029 | "TARGET_ARM" |
e2348bcb | 3030 | "@ |
3031 | cmp\\t%0, #0\;rsbgt\\t%0, %0, #0 | |
40dbec34 | 3032 | eor%?\\t%0, %1, %1, asr #31\;rsb%?\\t%0, %0, %1, asr #31" |
cffb2a26 | 3033 | [(set_attr "conds" "clob,*") |
331beb1a | 3034 | (set_attr "shift" "1") |
0d66636f | 3035 | ;; predicable can't be set based on the variant, so left as no |
cffb2a26 | 3036 | (set_attr "length" "8")] |
3037 | ) | |
b11cae9e | 3038 | |
604f3a0a | 3039 | (define_expand "abssf2" |
3040 | [(set (match_operand:SF 0 "s_register_operand" "") | |
3041 | (abs:SF (match_operand:SF 1 "s_register_operand" "")))] | |
a2cd141b | 3042 | "TARGET_ARM && TARGET_HARD_FLOAT" |
604f3a0a | 3043 | "") |
3044 | ||
604f3a0a | 3045 | (define_expand "absdf2" |
3046 | [(set (match_operand:DF 0 "s_register_operand" "") | |
3047 | (abs:DF (match_operand:DF 1 "s_register_operand" "")))] | |
a2cd141b | 3048 | "TARGET_ARM && TARGET_HARD_FLOAT" |
604f3a0a | 3049 | "") |
3050 | ||
7db9af5d | 3051 | (define_expand "sqrtsf2" |
3052 | [(set (match_operand:SF 0 "s_register_operand" "") | |
3053 | (sqrt:SF (match_operand:SF 1 "s_register_operand" "")))] | |
a2cd141b | 3054 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
7db9af5d | 3055 | "") |
9c08d1fa | 3056 | |
7db9af5d | 3057 | (define_expand "sqrtdf2" |
3058 | [(set (match_operand:DF 0 "s_register_operand" "") | |
3059 | (sqrt:DF (match_operand:DF 1 "s_register_operand" "")))] | |
a2cd141b | 3060 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
7db9af5d | 3061 | "") |
9c08d1fa | 3062 | |
a0f94409 | 3063 | (define_insn_and_split "one_cmpldi2" |
9c08d1fa | 3064 | [(set (match_operand:DI 0 "s_register_operand" "=&r,&r") |
3065 | (not:DI (match_operand:DI 1 "s_register_operand" "?r,0")))] | |
cffb2a26 | 3066 | "TARGET_ARM" |
f6ebffac | 3067 | "#" |
a0f94409 | 3068 | "TARGET_ARM && reload_completed" |
3069 | [(set (match_dup 0) (not:SI (match_dup 1))) | |
3070 | (set (match_dup 2) (not:SI (match_dup 3)))] | |
3071 | " | |
3072 | { | |
3073 | operands[2] = gen_highpart (SImode, operands[0]); | |
3074 | operands[0] = gen_lowpart (SImode, operands[0]); | |
3075 | operands[3] = gen_highpart (SImode, operands[1]); | |
3076 | operands[1] = gen_lowpart (SImode, operands[1]); | |
3077 | }" | |
0d66636f | 3078 | [(set_attr "length" "8") |
3079 | (set_attr "predicable" "yes")] | |
cffb2a26 | 3080 | ) |
b11cae9e | 3081 | |
cffb2a26 | 3082 | (define_expand "one_cmplsi2" |
3083 | [(set (match_operand:SI 0 "s_register_operand" "") | |
3084 | (not:SI (match_operand:SI 1 "s_register_operand" "")))] | |
3085 | "TARGET_EITHER" | |
b11cae9e | 3086 | "" |
cffb2a26 | 3087 | ) |
3088 | ||
3089 | (define_insn "*arm_one_cmplsi2" | |
3090 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
3091 | (not:SI (match_operand:SI 1 "s_register_operand" "r")))] | |
3092 | "TARGET_ARM" | |
3093 | "mvn%?\\t%0, %1" | |
0d66636f | 3094 | [(set_attr "predicable" "yes")] |
cffb2a26 | 3095 | ) |
3096 | ||
3097 | (define_insn "*thumb_one_cmplsi2" | |
3098 | [(set (match_operand:SI 0 "register_operand" "=l") | |
3099 | (not:SI (match_operand:SI 1 "register_operand" "l")))] | |
3100 | "TARGET_THUMB" | |
3101 | "mvn\\t%0, %1" | |
3102 | [(set_attr "length" "2")] | |
3103 | ) | |
9c08d1fa | 3104 | |
f7fbdd4a | 3105 | (define_insn "*notsi_compare0" |
bd5b4116 | 3106 | [(set (reg:CC_NOOV CC_REGNUM) |
9c08d1fa | 3107 | (compare:CC_NOOV (not:SI (match_operand:SI 1 "s_register_operand" "r")) |
3108 | (const_int 0))) | |
3109 | (set (match_operand:SI 0 "s_register_operand" "=r") | |
3110 | (not:SI (match_dup 1)))] | |
cffb2a26 | 3111 | "TARGET_ARM" |
40dbec34 | 3112 | "mvn%?s\\t%0, %1" |
cffb2a26 | 3113 | [(set_attr "conds" "set")] |
3114 | ) | |
9c08d1fa | 3115 | |
f7fbdd4a | 3116 | (define_insn "*notsi_compare0_scratch" |
bd5b4116 | 3117 | [(set (reg:CC_NOOV CC_REGNUM) |
9c08d1fa | 3118 | (compare:CC_NOOV (not:SI (match_operand:SI 1 "s_register_operand" "r")) |
3119 | (const_int 0))) | |
3120 | (clobber (match_scratch:SI 0 "=r"))] | |
cffb2a26 | 3121 | "TARGET_ARM" |
40dbec34 | 3122 | "mvn%?s\\t%0, %1" |
cffb2a26 | 3123 | [(set_attr "conds" "set")] |
3124 | ) | |
b11cae9e | 3125 | \f |
3126 | ;; Fixed <--> Floating conversion insns | |
3127 | ||
604f3a0a | 3128 | (define_expand "floatsisf2" |
3129 | [(set (match_operand:SF 0 "s_register_operand" "") | |
3130 | (float:SF (match_operand:SI 1 "s_register_operand" "")))] | |
a2cd141b | 3131 | "TARGET_ARM && TARGET_HARD_FLOAT" |
604f3a0a | 3132 | " |
a2cd141b | 3133 | if (TARGET_MAVERICK) |
604f3a0a | 3134 | { |
3135 | emit_insn (gen_cirrus_floatsisf2 (operands[0], operands[1])); | |
3136 | DONE; | |
3137 | } | |
3138 | ") | |
3139 | ||
604f3a0a | 3140 | (define_expand "floatsidf2" |
3141 | [(set (match_operand:DF 0 "s_register_operand" "") | |
3142 | (float:DF (match_operand:SI 1 "s_register_operand" "")))] | |
a2cd141b | 3143 | "TARGET_ARM && TARGET_HARD_FLOAT" |
604f3a0a | 3144 | " |
a2cd141b | 3145 | if (TARGET_MAVERICK) |
604f3a0a | 3146 | { |
3147 | emit_insn (gen_cirrus_floatsidf2 (operands[0], operands[1])); | |
3148 | DONE; | |
3149 | } | |
3150 | ") | |
3151 | ||
604f3a0a | 3152 | (define_expand "fix_truncsfsi2" |
3153 | [(set (match_operand:SI 0 "s_register_operand" "") | |
a33d5c9c | 3154 | (fix:SI (fix:SF (match_operand:SF 1 "s_register_operand" ""))))] |
a2cd141b | 3155 | "TARGET_ARM && TARGET_HARD_FLOAT" |
604f3a0a | 3156 | " |
a2cd141b | 3157 | if (TARGET_MAVERICK) |
604f3a0a | 3158 | { |
3159 | if (!cirrus_fp_register (operands[0], SImode)) | |
3160 | operands[0] = force_reg (SImode, operands[0]); | |
3161 | if (!cirrus_fp_register (operands[1], SFmode)) | |
3162 | operands[1] = force_reg (SFmode, operands[0]); | |
3163 | emit_insn (gen_cirrus_truncsfsi2 (operands[0], operands[1])); | |
3164 | DONE; | |
3165 | } | |
3166 | ") | |
3167 | ||
604f3a0a | 3168 | (define_expand "fix_truncdfsi2" |
3169 | [(set (match_operand:SI 0 "s_register_operand" "") | |
a33d5c9c | 3170 | (fix:SI (fix:DF (match_operand:DF 1 "s_register_operand" ""))))] |
a2cd141b | 3171 | "TARGET_ARM && TARGET_HARD_FLOAT" |
604f3a0a | 3172 | " |
a2cd141b | 3173 | if (TARGET_MAVERICK) |
604f3a0a | 3174 | { |
3175 | if (!cirrus_fp_register (operands[1], DFmode)) | |
3176 | operands[1] = force_reg (DFmode, operands[0]); | |
3177 | emit_insn (gen_cirrus_truncdfsi2 (operands[0], operands[1])); | |
3178 | DONE; | |
3179 | } | |
3180 | ") | |
3181 | ||
f544c6d2 | 3182 | ;; Truncation insns |
b11cae9e | 3183 | |
604f3a0a | 3184 | (define_expand "truncdfsf2" |
3185 | [(set (match_operand:SF 0 "s_register_operand" "") | |
3186 | (float_truncate:SF | |
3187 | (match_operand:DF 1 "s_register_operand" "")))] | |
a2cd141b | 3188 | "TARGET_ARM && TARGET_HARD_FLOAT" |
604f3a0a | 3189 | "" |
3190 | ) | |
b11cae9e | 3191 | \f |
9c08d1fa | 3192 | ;; Zero and sign extension instructions. |
b11cae9e | 3193 | |
9c08d1fa | 3194 | (define_insn "zero_extendsidi2" |
3195 | [(set (match_operand:DI 0 "s_register_operand" "=r") | |
3196 | (zero_extend:DI (match_operand:SI 1 "s_register_operand" "r")))] | |
cffb2a26 | 3197 | "TARGET_ARM" |
9c08d1fa | 3198 | "* |
0d66636f | 3199 | if (REGNO (operands[1]) |
3200 | != REGNO (operands[0]) + (WORDS_BIG_ENDIAN ? 1 : 0)) | |
3201 | output_asm_insn (\"mov%?\\t%Q0, %1\", operands); | |
3202 | return \"mov%?\\t%R0, #0\"; | |
3203 | " | |
3204 | [(set_attr "length" "8") | |
3205 | (set_attr "predicable" "yes")] | |
3206 | ) | |
9c08d1fa | 3207 | |
3208 | (define_insn "zero_extendqidi2" | |
cffb2a26 | 3209 | [(set (match_operand:DI 0 "s_register_operand" "=r,r") |
9c08d1fa | 3210 | (zero_extend:DI (match_operand:QI 1 "nonimmediate_operand" "r,m")))] |
cffb2a26 | 3211 | "TARGET_ARM" |
e2348bcb | 3212 | "@ |
97499065 | 3213 | and%?\\t%Q0, %1, #255\;mov%?\\t%R0, #0 |
3214 | ldr%?b\\t%Q0, %1\;mov%?\\t%R0, #0" | |
cffb2a26 | 3215 | [(set_attr "length" "8") |
0d66636f | 3216 | (set_attr "predicable" "yes") |
a2cd141b | 3217 | (set_attr "type" "*,load_byte") |
cffb2a26 | 3218 | (set_attr "pool_range" "*,4092") |
3219 | (set_attr "neg_pool_range" "*,4084")] | |
3220 | ) | |
9c08d1fa | 3221 | |
3222 | (define_insn "extendsidi2" | |
3223 | [(set (match_operand:DI 0 "s_register_operand" "=r") | |
3224 | (sign_extend:DI (match_operand:SI 1 "s_register_operand" "r")))] | |
cffb2a26 | 3225 | "TARGET_ARM" |
9c08d1fa | 3226 | "* |
0d66636f | 3227 | if (REGNO (operands[1]) |
3228 | != REGNO (operands[0]) + (WORDS_BIG_ENDIAN ? 1 : 0)) | |
3229 | output_asm_insn (\"mov%?\\t%Q0, %1\", operands); | |
3230 | return \"mov%?\\t%R0, %Q0, asr #31\"; | |
cffb2a26 | 3231 | " |
3232 | [(set_attr "length" "8") | |
331beb1a | 3233 | (set_attr "shift" "1") |
0d66636f | 3234 | (set_attr "predicable" "yes")] |
3235 | ) | |
9c08d1fa | 3236 | |
3237 | (define_expand "zero_extendhisi2" | |
cffb2a26 | 3238 | [(set (match_dup 2) |
0d66636f | 3239 | (ashift:SI (match_operand:HI 1 "nonimmediate_operand" "") |
3240 | (const_int 16))) | |
9c08d1fa | 3241 | (set (match_operand:SI 0 "s_register_operand" "") |
87b22bf7 | 3242 | (lshiftrt:SI (match_dup 2) (const_int 16)))] |
cffb2a26 | 3243 | "TARGET_EITHER" |
9c08d1fa | 3244 | " |
cffb2a26 | 3245 | { |
a2cd141b | 3246 | if ((TARGET_THUMB || arm_arch4) && GET_CODE (operands[1]) == MEM) |
cffb2a26 | 3247 | { |
a2cd141b | 3248 | emit_insn (gen_rtx_SET (VOIDmode, operands[0], |
3249 | gen_rtx_ZERO_EXTEND (SImode, operands[1]))); | |
3250 | DONE; | |
cffb2a26 | 3251 | } |
cffb2a26 | 3252 | |
c1a66faf | 3253 | if (TARGET_ARM && GET_CODE (operands[1]) == MEM) |
a2cd141b | 3254 | { |
3255 | emit_insn (gen_movhi_bytes (operands[0], operands[1])); | |
3256 | DONE; | |
3257 | } | |
cffb2a26 | 3258 | |
a2cd141b | 3259 | if (!s_register_operand (operands[1], HImode)) |
3260 | operands[1] = copy_to_mode_reg (HImode, operands[1]); | |
cffb2a26 | 3261 | |
a2cd141b | 3262 | if (arm_arch6) |
3263 | { | |
3264 | emit_insn (gen_rtx_SET (VOIDmode, operands[0], | |
3265 | gen_rtx_ZERO_EXTEND (SImode, operands[1]))); | |
3266 | DONE; | |
cffb2a26 | 3267 | } |
a2cd141b | 3268 | |
3269 | operands[1] = gen_lowpart (SImode, operands[1]); | |
3270 | operands[2] = gen_reg_rtx (SImode); | |
cffb2a26 | 3271 | }" |
3272 | ) | |
3273 | ||
3274 | (define_insn "*thumb_zero_extendhisi2" | |
a2cd141b | 3275 | [(set (match_operand:SI 0 "register_operand" "=l") |
3276 | (zero_extend:SI (match_operand:HI 1 "memory_operand" "m")))] | |
3277 | "TARGET_THUMB && !arm_arch6" | |
cffb2a26 | 3278 | "* |
3279 | rtx mem = XEXP (operands[1], 0); | |
3280 | ||
3281 | if (GET_CODE (mem) == CONST) | |
3282 | mem = XEXP (mem, 0); | |
3283 | ||
3284 | if (GET_CODE (mem) == LABEL_REF) | |
3285 | return \"ldr\\t%0, %1\"; | |
3286 | ||
3287 | if (GET_CODE (mem) == PLUS) | |
f7fbdd4a | 3288 | { |
cffb2a26 | 3289 | rtx a = XEXP (mem, 0); |
3290 | rtx b = XEXP (mem, 1); | |
3291 | ||
3292 | /* This can happen due to bugs in reload. */ | |
3293 | if (GET_CODE (a) == REG && REGNO (a) == SP_REGNUM) | |
3294 | { | |
3295 | rtx ops[2]; | |
3296 | ops[0] = operands[0]; | |
3297 | ops[1] = a; | |
3298 | ||
3299 | output_asm_insn (\"mov %0, %1\", ops); | |
3300 | ||
3301 | XEXP (mem, 0) = operands[0]; | |
3302 | } | |
3303 | ||
3304 | else if ( GET_CODE (a) == LABEL_REF | |
3305 | && GET_CODE (b) == CONST_INT) | |
3306 | return \"ldr\\t%0, %1\"; | |
25f7a26e | 3307 | } |
cffb2a26 | 3308 | |
3309 | return \"ldrh\\t%0, %1\"; | |
3310 | " | |
3311 | [(set_attr "length" "4") | |
a2cd141b | 3312 | (set_attr "type" "load_byte") |
cffb2a26 | 3313 | (set_attr "pool_range" "60")] |
3314 | ) | |
9c08d1fa | 3315 | |
a2cd141b | 3316 | (define_insn "*thumb_zero_extendhisi2_v6" |
3317 | [(set (match_operand:SI 0 "register_operand" "=l,l") | |
3318 | (zero_extend:SI (match_operand:HI 1 "nonimmediate_operand" "l,m")))] | |
3319 | "TARGET_THUMB && arm_arch6" | |
3320 | "* | |
3321 | rtx mem; | |
3322 | ||
3323 | if (which_alternative == 0) | |
3324 | return \"uxth\\t%0, %1\"; | |
3325 | ||
3326 | mem = XEXP (operands[1], 0); | |
3327 | ||
3328 | if (GET_CODE (mem) == CONST) | |
3329 | mem = XEXP (mem, 0); | |
3330 | ||
3331 | if (GET_CODE (mem) == LABEL_REF) | |
3332 | return \"ldr\\t%0, %1\"; | |
3333 | ||
3334 | if (GET_CODE (mem) == PLUS) | |
3335 | { | |
3336 | rtx a = XEXP (mem, 0); | |
3337 | rtx b = XEXP (mem, 1); | |
3338 | ||
3339 | /* This can happen due to bugs in reload. */ | |
3340 | if (GET_CODE (a) == REG && REGNO (a) == SP_REGNUM) | |
3341 | { | |
3342 | rtx ops[2]; | |
3343 | ops[0] = operands[0]; | |
3344 | ops[1] = a; | |
3345 | ||
3346 | output_asm_insn (\"mov %0, %1\", ops); | |
3347 | ||
3348 | XEXP (mem, 0) = operands[0]; | |
3349 | } | |
3350 | ||
3351 | else if ( GET_CODE (a) == LABEL_REF | |
3352 | && GET_CODE (b) == CONST_INT) | |
3353 | return \"ldr\\t%0, %1\"; | |
3354 | } | |
3355 | ||
3356 | return \"ldrh\\t%0, %1\"; | |
3357 | " | |
3358 | [(set_attr "length" "2,4") | |
3359 | (set_attr "type" "alu_shift,load_byte") | |
3360 | (set_attr "pool_range" "*,60")] | |
3361 | ) | |
3362 | ||
cffb2a26 | 3363 | (define_insn "*arm_zero_extendhisi2" |
a2cd141b | 3364 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
3365 | (zero_extend:SI (match_operand:HI 1 "memory_operand" "m")))] | |
3366 | "TARGET_ARM && arm_arch4 && !arm_arch6" | |
f7fbdd4a | 3367 | "ldr%?h\\t%0, %1" |
a2cd141b | 3368 | [(set_attr "type" "load_byte") |
0d66636f | 3369 | (set_attr "predicable" "yes") |
cffb2a26 | 3370 | (set_attr "pool_range" "256") |
3371 | (set_attr "neg_pool_range" "244")] | |
3372 | ) | |
f7fbdd4a | 3373 | |
a2cd141b | 3374 | (define_insn "*arm_zero_extendhisi2_v6" |
3375 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") | |
3376 | (zero_extend:SI (match_operand:HI 1 "nonimmediate_operand" "r,m")))] | |
3377 | "TARGET_ARM && arm_arch6" | |
3378 | "@ | |
3379 | uxth%?\\t%0, %1 | |
3380 | ldr%?h\\t%0, %1" | |
3381 | [(set_attr "type" "alu_shift,load_byte") | |
3382 | (set_attr "predicable" "yes") | |
3383 | (set_attr "pool_range" "*,256") | |
3384 | (set_attr "neg_pool_range" "*,244")] | |
3385 | ) | |
3386 | ||
3387 | (define_insn "*arm_zero_extendhisi2addsi" | |
3388 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
3389 | (plus:SI (zero_extend:SI (match_operand:HI 1 "s_register_operand" "r")) | |
3390 | (match_operand:SI 2 "s_register_operand" "r")))] | |
3391 | "TARGET_ARM && arm_arch6" | |
3392 | "uxtah%?\\t%0, %2, %1" | |
3393 | [(set_attr "type" "alu_shift") | |
3394 | (set_attr "predicable" "yes")] | |
3395 | ) | |
3396 | ||
87b22bf7 | 3397 | (define_expand "zero_extendqisi2" |
cffb2a26 | 3398 | [(set (match_operand:SI 0 "s_register_operand" "") |
3399 | (zero_extend:SI (match_operand:QI 1 "nonimmediate_operand" "")))] | |
3400 | "TARGET_EITHER" | |
87b22bf7 | 3401 | " |
a2cd141b | 3402 | if (!arm_arch6 && GET_CODE (operands[1]) != MEM) |
87b22bf7 | 3403 | { |
cffb2a26 | 3404 | if (TARGET_ARM) |
3405 | { | |
215b30b3 | 3406 | emit_insn (gen_andsi3 (operands[0], |
3407 | gen_lowpart (SImode, operands[1]), | |
cffb2a26 | 3408 | GEN_INT (255))); |
3409 | } | |
3410 | else /* TARGET_THUMB */ | |
3411 | { | |
3412 | rtx temp = gen_reg_rtx (SImode); | |
3413 | rtx ops[3]; | |
3414 | ||
3415 | operands[1] = copy_to_mode_reg (QImode, operands[1]); | |
3416 | operands[1] = gen_lowpart (SImode, operands[1]); | |
3417 | ||
3418 | ops[0] = temp; | |
3419 | ops[1] = operands[1]; | |
3420 | ops[2] = GEN_INT (24); | |
3421 | ||
215b30b3 | 3422 | emit_insn (gen_rtx_SET (VOIDmode, ops[0], |
3423 | gen_rtx_ASHIFT (SImode, ops[1], ops[2]))); | |
cffb2a26 | 3424 | |
3425 | ops[0] = operands[0]; | |
3426 | ops[1] = temp; | |
3427 | ops[2] = GEN_INT (24); | |
3428 | ||
215b30b3 | 3429 | emit_insn (gen_rtx_SET (VOIDmode, ops[0], |
3430 | gen_rtx_LSHIFTRT (SImode, ops[1], ops[2]))); | |
cffb2a26 | 3431 | } |
87b22bf7 | 3432 | DONE; |
3433 | } | |
215b30b3 | 3434 | " |
3435 | ) | |
9c08d1fa | 3436 | |
cffb2a26 | 3437 | (define_insn "*thumb_zero_extendqisi2" |
a2cd141b | 3438 | [(set (match_operand:SI 0 "register_operand" "=l") |
3439 | (zero_extend:SI (match_operand:QI 1 "memory_operand" "m")))] | |
3440 | "TARGET_THUMB && !arm_arch6" | |
cffb2a26 | 3441 | "ldrb\\t%0, %1" |
3442 | [(set_attr "length" "2") | |
a2cd141b | 3443 | (set_attr "type" "load_byte") |
cffb2a26 | 3444 | (set_attr "pool_range" "32")] |
3445 | ) | |
3446 | ||
a2cd141b | 3447 | (define_insn "*thumb_zero_extendqisi2_v6" |
3448 | [(set (match_operand:SI 0 "register_operand" "=l,l") | |
3449 | (zero_extend:SI (match_operand:QI 1 "nonimmediate_operand" "l,m")))] | |
3450 | "TARGET_THUMB && arm_arch6" | |
3451 | "@ | |
3452 | uxtb\\t%0, %1 | |
3453 | ldrb\\t%0, %1" | |
3454 | [(set_attr "length" "2,2") | |
3455 | (set_attr "type" "alu_shift,load_byte") | |
3456 | (set_attr "pool_range" "*,32")] | |
3457 | ) | |
3458 | ||
cffb2a26 | 3459 | (define_insn "*arm_zero_extendqisi2" |
a2cd141b | 3460 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
3461 | (zero_extend:SI (match_operand:QI 1 "memory_operand" "m")))] | |
3462 | "TARGET_ARM && !arm_arch6" | |
87b22bf7 | 3463 | "ldr%?b\\t%0, %1\\t%@ zero_extendqisi2" |
a2cd141b | 3464 | [(set_attr "type" "load_byte") |
0d66636f | 3465 | (set_attr "predicable" "yes") |
cffb2a26 | 3466 | (set_attr "pool_range" "4096") |
3467 | (set_attr "neg_pool_range" "4084")] | |
3468 | ) | |
87b22bf7 | 3469 | |
a2cd141b | 3470 | (define_insn "*arm_zero_extendqisi2_v6" |
3471 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") | |
3472 | (zero_extend:SI (match_operand:QI 1 "nonimmediate_operand" "r,m")))] | |
3473 | "TARGET_ARM && arm_arch6" | |
3474 | "@ | |
3475 | uxtb%?\\t%0, %1 | |
3476 | ldr%?b\\t%0, %1\\t%@ zero_extendqisi2" | |
3477 | [(set_attr "type" "alu_shift,load_byte") | |
3478 | (set_attr "predicable" "yes") | |
3479 | (set_attr "pool_range" "*,4096") | |
3480 | (set_attr "neg_pool_range" "*,4084")] | |
3481 | ) | |
3482 | ||
3483 | (define_insn "*arm_zero_extendqisi2addsi" | |
3484 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
3485 | (plus:SI (zero_extend:SI (match_operand:QI 1 "s_register_operand" "r")) | |
3486 | (match_operand:SI 2 "s_register_operand" "r")))] | |
3487 | "TARGET_ARM && arm_arch6" | |
3488 | "uxtab%?\\t%0, %2, %1" | |
3489 | [(set_attr "predicable" "yes") | |
3490 | (set_attr "type" "alu_shift")] | |
3491 | ) | |
3492 | ||
87b22bf7 | 3493 | (define_split |
3494 | [(set (match_operand:SI 0 "s_register_operand" "") | |
3495 | (zero_extend:SI (subreg:QI (match_operand:SI 1 "" "") 0))) | |
3496 | (clobber (match_operand:SI 2 "s_register_operand" ""))] | |
9e8503e6 | 3497 | "TARGET_ARM && (GET_CODE (operands[1]) != MEM) && ! BYTES_BIG_ENDIAN" |
87b22bf7 | 3498 | [(set (match_dup 2) (match_dup 1)) |
3499 | (set (match_dup 0) (and:SI (match_dup 2) (const_int 255)))] | |
cffb2a26 | 3500 | "" |
3501 | ) | |
9c08d1fa | 3502 | |
8a4d25d6 | 3503 | (define_split |
3504 | [(set (match_operand:SI 0 "s_register_operand" "") | |
3505 | (zero_extend:SI (subreg:QI (match_operand:SI 1 "" "") 3))) | |
3506 | (clobber (match_operand:SI 2 "s_register_operand" ""))] | |
3507 | "TARGET_ARM && (GET_CODE (operands[1]) != MEM) && BYTES_BIG_ENDIAN" | |
3508 | [(set (match_dup 2) (match_dup 1)) | |
3509 | (set (match_dup 0) (and:SI (match_dup 2) (const_int 255)))] | |
3510 | "" | |
3511 | ) | |
3512 | ||
f7fbdd4a | 3513 | (define_insn "*compareqi_eq0" |
bd5b4116 | 3514 | [(set (reg:CC_Z CC_REGNUM) |
206ee9a2 | 3515 | (compare:CC_Z (match_operand:QI 0 "s_register_operand" "r") |
87b22bf7 | 3516 | (const_int 0)))] |
cffb2a26 | 3517 | "TARGET_ARM" |
87b22bf7 | 3518 | "tst\\t%0, #255" |
cffb2a26 | 3519 | [(set_attr "conds" "set")] |
3520 | ) | |
b11cae9e | 3521 | |
b11cae9e | 3522 | (define_expand "extendhisi2" |
c8f69309 | 3523 | [(set (match_dup 2) |
25f7a26e | 3524 | (ashift:SI (match_operand:HI 1 "nonimmediate_operand" "") |
b11cae9e | 3525 | (const_int 16))) |
9c08d1fa | 3526 | (set (match_operand:SI 0 "s_register_operand" "") |
c8f69309 | 3527 | (ashiftrt:SI (match_dup 2) |
3528 | (const_int 16)))] | |
cffb2a26 | 3529 | "TARGET_EITHER" |
b11cae9e | 3530 | " |
cffb2a26 | 3531 | { |
a2cd141b | 3532 | if (GET_CODE (operands[1]) == MEM) |
cffb2a26 | 3533 | { |
a2cd141b | 3534 | if (TARGET_THUMB) |
3535 | { | |
3536 | emit_insn (gen_thumb_extendhisi2 (operands[0], operands[1])); | |
3537 | DONE; | |
3538 | } | |
3539 | else if (arm_arch4) | |
3540 | { | |
a2cd141b | 3541 | emit_insn (gen_rtx_SET (VOIDmode, operands[0], |
3542 | gen_rtx_SIGN_EXTEND (SImode, operands[1]))); | |
3543 | DONE; | |
3544 | } | |
cffb2a26 | 3545 | } |
7bd8ccc9 | 3546 | |
c1a66faf | 3547 | if (TARGET_ARM && GET_CODE (operands[1]) == MEM) |
cffb2a26 | 3548 | { |
3549 | emit_insn (gen_extendhisi2_mem (operands[0], operands[1])); | |
3550 | DONE; | |
3551 | } | |
a2cd141b | 3552 | |
215b30b3 | 3553 | if (!s_register_operand (operands[1], HImode)) |
cffb2a26 | 3554 | operands[1] = copy_to_mode_reg (HImode, operands[1]); |
cffb2a26 | 3555 | |
a2cd141b | 3556 | if (arm_arch6) |
cffb2a26 | 3557 | { |
a2cd141b | 3558 | if (TARGET_THUMB) |
3559 | emit_insn (gen_thumb_extendhisi2 (operands[0], operands[1])); | |
3560 | else | |
3561 | emit_insn (gen_rtx_SET (VOIDmode, operands[0], | |
3562 | gen_rtx_SIGN_EXTEND (SImode, operands[1]))); | |
3563 | ||
cffb2a26 | 3564 | DONE; |
3565 | } | |
a2cd141b | 3566 | |
3567 | operands[1] = gen_lowpart (SImode, operands[1]); | |
3568 | operands[2] = gen_reg_rtx (SImode); | |
cffb2a26 | 3569 | }" |
3570 | ) | |
3571 | ||
a2cd141b | 3572 | (define_insn "thumb_extendhisi2" |
3573 | [(set (match_operand:SI 0 "register_operand" "=l") | |
3574 | (sign_extend:SI (match_operand:HI 1 "memory_operand" "m"))) | |
3575 | (clobber (match_scratch:SI 2 "=&l"))] | |
3576 | "TARGET_THUMB && !arm_arch6" | |
cffb2a26 | 3577 | "* |
3578 | { | |
3579 | rtx ops[4]; | |
3580 | rtx mem = XEXP (operands[1], 0); | |
3581 | ||
3582 | /* This code used to try to use 'V', and fix the address only if it was | |
3583 | offsettable, but this fails for e.g. REG+48 because 48 is outside the | |
3584 | range of QImode offsets, and offsettable_address_p does a QImode | |
3585 | address check. */ | |
3586 | ||
3587 | if (GET_CODE (mem) == CONST) | |
3588 | mem = XEXP (mem, 0); | |
3589 | ||
3590 | if (GET_CODE (mem) == LABEL_REF) | |
3591 | return \"ldr\\t%0, %1\"; | |
3592 | ||
3593 | if (GET_CODE (mem) == PLUS) | |
3594 | { | |
3595 | rtx a = XEXP (mem, 0); | |
3596 | rtx b = XEXP (mem, 1); | |
3597 | ||
3598 | if (GET_CODE (a) == LABEL_REF | |
3599 | && GET_CODE (b) == CONST_INT) | |
3600 | return \"ldr\\t%0, %1\"; | |
3601 | ||
3602 | if (GET_CODE (b) == REG) | |
3603 | return \"ldrsh\\t%0, %1\"; | |
3604 | ||
3605 | ops[1] = a; | |
3606 | ops[2] = b; | |
3607 | } | |
3608 | else | |
3609 | { | |
3610 | ops[1] = mem; | |
3611 | ops[2] = const0_rtx; | |
3612 | } | |
ed29c566 | 3613 | |
3614 | gcc_assert (GET_CODE (ops[1]) == REG); | |
cffb2a26 | 3615 | |
3616 | ops[0] = operands[0]; | |
3617 | ops[3] = operands[2]; | |
3618 | output_asm_insn (\"mov\\t%3, %2\;ldrsh\\t%0, [%1, %3]\", ops); | |
3619 | return \"\"; | |
3620 | }" | |
3621 | [(set_attr "length" "4") | |
a2cd141b | 3622 | (set_attr "type" "load_byte") |
cffb2a26 | 3623 | (set_attr "pool_range" "1020")] |
3624 | ) | |
25f7a26e | 3625 | |
a2cd141b | 3626 | ;; We used to have an early-clobber on the scratch register here. |
3627 | ;; However, there's a bug somewhere in reload which means that this | |
3628 | ;; can be partially ignored during spill allocation if the memory | |
ed29c566 | 3629 | ;; address also needs reloading; this causes us to die later on when |
a2cd141b | 3630 | ;; we try to verify the operands. Fortunately, we don't really need |
3631 | ;; the early-clobber: we can always use operand 0 if operand 2 | |
3632 | ;; overlaps the address. | |
3633 | (define_insn "*thumb_extendhisi2_insn_v6" | |
3634 | [(set (match_operand:SI 0 "register_operand" "=l,l") | |
3635 | (sign_extend:SI (match_operand:HI 1 "nonimmediate_operand" "l,m"))) | |
3636 | (clobber (match_scratch:SI 2 "=X,l"))] | |
3637 | "TARGET_THUMB && arm_arch6" | |
3638 | "* | |
3639 | { | |
3640 | rtx ops[4]; | |
3641 | rtx mem; | |
3642 | ||
3643 | if (which_alternative == 0) | |
3644 | return \"sxth\\t%0, %1\"; | |
3645 | ||
3646 | mem = XEXP (operands[1], 0); | |
3647 | ||
3648 | /* This code used to try to use 'V', and fix the address only if it was | |
3649 | offsettable, but this fails for e.g. REG+48 because 48 is outside the | |
3650 | range of QImode offsets, and offsettable_address_p does a QImode | |
3651 | address check. */ | |
3652 | ||
3653 | if (GET_CODE (mem) == CONST) | |
3654 | mem = XEXP (mem, 0); | |
3655 | ||
3656 | if (GET_CODE (mem) == LABEL_REF) | |
3657 | return \"ldr\\t%0, %1\"; | |
3658 | ||
3659 | if (GET_CODE (mem) == PLUS) | |
3660 | { | |
3661 | rtx a = XEXP (mem, 0); | |
3662 | rtx b = XEXP (mem, 1); | |
3663 | ||
3664 | if (GET_CODE (a) == LABEL_REF | |
3665 | && GET_CODE (b) == CONST_INT) | |
3666 | return \"ldr\\t%0, %1\"; | |
3667 | ||
3668 | if (GET_CODE (b) == REG) | |
3669 | return \"ldrsh\\t%0, %1\"; | |
3670 | ||
3671 | ops[1] = a; | |
3672 | ops[2] = b; | |
3673 | } | |
3674 | else | |
3675 | { | |
3676 | ops[1] = mem; | |
3677 | ops[2] = const0_rtx; | |
3678 | } | |
3679 | ||
ed29c566 | 3680 | gcc_assert (GET_CODE (ops[1]) == REG); |
a2cd141b | 3681 | |
3682 | ops[0] = operands[0]; | |
3683 | if (reg_mentioned_p (operands[2], ops[1])) | |
3684 | ops[3] = ops[0]; | |
3685 | else | |
3686 | ops[3] = operands[2]; | |
3687 | output_asm_insn (\"mov\\t%3, %2\;ldrsh\\t%0, [%1, %3]\", ops); | |
3688 | return \"\"; | |
3689 | }" | |
3690 | [(set_attr "length" "2,4") | |
3691 | (set_attr "type" "alu_shift,load_byte") | |
3692 | (set_attr "pool_range" "*,1020")] | |
3693 | ) | |
3694 | ||
25f7a26e | 3695 | (define_expand "extendhisi2_mem" |
eab14235 | 3696 | [(set (match_dup 2) (zero_extend:SI (match_operand:HI 1 "" ""))) |
25f7a26e | 3697 | (set (match_dup 3) |
eab14235 | 3698 | (zero_extend:SI (match_dup 7))) |
25f7a26e | 3699 | (set (match_dup 6) (ashift:SI (match_dup 4) (const_int 24))) |
3700 | (set (match_operand:SI 0 "" "") | |
3701 | (ior:SI (ashiftrt:SI (match_dup 6) (const_int 16)) (match_dup 5)))] | |
cffb2a26 | 3702 | "TARGET_ARM" |
25f7a26e | 3703 | " |
215b30b3 | 3704 | { |
3705 | rtx mem1, mem2; | |
3706 | rtx addr = copy_to_mode_reg (SImode, XEXP (operands[1], 0)); | |
3707 | ||
788fcce0 | 3708 | mem1 = change_address (operands[1], QImode, addr); |
3709 | mem2 = change_address (operands[1], QImode, plus_constant (addr, 1)); | |
215b30b3 | 3710 | operands[0] = gen_lowpart (SImode, operands[0]); |
3711 | operands[1] = mem1; | |
3712 | operands[2] = gen_reg_rtx (SImode); | |
3713 | operands[3] = gen_reg_rtx (SImode); | |
3714 | operands[6] = gen_reg_rtx (SImode); | |
3715 | operands[7] = mem2; | |
25f7a26e | 3716 | |
215b30b3 | 3717 | if (BYTES_BIG_ENDIAN) |
3718 | { | |
3719 | operands[4] = operands[2]; | |
3720 | operands[5] = operands[3]; | |
3721 | } | |
3722 | else | |
3723 | { | |
3724 | operands[4] = operands[3]; | |
3725 | operands[5] = operands[2]; | |
3726 | } | |
3727 | }" | |
3728 | ) | |
b11cae9e | 3729 | |
a2cd141b | 3730 | (define_insn "*arm_extendhisi2" |
3731 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
3732 | (sign_extend:SI (match_operand:HI 1 "memory_operand" "m")))] | |
3733 | "TARGET_ARM && arm_arch4 && !arm_arch6" | |
f7fbdd4a | 3734 | "ldr%?sh\\t%0, %1" |
a2cd141b | 3735 | [(set_attr "type" "load_byte") |
0d66636f | 3736 | (set_attr "predicable" "yes") |
cffb2a26 | 3737 | (set_attr "pool_range" "256") |
3738 | (set_attr "neg_pool_range" "244")] | |
3739 | ) | |
f7fbdd4a | 3740 | |
a2cd141b | 3741 | (define_insn "*arm_extendhisi2_v6" |
3742 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") | |
3743 | (sign_extend:SI (match_operand:HI 1 "nonimmediate_operand" "r,m")))] | |
3744 | "TARGET_ARM && arm_arch6" | |
3745 | "@ | |
3746 | sxth%?\\t%0, %1 | |
3747 | ldr%?sh\\t%0, %1" | |
3748 | [(set_attr "type" "alu_shift,load_byte") | |
3749 | (set_attr "predicable" "yes") | |
3750 | (set_attr "pool_range" "*,256") | |
3751 | (set_attr "neg_pool_range" "*,244")] | |
3752 | ) | |
3753 | ||
3754 | (define_insn "*arm_extendhisi2addsi" | |
3755 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
3756 | (plus:SI (sign_extend:SI (match_operand:HI 1 "s_register_operand" "r")) | |
3757 | (match_operand:SI 2 "s_register_operand" "r")))] | |
3758 | "TARGET_ARM && arm_arch6" | |
3759 | "sxtah%?\\t%0, %2, %1" | |
3760 | ) | |
3761 | ||
c8f69309 | 3762 | (define_expand "extendqihi2" |
3763 | [(set (match_dup 2) | |
f7fbdd4a | 3764 | (ashift:SI (match_operand:QI 1 "general_operand" "") |
c8f69309 | 3765 | (const_int 24))) |
9c08d1fa | 3766 | (set (match_operand:HI 0 "s_register_operand" "") |
c8f69309 | 3767 | (ashiftrt:SI (match_dup 2) |
3768 | (const_int 24)))] | |
cffb2a26 | 3769 | "TARGET_ARM" |
c8f69309 | 3770 | " |
215b30b3 | 3771 | { |
3772 | if (arm_arch4 && GET_CODE (operands[1]) == MEM) | |
3773 | { | |
3774 | emit_insn (gen_rtx_SET (VOIDmode, | |
3775 | operands[0], | |
3776 | gen_rtx_SIGN_EXTEND (HImode, operands[1]))); | |
3777 | DONE; | |
3778 | } | |
3779 | if (!s_register_operand (operands[1], QImode)) | |
3780 | operands[1] = copy_to_mode_reg (QImode, operands[1]); | |
3781 | operands[0] = gen_lowpart (SImode, operands[0]); | |
3782 | operands[1] = gen_lowpart (SImode, operands[1]); | |
3783 | operands[2] = gen_reg_rtx (SImode); | |
3784 | }" | |
3785 | ) | |
f7fbdd4a | 3786 | |
3787 | (define_insn "*extendqihi_insn" | |
b4e8a300 | 3788 | [(set (match_operand:HI 0 "s_register_operand" "=r") |
3789 | (sign_extend:HI (match_operand:QI 1 "memory_operand" "Uq")))] | |
cffb2a26 | 3790 | "TARGET_ARM && arm_arch4" |
b4e8a300 | 3791 | "ldr%?sb\\t%0, %1" |
a2cd141b | 3792 | [(set_attr "type" "load_byte") |
0d66636f | 3793 | (set_attr "predicable" "yes") |
cffb2a26 | 3794 | (set_attr "pool_range" "256") |
3795 | (set_attr "neg_pool_range" "244")] | |
3796 | ) | |
3fc2009e | 3797 | |
b11cae9e | 3798 | (define_expand "extendqisi2" |
c8f69309 | 3799 | [(set (match_dup 2) |
3fc2009e | 3800 | (ashift:SI (match_operand:QI 1 "general_operand" "") |
b11cae9e | 3801 | (const_int 24))) |
9c08d1fa | 3802 | (set (match_operand:SI 0 "s_register_operand" "") |
c8f69309 | 3803 | (ashiftrt:SI (match_dup 2) |
3804 | (const_int 24)))] | |
cffb2a26 | 3805 | "TARGET_EITHER" |
b11cae9e | 3806 | " |
cffb2a26 | 3807 | { |
a2cd141b | 3808 | if ((TARGET_THUMB || arm_arch4) && GET_CODE (operands[1]) == MEM) |
cffb2a26 | 3809 | { |
a2cd141b | 3810 | emit_insn (gen_rtx_SET (VOIDmode, operands[0], |
cffb2a26 | 3811 | gen_rtx_SIGN_EXTEND (SImode, operands[1]))); |
3812 | DONE; | |
3813 | } | |
a2cd141b | 3814 | |
215b30b3 | 3815 | if (!s_register_operand (operands[1], QImode)) |
cffb2a26 | 3816 | operands[1] = copy_to_mode_reg (QImode, operands[1]); |
cffb2a26 | 3817 | |
a2cd141b | 3818 | if (arm_arch6) |
3819 | { | |
3820 | emit_insn (gen_rtx_SET (VOIDmode, operands[0], | |
3821 | gen_rtx_SIGN_EXTEND (SImode, operands[1]))); | |
3822 | DONE; | |
cffb2a26 | 3823 | } |
a2cd141b | 3824 | |
3825 | operands[1] = gen_lowpart (SImode, operands[1]); | |
3826 | operands[2] = gen_reg_rtx (SImode); | |
cffb2a26 | 3827 | }" |
3828 | ) | |
f7fbdd4a | 3829 | |
a2cd141b | 3830 | (define_insn "*arm_extendqisi" |
3831 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
b4e8a300 | 3832 | (sign_extend:SI (match_operand:QI 1 "memory_operand" "Uq")))] |
a2cd141b | 3833 | "TARGET_ARM && arm_arch4 && !arm_arch6" |
b4e8a300 | 3834 | "ldr%?sb\\t%0, %1" |
a2cd141b | 3835 | [(set_attr "type" "load_byte") |
0d66636f | 3836 | (set_attr "predicable" "yes") |
cffb2a26 | 3837 | (set_attr "pool_range" "256") |
3838 | (set_attr "neg_pool_range" "244")] | |
3839 | ) | |
3fc2009e | 3840 | |
a2cd141b | 3841 | (define_insn "*arm_extendqisi_v6" |
3842 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") | |
b4e8a300 | 3843 | (sign_extend:SI (match_operand:QI 1 "nonimmediate_operand" "r,Uq")))] |
a2cd141b | 3844 | "TARGET_ARM && arm_arch6" |
b4e8a300 | 3845 | "@ |
3846 | sxtb%?\\t%0, %1 | |
3847 | ldr%?sb\\t%0, %1" | |
a2cd141b | 3848 | [(set_attr "type" "alu_shift,load_byte") |
3849 | (set_attr "predicable" "yes") | |
a2cd141b | 3850 | (set_attr "pool_range" "*,256") |
3851 | (set_attr "neg_pool_range" "*,244")] | |
3852 | ) | |
3853 | ||
3854 | (define_insn "*arm_extendqisi2addsi" | |
3855 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
3856 | (plus:SI (sign_extend:SI (match_operand:QI 1 "s_register_operand" "r")) | |
3857 | (match_operand:SI 2 "s_register_operand" "r")))] | |
3858 | "TARGET_ARM && arm_arch6" | |
3859 | "sxtab%?\\t%0, %2, %1" | |
3860 | [(set_attr "type" "alu_shift") | |
3861 | (set_attr "predicable" "yes")] | |
3862 | ) | |
3863 | ||
a2cd141b | 3864 | (define_insn "*thumb_extendqisi2" |
3865 | [(set (match_operand:SI 0 "register_operand" "=l,l") | |
3866 | (sign_extend:SI (match_operand:QI 1 "memory_operand" "V,m")))] | |
3867 | "TARGET_THUMB && !arm_arch6" | |
cffb2a26 | 3868 | "* |
3869 | { | |
3870 | rtx ops[3]; | |
3871 | rtx mem = XEXP (operands[1], 0); | |
3872 | ||
3873 | if (GET_CODE (mem) == CONST) | |
3874 | mem = XEXP (mem, 0); | |
3875 | ||
3876 | if (GET_CODE (mem) == LABEL_REF) | |
3877 | return \"ldr\\t%0, %1\"; | |
3878 | ||
3879 | if (GET_CODE (mem) == PLUS | |
3880 | && GET_CODE (XEXP (mem, 0)) == LABEL_REF) | |
3881 | return \"ldr\\t%0, %1\"; | |
3882 | ||
3883 | if (which_alternative == 0) | |
3884 | return \"ldrsb\\t%0, %1\"; | |
3885 | ||
3886 | ops[0] = operands[0]; | |
3887 | ||
3888 | if (GET_CODE (mem) == PLUS) | |
3889 | { | |
3890 | rtx a = XEXP (mem, 0); | |
3891 | rtx b = XEXP (mem, 1); | |
3892 | ||
3893 | ops[1] = a; | |
3894 | ops[2] = b; | |
3895 | ||
3896 | if (GET_CODE (a) == REG) | |
3897 | { | |
3898 | if (GET_CODE (b) == REG) | |
3899 | output_asm_insn (\"ldrsb\\t%0, [%1, %2]\", ops); | |
3900 | else if (REGNO (a) == REGNO (ops[0])) | |
215b30b3 | 3901 | { |
3902 | output_asm_insn (\"ldrb\\t%0, [%1, %2]\", ops); | |
3903 | output_asm_insn (\"lsl\\t%0, %0, #24\", ops); | |
3904 | output_asm_insn (\"asr\\t%0, %0, #24\", ops); | |
3905 | } | |
cffb2a26 | 3906 | else |
3907 | output_asm_insn (\"mov\\t%0, %2\;ldrsb\\t%0, [%1, %0]\", ops); | |
3908 | } | |
cffb2a26 | 3909 | else |
3910 | { | |
ed29c566 | 3911 | gcc_assert (GET_CODE (b) == REG); |
cffb2a26 | 3912 | if (REGNO (b) == REGNO (ops[0])) |
215b30b3 | 3913 | { |
3914 | output_asm_insn (\"ldrb\\t%0, [%2, %1]\", ops); | |
3915 | output_asm_insn (\"lsl\\t%0, %0, #24\", ops); | |
3916 | output_asm_insn (\"asr\\t%0, %0, #24\", ops); | |
3917 | } | |
cffb2a26 | 3918 | else |
3919 | output_asm_insn (\"mov\\t%0, %2\;ldrsb\\t%0, [%1, %0]\", ops); | |
3920 | } | |
3921 | } | |
3922 | else if (GET_CODE (mem) == REG && REGNO (ops[0]) == REGNO (mem)) | |
3923 | { | |
215b30b3 | 3924 | output_asm_insn (\"ldrb\\t%0, [%0, #0]\", ops); |
3925 | output_asm_insn (\"lsl\\t%0, %0, #24\", ops); | |
3926 | output_asm_insn (\"asr\\t%0, %0, #24\", ops); | |
cffb2a26 | 3927 | } |
3928 | else | |
3929 | { | |
3930 | ops[1] = mem; | |
3931 | ops[2] = const0_rtx; | |
3932 | ||
3933 | output_asm_insn (\"mov\\t%0, %2\;ldrsb\\t%0, [%1, %0]\", ops); | |
3934 | } | |
3935 | return \"\"; | |
3936 | }" | |
3937 | [(set_attr "length" "2,6") | |
a2cd141b | 3938 | (set_attr "type" "load_byte,load_byte") |
cffb2a26 | 3939 | (set_attr "pool_range" "32,32")] |
3940 | ) | |
3941 | ||
a2cd141b | 3942 | (define_insn "*thumb_extendqisi2_v6" |
3943 | [(set (match_operand:SI 0 "register_operand" "=l,l,l") | |
3944 | (sign_extend:SI (match_operand:QI 1 "nonimmediate_operand" "l,V,m")))] | |
3945 | "TARGET_THUMB && arm_arch6" | |
3946 | "* | |
3947 | { | |
3948 | rtx ops[3]; | |
3949 | rtx mem; | |
3950 | ||
3951 | if (which_alternative == 0) | |
3952 | return \"sxtb\\t%0, %1\"; | |
3953 | ||
3954 | mem = XEXP (operands[1], 0); | |
3955 | ||
3956 | if (GET_CODE (mem) == CONST) | |
3957 | mem = XEXP (mem, 0); | |
3958 | ||
3959 | if (GET_CODE (mem) == LABEL_REF) | |
3960 | return \"ldr\\t%0, %1\"; | |
3961 | ||
3962 | if (GET_CODE (mem) == PLUS | |
3963 | && GET_CODE (XEXP (mem, 0)) == LABEL_REF) | |
3964 | return \"ldr\\t%0, %1\"; | |
3965 | ||
3966 | if (which_alternative == 0) | |
3967 | return \"ldrsb\\t%0, %1\"; | |
3968 | ||
3969 | ops[0] = operands[0]; | |
3970 | ||
3971 | if (GET_CODE (mem) == PLUS) | |
3972 | { | |
3973 | rtx a = XEXP (mem, 0); | |
3974 | rtx b = XEXP (mem, 1); | |
3975 | ||
3976 | ops[1] = a; | |
3977 | ops[2] = b; | |
3978 | ||
3979 | if (GET_CODE (a) == REG) | |
3980 | { | |
3981 | if (GET_CODE (b) == REG) | |
3982 | output_asm_insn (\"ldrsb\\t%0, [%1, %2]\", ops); | |
3983 | else if (REGNO (a) == REGNO (ops[0])) | |
3984 | { | |
3985 | output_asm_insn (\"ldrb\\t%0, [%1, %2]\", ops); | |
3986 | output_asm_insn (\"sxtb\\t%0, %0\", ops); | |
3987 | } | |
3988 | else | |
3989 | output_asm_insn (\"mov\\t%0, %2\;ldrsb\\t%0, [%1, %0]\", ops); | |
3990 | } | |
a2cd141b | 3991 | else |
3992 | { | |
ed29c566 | 3993 | gcc_assert (GET_CODE (b) == REG); |
a2cd141b | 3994 | if (REGNO (b) == REGNO (ops[0])) |
3995 | { | |
3996 | output_asm_insn (\"ldrb\\t%0, [%2, %1]\", ops); | |
3997 | output_asm_insn (\"sxtb\\t%0, %0\", ops); | |
3998 | } | |
3999 | else | |
4000 | output_asm_insn (\"mov\\t%0, %2\;ldrsb\\t%0, [%1, %0]\", ops); | |
4001 | } | |
4002 | } | |
4003 | else if (GET_CODE (mem) == REG && REGNO (ops[0]) == REGNO (mem)) | |
4004 | { | |
4005 | output_asm_insn (\"ldrb\\t%0, [%0, #0]\", ops); | |
4006 | output_asm_insn (\"sxtb\\t%0, %0\", ops); | |
4007 | } | |
4008 | else | |
4009 | { | |
4010 | ops[1] = mem; | |
4011 | ops[2] = const0_rtx; | |
4012 | ||
4013 | output_asm_insn (\"mov\\t%0, %2\;ldrsb\\t%0, [%1, %0]\", ops); | |
4014 | } | |
4015 | return \"\"; | |
4016 | }" | |
4017 | [(set_attr "length" "2,2,4") | |
4018 | (set_attr "type" "alu_shift,load_byte,load_byte") | |
4019 | (set_attr "pool_range" "*,32,32")] | |
4020 | ) | |
4021 | ||
caedf871 | 4022 | (define_expand "extendsfdf2" |
4023 | [(set (match_operand:DF 0 "s_register_operand" "") | |
4024 | (float_extend:DF (match_operand:SF 1 "s_register_operand" "")))] | |
a2cd141b | 4025 | "TARGET_ARM && TARGET_HARD_FLOAT" |
caedf871 | 4026 | "" |
4027 | ) | |
b11cae9e | 4028 | \f |
4029 | ;; Move insns (including loads and stores) | |
4030 | ||
4031 | ;; XXX Just some ideas about movti. | |
9c08d1fa | 4032 | ;; I don't think these are a good idea on the arm, there just aren't enough |
4033 | ;; registers | |
b11cae9e | 4034 | ;;(define_expand "loadti" |
9c08d1fa | 4035 | ;; [(set (match_operand:TI 0 "s_register_operand" "") |
b11cae9e | 4036 | ;; (mem:TI (match_operand:SI 1 "address_operand" "")))] |
4037 | ;; "" "") | |
4038 | ||
4039 | ;;(define_expand "storeti" | |
4040 | ;; [(set (mem:TI (match_operand:TI 0 "address_operand" "")) | |
9c08d1fa | 4041 | ;; (match_operand:TI 1 "s_register_operand" ""))] |
b11cae9e | 4042 | ;; "" "") |
4043 | ||
4044 | ;;(define_expand "movti" | |
4045 | ;; [(set (match_operand:TI 0 "general_operand" "") | |
4046 | ;; (match_operand:TI 1 "general_operand" ""))] | |
4047 | ;; "" | |
4048 | ;; " | |
4049 | ;;{ | |
4050 | ;; rtx insn; | |
4051 | ;; | |
4052 | ;; if (GET_CODE (operands[0]) == MEM && GET_CODE (operands[1]) == MEM) | |
4053 | ;; operands[1] = copy_to_reg (operands[1]); | |
4054 | ;; if (GET_CODE (operands[0]) == MEM) | |
4055 | ;; insn = gen_storeti (XEXP (operands[0], 0), operands[1]); | |
4056 | ;; else if (GET_CODE (operands[1]) == MEM) | |
4057 | ;; insn = gen_loadti (operands[0], XEXP (operands[1], 0)); | |
4058 | ;; else | |
4059 | ;; FAIL; | |
4060 | ;; | |
4061 | ;; emit_insn (insn); | |
4062 | ;; DONE; | |
4063 | ;;}") | |
4064 | ||
a2f10574 | 4065 | ;; Recognize garbage generated above. |
b11cae9e | 4066 | |
4067 | ;;(define_insn "" | |
4068 | ;; [(set (match_operand:TI 0 "general_operand" "=r,r,r,<,>,m") | |
4069 | ;; (match_operand:TI 1 "general_operand" "<,>,m,r,r,r"))] | |
4070 | ;; "" | |
4071 | ;; "* | |
4072 | ;; { | |
4073 | ;; register mem = (which_alternative < 3); | |
0d66636f | 4074 | ;; register const char *template; |
b11cae9e | 4075 | ;; |
4076 | ;; operands[mem] = XEXP (operands[mem], 0); | |
4077 | ;; switch (which_alternative) | |
4078 | ;; { | |
4079 | ;; case 0: template = \"ldmdb\\t%1!, %M0\"; break; | |
4080 | ;; case 1: template = \"ldmia\\t%1!, %M0\"; break; | |
4081 | ;; case 2: template = \"ldmia\\t%1, %M0\"; break; | |
4082 | ;; case 3: template = \"stmdb\\t%0!, %M1\"; break; | |
4083 | ;; case 4: template = \"stmia\\t%0!, %M1\"; break; | |
4084 | ;; case 5: template = \"stmia\\t%0, %M1\"; break; | |
4085 | ;; } | |
e2348bcb | 4086 | ;; output_asm_insn (template, operands); |
4087 | ;; return \"\"; | |
b11cae9e | 4088 | ;; }") |
4089 | ||
cffb2a26 | 4090 | (define_expand "movdi" |
4091 | [(set (match_operand:DI 0 "general_operand" "") | |
4092 | (match_operand:DI 1 "general_operand" ""))] | |
4093 | "TARGET_EITHER" | |
4094 | " | |
b2778788 | 4095 | if (!no_new_pseudos) |
cffb2a26 | 4096 | { |
b2778788 | 4097 | if (GET_CODE (operands[0]) != REG) |
4098 | operands[1] = force_reg (DImode, operands[1]); | |
cffb2a26 | 4099 | } |
4100 | " | |
4101 | ) | |
b11cae9e | 4102 | |
cffb2a26 | 4103 | (define_insn "*arm_movdi" |
d51f92df | 4104 | [(set (match_operand:DI 0 "nonimmediate_di_operand" "=r, r, r, r, m") |
4105 | (match_operand:DI 1 "di_operand" "rDa,Db,Dc,mi,r"))] | |
a2cd141b | 4106 | "TARGET_ARM |
b2778788 | 4107 | && !(TARGET_HARD_FLOAT && (TARGET_MAVERICK || TARGET_VFP)) |
4108 | && !TARGET_IWMMXT | |
4109 | && ( register_operand (operands[0], DImode) | |
4110 | || register_operand (operands[1], DImode))" | |
b11cae9e | 4111 | "* |
d51f92df | 4112 | switch (which_alternative) |
4113 | { | |
4114 | case 0: | |
4115 | case 1: | |
4116 | case 2: | |
4117 | return \"#\"; | |
4118 | default: | |
4119 | return output_move_double (operands); | |
4120 | } | |
cffb2a26 | 4121 | " |
359a6e9f | 4122 | [(set_attr "length" "8,12,16,8,8") |
4123 | (set_attr "type" "*,*,*,load2,store2") | |
4124 | (set_attr "pool_range" "*,*,*,1020,*") | |
4125 | (set_attr "neg_pool_range" "*,*,*,1008,*")] | |
cffb2a26 | 4126 | ) |
4127 | ||
d51f92df | 4128 | (define_split |
4129 | [(set (match_operand:ANY64 0 "arm_general_register_operand" "") | |
4130 | (match_operand:ANY64 1 "const_double_operand" ""))] | |
4131 | "TARGET_ARM | |
4132 | && reload_completed | |
4133 | && (arm_const_double_inline_cost (operands[1]) | |
4134 | <= ((optimize_size || arm_ld_sched) ? 3 : 4))" | |
4135 | [(const_int 0)] | |
4136 | " | |
4137 | arm_split_constant (SET, SImode, curr_insn, | |
4138 | INTVAL (gen_lowpart (SImode, operands[1])), | |
4139 | gen_lowpart (SImode, operands[0]), NULL_RTX, 0); | |
4140 | arm_split_constant (SET, SImode, curr_insn, | |
4141 | INTVAL (gen_highpart_mode (SImode, | |
4142 | GET_MODE (operands[0]), | |
4143 | operands[1])), | |
4144 | gen_highpart (SImode, operands[0]), NULL_RTX, 0); | |
4145 | DONE; | |
4146 | " | |
4147 | ) | |
4148 | ||
e5ba9289 | 4149 | ; If optimizing for size, or if we have load delay slots, then |
4150 | ; we want to split the constant into two separate operations. | |
4151 | ; In both cases this may split a trivial part into a single data op | |
4152 | ; leaving a single complex constant to load. We can also get longer | |
4153 | ; offsets in a LDR which means we get better chances of sharing the pool | |
4154 | ; entries. Finally, we can normally do a better job of scheduling | |
4155 | ; LDR instructions than we can with LDM. | |
4156 | ; This pattern will only match if the one above did not. | |
4157 | (define_split | |
4158 | [(set (match_operand:ANY64 0 "arm_general_register_operand" "") | |
4159 | (match_operand:ANY64 1 "const_double_operand" ""))] | |
4160 | "TARGET_ARM && reload_completed | |
4161 | && arm_const_double_by_parts (operands[1])" | |
4162 | [(set (match_dup 0) (match_dup 1)) | |
4163 | (set (match_dup 2) (match_dup 3))] | |
4164 | " | |
4165 | operands[2] = gen_highpart (SImode, operands[0]); | |
4166 | operands[3] = gen_highpart_mode (SImode, GET_MODE (operands[0]), | |
4167 | operands[1]); | |
4168 | operands[0] = gen_lowpart (SImode, operands[0]); | |
4169 | operands[1] = gen_lowpart (SImode, operands[1]); | |
4170 | " | |
4171 | ) | |
4172 | ||
d51f92df | 4173 | (define_split |
4174 | [(set (match_operand:ANY64 0 "arm_general_register_operand" "") | |
4175 | (match_operand:ANY64 1 "arm_general_register_operand" ""))] | |
4176 | "TARGET_EITHER && reload_completed" | |
4177 | [(set (match_dup 0) (match_dup 1)) | |
4178 | (set (match_dup 2) (match_dup 3))] | |
4179 | " | |
4180 | operands[2] = gen_highpart (SImode, operands[0]); | |
4181 | operands[3] = gen_highpart (SImode, operands[1]); | |
4182 | operands[0] = gen_lowpart (SImode, operands[0]); | |
4183 | operands[1] = gen_lowpart (SImode, operands[1]); | |
4184 | ||
4185 | /* Handle a partial overlap. */ | |
4186 | if (rtx_equal_p (operands[0], operands[3])) | |
4187 | { | |
4188 | rtx tmp0 = operands[0]; | |
4189 | rtx tmp1 = operands[1]; | |
4190 | ||
4191 | operands[0] = operands[2]; | |
4192 | operands[1] = operands[3]; | |
4193 | operands[2] = tmp0; | |
4194 | operands[3] = tmp1; | |
4195 | } | |
4196 | " | |
4197 | ) | |
4198 | ||
a8a3b539 | 4199 | ;; We can't actually do base+index doubleword loads if the index and |
4200 | ;; destination overlap. Split here so that we at least have chance to | |
4201 | ;; schedule. | |
4202 | (define_split | |
4203 | [(set (match_operand:DI 0 "s_register_operand" "") | |
4204 | (mem:DI (plus:SI (match_operand:SI 1 "s_register_operand" "") | |
4205 | (match_operand:SI 2 "s_register_operand" ""))))] | |
4206 | "TARGET_LDRD | |
4207 | && reg_overlap_mentioned_p (operands[0], operands[1]) | |
4208 | && reg_overlap_mentioned_p (operands[0], operands[2])" | |
4209 | [(set (match_dup 4) | |
4210 | (plus:SI (match_dup 1) | |
4211 | (match_dup 2))) | |
4212 | (set (match_dup 0) | |
4213 | (mem:DI (match_dup 4)))] | |
4214 | " | |
4215 | operands[4] = gen_rtx_REG (SImode, REGNO(operands[0])); | |
4216 | " | |
4217 | ) | |
4218 | ||
cffb2a26 | 4219 | ;;; ??? This should have alternatives for constants. |
4220 | ;;; ??? This was originally identical to the movdf_insn pattern. | |
4221 | ;;; ??? The 'i' constraint looks funny, but it should always be replaced by | |
4222 | ;;; thumb_reorg with a memory reference. | |
4223 | (define_insn "*thumb_movdi_insn" | |
215b30b3 | 4224 | [(set (match_operand:DI 0 "nonimmediate_operand" "=l,l,l,l,>,l, m,*r") |
4225 | (match_operand:DI 1 "general_operand" "l, I,J,>,l,mi,l,*r"))] | |
cffb2a26 | 4226 | "TARGET_THUMB |
a2cd141b | 4227 | && !(TARGET_HARD_FLOAT && TARGET_MAVERICK) |
cffb2a26 | 4228 | && ( register_operand (operands[0], DImode) |
4229 | || register_operand (operands[1], DImode))" | |
4230 | "* | |
4231 | { | |
4232 | switch (which_alternative) | |
4233 | { | |
4234 | default: | |
4235 | case 0: | |
4236 | if (REGNO (operands[1]) == REGNO (operands[0]) + 1) | |
4237 | return \"add\\t%0, %1, #0\;add\\t%H0, %H1, #0\"; | |
4238 | return \"add\\t%H0, %H1, #0\;add\\t%0, %1, #0\"; | |
4239 | case 1: | |
4240 | return \"mov\\t%Q0, %1\;mov\\t%R0, #0\"; | |
4241 | case 2: | |
4242 | operands[1] = GEN_INT (- INTVAL (operands[1])); | |
4243 | return \"mov\\t%Q0, %1\;neg\\t%Q0, %Q0\;asr\\t%R0, %Q0, #31\"; | |
4244 | case 3: | |
4245 | return \"ldmia\\t%1, {%0, %H0}\"; | |
4246 | case 4: | |
4247 | return \"stmia\\t%0, {%1, %H1}\"; | |
4248 | case 5: | |
4249 | return thumb_load_double_from_address (operands); | |
4250 | case 6: | |
1a83b3ff | 4251 | operands[2] = gen_rtx_MEM (SImode, |
215b30b3 | 4252 | plus_constant (XEXP (operands[0], 0), 4)); |
cffb2a26 | 4253 | output_asm_insn (\"str\\t%1, %0\;str\\t%H1, %2\", operands); |
4254 | return \"\"; | |
4255 | case 7: | |
4256 | if (REGNO (operands[1]) == REGNO (operands[0]) + 1) | |
4257 | return \"mov\\t%0, %1\;mov\\t%H0, %H1\"; | |
4258 | return \"mov\\t%H0, %H1\;mov\\t%0, %1\"; | |
4259 | } | |
4260 | }" | |
4261 | [(set_attr "length" "4,4,6,2,2,6,4,4") | |
a2cd141b | 4262 | (set_attr "type" "*,*,*,load2,store2,load2,store2,*") |
cffb2a26 | 4263 | (set_attr "pool_range" "*,*,*,*,*,1020,*,*")] |
4264 | ) | |
b11cae9e | 4265 | |
9c08d1fa | 4266 | (define_expand "movsi" |
4267 | [(set (match_operand:SI 0 "general_operand" "") | |
4268 | (match_operand:SI 1 "general_operand" ""))] | |
cffb2a26 | 4269 | "TARGET_EITHER" |
9c08d1fa | 4270 | " |
cffb2a26 | 4271 | if (TARGET_ARM) |
9c08d1fa | 4272 | { |
674a8f0b | 4273 | /* Everything except mem = const or mem = mem can be done easily. */ |
cffb2a26 | 4274 | if (GET_CODE (operands[0]) == MEM) |
4275 | operands[1] = force_reg (SImode, operands[1]); | |
a2cd141b | 4276 | if (arm_general_register_operand (operands[0], SImode) |
4277 | && GET_CODE (operands[1]) == CONST_INT | |
cffb2a26 | 4278 | && !(const_ok_for_arm (INTVAL (operands[1])) |
4279 | || const_ok_for_arm (~INTVAL (operands[1])))) | |
4280 | { | |
96f57e36 | 4281 | arm_split_constant (SET, SImode, NULL_RTX, |
4282 | INTVAL (operands[1]), operands[0], NULL_RTX, | |
615caa51 | 4283 | optimize && !no_new_pseudos); |
cffb2a26 | 4284 | DONE; |
4285 | } | |
4286 | } | |
674a8f0b | 4287 | else /* TARGET_THUMB.... */ |
cffb2a26 | 4288 | { |
215b30b3 | 4289 | if (!no_new_pseudos) |
cffb2a26 | 4290 | { |
4291 | if (GET_CODE (operands[0]) != REG) | |
4292 | operands[1] = force_reg (SImode, operands[1]); | |
4293 | } | |
9c08d1fa | 4294 | } |
f655717d | 4295 | |
4296 | /* Recognize the case where operand[1] is a reference to thread-local | |
4297 | data and load its address to a register. */ | |
4298 | if (arm_tls_referenced_p (operands[1])) | |
4299 | { | |
4300 | rtx tmp = operands[1]; | |
4301 | rtx addend = NULL; | |
4302 | ||
4303 | if (GET_CODE (tmp) == CONST && GET_CODE (XEXP (tmp, 0)) == PLUS) | |
4304 | { | |
4305 | addend = XEXP (XEXP (tmp, 0), 1); | |
4306 | tmp = XEXP (XEXP (tmp, 0), 0); | |
4307 | } | |
4308 | ||
4309 | gcc_assert (GET_CODE (tmp) == SYMBOL_REF); | |
4310 | gcc_assert (SYMBOL_REF_TLS_MODEL (tmp) != 0); | |
4311 | ||
4312 | tmp = legitimize_tls_address (tmp, no_new_pseudos ? operands[0] : 0); | |
4313 | if (addend) | |
4314 | { | |
4315 | tmp = gen_rtx_PLUS (SImode, tmp, addend); | |
4316 | tmp = force_operand (tmp, operands[0]); | |
4317 | } | |
4318 | operands[1] = tmp; | |
4319 | } | |
4320 | else if (flag_pic | |
4321 | && (CONSTANT_P (operands[1]) | |
4322 | || symbol_mentioned_p (operands[1]) | |
4323 | || label_mentioned_p (operands[1]))) | |
4324 | operands[1] = legitimize_pic_address (operands[1], SImode, | |
4325 | (no_new_pseudos ? operands[0] : 0)); | |
215b30b3 | 4326 | " |
4327 | ) | |
9c08d1fa | 4328 | |
cffb2a26 | 4329 | (define_insn "*arm_movsi_insn" |
215b30b3 | 4330 | [(set (match_operand:SI 0 "nonimmediate_operand" "=r,r,r, m") |
4331 | (match_operand:SI 1 "general_operand" "rI,K,mi,r"))] | |
755eb2b4 | 4332 | "TARGET_ARM && ! TARGET_IWMMXT |
a2cd141b | 4333 | && !(TARGET_HARD_FLOAT && TARGET_VFP) |
cffb2a26 | 4334 | && ( register_operand (operands[0], SImode) |
4335 | || register_operand (operands[1], SImode))" | |
f7fbdd4a | 4336 | "@ |
4337 | mov%?\\t%0, %1 | |
4338 | mvn%?\\t%0, #%B1 | |
4339 | ldr%?\\t%0, %1 | |
4340 | str%?\\t%1, %0" | |
a2cd141b | 4341 | [(set_attr "type" "*,*,load1,store1") |
0d66636f | 4342 | (set_attr "predicable" "yes") |
cffb2a26 | 4343 | (set_attr "pool_range" "*,*,4096,*") |
4344 | (set_attr "neg_pool_range" "*,*,4084,*")] | |
4345 | ) | |
87b22bf7 | 4346 | |
4347 | (define_split | |
a2cd141b | 4348 | [(set (match_operand:SI 0 "arm_general_register_operand" "") |
87b22bf7 | 4349 | (match_operand:SI 1 "const_int_operand" ""))] |
cffb2a26 | 4350 | "TARGET_ARM |
215b30b3 | 4351 | && (!(const_ok_for_arm (INTVAL (operands[1])) |
4352 | || const_ok_for_arm (~INTVAL (operands[1]))))" | |
87b22bf7 | 4353 | [(clobber (const_int 0))] |
4354 | " | |
96f57e36 | 4355 | arm_split_constant (SET, SImode, NULL_RTX, |
4356 | INTVAL (operands[1]), operands[0], NULL_RTX, 0); | |
87b22bf7 | 4357 | DONE; |
215b30b3 | 4358 | " |
4359 | ) | |
9c08d1fa | 4360 | |
cffb2a26 | 4361 | (define_insn "*thumb_movsi_insn" |
215b30b3 | 4362 | [(set (match_operand:SI 0 "nonimmediate_operand" "=l,l,l,l,l,>,l, m,*lh") |
4363 | (match_operand:SI 1 "general_operand" "l, I,J,K,>,l,mi,l,*lh"))] | |
cffb2a26 | 4364 | "TARGET_THUMB |
4365 | && ( register_operand (operands[0], SImode) | |
4366 | || register_operand (operands[1], SImode))" | |
4367 | "@ | |
4368 | mov %0, %1 | |
4369 | mov %0, %1 | |
4370 | # | |
4371 | # | |
4372 | ldmia\\t%1, {%0} | |
4373 | stmia\\t%0, {%1} | |
4374 | ldr\\t%0, %1 | |
4375 | str\\t%1, %0 | |
4376 | mov\\t%0, %1" | |
4377 | [(set_attr "length" "2,2,4,4,2,2,2,2,2") | |
a2cd141b | 4378 | (set_attr "type" "*,*,*,*,load1,store1,load1,store1,*") |
cffb2a26 | 4379 | (set_attr "pool_range" "*,*,*,*,*,*,1020,*,*")] |
4380 | ) | |
4381 | ||
4382 | (define_split | |
4383 | [(set (match_operand:SI 0 "register_operand" "") | |
4384 | (match_operand:SI 1 "const_int_operand" ""))] | |
4385 | "TARGET_THUMB && CONST_OK_FOR_THUMB_LETTER (INTVAL (operands[1]), 'J')" | |
4386 | [(set (match_dup 0) (match_dup 1)) | |
4387 | (set (match_dup 0) (neg:SI (match_dup 0)))] | |
4388 | "operands[1] = GEN_INT (- INTVAL (operands[1]));" | |
4389 | ) | |
4390 | ||
4391 | (define_split | |
4392 | [(set (match_operand:SI 0 "register_operand" "") | |
4393 | (match_operand:SI 1 "const_int_operand" ""))] | |
4394 | "TARGET_THUMB && CONST_OK_FOR_THUMB_LETTER (INTVAL (operands[1]), 'K')" | |
4395 | [(set (match_dup 0) (match_dup 1)) | |
4396 | (set (match_dup 0) (ashift:SI (match_dup 0) (match_dup 2)))] | |
4397 | " | |
4398 | { | |
4399 | unsigned HOST_WIDE_INT val = INTVAL (operands[1]); | |
4400 | unsigned HOST_WIDE_INT mask = 0xff; | |
4401 | int i; | |
4402 | ||
4403 | for (i = 0; i < 25; i++) | |
4404 | if ((val & (mask << i)) == val) | |
4405 | break; | |
4406 | ||
f5b3169c | 4407 | /* Shouldn't happen, but we don't want to split if the shift is zero. */ |
cffb2a26 | 4408 | if (i == 0) |
4409 | FAIL; | |
4410 | ||
4411 | operands[1] = GEN_INT (val >> i); | |
4412 | operands[2] = GEN_INT (i); | |
4413 | }" | |
4414 | ) | |
4415 | ||
67336bcf | 4416 | ;; When generating pic, we need to load the symbol offset into a register. |
4417 | ;; So that the optimizer does not confuse this with a normal symbol load | |
4418 | ;; we use an unspec. The offset will be loaded from a constant pool entry, | |
4419 | ;; since that is the only type of relocation we can use. | |
4420 | ||
4421 | ;; The rather odd constraints on the following are to force reload to leave | |
4422 | ;; the insn alone, and to force the minipool generation pass to then move | |
4423 | ;; the GOT symbol to memory. | |
849170fd | 4424 | |
8c4d8060 | 4425 | (define_insn "pic_load_addr_arm" |
849170fd | 4426 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
e1159bbe | 4427 | (unspec:SI [(match_operand:SI 1 "" "mX")] UNSPEC_PIC_SYM))] |
8c4d8060 | 4428 | "TARGET_ARM && flag_pic" |
67336bcf | 4429 | "ldr%?\\t%0, %1" |
a2cd141b | 4430 | [(set_attr "type" "load1") |
8c4d8060 | 4431 | (set (attr "pool_range") (const_int 4096)) |
4432 | (set (attr "neg_pool_range") (const_int 4084))] | |
4433 | ) | |
4434 | ||
4435 | (define_insn "pic_load_addr_thumb" | |
4436 | [(set (match_operand:SI 0 "s_register_operand" "=l") | |
e1159bbe | 4437 | (unspec:SI [(match_operand:SI 1 "" "mX")] UNSPEC_PIC_SYM))] |
8c4d8060 | 4438 | "TARGET_THUMB && flag_pic" |
4439 | "ldr\\t%0, %1" | |
a2cd141b | 4440 | [(set_attr "type" "load1") |
8c4d8060 | 4441 | (set (attr "pool_range") (const_int 1024))] |
cffb2a26 | 4442 | ) |
849170fd | 4443 | |
4444 | ;; This variant is used for AOF assembly, since it needs to mention the | |
4445 | ;; pic register in the rtl. | |
4446 | (define_expand "pic_load_addr_based" | |
7db9af5d | 4447 | [(set (match_operand:SI 0 "s_register_operand" "") |
e1159bbe | 4448 | (unspec:SI [(match_operand 1 "" "") (match_dup 2)] UNSPEC_PIC_SYM))] |
cffb2a26 | 4449 | "TARGET_ARM && flag_pic" |
2cb7d577 | 4450 | "operands[2] = cfun->machine->pic_reg;" |
cffb2a26 | 4451 | ) |
849170fd | 4452 | |
4453 | (define_insn "*pic_load_addr_based_insn" | |
4454 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
4455 | (unspec:SI [(match_operand 1 "" "") | |
e1159bbe | 4456 | (match_operand 2 "s_register_operand" "r")] |
4457 | UNSPEC_PIC_SYM))] | |
2cb7d577 | 4458 | "TARGET_EITHER && flag_pic && operands[2] == cfun->machine->pic_reg" |
849170fd | 4459 | "* |
4460 | #ifdef AOF_ASSEMBLER | |
4461 | operands[1] = aof_pic_entry (operands[1]); | |
4462 | #endif | |
4463 | output_asm_insn (\"ldr%?\\t%0, %a1\", operands); | |
4464 | return \"\"; | |
cffb2a26 | 4465 | " |
a2cd141b | 4466 | [(set_attr "type" "load1") |
cffb2a26 | 4467 | (set (attr "pool_range") |
4468 | (if_then_else (eq_attr "is_thumb" "yes") | |
4469 | (const_int 1024) | |
4470 | (const_int 4096))) | |
4471 | (set (attr "neg_pool_range") | |
4472 | (if_then_else (eq_attr "is_thumb" "yes") | |
4473 | (const_int 0) | |
4474 | (const_int 4084)))] | |
4475 | ) | |
4476 | ||
4477 | (define_insn "pic_add_dot_plus_four" | |
15d5d060 | 4478 | [(set (match_operand:SI 0 "register_operand" "=r") |
4479 | (unspec:SI [(plus:SI (match_operand:SI 1 "register_operand" "0") | |
2c96dc5a | 4480 | (const (plus:SI (pc) (const_int 4))))] |
4481 | UNSPEC_PIC_BASE)) | |
6cdcb15c | 4482 | (use (match_operand 2 "" ""))] |
f655717d | 4483 | "TARGET_THUMB" |
cffb2a26 | 4484 | "* |
6cdcb15c | 4485 | (*targetm.asm_out.internal_label) (asm_out_file, \"LPIC\", |
4486 | INTVAL (operands[2])); | |
cffb2a26 | 4487 | return \"add\\t%0, %|pc\"; |
4488 | " | |
4489 | [(set_attr "length" "2")] | |
4490 | ) | |
849170fd | 4491 | |
4492 | (define_insn "pic_add_dot_plus_eight" | |
15d5d060 | 4493 | [(set (match_operand:SI 0 "register_operand" "=r") |
4494 | (unspec:SI [(plus:SI (match_operand:SI 1 "register_operand" "r") | |
2c96dc5a | 4495 | (const (plus:SI (pc) (const_int 8))))] |
4496 | UNSPEC_PIC_BASE)) | |
6cdcb15c | 4497 | (use (match_operand 2 "" ""))] |
f655717d | 4498 | "TARGET_ARM" |
c4034607 | 4499 | "* |
6cdcb15c | 4500 | (*targetm.asm_out.internal_label) (asm_out_file, \"LPIC\", |
4501 | INTVAL (operands[2])); | |
15d5d060 | 4502 | return \"add%?\\t%0, %|pc, %1\"; |
cffb2a26 | 4503 | " |
0d66636f | 4504 | [(set_attr "predicable" "yes")] |
cffb2a26 | 4505 | ) |
849170fd | 4506 | |
f655717d | 4507 | (define_insn "tls_load_dot_plus_eight" |
4508 | [(set (match_operand:SI 0 "register_operand" "+r") | |
4509 | (mem:SI (unspec:SI [(plus:SI (match_operand:SI 1 "register_operand" "r") | |
4510 | (const (plus:SI (pc) (const_int 8))))] | |
4511 | UNSPEC_PIC_BASE))) | |
6cdcb15c | 4512 | (use (match_operand 2 "" ""))] |
f655717d | 4513 | "TARGET_ARM" |
4514 | "* | |
6cdcb15c | 4515 | (*targetm.asm_out.internal_label) (asm_out_file, \"LPIC\", |
4516 | INTVAL (operands[2])); | |
f655717d | 4517 | return \"ldr%?\\t%0, [%|pc, %1]\t\t@ tls_load_dot_plus_eight\"; |
4518 | " | |
4519 | [(set_attr "predicable" "yes")] | |
4520 | ) | |
4521 | ||
4522 | ;; PIC references to local variables can generate pic_add_dot_plus_eight | |
4523 | ;; followed by a load. These sequences can be crunched down to | |
4524 | ;; tls_load_dot_plus_eight by a peephole. | |
4525 | ||
4526 | (define_peephole2 | |
4527 | [(parallel [(set (match_operand:SI 0 "register_operand" "") | |
15d5d060 | 4528 | (unspec:SI [(plus:SI (match_operand:SI 3 "register_operand" "") |
f655717d | 4529 | (const (plus:SI (pc) (const_int 8))))] |
4530 | UNSPEC_PIC_BASE)) | |
4531 | (use (label_ref (match_operand 1 "" "")))]) | |
4532 | (set (match_operand:SI 2 "register_operand" "") (mem:SI (match_dup 0)))] | |
4533 | "TARGET_ARM && peep2_reg_dead_p (2, operands[0])" | |
15d5d060 | 4534 | [(parallel [(set (match_dup 2) |
4535 | (mem:SI (unspec:SI [(plus:SI (match_dup 3) | |
f655717d | 4536 | (const (plus:SI (pc) (const_int 8))))] |
4537 | UNSPEC_PIC_BASE))) | |
15d5d060 | 4538 | (use (label_ref (match_dup 1)))])] |
f655717d | 4539 | "" |
4540 | ) | |
4541 | ||
95373f08 | 4542 | (define_expand "builtin_setjmp_receiver" |
4543 | [(label_ref (match_operand 0 "" ""))] | |
4544 | "flag_pic" | |
4545 | " | |
4546 | { | |
b935b306 | 4547 | /* r3 is clobbered by set/longjmp, so we can use it as a scratch |
4548 | register. */ | |
2cb7d577 | 4549 | if (arm_pic_register != INVALID_REGNUM) |
4550 | arm_load_pic_register (1UL << 3); | |
95373f08 | 4551 | DONE; |
4552 | }") | |
4553 | ||
9c08d1fa | 4554 | ;; If copying one reg to another we can set the condition codes according to |
4555 | ;; its value. Such a move is common after a return from subroutine and the | |
4556 | ;; result is being tested against zero. | |
4557 | ||
f7fbdd4a | 4558 | (define_insn "*movsi_compare0" |
bd5b4116 | 4559 | [(set (reg:CC CC_REGNUM) |
cffb2a26 | 4560 | (compare:CC (match_operand:SI 1 "s_register_operand" "0,r") |
4561 | (const_int 0))) | |
4562 | (set (match_operand:SI 0 "s_register_operand" "=r,r") | |
4563 | (match_dup 1))] | |
4564 | "TARGET_ARM" | |
e2348bcb | 4565 | "@ |
40dbec34 | 4566 | cmp%?\\t%0, #0 |
4567 | sub%?s\\t%0, %1, #0" | |
cffb2a26 | 4568 | [(set_attr "conds" "set")] |
4569 | ) | |
b11cae9e | 4570 | |
b11cae9e | 4571 | ;; Subroutine to store a half word from a register into memory. |
4572 | ;; Operand 0 is the source register (HImode) | |
c8f69309 | 4573 | ;; Operand 1 is the destination address in a register (SImode) |
b11cae9e | 4574 | |
9c08d1fa | 4575 | ;; In both this routine and the next, we must be careful not to spill |
01cc3b75 | 4576 | ;; a memory address of reg+large_const into a separate PLUS insn, since this |
9c08d1fa | 4577 | ;; can generate unrecognizable rtl. |
4578 | ||
b11cae9e | 4579 | (define_expand "storehi" |
c8f69309 | 4580 | [;; store the low byte |
f082f1c4 | 4581 | (set (match_operand 1 "" "") (match_dup 3)) |
b11cae9e | 4582 | ;; extract the high byte |
c8f69309 | 4583 | (set (match_dup 2) |
4584 | (ashiftrt:SI (match_operand 0 "" "") (const_int 8))) | |
b11cae9e | 4585 | ;; store the high byte |
787f8210 | 4586 | (set (match_dup 4) (match_dup 5))] |
cffb2a26 | 4587 | "TARGET_ARM" |
b11cae9e | 4588 | " |
215b30b3 | 4589 | { |
537ffcfc | 4590 | rtx op1 = operands[1]; |
4591 | rtx addr = XEXP (op1, 0); | |
215b30b3 | 4592 | enum rtx_code code = GET_CODE (addr); |
4593 | ||
4594 | if ((code == PLUS && GET_CODE (XEXP (addr, 1)) != CONST_INT) | |
4595 | || code == MINUS) | |
537ffcfc | 4596 | op1 = replace_equiv_address (operands[1], force_reg (SImode, addr)); |
215b30b3 | 4597 | |
537ffcfc | 4598 | operands[4] = adjust_address (op1, QImode, 1); |
e513d163 | 4599 | operands[1] = adjust_address (operands[1], QImode, 0); |
215b30b3 | 4600 | operands[3] = gen_lowpart (QImode, operands[0]); |
4601 | operands[0] = gen_lowpart (SImode, operands[0]); | |
787f8210 | 4602 | operands[2] = gen_reg_rtx (SImode); |
4603 | operands[5] = gen_lowpart (QImode, operands[2]); | |
215b30b3 | 4604 | }" |
4605 | ) | |
b11cae9e | 4606 | |
c7597b5d | 4607 | (define_expand "storehi_bigend" |
f082f1c4 | 4608 | [(set (match_dup 4) (match_dup 3)) |
c7597b5d | 4609 | (set (match_dup 2) |
4610 | (ashiftrt:SI (match_operand 0 "" "") (const_int 8))) | |
787f8210 | 4611 | (set (match_operand 1 "" "") (match_dup 5))] |
cffb2a26 | 4612 | "TARGET_ARM" |
b11cae9e | 4613 | " |
215b30b3 | 4614 | { |
537ffcfc | 4615 | rtx op1 = operands[1]; |
4616 | rtx addr = XEXP (op1, 0); | |
215b30b3 | 4617 | enum rtx_code code = GET_CODE (addr); |
4618 | ||
4619 | if ((code == PLUS && GET_CODE (XEXP (addr, 1)) != CONST_INT) | |
4620 | || code == MINUS) | |
537ffcfc | 4621 | op1 = replace_equiv_address (op1, force_reg (SImode, addr)); |
215b30b3 | 4622 | |
537ffcfc | 4623 | operands[4] = adjust_address (op1, QImode, 1); |
e513d163 | 4624 | operands[1] = adjust_address (operands[1], QImode, 0); |
215b30b3 | 4625 | operands[3] = gen_lowpart (QImode, operands[0]); |
4626 | operands[0] = gen_lowpart (SImode, operands[0]); | |
4627 | operands[2] = gen_reg_rtx (SImode); | |
787f8210 | 4628 | operands[5] = gen_lowpart (QImode, operands[2]); |
215b30b3 | 4629 | }" |
4630 | ) | |
c7597b5d | 4631 | |
4632 | ;; Subroutine to store a half word integer constant into memory. | |
4633 | (define_expand "storeinthi" | |
f082f1c4 | 4634 | [(set (match_operand 0 "" "") |
787f8210 | 4635 | (match_operand 1 "" "")) |
9e8503e6 | 4636 | (set (match_dup 3) (match_dup 2))] |
cffb2a26 | 4637 | "TARGET_ARM" |
c7597b5d | 4638 | " |
215b30b3 | 4639 | { |
4640 | HOST_WIDE_INT value = INTVAL (operands[1]); | |
4641 | rtx addr = XEXP (operands[0], 0); | |
537ffcfc | 4642 | rtx op0 = operands[0]; |
215b30b3 | 4643 | enum rtx_code code = GET_CODE (addr); |
c7597b5d | 4644 | |
215b30b3 | 4645 | if ((code == PLUS && GET_CODE (XEXP (addr, 1)) != CONST_INT) |
4646 | || code == MINUS) | |
537ffcfc | 4647 | op0 = replace_equiv_address (op0, force_reg (SImode, addr)); |
c7597b5d | 4648 | |
215b30b3 | 4649 | operands[1] = gen_reg_rtx (SImode); |
4650 | if (BYTES_BIG_ENDIAN) | |
4651 | { | |
4652 | emit_insn (gen_movsi (operands[1], GEN_INT ((value >> 8) & 255))); | |
4653 | if ((value & 255) == ((value >> 8) & 255)) | |
4654 | operands[2] = operands[1]; | |
4655 | else | |
4656 | { | |
4657 | operands[2] = gen_reg_rtx (SImode); | |
4658 | emit_insn (gen_movsi (operands[2], GEN_INT (value & 255))); | |
4659 | } | |
4660 | } | |
4661 | else | |
4662 | { | |
4663 | emit_insn (gen_movsi (operands[1], GEN_INT (value & 255))); | |
4664 | if ((value & 255) == ((value >> 8) & 255)) | |
4665 | operands[2] = operands[1]; | |
4666 | else | |
4667 | { | |
4668 | operands[2] = gen_reg_rtx (SImode); | |
4669 | emit_insn (gen_movsi (operands[2], GEN_INT ((value >> 8) & 255))); | |
4670 | } | |
4671 | } | |
c7597b5d | 4672 | |
537ffcfc | 4673 | operands[3] = adjust_address (op0, QImode, 1); |
e513d163 | 4674 | operands[0] = adjust_address (operands[0], QImode, 0); |
9e8503e6 | 4675 | operands[2] = gen_lowpart (QImode, operands[2]); |
787f8210 | 4676 | operands[1] = gen_lowpart (QImode, operands[1]); |
215b30b3 | 4677 | }" |
4678 | ) | |
b11cae9e | 4679 | |
f7fbdd4a | 4680 | (define_expand "storehi_single_op" |
4681 | [(set (match_operand:HI 0 "memory_operand" "") | |
4682 | (match_operand:HI 1 "general_operand" ""))] | |
cffb2a26 | 4683 | "TARGET_ARM && arm_arch4" |
f7fbdd4a | 4684 | " |
215b30b3 | 4685 | if (!s_register_operand (operands[1], HImode)) |
f7fbdd4a | 4686 | operands[1] = copy_to_mode_reg (HImode, operands[1]); |
215b30b3 | 4687 | " |
4688 | ) | |
f7fbdd4a | 4689 | |
b11cae9e | 4690 | (define_expand "movhi" |
4691 | [(set (match_operand:HI 0 "general_operand" "") | |
c8f69309 | 4692 | (match_operand:HI 1 "general_operand" ""))] |
cffb2a26 | 4693 | "TARGET_EITHER" |
b11cae9e | 4694 | " |
cffb2a26 | 4695 | if (TARGET_ARM) |
b11cae9e | 4696 | { |
215b30b3 | 4697 | if (!no_new_pseudos) |
cffb2a26 | 4698 | { |
4699 | if (GET_CODE (operands[0]) == MEM) | |
b11cae9e | 4700 | { |
cffb2a26 | 4701 | if (arm_arch4) |
4702 | { | |
4703 | emit_insn (gen_storehi_single_op (operands[0], operands[1])); | |
4704 | DONE; | |
4705 | } | |
4706 | if (GET_CODE (operands[1]) == CONST_INT) | |
4707 | emit_insn (gen_storeinthi (operands[0], operands[1])); | |
c7597b5d | 4708 | else |
cffb2a26 | 4709 | { |
4710 | if (GET_CODE (operands[1]) == MEM) | |
4711 | operands[1] = force_reg (HImode, operands[1]); | |
4712 | if (BYTES_BIG_ENDIAN) | |
4713 | emit_insn (gen_storehi_bigend (operands[1], operands[0])); | |
4714 | else | |
4715 | emit_insn (gen_storehi (operands[1], operands[0])); | |
4716 | } | |
4717 | DONE; | |
b11cae9e | 4718 | } |
cffb2a26 | 4719 | /* Sign extend a constant, and keep it in an SImode reg. */ |
4720 | else if (GET_CODE (operands[1]) == CONST_INT) | |
9c08d1fa | 4721 | { |
cffb2a26 | 4722 | rtx reg = gen_reg_rtx (SImode); |
4723 | HOST_WIDE_INT val = INTVAL (operands[1]) & 0xffff; | |
4724 | ||
4725 | /* If the constant is already valid, leave it alone. */ | |
215b30b3 | 4726 | if (!const_ok_for_arm (val)) |
cffb2a26 | 4727 | { |
4728 | /* If setting all the top bits will make the constant | |
4729 | loadable in a single instruction, then set them. | |
4730 | Otherwise, sign extend the number. */ | |
4731 | ||
215b30b3 | 4732 | if (const_ok_for_arm (~(val | ~0xffff))) |
cffb2a26 | 4733 | val |= ~0xffff; |
4734 | else if (val & 0x8000) | |
4735 | val |= ~0xffff; | |
4736 | } | |
4737 | ||
4738 | emit_insn (gen_movsi (reg, GEN_INT (val))); | |
9e8503e6 | 4739 | operands[1] = gen_lowpart (HImode, reg); |
9c08d1fa | 4740 | } |
615caa51 | 4741 | else if (arm_arch4 && optimize && !no_new_pseudos |
0045890a | 4742 | && GET_CODE (operands[1]) == MEM) |
4743 | { | |
4744 | rtx reg = gen_reg_rtx (SImode); | |
4745 | ||
4746 | emit_insn (gen_zero_extendhisi2 (reg, operands[1])); | |
4747 | operands[1] = gen_lowpart (HImode, reg); | |
4748 | } | |
215b30b3 | 4749 | else if (!arm_arch4) |
f7fbdd4a | 4750 | { |
cffb2a26 | 4751 | if (GET_CODE (operands[1]) == MEM) |
4752 | { | |
c1a66faf | 4753 | rtx base; |
4754 | rtx offset = const0_rtx; | |
4755 | rtx reg = gen_reg_rtx (SImode); | |
4756 | ||
4757 | if ((GET_CODE (base = XEXP (operands[1], 0)) == REG | |
4758 | || (GET_CODE (base) == PLUS | |
4759 | && (GET_CODE (offset = XEXP (base, 1)) | |
4760 | == CONST_INT) | |
4761 | && ((INTVAL(offset) & 1) != 1) | |
4762 | && GET_CODE (base = XEXP (base, 0)) == REG)) | |
4763 | && REGNO_POINTER_ALIGN (REGNO (base)) >= 32) | |
206ee9a2 | 4764 | { |
c1a66faf | 4765 | rtx new; |
4766 | ||
788fcce0 | 4767 | new = widen_memory_access (operands[1], SImode, |
4768 | ((INTVAL (offset) & ~3) | |
4769 | - INTVAL (offset))); | |
c1a66faf | 4770 | emit_insn (gen_movsi (reg, new)); |
4771 | if (((INTVAL (offset) & 2) != 0) | |
4772 | ^ (BYTES_BIG_ENDIAN ? 1 : 0)) | |
4773 | { | |
4774 | rtx reg2 = gen_reg_rtx (SImode); | |
4775 | ||
4776 | emit_insn (gen_lshrsi3 (reg2, reg, GEN_INT (16))); | |
4777 | reg = reg2; | |
4778 | } | |
206ee9a2 | 4779 | } |
c1a66faf | 4780 | else |
4781 | emit_insn (gen_movhi_bytes (reg, operands[1])); | |
4782 | ||
4783 | operands[1] = gen_lowpart (HImode, reg); | |
cffb2a26 | 4784 | } |
4785 | } | |
4786 | } | |
674a8f0b | 4787 | /* Handle loading a large integer during reload. */ |
cffb2a26 | 4788 | else if (GET_CODE (operands[1]) == CONST_INT |
215b30b3 | 4789 | && !const_ok_for_arm (INTVAL (operands[1])) |
4790 | && !const_ok_for_arm (~INTVAL (operands[1]))) | |
cffb2a26 | 4791 | { |
4792 | /* Writing a constant to memory needs a scratch, which should | |
4793 | be handled with SECONDARY_RELOADs. */ | |
ed29c566 | 4794 | gcc_assert (GET_CODE (operands[0]) == REG); |
cffb2a26 | 4795 | |
4796 | operands[0] = gen_rtx_SUBREG (SImode, operands[0], 0); | |
4797 | emit_insn (gen_movsi (operands[0], operands[1])); | |
4798 | DONE; | |
4799 | } | |
4800 | } | |
4801 | else /* TARGET_THUMB */ | |
4802 | { | |
215b30b3 | 4803 | if (!no_new_pseudos) |
cffb2a26 | 4804 | { |
6cffc037 | 4805 | if (GET_CODE (operands[1]) == CONST_INT) |
4806 | { | |
4807 | rtx reg = gen_reg_rtx (SImode); | |
4808 | ||
4809 | emit_insn (gen_movsi (reg, operands[1])); | |
4810 | operands[1] = gen_lowpart (HImode, reg); | |
4811 | } | |
cffb2a26 | 4812 | |
4813 | /* ??? We shouldn't really get invalid addresses here, but this can | |
215b30b3 | 4814 | happen if we are passed a SP (never OK for HImode/QImode) or |
4815 | virtual register (rejected by GO_IF_LEGITIMATE_ADDRESS for | |
4816 | HImode/QImode) relative address. */ | |
cffb2a26 | 4817 | /* ??? This should perhaps be fixed elsewhere, for instance, in |
4818 | fixup_stack_1, by checking for other kinds of invalid addresses, | |
4819 | e.g. a bare reference to a virtual register. This may confuse the | |
4820 | alpha though, which must handle this case differently. */ | |
4821 | if (GET_CODE (operands[0]) == MEM | |
215b30b3 | 4822 | && !memory_address_p (GET_MODE (operands[0]), |
4823 | XEXP (operands[0], 0))) | |
537ffcfc | 4824 | operands[0] |
4825 | = replace_equiv_address (operands[0], | |
4826 | copy_to_reg (XEXP (operands[0], 0))); | |
cffb2a26 | 4827 | |
4828 | if (GET_CODE (operands[1]) == MEM | |
215b30b3 | 4829 | && !memory_address_p (GET_MODE (operands[1]), |
4830 | XEXP (operands[1], 0))) | |
537ffcfc | 4831 | operands[1] |
4832 | = replace_equiv_address (operands[1], | |
4833 | copy_to_reg (XEXP (operands[1], 0))); | |
6cffc037 | 4834 | |
4835 | if (GET_CODE (operands[1]) == MEM && optimize > 0) | |
4836 | { | |
4837 | rtx reg = gen_reg_rtx (SImode); | |
4838 | ||
4839 | emit_insn (gen_zero_extendhisi2 (reg, operands[1])); | |
4840 | operands[1] = gen_lowpart (HImode, reg); | |
4841 | } | |
4842 | ||
4843 | if (GET_CODE (operands[0]) == MEM) | |
4844 | operands[1] = force_reg (HImode, operands[1]); | |
cffb2a26 | 4845 | } |
cffb2a26 | 4846 | else if (GET_CODE (operands[1]) == CONST_INT |
215b30b3 | 4847 | && !CONST_OK_FOR_THUMB_LETTER (INTVAL (operands[1]), 'I')) |
cffb2a26 | 4848 | { |
6cffc037 | 4849 | /* Handle loading a large integer during reload. */ |
4850 | ||
cffb2a26 | 4851 | /* Writing a constant to memory needs a scratch, which should |
4852 | be handled with SECONDARY_RELOADs. */ | |
ed29c566 | 4853 | gcc_assert (GET_CODE (operands[0]) == REG); |
cffb2a26 | 4854 | |
1a83b3ff | 4855 | operands[0] = gen_rtx_SUBREG (SImode, operands[0], 0); |
cffb2a26 | 4856 | emit_insn (gen_movsi (operands[0], operands[1])); |
4857 | DONE; | |
4858 | } | |
b11cae9e | 4859 | } |
cffb2a26 | 4860 | " |
4861 | ) | |
4862 | ||
4863 | (define_insn "*thumb_movhi_insn" | |
a941568e | 4864 | [(set (match_operand:HI 0 "nonimmediate_operand" "=l,l,m,*r,*h,l") |
4865 | (match_operand:HI 1 "general_operand" "l,m,l,*h,*r,I"))] | |
cffb2a26 | 4866 | "TARGET_THUMB |
4867 | && ( register_operand (operands[0], HImode) | |
4868 | || register_operand (operands[1], HImode))" | |
4869 | "* | |
4870 | switch (which_alternative) | |
d79300ac | 4871 | { |
cffb2a26 | 4872 | case 0: return \"add %0, %1, #0\"; |
4873 | case 2: return \"strh %1, %0\"; | |
4874 | case 3: return \"mov %0, %1\"; | |
4875 | case 4: return \"mov %0, %1\"; | |
4876 | case 5: return \"mov %0, %1\"; | |
ed29c566 | 4877 | default: gcc_unreachable (); |
cffb2a26 | 4878 | case 1: |
4879 | /* The stack pointer can end up being taken as an index register. | |
4880 | Catch this case here and deal with it. */ | |
4881 | if (GET_CODE (XEXP (operands[1], 0)) == PLUS | |
4882 | && GET_CODE (XEXP (XEXP (operands[1], 0), 0)) == REG | |
4883 | && REGNO (XEXP (XEXP (operands[1], 0), 0)) == SP_REGNUM) | |
4884 | { | |
4885 | rtx ops[2]; | |
4886 | ops[0] = operands[0]; | |
4887 | ops[1] = XEXP (XEXP (operands[1], 0), 0); | |
4888 | ||
4889 | output_asm_insn (\"mov %0, %1\", ops); | |
4890 | ||
4891 | XEXP (XEXP (operands[1], 0), 0) = operands[0]; | |
4892 | ||
4893 | } | |
4894 | return \"ldrh %0, %1\"; | |
4895 | }" | |
4896 | [(set_attr "length" "2,4,2,2,2,2") | |
a2cd141b | 4897 | (set_attr "type" "*,load1,store1,*,*,*")] |
cffb2a26 | 4898 | ) |
d79300ac | 4899 | |
b11cae9e | 4900 | |
25f7a26e | 4901 | (define_expand "movhi_bytes" |
eab14235 | 4902 | [(set (match_dup 2) (zero_extend:SI (match_operand:HI 1 "" ""))) |
25f7a26e | 4903 | (set (match_dup 3) |
eab14235 | 4904 | (zero_extend:SI (match_dup 6))) |
25f7a26e | 4905 | (set (match_operand:SI 0 "" "") |
4906 | (ior:SI (ashift:SI (match_dup 4) (const_int 8)) (match_dup 5)))] | |
cffb2a26 | 4907 | "TARGET_ARM" |
25f7a26e | 4908 | " |
215b30b3 | 4909 | { |
4910 | rtx mem1, mem2; | |
4911 | rtx addr = copy_to_mode_reg (SImode, XEXP (operands[1], 0)); | |
4912 | ||
788fcce0 | 4913 | mem1 = change_address (operands[1], QImode, addr); |
4914 | mem2 = change_address (operands[1], QImode, plus_constant (addr, 1)); | |
215b30b3 | 4915 | operands[0] = gen_lowpart (SImode, operands[0]); |
4916 | operands[1] = mem1; | |
4917 | operands[2] = gen_reg_rtx (SImode); | |
4918 | operands[3] = gen_reg_rtx (SImode); | |
4919 | operands[6] = mem2; | |
25f7a26e | 4920 | |
215b30b3 | 4921 | if (BYTES_BIG_ENDIAN) |
4922 | { | |
4923 | operands[4] = operands[2]; | |
4924 | operands[5] = operands[3]; | |
4925 | } | |
4926 | else | |
4927 | { | |
4928 | operands[4] = operands[3]; | |
4929 | operands[5] = operands[2]; | |
4930 | } | |
4931 | }" | |
4932 | ) | |
25f7a26e | 4933 | |
c7597b5d | 4934 | (define_expand "movhi_bigend" |
4935 | [(set (match_dup 2) | |
4936 | (rotate:SI (subreg:SI (match_operand:HI 1 "memory_operand" "") 0) | |
4937 | (const_int 16))) | |
4938 | (set (match_dup 3) | |
4939 | (ashiftrt:SI (match_dup 2) (const_int 16))) | |
4940 | (set (match_operand:HI 0 "s_register_operand" "") | |
787f8210 | 4941 | (match_dup 4))] |
cffb2a26 | 4942 | "TARGET_ARM" |
c7597b5d | 4943 | " |
4944 | operands[2] = gen_reg_rtx (SImode); | |
4945 | operands[3] = gen_reg_rtx (SImode); | |
787f8210 | 4946 | operands[4] = gen_lowpart (HImode, operands[3]); |
215b30b3 | 4947 | " |
4948 | ) | |
b11cae9e | 4949 | |
a2f10574 | 4950 | ;; Pattern to recognize insn generated default case above |
f7fbdd4a | 4951 | (define_insn "*movhi_insn_arch4" |
cffb2a26 | 4952 | [(set (match_operand:HI 0 "nonimmediate_operand" "=r,r,m,r") |
215b30b3 | 4953 | (match_operand:HI 1 "general_operand" "rI,K,r,m"))] |
cffb2a26 | 4954 | "TARGET_ARM |
4955 | && arm_arch4 | |
f7fbdd4a | 4956 | && (GET_CODE (operands[1]) != CONST_INT |
4957 | || const_ok_for_arm (INTVAL (operands[1])) | |
4958 | || const_ok_for_arm (~INTVAL (operands[1])))" | |
4959 | "@ | |
4960 | mov%?\\t%0, %1\\t%@ movhi | |
4961 | mvn%?\\t%0, #%B1\\t%@ movhi | |
aed179ae | 4962 | str%?h\\t%1, %0\\t%@ movhi |
cffb2a26 | 4963 | ldr%?h\\t%0, %1\\t%@ movhi" |
a2cd141b | 4964 | [(set_attr "type" "*,*,store1,load1") |
0d66636f | 4965 | (set_attr "predicable" "yes") |
cffb2a26 | 4966 | (set_attr "pool_range" "*,*,*,256") |
4967 | (set_attr "neg_pool_range" "*,*,*,244")] | |
4968 | ) | |
f7fbdd4a | 4969 | |
f7fbdd4a | 4970 | (define_insn "*movhi_bytes" |
25f7a26e | 4971 | [(set (match_operand:HI 0 "s_register_operand" "=r,r") |
4972 | (match_operand:HI 1 "arm_rhs_operand" "rI,K"))] | |
c1a66faf | 4973 | "TARGET_ARM" |
25f7a26e | 4974 | "@ |
4975 | mov%?\\t%0, %1\\t%@ movhi | |
0d66636f | 4976 | mvn%?\\t%0, #%B1\\t%@ movhi" |
4977 | [(set_attr "predicable" "yes")] | |
4978 | ) | |
25f7a26e | 4979 | |
f90b51f1 | 4980 | (define_expand "thumb_movhi_clobber" |
4981 | [(set (match_operand:HI 0 "memory_operand" "") | |
4982 | (match_operand:HI 1 "register_operand" "")) | |
4983 | (clobber (match_operand:DI 2 "register_operand" ""))] | |
cffb2a26 | 4984 | "TARGET_THUMB" |
f90b51f1 | 4985 | " |
4986 | if (strict_memory_address_p (HImode, XEXP (operands[0], 0)) | |
4987 | && REGNO (operands[1]) <= LAST_LO_REGNUM) | |
4988 | { | |
4989 | emit_insn (gen_movhi (operands[0], operands[1])); | |
4990 | DONE; | |
4991 | } | |
4992 | /* XXX Fixme, need to handle other cases here as well. */ | |
4993 | gcc_unreachable (); | |
4994 | " | |
cffb2a26 | 4995 | ) |
4996 | ||
bc5c7e08 | 4997 | ;; We use a DImode scratch because we may occasionally need an additional |
4998 | ;; temporary if the address isn't offsettable -- push_reload doesn't seem | |
4999 | ;; to take any notice of the "o" constraints on reload_memory_operand operand. | |
d3373b54 | 5000 | (define_expand "reload_outhi" |
cffb2a26 | 5001 | [(parallel [(match_operand:HI 0 "arm_reload_memory_operand" "=o") |
215b30b3 | 5002 | (match_operand:HI 1 "s_register_operand" "r") |
5003 | (match_operand:DI 2 "s_register_operand" "=&l")])] | |
cffb2a26 | 5004 | "TARGET_EITHER" |
5005 | "if (TARGET_ARM) | |
5006 | arm_reload_out_hi (operands); | |
5007 | else | |
5008 | thumb_reload_out_hi (operands); | |
d3373b54 | 5009 | DONE; |
cffb2a26 | 5010 | " |
5011 | ) | |
d3373b54 | 5012 | |
25f7a26e | 5013 | (define_expand "reload_inhi" |
5014 | [(parallel [(match_operand:HI 0 "s_register_operand" "=r") | |
cffb2a26 | 5015 | (match_operand:HI 1 "arm_reload_memory_operand" "o") |
bc5c7e08 | 5016 | (match_operand:DI 2 "s_register_operand" "=&r")])] |
c1a66faf | 5017 | "TARGET_EITHER" |
25f7a26e | 5018 | " |
cffb2a26 | 5019 | if (TARGET_ARM) |
5020 | arm_reload_in_hi (operands); | |
5021 | else | |
5022 | thumb_reload_out_hi (operands); | |
25f7a26e | 5023 | DONE; |
5024 | ") | |
5025 | ||
9c08d1fa | 5026 | (define_expand "movqi" |
5027 | [(set (match_operand:QI 0 "general_operand" "") | |
5028 | (match_operand:QI 1 "general_operand" ""))] | |
cffb2a26 | 5029 | "TARGET_EITHER" |
9c08d1fa | 5030 | " |
6cffc037 | 5031 | /* Everything except mem = const or mem = mem can be done easily */ |
0045890a | 5032 | |
6cffc037 | 5033 | if (!no_new_pseudos) |
cffb2a26 | 5034 | { |
6cffc037 | 5035 | if (GET_CODE (operands[1]) == CONST_INT) |
5036 | { | |
5037 | rtx reg = gen_reg_rtx (SImode); | |
5038 | ||
5039 | emit_insn (gen_movsi (reg, operands[1])); | |
5040 | operands[1] = gen_lowpart (QImode, reg); | |
5041 | } | |
cffb2a26 | 5042 | |
6cffc037 | 5043 | if (TARGET_THUMB) |
5044 | { | |
cffb2a26 | 5045 | /* ??? We shouldn't really get invalid addresses here, but this can |
215b30b3 | 5046 | happen if we are passed a SP (never OK for HImode/QImode) or |
5047 | virtual register (rejected by GO_IF_LEGITIMATE_ADDRESS for | |
5048 | HImode/QImode) relative address. */ | |
cffb2a26 | 5049 | /* ??? This should perhaps be fixed elsewhere, for instance, in |
5050 | fixup_stack_1, by checking for other kinds of invalid addresses, | |
5051 | e.g. a bare reference to a virtual register. This may confuse the | |
5052 | alpha though, which must handle this case differently. */ | |
5053 | if (GET_CODE (operands[0]) == MEM | |
215b30b3 | 5054 | && !memory_address_p (GET_MODE (operands[0]), |
cffb2a26 | 5055 | XEXP (operands[0], 0))) |
537ffcfc | 5056 | operands[0] |
5057 | = replace_equiv_address (operands[0], | |
5058 | copy_to_reg (XEXP (operands[0], 0))); | |
215b30b3 | 5059 | if (GET_CODE (operands[1]) == MEM |
5060 | && !memory_address_p (GET_MODE (operands[1]), | |
cffb2a26 | 5061 | XEXP (operands[1], 0))) |
537ffcfc | 5062 | operands[1] |
5063 | = replace_equiv_address (operands[1], | |
5064 | copy_to_reg (XEXP (operands[1], 0))); | |
6cffc037 | 5065 | } |
5066 | ||
5067 | if (GET_CODE (operands[1]) == MEM && optimize > 0) | |
5068 | { | |
5069 | rtx reg = gen_reg_rtx (SImode); | |
5070 | ||
5071 | emit_insn (gen_zero_extendqisi2 (reg, operands[1])); | |
5072 | operands[1] = gen_lowpart (QImode, reg); | |
5073 | } | |
5074 | ||
5075 | if (GET_CODE (operands[0]) == MEM) | |
5076 | operands[1] = force_reg (QImode, operands[1]); | |
5077 | } | |
5078 | else if (TARGET_THUMB | |
5079 | && GET_CODE (operands[1]) == CONST_INT | |
5080 | && !CONST_OK_FOR_LETTER_P (INTVAL (operands[1]), 'I')) | |
5081 | { | |
674a8f0b | 5082 | /* Handle loading a large integer during reload. */ |
cffb2a26 | 5083 | |
6cffc037 | 5084 | /* Writing a constant to memory needs a scratch, which should |
5085 | be handled with SECONDARY_RELOADs. */ | |
5086 | gcc_assert (GET_CODE (operands[0]) == REG); | |
5087 | ||
5088 | operands[0] = gen_rtx_SUBREG (SImode, operands[0], 0); | |
5089 | emit_insn (gen_movsi (operands[0], operands[1])); | |
5090 | DONE; | |
cffb2a26 | 5091 | } |
5092 | " | |
5093 | ) | |
b11cae9e | 5094 | |
9c08d1fa | 5095 | |
cffb2a26 | 5096 | (define_insn "*arm_movqi_insn" |
5097 | [(set (match_operand:QI 0 "nonimmediate_operand" "=r,r,r,m") | |
5565501b | 5098 | (match_operand:QI 1 "general_operand" "rI,K,m,r"))] |
cffb2a26 | 5099 | "TARGET_ARM |
5100 | && ( register_operand (operands[0], QImode) | |
5101 | || register_operand (operands[1], QImode))" | |
5565501b | 5102 | "@ |
5103 | mov%?\\t%0, %1 | |
5104 | mvn%?\\t%0, #%B1 | |
5105 | ldr%?b\\t%0, %1 | |
5106 | str%?b\\t%1, %0" | |
a2cd141b | 5107 | [(set_attr "type" "*,*,load1,store1") |
0d66636f | 5108 | (set_attr "predicable" "yes")] |
cffb2a26 | 5109 | ) |
5110 | ||
5111 | (define_insn "*thumb_movqi_insn" | |
5112 | [(set (match_operand:QI 0 "nonimmediate_operand" "=l,l,m,*r,*h,l") | |
215b30b3 | 5113 | (match_operand:QI 1 "general_operand" "l, m,l,*h,*r,I"))] |
cffb2a26 | 5114 | "TARGET_THUMB |
5115 | && ( register_operand (operands[0], QImode) | |
5116 | || register_operand (operands[1], QImode))" | |
5117 | "@ | |
5118 | add\\t%0, %1, #0 | |
5119 | ldrb\\t%0, %1 | |
5120 | strb\\t%1, %0 | |
5121 | mov\\t%0, %1 | |
5122 | mov\\t%0, %1 | |
5123 | mov\\t%0, %1" | |
5124 | [(set_attr "length" "2") | |
a2cd141b | 5125 | (set_attr "type" "*,load1,store1,*,*,*") |
cffb2a26 | 5126 | (set_attr "pool_range" "*,32,*,*,*,*")] |
5127 | ) | |
b11cae9e | 5128 | |
87b22bf7 | 5129 | (define_expand "movsf" |
5130 | [(set (match_operand:SF 0 "general_operand" "") | |
5131 | (match_operand:SF 1 "general_operand" ""))] | |
cffb2a26 | 5132 | "TARGET_EITHER" |
87b22bf7 | 5133 | " |
cffb2a26 | 5134 | if (TARGET_ARM) |
5135 | { | |
5136 | if (GET_CODE (operands[0]) == MEM) | |
5137 | operands[1] = force_reg (SFmode, operands[1]); | |
5138 | } | |
5139 | else /* TARGET_THUMB */ | |
5140 | { | |
215b30b3 | 5141 | if (!no_new_pseudos) |
cffb2a26 | 5142 | { |
5143 | if (GET_CODE (operands[0]) != REG) | |
5144 | operands[1] = force_reg (SFmode, operands[1]); | |
5145 | } | |
5146 | } | |
5147 | " | |
5148 | ) | |
5149 | ||
03d440a6 | 5150 | ;; Transform a floating-point move of a constant into a core register into |
5151 | ;; an SImode operation. | |
cffb2a26 | 5152 | (define_split |
03d440a6 | 5153 | [(set (match_operand:SF 0 "arm_general_register_operand" "") |
cffb2a26 | 5154 | (match_operand:SF 1 "immediate_operand" ""))] |
5155 | "TARGET_ARM | |
cffb2a26 | 5156 | && reload_completed |
5157 | && GET_CODE (operands[1]) == CONST_DOUBLE" | |
5158 | [(set (match_dup 2) (match_dup 3))] | |
5159 | " | |
5160 | operands[2] = gen_lowpart (SImode, operands[0]); | |
5161 | operands[3] = gen_lowpart (SImode, operands[1]); | |
5162 | if (operands[2] == 0 || operands[3] == 0) | |
5163 | FAIL; | |
215b30b3 | 5164 | " |
5165 | ) | |
87b22bf7 | 5166 | |
cffb2a26 | 5167 | (define_insn "*arm_movsf_soft_insn" |
5168 | [(set (match_operand:SF 0 "nonimmediate_operand" "=r,r,m") | |
5169 | (match_operand:SF 1 "general_operand" "r,mE,r"))] | |
5170 | "TARGET_ARM | |
5171 | && TARGET_SOFT_FLOAT | |
215b30b3 | 5172 | && (GET_CODE (operands[0]) != MEM |
5173 | || register_operand (operands[1], SFmode))" | |
9a1112d7 | 5174 | "@ |
5175 | mov%?\\t%0, %1 | |
5176 | ldr%?\\t%0, %1\\t%@ float | |
5177 | str%?\\t%1, %0\\t%@ float" | |
cffb2a26 | 5178 | [(set_attr "length" "4,4,4") |
0d66636f | 5179 | (set_attr "predicable" "yes") |
a2cd141b | 5180 | (set_attr "type" "*,load1,store1") |
cffb2a26 | 5181 | (set_attr "pool_range" "*,4096,*") |
5182 | (set_attr "neg_pool_range" "*,4084,*")] | |
5183 | ) | |
5184 | ||
5185 | ;;; ??? This should have alternatives for constants. | |
5186 | (define_insn "*thumb_movsf_insn" | |
215b30b3 | 5187 | [(set (match_operand:SF 0 "nonimmediate_operand" "=l,l,>,l, m,*r,*h") |
5188 | (match_operand:SF 1 "general_operand" "l, >,l,mF,l,*h,*r"))] | |
cffb2a26 | 5189 | "TARGET_THUMB |
5190 | && ( register_operand (operands[0], SFmode) | |
5191 | || register_operand (operands[1], SFmode))" | |
5192 | "@ | |
5193 | add\\t%0, %1, #0 | |
5194 | ldmia\\t%1, {%0} | |
5195 | stmia\\t%0, {%1} | |
5196 | ldr\\t%0, %1 | |
5197 | str\\t%1, %0 | |
5198 | mov\\t%0, %1 | |
5199 | mov\\t%0, %1" | |
5200 | [(set_attr "length" "2") | |
a2cd141b | 5201 | (set_attr "type" "*,load1,store1,load1,store1,*,*") |
cffb2a26 | 5202 | (set_attr "pool_range" "*,*,*,1020,*,*,*")] |
5203 | ) | |
9a1112d7 | 5204 | |
9c08d1fa | 5205 | (define_expand "movdf" |
87b22bf7 | 5206 | [(set (match_operand:DF 0 "general_operand" "") |
5207 | (match_operand:DF 1 "general_operand" ""))] | |
cffb2a26 | 5208 | "TARGET_EITHER" |
9c08d1fa | 5209 | " |
cffb2a26 | 5210 | if (TARGET_ARM) |
5211 | { | |
5212 | if (GET_CODE (operands[0]) == MEM) | |
5213 | operands[1] = force_reg (DFmode, operands[1]); | |
5214 | } | |
5215 | else /* TARGET_THUMB */ | |
5216 | { | |
215b30b3 | 5217 | if (!no_new_pseudos) |
cffb2a26 | 5218 | { |
5219 | if (GET_CODE (operands[0]) != REG) | |
5220 | operands[1] = force_reg (DFmode, operands[1]); | |
5221 | } | |
5222 | } | |
5223 | " | |
5224 | ) | |
b11cae9e | 5225 | |
9c08d1fa | 5226 | ;; Reloading a df mode value stored in integer regs to memory can require a |
5227 | ;; scratch reg. | |
5228 | (define_expand "reload_outdf" | |
cffb2a26 | 5229 | [(match_operand:DF 0 "arm_reload_memory_operand" "=o") |
87b22bf7 | 5230 | (match_operand:DF 1 "s_register_operand" "r") |
5231 | (match_operand:SI 2 "s_register_operand" "=&r")] | |
cffb2a26 | 5232 | "TARGET_ARM" |
87b22bf7 | 5233 | " |
215b30b3 | 5234 | { |
5235 | enum rtx_code code = GET_CODE (XEXP (operands[0], 0)); | |
f7fbdd4a | 5236 | |
215b30b3 | 5237 | if (code == REG) |
5238 | operands[2] = XEXP (operands[0], 0); | |
5239 | else if (code == POST_INC || code == PRE_DEC) | |
5240 | { | |
5241 | operands[0] = gen_rtx_SUBREG (DImode, operands[0], 0); | |
5242 | operands[1] = gen_rtx_SUBREG (DImode, operands[1], 0); | |
5243 | emit_insn (gen_movdi (operands[0], operands[1])); | |
5244 | DONE; | |
5245 | } | |
5246 | else if (code == PRE_INC) | |
5247 | { | |
5248 | rtx reg = XEXP (XEXP (operands[0], 0), 0); | |
f7fbdd4a | 5249 | |
215b30b3 | 5250 | emit_insn (gen_addsi3 (reg, reg, GEN_INT (8))); |
5251 | operands[2] = reg; | |
5252 | } | |
5253 | else if (code == POST_DEC) | |
5254 | operands[2] = XEXP (XEXP (operands[0], 0), 0); | |
5255 | else | |
5256 | emit_insn (gen_addsi3 (operands[2], XEXP (XEXP (operands[0], 0), 0), | |
5257 | XEXP (XEXP (operands[0], 0), 1))); | |
f7fbdd4a | 5258 | |
788fcce0 | 5259 | emit_insn (gen_rtx_SET (VOIDmode, |
5260 | replace_equiv_address (operands[0], operands[2]), | |
215b30b3 | 5261 | operands[1])); |
f7fbdd4a | 5262 | |
215b30b3 | 5263 | if (code == POST_DEC) |
5264 | emit_insn (gen_addsi3 (operands[2], operands[2], GEN_INT (-8))); | |
5265 | ||
5266 | DONE; | |
5267 | }" | |
5268 | ) | |
9c08d1fa | 5269 | |
9a1112d7 | 5270 | (define_insn "*movdf_soft_insn" |
359a6e9f | 5271 | [(set (match_operand:DF 0 "nonimmediate_soft_df_operand" "=r,r,r,r,m") |
5272 | (match_operand:DF 1 "soft_df_operand" "rDa,Db,Dc,mF,r"))] | |
344495ea | 5273 | "TARGET_ARM && TARGET_SOFT_FLOAT |
b2778788 | 5274 | && ( register_operand (operands[0], DFmode) |
5275 | || register_operand (operands[1], DFmode))" | |
d51f92df | 5276 | "* |
5277 | switch (which_alternative) | |
5278 | { | |
5279 | case 0: | |
5280 | case 1: | |
5281 | case 2: | |
5282 | return \"#\"; | |
5283 | default: | |
5284 | return output_move_double (operands); | |
5285 | } | |
5286 | " | |
359a6e9f | 5287 | [(set_attr "length" "8,12,16,8,8") |
5288 | (set_attr "type" "*,*,*,load2,store2") | |
dd080cc9 | 5289 | (set_attr "pool_range" "1020") |
5290 | (set_attr "neg_pool_range" "1008")] | |
cffb2a26 | 5291 | ) |
5292 | ||
5293 | ;;; ??? This should have alternatives for constants. | |
5294 | ;;; ??? This was originally identical to the movdi_insn pattern. | |
5295 | ;;; ??? The 'F' constraint looks funny, but it should always be replaced by | |
5296 | ;;; thumb_reorg with a memory reference. | |
5297 | (define_insn "*thumb_movdf_insn" | |
215b30b3 | 5298 | [(set (match_operand:DF 0 "nonimmediate_operand" "=l,l,>,l, m,*r") |
5299 | (match_operand:DF 1 "general_operand" "l, >,l,mF,l,*r"))] | |
cffb2a26 | 5300 | "TARGET_THUMB |
5301 | && ( register_operand (operands[0], DFmode) | |
5302 | || register_operand (operands[1], DFmode))" | |
5303 | "* | |
5304 | switch (which_alternative) | |
5305 | { | |
5306 | default: | |
5307 | case 0: | |
5308 | if (REGNO (operands[1]) == REGNO (operands[0]) + 1) | |
5309 | return \"add\\t%0, %1, #0\;add\\t%H0, %H1, #0\"; | |
5310 | return \"add\\t%H0, %H1, #0\;add\\t%0, %1, #0\"; | |
5311 | case 1: | |
5312 | return \"ldmia\\t%1, {%0, %H0}\"; | |
5313 | case 2: | |
5314 | return \"stmia\\t%0, {%1, %H1}\"; | |
5315 | case 3: | |
5316 | return thumb_load_double_from_address (operands); | |
5317 | case 4: | |
1a83b3ff | 5318 | operands[2] = gen_rtx_MEM (SImode, |
5319 | plus_constant (XEXP (operands[0], 0), 4)); | |
cffb2a26 | 5320 | output_asm_insn (\"str\\t%1, %0\;str\\t%H1, %2\", operands); |
5321 | return \"\"; | |
5322 | case 5: | |
5323 | if (REGNO (operands[1]) == REGNO (operands[0]) + 1) | |
5324 | return \"mov\\t%0, %1\;mov\\t%H0, %H1\"; | |
5325 | return \"mov\\t%H0, %H1\;mov\\t%0, %1\"; | |
5326 | } | |
5327 | " | |
5328 | [(set_attr "length" "4,2,2,6,4,4") | |
a2cd141b | 5329 | (set_attr "type" "*,load2,store2,load2,store2,*") |
cffb2a26 | 5330 | (set_attr "pool_range" "*,*,*,1020,*,*")] |
5331 | ) | |
755eb2b4 | 5332 | |
ccd90aaa | 5333 | (define_expand "movxf" |
5334 | [(set (match_operand:XF 0 "general_operand" "") | |
5335 | (match_operand:XF 1 "general_operand" ""))] | |
5336 | "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_FPA" | |
5337 | " | |
5338 | if (GET_CODE (operands[0]) == MEM) | |
5339 | operands[1] = force_reg (XFmode, operands[1]); | |
5340 | " | |
5341 | ) | |
5342 | ||
755eb2b4 | 5343 | ;; Vector Moves |
5344 | (define_expand "movv2si" | |
5345 | [(set (match_operand:V2SI 0 "nonimmediate_operand" "") | |
5346 | (match_operand:V2SI 1 "general_operand" ""))] | |
5347 | "TARGET_REALLY_IWMMXT" | |
5348 | { | |
5349 | }) | |
5350 | ||
5351 | (define_expand "movv4hi" | |
5352 | [(set (match_operand:V4HI 0 "nonimmediate_operand" "") | |
5353 | (match_operand:V4HI 1 "general_operand" ""))] | |
5354 | "TARGET_REALLY_IWMMXT" | |
5355 | { | |
5356 | }) | |
5357 | ||
5358 | (define_expand "movv8qi" | |
5359 | [(set (match_operand:V8QI 0 "nonimmediate_operand" "") | |
5360 | (match_operand:V8QI 1 "general_operand" ""))] | |
5361 | "TARGET_REALLY_IWMMXT" | |
5362 | { | |
5363 | }) | |
b11cae9e | 5364 | \f |
b11cae9e | 5365 | |
9c08d1fa | 5366 | ;; load- and store-multiple insns |
5367 | ;; The arm can load/store any set of registers, provided that they are in | |
5368 | ;; ascending order; but that is beyond GCC so stick with what it knows. | |
b11cae9e | 5369 | |
9c08d1fa | 5370 | (define_expand "load_multiple" |
5371 | [(match_par_dup 3 [(set (match_operand:SI 0 "" "") | |
5372 | (match_operand:SI 1 "" "")) | |
5373 | (use (match_operand:SI 2 "" ""))])] | |
cffb2a26 | 5374 | "TARGET_ARM" |
9580c25f | 5375 | { |
5376 | HOST_WIDE_INT offset = 0; | |
5377 | ||
bd5b4116 | 5378 | /* Support only fixed point registers. */ |
9c08d1fa | 5379 | if (GET_CODE (operands[2]) != CONST_INT |
5380 | || INTVAL (operands[2]) > 14 | |
5381 | || INTVAL (operands[2]) < 2 | |
5382 | || GET_CODE (operands[1]) != MEM | |
5383 | || GET_CODE (operands[0]) != REG | |
bd5b4116 | 5384 | || REGNO (operands[0]) > (LAST_ARM_REGNUM - 1) |
5385 | || REGNO (operands[0]) + INTVAL (operands[2]) > LAST_ARM_REGNUM) | |
9c08d1fa | 5386 | FAIL; |
5387 | ||
5388 | operands[3] | |
f082f1c4 | 5389 | = arm_gen_load_multiple (REGNO (operands[0]), INTVAL (operands[2]), |
5390 | force_reg (SImode, XEXP (operands[1], 0)), | |
9580c25f | 5391 | TRUE, FALSE, operands[1], &offset); |
5392 | }) | |
b11cae9e | 5393 | |
9c08d1fa | 5394 | ;; Load multiple with write-back |
5395 | ||
2162064c | 5396 | (define_insn "*ldmsi_postinc4" |
9c08d1fa | 5397 | [(match_parallel 0 "load_multiple_operation" |
13e9316a | 5398 | [(set (match_operand:SI 1 "s_register_operand" "=r") |
a0a72ac3 | 5399 | (plus:SI (match_operand:SI 2 "s_register_operand" "1") |
2162064c | 5400 | (const_int 16))) |
5401 | (set (match_operand:SI 3 "arm_hard_register_operand" "") | |
5402 | (mem:SI (match_dup 2))) | |
a0a72ac3 | 5403 | (set (match_operand:SI 4 "arm_hard_register_operand" "") |
2162064c | 5404 | (mem:SI (plus:SI (match_dup 2) (const_int 4)))) |
5405 | (set (match_operand:SI 5 "arm_hard_register_operand" "") | |
5406 | (mem:SI (plus:SI (match_dup 2) (const_int 8)))) | |
5407 | (set (match_operand:SI 6 "arm_hard_register_operand" "") | |
5408 | (mem:SI (plus:SI (match_dup 2) (const_int 12))))])] | |
5409 | "TARGET_ARM && XVECLEN (operands[0], 0) == 5" | |
5410 | "ldm%?ia\\t%1!, {%3, %4, %5, %6}" | |
a2cd141b | 5411 | [(set_attr "type" "load4") |
2162064c | 5412 | (set_attr "predicable" "yes")] |
5413 | ) | |
b11cae9e | 5414 | |
ccd90aaa | 5415 | (define_insn "*ldmsi_postinc4_thumb" |
5416 | [(match_parallel 0 "load_multiple_operation" | |
5417 | [(set (match_operand:SI 1 "s_register_operand" "=l") | |
5418 | (plus:SI (match_operand:SI 2 "s_register_operand" "1") | |
5419 | (const_int 16))) | |
5420 | (set (match_operand:SI 3 "arm_hard_register_operand" "") | |
5421 | (mem:SI (match_dup 2))) | |
5422 | (set (match_operand:SI 4 "arm_hard_register_operand" "") | |
5423 | (mem:SI (plus:SI (match_dup 2) (const_int 4)))) | |
5424 | (set (match_operand:SI 5 "arm_hard_register_operand" "") | |
5425 | (mem:SI (plus:SI (match_dup 2) (const_int 8)))) | |
5426 | (set (match_operand:SI 6 "arm_hard_register_operand" "") | |
5427 | (mem:SI (plus:SI (match_dup 2) (const_int 12))))])] | |
5428 | "TARGET_THUMB && XVECLEN (operands[0], 0) == 5" | |
5429 | "ldmia\\t%1!, {%3, %4, %5, %6}" | |
5430 | [(set_attr "type" "load4")] | |
5431 | ) | |
5432 | ||
2162064c | 5433 | (define_insn "*ldmsi_postinc3" |
5434 | [(match_parallel 0 "load_multiple_operation" | |
13e9316a | 5435 | [(set (match_operand:SI 1 "s_register_operand" "=r") |
2162064c | 5436 | (plus:SI (match_operand:SI 2 "s_register_operand" "1") |
5437 | (const_int 12))) | |
5438 | (set (match_operand:SI 3 "arm_hard_register_operand" "") | |
5439 | (mem:SI (match_dup 2))) | |
5440 | (set (match_operand:SI 4 "arm_hard_register_operand" "") | |
5441 | (mem:SI (plus:SI (match_dup 2) (const_int 4)))) | |
5442 | (set (match_operand:SI 5 "arm_hard_register_operand" "") | |
5443 | (mem:SI (plus:SI (match_dup 2) (const_int 8))))])] | |
5444 | "TARGET_ARM && XVECLEN (operands[0], 0) == 4" | |
5445 | "ldm%?ia\\t%1!, {%3, %4, %5}" | |
a2cd141b | 5446 | [(set_attr "type" "load3") |
2162064c | 5447 | (set_attr "predicable" "yes")] |
5448 | ) | |
b11cae9e | 5449 | |
2162064c | 5450 | (define_insn "*ldmsi_postinc2" |
5451 | [(match_parallel 0 "load_multiple_operation" | |
13e9316a | 5452 | [(set (match_operand:SI 1 "s_register_operand" "=r") |
2162064c | 5453 | (plus:SI (match_operand:SI 2 "s_register_operand" "1") |
5454 | (const_int 8))) | |
5455 | (set (match_operand:SI 3 "arm_hard_register_operand" "") | |
5456 | (mem:SI (match_dup 2))) | |
5457 | (set (match_operand:SI 4 "arm_hard_register_operand" "") | |
5458 | (mem:SI (plus:SI (match_dup 2) (const_int 4))))])] | |
5459 | "TARGET_ARM && XVECLEN (operands[0], 0) == 3" | |
5460 | "ldm%?ia\\t%1!, {%3, %4}" | |
a2cd141b | 5461 | [(set_attr "type" "load2") |
0d66636f | 5462 | (set_attr "predicable" "yes")] |
5463 | ) | |
b11cae9e | 5464 | |
9c08d1fa | 5465 | ;; Ordinary load multiple |
b11cae9e | 5466 | |
2162064c | 5467 | (define_insn "*ldmsi4" |
9c08d1fa | 5468 | [(match_parallel 0 "load_multiple_operation" |
2162064c | 5469 | [(set (match_operand:SI 2 "arm_hard_register_operand" "") |
5470 | (mem:SI (match_operand:SI 1 "s_register_operand" "r"))) | |
5471 | (set (match_operand:SI 3 "arm_hard_register_operand" "") | |
5472 | (mem:SI (plus:SI (match_dup 1) (const_int 4)))) | |
5473 | (set (match_operand:SI 4 "arm_hard_register_operand" "") | |
5474 | (mem:SI (plus:SI (match_dup 1) (const_int 8)))) | |
5475 | (set (match_operand:SI 5 "arm_hard_register_operand" "") | |
5476 | (mem:SI (plus:SI (match_dup 1) (const_int 12))))])] | |
5477 | "TARGET_ARM && XVECLEN (operands[0], 0) == 4" | |
5478 | "ldm%?ia\\t%1, {%2, %3, %4, %5}" | |
a2cd141b | 5479 | [(set_attr "type" "load4") |
2162064c | 5480 | (set_attr "predicable" "yes")] |
5481 | ) | |
9c08d1fa | 5482 | |
2162064c | 5483 | (define_insn "*ldmsi3" |
5484 | [(match_parallel 0 "load_multiple_operation" | |
5485 | [(set (match_operand:SI 2 "arm_hard_register_operand" "") | |
5486 | (mem:SI (match_operand:SI 1 "s_register_operand" "r"))) | |
5487 | (set (match_operand:SI 3 "arm_hard_register_operand" "") | |
5488 | (mem:SI (plus:SI (match_dup 1) (const_int 4)))) | |
5489 | (set (match_operand:SI 4 "arm_hard_register_operand" "") | |
5490 | (mem:SI (plus:SI (match_dup 1) (const_int 8))))])] | |
5491 | "TARGET_ARM && XVECLEN (operands[0], 0) == 3" | |
5492 | "ldm%?ia\\t%1, {%2, %3, %4}" | |
a2cd141b | 5493 | [(set_attr "type" "load3") |
2162064c | 5494 | (set_attr "predicable" "yes")] |
5495 | ) | |
9c08d1fa | 5496 | |
2162064c | 5497 | (define_insn "*ldmsi2" |
5498 | [(match_parallel 0 "load_multiple_operation" | |
5499 | [(set (match_operand:SI 2 "arm_hard_register_operand" "") | |
5500 | (mem:SI (match_operand:SI 1 "s_register_operand" "r"))) | |
5501 | (set (match_operand:SI 3 "arm_hard_register_operand" "") | |
5502 | (mem:SI (plus:SI (match_dup 1) (const_int 4))))])] | |
5503 | "TARGET_ARM && XVECLEN (operands[0], 0) == 2" | |
5504 | "ldm%?ia\\t%1, {%2, %3}" | |
a2cd141b | 5505 | [(set_attr "type" "load2") |
0d66636f | 5506 | (set_attr "predicable" "yes")] |
5507 | ) | |
9c08d1fa | 5508 | |
5509 | (define_expand "store_multiple" | |
5510 | [(match_par_dup 3 [(set (match_operand:SI 0 "" "") | |
5511 | (match_operand:SI 1 "" "")) | |
5512 | (use (match_operand:SI 2 "" ""))])] | |
cffb2a26 | 5513 | "TARGET_ARM" |
9580c25f | 5514 | { |
5515 | HOST_WIDE_INT offset = 0; | |
5516 | ||
674a8f0b | 5517 | /* Support only fixed point registers. */ |
9c08d1fa | 5518 | if (GET_CODE (operands[2]) != CONST_INT |
5519 | || INTVAL (operands[2]) > 14 | |
5520 | || INTVAL (operands[2]) < 2 | |
5521 | || GET_CODE (operands[1]) != REG | |
5522 | || GET_CODE (operands[0]) != MEM | |
bd5b4116 | 5523 | || REGNO (operands[1]) > (LAST_ARM_REGNUM - 1) |
5524 | || REGNO (operands[1]) + INTVAL (operands[2]) > LAST_ARM_REGNUM) | |
9c08d1fa | 5525 | FAIL; |
5526 | ||
5527 | operands[3] | |
f082f1c4 | 5528 | = arm_gen_store_multiple (REGNO (operands[1]), INTVAL (operands[2]), |
5529 | force_reg (SImode, XEXP (operands[0], 0)), | |
9580c25f | 5530 | TRUE, FALSE, operands[0], &offset); |
5531 | }) | |
b11cae9e | 5532 | |
9c08d1fa | 5533 | ;; Store multiple with write-back |
5534 | ||
2162064c | 5535 | (define_insn "*stmsi_postinc4" |
9c08d1fa | 5536 | [(match_parallel 0 "store_multiple_operation" |
13e9316a | 5537 | [(set (match_operand:SI 1 "s_register_operand" "=r") |
a0a72ac3 | 5538 | (plus:SI (match_operand:SI 2 "s_register_operand" "1") |
2162064c | 5539 | (const_int 16))) |
a0a72ac3 | 5540 | (set (mem:SI (match_dup 2)) |
2162064c | 5541 | (match_operand:SI 3 "arm_hard_register_operand" "")) |
5542 | (set (mem:SI (plus:SI (match_dup 2) (const_int 4))) | |
5543 | (match_operand:SI 4 "arm_hard_register_operand" "")) | |
5544 | (set (mem:SI (plus:SI (match_dup 2) (const_int 8))) | |
5545 | (match_operand:SI 5 "arm_hard_register_operand" "")) | |
5546 | (set (mem:SI (plus:SI (match_dup 2) (const_int 12))) | |
5547 | (match_operand:SI 6 "arm_hard_register_operand" ""))])] | |
5548 | "TARGET_ARM && XVECLEN (operands[0], 0) == 5" | |
5549 | "stm%?ia\\t%1!, {%3, %4, %5, %6}" | |
5550 | [(set_attr "predicable" "yes") | |
5551 | (set_attr "type" "store4")] | |
5552 | ) | |
b11cae9e | 5553 | |
ccd90aaa | 5554 | (define_insn "*stmsi_postinc4_thumb" |
5555 | [(match_parallel 0 "store_multiple_operation" | |
5556 | [(set (match_operand:SI 1 "s_register_operand" "=l") | |
5557 | (plus:SI (match_operand:SI 2 "s_register_operand" "1") | |
5558 | (const_int 16))) | |
5559 | (set (mem:SI (match_dup 2)) | |
5560 | (match_operand:SI 3 "arm_hard_register_operand" "")) | |
5561 | (set (mem:SI (plus:SI (match_dup 2) (const_int 4))) | |
5562 | (match_operand:SI 4 "arm_hard_register_operand" "")) | |
5563 | (set (mem:SI (plus:SI (match_dup 2) (const_int 8))) | |
5564 | (match_operand:SI 5 "arm_hard_register_operand" "")) | |
5565 | (set (mem:SI (plus:SI (match_dup 2) (const_int 12))) | |
5566 | (match_operand:SI 6 "arm_hard_register_operand" ""))])] | |
5567 | "TARGET_THUMB && XVECLEN (operands[0], 0) == 5" | |
5568 | "stmia\\t%1!, {%3, %4, %5, %6}" | |
5569 | [(set_attr "type" "store4")] | |
5570 | ) | |
5571 | ||
2162064c | 5572 | (define_insn "*stmsi_postinc3" |
5573 | [(match_parallel 0 "store_multiple_operation" | |
13e9316a | 5574 | [(set (match_operand:SI 1 "s_register_operand" "=r") |
2162064c | 5575 | (plus:SI (match_operand:SI 2 "s_register_operand" "1") |
5576 | (const_int 12))) | |
5577 | (set (mem:SI (match_dup 2)) | |
5578 | (match_operand:SI 3 "arm_hard_register_operand" "")) | |
5579 | (set (mem:SI (plus:SI (match_dup 2) (const_int 4))) | |
5580 | (match_operand:SI 4 "arm_hard_register_operand" "")) | |
5581 | (set (mem:SI (plus:SI (match_dup 2) (const_int 8))) | |
5582 | (match_operand:SI 5 "arm_hard_register_operand" ""))])] | |
5583 | "TARGET_ARM && XVECLEN (operands[0], 0) == 4" | |
5584 | "stm%?ia\\t%1!, {%3, %4, %5}" | |
5585 | [(set_attr "predicable" "yes") | |
5586 | (set_attr "type" "store3")] | |
5587 | ) | |
9c08d1fa | 5588 | |
2162064c | 5589 | (define_insn "*stmsi_postinc2" |
5590 | [(match_parallel 0 "store_multiple_operation" | |
13e9316a | 5591 | [(set (match_operand:SI 1 "s_register_operand" "=r") |
2162064c | 5592 | (plus:SI (match_operand:SI 2 "s_register_operand" "1") |
5593 | (const_int 8))) | |
5594 | (set (mem:SI (match_dup 2)) | |
5595 | (match_operand:SI 3 "arm_hard_register_operand" "")) | |
5596 | (set (mem:SI (plus:SI (match_dup 2) (const_int 4))) | |
5597 | (match_operand:SI 4 "arm_hard_register_operand" ""))])] | |
5598 | "TARGET_ARM && XVECLEN (operands[0], 0) == 3" | |
5599 | "stm%?ia\\t%1!, {%3, %4}" | |
0d66636f | 5600 | [(set_attr "predicable" "yes") |
2162064c | 5601 | (set_attr "type" "store2")] |
cffb2a26 | 5602 | ) |
9c08d1fa | 5603 | |
5604 | ;; Ordinary store multiple | |
5605 | ||
2162064c | 5606 | (define_insn "*stmsi4" |
9c08d1fa | 5607 | [(match_parallel 0 "store_multiple_operation" |
a0a72ac3 | 5608 | [(set (mem:SI (match_operand:SI 1 "s_register_operand" "r")) |
2162064c | 5609 | (match_operand:SI 2 "arm_hard_register_operand" "")) |
5610 | (set (mem:SI (plus:SI (match_dup 1) (const_int 4))) | |
5611 | (match_operand:SI 3 "arm_hard_register_operand" "")) | |
5612 | (set (mem:SI (plus:SI (match_dup 1) (const_int 8))) | |
5613 | (match_operand:SI 4 "arm_hard_register_operand" "")) | |
5614 | (set (mem:SI (plus:SI (match_dup 1) (const_int 12))) | |
5615 | (match_operand:SI 5 "arm_hard_register_operand" ""))])] | |
5616 | "TARGET_ARM && XVECLEN (operands[0], 0) == 4" | |
5617 | "stm%?ia\\t%1, {%2, %3, %4, %5}" | |
5618 | [(set_attr "predicable" "yes") | |
5619 | (set_attr "type" "store4")] | |
5620 | ) | |
9c08d1fa | 5621 | |
2162064c | 5622 | (define_insn "*stmsi3" |
5623 | [(match_parallel 0 "store_multiple_operation" | |
5624 | [(set (mem:SI (match_operand:SI 1 "s_register_operand" "r")) | |
5625 | (match_operand:SI 2 "arm_hard_register_operand" "")) | |
5626 | (set (mem:SI (plus:SI (match_dup 1) (const_int 4))) | |
5627 | (match_operand:SI 3 "arm_hard_register_operand" "")) | |
5628 | (set (mem:SI (plus:SI (match_dup 1) (const_int 8))) | |
5629 | (match_operand:SI 4 "arm_hard_register_operand" ""))])] | |
5630 | "TARGET_ARM && XVECLEN (operands[0], 0) == 3" | |
5631 | "stm%?ia\\t%1, {%2, %3, %4}" | |
5632 | [(set_attr "predicable" "yes") | |
5633 | (set_attr "type" "store3")] | |
5634 | ) | |
9c08d1fa | 5635 | |
2162064c | 5636 | (define_insn "*stmsi2" |
5637 | [(match_parallel 0 "store_multiple_operation" | |
5638 | [(set (mem:SI (match_operand:SI 1 "s_register_operand" "r")) | |
5639 | (match_operand:SI 2 "arm_hard_register_operand" "")) | |
5640 | (set (mem:SI (plus:SI (match_dup 1) (const_int 4))) | |
5641 | (match_operand:SI 3 "arm_hard_register_operand" ""))])] | |
5642 | "TARGET_ARM && XVECLEN (operands[0], 0) == 2" | |
5643 | "stm%?ia\\t%1, {%2, %3}" | |
0d66636f | 5644 | [(set_attr "predicable" "yes") |
2162064c | 5645 | (set_attr "type" "store2")] |
cffb2a26 | 5646 | ) |
9c08d1fa | 5647 | |
5648 | ;; Move a block of memory if it is word aligned and MORE than 2 words long. | |
5649 | ;; We could let this apply for blocks of less than this, but it clobbers so | |
5650 | ;; many registers that there is then probably a better way. | |
5651 | ||
008c057d | 5652 | (define_expand "movmemqi" |
34191dd1 | 5653 | [(match_operand:BLK 0 "general_operand" "") |
5654 | (match_operand:BLK 1 "general_operand" "") | |
5655 | (match_operand:SI 2 "const_int_operand" "") | |
5656 | (match_operand:SI 3 "const_int_operand" "")] | |
cffb2a26 | 5657 | "TARGET_EITHER" |
9c08d1fa | 5658 | " |
cffb2a26 | 5659 | if (TARGET_ARM) |
5660 | { | |
008c057d | 5661 | if (arm_gen_movmemqi (operands)) |
cffb2a26 | 5662 | DONE; |
5663 | FAIL; | |
5664 | } | |
5665 | else /* TARGET_THUMB */ | |
5666 | { | |
5667 | if ( INTVAL (operands[3]) != 4 | |
5668 | || INTVAL (operands[2]) > 48) | |
5669 | FAIL; | |
5670 | ||
008c057d | 5671 | thumb_expand_movmemqi (operands); |
cffb2a26 | 5672 | DONE; |
5673 | } | |
5674 | " | |
5675 | ) | |
5676 | ||
2162064c | 5677 | ;; Thumb block-move insns |
cffb2a26 | 5678 | |
5679 | (define_insn "movmem12b" | |
960f3acf | 5680 | [(set (mem:SI (match_operand:SI 2 "register_operand" "0")) |
5681 | (mem:SI (match_operand:SI 3 "register_operand" "1"))) | |
5682 | (set (mem:SI (plus:SI (match_dup 2) (const_int 4))) | |
5683 | (mem:SI (plus:SI (match_dup 3) (const_int 4)))) | |
5684 | (set (mem:SI (plus:SI (match_dup 2) (const_int 8))) | |
5685 | (mem:SI (plus:SI (match_dup 3) (const_int 8)))) | |
5686 | (set (match_operand:SI 0 "register_operand" "=l") | |
5687 | (plus:SI (match_dup 2) (const_int 12))) | |
5688 | (set (match_operand:SI 1 "register_operand" "=l") | |
5689 | (plus:SI (match_dup 3) (const_int 12))) | |
5690 | (clobber (match_scratch:SI 4 "=&l")) | |
5691 | (clobber (match_scratch:SI 5 "=&l")) | |
5692 | (clobber (match_scratch:SI 6 "=&l"))] | |
cffb2a26 | 5693 | "TARGET_THUMB" |
5694 | "* return thumb_output_move_mem_multiple (3, operands);" | |
5695 | [(set_attr "length" "4") | |
215b30b3 | 5696 | ; This isn't entirely accurate... It loads as well, but in terms of |
5697 | ; scheduling the following insn it is better to consider it as a store | |
cffb2a26 | 5698 | (set_attr "type" "store3")] |
5699 | ) | |
5700 | ||
5701 | (define_insn "movmem8b" | |
960f3acf | 5702 | [(set (mem:SI (match_operand:SI 2 "register_operand" "0")) |
5703 | (mem:SI (match_operand:SI 3 "register_operand" "1"))) | |
5704 | (set (mem:SI (plus:SI (match_dup 2) (const_int 4))) | |
5705 | (mem:SI (plus:SI (match_dup 3) (const_int 4)))) | |
5706 | (set (match_operand:SI 0 "register_operand" "=l") | |
5707 | (plus:SI (match_dup 2) (const_int 8))) | |
5708 | (set (match_operand:SI 1 "register_operand" "=l") | |
5709 | (plus:SI (match_dup 3) (const_int 8))) | |
5710 | (clobber (match_scratch:SI 4 "=&l")) | |
5711 | (clobber (match_scratch:SI 5 "=&l"))] | |
cffb2a26 | 5712 | "TARGET_THUMB" |
5713 | "* return thumb_output_move_mem_multiple (2, operands);" | |
5714 | [(set_attr "length" "4") | |
215b30b3 | 5715 | ; This isn't entirely accurate... It loads as well, but in terms of |
5716 | ; scheduling the following insn it is better to consider it as a store | |
cffb2a26 | 5717 | (set_attr "type" "store2")] |
5718 | ) | |
5719 | ||
9c08d1fa | 5720 | \f |
b11cae9e | 5721 | |
341940e8 | 5722 | ;; Compare & branch insns |
8d232dc7 | 5723 | ;; The range calculations are based as follows: |
341940e8 | 5724 | ;; For forward branches, the address calculation returns the address of |
5725 | ;; the next instruction. This is 2 beyond the branch instruction. | |
5726 | ;; For backward branches, the address calculation returns the address of | |
5727 | ;; the first instruction in this pattern (cmp). This is 2 before the branch | |
5728 | ;; instruction for the shortest sequence, and 4 before the branch instruction | |
5729 | ;; if we have to jump around an unconditional branch. | |
5730 | ;; To the basic branch range the PC offset must be added (this is +4). | |
5731 | ;; So for forward branches we have | |
5732 | ;; (pos_range - pos_base_offs + pc_offs) = (pos_range - 2 + 4). | |
5733 | ;; And for backward branches we have | |
5734 | ;; (neg_range - neg_base_offs + pc_offs) = (neg_range - (-2 or -4) + 4). | |
5735 | ;; | |
5736 | ;; For a 'b' pos_range = 2046, neg_range = -2048 giving (-2040->2048). | |
5737 | ;; For a 'b<cond>' pos_range = 254, neg_range = -256 giving (-250 ->256). | |
cffb2a26 | 5738 | |
aeac46d4 | 5739 | (define_expand "cbranchsi4" |
5740 | [(set (pc) (if_then_else | |
5741 | (match_operator 0 "arm_comparison_operator" | |
5742 | [(match_operand:SI 1 "s_register_operand" "") | |
5743 | (match_operand:SI 2 "nonmemory_operand" "")]) | |
5744 | (label_ref (match_operand 3 "" "")) | |
5745 | (pc)))] | |
5746 | "TARGET_THUMB" | |
5747 | " | |
5748 | if (thumb_cmpneg_operand (operands[2], SImode)) | |
5749 | { | |
5750 | emit_jump_insn (gen_cbranchsi4_scratch (NULL, operands[1], operands[2], | |
5751 | operands[3], operands[0])); | |
5752 | DONE; | |
5753 | } | |
5754 | if (!thumb_cmp_operand (operands[2], SImode)) | |
5755 | operands[2] = force_reg (SImode, operands[2]); | |
5756 | ") | |
5757 | ||
5758 | (define_insn "*cbranchsi4_insn" | |
5759 | [(set (pc) (if_then_else | |
5760 | (match_operator 0 "arm_comparison_operator" | |
5761 | [(match_operand:SI 1 "s_register_operand" "l,*h") | |
5762 | (match_operand:SI 2 "thumb_cmp_operand" "lI*h,*r")]) | |
5763 | (label_ref (match_operand 3 "" "")) | |
5764 | (pc)))] | |
cffb2a26 | 5765 | "TARGET_THUMB" |
5766 | "* | |
5767 | output_asm_insn (\"cmp\\t%1, %2\", operands); | |
aeac46d4 | 5768 | |
cffb2a26 | 5769 | switch (get_attr_length (insn)) |
5770 | { | |
5771 | case 4: return \"b%d0\\t%l3\"; | |
5772 | case 6: return \"b%D0\\t.LCB%=\;b\\t%l3\\t%@long jump\\n.LCB%=:\"; | |
5773 | default: return \"b%D0\\t.LCB%=\;bl\\t%l3\\t%@far jump\\n.LCB%=:\"; | |
5774 | } | |
5775 | " | |
5776 | [(set (attr "far_jump") | |
5777 | (if_then_else | |
5778 | (eq_attr "length" "8") | |
5779 | (const_string "yes") | |
5780 | (const_string "no"))) | |
5781 | (set (attr "length") | |
5782 | (if_then_else | |
5783 | (and (ge (minus (match_dup 3) (pc)) (const_int -250)) | |
5784 | (le (minus (match_dup 3) (pc)) (const_int 256))) | |
5785 | (const_int 4) | |
5786 | (if_then_else | |
5787 | (and (ge (minus (match_dup 3) (pc)) (const_int -2040)) | |
341940e8 | 5788 | (le (minus (match_dup 3) (pc)) (const_int 2048))) |
cffb2a26 | 5789 | (const_int 6) |
5790 | (const_int 8))))] | |
5791 | ) | |
5792 | ||
aeac46d4 | 5793 | (define_insn "cbranchsi4_scratch" |
5794 | [(set (pc) (if_then_else | |
5795 | (match_operator 4 "arm_comparison_operator" | |
5796 | [(match_operand:SI 1 "s_register_operand" "l,0") | |
5797 | (match_operand:SI 2 "thumb_cmpneg_operand" "L,J")]) | |
5798 | (label_ref (match_operand 3 "" "")) | |
5799 | (pc))) | |
5800 | (clobber (match_scratch:SI 0 "=l,l"))] | |
5801 | "TARGET_THUMB" | |
5802 | "* | |
5803 | output_asm_insn (\"add\\t%0, %1, #%n2\", operands); | |
5804 | ||
5805 | switch (get_attr_length (insn)) | |
5806 | { | |
5807 | case 4: return \"b%d4\\t%l3\"; | |
5808 | case 6: return \"b%D4\\t.LCB%=\;b\\t%l3\\t%@long jump\\n.LCB%=:\"; | |
5809 | default: return \"b%D4\\t.LCB%=\;bl\\t%l3\\t%@far jump\\n.LCB%=:\"; | |
5810 | } | |
5811 | " | |
5812 | [(set (attr "far_jump") | |
5813 | (if_then_else | |
5814 | (eq_attr "length" "8") | |
5815 | (const_string "yes") | |
5816 | (const_string "no"))) | |
5817 | (set (attr "length") | |
5818 | (if_then_else | |
5819 | (and (ge (minus (match_dup 3) (pc)) (const_int -250)) | |
5820 | (le (minus (match_dup 3) (pc)) (const_int 256))) | |
5821 | (const_int 4) | |
5822 | (if_then_else | |
5823 | (and (ge (minus (match_dup 3) (pc)) (const_int -2040)) | |
5824 | (le (minus (match_dup 3) (pc)) (const_int 2048))) | |
5825 | (const_int 6) | |
5826 | (const_int 8))))] | |
5827 | ) | |
5828 | (define_insn "*movsi_cbranchsi4" | |
5829 | [(set (pc) | |
5830 | (if_then_else | |
5831 | (match_operator 3 "arm_comparison_operator" | |
5832 | [(match_operand:SI 1 "s_register_operand" "0,l,l,l") | |
5833 | (const_int 0)]) | |
5834 | (label_ref (match_operand 2 "" "")) | |
5835 | (pc))) | |
5836 | (set (match_operand:SI 0 "thumb_cbrch_target_operand" "=l,l,*h,*m") | |
5837 | (match_dup 1))] | |
5838 | "TARGET_THUMB" | |
5839 | "*{ | |
5840 | if (which_alternative == 0) | |
5841 | output_asm_insn (\"cmp\t%0, #0\", operands); | |
5842 | else if (which_alternative == 1) | |
5843 | output_asm_insn (\"sub\t%0, %1, #0\", operands); | |
5844 | else | |
5845 | { | |
5846 | output_asm_insn (\"cmp\t%1, #0\", operands); | |
5847 | if (which_alternative == 2) | |
5848 | output_asm_insn (\"mov\t%0, %1\", operands); | |
5849 | else | |
5850 | output_asm_insn (\"str\t%1, %0\", operands); | |
5851 | } | |
5852 | switch (get_attr_length (insn) - ((which_alternative > 1) ? 2 : 0)) | |
5853 | { | |
5854 | case 4: return \"b%d3\\t%l2\"; | |
5855 | case 6: return \"b%D3\\t.LCB%=\;b\\t%l2\\t%@long jump\\n.LCB%=:\"; | |
5856 | default: return \"b%D3\\t.LCB%=\;bl\\t%l2\\t%@far jump\\n.LCB%=:\"; | |
5857 | } | |
5858 | }" | |
5859 | [(set (attr "far_jump") | |
5860 | (if_then_else | |
5861 | (ior (and (gt (symbol_ref ("which_alternative")) | |
5862 | (const_int 1)) | |
5863 | (eq_attr "length" "8")) | |
5864 | (eq_attr "length" "10")) | |
5865 | (const_string "yes") | |
5866 | (const_string "no"))) | |
5867 | (set (attr "length") | |
5868 | (if_then_else | |
5869 | (le (symbol_ref ("which_alternative")) | |
5870 | (const_int 1)) | |
5871 | (if_then_else | |
5872 | (and (ge (minus (match_dup 2) (pc)) (const_int -250)) | |
5873 | (le (minus (match_dup 2) (pc)) (const_int 256))) | |
5874 | (const_int 4) | |
5875 | (if_then_else | |
5876 | (and (ge (minus (match_dup 2) (pc)) (const_int -2040)) | |
5877 | (le (minus (match_dup 2) (pc)) (const_int 2048))) | |
5878 | (const_int 6) | |
5879 | (const_int 8))) | |
5880 | (if_then_else | |
5881 | (and (ge (minus (match_dup 2) (pc)) (const_int -248)) | |
5882 | (le (minus (match_dup 2) (pc)) (const_int 256))) | |
5883 | (const_int 6) | |
5884 | (if_then_else | |
5885 | (and (ge (minus (match_dup 2) (pc)) (const_int -2038)) | |
5886 | (le (minus (match_dup 2) (pc)) (const_int 2048))) | |
5887 | (const_int 8) | |
5888 | (const_int 10)))))] | |
5889 | ) | |
5890 | ||
cffb2a26 | 5891 | (define_insn "*negated_cbranchsi4" |
5892 | [(set (pc) | |
5893 | (if_then_else | |
aed179ae | 5894 | (match_operator 0 "equality_operator" |
aeac46d4 | 5895 | [(match_operand:SI 1 "s_register_operand" "l") |
5896 | (neg:SI (match_operand:SI 2 "s_register_operand" "l"))]) | |
5897 | (label_ref (match_operand 3 "" "")) | |
215b30b3 | 5898 | (pc)))] |
cffb2a26 | 5899 | "TARGET_THUMB" |
5900 | "* | |
5901 | output_asm_insn (\"cmn\\t%1, %2\", operands); | |
5902 | switch (get_attr_length (insn)) | |
5903 | { | |
5904 | case 4: return \"b%d0\\t%l3\"; | |
5905 | case 6: return \"b%D0\\t.LCB%=\;b\\t%l3\\t%@long jump\\n.LCB%=:\"; | |
5906 | default: return \"b%D0\\t.LCB%=\;bl\\t%l3\\t%@far jump\\n.LCB%=:\"; | |
5907 | } | |
5908 | " | |
5909 | [(set (attr "far_jump") | |
5910 | (if_then_else | |
5911 | (eq_attr "length" "8") | |
5912 | (const_string "yes") | |
5913 | (const_string "no"))) | |
5914 | (set (attr "length") | |
5915 | (if_then_else | |
5916 | (and (ge (minus (match_dup 3) (pc)) (const_int -250)) | |
341940e8 | 5917 | (le (minus (match_dup 3) (pc)) (const_int 256))) |
cffb2a26 | 5918 | (const_int 4) |
5919 | (if_then_else | |
341940e8 | 5920 | (and (ge (minus (match_dup 3) (pc)) (const_int -2040)) |
5921 | (le (minus (match_dup 3) (pc)) (const_int 2048))) | |
cffb2a26 | 5922 | (const_int 6) |
5923 | (const_int 8))))] | |
5924 | ) | |
5925 | ||
58d6528b | 5926 | (define_insn "*tbit_cbranch" |
5927 | [(set (pc) | |
5928 | (if_then_else | |
5929 | (match_operator 0 "equality_operator" | |
5930 | [(zero_extract:SI (match_operand:SI 1 "s_register_operand" "l") | |
5931 | (const_int 1) | |
5932 | (match_operand:SI 2 "const_int_operand" "i")) | |
5933 | (const_int 0)]) | |
5934 | (label_ref (match_operand 3 "" "")) | |
5935 | (pc))) | |
5936 | (clobber (match_scratch:SI 4 "=l"))] | |
5937 | "TARGET_THUMB" | |
5938 | "* | |
5939 | { | |
5940 | rtx op[3]; | |
5941 | op[0] = operands[4]; | |
5942 | op[1] = operands[1]; | |
5943 | op[2] = GEN_INT (32 - 1 - INTVAL (operands[2])); | |
5944 | ||
5945 | output_asm_insn (\"lsl\\t%0, %1, %2\", op); | |
5946 | switch (get_attr_length (insn)) | |
5947 | { | |
5948 | case 4: return \"b%d0\\t%l3\"; | |
5949 | case 6: return \"b%D0\\t.LCB%=\;b\\t%l3\\t%@long jump\\n.LCB%=:\"; | |
5950 | default: return \"b%D0\\t.LCB%=\;bl\\t%l3\\t%@far jump\\n.LCB%=:\"; | |
5951 | } | |
5952 | }" | |
5953 | [(set (attr "far_jump") | |
5954 | (if_then_else | |
5955 | (eq_attr "length" "8") | |
5956 | (const_string "yes") | |
5957 | (const_string "no"))) | |
5958 | (set (attr "length") | |
5959 | (if_then_else | |
5960 | (and (ge (minus (match_dup 3) (pc)) (const_int -250)) | |
5961 | (le (minus (match_dup 3) (pc)) (const_int 256))) | |
5962 | (const_int 4) | |
5963 | (if_then_else | |
5964 | (and (ge (minus (match_dup 3) (pc)) (const_int -2040)) | |
5965 | (le (minus (match_dup 3) (pc)) (const_int 2048))) | |
5966 | (const_int 6) | |
5967 | (const_int 8))))] | |
5968 | ) | |
5969 | ||
aeac46d4 | 5970 | (define_insn "*tstsi3_cbranch" |
58d6528b | 5971 | [(set (pc) |
5972 | (if_then_else | |
aeac46d4 | 5973 | (match_operator 3 "equality_operator" |
5974 | [(and:SI (match_operand:SI 0 "s_register_operand" "%l") | |
5975 | (match_operand:SI 1 "s_register_operand" "l")) | |
58d6528b | 5976 | (const_int 0)]) |
aeac46d4 | 5977 | (label_ref (match_operand 2 "" "")) |
5978 | (pc)))] | |
58d6528b | 5979 | "TARGET_THUMB" |
5980 | "* | |
5981 | { | |
aeac46d4 | 5982 | output_asm_insn (\"tst\\t%0, %1\", operands); |
58d6528b | 5983 | switch (get_attr_length (insn)) |
5984 | { | |
aeac46d4 | 5985 | case 4: return \"b%d3\\t%l2\"; |
5986 | case 6: return \"b%D3\\t.LCB%=\;b\\t%l2\\t%@long jump\\n.LCB%=:\"; | |
5987 | default: return \"b%D3\\t.LCB%=\;bl\\t%l2\\t%@far jump\\n.LCB%=:\"; | |
58d6528b | 5988 | } |
5989 | }" | |
5990 | [(set (attr "far_jump") | |
5991 | (if_then_else | |
5992 | (eq_attr "length" "8") | |
5993 | (const_string "yes") | |
5994 | (const_string "no"))) | |
5995 | (set (attr "length") | |
5996 | (if_then_else | |
aeac46d4 | 5997 | (and (ge (minus (match_dup 2) (pc)) (const_int -250)) |
5998 | (le (minus (match_dup 2) (pc)) (const_int 256))) | |
58d6528b | 5999 | (const_int 4) |
6000 | (if_then_else | |
aeac46d4 | 6001 | (and (ge (minus (match_dup 2) (pc)) (const_int -2040)) |
6002 | (le (minus (match_dup 2) (pc)) (const_int 2048))) | |
58d6528b | 6003 | (const_int 6) |
6004 | (const_int 8))))] | |
6005 | ) | |
6006 | ||
6007 | (define_insn "*andsi3_cbranch" | |
6008 | [(set (pc) | |
6009 | (if_then_else | |
6010 | (match_operator 5 "equality_operator" | |
6011 | [(and:SI (match_operand:SI 2 "s_register_operand" "%0,1,1,1") | |
6012 | (match_operand:SI 3 "s_register_operand" "l,l,l,l")) | |
6013 | (const_int 0)]) | |
6014 | (label_ref (match_operand 4 "" "")) | |
6015 | (pc))) | |
aeac46d4 | 6016 | (set (match_operand:SI 0 "thumb_cbrch_target_operand" "=l,*?h,*?m,*?m") |
58d6528b | 6017 | (and:SI (match_dup 2) (match_dup 3))) |
6018 | (clobber (match_scratch:SI 1 "=X,l,&l,&l"))] | |
6019 | "TARGET_THUMB" | |
6020 | "* | |
6021 | { | |
6022 | if (which_alternative == 0) | |
6023 | output_asm_insn (\"and\\t%0, %3\", operands); | |
6024 | else if (which_alternative == 1) | |
6025 | { | |
6026 | output_asm_insn (\"and\\t%1, %3\", operands); | |
6027 | output_asm_insn (\"mov\\t%0, %1\", operands); | |
6028 | } | |
6029 | else | |
6030 | { | |
6031 | output_asm_insn (\"and\\t%1, %3\", operands); | |
6032 | output_asm_insn (\"str\\t%1, %0\", operands); | |
6033 | } | |
6034 | ||
6035 | switch (get_attr_length (insn) - (which_alternative ? 2 : 0)) | |
6036 | { | |
6037 | case 4: return \"b%d5\\t%l4\"; | |
6038 | case 6: return \"b%D5\\t.LCB%=\;b\\t%l4\\t%@long jump\\n.LCB%=:\"; | |
6039 | default: return \"b%D5\\t.LCB%=\;bl\\t%l4\\t%@far jump\\n.LCB%=:\"; | |
6040 | } | |
6041 | }" | |
6042 | [(set (attr "far_jump") | |
6043 | (if_then_else | |
6044 | (ior (and (eq (symbol_ref ("which_alternative")) | |
6045 | (const_int 0)) | |
6046 | (eq_attr "length" "8")) | |
6047 | (eq_attr "length" "10")) | |
6048 | (const_string "yes") | |
6049 | (const_string "no"))) | |
6050 | (set (attr "length") | |
6051 | (if_then_else | |
6052 | (eq (symbol_ref ("which_alternative")) | |
6053 | (const_int 0)) | |
6054 | (if_then_else | |
6055 | (and (ge (minus (match_dup 4) (pc)) (const_int -250)) | |
6056 | (le (minus (match_dup 4) (pc)) (const_int 256))) | |
6057 | (const_int 4) | |
6058 | (if_then_else | |
6059 | (and (ge (minus (match_dup 4) (pc)) (const_int -2040)) | |
6060 | (le (minus (match_dup 4) (pc)) (const_int 2048))) | |
6061 | (const_int 6) | |
6062 | (const_int 8))) | |
6063 | (if_then_else | |
6064 | (and (ge (minus (match_dup 4) (pc)) (const_int -248)) | |
6065 | (le (minus (match_dup 4) (pc)) (const_int 256))) | |
6066 | (const_int 6) | |
6067 | (if_then_else | |
6068 | (and (ge (minus (match_dup 4) (pc)) (const_int -2038)) | |
6069 | (le (minus (match_dup 4) (pc)) (const_int 2048))) | |
6070 | (const_int 8) | |
6071 | (const_int 10)))))] | |
6072 | ) | |
6073 | ||
6074 | (define_insn "*orrsi3_cbranch_scratch" | |
6075 | [(set (pc) | |
6076 | (if_then_else | |
6077 | (match_operator 4 "equality_operator" | |
6078 | [(ior:SI (match_operand:SI 1 "s_register_operand" "%0") | |
6079 | (match_operand:SI 2 "s_register_operand" "l")) | |
6080 | (const_int 0)]) | |
6081 | (label_ref (match_operand 3 "" "")) | |
6082 | (pc))) | |
6083 | (clobber (match_scratch:SI 0 "=l"))] | |
6084 | "TARGET_THUMB" | |
6085 | "* | |
6086 | { | |
6087 | output_asm_insn (\"orr\\t%0, %2\", operands); | |
6088 | switch (get_attr_length (insn)) | |
6089 | { | |
6090 | case 4: return \"b%d4\\t%l3\"; | |
6091 | case 6: return \"b%D4\\t.LCB%=\;b\\t%l3\\t%@long jump\\n.LCB%=:\"; | |
6092 | default: return \"b%D4\\t.LCB%=\;bl\\t%l3\\t%@far jump\\n.LCB%=:\"; | |
6093 | } | |
6094 | }" | |
6095 | [(set (attr "far_jump") | |
6096 | (if_then_else | |
6097 | (eq_attr "length" "8") | |
6098 | (const_string "yes") | |
6099 | (const_string "no"))) | |
6100 | (set (attr "length") | |
6101 | (if_then_else | |
6102 | (and (ge (minus (match_dup 3) (pc)) (const_int -250)) | |
6103 | (le (minus (match_dup 3) (pc)) (const_int 256))) | |
6104 | (const_int 4) | |
6105 | (if_then_else | |
6106 | (and (ge (minus (match_dup 3) (pc)) (const_int -2040)) | |
6107 | (le (minus (match_dup 3) (pc)) (const_int 2048))) | |
6108 | (const_int 6) | |
6109 | (const_int 8))))] | |
6110 | ) | |
6111 | ||
6112 | (define_insn "*orrsi3_cbranch" | |
6113 | [(set (pc) | |
6114 | (if_then_else | |
6115 | (match_operator 5 "equality_operator" | |
6116 | [(ior:SI (match_operand:SI 2 "s_register_operand" "%0,1,1,1") | |
6117 | (match_operand:SI 3 "s_register_operand" "l,l,l,l")) | |
6118 | (const_int 0)]) | |
6119 | (label_ref (match_operand 4 "" "")) | |
6120 | (pc))) | |
aeac46d4 | 6121 | (set (match_operand:SI 0 "thumb_cbrch_target_operand" "=l,*?h,*?m,*?m") |
58d6528b | 6122 | (ior:SI (match_dup 2) (match_dup 3))) |
6123 | (clobber (match_scratch:SI 1 "=X,l,&l,&l"))] | |
6124 | "TARGET_THUMB" | |
6125 | "* | |
6126 | { | |
6127 | if (which_alternative == 0) | |
6128 | output_asm_insn (\"orr\\t%0, %3\", operands); | |
6129 | else if (which_alternative == 1) | |
6130 | { | |
6131 | output_asm_insn (\"orr\\t%1, %3\", operands); | |
6132 | output_asm_insn (\"mov\\t%0, %1\", operands); | |
6133 | } | |
6134 | else | |
6135 | { | |
6136 | output_asm_insn (\"orr\\t%1, %3\", operands); | |
6137 | output_asm_insn (\"str\\t%1, %0\", operands); | |
6138 | } | |
6139 | ||
6140 | switch (get_attr_length (insn) - (which_alternative ? 2 : 0)) | |
6141 | { | |
6142 | case 4: return \"b%d5\\t%l4\"; | |
6143 | case 6: return \"b%D5\\t.LCB%=\;b\\t%l4\\t%@long jump\\n.LCB%=:\"; | |
6144 | default: return \"b%D5\\t.LCB%=\;bl\\t%l4\\t%@far jump\\n.LCB%=:\"; | |
6145 | } | |
6146 | }" | |
6147 | [(set (attr "far_jump") | |
6148 | (if_then_else | |
6149 | (ior (and (eq (symbol_ref ("which_alternative")) | |
6150 | (const_int 0)) | |
6151 | (eq_attr "length" "8")) | |
6152 | (eq_attr "length" "10")) | |
6153 | (const_string "yes") | |
6154 | (const_string "no"))) | |
6155 | (set (attr "length") | |
6156 | (if_then_else | |
6157 | (eq (symbol_ref ("which_alternative")) | |
6158 | (const_int 0)) | |
6159 | (if_then_else | |
6160 | (and (ge (minus (match_dup 4) (pc)) (const_int -250)) | |
6161 | (le (minus (match_dup 4) (pc)) (const_int 256))) | |
6162 | (const_int 4) | |
6163 | (if_then_else | |
6164 | (and (ge (minus (match_dup 4) (pc)) (const_int -2040)) | |
6165 | (le (minus (match_dup 4) (pc)) (const_int 2048))) | |
6166 | (const_int 6) | |
6167 | (const_int 8))) | |
6168 | (if_then_else | |
6169 | (and (ge (minus (match_dup 4) (pc)) (const_int -248)) | |
6170 | (le (minus (match_dup 4) (pc)) (const_int 256))) | |
6171 | (const_int 6) | |
6172 | (if_then_else | |
6173 | (and (ge (minus (match_dup 4) (pc)) (const_int -2038)) | |
6174 | (le (minus (match_dup 4) (pc)) (const_int 2048))) | |
6175 | (const_int 8) | |
6176 | (const_int 10)))))] | |
6177 | ) | |
6178 | ||
6179 | (define_insn "*xorsi3_cbranch_scratch" | |
6180 | [(set (pc) | |
6181 | (if_then_else | |
6182 | (match_operator 4 "equality_operator" | |
6183 | [(xor:SI (match_operand:SI 1 "s_register_operand" "%0") | |
6184 | (match_operand:SI 2 "s_register_operand" "l")) | |
6185 | (const_int 0)]) | |
6186 | (label_ref (match_operand 3 "" "")) | |
6187 | (pc))) | |
6188 | (clobber (match_scratch:SI 0 "=l"))] | |
6189 | "TARGET_THUMB" | |
6190 | "* | |
6191 | { | |
6192 | output_asm_insn (\"eor\\t%0, %2\", operands); | |
6193 | switch (get_attr_length (insn)) | |
6194 | { | |
6195 | case 4: return \"b%d4\\t%l3\"; | |
6196 | case 6: return \"b%D4\\t.LCB%=\;b\\t%l3\\t%@long jump\\n.LCB%=:\"; | |
6197 | default: return \"b%D4\\t.LCB%=\;bl\\t%l3\\t%@far jump\\n.LCB%=:\"; | |
6198 | } | |
6199 | }" | |
6200 | [(set (attr "far_jump") | |
6201 | (if_then_else | |
6202 | (eq_attr "length" "8") | |
6203 | (const_string "yes") | |
6204 | (const_string "no"))) | |
6205 | (set (attr "length") | |
6206 | (if_then_else | |
6207 | (and (ge (minus (match_dup 3) (pc)) (const_int -250)) | |
6208 | (le (minus (match_dup 3) (pc)) (const_int 256))) | |
6209 | (const_int 4) | |
6210 | (if_then_else | |
6211 | (and (ge (minus (match_dup 3) (pc)) (const_int -2040)) | |
6212 | (le (minus (match_dup 3) (pc)) (const_int 2048))) | |
6213 | (const_int 6) | |
6214 | (const_int 8))))] | |
6215 | ) | |
6216 | ||
6217 | (define_insn "*xorsi3_cbranch" | |
6218 | [(set (pc) | |
6219 | (if_then_else | |
6220 | (match_operator 5 "equality_operator" | |
6221 | [(xor:SI (match_operand:SI 2 "s_register_operand" "%0,1,1,1") | |
6222 | (match_operand:SI 3 "s_register_operand" "l,l,l,l")) | |
6223 | (const_int 0)]) | |
6224 | (label_ref (match_operand 4 "" "")) | |
6225 | (pc))) | |
aeac46d4 | 6226 | (set (match_operand:SI 0 "thumb_cbrch_target_operand" "=l,*?h,*?m,*?m") |
58d6528b | 6227 | (xor:SI (match_dup 2) (match_dup 3))) |
6228 | (clobber (match_scratch:SI 1 "=X,l,&l,&l"))] | |
6229 | "TARGET_THUMB" | |
6230 | "* | |
6231 | { | |
6232 | if (which_alternative == 0) | |
6233 | output_asm_insn (\"eor\\t%0, %3\", operands); | |
6234 | else if (which_alternative == 1) | |
6235 | { | |
6236 | output_asm_insn (\"eor\\t%1, %3\", operands); | |
6237 | output_asm_insn (\"mov\\t%0, %1\", operands); | |
6238 | } | |
6239 | else | |
6240 | { | |
6241 | output_asm_insn (\"eor\\t%1, %3\", operands); | |
6242 | output_asm_insn (\"str\\t%1, %0\", operands); | |
6243 | } | |
6244 | ||
6245 | switch (get_attr_length (insn) - (which_alternative ? 2 : 0)) | |
6246 | { | |
6247 | case 4: return \"b%d5\\t%l4\"; | |
6248 | case 6: return \"b%D5\\t.LCB%=\;b\\t%l4\\t%@long jump\\n.LCB%=:\"; | |
6249 | default: return \"b%D5\\t.LCB%=\;bl\\t%l4\\t%@far jump\\n.LCB%=:\"; | |
6250 | } | |
6251 | }" | |
6252 | [(set (attr "far_jump") | |
6253 | (if_then_else | |
6254 | (ior (and (eq (symbol_ref ("which_alternative")) | |
6255 | (const_int 0)) | |
6256 | (eq_attr "length" "8")) | |
6257 | (eq_attr "length" "10")) | |
6258 | (const_string "yes") | |
6259 | (const_string "no"))) | |
6260 | (set (attr "length") | |
6261 | (if_then_else | |
6262 | (eq (symbol_ref ("which_alternative")) | |
6263 | (const_int 0)) | |
6264 | (if_then_else | |
6265 | (and (ge (minus (match_dup 4) (pc)) (const_int -250)) | |
6266 | (le (minus (match_dup 4) (pc)) (const_int 256))) | |
6267 | (const_int 4) | |
6268 | (if_then_else | |
6269 | (and (ge (minus (match_dup 4) (pc)) (const_int -2040)) | |
6270 | (le (minus (match_dup 4) (pc)) (const_int 2048))) | |
6271 | (const_int 6) | |
6272 | (const_int 8))) | |
6273 | (if_then_else | |
6274 | (and (ge (minus (match_dup 4) (pc)) (const_int -248)) | |
6275 | (le (minus (match_dup 4) (pc)) (const_int 256))) | |
6276 | (const_int 6) | |
6277 | (if_then_else | |
6278 | (and (ge (minus (match_dup 4) (pc)) (const_int -2038)) | |
6279 | (le (minus (match_dup 4) (pc)) (const_int 2048))) | |
6280 | (const_int 8) | |
6281 | (const_int 10)))))] | |
6282 | ) | |
6283 | ||
aeac46d4 | 6284 | (define_insn "*bicsi3_cbranch_scratch" |
6285 | [(set (pc) | |
6286 | (if_then_else | |
6287 | (match_operator 4 "equality_operator" | |
6288 | [(and:SI (not:SI (match_operand:SI 2 "s_register_operand" "l")) | |
6289 | (match_operand:SI 1 "s_register_operand" "0")) | |
6290 | (const_int 0)]) | |
6291 | (label_ref (match_operand 3 "" "")) | |
6292 | (pc))) | |
6293 | (clobber (match_scratch:SI 0 "=l"))] | |
6294 | "TARGET_THUMB" | |
6295 | "* | |
6296 | { | |
6297 | output_asm_insn (\"bic\\t%0, %2\", operands); | |
6298 | switch (get_attr_length (insn)) | |
6299 | { | |
6300 | case 4: return \"b%d4\\t%l3\"; | |
6301 | case 6: return \"b%D4\\t.LCB%=\;b\\t%l3\\t%@long jump\\n.LCB%=:\"; | |
6302 | default: return \"b%D4\\t.LCB%=\;bl\\t%l3\\t%@far jump\\n.LCB%=:\"; | |
6303 | } | |
6304 | }" | |
6305 | [(set (attr "far_jump") | |
6306 | (if_then_else | |
6307 | (eq_attr "length" "8") | |
6308 | (const_string "yes") | |
6309 | (const_string "no"))) | |
6310 | (set (attr "length") | |
6311 | (if_then_else | |
6312 | (and (ge (minus (match_dup 3) (pc)) (const_int -250)) | |
6313 | (le (minus (match_dup 3) (pc)) (const_int 256))) | |
6314 | (const_int 4) | |
6315 | (if_then_else | |
6316 | (and (ge (minus (match_dup 3) (pc)) (const_int -2040)) | |
6317 | (le (minus (match_dup 3) (pc)) (const_int 2048))) | |
6318 | (const_int 6) | |
6319 | (const_int 8))))] | |
6320 | ) | |
6321 | ||
6322 | (define_insn "*bicsi3_cbranch" | |
6323 | [(set (pc) | |
6324 | (if_then_else | |
6325 | (match_operator 5 "equality_operator" | |
01145ae6 | 6326 | [(and:SI (not:SI (match_operand:SI 3 "s_register_operand" "l,l,l,l,l")) |
6327 | (match_operand:SI 2 "s_register_operand" "0,1,1,1,1")) | |
aeac46d4 | 6328 | (const_int 0)]) |
6329 | (label_ref (match_operand 4 "" "")) | |
6330 | (pc))) | |
01145ae6 | 6331 | (set (match_operand:SI 0 "thumb_cbrch_target_operand" "=!l,l,*?h,*?m,*?m") |
aeac46d4 | 6332 | (and:SI (not:SI (match_dup 3)) (match_dup 2))) |
01145ae6 | 6333 | (clobber (match_scratch:SI 1 "=X,l,l,&l,&l"))] |
aeac46d4 | 6334 | "TARGET_THUMB" |
6335 | "* | |
6336 | { | |
6337 | if (which_alternative == 0) | |
6338 | output_asm_insn (\"bic\\t%0, %3\", operands); | |
01145ae6 | 6339 | else if (which_alternative <= 2) |
aeac46d4 | 6340 | { |
6341 | output_asm_insn (\"bic\\t%1, %3\", operands); | |
01145ae6 | 6342 | /* It's ok if OP0 is a lo-reg, even though the mov will set the |
6343 | conditions again, since we're only testing for equality. */ | |
aeac46d4 | 6344 | output_asm_insn (\"mov\\t%0, %1\", operands); |
6345 | } | |
6346 | else | |
6347 | { | |
6348 | output_asm_insn (\"bic\\t%1, %3\", operands); | |
6349 | output_asm_insn (\"str\\t%1, %0\", operands); | |
6350 | } | |
6351 | ||
6352 | switch (get_attr_length (insn) - (which_alternative ? 2 : 0)) | |
6353 | { | |
6354 | case 4: return \"b%d5\\t%l4\"; | |
6355 | case 6: return \"b%D5\\t.LCB%=\;b\\t%l4\\t%@long jump\\n.LCB%=:\"; | |
6356 | default: return \"b%D5\\t.LCB%=\;bl\\t%l4\\t%@far jump\\n.LCB%=:\"; | |
6357 | } | |
6358 | }" | |
6359 | [(set (attr "far_jump") | |
6360 | (if_then_else | |
6361 | (ior (and (eq (symbol_ref ("which_alternative")) | |
6362 | (const_int 0)) | |
6363 | (eq_attr "length" "8")) | |
6364 | (eq_attr "length" "10")) | |
6365 | (const_string "yes") | |
6366 | (const_string "no"))) | |
6367 | (set (attr "length") | |
6368 | (if_then_else | |
6369 | (eq (symbol_ref ("which_alternative")) | |
6370 | (const_int 0)) | |
6371 | (if_then_else | |
6372 | (and (ge (minus (match_dup 4) (pc)) (const_int -250)) | |
6373 | (le (minus (match_dup 4) (pc)) (const_int 256))) | |
6374 | (const_int 4) | |
6375 | (if_then_else | |
6376 | (and (ge (minus (match_dup 4) (pc)) (const_int -2040)) | |
6377 | (le (minus (match_dup 4) (pc)) (const_int 2048))) | |
6378 | (const_int 6) | |
6379 | (const_int 8))) | |
6380 | (if_then_else | |
6381 | (and (ge (minus (match_dup 4) (pc)) (const_int -248)) | |
6382 | (le (minus (match_dup 4) (pc)) (const_int 256))) | |
6383 | (const_int 6) | |
6384 | (if_then_else | |
6385 | (and (ge (minus (match_dup 4) (pc)) (const_int -2038)) | |
6386 | (le (minus (match_dup 4) (pc)) (const_int 2048))) | |
6387 | (const_int 8) | |
6388 | (const_int 10)))))] | |
6389 | ) | |
6390 | ||
203c488f | 6391 | (define_insn "*cbranchne_decr1" |
6392 | [(set (pc) | |
6393 | (if_then_else (match_operator 3 "equality_operator" | |
6394 | [(match_operand:SI 2 "s_register_operand" "l,l,1,l") | |
6395 | (const_int 0)]) | |
6396 | (label_ref (match_operand 4 "" "")) | |
6397 | (pc))) | |
aeac46d4 | 6398 | (set (match_operand:SI 0 "thumb_cbrch_target_operand" "=l,*?h,*?m,*?m") |
203c488f | 6399 | (plus:SI (match_dup 2) (const_int -1))) |
6400 | (clobber (match_scratch:SI 1 "=X,l,&l,&l"))] | |
6401 | "TARGET_THUMB" | |
6402 | "* | |
6403 | { | |
6404 | rtx cond[2]; | |
6405 | cond[0] = gen_rtx_fmt_ee ((GET_CODE (operands[3]) == NE | |
6406 | ? GEU : LTU), | |
58d6528b | 6407 | VOIDmode, operands[2], const1_rtx); |
203c488f | 6408 | cond[1] = operands[4]; |
6409 | ||
6410 | if (which_alternative == 0) | |
6411 | output_asm_insn (\"sub\\t%0, %2, #1\", operands); | |
6412 | else if (which_alternative == 1) | |
6413 | { | |
6414 | /* We must provide an alternative for a hi reg because reload | |
6415 | cannot handle output reloads on a jump instruction, but we | |
6416 | can't subtract into that. Fortunately a mov from lo to hi | |
6417 | does not clobber the condition codes. */ | |
6418 | output_asm_insn (\"sub\\t%1, %2, #1\", operands); | |
6419 | output_asm_insn (\"mov\\t%0, %1\", operands); | |
6420 | } | |
6421 | else | |
6422 | { | |
6423 | /* Similarly, but the target is memory. */ | |
6424 | output_asm_insn (\"sub\\t%1, %2, #1\", operands); | |
6425 | output_asm_insn (\"str\\t%1, %0\", operands); | |
6426 | } | |
6427 | ||
6428 | switch (get_attr_length (insn) - (which_alternative ? 2 : 0)) | |
6429 | { | |
6430 | case 4: | |
8aea555f | 6431 | output_asm_insn (\"b%d0\\t%l1\", cond); |
203c488f | 6432 | return \"\"; |
6433 | case 6: | |
8aea555f | 6434 | output_asm_insn (\"b%D0\\t.LCB%=\", cond); |
203c488f | 6435 | return \"b\\t%l4\\t%@long jump\\n.LCB%=:\"; |
6436 | default: | |
8aea555f | 6437 | output_asm_insn (\"b%D0\\t.LCB%=\", cond); |
203c488f | 6438 | return \"bl\\t%l4\\t%@far jump\\n.LCB%=:\"; |
6439 | } | |
6440 | } | |
6441 | " | |
6442 | [(set (attr "far_jump") | |
6443 | (if_then_else | |
6444 | (ior (and (eq (symbol_ref ("which_alternative")) | |
6445 | (const_int 0)) | |
6446 | (eq_attr "length" "8")) | |
6447 | (eq_attr "length" "10")) | |
6448 | (const_string "yes") | |
6449 | (const_string "no"))) | |
6450 | (set_attr_alternative "length" | |
6451 | [ | |
6452 | ;; Alternative 0 | |
6453 | (if_then_else | |
6454 | (and (ge (minus (match_dup 4) (pc)) (const_int -250)) | |
6455 | (le (minus (match_dup 4) (pc)) (const_int 256))) | |
6456 | (const_int 4) | |
6457 | (if_then_else | |
6458 | (and (ge (minus (match_dup 4) (pc)) (const_int -2040)) | |
6459 | (le (minus (match_dup 4) (pc)) (const_int 2048))) | |
6460 | (const_int 6) | |
6461 | (const_int 8))) | |
6462 | ;; Alternative 1 | |
6463 | (if_then_else | |
6464 | (and (ge (minus (match_dup 4) (pc)) (const_int -248)) | |
6465 | (le (minus (match_dup 4) (pc)) (const_int 256))) | |
6466 | (const_int 6) | |
6467 | (if_then_else | |
6468 | (and (ge (minus (match_dup 4) (pc)) (const_int -2038)) | |
6469 | (le (minus (match_dup 4) (pc)) (const_int 2048))) | |
6470 | (const_int 8) | |
6471 | (const_int 10))) | |
6472 | ;; Alternative 2 | |
6473 | (if_then_else | |
6474 | (and (ge (minus (match_dup 4) (pc)) (const_int -248)) | |
6475 | (le (minus (match_dup 4) (pc)) (const_int 256))) | |
6476 | (const_int 6) | |
6477 | (if_then_else | |
6478 | (and (ge (minus (match_dup 4) (pc)) (const_int -2038)) | |
6479 | (le (minus (match_dup 4) (pc)) (const_int 2048))) | |
6480 | (const_int 8) | |
6481 | (const_int 10))) | |
6482 | ;; Alternative 3 | |
6483 | (if_then_else | |
6484 | (and (ge (minus (match_dup 4) (pc)) (const_int -248)) | |
6485 | (le (minus (match_dup 4) (pc)) (const_int 256))) | |
6486 | (const_int 6) | |
6487 | (if_then_else | |
6488 | (and (ge (minus (match_dup 4) (pc)) (const_int -2038)) | |
6489 | (le (minus (match_dup 4) (pc)) (const_int 2048))) | |
6490 | (const_int 8) | |
6491 | (const_int 10)))])] | |
6492 | ) | |
cffb2a26 | 6493 | |
58d6528b | 6494 | (define_insn "*addsi3_cbranch" |
6495 | [(set (pc) | |
6496 | (if_then_else | |
6497 | (match_operator 4 "comparison_operator" | |
6498 | [(plus:SI | |
6499 | (match_operand:SI 2 "s_register_operand" "%l,0,*0,1,1,1") | |
6500 | (match_operand:SI 3 "reg_or_int_operand" "lL,IJ,*r,lIJ,lIJ,lIJ")) | |
6501 | (const_int 0)]) | |
6502 | (label_ref (match_operand 5 "" "")) | |
6503 | (pc))) | |
aeac46d4 | 6504 | (set |
6505 | (match_operand:SI 0 "thumb_cbrch_target_operand" "=l,l,*!h,*?h,*?m,*?m") | |
6506 | (plus:SI (match_dup 2) (match_dup 3))) | |
58d6528b | 6507 | (clobber (match_scratch:SI 1 "=X,X,X,l,&l,&l"))] |
6508 | "TARGET_THUMB | |
6509 | && (GET_CODE (operands[4]) == EQ | |
6510 | || GET_CODE (operands[4]) == NE | |
6511 | || GET_CODE (operands[4]) == GE | |
6512 | || GET_CODE (operands[4]) == LT)" | |
6513 | "* | |
6514 | { | |
6515 | rtx cond[3]; | |
6516 | ||
6517 | ||
6518 | cond[0] = (which_alternative < 3) ? operands[0] : operands[1]; | |
6519 | cond[1] = operands[2]; | |
6520 | cond[2] = operands[3]; | |
6521 | ||
6522 | if (GET_CODE (cond[2]) == CONST_INT && INTVAL (cond[2]) < 0) | |
6523 | output_asm_insn (\"sub\\t%0, %1, #%n2\", cond); | |
6524 | else | |
6525 | output_asm_insn (\"add\\t%0, %1, %2\", cond); | |
6526 | ||
6527 | if (which_alternative >= 3 | |
6528 | && which_alternative < 4) | |
6529 | output_asm_insn (\"mov\\t%0, %1\", operands); | |
6530 | else if (which_alternative >= 4) | |
6531 | output_asm_insn (\"str\\t%1, %0\", operands); | |
6532 | ||
6533 | switch (get_attr_length (insn) - ((which_alternative >= 3) ? 2 : 0)) | |
6534 | { | |
6535 | case 4: | |
6536 | return \"b%d4\\t%l5\"; | |
6537 | case 6: | |
6538 | return \"b%D4\\t.LCB%=\;b\\t%l5\\t%@long jump\\n.LCB%=:\"; | |
6539 | default: | |
6540 | return \"b%D4\\t.LCB%=\;bl\\t%l5\\t%@far jump\\n.LCB%=:\"; | |
6541 | } | |
6542 | } | |
6543 | " | |
6544 | [(set (attr "far_jump") | |
6545 | (if_then_else | |
6546 | (ior (and (lt (symbol_ref ("which_alternative")) | |
6547 | (const_int 3)) | |
6548 | (eq_attr "length" "8")) | |
6549 | (eq_attr "length" "10")) | |
6550 | (const_string "yes") | |
6551 | (const_string "no"))) | |
6552 | (set (attr "length") | |
6553 | (if_then_else | |
6554 | (lt (symbol_ref ("which_alternative")) | |
6555 | (const_int 3)) | |
6556 | (if_then_else | |
6557 | (and (ge (minus (match_dup 5) (pc)) (const_int -250)) | |
6558 | (le (minus (match_dup 5) (pc)) (const_int 256))) | |
6559 | (const_int 4) | |
6560 | (if_then_else | |
6561 | (and (ge (minus (match_dup 5) (pc)) (const_int -2040)) | |
6562 | (le (minus (match_dup 5) (pc)) (const_int 2048))) | |
6563 | (const_int 6) | |
6564 | (const_int 8))) | |
6565 | (if_then_else | |
6566 | (and (ge (minus (match_dup 5) (pc)) (const_int -248)) | |
6567 | (le (minus (match_dup 5) (pc)) (const_int 256))) | |
6568 | (const_int 6) | |
6569 | (if_then_else | |
6570 | (and (ge (minus (match_dup 5) (pc)) (const_int -2038)) | |
6571 | (le (minus (match_dup 5) (pc)) (const_int 2048))) | |
6572 | (const_int 8) | |
6573 | (const_int 10)))))] | |
6574 | ) | |
6575 | ||
6576 | (define_insn "*addsi3_cbranch_scratch" | |
6577 | [(set (pc) | |
6578 | (if_then_else | |
6579 | (match_operator 3 "comparison_operator" | |
6580 | [(plus:SI | |
6581 | (match_operand:SI 1 "s_register_operand" "%l,l,l,0") | |
3a445a04 | 6582 | (match_operand:SI 2 "reg_or_int_operand" "J,l,L,IJ")) |
58d6528b | 6583 | (const_int 0)]) |
6584 | (label_ref (match_operand 4 "" "")) | |
6585 | (pc))) | |
6586 | (clobber (match_scratch:SI 0 "=X,X,l,l"))] | |
6587 | "TARGET_THUMB | |
6588 | && (GET_CODE (operands[3]) == EQ | |
6589 | || GET_CODE (operands[3]) == NE | |
6590 | || GET_CODE (operands[3]) == GE | |
6591 | || GET_CODE (operands[3]) == LT)" | |
6592 | "* | |
6593 | { | |
6594 | switch (which_alternative) | |
6595 | { | |
6596 | case 0: | |
6597 | output_asm_insn (\"cmp\t%1, #%n2\", operands); | |
6598 | break; | |
6599 | case 1: | |
6600 | output_asm_insn (\"cmn\t%1, %2\", operands); | |
6601 | break; | |
0f5e9701 | 6602 | case 2: |
3a445a04 | 6603 | if (INTVAL (operands[2]) < 0) |
6604 | output_asm_insn (\"sub\t%0, %1, %2\", operands); | |
6605 | else | |
6606 | output_asm_insn (\"add\t%0, %1, %2\", operands); | |
58d6528b | 6607 | break; |
0f5e9701 | 6608 | case 3: |
3a445a04 | 6609 | if (INTVAL (operands[2]) < 0) |
6610 | output_asm_insn (\"sub\t%0, %0, %2\", operands); | |
6611 | else | |
6612 | output_asm_insn (\"add\t%0, %0, %2\", operands); | |
58d6528b | 6613 | break; |
6614 | } | |
6615 | ||
6616 | switch (get_attr_length (insn)) | |
6617 | { | |
6618 | case 4: | |
6619 | return \"b%d3\\t%l4\"; | |
6620 | case 6: | |
6621 | return \"b%D3\\t.LCB%=\;b\\t%l4\\t%@long jump\\n.LCB%=:\"; | |
6622 | default: | |
6623 | return \"b%D3\\t.LCB%=\;bl\\t%l4\\t%@far jump\\n.LCB%=:\"; | |
6624 | } | |
6625 | } | |
6626 | " | |
6627 | [(set (attr "far_jump") | |
6628 | (if_then_else | |
6629 | (eq_attr "length" "8") | |
6630 | (const_string "yes") | |
6631 | (const_string "no"))) | |
6632 | (set (attr "length") | |
6633 | (if_then_else | |
6634 | (and (ge (minus (match_dup 4) (pc)) (const_int -250)) | |
6635 | (le (minus (match_dup 4) (pc)) (const_int 256))) | |
6636 | (const_int 4) | |
6637 | (if_then_else | |
6638 | (and (ge (minus (match_dup 4) (pc)) (const_int -2040)) | |
6639 | (le (minus (match_dup 4) (pc)) (const_int 2048))) | |
6640 | (const_int 6) | |
6641 | (const_int 8))))] | |
6642 | ) | |
6643 | ||
6644 | (define_insn "*subsi3_cbranch" | |
6645 | [(set (pc) | |
6646 | (if_then_else | |
6647 | (match_operator 4 "comparison_operator" | |
6648 | [(minus:SI | |
6649 | (match_operand:SI 2 "s_register_operand" "l,l,1,l") | |
6650 | (match_operand:SI 3 "s_register_operand" "l,l,l,l")) | |
6651 | (const_int 0)]) | |
6652 | (label_ref (match_operand 5 "" "")) | |
6653 | (pc))) | |
aeac46d4 | 6654 | (set (match_operand:SI 0 "thumb_cbrch_target_operand" "=l,*?h,*?m,*?m") |
58d6528b | 6655 | (minus:SI (match_dup 2) (match_dup 3))) |
6656 | (clobber (match_scratch:SI 1 "=X,l,&l,&l"))] | |
6657 | "TARGET_THUMB | |
6658 | && (GET_CODE (operands[4]) == EQ | |
6659 | || GET_CODE (operands[4]) == NE | |
6660 | || GET_CODE (operands[4]) == GE | |
6661 | || GET_CODE (operands[4]) == LT)" | |
6662 | "* | |
6663 | { | |
6664 | if (which_alternative == 0) | |
6665 | output_asm_insn (\"sub\\t%0, %2, %3\", operands); | |
6666 | else if (which_alternative == 1) | |
6667 | { | |
6668 | /* We must provide an alternative for a hi reg because reload | |
6669 | cannot handle output reloads on a jump instruction, but we | |
6670 | can't subtract into that. Fortunately a mov from lo to hi | |
6671 | does not clobber the condition codes. */ | |
6672 | output_asm_insn (\"sub\\t%1, %2, %3\", operands); | |
6673 | output_asm_insn (\"mov\\t%0, %1\", operands); | |
6674 | } | |
6675 | else | |
6676 | { | |
6677 | /* Similarly, but the target is memory. */ | |
6678 | output_asm_insn (\"sub\\t%1, %2, %3\", operands); | |
6679 | output_asm_insn (\"str\\t%1, %0\", operands); | |
6680 | } | |
6681 | ||
6682 | switch (get_attr_length (insn) - ((which_alternative != 0) ? 2 : 0)) | |
6683 | { | |
6684 | case 4: | |
6685 | return \"b%d4\\t%l5\"; | |
6686 | case 6: | |
6687 | return \"b%D4\\t.LCB%=\;b\\t%l5\\t%@long jump\\n.LCB%=:\"; | |
6688 | default: | |
6689 | return \"b%D4\\t.LCB%=\;bl\\t%l5\\t%@far jump\\n.LCB%=:\"; | |
6690 | } | |
6691 | } | |
6692 | " | |
6693 | [(set (attr "far_jump") | |
6694 | (if_then_else | |
6695 | (ior (and (eq (symbol_ref ("which_alternative")) | |
6696 | (const_int 0)) | |
6697 | (eq_attr "length" "8")) | |
6698 | (eq_attr "length" "10")) | |
6699 | (const_string "yes") | |
6700 | (const_string "no"))) | |
6701 | (set (attr "length") | |
6702 | (if_then_else | |
6703 | (eq (symbol_ref ("which_alternative")) | |
6704 | (const_int 0)) | |
6705 | (if_then_else | |
6706 | (and (ge (minus (match_dup 5) (pc)) (const_int -250)) | |
6707 | (le (minus (match_dup 5) (pc)) (const_int 256))) | |
6708 | (const_int 4) | |
6709 | (if_then_else | |
6710 | (and (ge (minus (match_dup 5) (pc)) (const_int -2040)) | |
6711 | (le (minus (match_dup 5) (pc)) (const_int 2048))) | |
6712 | (const_int 6) | |
6713 | (const_int 8))) | |
6714 | (if_then_else | |
6715 | (and (ge (minus (match_dup 5) (pc)) (const_int -248)) | |
6716 | (le (minus (match_dup 5) (pc)) (const_int 256))) | |
6717 | (const_int 6) | |
6718 | (if_then_else | |
6719 | (and (ge (minus (match_dup 5) (pc)) (const_int -2038)) | |
6720 | (le (minus (match_dup 5) (pc)) (const_int 2048))) | |
6721 | (const_int 8) | |
6722 | (const_int 10)))))] | |
6723 | ) | |
6724 | ||
6725 | (define_insn "*subsi3_cbranch_scratch" | |
6726 | [(set (pc) | |
6727 | (if_then_else | |
6728 | (match_operator 0 "arm_comparison_operator" | |
6729 | [(minus:SI (match_operand:SI 1 "register_operand" "l") | |
6730 | (match_operand:SI 2 "nonmemory_operand" "l")) | |
6731 | (const_int 0)]) | |
6732 | (label_ref (match_operand 3 "" "")) | |
6733 | (pc)))] | |
6734 | "TARGET_THUMB | |
6735 | && (GET_CODE (operands[0]) == EQ | |
6736 | || GET_CODE (operands[0]) == NE | |
6737 | || GET_CODE (operands[0]) == GE | |
6738 | || GET_CODE (operands[0]) == LT)" | |
6739 | "* | |
6740 | output_asm_insn (\"cmp\\t%1, %2\", operands); | |
6741 | switch (get_attr_length (insn)) | |
6742 | { | |
6743 | case 4: return \"b%d0\\t%l3\"; | |
6744 | case 6: return \"b%D0\\t.LCB%=\;b\\t%l3\\t%@long jump\\n.LCB%=:\"; | |
6745 | default: return \"b%D0\\t.LCB%=\;bl\\t%l3\\t%@far jump\\n.LCB%=:\"; | |
6746 | } | |
6747 | " | |
6748 | [(set (attr "far_jump") | |
6749 | (if_then_else | |
6750 | (eq_attr "length" "8") | |
6751 | (const_string "yes") | |
6752 | (const_string "no"))) | |
6753 | (set (attr "length") | |
6754 | (if_then_else | |
6755 | (and (ge (minus (match_dup 3) (pc)) (const_int -250)) | |
6756 | (le (minus (match_dup 3) (pc)) (const_int 256))) | |
6757 | (const_int 4) | |
6758 | (if_then_else | |
6759 | (and (ge (minus (match_dup 3) (pc)) (const_int -2040)) | |
6760 | (le (minus (match_dup 3) (pc)) (const_int 2048))) | |
6761 | (const_int 6) | |
6762 | (const_int 8))))] | |
6763 | ) | |
6764 | ||
9c08d1fa | 6765 | ;; Comparison and test insns |
6766 | ||
6767 | (define_expand "cmpsi" | |
aea4c774 | 6768 | [(match_operand:SI 0 "s_register_operand" "") |
6769 | (match_operand:SI 1 "arm_add_operand" "")] | |
cffb2a26 | 6770 | "TARGET_ARM" |
6771 | "{ | |
6772 | arm_compare_op0 = operands[0]; | |
6773 | arm_compare_op1 = operands[1]; | |
6774 | DONE; | |
6775 | }" | |
6776 | ) | |
b11cae9e | 6777 | |
9c08d1fa | 6778 | (define_expand "cmpsf" |
aea4c774 | 6779 | [(match_operand:SF 0 "s_register_operand" "") |
a2cd141b | 6780 | (match_operand:SF 1 "arm_float_compare_operand" "")] |
6781 | "TARGET_ARM && TARGET_HARD_FLOAT" | |
9c08d1fa | 6782 | " |
9c08d1fa | 6783 | arm_compare_op0 = operands[0]; |
6784 | arm_compare_op1 = operands[1]; | |
9c08d1fa | 6785 | DONE; |
215b30b3 | 6786 | " |
6787 | ) | |
b11cae9e | 6788 | |
9c08d1fa | 6789 | (define_expand "cmpdf" |
aea4c774 | 6790 | [(match_operand:DF 0 "s_register_operand" "") |
a2cd141b | 6791 | (match_operand:DF 1 "arm_float_compare_operand" "")] |
6792 | "TARGET_ARM && TARGET_HARD_FLOAT" | |
9c08d1fa | 6793 | " |
9c08d1fa | 6794 | arm_compare_op0 = operands[0]; |
6795 | arm_compare_op1 = operands[1]; | |
9c08d1fa | 6796 | DONE; |
215b30b3 | 6797 | " |
6798 | ) | |
b11cae9e | 6799 | |
cffb2a26 | 6800 | (define_insn "*arm_cmpsi_insn" |
bd5b4116 | 6801 | [(set (reg:CC CC_REGNUM) |
aea4c774 | 6802 | (compare:CC (match_operand:SI 0 "s_register_operand" "r,r") |
cffb2a26 | 6803 | (match_operand:SI 1 "arm_add_operand" "rI,L")))] |
6804 | "TARGET_ARM" | |
5565501b | 6805 | "@ |
aea4c774 | 6806 | cmp%?\\t%0, %1 |
6807 | cmn%?\\t%0, #%n1" | |
cffb2a26 | 6808 | [(set_attr "conds" "set")] |
6809 | ) | |
b11cae9e | 6810 | |
aea4c774 | 6811 | (define_insn "*cmpsi_shiftsi" |
bd5b4116 | 6812 | [(set (reg:CC CC_REGNUM) |
cffb2a26 | 6813 | (compare:CC (match_operand:SI 0 "s_register_operand" "r") |
6814 | (match_operator:SI 3 "shift_operator" | |
aea4c774 | 6815 | [(match_operand:SI 1 "s_register_operand" "r") |
cffb2a26 | 6816 | (match_operand:SI 2 "arm_rhs_operand" "rM")])))] |
6817 | "TARGET_ARM" | |
aea4c774 | 6818 | "cmp%?\\t%0, %1%S3" |
344495ea | 6819 | [(set_attr "conds" "set") |
331beb1a | 6820 | (set_attr "shift" "1") |
a2cd141b | 6821 | (set (attr "type") (if_then_else (match_operand 2 "const_int_operand" "") |
6822 | (const_string "alu_shift") | |
6823 | (const_string "alu_shift_reg")))] | |
0d66636f | 6824 | ) |
b11cae9e | 6825 | |
aea4c774 | 6826 | (define_insn "*cmpsi_shiftsi_swp" |
bd5b4116 | 6827 | [(set (reg:CC_SWP CC_REGNUM) |
aea4c774 | 6828 | (compare:CC_SWP (match_operator:SI 3 "shift_operator" |
6829 | [(match_operand:SI 1 "s_register_operand" "r") | |
6830 | (match_operand:SI 2 "reg_or_int_operand" "rM")]) | |
6831 | (match_operand:SI 0 "s_register_operand" "r")))] | |
cffb2a26 | 6832 | "TARGET_ARM" |
aea4c774 | 6833 | "cmp%?\\t%0, %1%S3" |
344495ea | 6834 | [(set_attr "conds" "set") |
331beb1a | 6835 | (set_attr "shift" "1") |
a2cd141b | 6836 | (set (attr "type") (if_then_else (match_operand 2 "const_int_operand" "") |
6837 | (const_string "alu_shift") | |
6838 | (const_string "alu_shift_reg")))] | |
0d66636f | 6839 | ) |
b11cae9e | 6840 | |
aed179ae | 6841 | (define_insn "*cmpsi_negshiftsi_si" |
6842 | [(set (reg:CC_Z CC_REGNUM) | |
6843 | (compare:CC_Z | |
6844 | (neg:SI (match_operator:SI 1 "shift_operator" | |
6845 | [(match_operand:SI 2 "s_register_operand" "r") | |
6846 | (match_operand:SI 3 "reg_or_int_operand" "rM")])) | |
6847 | (match_operand:SI 0 "s_register_operand" "r")))] | |
cffb2a26 | 6848 | "TARGET_ARM" |
aed179ae | 6849 | "cmn%?\\t%0, %2%S1" |
344495ea | 6850 | [(set_attr "conds" "set") |
aed179ae | 6851 | (set (attr "type") (if_then_else (match_operand 3 "const_int_operand" "") |
6852 | (const_string "alu_shift") | |
6853 | (const_string "alu_shift_reg")))] | |
0d66636f | 6854 | ) |
b11cae9e | 6855 | |
7d57ec45 | 6856 | ;; Cirrus SF compare instruction |
6857 | (define_insn "*cirrus_cmpsf" | |
6858 | [(set (reg:CCFP CC_REGNUM) | |
6859 | (compare:CCFP (match_operand:SF 0 "cirrus_fp_register" "v") | |
6860 | (match_operand:SF 1 "cirrus_fp_register" "v")))] | |
a2cd141b | 6861 | "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_MAVERICK" |
7d57ec45 | 6862 | "cfcmps%?\\tr15, %V0, %V1" |
2c6c7d8b | 6863 | [(set_attr "type" "mav_farith") |
7d57ec45 | 6864 | (set_attr "cirrus" "compare")] |
6865 | ) | |
6866 | ||
6867 | ;; Cirrus DF compare instruction | |
6868 | (define_insn "*cirrus_cmpdf" | |
6869 | [(set (reg:CCFP CC_REGNUM) | |
6870 | (compare:CCFP (match_operand:DF 0 "cirrus_fp_register" "v") | |
6871 | (match_operand:DF 1 "cirrus_fp_register" "v")))] | |
a2cd141b | 6872 | "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_MAVERICK" |
7d57ec45 | 6873 | "cfcmpd%?\\tr15, %V0, %V1" |
2c6c7d8b | 6874 | [(set_attr "type" "mav_farith") |
7d57ec45 | 6875 | (set_attr "cirrus" "compare")] |
6876 | ) | |
6877 | ||
6878 | ;; Cirrus DI compare instruction | |
6879 | (define_expand "cmpdi" | |
6880 | [(match_operand:DI 0 "cirrus_fp_register" "") | |
6881 | (match_operand:DI 1 "cirrus_fp_register" "")] | |
a2cd141b | 6882 | "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_MAVERICK" |
7d57ec45 | 6883 | "{ |
6884 | arm_compare_op0 = operands[0]; | |
6885 | arm_compare_op1 = operands[1]; | |
6886 | DONE; | |
6887 | }") | |
6888 | ||
6889 | (define_insn "*cirrus_cmpdi" | |
6890 | [(set (reg:CC CC_REGNUM) | |
6891 | (compare:CC (match_operand:DI 0 "cirrus_fp_register" "v") | |
6892 | (match_operand:DI 1 "cirrus_fp_register" "v")))] | |
a2cd141b | 6893 | "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_MAVERICK" |
7d57ec45 | 6894 | "cfcmp64%?\\tr15, %V0, %V1" |
2c6c7d8b | 6895 | [(set_attr "type" "mav_farith") |
7d57ec45 | 6896 | (set_attr "cirrus" "compare")] |
6897 | ) | |
6898 | ||
9c08d1fa | 6899 | ; This insn allows redundant compares to be removed by cse, nothing should |
6900 | ; ever appear in the output file since (set (reg x) (reg x)) is a no-op that | |
6901 | ; is deleted later on. The match_dup will match the mode here, so that | |
6902 | ; mode changes of the condition codes aren't lost by this even though we don't | |
6903 | ; specify what they are. | |
6904 | ||
8a18b90c | 6905 | (define_insn "*deleted_compare" |
9c08d1fa | 6906 | [(set (match_operand 0 "cc_register" "") (match_dup 0))] |
cffb2a26 | 6907 | "TARGET_ARM" |
40dbec34 | 6908 | "\\t%@ deleted compare" |
cffb2a26 | 6909 | [(set_attr "conds" "set") |
6910 | (set_attr "length" "0")] | |
6911 | ) | |
9c08d1fa | 6912 | |
6913 | \f | |
6914 | ;; Conditional branch insns | |
6915 | ||
6916 | (define_expand "beq" | |
6917 | [(set (pc) | |
6918 | (if_then_else (eq (match_dup 1) (const_int 0)) | |
6919 | (label_ref (match_operand 0 "" "")) | |
6920 | (pc)))] | |
cffb2a26 | 6921 | "TARGET_ARM" |
6922 | "operands[1] = arm_gen_compare_reg (EQ, arm_compare_op0, arm_compare_op1);" | |
6923 | ) | |
5c951228 | 6924 | |
9c08d1fa | 6925 | (define_expand "bne" |
6926 | [(set (pc) | |
6927 | (if_then_else (ne (match_dup 1) (const_int 0)) | |
6928 | (label_ref (match_operand 0 "" "")) | |
6929 | (pc)))] | |
cffb2a26 | 6930 | "TARGET_ARM" |
6931 | "operands[1] = arm_gen_compare_reg (NE, arm_compare_op0, arm_compare_op1);" | |
6932 | ) | |
5c951228 | 6933 | |
9c08d1fa | 6934 | (define_expand "bgt" |
6935 | [(set (pc) | |
6936 | (if_then_else (gt (match_dup 1) (const_int 0)) | |
6937 | (label_ref (match_operand 0 "" "")) | |
6938 | (pc)))] | |
cffb2a26 | 6939 | "TARGET_ARM" |
6940 | "operands[1] = arm_gen_compare_reg (GT, arm_compare_op0, arm_compare_op1);" | |
6941 | ) | |
5c951228 | 6942 | |
9c08d1fa | 6943 | (define_expand "ble" |
6944 | [(set (pc) | |
6945 | (if_then_else (le (match_dup 1) (const_int 0)) | |
6946 | (label_ref (match_operand 0 "" "")) | |
6947 | (pc)))] | |
cffb2a26 | 6948 | "TARGET_ARM" |
6949 | "operands[1] = arm_gen_compare_reg (LE, arm_compare_op0, arm_compare_op1);" | |
6950 | ) | |
5c951228 | 6951 | |
9c08d1fa | 6952 | (define_expand "bge" |
6953 | [(set (pc) | |
6954 | (if_then_else (ge (match_dup 1) (const_int 0)) | |
6955 | (label_ref (match_operand 0 "" "")) | |
6956 | (pc)))] | |
cffb2a26 | 6957 | "TARGET_ARM" |
6958 | "operands[1] = arm_gen_compare_reg (GE, arm_compare_op0, arm_compare_op1);" | |
6959 | ) | |
5c951228 | 6960 | |
9c08d1fa | 6961 | (define_expand "blt" |
6962 | [(set (pc) | |
6963 | (if_then_else (lt (match_dup 1) (const_int 0)) | |
6964 | (label_ref (match_operand 0 "" "")) | |
6965 | (pc)))] | |
cffb2a26 | 6966 | "TARGET_ARM" |
6967 | "operands[1] = arm_gen_compare_reg (LT, arm_compare_op0, arm_compare_op1);" | |
6968 | ) | |
5c951228 | 6969 | |
9c08d1fa | 6970 | (define_expand "bgtu" |
6971 | [(set (pc) | |
6972 | (if_then_else (gtu (match_dup 1) (const_int 0)) | |
6973 | (label_ref (match_operand 0 "" "")) | |
6974 | (pc)))] | |
cffb2a26 | 6975 | "TARGET_ARM" |
6976 | "operands[1] = arm_gen_compare_reg (GTU, arm_compare_op0, arm_compare_op1);" | |
6977 | ) | |
5c951228 | 6978 | |
9c08d1fa | 6979 | (define_expand "bleu" |
b11cae9e | 6980 | [(set (pc) |
9c08d1fa | 6981 | (if_then_else (leu (match_dup 1) (const_int 0)) |
6982 | (label_ref (match_operand 0 "" "")) | |
6983 | (pc)))] | |
cffb2a26 | 6984 | "TARGET_ARM" |
6985 | "operands[1] = arm_gen_compare_reg (LEU, arm_compare_op0, arm_compare_op1);" | |
6986 | ) | |
b11cae9e | 6987 | |
9c08d1fa | 6988 | (define_expand "bgeu" |
b11cae9e | 6989 | [(set (pc) |
9c08d1fa | 6990 | (if_then_else (geu (match_dup 1) (const_int 0)) |
6991 | (label_ref (match_operand 0 "" "")) | |
6992 | (pc)))] | |
cffb2a26 | 6993 | "TARGET_ARM" |
6994 | "operands[1] = arm_gen_compare_reg (GEU, arm_compare_op0, arm_compare_op1);" | |
6995 | ) | |
b11cae9e | 6996 | |
9c08d1fa | 6997 | (define_expand "bltu" |
6998 | [(set (pc) | |
6999 | (if_then_else (ltu (match_dup 1) (const_int 0)) | |
7000 | (label_ref (match_operand 0 "" "")) | |
7001 | (pc)))] | |
cffb2a26 | 7002 | "TARGET_ARM" |
7003 | "operands[1] = arm_gen_compare_reg (LTU, arm_compare_op0, arm_compare_op1);" | |
7004 | ) | |
b11cae9e | 7005 | |
8fa3ba89 | 7006 | (define_expand "bunordered" |
7007 | [(set (pc) | |
7008 | (if_then_else (unordered (match_dup 1) (const_int 0)) | |
7009 | (label_ref (match_operand 0 "" "")) | |
7010 | (pc)))] | |
c0e1af52 | 7011 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7012 | "operands[1] = arm_gen_compare_reg (UNORDERED, arm_compare_op0, |
7013 | arm_compare_op1);" | |
7014 | ) | |
7015 | ||
7016 | (define_expand "bordered" | |
7017 | [(set (pc) | |
7018 | (if_then_else (ordered (match_dup 1) (const_int 0)) | |
7019 | (label_ref (match_operand 0 "" "")) | |
7020 | (pc)))] | |
c0e1af52 | 7021 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7022 | "operands[1] = arm_gen_compare_reg (ORDERED, arm_compare_op0, |
7023 | arm_compare_op1);" | |
7024 | ) | |
7025 | ||
7026 | (define_expand "bungt" | |
7027 | [(set (pc) | |
7028 | (if_then_else (ungt (match_dup 1) (const_int 0)) | |
7029 | (label_ref (match_operand 0 "" "")) | |
7030 | (pc)))] | |
c0e1af52 | 7031 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7032 | "operands[1] = arm_gen_compare_reg (UNGT, arm_compare_op0, arm_compare_op1);" |
7033 | ) | |
7034 | ||
7035 | (define_expand "bunlt" | |
7036 | [(set (pc) | |
7037 | (if_then_else (unlt (match_dup 1) (const_int 0)) | |
7038 | (label_ref (match_operand 0 "" "")) | |
7039 | (pc)))] | |
c0e1af52 | 7040 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7041 | "operands[1] = arm_gen_compare_reg (UNLT, arm_compare_op0, arm_compare_op1);" |
7042 | ) | |
7043 | ||
7044 | (define_expand "bunge" | |
7045 | [(set (pc) | |
7046 | (if_then_else (unge (match_dup 1) (const_int 0)) | |
7047 | (label_ref (match_operand 0 "" "")) | |
7048 | (pc)))] | |
c0e1af52 | 7049 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7050 | "operands[1] = arm_gen_compare_reg (UNGE, arm_compare_op0, arm_compare_op1);" |
7051 | ) | |
7052 | ||
7053 | (define_expand "bunle" | |
7054 | [(set (pc) | |
7055 | (if_then_else (unle (match_dup 1) (const_int 0)) | |
7056 | (label_ref (match_operand 0 "" "")) | |
7057 | (pc)))] | |
c0e1af52 | 7058 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7059 | "operands[1] = arm_gen_compare_reg (UNLE, arm_compare_op0, arm_compare_op1);" |
7060 | ) | |
7061 | ||
7062 | ;; The following two patterns need two branch instructions, since there is | |
7063 | ;; no single instruction that will handle all cases. | |
7064 | (define_expand "buneq" | |
7065 | [(set (pc) | |
7066 | (if_then_else (uneq (match_dup 1) (const_int 0)) | |
7067 | (label_ref (match_operand 0 "" "")) | |
7068 | (pc)))] | |
c0e1af52 | 7069 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7070 | "operands[1] = arm_gen_compare_reg (UNEQ, arm_compare_op0, arm_compare_op1);" |
7071 | ) | |
7072 | ||
7073 | (define_expand "bltgt" | |
7074 | [(set (pc) | |
7075 | (if_then_else (ltgt (match_dup 1) (const_int 0)) | |
7076 | (label_ref (match_operand 0 "" "")) | |
7077 | (pc)))] | |
c0e1af52 | 7078 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7079 | "operands[1] = arm_gen_compare_reg (LTGT, arm_compare_op0, arm_compare_op1);" |
7080 | ) | |
7081 | ||
7082 | ;; | |
7083 | ;; Patterns to match conditional branch insns. | |
7084 | ;; | |
7085 | ||
7086 | ; Special pattern to match UNEQ. | |
7087 | (define_insn "*arm_buneq" | |
7088 | [(set (pc) | |
7089 | (if_then_else (uneq (match_operand 1 "cc_register" "") (const_int 0)) | |
7090 | (label_ref (match_operand 0 "" "")) | |
7091 | (pc)))] | |
c0e1af52 | 7092 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7093 | "* |
ed29c566 | 7094 | gcc_assert (!arm_ccfsm_state); |
8fa3ba89 | 7095 | |
278b301d | 7096 | return \"bvs\\t%l0\;beq\\t%l0\"; |
8fa3ba89 | 7097 | " |
7098 | [(set_attr "conds" "jump_clob") | |
7099 | (set_attr "length" "8")] | |
7100 | ) | |
7101 | ||
7102 | ; Special pattern to match LTGT. | |
7103 | (define_insn "*arm_bltgt" | |
7104 | [(set (pc) | |
7105 | (if_then_else (ltgt (match_operand 1 "cc_register" "") (const_int 0)) | |
7106 | (label_ref (match_operand 0 "" "")) | |
7107 | (pc)))] | |
c0e1af52 | 7108 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7109 | "* |
ed29c566 | 7110 | gcc_assert (!arm_ccfsm_state); |
8fa3ba89 | 7111 | |
278b301d | 7112 | return \"bmi\\t%l0\;bgt\\t%l0\"; |
8fa3ba89 | 7113 | " |
7114 | [(set_attr "conds" "jump_clob") | |
7115 | (set_attr "length" "8")] | |
7116 | ) | |
9c08d1fa | 7117 | |
cffb2a26 | 7118 | (define_insn "*arm_cond_branch" |
9c08d1fa | 7119 | [(set (pc) |
8fa3ba89 | 7120 | (if_then_else (match_operator 1 "arm_comparison_operator" |
8a18b90c | 7121 | [(match_operand 2 "cc_register" "") (const_int 0)]) |
9c08d1fa | 7122 | (label_ref (match_operand 0 "" "")) |
7123 | (pc)))] | |
cffb2a26 | 7124 | "TARGET_ARM" |
d75350ce | 7125 | "* |
9c08d1fa | 7126 | if (arm_ccfsm_state == 1 || arm_ccfsm_state == 2) |
cffb2a26 | 7127 | { |
7128 | arm_ccfsm_state += 2; | |
7129 | return \"\"; | |
7130 | } | |
e2348bcb | 7131 | return \"b%d1\\t%l0\"; |
cffb2a26 | 7132 | " |
a2cd141b | 7133 | [(set_attr "conds" "use") |
7134 | (set_attr "type" "branch")] | |
cffb2a26 | 7135 | ) |
d75350ce | 7136 | |
8fa3ba89 | 7137 | ; Special pattern to match reversed UNEQ. |
7138 | (define_insn "*arm_buneq_reversed" | |
7139 | [(set (pc) | |
7140 | (if_then_else (uneq (match_operand 1 "cc_register" "") (const_int 0)) | |
7141 | (pc) | |
7142 | (label_ref (match_operand 0 "" ""))))] | |
c0e1af52 | 7143 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7144 | "* |
ed29c566 | 7145 | gcc_assert (!arm_ccfsm_state); |
8fa3ba89 | 7146 | |
278b301d | 7147 | return \"bmi\\t%l0\;bgt\\t%l0\"; |
8fa3ba89 | 7148 | " |
7149 | [(set_attr "conds" "jump_clob") | |
7150 | (set_attr "length" "8")] | |
7151 | ) | |
7152 | ||
7153 | ; Special pattern to match reversed LTGT. | |
7154 | (define_insn "*arm_bltgt_reversed" | |
7155 | [(set (pc) | |
7156 | (if_then_else (ltgt (match_operand 1 "cc_register" "") (const_int 0)) | |
7157 | (pc) | |
7158 | (label_ref (match_operand 0 "" ""))))] | |
c0e1af52 | 7159 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7160 | "* |
ed29c566 | 7161 | gcc_assert (!arm_ccfsm_state); |
8fa3ba89 | 7162 | |
278b301d | 7163 | return \"bvs\\t%l0\;beq\\t%l0\"; |
8fa3ba89 | 7164 | " |
7165 | [(set_attr "conds" "jump_clob") | |
7166 | (set_attr "length" "8")] | |
7167 | ) | |
7168 | ||
cffb2a26 | 7169 | (define_insn "*arm_cond_branch_reversed" |
9c08d1fa | 7170 | [(set (pc) |
8fa3ba89 | 7171 | (if_then_else (match_operator 1 "arm_comparison_operator" |
8a18b90c | 7172 | [(match_operand 2 "cc_register" "") (const_int 0)]) |
9c08d1fa | 7173 | (pc) |
7174 | (label_ref (match_operand 0 "" ""))))] | |
cffb2a26 | 7175 | "TARGET_ARM" |
d75350ce | 7176 | "* |
9c08d1fa | 7177 | if (arm_ccfsm_state == 1 || arm_ccfsm_state == 2) |
cffb2a26 | 7178 | { |
7179 | arm_ccfsm_state += 2; | |
7180 | return \"\"; | |
7181 | } | |
e2348bcb | 7182 | return \"b%D1\\t%l0\"; |
cffb2a26 | 7183 | " |
a2cd141b | 7184 | [(set_attr "conds" "use") |
7185 | (set_attr "type" "branch")] | |
cffb2a26 | 7186 | ) |
7187 | ||
b11cae9e | 7188 | \f |
9c08d1fa | 7189 | |
7190 | ; scc insns | |
7191 | ||
7192 | (define_expand "seq" | |
7db9af5d | 7193 | [(set (match_operand:SI 0 "s_register_operand" "") |
9c08d1fa | 7194 | (eq:SI (match_dup 1) (const_int 0)))] |
cffb2a26 | 7195 | "TARGET_ARM" |
7196 | "operands[1] = arm_gen_compare_reg (EQ, arm_compare_op0, arm_compare_op1);" | |
7197 | ) | |
9c08d1fa | 7198 | |
7199 | (define_expand "sne" | |
7db9af5d | 7200 | [(set (match_operand:SI 0 "s_register_operand" "") |
9c08d1fa | 7201 | (ne:SI (match_dup 1) (const_int 0)))] |
cffb2a26 | 7202 | "TARGET_ARM" |
7203 | "operands[1] = arm_gen_compare_reg (NE, arm_compare_op0, arm_compare_op1);" | |
7204 | ) | |
9c08d1fa | 7205 | |
7206 | (define_expand "sgt" | |
7db9af5d | 7207 | [(set (match_operand:SI 0 "s_register_operand" "") |
9c08d1fa | 7208 | (gt:SI (match_dup 1) (const_int 0)))] |
cffb2a26 | 7209 | "TARGET_ARM" |
7210 | "operands[1] = arm_gen_compare_reg (GT, arm_compare_op0, arm_compare_op1);" | |
7211 | ) | |
9c08d1fa | 7212 | |
7213 | (define_expand "sle" | |
7db9af5d | 7214 | [(set (match_operand:SI 0 "s_register_operand" "") |
9c08d1fa | 7215 | (le:SI (match_dup 1) (const_int 0)))] |
cffb2a26 | 7216 | "TARGET_ARM" |
7217 | "operands[1] = arm_gen_compare_reg (LE, arm_compare_op0, arm_compare_op1);" | |
7218 | ) | |
9c08d1fa | 7219 | |
7220 | (define_expand "sge" | |
7db9af5d | 7221 | [(set (match_operand:SI 0 "s_register_operand" "") |
9c08d1fa | 7222 | (ge:SI (match_dup 1) (const_int 0)))] |
cffb2a26 | 7223 | "TARGET_ARM" |
7224 | "operands[1] = arm_gen_compare_reg (GE, arm_compare_op0, arm_compare_op1);" | |
7225 | ) | |
9c08d1fa | 7226 | |
7227 | (define_expand "slt" | |
7db9af5d | 7228 | [(set (match_operand:SI 0 "s_register_operand" "") |
9c08d1fa | 7229 | (lt:SI (match_dup 1) (const_int 0)))] |
cffb2a26 | 7230 | "TARGET_ARM" |
7231 | "operands[1] = arm_gen_compare_reg (LT, arm_compare_op0, arm_compare_op1);" | |
7232 | ) | |
9c08d1fa | 7233 | |
7234 | (define_expand "sgtu" | |
7db9af5d | 7235 | [(set (match_operand:SI 0 "s_register_operand" "") |
9c08d1fa | 7236 | (gtu:SI (match_dup 1) (const_int 0)))] |
cffb2a26 | 7237 | "TARGET_ARM" |
7238 | "operands[1] = arm_gen_compare_reg (GTU, arm_compare_op0, arm_compare_op1);" | |
7239 | ) | |
9c08d1fa | 7240 | |
7241 | (define_expand "sleu" | |
7db9af5d | 7242 | [(set (match_operand:SI 0 "s_register_operand" "") |
9c08d1fa | 7243 | (leu:SI (match_dup 1) (const_int 0)))] |
cffb2a26 | 7244 | "TARGET_ARM" |
7245 | "operands[1] = arm_gen_compare_reg (LEU, arm_compare_op0, arm_compare_op1);" | |
7246 | ) | |
9c08d1fa | 7247 | |
7248 | (define_expand "sgeu" | |
7db9af5d | 7249 | [(set (match_operand:SI 0 "s_register_operand" "") |
9c08d1fa | 7250 | (geu:SI (match_dup 1) (const_int 0)))] |
cffb2a26 | 7251 | "TARGET_ARM" |
7252 | "operands[1] = arm_gen_compare_reg (GEU, arm_compare_op0, arm_compare_op1);" | |
7253 | ) | |
9c08d1fa | 7254 | |
7255 | (define_expand "sltu" | |
7db9af5d | 7256 | [(set (match_operand:SI 0 "s_register_operand" "") |
9c08d1fa | 7257 | (ltu:SI (match_dup 1) (const_int 0)))] |
cffb2a26 | 7258 | "TARGET_ARM" |
7259 | "operands[1] = arm_gen_compare_reg (LTU, arm_compare_op0, arm_compare_op1);" | |
7260 | ) | |
9c08d1fa | 7261 | |
8fa3ba89 | 7262 | (define_expand "sunordered" |
7db9af5d | 7263 | [(set (match_operand:SI 0 "s_register_operand" "") |
8fa3ba89 | 7264 | (unordered:SI (match_dup 1) (const_int 0)))] |
c0e1af52 | 7265 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7266 | "operands[1] = arm_gen_compare_reg (UNORDERED, arm_compare_op0, |
7267 | arm_compare_op1);" | |
7268 | ) | |
7269 | ||
7270 | (define_expand "sordered" | |
7db9af5d | 7271 | [(set (match_operand:SI 0 "s_register_operand" "") |
8fa3ba89 | 7272 | (ordered:SI (match_dup 1) (const_int 0)))] |
c0e1af52 | 7273 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7274 | "operands[1] = arm_gen_compare_reg (ORDERED, arm_compare_op0, |
7275 | arm_compare_op1);" | |
7276 | ) | |
7277 | ||
7278 | (define_expand "sungt" | |
7db9af5d | 7279 | [(set (match_operand:SI 0 "s_register_operand" "") |
8fa3ba89 | 7280 | (ungt:SI (match_dup 1) (const_int 0)))] |
c0e1af52 | 7281 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7282 | "operands[1] = arm_gen_compare_reg (UNGT, arm_compare_op0, |
7283 | arm_compare_op1);" | |
7284 | ) | |
7285 | ||
7286 | (define_expand "sunge" | |
7db9af5d | 7287 | [(set (match_operand:SI 0 "s_register_operand" "") |
8fa3ba89 | 7288 | (unge:SI (match_dup 1) (const_int 0)))] |
c0e1af52 | 7289 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7290 | "operands[1] = arm_gen_compare_reg (UNGE, arm_compare_op0, |
7291 | arm_compare_op1);" | |
7292 | ) | |
7293 | ||
7294 | (define_expand "sunlt" | |
7db9af5d | 7295 | [(set (match_operand:SI 0 "s_register_operand" "") |
8fa3ba89 | 7296 | (unlt:SI (match_dup 1) (const_int 0)))] |
c0e1af52 | 7297 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7298 | "operands[1] = arm_gen_compare_reg (UNLT, arm_compare_op0, |
7299 | arm_compare_op1);" | |
7300 | ) | |
7301 | ||
7302 | (define_expand "sunle" | |
7db9af5d | 7303 | [(set (match_operand:SI 0 "s_register_operand" "") |
8fa3ba89 | 7304 | (unle:SI (match_dup 1) (const_int 0)))] |
c0e1af52 | 7305 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
8fa3ba89 | 7306 | "operands[1] = arm_gen_compare_reg (UNLE, arm_compare_op0, |
7307 | arm_compare_op1);" | |
7308 | ) | |
7309 | ||
7310 | ;;; DO NOT add patterns for SUNEQ or SLTGT, these can't be represented with | |
7311 | ;;; simple ARM instructions. | |
7312 | ; | |
7313 | ; (define_expand "suneq" | |
7db9af5d | 7314 | ; [(set (match_operand:SI 0 "s_register_operand" "") |
8fa3ba89 | 7315 | ; (uneq:SI (match_dup 1) (const_int 0)))] |
c0e1af52 | 7316 | ; "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
ed29c566 | 7317 | ; "gcc_unreachable ();" |
8fa3ba89 | 7318 | ; ) |
7319 | ; | |
7320 | ; (define_expand "sltgt" | |
7db9af5d | 7321 | ; [(set (match_operand:SI 0 "s_register_operand" "") |
8fa3ba89 | 7322 | ; (ltgt:SI (match_dup 1) (const_int 0)))] |
c0e1af52 | 7323 | ; "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" |
ed29c566 | 7324 | ; "gcc_unreachable ();" |
8fa3ba89 | 7325 | ; ) |
7326 | ||
f7fbdd4a | 7327 | (define_insn "*mov_scc" |
9c08d1fa | 7328 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
8fa3ba89 | 7329 | (match_operator:SI 1 "arm_comparison_operator" |
8a18b90c | 7330 | [(match_operand 2 "cc_register" "") (const_int 0)]))] |
cffb2a26 | 7331 | "TARGET_ARM" |
4d61e570 | 7332 | "mov%D1\\t%0, #0\;mov%d1\\t%0, #1" |
cffb2a26 | 7333 | [(set_attr "conds" "use") |
7334 | (set_attr "length" "8")] | |
7335 | ) | |
9c08d1fa | 7336 | |
f7fbdd4a | 7337 | (define_insn "*mov_negscc" |
9c08d1fa | 7338 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
8fa3ba89 | 7339 | (neg:SI (match_operator:SI 1 "arm_comparison_operator" |
8a18b90c | 7340 | [(match_operand 2 "cc_register" "") (const_int 0)])))] |
cffb2a26 | 7341 | "TARGET_ARM" |
4d61e570 | 7342 | "mov%D1\\t%0, #0\;mvn%d1\\t%0, #0" |
cffb2a26 | 7343 | [(set_attr "conds" "use") |
7344 | (set_attr "length" "8")] | |
7345 | ) | |
9c08d1fa | 7346 | |
f7fbdd4a | 7347 | (define_insn "*mov_notscc" |
9c08d1fa | 7348 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
8fa3ba89 | 7349 | (not:SI (match_operator:SI 1 "arm_comparison_operator" |
8a18b90c | 7350 | [(match_operand 2 "cc_register" "") (const_int 0)])))] |
cffb2a26 | 7351 | "TARGET_ARM" |
4d61e570 | 7352 | "mov%D1\\t%0, #0\;mvn%d1\\t%0, #1" |
cffb2a26 | 7353 | [(set_attr "conds" "use") |
7354 | (set_attr "length" "8")] | |
7355 | ) | |
9c08d1fa | 7356 | |
7357 | \f | |
39b5e676 | 7358 | ;; Conditional move insns |
7359 | ||
7360 | (define_expand "movsicc" | |
8a18b90c | 7361 | [(set (match_operand:SI 0 "s_register_operand" "") |
8fa3ba89 | 7362 | (if_then_else:SI (match_operand 1 "arm_comparison_operator" "") |
aea4c774 | 7363 | (match_operand:SI 2 "arm_not_operand" "") |
8a18b90c | 7364 | (match_operand:SI 3 "arm_not_operand" "")))] |
cffb2a26 | 7365 | "TARGET_ARM" |
39b5e676 | 7366 | " |
215b30b3 | 7367 | { |
7368 | enum rtx_code code = GET_CODE (operands[1]); | |
278b301d | 7369 | rtx ccreg; |
7370 | ||
7371 | if (code == UNEQ || code == LTGT) | |
7372 | FAIL; | |
39b5e676 | 7373 | |
278b301d | 7374 | ccreg = arm_gen_compare_reg (code, arm_compare_op0, arm_compare_op1); |
29bb088d | 7375 | operands[1] = gen_rtx_fmt_ee (code, VOIDmode, ccreg, const0_rtx); |
215b30b3 | 7376 | }" |
7377 | ) | |
39b5e676 | 7378 | |
7379 | (define_expand "movsfcc" | |
8a18b90c | 7380 | [(set (match_operand:SF 0 "s_register_operand" "") |
8fa3ba89 | 7381 | (if_then_else:SF (match_operand 1 "arm_comparison_operator" "") |
8a18b90c | 7382 | (match_operand:SF 2 "s_register_operand" "") |
7383 | (match_operand:SF 3 "nonmemory_operand" "")))] | |
cffb2a26 | 7384 | "TARGET_ARM" |
39b5e676 | 7385 | " |
215b30b3 | 7386 | { |
7387 | enum rtx_code code = GET_CODE (operands[1]); | |
7388 | rtx ccreg; | |
f082f1c4 | 7389 | |
278b301d | 7390 | if (code == UNEQ || code == LTGT) |
7391 | FAIL; | |
7392 | ||
215b30b3 | 7393 | /* When compiling for SOFT_FLOAT, ensure both arms are in registers. |
a2cd141b | 7394 | Otherwise, ensure it is a valid FP add operand */ |
7395 | if ((!(TARGET_HARD_FLOAT && TARGET_FPA)) | |
7396 | || (!arm_float_add_operand (operands[3], SFmode))) | |
215b30b3 | 7397 | operands[3] = force_reg (SFmode, operands[3]); |
39b5e676 | 7398 | |
215b30b3 | 7399 | ccreg = arm_gen_compare_reg (code, arm_compare_op0, arm_compare_op1); |
29bb088d | 7400 | operands[1] = gen_rtx_fmt_ee (code, VOIDmode, ccreg, const0_rtx); |
215b30b3 | 7401 | }" |
7402 | ) | |
39b5e676 | 7403 | |
7404 | (define_expand "movdfcc" | |
8a18b90c | 7405 | [(set (match_operand:DF 0 "s_register_operand" "") |
8fa3ba89 | 7406 | (if_then_else:DF (match_operand 1 "arm_comparison_operator" "") |
8a18b90c | 7407 | (match_operand:DF 2 "s_register_operand" "") |
a2cd141b | 7408 | (match_operand:DF 3 "arm_float_add_operand" "")))] |
7409 | "TARGET_ARM && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" | |
39b5e676 | 7410 | " |
215b30b3 | 7411 | { |
7412 | enum rtx_code code = GET_CODE (operands[1]); | |
278b301d | 7413 | rtx ccreg; |
39b5e676 | 7414 | |
278b301d | 7415 | if (code == UNEQ || code == LTGT) |
7416 | FAIL; | |
7417 | ||
7418 | ccreg = arm_gen_compare_reg (code, arm_compare_op0, arm_compare_op1); | |
29bb088d | 7419 | operands[1] = gen_rtx_fmt_ee (code, VOIDmode, ccreg, const0_rtx); |
215b30b3 | 7420 | }" |
7421 | ) | |
39b5e676 | 7422 | |
7423 | (define_insn "*movsicc_insn" | |
f082f1c4 | 7424 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r,r,r,r,r,r") |
8a18b90c | 7425 | (if_then_else:SI |
8fa3ba89 | 7426 | (match_operator 3 "arm_comparison_operator" |
8a18b90c | 7427 | [(match_operand 4 "cc_register" "") (const_int 0)]) |
f082f1c4 | 7428 | (match_operand:SI 1 "arm_not_operand" "0,0,rI,K,rI,rI,K,K") |
7429 | (match_operand:SI 2 "arm_not_operand" "rI,K,0,0,rI,K,rI,K")))] | |
cffb2a26 | 7430 | "TARGET_ARM" |
39b5e676 | 7431 | "@ |
8a18b90c | 7432 | mov%D3\\t%0, %2 |
7433 | mvn%D3\\t%0, #%B2 | |
f082f1c4 | 7434 | mov%d3\\t%0, %1 |
7435 | mvn%d3\\t%0, #%B1 | |
8a18b90c | 7436 | mov%d3\\t%0, %1\;mov%D3\\t%0, %2 |
7437 | mov%d3\\t%0, %1\;mvn%D3\\t%0, #%B2 | |
7438 | mvn%d3\\t%0, #%B1\;mov%D3\\t%0, %2 | |
7439 | mvn%d3\\t%0, #%B1\;mvn%D3\\t%0, #%B2" | |
f082f1c4 | 7440 | [(set_attr "length" "4,4,4,4,8,8,8,8") |
215b30b3 | 7441 | (set_attr "conds" "use")] |
7442 | ) | |
39b5e676 | 7443 | |
39b5e676 | 7444 | (define_insn "*movsfcc_soft_insn" |
f082f1c4 | 7445 | [(set (match_operand:SF 0 "s_register_operand" "=r,r") |
8fa3ba89 | 7446 | (if_then_else:SF (match_operator 3 "arm_comparison_operator" |
8a18b90c | 7447 | [(match_operand 4 "cc_register" "") (const_int 0)]) |
f082f1c4 | 7448 | (match_operand:SF 1 "s_register_operand" "0,r") |
7449 | (match_operand:SF 2 "s_register_operand" "r,0")))] | |
cffb2a26 | 7450 | "TARGET_ARM && TARGET_SOFT_FLOAT" |
f082f1c4 | 7451 | "@ |
7452 | mov%D3\\t%0, %2 | |
7453 | mov%d3\\t%0, %1" | |
8fa3ba89 | 7454 | [(set_attr "conds" "use")] |
7455 | ) | |
39b5e676 | 7456 | |
39b5e676 | 7457 | \f |
9c08d1fa | 7458 | ;; Jump and linkage insns |
7459 | ||
cffb2a26 | 7460 | (define_expand "jump" |
9c08d1fa | 7461 | [(set (pc) |
7462 | (label_ref (match_operand 0 "" "")))] | |
cffb2a26 | 7463 | "TARGET_EITHER" |
9c08d1fa | 7464 | "" |
cffb2a26 | 7465 | ) |
7466 | ||
7467 | (define_insn "*arm_jump" | |
7468 | [(set (pc) | |
7469 | (label_ref (match_operand 0 "" "")))] | |
7470 | "TARGET_ARM" | |
9c08d1fa | 7471 | "* |
0d66636f | 7472 | { |
7473 | if (arm_ccfsm_state == 1 || arm_ccfsm_state == 2) | |
7474 | { | |
7475 | arm_ccfsm_state += 2; | |
7476 | return \"\"; | |
7477 | } | |
7478 | return \"b%?\\t%l0\"; | |
7479 | } | |
7480 | " | |
7481 | [(set_attr "predicable" "yes")] | |
7482 | ) | |
9c08d1fa | 7483 | |
cffb2a26 | 7484 | (define_insn "*thumb_jump" |
7485 | [(set (pc) | |
7486 | (label_ref (match_operand 0 "" "")))] | |
7487 | "TARGET_THUMB" | |
7488 | "* | |
7489 | if (get_attr_length (insn) == 2) | |
7490 | return \"b\\t%l0\"; | |
7491 | return \"bl\\t%l0\\t%@ far jump\"; | |
7492 | " | |
7493 | [(set (attr "far_jump") | |
7494 | (if_then_else | |
7495 | (eq_attr "length" "4") | |
7496 | (const_string "yes") | |
7497 | (const_string "no"))) | |
7498 | (set (attr "length") | |
7499 | (if_then_else | |
911ed8af | 7500 | (and (ge (minus (match_dup 0) (pc)) (const_int -2044)) |
7501 | (le (minus (match_dup 0) (pc)) (const_int 2048))) | |
cffb2a26 | 7502 | (const_int 2) |
7503 | (const_int 4)))] | |
7504 | ) | |
7505 | ||
d3373b54 | 7506 | (define_expand "call" |
7507 | [(parallel [(call (match_operand 0 "memory_operand" "") | |
7508 | (match_operand 1 "general_operand" "")) | |
cffb2a26 | 7509 | (use (match_operand 2 "" "")) |
bd5b4116 | 7510 | (clobber (reg:SI LR_REGNUM))])] |
cffb2a26 | 7511 | "TARGET_EITHER" |
6c4c2133 | 7512 | " |
7513 | { | |
78fe751b | 7514 | rtx callee; |
bbe777ea | 7515 | |
bbe777ea | 7516 | /* In an untyped call, we can get NULL for operand 2. */ |
7517 | if (operands[2] == NULL_RTX) | |
7518 | operands[2] = const0_rtx; | |
7519 | ||
78fe751b | 7520 | /* This is to decide if we should generate indirect calls by loading the |
7521 | 32 bit address of the callee into a register before performing the | |
7522 | branch and link. operand[2] encodes the long_call/short_call | |
7523 | attribute of the function being called. This attribute is set whenever | |
7524 | __attribute__((long_call/short_call)) or #pragma long_call/no_long_call | |
7525 | is used, and the short_call attribute can also be set if function is | |
7526 | declared as static or if it has already been defined in the current | |
7527 | compilation unit. See arm.c and arm.h for info about this. The third | |
7528 | parameter to arm_is_longcall_p is used to tell it which pattern | |
7529 | invoked it. */ | |
7530 | callee = XEXP (operands[0], 0); | |
7531 | ||
e44b56b6 | 7532 | if ((GET_CODE (callee) == SYMBOL_REF |
7533 | && arm_is_longcall_p (operands[0], INTVAL (operands[2]), 0)) | |
7534 | || (GET_CODE (callee) != SYMBOL_REF | |
7535 | && GET_CODE (callee) != REG)) | |
bbe777ea | 7536 | XEXP (operands[0], 0) = force_reg (Pmode, callee); |
6c4c2133 | 7537 | }" |
7538 | ) | |
d3373b54 | 7539 | |
f1039640 | 7540 | (define_insn "*call_reg_armv5" |
d3373b54 | 7541 | [(call (mem:SI (match_operand:SI 0 "s_register_operand" "r")) |
cffb2a26 | 7542 | (match_operand 1 "" "")) |
7543 | (use (match_operand 2 "" "")) | |
bd5b4116 | 7544 | (clobber (reg:SI LR_REGNUM))] |
f1039640 | 7545 | "TARGET_ARM && arm_arch5" |
7546 | "blx%?\\t%0" | |
7547 | [(set_attr "type" "call")] | |
7548 | ) | |
7549 | ||
7550 | (define_insn "*call_reg_arm" | |
7551 | [(call (mem:SI (match_operand:SI 0 "s_register_operand" "r")) | |
7552 | (match_operand 1 "" "")) | |
7553 | (use (match_operand 2 "" "")) | |
7554 | (clobber (reg:SI LR_REGNUM))] | |
7555 | "TARGET_ARM && !arm_arch5" | |
9c08d1fa | 7556 | "* |
5565501b | 7557 | return output_call (operands); |
cffb2a26 | 7558 | " |
7559 | ;; length is worst case, normally it is only two | |
7560 | [(set_attr "length" "12") | |
7561 | (set_attr "type" "call")] | |
7562 | ) | |
9c08d1fa | 7563 | |
f7fbdd4a | 7564 | (define_insn "*call_mem" |
a3c63a9d | 7565 | [(call (mem:SI (match_operand:SI 0 "call_memory_operand" "m")) |
cffb2a26 | 7566 | (match_operand 1 "" "")) |
7567 | (use (match_operand 2 "" "")) | |
bd5b4116 | 7568 | (clobber (reg:SI LR_REGNUM))] |
cffb2a26 | 7569 | "TARGET_ARM" |
9c08d1fa | 7570 | "* |
5565501b | 7571 | return output_call_mem (operands); |
cffb2a26 | 7572 | " |
7573 | [(set_attr "length" "12") | |
7574 | (set_attr "type" "call")] | |
7575 | ) | |
7576 | ||
f1039640 | 7577 | (define_insn "*call_reg_thumb_v5" |
cffb2a26 | 7578 | [(call (mem:SI (match_operand:SI 0 "register_operand" "l*r")) |
7579 | (match_operand 1 "" "")) | |
7580 | (use (match_operand 2 "" "")) | |
bd5b4116 | 7581 | (clobber (reg:SI LR_REGNUM))] |
f1039640 | 7582 | "TARGET_THUMB && arm_arch5" |
7583 | "blx\\t%0" | |
7584 | [(set_attr "length" "2") | |
7585 | (set_attr "type" "call")] | |
cffb2a26 | 7586 | ) |
7587 | ||
f1039640 | 7588 | (define_insn "*call_reg_thumb" |
7589 | [(call (mem:SI (match_operand:SI 0 "register_operand" "l*r")) | |
7590 | (match_operand 1 "" "")) | |
7591 | (use (match_operand 2 "" "")) | |
bd5b4116 | 7592 | (clobber (reg:SI LR_REGNUM))] |
f1039640 | 7593 | "TARGET_THUMB && !arm_arch5" |
cffb2a26 | 7594 | "* |
7595 | { | |
150502c9 | 7596 | if (!TARGET_CALLER_INTERWORKING) |
afe27f3b | 7597 | return thumb_call_via_reg (operands[0]); |
150502c9 | 7598 | else if (operands[1] == const0_rtx) |
f1039640 | 7599 | return \"bl\\t%__interwork_call_via_%0\"; |
150502c9 | 7600 | else if (frame_pointer_needed) |
7601 | return \"bl\\t%__interwork_r7_call_via_%0\"; | |
cffb2a26 | 7602 | else |
150502c9 | 7603 | return \"bl\\t%__interwork_r11_call_via_%0\"; |
cffb2a26 | 7604 | }" |
7605 | [(set_attr "type" "call")] | |
7606 | ) | |
9c08d1fa | 7607 | |
d3373b54 | 7608 | (define_expand "call_value" |
e0698af7 | 7609 | [(parallel [(set (match_operand 0 "" "") |
7610 | (call (match_operand 1 "memory_operand" "") | |
7611 | (match_operand 2 "general_operand" ""))) | |
cffb2a26 | 7612 | (use (match_operand 3 "" "")) |
bd5b4116 | 7613 | (clobber (reg:SI LR_REGNUM))])] |
cffb2a26 | 7614 | "TARGET_EITHER" |
6c4c2133 | 7615 | " |
7616 | { | |
bbe777ea | 7617 | rtx callee = XEXP (operands[1], 0); |
7618 | ||
7619 | /* In an untyped call, we can get NULL for operand 2. */ | |
7620 | if (operands[3] == 0) | |
7621 | operands[3] = const0_rtx; | |
7622 | ||
7623 | /* See the comment in define_expand \"call\". */ | |
e44b56b6 | 7624 | if ((GET_CODE (callee) == SYMBOL_REF |
7625 | && arm_is_longcall_p (operands[1], INTVAL (operands[3]), 0)) | |
7626 | || (GET_CODE (callee) != SYMBOL_REF | |
7627 | && GET_CODE (callee) != REG)) | |
78fe751b | 7628 | XEXP (operands[1], 0) = force_reg (Pmode, callee); |
6c4c2133 | 7629 | }" |
7630 | ) | |
d3373b54 | 7631 | |
f1039640 | 7632 | (define_insn "*call_value_reg_armv5" |
27ed6835 | 7633 | [(set (match_operand 0 "" "") |
755eb2b4 | 7634 | (call (mem:SI (match_operand:SI 1 "s_register_operand" "r")) |
cffb2a26 | 7635 | (match_operand 2 "" ""))) |
bbe777ea | 7636 | (use (match_operand 3 "" "")) |
bd5b4116 | 7637 | (clobber (reg:SI LR_REGNUM))] |
f1039640 | 7638 | "TARGET_ARM && arm_arch5" |
7639 | "blx%?\\t%1" | |
7640 | [(set_attr "type" "call")] | |
7641 | ) | |
7642 | ||
7643 | (define_insn "*call_value_reg_arm" | |
7644 | [(set (match_operand 0 "" "") | |
7645 | (call (mem:SI (match_operand:SI 1 "s_register_operand" "r")) | |
7646 | (match_operand 2 "" ""))) | |
7647 | (use (match_operand 3 "" "")) | |
7648 | (clobber (reg:SI LR_REGNUM))] | |
7649 | "TARGET_ARM && !arm_arch5" | |
9c08d1fa | 7650 | "* |
215b30b3 | 7651 | return output_call (&operands[1]); |
cffb2a26 | 7652 | " |
7653 | [(set_attr "length" "12") | |
7654 | (set_attr "type" "call")] | |
7655 | ) | |
9c08d1fa | 7656 | |
f7fbdd4a | 7657 | (define_insn "*call_value_mem" |
27ed6835 | 7658 | [(set (match_operand 0 "" "") |
a3c63a9d | 7659 | (call (mem:SI (match_operand:SI 1 "call_memory_operand" "m")) |
cffb2a26 | 7660 | (match_operand 2 "" ""))) |
bbe777ea | 7661 | (use (match_operand 3 "" "")) |
bd5b4116 | 7662 | (clobber (reg:SI LR_REGNUM))] |
215b30b3 | 7663 | "TARGET_ARM && (!CONSTANT_ADDRESS_P (XEXP (operands[1], 0)))" |
9c08d1fa | 7664 | "* |
215b30b3 | 7665 | return output_call_mem (&operands[1]); |
cffb2a26 | 7666 | " |
7667 | [(set_attr "length" "12") | |
7668 | (set_attr "type" "call")] | |
7669 | ) | |
9c08d1fa | 7670 | |
f1039640 | 7671 | (define_insn "*call_value_reg_thumb_v5" |
7672 | [(set (match_operand 0 "" "") | |
7673 | (call (mem:SI (match_operand:SI 1 "register_operand" "l*r")) | |
7674 | (match_operand 2 "" ""))) | |
7675 | (use (match_operand 3 "" "")) | |
7676 | (clobber (reg:SI LR_REGNUM))] | |
7677 | "TARGET_THUMB && arm_arch5" | |
7678 | "blx\\t%1" | |
7679 | [(set_attr "length" "2") | |
7680 | (set_attr "type" "call")] | |
7681 | ) | |
7682 | ||
7683 | (define_insn "*call_value_reg_thumb" | |
7684 | [(set (match_operand 0 "" "") | |
7685 | (call (mem:SI (match_operand:SI 1 "register_operand" "l*r")) | |
7686 | (match_operand 2 "" ""))) | |
7687 | (use (match_operand 3 "" "")) | |
7688 | (clobber (reg:SI LR_REGNUM))] | |
7689 | "TARGET_THUMB && !arm_arch5" | |
7690 | "* | |
7691 | { | |
150502c9 | 7692 | if (!TARGET_CALLER_INTERWORKING) |
afe27f3b | 7693 | return thumb_call_via_reg (operands[1]); |
150502c9 | 7694 | else if (operands[2] == const0_rtx) |
f1039640 | 7695 | return \"bl\\t%__interwork_call_via_%1\"; |
150502c9 | 7696 | else if (frame_pointer_needed) |
7697 | return \"bl\\t%__interwork_r7_call_via_%1\"; | |
f1039640 | 7698 | else |
150502c9 | 7699 | return \"bl\\t%__interwork_r11_call_via_%1\"; |
f1039640 | 7700 | }" |
7701 | [(set_attr "type" "call")] | |
7702 | ) | |
7703 | ||
9c08d1fa | 7704 | ;; Allow calls to SYMBOL_REFs specially as they are not valid general addresses |
7705 | ;; The 'a' causes the operand to be treated as an address, i.e. no '#' output. | |
7706 | ||
f7fbdd4a | 7707 | (define_insn "*call_symbol" |
27ed6835 | 7708 | [(call (mem:SI (match_operand:SI 0 "" "")) |
cffb2a26 | 7709 | (match_operand 1 "" "")) |
bbe777ea | 7710 | (use (match_operand 2 "" "")) |
bd5b4116 | 7711 | (clobber (reg:SI LR_REGNUM))] |
cffb2a26 | 7712 | "TARGET_ARM |
7713 | && (GET_CODE (operands[0]) == SYMBOL_REF) | |
215b30b3 | 7714 | && !arm_is_longcall_p (operands[0], INTVAL (operands[2]), 1)" |
6ebaa29d | 7715 | "* |
7716 | { | |
55c1e470 | 7717 | return NEED_PLT_RELOC ? \"bl%?\\t%a0(PLT)\" : \"bl%?\\t%a0\"; |
6ebaa29d | 7718 | }" |
cffb2a26 | 7719 | [(set_attr "type" "call")] |
7720 | ) | |
9c08d1fa | 7721 | |
f7fbdd4a | 7722 | (define_insn "*call_value_symbol" |
ccd90aaa | 7723 | [(set (match_operand 0 "" "") |
27ed6835 | 7724 | (call (mem:SI (match_operand:SI 1 "" "")) |
dd6d7504 | 7725 | (match_operand:SI 2 "" ""))) |
bbe777ea | 7726 | (use (match_operand 3 "" "")) |
bd5b4116 | 7727 | (clobber (reg:SI LR_REGNUM))] |
cffb2a26 | 7728 | "TARGET_ARM |
7729 | && (GET_CODE (operands[1]) == SYMBOL_REF) | |
215b30b3 | 7730 | && !arm_is_longcall_p (operands[1], INTVAL (operands[3]), 1)" |
6ebaa29d | 7731 | "* |
7732 | { | |
55c1e470 | 7733 | return NEED_PLT_RELOC ? \"bl%?\\t%a1(PLT)\" : \"bl%?\\t%a1\"; |
6ebaa29d | 7734 | }" |
cffb2a26 | 7735 | [(set_attr "type" "call")] |
7736 | ) | |
7737 | ||
7738 | (define_insn "*call_insn" | |
27ed6835 | 7739 | [(call (mem:SI (match_operand:SI 0 "" "")) |
cffb2a26 | 7740 | (match_operand:SI 1 "" "")) |
7741 | (use (match_operand 2 "" "")) | |
bd5b4116 | 7742 | (clobber (reg:SI LR_REGNUM))] |
1c494086 | 7743 | "TARGET_THUMB |
1675c6e9 | 7744 | && GET_CODE (operands[0]) == SYMBOL_REF |
7745 | && !arm_is_longcall_p (operands[0], INTVAL (operands[2]), 1)" | |
cffb2a26 | 7746 | "bl\\t%a0" |
7747 | [(set_attr "length" "4") | |
7748 | (set_attr "type" "call")] | |
7749 | ) | |
7750 | ||
7751 | (define_insn "*call_value_insn" | |
ccd90aaa | 7752 | [(set (match_operand 0 "" "") |
27ed6835 | 7753 | (call (mem:SI (match_operand 1 "" "")) |
cffb2a26 | 7754 | (match_operand 2 "" ""))) |
7755 | (use (match_operand 3 "" "")) | |
bd5b4116 | 7756 | (clobber (reg:SI LR_REGNUM))] |
1c494086 | 7757 | "TARGET_THUMB |
1675c6e9 | 7758 | && GET_CODE (operands[1]) == SYMBOL_REF |
7759 | && !arm_is_longcall_p (operands[1], INTVAL (operands[3]), 1)" | |
cffb2a26 | 7760 | "bl\\t%a1" |
7761 | [(set_attr "length" "4") | |
7762 | (set_attr "type" "call")] | |
7763 | ) | |
9c08d1fa | 7764 | |
1c494086 | 7765 | ;; We may also be able to do sibcalls for Thumb, but it's much harder... |
7766 | (define_expand "sibcall" | |
7767 | [(parallel [(call (match_operand 0 "memory_operand" "") | |
7768 | (match_operand 1 "general_operand" "")) | |
2ba80634 | 7769 | (return) |
7770 | (use (match_operand 2 "" ""))])] | |
1c494086 | 7771 | "TARGET_ARM" |
7772 | " | |
7773 | { | |
7774 | if (operands[2] == NULL_RTX) | |
7775 | operands[2] = const0_rtx; | |
1c494086 | 7776 | }" |
7777 | ) | |
7778 | ||
7779 | (define_expand "sibcall_value" | |
ccd90aaa | 7780 | [(parallel [(set (match_operand 0 "" "") |
1c494086 | 7781 | (call (match_operand 1 "memory_operand" "") |
7782 | (match_operand 2 "general_operand" ""))) | |
2ba80634 | 7783 | (return) |
7784 | (use (match_operand 3 "" ""))])] | |
1c494086 | 7785 | "TARGET_ARM" |
7786 | " | |
7787 | { | |
7788 | if (operands[3] == NULL_RTX) | |
7789 | operands[3] = const0_rtx; | |
1c494086 | 7790 | }" |
7791 | ) | |
7792 | ||
7793 | (define_insn "*sibcall_insn" | |
7794 | [(call (mem:SI (match_operand:SI 0 "" "X")) | |
7795 | (match_operand 1 "" "")) | |
2ba80634 | 7796 | (return) |
7797 | (use (match_operand 2 "" ""))] | |
1c494086 | 7798 | "TARGET_ARM && GET_CODE (operands[0]) == SYMBOL_REF" |
7799 | "* | |
7800 | return NEED_PLT_RELOC ? \"b%?\\t%a0(PLT)\" : \"b%?\\t%a0\"; | |
7801 | " | |
7802 | [(set_attr "type" "call")] | |
7803 | ) | |
7804 | ||
7805 | (define_insn "*sibcall_value_insn" | |
ccd90aaa | 7806 | [(set (match_operand 0 "" "") |
755eb2b4 | 7807 | (call (mem:SI (match_operand:SI 1 "" "X")) |
1c494086 | 7808 | (match_operand 2 "" ""))) |
2ba80634 | 7809 | (return) |
7810 | (use (match_operand 3 "" ""))] | |
1c494086 | 7811 | "TARGET_ARM && GET_CODE (operands[1]) == SYMBOL_REF" |
7812 | "* | |
7813 | return NEED_PLT_RELOC ? \"b%?\\t%a1(PLT)\" : \"b%?\\t%a1\"; | |
7814 | " | |
7815 | [(set_attr "type" "call")] | |
7816 | ) | |
7817 | ||
9c08d1fa | 7818 | ;; Often the return insn will be the same as loading from memory, so set attr |
7819 | (define_insn "return" | |
7820 | [(return)] | |
cffb2a26 | 7821 | "TARGET_ARM && USE_RETURN_INSN (FALSE)" |
9c08d1fa | 7822 | "* |
9c08d1fa | 7823 | { |
cffb2a26 | 7824 | if (arm_ccfsm_state == 2) |
7825 | { | |
7826 | arm_ccfsm_state += 2; | |
7827 | return \"\"; | |
7828 | } | |
5db468b7 | 7829 | return output_return_instruction (const_true_rtx, TRUE, FALSE); |
cffb2a26 | 7830 | }" |
a2cd141b | 7831 | [(set_attr "type" "load1") |
755eb2b4 | 7832 | (set_attr "length" "12") |
0d66636f | 7833 | (set_attr "predicable" "yes")] |
cffb2a26 | 7834 | ) |
9c08d1fa | 7835 | |
f7fbdd4a | 7836 | (define_insn "*cond_return" |
9c08d1fa | 7837 | [(set (pc) |
8fa3ba89 | 7838 | (if_then_else (match_operator 0 "arm_comparison_operator" |
8a18b90c | 7839 | [(match_operand 1 "cc_register" "") (const_int 0)]) |
9c08d1fa | 7840 | (return) |
7841 | (pc)))] | |
cffb2a26 | 7842 | "TARGET_ARM && USE_RETURN_INSN (TRUE)" |
9c08d1fa | 7843 | "* |
8fa3ba89 | 7844 | { |
7845 | if (arm_ccfsm_state == 2) | |
7846 | { | |
7847 | arm_ccfsm_state += 2; | |
7848 | return \"\"; | |
7849 | } | |
7850 | return output_return_instruction (operands[0], TRUE, FALSE); | |
7851 | }" | |
7852 | [(set_attr "conds" "use") | |
755eb2b4 | 7853 | (set_attr "length" "12") |
a2cd141b | 7854 | (set_attr "type" "load1")] |
8fa3ba89 | 7855 | ) |
9c08d1fa | 7856 | |
f7fbdd4a | 7857 | (define_insn "*cond_return_inverted" |
9c08d1fa | 7858 | [(set (pc) |
8fa3ba89 | 7859 | (if_then_else (match_operator 0 "arm_comparison_operator" |
8a18b90c | 7860 | [(match_operand 1 "cc_register" "") (const_int 0)]) |
9c08d1fa | 7861 | (pc) |
7862 | (return)))] | |
cffb2a26 | 7863 | "TARGET_ARM && USE_RETURN_INSN (TRUE)" |
9c08d1fa | 7864 | "* |
8fa3ba89 | 7865 | { |
7866 | if (arm_ccfsm_state == 2) | |
7867 | { | |
7868 | arm_ccfsm_state += 2; | |
7869 | return \"\"; | |
7870 | } | |
7871 | return output_return_instruction (operands[0], TRUE, TRUE); | |
7872 | }" | |
7873 | [(set_attr "conds" "use") | |
37a1317b | 7874 | (set_attr "length" "12") |
a2cd141b | 7875 | (set_attr "type" "load1")] |
8fa3ba89 | 7876 | ) |
9c08d1fa | 7877 | |
68121397 | 7878 | ;; Generate a sequence of instructions to determine if the processor is |
7879 | ;; in 26-bit or 32-bit mode, and return the appropriate return address | |
7880 | ;; mask. | |
7881 | ||
7882 | (define_expand "return_addr_mask" | |
7883 | [(set (match_dup 1) | |
7884 | (compare:CC_NOOV (unspec [(const_int 0)] UNSPEC_CHECK_ARCH) | |
7885 | (const_int 0))) | |
7886 | (set (match_operand:SI 0 "s_register_operand" "") | |
7887 | (if_then_else:SI (eq (match_dup 1) (const_int 0)) | |
7888 | (const_int -1) | |
7889 | (const_int 67108860)))] ; 0x03fffffc | |
7890 | "TARGET_ARM" | |
7891 | " | |
62eddbd4 | 7892 | operands[1] = gen_rtx_REG (CC_NOOVmode, CC_REGNUM); |
68121397 | 7893 | ") |
7894 | ||
7895 | (define_insn "*check_arch2" | |
7896 | [(set (match_operand:CC_NOOV 0 "cc_register" "") | |
7897 | (compare:CC_NOOV (unspec [(const_int 0)] UNSPEC_CHECK_ARCH) | |
7898 | (const_int 0)))] | |
7899 | "TARGET_ARM" | |
7900 | "teq\\t%|r0, %|r0\;teq\\t%|pc, %|pc" | |
7901 | [(set_attr "length" "8") | |
7902 | (set_attr "conds" "set")] | |
7903 | ) | |
7904 | ||
9c08d1fa | 7905 | ;; Call subroutine returning any type. |
7906 | ||
7907 | (define_expand "untyped_call" | |
7908 | [(parallel [(call (match_operand 0 "" "") | |
7909 | (const_int 0)) | |
7910 | (match_operand 1 "" "") | |
7911 | (match_operand 2 "" "")])] | |
ccd90aaa | 7912 | "TARGET_EITHER" |
9c08d1fa | 7913 | " |
215b30b3 | 7914 | { |
7915 | int i; | |
ccd90aaa | 7916 | rtx par = gen_rtx_PARALLEL (VOIDmode, |
7917 | rtvec_alloc (XVECLEN (operands[2], 0))); | |
7918 | rtx addr = gen_reg_rtx (Pmode); | |
7919 | rtx mem; | |
7920 | int size = 0; | |
9c08d1fa | 7921 | |
ccd90aaa | 7922 | emit_move_insn (addr, XEXP (operands[1], 0)); |
7923 | mem = change_address (operands[1], BLKmode, addr); | |
9c08d1fa | 7924 | |
215b30b3 | 7925 | for (i = 0; i < XVECLEN (operands[2], 0); i++) |
7926 | { | |
ccd90aaa | 7927 | rtx src = SET_SRC (XVECEXP (operands[2], 0, i)); |
9c08d1fa | 7928 | |
ccd90aaa | 7929 | /* Default code only uses r0 as a return value, but we could |
7930 | be using anything up to 4 registers. */ | |
7931 | if (REGNO (src) == R0_REGNUM) | |
7932 | src = gen_rtx_REG (TImode, R0_REGNUM); | |
7933 | ||
7934 | XVECEXP (par, 0, i) = gen_rtx_EXPR_LIST (VOIDmode, src, | |
7935 | GEN_INT (size)); | |
7936 | size += GET_MODE_SIZE (GET_MODE (src)); | |
7937 | } | |
7938 | ||
7939 | emit_call_insn (GEN_CALL_VALUE (par, operands[0], const0_rtx, NULL, | |
7940 | const0_rtx)); | |
7941 | ||
7942 | size = 0; | |
7943 | ||
7944 | for (i = 0; i < XVECLEN (par, 0); i++) | |
7945 | { | |
7946 | HOST_WIDE_INT offset = 0; | |
7947 | rtx reg = XEXP (XVECEXP (par, 0, i), 0); | |
7948 | ||
7949 | if (size != 0) | |
7950 | emit_move_insn (addr, plus_constant (addr, size)); | |
7951 | ||
7952 | mem = change_address (mem, GET_MODE (reg), NULL); | |
7953 | if (REGNO (reg) == R0_REGNUM) | |
7954 | { | |
7955 | /* On thumb we have to use a write-back instruction. */ | |
7956 | emit_insn (arm_gen_store_multiple (R0_REGNUM, 4, addr, TRUE, | |
7957 | TARGET_THUMB ? TRUE : FALSE, mem, &offset)); | |
7958 | size = TARGET_ARM ? 16 : 0; | |
7959 | } | |
7960 | else | |
7961 | { | |
7962 | emit_move_insn (mem, reg); | |
7963 | size = GET_MODE_SIZE (GET_MODE (reg)); | |
7964 | } | |
215b30b3 | 7965 | } |
9c08d1fa | 7966 | |
215b30b3 | 7967 | /* The optimizer does not know that the call sets the function value |
7968 | registers we stored in the result block. We avoid problems by | |
7969 | claiming that all hard registers are used and clobbered at this | |
7970 | point. */ | |
7971 | emit_insn (gen_blockage ()); | |
7972 | ||
7973 | DONE; | |
7974 | }" | |
7975 | ) | |
9c08d1fa | 7976 | |
ccd90aaa | 7977 | (define_expand "untyped_return" |
7978 | [(match_operand:BLK 0 "memory_operand" "") | |
7979 | (match_operand 1 "" "")] | |
7980 | "TARGET_EITHER" | |
7981 | " | |
7982 | { | |
7983 | int i; | |
7984 | rtx addr = gen_reg_rtx (Pmode); | |
7985 | rtx mem; | |
7986 | int size = 0; | |
7987 | ||
7988 | emit_move_insn (addr, XEXP (operands[0], 0)); | |
7989 | mem = change_address (operands[0], BLKmode, addr); | |
7990 | ||
7991 | for (i = 0; i < XVECLEN (operands[1], 0); i++) | |
7992 | { | |
7993 | HOST_WIDE_INT offset = 0; | |
7994 | rtx reg = SET_DEST (XVECEXP (operands[1], 0, i)); | |
7995 | ||
7996 | if (size != 0) | |
7997 | emit_move_insn (addr, plus_constant (addr, size)); | |
7998 | ||
7999 | mem = change_address (mem, GET_MODE (reg), NULL); | |
8000 | if (REGNO (reg) == R0_REGNUM) | |
8001 | { | |
8002 | /* On thumb we have to use a write-back instruction. */ | |
8003 | emit_insn (arm_gen_load_multiple (R0_REGNUM, 4, addr, TRUE, | |
8004 | TARGET_THUMB ? TRUE : FALSE, mem, &offset)); | |
8005 | size = TARGET_ARM ? 16 : 0; | |
8006 | } | |
8007 | else | |
8008 | { | |
8009 | emit_move_insn (reg, mem); | |
8010 | size = GET_MODE_SIZE (GET_MODE (reg)); | |
8011 | } | |
8012 | } | |
8013 | ||
8014 | /* Emit USE insns before the return. */ | |
8015 | for (i = 0; i < XVECLEN (operands[1], 0); i++) | |
8016 | emit_insn (gen_rtx_USE (VOIDmode, | |
8017 | SET_DEST (XVECEXP (operands[1], 0, i)))); | |
8018 | ||
8019 | /* Construct the return. */ | |
8020 | expand_naked_return (); | |
8021 | ||
8022 | DONE; | |
8023 | }" | |
8024 | ) | |
8025 | ||
9c08d1fa | 8026 | ;; UNSPEC_VOLATILE is considered to use and clobber all hard registers and |
8027 | ;; all of memory. This blocks insns from being moved across this point. | |
8028 | ||
8029 | (define_insn "blockage" | |
e1159bbe | 8030 | [(unspec_volatile [(const_int 0)] VUNSPEC_BLOCKAGE)] |
cffb2a26 | 8031 | "TARGET_EITHER" |
9c08d1fa | 8032 | "" |
cffb2a26 | 8033 | [(set_attr "length" "0") |
8034 | (set_attr "type" "block")] | |
8035 | ) | |
9c08d1fa | 8036 | |
f7fbdd4a | 8037 | (define_expand "casesi" |
8038 | [(match_operand:SI 0 "s_register_operand" "") ; index to jump on | |
aea4c774 | 8039 | (match_operand:SI 1 "const_int_operand" "") ; lower bound |
8040 | (match_operand:SI 2 "const_int_operand" "") ; total range | |
f7fbdd4a | 8041 | (match_operand:SI 3 "" "") ; table label |
8042 | (match_operand:SI 4 "" "")] ; Out of range label | |
cffb2a26 | 8043 | "TARGET_ARM" |
f7fbdd4a | 8044 | " |
215b30b3 | 8045 | { |
8046 | rtx reg; | |
8047 | if (operands[1] != const0_rtx) | |
8048 | { | |
8049 | reg = gen_reg_rtx (SImode); | |
f7fbdd4a | 8050 | |
215b30b3 | 8051 | emit_insn (gen_addsi3 (reg, operands[0], |
8052 | GEN_INT (-INTVAL (operands[1])))); | |
8053 | operands[0] = reg; | |
8054 | } | |
9c08d1fa | 8055 | |
215b30b3 | 8056 | if (!const_ok_for_arm (INTVAL (operands[2]))) |
8057 | operands[2] = force_reg (SImode, operands[2]); | |
8058 | ||
8059 | emit_jump_insn (gen_casesi_internal (operands[0], operands[2], operands[3], | |
8060 | operands[4])); | |
8061 | DONE; | |
8062 | }" | |
8063 | ) | |
f7fbdd4a | 8064 | |
f082f1c4 | 8065 | ;; The USE in this pattern is needed to tell flow analysis that this is |
8066 | ;; a CASESI insn. It has no other purpose. | |
f7fbdd4a | 8067 | (define_insn "casesi_internal" |
f082f1c4 | 8068 | [(parallel [(set (pc) |
8069 | (if_then_else | |
8070 | (leu (match_operand:SI 0 "s_register_operand" "r") | |
8071 | (match_operand:SI 1 "arm_rhs_operand" "rI")) | |
8072 | (mem:SI (plus:SI (mult:SI (match_dup 0) (const_int 4)) | |
8073 | (label_ref (match_operand 2 "" "")))) | |
8074 | (label_ref (match_operand 3 "" "")))) | |
bd5b4116 | 8075 | (clobber (reg:CC CC_REGNUM)) |
f082f1c4 | 8076 | (use (label_ref (match_dup 2)))])] |
cffb2a26 | 8077 | "TARGET_ARM" |
f7fbdd4a | 8078 | "* |
0d66636f | 8079 | if (flag_pic) |
8080 | return \"cmp\\t%0, %1\;addls\\t%|pc, %|pc, %0, asl #2\;b\\t%l3\"; | |
8081 | return \"cmp\\t%0, %1\;ldrls\\t%|pc, [%|pc, %0, asl #2]\;b\\t%l3\"; | |
8082 | " | |
8083 | [(set_attr "conds" "clob") | |
8084 | (set_attr "length" "12")] | |
8085 | ) | |
9c08d1fa | 8086 | |
cffb2a26 | 8087 | (define_expand "indirect_jump" |
9c08d1fa | 8088 | [(set (pc) |
cffb2a26 | 8089 | (match_operand:SI 0 "s_register_operand" ""))] |
8090 | "TARGET_EITHER" | |
9c08d1fa | 8091 | "" |
cffb2a26 | 8092 | ) |
8093 | ||
f1039640 | 8094 | ;; NB Never uses BX. |
cffb2a26 | 8095 | (define_insn "*arm_indirect_jump" |
8096 | [(set (pc) | |
8097 | (match_operand:SI 0 "s_register_operand" "r"))] | |
8098 | "TARGET_ARM" | |
8099 | "mov%?\\t%|pc, %0\\t%@ indirect register jump" | |
0d66636f | 8100 | [(set_attr "predicable" "yes")] |
cffb2a26 | 8101 | ) |
9c08d1fa | 8102 | |
f7fbdd4a | 8103 | (define_insn "*load_indirect_jump" |
9c08d1fa | 8104 | [(set (pc) |
8105 | (match_operand:SI 0 "memory_operand" "m"))] | |
cffb2a26 | 8106 | "TARGET_ARM" |
8107 | "ldr%?\\t%|pc, %0\\t%@ indirect memory jump" | |
a2cd141b | 8108 | [(set_attr "type" "load1") |
61a2d04c | 8109 | (set_attr "pool_range" "4096") |
8110 | (set_attr "neg_pool_range" "4084") | |
0d66636f | 8111 | (set_attr "predicable" "yes")] |
cffb2a26 | 8112 | ) |
8113 | ||
f1039640 | 8114 | ;; NB Never uses BX. |
cffb2a26 | 8115 | (define_insn "*thumb_indirect_jump" |
8116 | [(set (pc) | |
8117 | (match_operand:SI 0 "register_operand" "l*r"))] | |
8118 | "TARGET_THUMB" | |
8119 | "mov\\tpc, %0" | |
8120 | [(set_attr "conds" "clob") | |
8121 | (set_attr "length" "2")] | |
8122 | ) | |
8123 | ||
9c08d1fa | 8124 | \f |
8125 | ;; Misc insns | |
8126 | ||
8127 | (define_insn "nop" | |
8128 | [(const_int 0)] | |
cffb2a26 | 8129 | "TARGET_EITHER" |
8130 | "* | |
8131 | if (TARGET_ARM) | |
8132 | return \"mov%?\\t%|r0, %|r0\\t%@ nop\"; | |
8133 | return \"mov\\tr8, r8\"; | |
8134 | " | |
8135 | [(set (attr "length") | |
8136 | (if_then_else (eq_attr "is_thumb" "yes") | |
8137 | (const_int 2) | |
8138 | (const_int 4)))] | |
8139 | ) | |
8140 | ||
9c08d1fa | 8141 | \f |
8142 | ;; Patterns to allow combination of arithmetic, cond code and shifts | |
8143 | ||
f7fbdd4a | 8144 | (define_insn "*arith_shiftsi" |
9c08d1fa | 8145 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
8146 | (match_operator:SI 1 "shiftable_operator" | |
8147 | [(match_operator:SI 3 "shift_operator" | |
8148 | [(match_operand:SI 4 "s_register_operand" "r") | |
87b22bf7 | 8149 | (match_operand:SI 5 "reg_or_int_operand" "rI")]) |
9c08d1fa | 8150 | (match_operand:SI 2 "s_register_operand" "r")]))] |
cffb2a26 | 8151 | "TARGET_ARM" |
6c4c2133 | 8152 | "%i1%?\\t%0, %2, %4%S3" |
344495ea | 8153 | [(set_attr "predicable" "yes") |
331beb1a | 8154 | (set_attr "shift" "4") |
a2cd141b | 8155 | (set (attr "type") (if_then_else (match_operand 5 "const_int_operand" "") |
8156 | (const_string "alu_shift") | |
8157 | (const_string "alu_shift_reg")))] | |
6c4c2133 | 8158 | ) |
9c08d1fa | 8159 | |
d7863cfe | 8160 | (define_split |
8161 | [(set (match_operand:SI 0 "s_register_operand" "") | |
8162 | (match_operator:SI 1 "shiftable_operator" | |
8163 | [(match_operator:SI 2 "shiftable_operator" | |
8164 | [(match_operator:SI 3 "shift_operator" | |
8165 | [(match_operand:SI 4 "s_register_operand" "") | |
8166 | (match_operand:SI 5 "reg_or_int_operand" "")]) | |
8167 | (match_operand:SI 6 "s_register_operand" "")]) | |
8168 | (match_operand:SI 7 "arm_rhs_operand" "")])) | |
8169 | (clobber (match_operand:SI 8 "s_register_operand" ""))] | |
8170 | "TARGET_ARM" | |
8171 | [(set (match_dup 8) | |
8172 | (match_op_dup 2 [(match_op_dup 3 [(match_dup 4) (match_dup 5)]) | |
8173 | (match_dup 6)])) | |
8174 | (set (match_dup 0) | |
8175 | (match_op_dup 1 [(match_dup 8) (match_dup 7)]))] | |
8176 | "") | |
8177 | ||
f7fbdd4a | 8178 | (define_insn "*arith_shiftsi_compare0" |
bd5b4116 | 8179 | [(set (reg:CC_NOOV CC_REGNUM) |
9c08d1fa | 8180 | (compare:CC_NOOV (match_operator:SI 1 "shiftable_operator" |
8181 | [(match_operator:SI 3 "shift_operator" | |
8182 | [(match_operand:SI 4 "s_register_operand" "r") | |
87b22bf7 | 8183 | (match_operand:SI 5 "reg_or_int_operand" "rI")]) |
9c08d1fa | 8184 | (match_operand:SI 2 "s_register_operand" "r")]) |
8185 | (const_int 0))) | |
8186 | (set (match_operand:SI 0 "s_register_operand" "=r") | |
8187 | (match_op_dup 1 [(match_op_dup 3 [(match_dup 4) (match_dup 5)]) | |
8188 | (match_dup 2)]))] | |
cffb2a26 | 8189 | "TARGET_ARM" |
87b22bf7 | 8190 | "%i1%?s\\t%0, %2, %4%S3" |
344495ea | 8191 | [(set_attr "conds" "set") |
331beb1a | 8192 | (set_attr "shift" "4") |
a2cd141b | 8193 | (set (attr "type") (if_then_else (match_operand 5 "const_int_operand" "") |
8194 | (const_string "alu_shift") | |
8195 | (const_string "alu_shift_reg")))] | |
0d66636f | 8196 | ) |
9c08d1fa | 8197 | |
f7fbdd4a | 8198 | (define_insn "*arith_shiftsi_compare0_scratch" |
bd5b4116 | 8199 | [(set (reg:CC_NOOV CC_REGNUM) |
9c08d1fa | 8200 | (compare:CC_NOOV (match_operator:SI 1 "shiftable_operator" |
8201 | [(match_operator:SI 3 "shift_operator" | |
8202 | [(match_operand:SI 4 "s_register_operand" "r") | |
87b22bf7 | 8203 | (match_operand:SI 5 "reg_or_int_operand" "rI")]) |
9c08d1fa | 8204 | (match_operand:SI 2 "s_register_operand" "r")]) |
8205 | (const_int 0))) | |
8206 | (clobber (match_scratch:SI 0 "=r"))] | |
cffb2a26 | 8207 | "TARGET_ARM" |
87b22bf7 | 8208 | "%i1%?s\\t%0, %2, %4%S3" |
344495ea | 8209 | [(set_attr "conds" "set") |
331beb1a | 8210 | (set_attr "shift" "4") |
a2cd141b | 8211 | (set (attr "type") (if_then_else (match_operand 5 "const_int_operand" "") |
8212 | (const_string "alu_shift") | |
8213 | (const_string "alu_shift_reg")))] | |
0d66636f | 8214 | ) |
9c08d1fa | 8215 | |
f7fbdd4a | 8216 | (define_insn "*sub_shiftsi" |
9c08d1fa | 8217 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
8218 | (minus:SI (match_operand:SI 1 "s_register_operand" "r") | |
8219 | (match_operator:SI 2 "shift_operator" | |
8220 | [(match_operand:SI 3 "s_register_operand" "r") | |
87b22bf7 | 8221 | (match_operand:SI 4 "reg_or_int_operand" "rM")])))] |
cffb2a26 | 8222 | "TARGET_ARM" |
6c4c2133 | 8223 | "sub%?\\t%0, %1, %3%S2" |
344495ea | 8224 | [(set_attr "predicable" "yes") |
331beb1a | 8225 | (set_attr "shift" "3") |
a2cd141b | 8226 | (set (attr "type") (if_then_else (match_operand 4 "const_int_operand" "") |
8227 | (const_string "alu_shift") | |
8228 | (const_string "alu_shift_reg")))] | |
6c4c2133 | 8229 | ) |
9c08d1fa | 8230 | |
f7fbdd4a | 8231 | (define_insn "*sub_shiftsi_compare0" |
bd5b4116 | 8232 | [(set (reg:CC_NOOV CC_REGNUM) |
40dbec34 | 8233 | (compare:CC_NOOV |
8234 | (minus:SI (match_operand:SI 1 "s_register_operand" "r") | |
8235 | (match_operator:SI 2 "shift_operator" | |
8236 | [(match_operand:SI 3 "s_register_operand" "r") | |
87b22bf7 | 8237 | (match_operand:SI 4 "reg_or_int_operand" "rM")])) |
40dbec34 | 8238 | (const_int 0))) |
9c08d1fa | 8239 | (set (match_operand:SI 0 "s_register_operand" "=r") |
8240 | (minus:SI (match_dup 1) (match_op_dup 2 [(match_dup 3) | |
8241 | (match_dup 4)])))] | |
cffb2a26 | 8242 | "TARGET_ARM" |
87b22bf7 | 8243 | "sub%?s\\t%0, %1, %3%S2" |
344495ea | 8244 | [(set_attr "conds" "set") |
a2cd141b | 8245 | (set_attr "shift" "3") |
8246 | (set (attr "type") (if_then_else (match_operand 4 "const_int_operand" "") | |
8247 | (const_string "alu_shift") | |
8248 | (const_string "alu_shift_reg")))] | |
0d66636f | 8249 | ) |
9c08d1fa | 8250 | |
f7fbdd4a | 8251 | (define_insn "*sub_shiftsi_compare0_scratch" |
bd5b4116 | 8252 | [(set (reg:CC_NOOV CC_REGNUM) |
40dbec34 | 8253 | (compare:CC_NOOV |
8254 | (minus:SI (match_operand:SI 1 "s_register_operand" "r") | |
8255 | (match_operator:SI 2 "shift_operator" | |
8256 | [(match_operand:SI 3 "s_register_operand" "r") | |
87b22bf7 | 8257 | (match_operand:SI 4 "reg_or_int_operand" "rM")])) |
40dbec34 | 8258 | (const_int 0))) |
9c08d1fa | 8259 | (clobber (match_scratch:SI 0 "=r"))] |
cffb2a26 | 8260 | "TARGET_ARM" |
87b22bf7 | 8261 | "sub%?s\\t%0, %1, %3%S2" |
344495ea | 8262 | [(set_attr "conds" "set") |
a2cd141b | 8263 | (set_attr "shift" "3") |
8264 | (set (attr "type") (if_then_else (match_operand 4 "const_int_operand" "") | |
8265 | (const_string "alu_shift") | |
8266 | (const_string "alu_shift_reg")))] | |
0d66636f | 8267 | ) |
9c08d1fa | 8268 | |
9c08d1fa | 8269 | \f |
8270 | ||
f7fbdd4a | 8271 | (define_insn "*and_scc" |
9c08d1fa | 8272 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
8fa3ba89 | 8273 | (and:SI (match_operator:SI 1 "arm_comparison_operator" |
aea4c774 | 8274 | [(match_operand 3 "cc_register" "") (const_int 0)]) |
9c08d1fa | 8275 | (match_operand:SI 2 "s_register_operand" "r")))] |
cffb2a26 | 8276 | "TARGET_ARM" |
e2348bcb | 8277 | "mov%D1\\t%0, #0\;and%d1\\t%0, %2, #1" |
8fa3ba89 | 8278 | [(set_attr "conds" "use") |
8279 | (set_attr "length" "8")] | |
8280 | ) | |
9c08d1fa | 8281 | |
f7fbdd4a | 8282 | (define_insn "*ior_scc" |
9c08d1fa | 8283 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
8fa3ba89 | 8284 | (ior:SI (match_operator:SI 2 "arm_comparison_operator" |
8a18b90c | 8285 | [(match_operand 3 "cc_register" "") (const_int 0)]) |
9c08d1fa | 8286 | (match_operand:SI 1 "s_register_operand" "0,?r")))] |
cffb2a26 | 8287 | "TARGET_ARM" |
e2348bcb | 8288 | "@ |
899850b0 | 8289 | orr%d2\\t%0, %1, #1 |
8290 | mov%D2\\t%0, %1\;orr%d2\\t%0, %1, #1" | |
8fa3ba89 | 8291 | [(set_attr "conds" "use") |
8292 | (set_attr "length" "4,8")] | |
8293 | ) | |
9c08d1fa | 8294 | |
f7fbdd4a | 8295 | (define_insn "*compare_scc" |
5565501b | 8296 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
8fa3ba89 | 8297 | (match_operator:SI 1 "arm_comparison_operator" |
5565501b | 8298 | [(match_operand:SI 2 "s_register_operand" "r,r") |
8299 | (match_operand:SI 3 "arm_add_operand" "rI,L")])) | |
bd5b4116 | 8300 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 8301 | "TARGET_ARM" |
9c08d1fa | 8302 | "* |
601f584c | 8303 | if (operands[3] == const0_rtx) |
8304 | { | |
8305 | if (GET_CODE (operands[1]) == LT) | |
8306 | return \"mov\\t%0, %2, lsr #31\"; | |
8307 | ||
8308 | if (GET_CODE (operands[1]) == GE) | |
8309 | return \"mvn\\t%0, %2\;mov\\t%0, %0, lsr #31\"; | |
e2348bcb | 8310 | |
601f584c | 8311 | if (GET_CODE (operands[1]) == EQ) |
8312 | return \"rsbs\\t%0, %2, #1\;movcc\\t%0, #0\"; | |
8313 | } | |
e2348bcb | 8314 | |
8fa3ba89 | 8315 | if (GET_CODE (operands[1]) == NE) |
8316 | { | |
8317 | if (which_alternative == 1) | |
8318 | return \"adds\\t%0, %2, #%n3\;movne\\t%0, #1\"; | |
8319 | return \"subs\\t%0, %2, %3\;movne\\t%0, #1\"; | |
8320 | } | |
8321 | if (which_alternative == 1) | |
8322 | output_asm_insn (\"cmn\\t%2, #%n3\", operands); | |
8323 | else | |
8324 | output_asm_insn (\"cmp\\t%2, %3\", operands); | |
8325 | return \"mov%D1\\t%0, #0\;mov%d1\\t%0, #1\"; | |
8326 | " | |
8327 | [(set_attr "conds" "clob") | |
8328 | (set_attr "length" "12")] | |
8329 | ) | |
9c08d1fa | 8330 | |
f7fbdd4a | 8331 | (define_insn "*cond_move" |
9c08d1fa | 8332 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r") |
aea4c774 | 8333 | (if_then_else:SI (match_operator 3 "equality_operator" |
8fa3ba89 | 8334 | [(match_operator 4 "arm_comparison_operator" |
8a18b90c | 8335 | [(match_operand 5 "cc_register" "") (const_int 0)]) |
aea4c774 | 8336 | (const_int 0)]) |
8337 | (match_operand:SI 1 "arm_rhs_operand" "0,rI,?rI") | |
8338 | (match_operand:SI 2 "arm_rhs_operand" "rI,0,rI")))] | |
cffb2a26 | 8339 | "TARGET_ARM" |
9c08d1fa | 8340 | "* |
8fa3ba89 | 8341 | if (GET_CODE (operands[3]) == NE) |
8342 | { | |
8343 | if (which_alternative != 1) | |
8344 | output_asm_insn (\"mov%D4\\t%0, %2\", operands); | |
8345 | if (which_alternative != 0) | |
8346 | output_asm_insn (\"mov%d4\\t%0, %1\", operands); | |
8347 | return \"\"; | |
8348 | } | |
8349 | if (which_alternative != 0) | |
8350 | output_asm_insn (\"mov%D4\\t%0, %1\", operands); | |
8351 | if (which_alternative != 1) | |
8352 | output_asm_insn (\"mov%d4\\t%0, %2\", operands); | |
8353 | return \"\"; | |
8354 | " | |
8355 | [(set_attr "conds" "use") | |
8356 | (set_attr "length" "4,4,8")] | |
8357 | ) | |
9c08d1fa | 8358 | |
f7fbdd4a | 8359 | (define_insn "*cond_arith" |
9c08d1fa | 8360 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
8361 | (match_operator:SI 5 "shiftable_operator" | |
8fa3ba89 | 8362 | [(match_operator:SI 4 "arm_comparison_operator" |
9c08d1fa | 8363 | [(match_operand:SI 2 "s_register_operand" "r,r") |
8364 | (match_operand:SI 3 "arm_rhs_operand" "rI,rI")]) | |
8365 | (match_operand:SI 1 "s_register_operand" "0,?r")])) | |
bd5b4116 | 8366 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 8367 | "TARGET_ARM" |
9c08d1fa | 8368 | "* |
8fa3ba89 | 8369 | if (GET_CODE (operands[4]) == LT && operands[3] == const0_rtx) |
8370 | return \"%i5\\t%0, %1, %2, lsr #31\"; | |
40dbec34 | 8371 | |
8fa3ba89 | 8372 | output_asm_insn (\"cmp\\t%2, %3\", operands); |
8373 | if (GET_CODE (operands[5]) == AND) | |
8374 | output_asm_insn (\"mov%D4\\t%0, #0\", operands); | |
8375 | else if (GET_CODE (operands[5]) == MINUS) | |
8376 | output_asm_insn (\"rsb%D4\\t%0, %1, #0\", operands); | |
8377 | else if (which_alternative != 0) | |
8378 | output_asm_insn (\"mov%D4\\t%0, %1\", operands); | |
8379 | return \"%i5%d4\\t%0, %1, #1\"; | |
8380 | " | |
8381 | [(set_attr "conds" "clob") | |
8382 | (set_attr "length" "12")] | |
8383 | ) | |
9c08d1fa | 8384 | |
f7fbdd4a | 8385 | (define_insn "*cond_sub" |
9c08d1fa | 8386 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
8387 | (minus:SI (match_operand:SI 1 "s_register_operand" "0,?r") | |
8fa3ba89 | 8388 | (match_operator:SI 4 "arm_comparison_operator" |
9c08d1fa | 8389 | [(match_operand:SI 2 "s_register_operand" "r,r") |
8390 | (match_operand:SI 3 "arm_rhs_operand" "rI,rI")]))) | |
bd5b4116 | 8391 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 8392 | "TARGET_ARM" |
9c08d1fa | 8393 | "* |
8fa3ba89 | 8394 | output_asm_insn (\"cmp\\t%2, %3\", operands); |
8395 | if (which_alternative != 0) | |
8396 | output_asm_insn (\"mov%D4\\t%0, %1\", operands); | |
8397 | return \"sub%d4\\t%0, %1, #1\"; | |
8398 | " | |
8399 | [(set_attr "conds" "clob") | |
8400 | (set_attr "length" "8,12")] | |
8401 | ) | |
9c08d1fa | 8402 | |
aea4c774 | 8403 | (define_insn "*cmp_ite0" |
cffb2a26 | 8404 | [(set (match_operand 6 "dominant_cc_register" "") |
aea4c774 | 8405 | (compare |
8406 | (if_then_else:SI | |
8fa3ba89 | 8407 | (match_operator 4 "arm_comparison_operator" |
aea4c774 | 8408 | [(match_operand:SI 0 "s_register_operand" "r,r,r,r") |
8409 | (match_operand:SI 1 "arm_add_operand" "rI,L,rI,L")]) | |
8fa3ba89 | 8410 | (match_operator:SI 5 "arm_comparison_operator" |
aea4c774 | 8411 | [(match_operand:SI 2 "s_register_operand" "r,r,r,r") |
8412 | (match_operand:SI 3 "arm_add_operand" "rI,rI,L,L")]) | |
8413 | (const_int 0)) | |
8414 | (const_int 0)))] | |
cffb2a26 | 8415 | "TARGET_ARM" |
9c08d1fa | 8416 | "* |
aea4c774 | 8417 | { |
8fa3ba89 | 8418 | static const char * const opcodes[4][2] = |
8419 | { | |
8420 | {\"cmp\\t%2, %3\;cmp%d5\\t%0, %1\", | |
8421 | \"cmp\\t%0, %1\;cmp%d4\\t%2, %3\"}, | |
8422 | {\"cmp\\t%2, %3\;cmn%d5\\t%0, #%n1\", | |
8423 | \"cmn\\t%0, #%n1\;cmp%d4\\t%2, %3\"}, | |
8424 | {\"cmn\\t%2, #%n3\;cmp%d5\\t%0, %1\", | |
8425 | \"cmp\\t%0, %1\;cmn%d4\\t%2, #%n3\"}, | |
8426 | {\"cmn\\t%2, #%n3\;cmn%d5\\t%0, #%n1\", | |
8427 | \"cmn\\t%0, #%n1\;cmn%d4\\t%2, #%n3\"} | |
8428 | }; | |
8429 | int swap = | |
8430 | comparison_dominates_p (GET_CODE (operands[5]), GET_CODE (operands[4])); | |
8431 | ||
8432 | return opcodes[which_alternative][swap]; | |
8433 | }" | |
8434 | [(set_attr "conds" "set") | |
8435 | (set_attr "length" "8")] | |
8436 | ) | |
9c08d1fa | 8437 | |
aea4c774 | 8438 | (define_insn "*cmp_ite1" |
cffb2a26 | 8439 | [(set (match_operand 6 "dominant_cc_register" "") |
aea4c774 | 8440 | (compare |
8441 | (if_then_else:SI | |
8fa3ba89 | 8442 | (match_operator 4 "arm_comparison_operator" |
aea4c774 | 8443 | [(match_operand:SI 0 "s_register_operand" "r,r,r,r") |
ebcc79bc | 8444 | (match_operand:SI 1 "arm_add_operand" "rI,L,rI,L")]) |
8fa3ba89 | 8445 | (match_operator:SI 5 "arm_comparison_operator" |
aea4c774 | 8446 | [(match_operand:SI 2 "s_register_operand" "r,r,r,r") |
ebcc79bc | 8447 | (match_operand:SI 3 "arm_add_operand" "rI,rI,L,L")]) |
aea4c774 | 8448 | (const_int 1)) |
8449 | (const_int 0)))] | |
cffb2a26 | 8450 | "TARGET_ARM" |
9c08d1fa | 8451 | "* |
9c08d1fa | 8452 | { |
215b30b3 | 8453 | static const char * const opcodes[4][2] = |
8454 | { | |
8455 | {\"cmp\\t%0, %1\;cmp%d4\\t%2, %3\", | |
8456 | \"cmp\\t%2, %3\;cmp%D5\\t%0, %1\"}, | |
8457 | {\"cmn\\t%0, #%n1\;cmp%d4\\t%2, %3\", | |
8458 | \"cmp\\t%2, %3\;cmn%D5\\t%0, #%n1\"}, | |
8459 | {\"cmp\\t%0, %1\;cmn%d4\\t%2, #%n3\", | |
8460 | \"cmn\\t%2, #%n3\;cmp%D5\\t%0, %1\"}, | |
8461 | {\"cmn\\t%0, #%n1\;cmn%d4\\t%2, #%n3\", | |
8462 | \"cmn\\t%2, #%n3\;cmn%D5\\t%0, #%n1\"} | |
8463 | }; | |
8464 | int swap = | |
8465 | comparison_dominates_p (GET_CODE (operands[5]), | |
8466 | reverse_condition (GET_CODE (operands[4]))); | |
8467 | ||
8468 | return opcodes[which_alternative][swap]; | |
8469 | }" | |
8fa3ba89 | 8470 | [(set_attr "conds" "set") |
8471 | (set_attr "length" "8")] | |
8472 | ) | |
9c08d1fa | 8473 | |
f6c53574 | 8474 | (define_insn "*cmp_and" |
8475 | [(set (match_operand 6 "dominant_cc_register" "") | |
8476 | (compare | |
8477 | (and:SI | |
8478 | (match_operator 4 "arm_comparison_operator" | |
8479 | [(match_operand:SI 0 "s_register_operand" "r,r,r,r") | |
8480 | (match_operand:SI 1 "arm_add_operand" "rI,L,rI,L")]) | |
8481 | (match_operator:SI 5 "arm_comparison_operator" | |
8482 | [(match_operand:SI 2 "s_register_operand" "r,r,r,r") | |
8483 | (match_operand:SI 3 "arm_add_operand" "rI,rI,L,L")])) | |
8484 | (const_int 0)))] | |
8485 | "TARGET_ARM" | |
8486 | "* | |
8487 | { | |
35823b64 | 8488 | static const char *const opcodes[4][2] = |
f6c53574 | 8489 | { |
8490 | {\"cmp\\t%2, %3\;cmp%d5\\t%0, %1\", | |
8491 | \"cmp\\t%0, %1\;cmp%d4\\t%2, %3\"}, | |
8492 | {\"cmp\\t%2, %3\;cmn%d5\\t%0, #%n1\", | |
8493 | \"cmn\\t%0, #%n1\;cmp%d4\\t%2, %3\"}, | |
8494 | {\"cmn\\t%2, #%n3\;cmp%d5\\t%0, %1\", | |
8495 | \"cmp\\t%0, %1\;cmn%d4\\t%2, #%n3\"}, | |
8496 | {\"cmn\\t%2, #%n3\;cmn%d5\\t%0, #%n1\", | |
8497 | \"cmn\\t%0, #%n1\;cmn%d4\\t%2, #%n3\"} | |
8498 | }; | |
8499 | int swap = | |
8500 | comparison_dominates_p (GET_CODE (operands[5]), GET_CODE (operands[4])); | |
8501 | ||
8502 | return opcodes[which_alternative][swap]; | |
8503 | }" | |
8504 | [(set_attr "conds" "set") | |
8505 | (set_attr "predicable" "no") | |
8506 | (set_attr "length" "8")] | |
8507 | ) | |
8508 | ||
8509 | (define_insn "*cmp_ior" | |
8510 | [(set (match_operand 6 "dominant_cc_register" "") | |
8511 | (compare | |
8512 | (ior:SI | |
8513 | (match_operator 4 "arm_comparison_operator" | |
8514 | [(match_operand:SI 0 "s_register_operand" "r,r,r,r") | |
8515 | (match_operand:SI 1 "arm_add_operand" "rI,L,rI,L")]) | |
8516 | (match_operator:SI 5 "arm_comparison_operator" | |
8517 | [(match_operand:SI 2 "s_register_operand" "r,r,r,r") | |
8518 | (match_operand:SI 3 "arm_add_operand" "rI,rI,L,L")])) | |
8519 | (const_int 0)))] | |
8520 | "TARGET_ARM" | |
8521 | "* | |
8522 | { | |
35823b64 | 8523 | static const char *const opcodes[4][2] = |
f6c53574 | 8524 | { |
8525 | {\"cmp\\t%0, %1\;cmp%D4\\t%2, %3\", | |
8526 | \"cmp\\t%2, %3\;cmp%D5\\t%0, %1\"}, | |
8527 | {\"cmn\\t%0, #%n1\;cmp%D4\\t%2, %3\", | |
8528 | \"cmp\\t%2, %3\;cmn%D5\\t%0, #%n1\"}, | |
8529 | {\"cmp\\t%0, %1\;cmn%D4\\t%2, #%n3\", | |
8530 | \"cmn\\t%2, #%n3\;cmp%D5\\t%0, %1\"}, | |
8531 | {\"cmn\\t%0, #%n1\;cmn%D4\\t%2, #%n3\", | |
8532 | \"cmn\\t%2, #%n3\;cmn%D5\\t%0, #%n1\"} | |
8533 | }; | |
8534 | int swap = | |
8535 | comparison_dominates_p (GET_CODE (operands[5]), GET_CODE (operands[4])); | |
8536 | ||
8537 | return opcodes[which_alternative][swap]; | |
8538 | } | |
8539 | " | |
8540 | [(set_attr "conds" "set") | |
8541 | (set_attr "length" "8")] | |
8542 | ) | |
8543 | ||
3c5afce6 | 8544 | (define_insn_and_split "*ior_scc_scc" |
8545 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
8546 | (ior:SI (match_operator:SI 3 "arm_comparison_operator" | |
8547 | [(match_operand:SI 1 "s_register_operand" "r") | |
8548 | (match_operand:SI 2 "arm_add_operand" "rIL")]) | |
8549 | (match_operator:SI 6 "arm_comparison_operator" | |
8550 | [(match_operand:SI 4 "s_register_operand" "r") | |
8551 | (match_operand:SI 5 "arm_add_operand" "rIL")]))) | |
8552 | (clobber (reg:CC CC_REGNUM))] | |
8553 | "TARGET_ARM | |
8554 | && (arm_select_dominance_cc_mode (operands[3], operands[6], DOM_CC_X_OR_Y) | |
8555 | != CCmode)" | |
8556 | "#" | |
8557 | "TARGET_ARM && reload_completed" | |
8558 | [(set (match_dup 7) | |
8559 | (compare | |
8560 | (ior:SI | |
8561 | (match_op_dup 3 [(match_dup 1) (match_dup 2)]) | |
8562 | (match_op_dup 6 [(match_dup 4) (match_dup 5)])) | |
8563 | (const_int 0))) | |
8564 | (set (match_dup 0) (ne:SI (match_dup 7) (const_int 0)))] | |
8565 | "operands[7] | |
8566 | = gen_rtx_REG (arm_select_dominance_cc_mode (operands[3], operands[6], | |
8567 | DOM_CC_X_OR_Y), | |
601f584c | 8568 | CC_REGNUM);" |
8569 | [(set_attr "conds" "clob") | |
8570 | (set_attr "length" "16")]) | |
8571 | ||
8572 | ; If the above pattern is followed by a CMP insn, then the compare is | |
8573 | ; redundant, since we can rework the conditional instruction that follows. | |
8574 | (define_insn_and_split "*ior_scc_scc_cmp" | |
8575 | [(set (match_operand 0 "dominant_cc_register" "") | |
8576 | (compare (ior:SI (match_operator:SI 3 "arm_comparison_operator" | |
8577 | [(match_operand:SI 1 "s_register_operand" "r") | |
8578 | (match_operand:SI 2 "arm_add_operand" "rIL")]) | |
8579 | (match_operator:SI 6 "arm_comparison_operator" | |
8580 | [(match_operand:SI 4 "s_register_operand" "r") | |
8581 | (match_operand:SI 5 "arm_add_operand" "rIL")])) | |
8582 | (const_int 0))) | |
8583 | (set (match_operand:SI 7 "s_register_operand" "=r") | |
8584 | (ior:SI (match_op_dup 3 [(match_dup 1) (match_dup 2)]) | |
8585 | (match_op_dup 6 [(match_dup 4) (match_dup 5)])))] | |
8586 | "TARGET_ARM" | |
8587 | "#" | |
8588 | "TARGET_ARM && reload_completed" | |
8589 | [(set (match_dup 0) | |
8590 | (compare | |
8591 | (ior:SI | |
8592 | (match_op_dup 3 [(match_dup 1) (match_dup 2)]) | |
8593 | (match_op_dup 6 [(match_dup 4) (match_dup 5)])) | |
8594 | (const_int 0))) | |
8595 | (set (match_dup 7) (ne:SI (match_dup 0) (const_int 0)))] | |
8596 | "" | |
8597 | [(set_attr "conds" "set") | |
8598 | (set_attr "length" "16")]) | |
3c5afce6 | 8599 | |
8600 | (define_insn_and_split "*and_scc_scc" | |
8601 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
8602 | (and:SI (match_operator:SI 3 "arm_comparison_operator" | |
8603 | [(match_operand:SI 1 "s_register_operand" "r") | |
8604 | (match_operand:SI 2 "arm_add_operand" "rIL")]) | |
8605 | (match_operator:SI 6 "arm_comparison_operator" | |
8606 | [(match_operand:SI 4 "s_register_operand" "r") | |
8607 | (match_operand:SI 5 "arm_add_operand" "rIL")]))) | |
8608 | (clobber (reg:CC CC_REGNUM))] | |
8609 | "TARGET_ARM | |
8610 | && (arm_select_dominance_cc_mode (operands[3], operands[6], DOM_CC_X_AND_Y) | |
8611 | != CCmode)" | |
8612 | "#" | |
601f584c | 8613 | "TARGET_ARM && reload_completed |
8614 | && (arm_select_dominance_cc_mode (operands[3], operands[6], DOM_CC_X_AND_Y) | |
8615 | != CCmode)" | |
3c5afce6 | 8616 | [(set (match_dup 7) |
8617 | (compare | |
8618 | (and:SI | |
8619 | (match_op_dup 3 [(match_dup 1) (match_dup 2)]) | |
8620 | (match_op_dup 6 [(match_dup 4) (match_dup 5)])) | |
8621 | (const_int 0))) | |
8622 | (set (match_dup 0) (ne:SI (match_dup 7) (const_int 0)))] | |
8623 | "operands[7] | |
8624 | = gen_rtx_REG (arm_select_dominance_cc_mode (operands[3], operands[6], | |
8625 | DOM_CC_X_AND_Y), | |
601f584c | 8626 | CC_REGNUM);" |
8627 | [(set_attr "conds" "clob") | |
8628 | (set_attr "length" "16")]) | |
8629 | ||
8630 | ; If the above pattern is followed by a CMP insn, then the compare is | |
8631 | ; redundant, since we can rework the conditional instruction that follows. | |
8632 | (define_insn_and_split "*and_scc_scc_cmp" | |
8633 | [(set (match_operand 0 "dominant_cc_register" "") | |
8634 | (compare (and:SI (match_operator:SI 3 "arm_comparison_operator" | |
8635 | [(match_operand:SI 1 "s_register_operand" "r") | |
8636 | (match_operand:SI 2 "arm_add_operand" "rIL")]) | |
8637 | (match_operator:SI 6 "arm_comparison_operator" | |
8638 | [(match_operand:SI 4 "s_register_operand" "r") | |
8639 | (match_operand:SI 5 "arm_add_operand" "rIL")])) | |
8640 | (const_int 0))) | |
8641 | (set (match_operand:SI 7 "s_register_operand" "=r") | |
8642 | (and:SI (match_op_dup 3 [(match_dup 1) (match_dup 2)]) | |
8643 | (match_op_dup 6 [(match_dup 4) (match_dup 5)])))] | |
8644 | "TARGET_ARM" | |
8645 | "#" | |
8646 | "TARGET_ARM && reload_completed" | |
8647 | [(set (match_dup 0) | |
8648 | (compare | |
8649 | (and:SI | |
8650 | (match_op_dup 3 [(match_dup 1) (match_dup 2)]) | |
8651 | (match_op_dup 6 [(match_dup 4) (match_dup 5)])) | |
8652 | (const_int 0))) | |
8653 | (set (match_dup 7) (ne:SI (match_dup 0) (const_int 0)))] | |
8654 | "" | |
8655 | [(set_attr "conds" "set") | |
8656 | (set_attr "length" "16")]) | |
8657 | ||
8658 | ;; If there is no dominance in the comparison, then we can still save an | |
8659 | ;; instruction in the AND case, since we can know that the second compare | |
8660 | ;; need only zero the value if false (if true, then the value is already | |
8661 | ;; correct). | |
8662 | (define_insn_and_split "*and_scc_scc_nodom" | |
8663 | [(set (match_operand:SI 0 "s_register_operand" "=&r,&r,&r") | |
8664 | (and:SI (match_operator:SI 3 "arm_comparison_operator" | |
8665 | [(match_operand:SI 1 "s_register_operand" "r,r,0") | |
8666 | (match_operand:SI 2 "arm_add_operand" "rIL,0,rIL")]) | |
8667 | (match_operator:SI 6 "arm_comparison_operator" | |
8668 | [(match_operand:SI 4 "s_register_operand" "r,r,r") | |
8669 | (match_operand:SI 5 "arm_add_operand" "rIL,rIL,rIL")]))) | |
8670 | (clobber (reg:CC CC_REGNUM))] | |
8671 | "TARGET_ARM | |
8672 | && (arm_select_dominance_cc_mode (operands[3], operands[6], DOM_CC_X_AND_Y) | |
8673 | == CCmode)" | |
8674 | "#" | |
8675 | "TARGET_ARM && reload_completed" | |
8676 | [(parallel [(set (match_dup 0) | |
8677 | (match_op_dup 3 [(match_dup 1) (match_dup 2)])) | |
8678 | (clobber (reg:CC CC_REGNUM))]) | |
8679 | (set (match_dup 7) (match_op_dup 8 [(match_dup 4) (match_dup 5)])) | |
8680 | (set (match_dup 0) | |
8681 | (if_then_else:SI (match_op_dup 6 [(match_dup 7) (const_int 0)]) | |
8682 | (match_dup 0) | |
8683 | (const_int 0)))] | |
8684 | "operands[7] = gen_rtx_REG (SELECT_CC_MODE (GET_CODE (operands[6]), | |
8685 | operands[4], operands[5]), | |
8686 | CC_REGNUM); | |
8687 | operands[8] = gen_rtx_COMPARE (GET_MODE (operands[7]), operands[4], | |
8688 | operands[5]);" | |
8689 | [(set_attr "conds" "clob") | |
8690 | (set_attr "length" "20")]) | |
3c5afce6 | 8691 | |
3a0bdee0 | 8692 | (define_split |
8693 | [(set (reg:CC_NOOV CC_REGNUM) | |
8694 | (compare:CC_NOOV (ior:SI | |
8695 | (and:SI (match_operand:SI 0 "s_register_operand" "") | |
8696 | (const_int 1)) | |
8697 | (match_operator:SI 1 "comparison_operator" | |
8698 | [(match_operand:SI 2 "s_register_operand" "") | |
8699 | (match_operand:SI 3 "arm_add_operand" "")])) | |
8700 | (const_int 0))) | |
8701 | (clobber (match_operand:SI 4 "s_register_operand" ""))] | |
8702 | "TARGET_ARM" | |
8703 | [(set (match_dup 4) | |
8704 | (ior:SI (match_op_dup 1 [(match_dup 2) (match_dup 3)]) | |
8705 | (match_dup 0))) | |
8706 | (set (reg:CC_NOOV CC_REGNUM) | |
8707 | (compare:CC_NOOV (and:SI (match_dup 4) (const_int 1)) | |
8708 | (const_int 0)))] | |
8709 | "") | |
8710 | ||
8711 | (define_split | |
8712 | [(set (reg:CC_NOOV CC_REGNUM) | |
8713 | (compare:CC_NOOV (ior:SI | |
8714 | (match_operator:SI 1 "comparison_operator" | |
8715 | [(match_operand:SI 2 "s_register_operand" "") | |
8716 | (match_operand:SI 3 "arm_add_operand" "")]) | |
8717 | (and:SI (match_operand:SI 0 "s_register_operand" "") | |
8718 | (const_int 1))) | |
8719 | (const_int 0))) | |
8720 | (clobber (match_operand:SI 4 "s_register_operand" ""))] | |
8721 | "TARGET_ARM" | |
8722 | [(set (match_dup 4) | |
8723 | (ior:SI (match_op_dup 1 [(match_dup 2) (match_dup 3)]) | |
8724 | (match_dup 0))) | |
8725 | (set (reg:CC_NOOV CC_REGNUM) | |
8726 | (compare:CC_NOOV (and:SI (match_dup 4) (const_int 1)) | |
8727 | (const_int 0)))] | |
8728 | "") | |
8729 | ||
f7fbdd4a | 8730 | (define_insn "*negscc" |
9c08d1fa | 8731 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
8fa3ba89 | 8732 | (neg:SI (match_operator 3 "arm_comparison_operator" |
9c08d1fa | 8733 | [(match_operand:SI 1 "s_register_operand" "r") |
8734 | (match_operand:SI 2 "arm_rhs_operand" "rI")]))) | |
bd5b4116 | 8735 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 8736 | "TARGET_ARM" |
9c08d1fa | 8737 | "* |
f0e75574 | 8738 | if (GET_CODE (operands[3]) == LT && operands[3] == const0_rtx) |
e2348bcb | 8739 | return \"mov\\t%0, %1, asr #31\"; |
8740 | ||
9c08d1fa | 8741 | if (GET_CODE (operands[3]) == NE) |
e2348bcb | 8742 | return \"subs\\t%0, %1, %2\;mvnne\\t%0, #0\"; |
8743 | ||
9c08d1fa | 8744 | if (GET_CODE (operands[3]) == GT) |
e2348bcb | 8745 | return \"subs\\t%0, %1, %2\;mvnne\\t%0, %0, asr #31\"; |
8746 | ||
8747 | output_asm_insn (\"cmp\\t%1, %2\", operands); | |
8748 | output_asm_insn (\"mov%D3\\t%0, #0\", operands); | |
8749 | return \"mvn%d3\\t%0, #0\"; | |
215b30b3 | 8750 | " |
8fa3ba89 | 8751 | [(set_attr "conds" "clob") |
8752 | (set_attr "length" "12")] | |
8753 | ) | |
9c08d1fa | 8754 | |
8755 | (define_insn "movcond" | |
8756 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r") | |
5565501b | 8757 | (if_then_else:SI |
8fa3ba89 | 8758 | (match_operator 5 "arm_comparison_operator" |
5565501b | 8759 | [(match_operand:SI 3 "s_register_operand" "r,r,r") |
8760 | (match_operand:SI 4 "arm_add_operand" "rIL,rIL,rIL")]) | |
8761 | (match_operand:SI 1 "arm_rhs_operand" "0,rI,?rI") | |
8762 | (match_operand:SI 2 "arm_rhs_operand" "rI,0,rI"))) | |
bd5b4116 | 8763 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 8764 | "TARGET_ARM" |
9c08d1fa | 8765 | "* |
8766 | if (GET_CODE (operands[5]) == LT | |
8767 | && (operands[4] == const0_rtx)) | |
8768 | { | |
5565501b | 8769 | if (which_alternative != 1 && GET_CODE (operands[1]) == REG) |
9c08d1fa | 8770 | { |
9c08d1fa | 8771 | if (operands[2] == const0_rtx) |
e2348bcb | 8772 | return \"and\\t%0, %1, %3, asr #31\"; |
8773 | return \"ands\\t%0, %1, %3, asr #32\;movcc\\t%0, %2\"; | |
9c08d1fa | 8774 | } |
8775 | else if (which_alternative != 0 && GET_CODE (operands[2]) == REG) | |
8776 | { | |
9c08d1fa | 8777 | if (operands[1] == const0_rtx) |
e2348bcb | 8778 | return \"bic\\t%0, %2, %3, asr #31\"; |
8779 | return \"bics\\t%0, %2, %3, asr #32\;movcs\\t%0, %1\"; | |
9c08d1fa | 8780 | } |
8781 | /* The only case that falls through to here is when both ops 1 & 2 | |
674a8f0b | 8782 | are constants. */ |
9c08d1fa | 8783 | } |
e2348bcb | 8784 | |
9c08d1fa | 8785 | if (GET_CODE (operands[5]) == GE |
8786 | && (operands[4] == const0_rtx)) | |
8787 | { | |
8788 | if (which_alternative != 1 && GET_CODE (operands[1]) == REG) | |
8789 | { | |
9c08d1fa | 8790 | if (operands[2] == const0_rtx) |
e2348bcb | 8791 | return \"bic\\t%0, %1, %3, asr #31\"; |
8792 | return \"bics\\t%0, %1, %3, asr #32\;movcs\\t%0, %2\"; | |
9c08d1fa | 8793 | } |
8794 | else if (which_alternative != 0 && GET_CODE (operands[2]) == REG) | |
8795 | { | |
9c08d1fa | 8796 | if (operands[1] == const0_rtx) |
e2348bcb | 8797 | return \"and\\t%0, %2, %3, asr #31\"; |
8798 | return \"ands\\t%0, %2, %3, asr #32\;movcc\\t%0, %1\"; | |
9c08d1fa | 8799 | } |
8800 | /* The only case that falls through to here is when both ops 1 & 2 | |
674a8f0b | 8801 | are constants. */ |
9c08d1fa | 8802 | } |
8803 | if (GET_CODE (operands[4]) == CONST_INT | |
8804 | && !const_ok_for_arm (INTVAL (operands[4]))) | |
e2348bcb | 8805 | output_asm_insn (\"cmn\\t%3, #%n4\", operands); |
9c08d1fa | 8806 | else |
e2348bcb | 8807 | output_asm_insn (\"cmp\\t%3, %4\", operands); |
9c08d1fa | 8808 | if (which_alternative != 0) |
e2348bcb | 8809 | output_asm_insn (\"mov%d5\\t%0, %1\", operands); |
9c08d1fa | 8810 | if (which_alternative != 1) |
e2348bcb | 8811 | output_asm_insn (\"mov%D5\\t%0, %2\", operands); |
9c08d1fa | 8812 | return \"\"; |
215b30b3 | 8813 | " |
8fa3ba89 | 8814 | [(set_attr "conds" "clob") |
8815 | (set_attr "length" "8,8,12")] | |
8816 | ) | |
9c08d1fa | 8817 | |
8a18b90c | 8818 | (define_insn "*ifcompare_plus_move" |
8819 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") | |
8fa3ba89 | 8820 | (if_then_else:SI (match_operator 6 "arm_comparison_operator" |
8a18b90c | 8821 | [(match_operand:SI 4 "s_register_operand" "r,r") |
8822 | (match_operand:SI 5 "arm_add_operand" "rIL,rIL")]) | |
8823 | (plus:SI | |
8824 | (match_operand:SI 2 "s_register_operand" "r,r") | |
8825 | (match_operand:SI 3 "arm_add_operand" "rIL,rIL")) | |
129a2fe4 | 8826 | (match_operand:SI 1 "arm_rhs_operand" "0,?rI"))) |
bd5b4116 | 8827 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 8828 | "TARGET_ARM" |
8a18b90c | 8829 | "#" |
8fa3ba89 | 8830 | [(set_attr "conds" "clob") |
8831 | (set_attr "length" "8,12")] | |
8832 | ) | |
8a18b90c | 8833 | |
8834 | (define_insn "*if_plus_move" | |
129a2fe4 | 8835 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r,r") |
8a18b90c | 8836 | (if_then_else:SI |
8fa3ba89 | 8837 | (match_operator 4 "arm_comparison_operator" |
8a18b90c | 8838 | [(match_operand 5 "cc_register" "") (const_int 0)]) |
8839 | (plus:SI | |
129a2fe4 | 8840 | (match_operand:SI 2 "s_register_operand" "r,r,r,r") |
8841 | (match_operand:SI 3 "arm_add_operand" "rI,L,rI,L")) | |
8842 | (match_operand:SI 1 "arm_rhs_operand" "0,0,?rI,?rI")))] | |
cffb2a26 | 8843 | "TARGET_ARM" |
8a18b90c | 8844 | "@ |
8845 | add%d4\\t%0, %2, %3 | |
8846 | sub%d4\\t%0, %2, #%n3 | |
8847 | add%d4\\t%0, %2, %3\;mov%D4\\t%0, %1 | |
129a2fe4 | 8848 | sub%d4\\t%0, %2, #%n3\;mov%D4\\t%0, %1" |
8fa3ba89 | 8849 | [(set_attr "conds" "use") |
8850 | (set_attr "length" "4,4,8,8") | |
8851 | (set_attr "type" "*,*,*,*")] | |
8852 | ) | |
8a18b90c | 8853 | |
8854 | (define_insn "*ifcompare_move_plus" | |
5565501b | 8855 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
8fa3ba89 | 8856 | (if_then_else:SI (match_operator 6 "arm_comparison_operator" |
8a18b90c | 8857 | [(match_operand:SI 4 "s_register_operand" "r,r") |
8858 | (match_operand:SI 5 "arm_add_operand" "rIL,rIL")]) | |
129a2fe4 | 8859 | (match_operand:SI 1 "arm_rhs_operand" "0,?rI") |
8a18b90c | 8860 | (plus:SI |
8861 | (match_operand:SI 2 "s_register_operand" "r,r") | |
8862 | (match_operand:SI 3 "arm_add_operand" "rIL,rIL")))) | |
bd5b4116 | 8863 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 8864 | "TARGET_ARM" |
8a18b90c | 8865 | "#" |
8fa3ba89 | 8866 | [(set_attr "conds" "clob") |
8867 | (set_attr "length" "8,12")] | |
8868 | ) | |
8a18b90c | 8869 | |
8870 | (define_insn "*if_move_plus" | |
129a2fe4 | 8871 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r,r") |
8a18b90c | 8872 | (if_then_else:SI |
8fa3ba89 | 8873 | (match_operator 4 "arm_comparison_operator" |
8a18b90c | 8874 | [(match_operand 5 "cc_register" "") (const_int 0)]) |
129a2fe4 | 8875 | (match_operand:SI 1 "arm_rhs_operand" "0,0,?rI,?rI") |
8a18b90c | 8876 | (plus:SI |
129a2fe4 | 8877 | (match_operand:SI 2 "s_register_operand" "r,r,r,r") |
8878 | (match_operand:SI 3 "arm_add_operand" "rI,L,rI,L"))))] | |
cffb2a26 | 8879 | "TARGET_ARM" |
8a18b90c | 8880 | "@ |
8881 | add%D4\\t%0, %2, %3 | |
8882 | sub%D4\\t%0, %2, #%n3 | |
8883 | add%D4\\t%0, %2, %3\;mov%d4\\t%0, %1 | |
129a2fe4 | 8884 | sub%D4\\t%0, %2, #%n3\;mov%d4\\t%0, %1" |
8fa3ba89 | 8885 | [(set_attr "conds" "use") |
8886 | (set_attr "length" "4,4,8,8") | |
8887 | (set_attr "type" "*,*,*,*")] | |
8888 | ) | |
8a18b90c | 8889 | |
8890 | (define_insn "*ifcompare_arith_arith" | |
8891 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
8fa3ba89 | 8892 | (if_then_else:SI (match_operator 9 "arm_comparison_operator" |
8a18b90c | 8893 | [(match_operand:SI 5 "s_register_operand" "r") |
8894 | (match_operand:SI 6 "arm_add_operand" "rIL")]) | |
9c08d1fa | 8895 | (match_operator:SI 8 "shiftable_operator" |
8a18b90c | 8896 | [(match_operand:SI 1 "s_register_operand" "r") |
8897 | (match_operand:SI 2 "arm_rhs_operand" "rI")]) | |
9c08d1fa | 8898 | (match_operator:SI 7 "shiftable_operator" |
8a18b90c | 8899 | [(match_operand:SI 3 "s_register_operand" "r") |
8900 | (match_operand:SI 4 "arm_rhs_operand" "rI")]))) | |
bd5b4116 | 8901 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 8902 | "TARGET_ARM" |
8a18b90c | 8903 | "#" |
8fa3ba89 | 8904 | [(set_attr "conds" "clob") |
8905 | (set_attr "length" "12")] | |
8906 | ) | |
9c08d1fa | 8907 | |
8a18b90c | 8908 | (define_insn "*if_arith_arith" |
8909 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
8fa3ba89 | 8910 | (if_then_else:SI (match_operator 5 "arm_comparison_operator" |
8a18b90c | 8911 | [(match_operand 8 "cc_register" "") (const_int 0)]) |
8912 | (match_operator:SI 6 "shiftable_operator" | |
8913 | [(match_operand:SI 1 "s_register_operand" "r") | |
8914 | (match_operand:SI 2 "arm_rhs_operand" "rI")]) | |
8915 | (match_operator:SI 7 "shiftable_operator" | |
8916 | [(match_operand:SI 3 "s_register_operand" "r") | |
8917 | (match_operand:SI 4 "arm_rhs_operand" "rI")])))] | |
cffb2a26 | 8918 | "TARGET_ARM" |
8a18b90c | 8919 | "%I6%d5\\t%0, %1, %2\;%I7%D5\\t%0, %3, %4" |
8fa3ba89 | 8920 | [(set_attr "conds" "use") |
8921 | (set_attr "length" "8")] | |
8922 | ) | |
8a18b90c | 8923 | |
f7fbdd4a | 8924 | (define_insn "*ifcompare_arith_move" |
9c08d1fa | 8925 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
8fa3ba89 | 8926 | (if_then_else:SI (match_operator 6 "arm_comparison_operator" |
9c08d1fa | 8927 | [(match_operand:SI 2 "s_register_operand" "r,r") |
5565501b | 8928 | (match_operand:SI 3 "arm_add_operand" "rIL,rIL")]) |
9c08d1fa | 8929 | (match_operator:SI 7 "shiftable_operator" |
8930 | [(match_operand:SI 4 "s_register_operand" "r,r") | |
8931 | (match_operand:SI 5 "arm_rhs_operand" "rI,rI")]) | |
129a2fe4 | 8932 | (match_operand:SI 1 "arm_rhs_operand" "0,?rI"))) |
bd5b4116 | 8933 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 8934 | "TARGET_ARM" |
9c08d1fa | 8935 | "* |
9c08d1fa | 8936 | /* If we have an operation where (op x 0) is the identity operation and |
01cc3b75 | 8937 | the conditional operator is LT or GE and we are comparing against zero and |
674a8f0b | 8938 | everything is in registers then we can do this in two instructions. */ |
9c08d1fa | 8939 | if (operands[3] == const0_rtx |
8940 | && GET_CODE (operands[7]) != AND | |
8941 | && GET_CODE (operands[5]) == REG | |
8942 | && GET_CODE (operands[1]) == REG | |
8943 | && REGNO (operands[1]) == REGNO (operands[4]) | |
8944 | && REGNO (operands[4]) != REGNO (operands[0])) | |
8945 | { | |
8946 | if (GET_CODE (operands[6]) == LT) | |
40dbec34 | 8947 | return \"and\\t%0, %5, %2, asr #31\;%I7\\t%0, %4, %0\"; |
9c08d1fa | 8948 | else if (GET_CODE (operands[6]) == GE) |
40dbec34 | 8949 | return \"bic\\t%0, %5, %2, asr #31\;%I7\\t%0, %4, %0\"; |
9c08d1fa | 8950 | } |
8951 | if (GET_CODE (operands[3]) == CONST_INT | |
8952 | && !const_ok_for_arm (INTVAL (operands[3]))) | |
e2348bcb | 8953 | output_asm_insn (\"cmn\\t%2, #%n3\", operands); |
9c08d1fa | 8954 | else |
e2348bcb | 8955 | output_asm_insn (\"cmp\\t%2, %3\", operands); |
40dbec34 | 8956 | output_asm_insn (\"%I7%d6\\t%0, %4, %5\", operands); |
9c08d1fa | 8957 | if (which_alternative != 0) |
129a2fe4 | 8958 | return \"mov%D6\\t%0, %1\"; |
9c08d1fa | 8959 | return \"\"; |
215b30b3 | 8960 | " |
8fa3ba89 | 8961 | [(set_attr "conds" "clob") |
8962 | (set_attr "length" "8,12")] | |
8963 | ) | |
9c08d1fa | 8964 | |
8a18b90c | 8965 | (define_insn "*if_arith_move" |
129a2fe4 | 8966 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
8fa3ba89 | 8967 | (if_then_else:SI (match_operator 4 "arm_comparison_operator" |
8a18b90c | 8968 | [(match_operand 6 "cc_register" "") (const_int 0)]) |
8969 | (match_operator:SI 5 "shiftable_operator" | |
129a2fe4 | 8970 | [(match_operand:SI 2 "s_register_operand" "r,r") |
8971 | (match_operand:SI 3 "arm_rhs_operand" "rI,rI")]) | |
8972 | (match_operand:SI 1 "arm_rhs_operand" "0,?rI")))] | |
cffb2a26 | 8973 | "TARGET_ARM" |
8a18b90c | 8974 | "@ |
8975 | %I5%d4\\t%0, %2, %3 | |
129a2fe4 | 8976 | %I5%d4\\t%0, %2, %3\;mov%D4\\t%0, %1" |
8fa3ba89 | 8977 | [(set_attr "conds" "use") |
8978 | (set_attr "length" "4,8") | |
8979 | (set_attr "type" "*,*")] | |
8980 | ) | |
8a18b90c | 8981 | |
f7fbdd4a | 8982 | (define_insn "*ifcompare_move_arith" |
9c08d1fa | 8983 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
8fa3ba89 | 8984 | (if_then_else:SI (match_operator 6 "arm_comparison_operator" |
9c08d1fa | 8985 | [(match_operand:SI 4 "s_register_operand" "r,r") |
5565501b | 8986 | (match_operand:SI 5 "arm_add_operand" "rIL,rIL")]) |
129a2fe4 | 8987 | (match_operand:SI 1 "arm_rhs_operand" "0,?rI") |
9c08d1fa | 8988 | (match_operator:SI 7 "shiftable_operator" |
8989 | [(match_operand:SI 2 "s_register_operand" "r,r") | |
8990 | (match_operand:SI 3 "arm_rhs_operand" "rI,rI")]))) | |
bd5b4116 | 8991 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 8992 | "TARGET_ARM" |
9c08d1fa | 8993 | "* |
9c08d1fa | 8994 | /* If we have an operation where (op x 0) is the identity operation and |
01cc3b75 | 8995 | the conditional operator is LT or GE and we are comparing against zero and |
9c08d1fa | 8996 | everything is in registers then we can do this in two instructions */ |
8997 | if (operands[5] == const0_rtx | |
8998 | && GET_CODE (operands[7]) != AND | |
8999 | && GET_CODE (operands[3]) == REG | |
9000 | && GET_CODE (operands[1]) == REG | |
9001 | && REGNO (operands[1]) == REGNO (operands[2]) | |
9002 | && REGNO (operands[2]) != REGNO (operands[0])) | |
9003 | { | |
9004 | if (GET_CODE (operands[6]) == GE) | |
40dbec34 | 9005 | return \"and\\t%0, %3, %4, asr #31\;%I7\\t%0, %2, %0\"; |
9c08d1fa | 9006 | else if (GET_CODE (operands[6]) == LT) |
40dbec34 | 9007 | return \"bic\\t%0, %3, %4, asr #31\;%I7\\t%0, %2, %0\"; |
9c08d1fa | 9008 | } |
40dbec34 | 9009 | |
9c08d1fa | 9010 | if (GET_CODE (operands[5]) == CONST_INT |
9011 | && !const_ok_for_arm (INTVAL (operands[5]))) | |
e2348bcb | 9012 | output_asm_insn (\"cmn\\t%4, #%n5\", operands); |
9c08d1fa | 9013 | else |
e2348bcb | 9014 | output_asm_insn (\"cmp\\t%4, %5\", operands); |
40dbec34 | 9015 | |
9c08d1fa | 9016 | if (which_alternative != 0) |
129a2fe4 | 9017 | output_asm_insn (\"mov%d6\\t%0, %1\", operands); |
40dbec34 | 9018 | return \"%I7%D6\\t%0, %2, %3\"; |
215b30b3 | 9019 | " |
8fa3ba89 | 9020 | [(set_attr "conds" "clob") |
9021 | (set_attr "length" "8,12")] | |
9022 | ) | |
9c08d1fa | 9023 | |
8a18b90c | 9024 | (define_insn "*if_move_arith" |
129a2fe4 | 9025 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
8a18b90c | 9026 | (if_then_else:SI |
8fa3ba89 | 9027 | (match_operator 4 "arm_comparison_operator" |
8a18b90c | 9028 | [(match_operand 6 "cc_register" "") (const_int 0)]) |
129a2fe4 | 9029 | (match_operand:SI 1 "arm_rhs_operand" "0,?rI") |
8a18b90c | 9030 | (match_operator:SI 5 "shiftable_operator" |
129a2fe4 | 9031 | [(match_operand:SI 2 "s_register_operand" "r,r") |
9032 | (match_operand:SI 3 "arm_rhs_operand" "rI,rI")])))] | |
cffb2a26 | 9033 | "TARGET_ARM" |
8a18b90c | 9034 | "@ |
9035 | %I5%D4\\t%0, %2, %3 | |
129a2fe4 | 9036 | %I5%D4\\t%0, %2, %3\;mov%d4\\t%0, %1" |
8fa3ba89 | 9037 | [(set_attr "conds" "use") |
9038 | (set_attr "length" "4,8") | |
9039 | (set_attr "type" "*,*")] | |
9040 | ) | |
8a18b90c | 9041 | |
9042 | (define_insn "*ifcompare_move_not" | |
9c08d1fa | 9043 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
8a18b90c | 9044 | (if_then_else:SI |
8fa3ba89 | 9045 | (match_operator 5 "arm_comparison_operator" |
8a18b90c | 9046 | [(match_operand:SI 3 "s_register_operand" "r,r") |
9047 | (match_operand:SI 4 "arm_add_operand" "rIL,rIL")]) | |
9048 | (match_operand:SI 1 "arm_not_operand" "0,?rIK") | |
9049 | (not:SI | |
9050 | (match_operand:SI 2 "s_register_operand" "r,r")))) | |
bd5b4116 | 9051 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 9052 | "TARGET_ARM" |
8a18b90c | 9053 | "#" |
8fa3ba89 | 9054 | [(set_attr "conds" "clob") |
9055 | (set_attr "length" "8,12")] | |
9056 | ) | |
9c08d1fa | 9057 | |
8a18b90c | 9058 | (define_insn "*if_move_not" |
9059 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r") | |
9060 | (if_then_else:SI | |
8fa3ba89 | 9061 | (match_operator 4 "arm_comparison_operator" |
8a18b90c | 9062 | [(match_operand 3 "cc_register" "") (const_int 0)]) |
9063 | (match_operand:SI 1 "arm_not_operand" "0,?rI,K") | |
9064 | (not:SI (match_operand:SI 2 "s_register_operand" "r,r,r"))))] | |
cffb2a26 | 9065 | "TARGET_ARM" |
8a18b90c | 9066 | "@ |
9067 | mvn%D4\\t%0, %2 | |
9068 | mov%d4\\t%0, %1\;mvn%D4\\t%0, %2 | |
9069 | mvn%d4\\t%0, #%B1\;mvn%D4\\t%0, %2" | |
8fa3ba89 | 9070 | [(set_attr "conds" "use") |
9071 | (set_attr "length" "4,8,8")] | |
9072 | ) | |
8a18b90c | 9073 | |
9074 | (define_insn "*ifcompare_not_move" | |
9c08d1fa | 9075 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
8a18b90c | 9076 | (if_then_else:SI |
8fa3ba89 | 9077 | (match_operator 5 "arm_comparison_operator" |
8a18b90c | 9078 | [(match_operand:SI 3 "s_register_operand" "r,r") |
9079 | (match_operand:SI 4 "arm_add_operand" "rIL,rIL")]) | |
9080 | (not:SI | |
9081 | (match_operand:SI 2 "s_register_operand" "r,r")) | |
9082 | (match_operand:SI 1 "arm_not_operand" "0,?rIK"))) | |
bd5b4116 | 9083 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 9084 | "TARGET_ARM" |
8a18b90c | 9085 | "#" |
8fa3ba89 | 9086 | [(set_attr "conds" "clob") |
9087 | (set_attr "length" "8,12")] | |
9088 | ) | |
9c08d1fa | 9089 | |
8a18b90c | 9090 | (define_insn "*if_not_move" |
9091 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r") | |
9092 | (if_then_else:SI | |
8fa3ba89 | 9093 | (match_operator 4 "arm_comparison_operator" |
8a18b90c | 9094 | [(match_operand 3 "cc_register" "") (const_int 0)]) |
9095 | (not:SI (match_operand:SI 2 "s_register_operand" "r,r,r")) | |
9096 | (match_operand:SI 1 "arm_not_operand" "0,?rI,K")))] | |
cffb2a26 | 9097 | "TARGET_ARM" |
8a18b90c | 9098 | "@ |
9099 | mvn%d4\\t%0, %2 | |
9100 | mov%D4\\t%0, %1\;mvn%d4\\t%0, %2 | |
9101 | mvn%D4\\t%0, #%B1\;mvn%d4\\t%0, %2" | |
8fa3ba89 | 9102 | [(set_attr "conds" "use") |
9103 | (set_attr "length" "4,8,8")] | |
9104 | ) | |
8a18b90c | 9105 | |
9106 | (define_insn "*ifcompare_shift_move" | |
9c08d1fa | 9107 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
8a18b90c | 9108 | (if_then_else:SI |
8fa3ba89 | 9109 | (match_operator 6 "arm_comparison_operator" |
8a18b90c | 9110 | [(match_operand:SI 4 "s_register_operand" "r,r") |
9111 | (match_operand:SI 5 "arm_add_operand" "rIL,rIL")]) | |
9112 | (match_operator:SI 7 "shift_operator" | |
9113 | [(match_operand:SI 2 "s_register_operand" "r,r") | |
9114 | (match_operand:SI 3 "arm_rhs_operand" "rM,rM")]) | |
9115 | (match_operand:SI 1 "arm_not_operand" "0,?rIK"))) | |
bd5b4116 | 9116 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 9117 | "TARGET_ARM" |
9c08d1fa | 9118 | "#" |
8fa3ba89 | 9119 | [(set_attr "conds" "clob") |
9120 | (set_attr "length" "8,12")] | |
9121 | ) | |
9c08d1fa | 9122 | |
8a18b90c | 9123 | (define_insn "*if_shift_move" |
9124 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r") | |
9125 | (if_then_else:SI | |
8fa3ba89 | 9126 | (match_operator 5 "arm_comparison_operator" |
8a18b90c | 9127 | [(match_operand 6 "cc_register" "") (const_int 0)]) |
9128 | (match_operator:SI 4 "shift_operator" | |
9129 | [(match_operand:SI 2 "s_register_operand" "r,r,r") | |
9130 | (match_operand:SI 3 "arm_rhs_operand" "rM,rM,rM")]) | |
9131 | (match_operand:SI 1 "arm_not_operand" "0,?rI,K")))] | |
cffb2a26 | 9132 | "TARGET_ARM" |
5565501b | 9133 | "@ |
8a18b90c | 9134 | mov%d5\\t%0, %2%S4 |
9135 | mov%D5\\t%0, %1\;mov%d5\\t%0, %2%S4 | |
9136 | mvn%D5\\t%0, #%B1\;mov%d5\\t%0, %2%S4" | |
8fa3ba89 | 9137 | [(set_attr "conds" "use") |
331beb1a | 9138 | (set_attr "shift" "2") |
a2cd141b | 9139 | (set_attr "length" "4,8,8") |
9140 | (set (attr "type") (if_then_else (match_operand 3 "const_int_operand" "") | |
9141 | (const_string "alu_shift") | |
9142 | (const_string "alu_shift_reg")))] | |
8fa3ba89 | 9143 | ) |
5565501b | 9144 | |
8a18b90c | 9145 | (define_insn "*ifcompare_move_shift" |
9146 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") | |
5565501b | 9147 | (if_then_else:SI |
8fa3ba89 | 9148 | (match_operator 6 "arm_comparison_operator" |
8a18b90c | 9149 | [(match_operand:SI 4 "s_register_operand" "r,r") |
9150 | (match_operand:SI 5 "arm_add_operand" "rIL,rIL")]) | |
9151 | (match_operand:SI 1 "arm_not_operand" "0,?rIK") | |
5565501b | 9152 | (match_operator:SI 7 "shift_operator" |
8a18b90c | 9153 | [(match_operand:SI 2 "s_register_operand" "r,r") |
9154 | (match_operand:SI 3 "arm_rhs_operand" "rM,rM")]))) | |
bd5b4116 | 9155 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 9156 | "TARGET_ARM" |
8a18b90c | 9157 | "#" |
8fa3ba89 | 9158 | [(set_attr "conds" "clob") |
9159 | (set_attr "length" "8,12")] | |
9160 | ) | |
5565501b | 9161 | |
8a18b90c | 9162 | (define_insn "*if_move_shift" |
9163 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r") | |
5565501b | 9164 | (if_then_else:SI |
8fa3ba89 | 9165 | (match_operator 5 "arm_comparison_operator" |
8a18b90c | 9166 | [(match_operand 6 "cc_register" "") (const_int 0)]) |
9167 | (match_operand:SI 1 "arm_not_operand" "0,?rI,K") | |
9168 | (match_operator:SI 4 "shift_operator" | |
9169 | [(match_operand:SI 2 "s_register_operand" "r,r,r") | |
9170 | (match_operand:SI 3 "arm_rhs_operand" "rM,rM,rM")])))] | |
cffb2a26 | 9171 | "TARGET_ARM" |
5565501b | 9172 | "@ |
8a18b90c | 9173 | mov%D5\\t%0, %2%S4 |
9174 | mov%d5\\t%0, %1\;mov%D5\\t%0, %2%S4 | |
9175 | mvn%d5\\t%0, #%B1\;mov%D5\\t%0, %2%S4" | |
8fa3ba89 | 9176 | [(set_attr "conds" "use") |
331beb1a | 9177 | (set_attr "shift" "2") |
a2cd141b | 9178 | (set_attr "length" "4,8,8") |
9179 | (set (attr "type") (if_then_else (match_operand 3 "const_int_operand" "") | |
9180 | (const_string "alu_shift") | |
9181 | (const_string "alu_shift_reg")))] | |
8fa3ba89 | 9182 | ) |
9c08d1fa | 9183 | |
f7fbdd4a | 9184 | (define_insn "*ifcompare_shift_shift" |
8a18b90c | 9185 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
5565501b | 9186 | (if_then_else:SI |
8fa3ba89 | 9187 | (match_operator 7 "arm_comparison_operator" |
8a18b90c | 9188 | [(match_operand:SI 5 "s_register_operand" "r") |
9189 | (match_operand:SI 6 "arm_add_operand" "rIL")]) | |
5565501b | 9190 | (match_operator:SI 8 "shift_operator" |
8a18b90c | 9191 | [(match_operand:SI 1 "s_register_operand" "r") |
9192 | (match_operand:SI 2 "arm_rhs_operand" "rM")]) | |
5565501b | 9193 | (match_operator:SI 9 "shift_operator" |
8a18b90c | 9194 | [(match_operand:SI 3 "s_register_operand" "r") |
9195 | (match_operand:SI 4 "arm_rhs_operand" "rM")]))) | |
bd5b4116 | 9196 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 9197 | "TARGET_ARM" |
8a18b90c | 9198 | "#" |
8fa3ba89 | 9199 | [(set_attr "conds" "clob") |
9200 | (set_attr "length" "12")] | |
9201 | ) | |
9c08d1fa | 9202 | |
8a18b90c | 9203 | (define_insn "*if_shift_shift" |
9204 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
9205 | (if_then_else:SI | |
8fa3ba89 | 9206 | (match_operator 5 "arm_comparison_operator" |
8a18b90c | 9207 | [(match_operand 8 "cc_register" "") (const_int 0)]) |
9208 | (match_operator:SI 6 "shift_operator" | |
9209 | [(match_operand:SI 1 "s_register_operand" "r") | |
9210 | (match_operand:SI 2 "arm_rhs_operand" "rM")]) | |
9211 | (match_operator:SI 7 "shift_operator" | |
9212 | [(match_operand:SI 3 "s_register_operand" "r") | |
9213 | (match_operand:SI 4 "arm_rhs_operand" "rM")])))] | |
cffb2a26 | 9214 | "TARGET_ARM" |
8a18b90c | 9215 | "mov%d5\\t%0, %1%S6\;mov%D5\\t%0, %3%S7" |
8fa3ba89 | 9216 | [(set_attr "conds" "use") |
331beb1a | 9217 | (set_attr "shift" "1") |
a2cd141b | 9218 | (set_attr "length" "8") |
9219 | (set (attr "type") (if_then_else | |
9220 | (and (match_operand 2 "const_int_operand" "") | |
9221 | (match_operand 4 "const_int_operand" "")) | |
9222 | (const_string "alu_shift") | |
9223 | (const_string "alu_shift_reg")))] | |
8fa3ba89 | 9224 | ) |
8a18b90c | 9225 | |
f7fbdd4a | 9226 | (define_insn "*ifcompare_not_arith" |
8a18b90c | 9227 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
5565501b | 9228 | (if_then_else:SI |
8fa3ba89 | 9229 | (match_operator 6 "arm_comparison_operator" |
8a18b90c | 9230 | [(match_operand:SI 4 "s_register_operand" "r") |
9231 | (match_operand:SI 5 "arm_add_operand" "rIL")]) | |
9232 | (not:SI (match_operand:SI 1 "s_register_operand" "r")) | |
5565501b | 9233 | (match_operator:SI 7 "shiftable_operator" |
8a18b90c | 9234 | [(match_operand:SI 2 "s_register_operand" "r") |
9235 | (match_operand:SI 3 "arm_rhs_operand" "rI")]))) | |
bd5b4116 | 9236 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 9237 | "TARGET_ARM" |
8a18b90c | 9238 | "#" |
8fa3ba89 | 9239 | [(set_attr "conds" "clob") |
9240 | (set_attr "length" "12")] | |
9241 | ) | |
9c08d1fa | 9242 | |
8a18b90c | 9243 | (define_insn "*if_not_arith" |
9244 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
9245 | (if_then_else:SI | |
8fa3ba89 | 9246 | (match_operator 5 "arm_comparison_operator" |
8a18b90c | 9247 | [(match_operand 4 "cc_register" "") (const_int 0)]) |
9248 | (not:SI (match_operand:SI 1 "s_register_operand" "r")) | |
9249 | (match_operator:SI 6 "shiftable_operator" | |
9250 | [(match_operand:SI 2 "s_register_operand" "r") | |
9251 | (match_operand:SI 3 "arm_rhs_operand" "rI")])))] | |
cffb2a26 | 9252 | "TARGET_ARM" |
8a18b90c | 9253 | "mvn%d5\\t%0, %1\;%I6%D5\\t%0, %2, %3" |
8fa3ba89 | 9254 | [(set_attr "conds" "use") |
9255 | (set_attr "length" "8")] | |
9256 | ) | |
8a18b90c | 9257 | |
9258 | (define_insn "*ifcompare_arith_not" | |
9259 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
5565501b | 9260 | (if_then_else:SI |
8fa3ba89 | 9261 | (match_operator 6 "arm_comparison_operator" |
8a18b90c | 9262 | [(match_operand:SI 4 "s_register_operand" "r") |
9263 | (match_operand:SI 5 "arm_add_operand" "rIL")]) | |
5565501b | 9264 | (match_operator:SI 7 "shiftable_operator" |
8a18b90c | 9265 | [(match_operand:SI 2 "s_register_operand" "r") |
9266 | (match_operand:SI 3 "arm_rhs_operand" "rI")]) | |
9267 | (not:SI (match_operand:SI 1 "s_register_operand" "r")))) | |
bd5b4116 | 9268 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 9269 | "TARGET_ARM" |
8a18b90c | 9270 | "#" |
8fa3ba89 | 9271 | [(set_attr "conds" "clob") |
9272 | (set_attr "length" "12")] | |
9273 | ) | |
9c08d1fa | 9274 | |
8a18b90c | 9275 | (define_insn "*if_arith_not" |
9276 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
9277 | (if_then_else:SI | |
8fa3ba89 | 9278 | (match_operator 5 "arm_comparison_operator" |
8a18b90c | 9279 | [(match_operand 4 "cc_register" "") (const_int 0)]) |
9280 | (match_operator:SI 6 "shiftable_operator" | |
9281 | [(match_operand:SI 2 "s_register_operand" "r") | |
9282 | (match_operand:SI 3 "arm_rhs_operand" "rI")]) | |
9283 | (not:SI (match_operand:SI 1 "s_register_operand" "r"))))] | |
cffb2a26 | 9284 | "TARGET_ARM" |
8a18b90c | 9285 | "mvn%D5\\t%0, %1\;%I6%d5\\t%0, %2, %3" |
8fa3ba89 | 9286 | [(set_attr "conds" "use") |
9287 | (set_attr "length" "8")] | |
9288 | ) | |
8a18b90c | 9289 | |
f7fbdd4a | 9290 | (define_insn "*ifcompare_neg_move" |
8a18b90c | 9291 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
5565501b | 9292 | (if_then_else:SI |
8fa3ba89 | 9293 | (match_operator 5 "arm_comparison_operator" |
8a18b90c | 9294 | [(match_operand:SI 3 "s_register_operand" "r,r") |
9295 | (match_operand:SI 4 "arm_add_operand" "rIL,rIL")]) | |
9296 | (neg:SI (match_operand:SI 2 "s_register_operand" "r,r")) | |
9297 | (match_operand:SI 1 "arm_not_operand" "0,?rIK"))) | |
bd5b4116 | 9298 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 9299 | "TARGET_ARM" |
8a18b90c | 9300 | "#" |
8fa3ba89 | 9301 | [(set_attr "conds" "clob") |
9302 | (set_attr "length" "8,12")] | |
9303 | ) | |
8a18b90c | 9304 | |
9305 | (define_insn "*if_neg_move" | |
9306 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r") | |
9307 | (if_then_else:SI | |
8fa3ba89 | 9308 | (match_operator 4 "arm_comparison_operator" |
8a18b90c | 9309 | [(match_operand 3 "cc_register" "") (const_int 0)]) |
9310 | (neg:SI (match_operand:SI 2 "s_register_operand" "r,r,r")) | |
9311 | (match_operand:SI 1 "arm_not_operand" "0,?rI,K")))] | |
cffb2a26 | 9312 | "TARGET_ARM" |
8a18b90c | 9313 | "@ |
9314 | rsb%d4\\t%0, %2, #0 | |
9315 | mov%D4\\t%0, %1\;rsb%d4\\t%0, %2, #0 | |
9316 | mvn%D4\\t%0, #%B1\;rsb%d4\\t%0, %2, #0" | |
8fa3ba89 | 9317 | [(set_attr "conds" "use") |
9318 | (set_attr "length" "4,8,8")] | |
9319 | ) | |
9c08d1fa | 9320 | |
f7fbdd4a | 9321 | (define_insn "*ifcompare_move_neg" |
8a18b90c | 9322 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") |
5565501b | 9323 | (if_then_else:SI |
8fa3ba89 | 9324 | (match_operator 5 "arm_comparison_operator" |
8a18b90c | 9325 | [(match_operand:SI 3 "s_register_operand" "r,r") |
9326 | (match_operand:SI 4 "arm_add_operand" "rIL,rIL")]) | |
9327 | (match_operand:SI 1 "arm_not_operand" "0,?rIK") | |
9328 | (neg:SI (match_operand:SI 2 "s_register_operand" "r,r")))) | |
bd5b4116 | 9329 | (clobber (reg:CC CC_REGNUM))] |
cffb2a26 | 9330 | "TARGET_ARM" |
8a18b90c | 9331 | "#" |
8fa3ba89 | 9332 | [(set_attr "conds" "clob") |
9333 | (set_attr "length" "8,12")] | |
9334 | ) | |
8a18b90c | 9335 | |
9336 | (define_insn "*if_move_neg" | |
9337 | [(set (match_operand:SI 0 "s_register_operand" "=r,r,r") | |
9338 | (if_then_else:SI | |
8fa3ba89 | 9339 | (match_operator 4 "arm_comparison_operator" |
8a18b90c | 9340 | [(match_operand 3 "cc_register" "") (const_int 0)]) |
9341 | (match_operand:SI 1 "arm_not_operand" "0,?rI,K") | |
9342 | (neg:SI (match_operand:SI 2 "s_register_operand" "r,r,r"))))] | |
cffb2a26 | 9343 | "TARGET_ARM" |
8a18b90c | 9344 | "@ |
9345 | rsb%D4\\t%0, %2, #0 | |
9346 | mov%d4\\t%0, %1\;rsb%D4\\t%0, %2, #0 | |
9347 | mvn%d4\\t%0, #%B1\;rsb%D4\\t%0, %2, #0" | |
0d66636f | 9348 | [(set_attr "conds" "use") |
9349 | (set_attr "length" "4,8,8")] | |
9350 | ) | |
9c08d1fa | 9351 | |
f7fbdd4a | 9352 | (define_insn "*arith_adjacentmem" |
9c08d1fa | 9353 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
9354 | (match_operator:SI 1 "shiftable_operator" | |
9355 | [(match_operand:SI 2 "memory_operand" "m") | |
9356 | (match_operand:SI 3 "memory_operand" "m")])) | |
9357 | (clobber (match_scratch:SI 4 "=r"))] | |
cffb2a26 | 9358 | "TARGET_ARM && adjacent_mem_locations (operands[2], operands[3])" |
9c08d1fa | 9359 | "* |
215b30b3 | 9360 | { |
9361 | rtx ldm[3]; | |
9362 | rtx arith[4]; | |
94dee231 | 9363 | rtx base_reg; |
9364 | HOST_WIDE_INT val1 = 0, val2 = 0; | |
9c08d1fa | 9365 | |
215b30b3 | 9366 | if (REGNO (operands[0]) > REGNO (operands[4])) |
9367 | { | |
9368 | ldm[1] = operands[4]; | |
9369 | ldm[2] = operands[0]; | |
9370 | } | |
9371 | else | |
9372 | { | |
9373 | ldm[1] = operands[0]; | |
9374 | ldm[2] = operands[4]; | |
9375 | } | |
94dee231 | 9376 | |
9377 | base_reg = XEXP (operands[2], 0); | |
9378 | ||
9379 | if (!REG_P (base_reg)) | |
9380 | { | |
9381 | val1 = INTVAL (XEXP (base_reg, 1)); | |
9382 | base_reg = XEXP (base_reg, 0); | |
9383 | } | |
9384 | ||
9385 | if (!REG_P (XEXP (operands[3], 0))) | |
215b30b3 | 9386 | val2 = INTVAL (XEXP (XEXP (operands[3], 0), 1)); |
94dee231 | 9387 | |
215b30b3 | 9388 | arith[0] = operands[0]; |
9389 | arith[3] = operands[1]; | |
94dee231 | 9390 | |
215b30b3 | 9391 | if (val1 < val2) |
9392 | { | |
9393 | arith[1] = ldm[1]; | |
9394 | arith[2] = ldm[2]; | |
9395 | } | |
9396 | else | |
9397 | { | |
9398 | arith[1] = ldm[2]; | |
9399 | arith[2] = ldm[1]; | |
9400 | } | |
94dee231 | 9401 | |
9402 | ldm[0] = base_reg; | |
9403 | if (val1 !=0 && val2 != 0) | |
215b30b3 | 9404 | { |
94dee231 | 9405 | if (val1 == 4 || val2 == 4) |
9406 | /* Other val must be 8, since we know they are adjacent and neither | |
9407 | is zero. */ | |
9408 | output_asm_insn (\"ldm%?ib\\t%0, {%1, %2}\", ldm); | |
215b30b3 | 9409 | else |
94dee231 | 9410 | { |
9411 | rtx ops[3]; | |
9412 | ||
9413 | ldm[0] = ops[0] = operands[4]; | |
9414 | ops[1] = base_reg; | |
9415 | ops[2] = GEN_INT (val1); | |
9416 | output_add_immediate (ops); | |
9417 | if (val1 < val2) | |
9418 | output_asm_insn (\"ldm%?ia\\t%0, {%1, %2}\", ldm); | |
9419 | else | |
9420 | output_asm_insn (\"ldm%?da\\t%0, {%1, %2}\", ldm); | |
9421 | } | |
215b30b3 | 9422 | } |
94dee231 | 9423 | else if (val1 != 0) |
215b30b3 | 9424 | { |
215b30b3 | 9425 | if (val1 < val2) |
9426 | output_asm_insn (\"ldm%?da\\t%0, {%1, %2}\", ldm); | |
9427 | else | |
9428 | output_asm_insn (\"ldm%?ia\\t%0, {%1, %2}\", ldm); | |
9429 | } | |
9430 | else | |
9431 | { | |
215b30b3 | 9432 | if (val1 < val2) |
9433 | output_asm_insn (\"ldm%?ia\\t%0, {%1, %2}\", ldm); | |
9434 | else | |
9435 | output_asm_insn (\"ldm%?da\\t%0, {%1, %2}\", ldm); | |
9436 | } | |
9437 | output_asm_insn (\"%I3%?\\t%0, %1, %2\", arith); | |
9438 | return \"\"; | |
9439 | }" | |
9440 | [(set_attr "length" "12") | |
9441 | (set_attr "predicable" "yes") | |
a2cd141b | 9442 | (set_attr "type" "load1")] |
215b30b3 | 9443 | ) |
9c08d1fa | 9444 | |
9c08d1fa | 9445 | ; This pattern is never tried by combine, so do it as a peephole |
9446 | ||
a0f94409 | 9447 | (define_peephole2 |
372575c7 | 9448 | [(set (match_operand:SI 0 "arm_general_register_operand" "") |
9449 | (match_operand:SI 1 "arm_general_register_operand" "")) | |
bd5b4116 | 9450 | (set (reg:CC CC_REGNUM) |
aea4c774 | 9451 | (compare:CC (match_dup 1) (const_int 0)))] |
372575c7 | 9452 | "TARGET_ARM" |
a0f94409 | 9453 | [(parallel [(set (reg:CC CC_REGNUM) (compare:CC (match_dup 1) (const_int 0))) |
9454 | (set (match_dup 0) (match_dup 1))])] | |
9455 | "" | |
0d66636f | 9456 | ) |
9c08d1fa | 9457 | |
675d848d | 9458 | ; Peepholes to spot possible load- and store-multiples, if the ordering is |
9459 | ; reversed, check that the memory references aren't volatile. | |
9c08d1fa | 9460 | |
9461 | (define_peephole | |
9462 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
aea4c774 | 9463 | (match_operand:SI 4 "memory_operand" "m")) |
9464 | (set (match_operand:SI 1 "s_register_operand" "=r") | |
9465 | (match_operand:SI 5 "memory_operand" "m")) | |
9c08d1fa | 9466 | (set (match_operand:SI 2 "s_register_operand" "=r") |
aea4c774 | 9467 | (match_operand:SI 6 "memory_operand" "m")) |
9c08d1fa | 9468 | (set (match_operand:SI 3 "s_register_operand" "=r") |
aea4c774 | 9469 | (match_operand:SI 7 "memory_operand" "m"))] |
cffb2a26 | 9470 | "TARGET_ARM && load_multiple_sequence (operands, 4, NULL, NULL, NULL)" |
aea4c774 | 9471 | "* |
9472 | return emit_ldm_seq (operands, 4); | |
215b30b3 | 9473 | " |
9474 | ) | |
9c08d1fa | 9475 | |
9476 | (define_peephole | |
9477 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
aea4c774 | 9478 | (match_operand:SI 3 "memory_operand" "m")) |
9479 | (set (match_operand:SI 1 "s_register_operand" "=r") | |
9480 | (match_operand:SI 4 "memory_operand" "m")) | |
9c08d1fa | 9481 | (set (match_operand:SI 2 "s_register_operand" "=r") |
aea4c774 | 9482 | (match_operand:SI 5 "memory_operand" "m"))] |
cffb2a26 | 9483 | "TARGET_ARM && load_multiple_sequence (operands, 3, NULL, NULL, NULL)" |
aea4c774 | 9484 | "* |
9485 | return emit_ldm_seq (operands, 3); | |
215b30b3 | 9486 | " |
9487 | ) | |
9c08d1fa | 9488 | |
9489 | (define_peephole | |
9490 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
aea4c774 | 9491 | (match_operand:SI 2 "memory_operand" "m")) |
9492 | (set (match_operand:SI 1 "s_register_operand" "=r") | |
9493 | (match_operand:SI 3 "memory_operand" "m"))] | |
cffb2a26 | 9494 | "TARGET_ARM && load_multiple_sequence (operands, 2, NULL, NULL, NULL)" |
aea4c774 | 9495 | "* |
9496 | return emit_ldm_seq (operands, 2); | |
215b30b3 | 9497 | " |
9498 | ) | |
9c08d1fa | 9499 | |
9500 | (define_peephole | |
aea4c774 | 9501 | [(set (match_operand:SI 4 "memory_operand" "=m") |
9c08d1fa | 9502 | (match_operand:SI 0 "s_register_operand" "r")) |
aea4c774 | 9503 | (set (match_operand:SI 5 "memory_operand" "=m") |
9504 | (match_operand:SI 1 "s_register_operand" "r")) | |
9505 | (set (match_operand:SI 6 "memory_operand" "=m") | |
9c08d1fa | 9506 | (match_operand:SI 2 "s_register_operand" "r")) |
aea4c774 | 9507 | (set (match_operand:SI 7 "memory_operand" "=m") |
9508 | (match_operand:SI 3 "s_register_operand" "r"))] | |
cffb2a26 | 9509 | "TARGET_ARM && store_multiple_sequence (operands, 4, NULL, NULL, NULL)" |
aea4c774 | 9510 | "* |
9511 | return emit_stm_seq (operands, 4); | |
215b30b3 | 9512 | " |
9513 | ) | |
9c08d1fa | 9514 | |
9515 | (define_peephole | |
aea4c774 | 9516 | [(set (match_operand:SI 3 "memory_operand" "=m") |
9c08d1fa | 9517 | (match_operand:SI 0 "s_register_operand" "r")) |
aea4c774 | 9518 | (set (match_operand:SI 4 "memory_operand" "=m") |
9519 | (match_operand:SI 1 "s_register_operand" "r")) | |
9520 | (set (match_operand:SI 5 "memory_operand" "=m") | |
9521 | (match_operand:SI 2 "s_register_operand" "r"))] | |
cffb2a26 | 9522 | "TARGET_ARM && store_multiple_sequence (operands, 3, NULL, NULL, NULL)" |
aea4c774 | 9523 | "* |
9524 | return emit_stm_seq (operands, 3); | |
215b30b3 | 9525 | " |
9526 | ) | |
9c08d1fa | 9527 | |
9528 | (define_peephole | |
aea4c774 | 9529 | [(set (match_operand:SI 2 "memory_operand" "=m") |
9c08d1fa | 9530 | (match_operand:SI 0 "s_register_operand" "r")) |
aea4c774 | 9531 | (set (match_operand:SI 3 "memory_operand" "=m") |
9532 | (match_operand:SI 1 "s_register_operand" "r"))] | |
cffb2a26 | 9533 | "TARGET_ARM && store_multiple_sequence (operands, 2, NULL, NULL, NULL)" |
aea4c774 | 9534 | "* |
9535 | return emit_stm_seq (operands, 2); | |
215b30b3 | 9536 | " |
9537 | ) | |
9c08d1fa | 9538 | |
9c08d1fa | 9539 | (define_split |
9540 | [(set (match_operand:SI 0 "s_register_operand" "") | |
9541 | (and:SI (ge:SI (match_operand:SI 1 "s_register_operand" "") | |
9542 | (const_int 0)) | |
8fa3ba89 | 9543 | (neg:SI (match_operator:SI 2 "arm_comparison_operator" |
9c08d1fa | 9544 | [(match_operand:SI 3 "s_register_operand" "") |
9545 | (match_operand:SI 4 "arm_rhs_operand" "")])))) | |
9546 | (clobber (match_operand:SI 5 "s_register_operand" ""))] | |
cffb2a26 | 9547 | "TARGET_ARM" |
9c08d1fa | 9548 | [(set (match_dup 5) (not:SI (ashiftrt:SI (match_dup 1) (const_int 31)))) |
9549 | (set (match_dup 0) (and:SI (match_op_dup 2 [(match_dup 3) (match_dup 4)]) | |
9550 | (match_dup 5)))] | |
215b30b3 | 9551 | "" |
9552 | ) | |
9c08d1fa | 9553 | |
aea4c774 | 9554 | ;; This split can be used because CC_Z mode implies that the following |
9555 | ;; branch will be an equality, or an unsigned inequality, so the sign | |
9556 | ;; extension is not needed. | |
9c08d1fa | 9557 | |
aea4c774 | 9558 | (define_split |
bd5b4116 | 9559 | [(set (reg:CC_Z CC_REGNUM) |
aea4c774 | 9560 | (compare:CC_Z |
9561 | (ashift:SI (subreg:SI (match_operand:QI 0 "memory_operand" "") 0) | |
9c08d1fa | 9562 | (const_int 24)) |
aea4c774 | 9563 | (match_operand 1 "const_int_operand" ""))) |
9564 | (clobber (match_scratch:SI 2 ""))] | |
cffb2a26 | 9565 | "TARGET_ARM |
9566 | && (((unsigned HOST_WIDE_INT) INTVAL (operands[1])) | |
9567 | == (((unsigned HOST_WIDE_INT) INTVAL (operands[1])) >> 24) << 24)" | |
aea4c774 | 9568 | [(set (match_dup 2) (zero_extend:SI (match_dup 0))) |
bd5b4116 | 9569 | (set (reg:CC CC_REGNUM) (compare:CC (match_dup 2) (match_dup 1)))] |
aea4c774 | 9570 | " |
9c08d1fa | 9571 | operands[1] = GEN_INT (((unsigned long) INTVAL (operands[1])) >> 24); |
215b30b3 | 9572 | " |
9573 | ) | |
9c08d1fa | 9574 | |
87b22bf7 | 9575 | (define_expand "prologue" |
9576 | [(clobber (const_int 0))] | |
cffb2a26 | 9577 | "TARGET_EITHER" |
9578 | "if (TARGET_ARM) | |
9579 | arm_expand_prologue (); | |
9580 | else | |
9581 | thumb_expand_prologue (); | |
87b22bf7 | 9582 | DONE; |
cffb2a26 | 9583 | " |
9584 | ) | |
87b22bf7 | 9585 | |
56d27660 | 9586 | (define_expand "epilogue" |
4c44712e | 9587 | [(clobber (const_int 0))] |
cffb2a26 | 9588 | "TARGET_EITHER" |
56d27660 | 9589 | " |
4c44712e | 9590 | if (current_function_calls_eh_return) |
9591 | emit_insn (gen_prologue_use (gen_rtx_REG (Pmode, 2))); | |
cffb2a26 | 9592 | if (TARGET_THUMB) |
9593 | thumb_expand_epilogue (); | |
9594 | else if (USE_RETURN_INSN (FALSE)) | |
56d27660 | 9595 | { |
9596 | emit_jump_insn (gen_return ()); | |
9597 | DONE; | |
9598 | } | |
cffb2a26 | 9599 | emit_jump_insn (gen_rtx_UNSPEC_VOLATILE (VOIDmode, |
9600 | gen_rtvec (1, | |
9601 | gen_rtx_RETURN (VOIDmode)), | |
e1159bbe | 9602 | VUNSPEC_EPILOGUE)); |
cffb2a26 | 9603 | DONE; |
9604 | " | |
9605 | ) | |
56d27660 | 9606 | |
ef5651d0 | 9607 | ;; Note - although unspec_volatile's USE all hard registers, |
9608 | ;; USEs are ignored after relaod has completed. Thus we need | |
9609 | ;; to add an unspec of the link register to ensure that flow | |
9610 | ;; does not think that it is unused by the sibcall branch that | |
9611 | ;; will replace the standard function epilogue. | |
1c494086 | 9612 | (define_insn "sibcall_epilogue" |
ef5651d0 | 9613 | [(parallel [(unspec:SI [(reg:SI LR_REGNUM)] UNSPEC_PROLOGUE_USE) |
9614 | (unspec_volatile [(return)] VUNSPEC_EPILOGUE)])] | |
1c494086 | 9615 | "TARGET_ARM" |
9616 | "* | |
ffc9d00c | 9617 | if (use_return_insn (FALSE, next_nonnote_insn (insn))) |
5db468b7 | 9618 | return output_return_instruction (const_true_rtx, FALSE, FALSE); |
ffc9d00c | 9619 | return arm_output_epilogue (next_nonnote_insn (insn)); |
1c494086 | 9620 | " |
9621 | ;; Length is absolute worst case | |
9622 | [(set_attr "length" "44") | |
defc47cf | 9623 | (set_attr "type" "block") |
9624 | ;; We don't clobber the conditions, but the potential length of this | |
9625 | ;; operation is sufficient to make conditionalizing the sequence | |
9626 | ;; unlikely to be profitable. | |
9627 | (set_attr "conds" "clob")] | |
1c494086 | 9628 | ) |
9629 | ||
cffb2a26 | 9630 | (define_insn "*epilogue_insns" |
e1159bbe | 9631 | [(unspec_volatile [(return)] VUNSPEC_EPILOGUE)] |
cffb2a26 | 9632 | "TARGET_EITHER" |
56d27660 | 9633 | "* |
cffb2a26 | 9634 | if (TARGET_ARM) |
ffc9d00c | 9635 | return arm_output_epilogue (NULL); |
cffb2a26 | 9636 | else /* TARGET_THUMB */ |
9637 | return thumb_unexpanded_epilogue (); | |
9638 | " | |
215b30b3 | 9639 | ; Length is absolute worst case |
cffb2a26 | 9640 | [(set_attr "length" "44") |
defc47cf | 9641 | (set_attr "type" "block") |
9642 | ;; We don't clobber the conditions, but the potential length of this | |
9643 | ;; operation is sufficient to make conditionalizing the sequence | |
9644 | ;; unlikely to be profitable. | |
9645 | (set_attr "conds" "clob")] | |
cffb2a26 | 9646 | ) |
9647 | ||
9648 | (define_expand "eh_epilogue" | |
7db9af5d | 9649 | [(use (match_operand:SI 0 "register_operand" "")) |
9650 | (use (match_operand:SI 1 "register_operand" "")) | |
9651 | (use (match_operand:SI 2 "register_operand" ""))] | |
cffb2a26 | 9652 | "TARGET_EITHER" |
9653 | " | |
215b30b3 | 9654 | { |
9655 | cfun->machine->eh_epilogue_sp_ofs = operands[1]; | |
9656 | if (GET_CODE (operands[2]) != REG || REGNO (operands[2]) != 2) | |
9657 | { | |
9658 | rtx ra = gen_rtx_REG (Pmode, 2); | |
9659 | ||
9660 | emit_move_insn (ra, operands[2]); | |
9661 | operands[2] = ra; | |
9662 | } | |
5cf3595a | 9663 | /* This is a hack -- we may have crystalized the function type too |
9664 | early. */ | |
9665 | cfun->machine->func_type = 0; | |
215b30b3 | 9666 | }" |
9667 | ) | |
56d27660 | 9668 | |
9c08d1fa | 9669 | ;; This split is only used during output to reduce the number of patterns |
9670 | ;; that need assembler instructions adding to them. We allowed the setting | |
9671 | ;; of the conditions to be implicit during rtl generation so that | |
9672 | ;; the conditional compare patterns would work. However this conflicts to | |
8a18b90c | 9673 | ;; some extent with the conditional data operations, so we have to split them |
9c08d1fa | 9674 | ;; up again here. |
9675 | ||
9676 | (define_split | |
9677 | [(set (match_operand:SI 0 "s_register_operand" "") | |
8fa3ba89 | 9678 | (if_then_else:SI (match_operator 1 "arm_comparison_operator" |
9679 | [(match_operand 2 "" "") (match_operand 3 "" "")]) | |
9680 | (match_dup 0) | |
9681 | (match_operand 4 "" ""))) | |
bd5b4116 | 9682 | (clobber (reg:CC CC_REGNUM))] |
ac8b093b | 9683 | "TARGET_ARM && reload_completed" |
8fa3ba89 | 9684 | [(set (match_dup 5) (match_dup 6)) |
9685 | (cond_exec (match_dup 7) | |
9686 | (set (match_dup 0) (match_dup 4)))] | |
9687 | " | |
9688 | { | |
9689 | enum machine_mode mode = SELECT_CC_MODE (GET_CODE (operands[1]), | |
9690 | operands[2], operands[3]); | |
9691 | enum rtx_code rc = GET_CODE (operands[1]); | |
9692 | ||
bd5b4116 | 9693 | operands[5] = gen_rtx_REG (mode, CC_REGNUM); |
8fa3ba89 | 9694 | operands[6] = gen_rtx_COMPARE (mode, operands[2], operands[3]); |
9695 | if (mode == CCFPmode || mode == CCFPEmode) | |
9696 | rc = reverse_condition_maybe_unordered (rc); | |
9697 | else | |
9698 | rc = reverse_condition (rc); | |
9699 | ||
9700 | operands[7] = gen_rtx_fmt_ee (rc, VOIDmode, operands[5], const0_rtx); | |
9701 | }" | |
9702 | ) | |
9703 | ||
9704 | (define_split | |
9705 | [(set (match_operand:SI 0 "s_register_operand" "") | |
9706 | (if_then_else:SI (match_operator 1 "arm_comparison_operator" | |
9707 | [(match_operand 2 "" "") (match_operand 3 "" "")]) | |
9708 | (match_operand 4 "" "") | |
9709 | (match_dup 0))) | |
bd5b4116 | 9710 | (clobber (reg:CC CC_REGNUM))] |
ac8b093b | 9711 | "TARGET_ARM && reload_completed" |
8fa3ba89 | 9712 | [(set (match_dup 5) (match_dup 6)) |
9713 | (cond_exec (match_op_dup 1 [(match_dup 5) (const_int 0)]) | |
9714 | (set (match_dup 0) (match_dup 4)))] | |
9715 | " | |
9716 | { | |
9717 | enum machine_mode mode = SELECT_CC_MODE (GET_CODE (operands[1]), | |
9718 | operands[2], operands[3]); | |
9719 | ||
bd5b4116 | 9720 | operands[5] = gen_rtx_REG (mode, CC_REGNUM); |
8fa3ba89 | 9721 | operands[6] = gen_rtx_COMPARE (mode, operands[2], operands[3]); |
9722 | }" | |
9723 | ) | |
9724 | ||
9725 | (define_split | |
9726 | [(set (match_operand:SI 0 "s_register_operand" "") | |
9727 | (if_then_else:SI (match_operator 1 "arm_comparison_operator" | |
9c08d1fa | 9728 | [(match_operand 2 "" "") (match_operand 3 "" "")]) |
9729 | (match_operand 4 "" "") | |
9730 | (match_operand 5 "" ""))) | |
bd5b4116 | 9731 | (clobber (reg:CC CC_REGNUM))] |
ac8b093b | 9732 | "TARGET_ARM && reload_completed" |
8fa3ba89 | 9733 | [(set (match_dup 6) (match_dup 7)) |
9734 | (cond_exec (match_op_dup 1 [(match_dup 6) (const_int 0)]) | |
9735 | (set (match_dup 0) (match_dup 4))) | |
9736 | (cond_exec (match_dup 8) | |
9737 | (set (match_dup 0) (match_dup 5)))] | |
9738 | " | |
9739 | { | |
9740 | enum machine_mode mode = SELECT_CC_MODE (GET_CODE (operands[1]), | |
9741 | operands[2], operands[3]); | |
9742 | enum rtx_code rc = GET_CODE (operands[1]); | |
9743 | ||
bd5b4116 | 9744 | operands[6] = gen_rtx_REG (mode, CC_REGNUM); |
8fa3ba89 | 9745 | operands[7] = gen_rtx_COMPARE (mode, operands[2], operands[3]); |
9746 | if (mode == CCFPmode || mode == CCFPEmode) | |
9747 | rc = reverse_condition_maybe_unordered (rc); | |
9748 | else | |
9749 | rc = reverse_condition (rc); | |
9750 | ||
9751 | operands[8] = gen_rtx_fmt_ee (rc, VOIDmode, operands[6], const0_rtx); | |
9752 | }" | |
9753 | ) | |
9754 | ||
cffb2a26 | 9755 | (define_split |
9756 | [(set (match_operand:SI 0 "s_register_operand" "") | |
8fa3ba89 | 9757 | (if_then_else:SI (match_operator 1 "arm_comparison_operator" |
cffb2a26 | 9758 | [(match_operand:SI 2 "s_register_operand" "") |
9759 | (match_operand:SI 3 "arm_add_operand" "")]) | |
9760 | (match_operand:SI 4 "arm_rhs_operand" "") | |
9761 | (not:SI | |
9762 | (match_operand:SI 5 "s_register_operand" "")))) | |
bd5b4116 | 9763 | (clobber (reg:CC CC_REGNUM))] |
ac8b093b | 9764 | "TARGET_ARM && reload_completed" |
cffb2a26 | 9765 | [(set (match_dup 6) (match_dup 7)) |
f6c53574 | 9766 | (cond_exec (match_op_dup 1 [(match_dup 6) (const_int 0)]) |
9767 | (set (match_dup 0) (match_dup 4))) | |
9768 | (cond_exec (match_dup 8) | |
9769 | (set (match_dup 0) (not:SI (match_dup 5))))] | |
cffb2a26 | 9770 | " |
215b30b3 | 9771 | { |
9772 | enum machine_mode mode = SELECT_CC_MODE (GET_CODE (operands[1]), | |
9773 | operands[2], operands[3]); | |
f6c53574 | 9774 | enum rtx_code rc = GET_CODE (operands[1]); |
cffb2a26 | 9775 | |
bd5b4116 | 9776 | operands[6] = gen_rtx_REG (mode, CC_REGNUM); |
1a83b3ff | 9777 | operands[7] = gen_rtx_COMPARE (mode, operands[2], operands[3]); |
f6c53574 | 9778 | if (mode == CCFPmode || mode == CCFPEmode) |
9779 | rc = reverse_condition_maybe_unordered (rc); | |
9780 | else | |
9781 | rc = reverse_condition (rc); | |
9782 | ||
9783 | operands[8] = gen_rtx_fmt_ee (rc, VOIDmode, operands[6], const0_rtx); | |
215b30b3 | 9784 | }" |
9785 | ) | |
cffb2a26 | 9786 | |
9787 | (define_insn "*cond_move_not" | |
9788 | [(set (match_operand:SI 0 "s_register_operand" "=r,r") | |
8fa3ba89 | 9789 | (if_then_else:SI (match_operator 4 "arm_comparison_operator" |
cffb2a26 | 9790 | [(match_operand 3 "cc_register" "") (const_int 0)]) |
9791 | (match_operand:SI 1 "arm_rhs_operand" "0,?rI") | |
9792 | (not:SI | |
9793 | (match_operand:SI 2 "s_register_operand" "r,r"))))] | |
9794 | "TARGET_ARM" | |
9795 | "@ | |
9796 | mvn%D4\\t%0, %2 | |
9797 | mov%d4\\t%0, %1\;mvn%D4\\t%0, %2" | |
0d66636f | 9798 | [(set_attr "conds" "use") |
9799 | (set_attr "length" "4,8")] | |
9800 | ) | |
cffb2a26 | 9801 | |
9c08d1fa | 9802 | ;; The next two patterns occur when an AND operation is followed by a |
9803 | ;; scc insn sequence | |
9804 | ||
f7fbdd4a | 9805 | (define_insn "*sign_extract_onebit" |
9c08d1fa | 9806 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
9807 | (sign_extract:SI (match_operand:SI 1 "s_register_operand" "r") | |
9808 | (const_int 1) | |
ed750274 | 9809 | (match_operand:SI 2 "const_int_operand" "n"))) |
9810 | (clobber (reg:CC CC_REGNUM))] | |
cffb2a26 | 9811 | "TARGET_ARM" |
9c08d1fa | 9812 | "* |
0d66636f | 9813 | operands[2] = GEN_INT (1 << INTVAL (operands[2])); |
9814 | output_asm_insn (\"ands\\t%0, %1, %2\", operands); | |
9815 | return \"mvnne\\t%0, #0\"; | |
9816 | " | |
9817 | [(set_attr "conds" "clob") | |
9818 | (set_attr "length" "8")] | |
9819 | ) | |
9c08d1fa | 9820 | |
f7fbdd4a | 9821 | (define_insn "*not_signextract_onebit" |
9c08d1fa | 9822 | [(set (match_operand:SI 0 "s_register_operand" "=r") |
9823 | (not:SI | |
9824 | (sign_extract:SI (match_operand:SI 1 "s_register_operand" "r") | |
9825 | (const_int 1) | |
ed750274 | 9826 | (match_operand:SI 2 "const_int_operand" "n")))) |
9827 | (clobber (reg:CC CC_REGNUM))] | |
cffb2a26 | 9828 | "TARGET_ARM" |
9c08d1fa | 9829 | "* |
0d66636f | 9830 | operands[2] = GEN_INT (1 << INTVAL (operands[2])); |
9831 | output_asm_insn (\"tst\\t%1, %2\", operands); | |
9832 | output_asm_insn (\"mvneq\\t%0, #0\", operands); | |
9833 | return \"movne\\t%0, #0\"; | |
9834 | " | |
9835 | [(set_attr "conds" "clob") | |
9836 | (set_attr "length" "12")] | |
9837 | ) | |
87b22bf7 | 9838 | |
0d66636f | 9839 | ;; Push multiple registers to the stack. Registers are in parallel (use ...) |
9840 | ;; expressions. For simplicity, the first register is also in the unspec | |
9841 | ;; part. | |
f7fbdd4a | 9842 | (define_insn "*push_multi" |
87b22bf7 | 9843 | [(match_parallel 2 "multi_register_push" |
9844 | [(set (match_operand:BLK 0 "memory_operand" "=m") | |
e1159bbe | 9845 | (unspec:BLK [(match_operand:SI 1 "s_register_operand" "r")] |
9846 | UNSPEC_PUSH_MULT))])] | |
cffb2a26 | 9847 | "TARGET_ARM" |
87b22bf7 | 9848 | "* |
215b30b3 | 9849 | { |
9850 | int num_saves = XVECLEN (operands[2], 0); | |
ed593f11 | 9851 | |
215b30b3 | 9852 | /* For the StrongARM at least it is faster to |
9853 | use STR to store only a single register. */ | |
6079f055 | 9854 | if (num_saves == 1) |
215b30b3 | 9855 | output_asm_insn (\"str\\t%1, [%m0, #-4]!\", operands); |
9856 | else | |
9857 | { | |
9858 | int i; | |
9859 | char pattern[100]; | |
ed593f11 | 9860 | |
215b30b3 | 9861 | strcpy (pattern, \"stmfd\\t%m0!, {%1\"); |
9862 | ||
6079f055 | 9863 | for (i = 1; i < num_saves; i++) |
215b30b3 | 9864 | { |
9865 | strcat (pattern, \", %|\"); | |
9866 | strcat (pattern, | |
9867 | reg_names[REGNO (XEXP (XVECEXP (operands[2], 0, i), 0))]); | |
9868 | } | |
9869 | ||
9870 | strcat (pattern, \"}\"); | |
9871 | output_asm_insn (pattern, operands); | |
9872 | } | |
9873 | ||
9874 | return \"\"; | |
9875 | }" | |
9876 | [(set_attr "type" "store4")] | |
9877 | ) | |
f7fbdd4a | 9878 | |
4c58c898 | 9879 | (define_insn "stack_tie" |
9880 | [(set (mem:BLK (scratch)) | |
9881 | (unspec:BLK [(match_operand:SI 0 "s_register_operand" "r") | |
9882 | (match_operand:SI 1 "s_register_operand" "r")] | |
9883 | UNSPEC_PRLG_STK))] | |
9884 | "" | |
9885 | "" | |
9886 | [(set_attr "length" "0")] | |
9887 | ) | |
9888 | ||
3398e91d | 9889 | ;; Similarly for the floating point registers |
7b1d2fc4 | 9890 | (define_insn "*push_fp_multi" |
9891 | [(match_parallel 2 "multi_register_push" | |
9892 | [(set (match_operand:BLK 0 "memory_operand" "=m") | |
e1159bbe | 9893 | (unspec:BLK [(match_operand:XF 1 "f_register_operand" "f")] |
9894 | UNSPEC_PUSH_MULT))])] | |
a2cd141b | 9895 | "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_FPA" |
7b1d2fc4 | 9896 | "* |
215b30b3 | 9897 | { |
9898 | char pattern[100]; | |
7b1d2fc4 | 9899 | |
215b30b3 | 9900 | sprintf (pattern, \"sfmfd\\t%%1, %d, [%%m0]!\", XVECLEN (operands[2], 0)); |
9901 | output_asm_insn (pattern, operands); | |
9902 | return \"\"; | |
9903 | }" | |
9904 | [(set_attr "type" "f_store")] | |
9905 | ) | |
7b1d2fc4 | 9906 | |
f7fbdd4a | 9907 | ;; Special patterns for dealing with the constant pool |
9908 | ||
cffb2a26 | 9909 | (define_insn "align_4" |
e1159bbe | 9910 | [(unspec_volatile [(const_int 0)] VUNSPEC_ALIGN)] |
cffb2a26 | 9911 | "TARGET_EITHER" |
f7fbdd4a | 9912 | "* |
cffb2a26 | 9913 | assemble_align (32); |
f7fbdd4a | 9914 | return \"\"; |
cffb2a26 | 9915 | " |
9916 | ) | |
f7fbdd4a | 9917 | |
755eb2b4 | 9918 | (define_insn "align_8" |
9919 | [(unspec_volatile [(const_int 0)] VUNSPEC_ALIGN8)] | |
f9273c43 | 9920 | "TARGET_EITHER" |
755eb2b4 | 9921 | "* |
9922 | assemble_align (64); | |
9923 | return \"\"; | |
9924 | " | |
9925 | ) | |
9926 | ||
cffb2a26 | 9927 | (define_insn "consttable_end" |
e1159bbe | 9928 | [(unspec_volatile [(const_int 0)] VUNSPEC_POOL_END)] |
cffb2a26 | 9929 | "TARGET_EITHER" |
f7fbdd4a | 9930 | "* |
cffb2a26 | 9931 | making_const_table = FALSE; |
f7fbdd4a | 9932 | return \"\"; |
cffb2a26 | 9933 | " |
9934 | ) | |
f7fbdd4a | 9935 | |
cffb2a26 | 9936 | (define_insn "consttable_1" |
e1159bbe | 9937 | [(unspec_volatile [(match_operand 0 "" "")] VUNSPEC_POOL_1)] |
cffb2a26 | 9938 | "TARGET_THUMB" |
f7fbdd4a | 9939 | "* |
cffb2a26 | 9940 | making_const_table = TRUE; |
09d688ff | 9941 | assemble_integer (operands[0], 1, BITS_PER_WORD, 1); |
cffb2a26 | 9942 | assemble_zeros (3); |
f7fbdd4a | 9943 | return \"\"; |
cffb2a26 | 9944 | " |
9945 | [(set_attr "length" "4")] | |
9946 | ) | |
f7fbdd4a | 9947 | |
cffb2a26 | 9948 | (define_insn "consttable_2" |
e1159bbe | 9949 | [(unspec_volatile [(match_operand 0 "" "")] VUNSPEC_POOL_2)] |
cffb2a26 | 9950 | "TARGET_THUMB" |
f7fbdd4a | 9951 | "* |
cffb2a26 | 9952 | making_const_table = TRUE; |
09d688ff | 9953 | assemble_integer (operands[0], 2, BITS_PER_WORD, 1); |
cffb2a26 | 9954 | assemble_zeros (2); |
f7fbdd4a | 9955 | return \"\"; |
cffb2a26 | 9956 | " |
9957 | [(set_attr "length" "4")] | |
9958 | ) | |
9959 | ||
9960 | (define_insn "consttable_4" | |
e1159bbe | 9961 | [(unspec_volatile [(match_operand 0 "" "")] VUNSPEC_POOL_4)] |
cffb2a26 | 9962 | "TARGET_EITHER" |
9963 | "* | |
9964 | { | |
9965 | making_const_table = TRUE; | |
9966 | switch (GET_MODE_CLASS (GET_MODE (operands[0]))) | |
9967 | { | |
9968 | case MODE_FLOAT: | |
9969 | { | |
badfe841 | 9970 | REAL_VALUE_TYPE r; |
9971 | REAL_VALUE_FROM_CONST_DOUBLE (r, operands[0]); | |
9972 | assemble_real (r, GET_MODE (operands[0]), BITS_PER_WORD); | |
cffb2a26 | 9973 | break; |
9974 | } | |
9975 | default: | |
09d688ff | 9976 | assemble_integer (operands[0], 4, BITS_PER_WORD, 1); |
cffb2a26 | 9977 | break; |
9978 | } | |
9979 | return \"\"; | |
9980 | }" | |
9981 | [(set_attr "length" "4")] | |
9982 | ) | |
9983 | ||
9984 | (define_insn "consttable_8" | |
e1159bbe | 9985 | [(unspec_volatile [(match_operand 0 "" "")] VUNSPEC_POOL_8)] |
cffb2a26 | 9986 | "TARGET_EITHER" |
9987 | "* | |
9988 | { | |
9989 | making_const_table = TRUE; | |
9990 | switch (GET_MODE_CLASS (GET_MODE (operands[0]))) | |
9991 | { | |
9992 | case MODE_FLOAT: | |
9993 | { | |
badfe841 | 9994 | REAL_VALUE_TYPE r; |
9995 | REAL_VALUE_FROM_CONST_DOUBLE (r, operands[0]); | |
9996 | assemble_real (r, GET_MODE (operands[0]), BITS_PER_WORD); | |
cffb2a26 | 9997 | break; |
9998 | } | |
9999 | default: | |
09d688ff | 10000 | assemble_integer (operands[0], 8, BITS_PER_WORD, 1); |
cffb2a26 | 10001 | break; |
10002 | } | |
10003 | return \"\"; | |
10004 | }" | |
10005 | [(set_attr "length" "8")] | |
10006 | ) | |
10007 | ||
10008 | ;; Miscellaneous Thumb patterns | |
10009 | ||
fd957ef3 | 10010 | (define_expand "tablejump" |
7db9af5d | 10011 | [(parallel [(set (pc) (match_operand:SI 0 "register_operand" "")) |
fd957ef3 | 10012 | (use (label_ref (match_operand 1 "" "")))])] |
10013 | "TARGET_THUMB" | |
10014 | " | |
10015 | if (flag_pic) | |
10016 | { | |
10017 | /* Hopefully, CSE will eliminate this copy. */ | |
10018 | rtx reg1 = copy_addr_to_reg (gen_rtx_LABEL_REF (Pmode, operands[1])); | |
10019 | rtx reg2 = gen_reg_rtx (SImode); | |
10020 | ||
10021 | emit_insn (gen_addsi3 (reg2, operands[0], reg1)); | |
10022 | operands[0] = reg2; | |
10023 | } | |
10024 | " | |
10025 | ) | |
10026 | ||
f1039640 | 10027 | ;; NB never uses BX. |
fd957ef3 | 10028 | (define_insn "*thumb_tablejump" |
cffb2a26 | 10029 | [(set (pc) (match_operand:SI 0 "register_operand" "l*r")) |
10030 | (use (label_ref (match_operand 1 "" "")))] | |
10031 | "TARGET_THUMB" | |
fd957ef3 | 10032 | "mov\\t%|pc, %0" |
cffb2a26 | 10033 | [(set_attr "length" "2")] |
10034 | ) | |
0d66636f | 10035 | |
331beb1a | 10036 | ;; V5 Instructions, |
10037 | ||
8f4be2be | 10038 | (define_insn "clzsi2" |
10039 | [(set (match_operand:SI 0 "s_register_operand" "=r") | |
10040 | (clz:SI (match_operand:SI 1 "s_register_operand" "r")))] | |
e1159bbe | 10041 | "TARGET_ARM && arm_arch5" |
ee7cbe0e | 10042 | "clz%?\\t%0, %1" |
10043 | [(set_attr "predicable" "yes")]) | |
331beb1a | 10044 | |
e1159bbe | 10045 | (define_expand "ffssi2" |
10046 | [(set (match_operand:SI 0 "s_register_operand" "") | |
10047 | (ffs:SI (match_operand:SI 1 "s_register_operand" "")))] | |
10048 | "TARGET_ARM && arm_arch5" | |
10049 | " | |
10050 | { | |
10051 | rtx t1, t2, t3; | |
10052 | ||
10053 | t1 = gen_reg_rtx (SImode); | |
10054 | t2 = gen_reg_rtx (SImode); | |
10055 | t3 = gen_reg_rtx (SImode); | |
10056 | ||
10057 | emit_insn (gen_negsi2 (t1, operands[1])); | |
10058 | emit_insn (gen_andsi3 (t2, operands[1], t1)); | |
8f4be2be | 10059 | emit_insn (gen_clzsi2 (t3, t2)); |
e1159bbe | 10060 | emit_insn (gen_subsi3 (operands[0], GEN_INT (32), t3)); |
10061 | DONE; | |
10062 | }" | |
10063 | ) | |
10064 | ||
8f4be2be | 10065 | (define_expand "ctzsi2" |
10066 | [(set (match_operand:SI 0 "s_register_operand" "") | |
10067 | (ctz:SI (match_operand:SI 1 "s_register_operand" "")))] | |
10068 | "TARGET_ARM && arm_arch5" | |
10069 | " | |
10070 | { | |
10071 | rtx t1, t2, t3; | |
10072 | ||
10073 | t1 = gen_reg_rtx (SImode); | |
10074 | t2 = gen_reg_rtx (SImode); | |
10075 | t3 = gen_reg_rtx (SImode); | |
10076 | ||
10077 | emit_insn (gen_negsi2 (t1, operands[1])); | |
10078 | emit_insn (gen_andsi3 (t2, operands[1], t1)); | |
10079 | emit_insn (gen_clzsi2 (t3, t2)); | |
10080 | emit_insn (gen_subsi3 (operands[0], GEN_INT (31), t3)); | |
10081 | DONE; | |
10082 | }" | |
10083 | ) | |
10084 | ||
e1159bbe | 10085 | ;; V5E instructions. |
331beb1a | 10086 | |
10087 | (define_insn "prefetch" | |
f4e79814 | 10088 | [(prefetch (match_operand:SI 0 "address_operand" "p") |
10089 | (match_operand:SI 1 "" "") | |
10090 | (match_operand:SI 2 "" ""))] | |
e1159bbe | 10091 | "TARGET_ARM && arm_arch5e" |
bcb7a8f6 | 10092 | "pld\\t%a0") |
331beb1a | 10093 | |
0d66636f | 10094 | ;; General predication pattern |
10095 | ||
10096 | (define_cond_exec | |
10097 | [(match_operator 0 "arm_comparison_operator" | |
10098 | [(match_operand 1 "cc_register" "") | |
10099 | (const_int 0)])] | |
10100 | "TARGET_ARM" | |
10101 | "" | |
10102 | ) | |
10103 | ||
063a05c7 | 10104 | (define_insn "prologue_use" |
10105 | [(unspec:SI [(match_operand:SI 0 "register_operand" "")] UNSPEC_PROLOGUE_USE)] | |
10106 | "" | |
10107 | "%@ %0 needed for prologue" | |
10108 | ) | |
7db9af5d | 10109 | |
4c44712e | 10110 | |
10111 | ;; Patterns for exception handling | |
10112 | ||
10113 | (define_expand "eh_return" | |
10114 | [(use (match_operand 0 "general_operand" ""))] | |
10115 | "TARGET_EITHER" | |
10116 | " | |
10117 | { | |
10118 | if (TARGET_ARM) | |
10119 | emit_insn (gen_arm_eh_return (operands[0])); | |
10120 | else | |
10121 | emit_insn (gen_thumb_eh_return (operands[0])); | |
10122 | DONE; | |
10123 | }" | |
10124 | ) | |
10125 | ||
10126 | ;; We can't expand this before we know where the link register is stored. | |
10127 | (define_insn_and_split "arm_eh_return" | |
10128 | [(unspec_volatile [(match_operand:SI 0 "s_register_operand" "r")] | |
10129 | VUNSPEC_EH_RETURN) | |
10130 | (clobber (match_scratch:SI 1 "=&r"))] | |
10131 | "TARGET_ARM" | |
10132 | "#" | |
10133 | "&& reload_completed" | |
10134 | [(const_int 0)] | |
10135 | " | |
10136 | { | |
10137 | arm_set_return_address (operands[0], operands[1]); | |
10138 | DONE; | |
10139 | }" | |
10140 | ) | |
10141 | ||
10142 | (define_insn_and_split "thumb_eh_return" | |
10143 | [(unspec_volatile [(match_operand:SI 0 "s_register_operand" "l")] | |
10144 | VUNSPEC_EH_RETURN) | |
10145 | (clobber (match_scratch:SI 1 "=&l"))] | |
10146 | "TARGET_THUMB" | |
10147 | "#" | |
10148 | "&& reload_completed" | |
10149 | [(const_int 0)] | |
10150 | " | |
10151 | { | |
10152 | thumb_set_return_address (operands[0], operands[1]); | |
10153 | DONE; | |
10154 | }" | |
10155 | ) | |
10156 | ||
f655717d | 10157 | \f |
10158 | ;; TLS support | |
10159 | ||
10160 | (define_insn "load_tp_hard" | |
10161 | [(set (match_operand:SI 0 "register_operand" "=r") | |
10162 | (unspec:SI [(const_int 0)] UNSPEC_TLS))] | |
10163 | "TARGET_HARD_TP" | |
10164 | "mrc%?\\tp15, 0, %0, c13, c0, 3\\t@ load_tp_hard" | |
10165 | [(set_attr "predicable" "yes")] | |
10166 | ) | |
10167 | ||
10168 | ;; Doesn't clobber R1-R3. Must use r0 for the first operand. | |
10169 | (define_insn "load_tp_soft" | |
10170 | [(set (reg:SI 0) (unspec:SI [(const_int 0)] UNSPEC_TLS)) | |
10171 | (clobber (reg:SI LR_REGNUM)) | |
10172 | (clobber (reg:SI IP_REGNUM)) | |
10173 | (clobber (reg:CC CC_REGNUM))] | |
10174 | "TARGET_SOFT_TP" | |
10175 | "bl\\t__aeabi_read_tp\\t@ load_tp_soft" | |
10176 | [(set_attr "conds" "clob")] | |
10177 | ) | |
10178 | ||
7db9af5d | 10179 | ;; Load the FPA co-processor patterns |
10180 | (include "fpa.md") | |
10181 | ;; Load the Maverick co-processor patterns | |
10182 | (include "cirrus.md") | |
755eb2b4 | 10183 | ;; Load the Intel Wireless Multimedia Extension patterns |
10184 | (include "iwmmxt.md") | |
a2cd141b | 10185 | ;; Load the VFP co-processor patterns |
10186 | (include "vfp.md") | |
10187 |