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f045b2c9 | 1 | /* Definitions of target machine for GNU compiler, for IBM RS/6000. |
9ebbca7d | 2 | Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, |
eca0d5e8 | 3 | 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 |
602ea4d3 | 4 | Free Software Foundation, Inc. |
6a7ec0a7 | 5 | Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu) |
f045b2c9 | 6 | |
5de601cf | 7 | This file is part of GCC. |
f045b2c9 | 8 | |
5de601cf NC |
9 | GCC is free software; you can redistribute it and/or modify it |
10 | under the terms of the GNU General Public License as published | |
2f83c7d6 | 11 | by the Free Software Foundation; either version 3, or (at your |
5de601cf | 12 | option) any later version. |
f045b2c9 | 13 | |
5de601cf NC |
14 | GCC is distributed in the hope that it will be useful, but WITHOUT |
15 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
16 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
17 | License for more details. | |
f045b2c9 | 18 | |
5de601cf | 19 | You should have received a copy of the GNU General Public License |
2f83c7d6 NC |
20 | along with GCC; see the file COPYING3. If not see |
21 | <http://www.gnu.org/licenses/>. */ | |
f045b2c9 RS |
22 | |
23 | /* Note that some other tm.h files include this one and then override | |
9ebbca7d | 24 | many of the definitions. */ |
f045b2c9 | 25 | |
9ebbca7d GK |
26 | /* Definitions for the object file format. These are set at |
27 | compile-time. */ | |
f045b2c9 | 28 | |
9ebbca7d GK |
29 | #define OBJECT_XCOFF 1 |
30 | #define OBJECT_ELF 2 | |
31 | #define OBJECT_PEF 3 | |
ee890fe2 | 32 | #define OBJECT_MACHO 4 |
f045b2c9 | 33 | |
9ebbca7d | 34 | #define TARGET_ELF (TARGET_OBJECT_FORMAT == OBJECT_ELF) |
2bfcf297 | 35 | #define TARGET_XCOFF (TARGET_OBJECT_FORMAT == OBJECT_XCOFF) |
9ebbca7d | 36 | #define TARGET_MACOS (TARGET_OBJECT_FORMAT == OBJECT_PEF) |
ee890fe2 | 37 | #define TARGET_MACHO (TARGET_OBJECT_FORMAT == OBJECT_MACHO) |
f045b2c9 | 38 | |
2bfcf297 DB |
39 | #ifndef TARGET_AIX |
40 | #define TARGET_AIX 0 | |
41 | #endif | |
42 | ||
85b776df AM |
43 | /* Control whether function entry points use a "dot" symbol when |
44 | ABI_AIX. */ | |
45 | #define DOT_SYMBOLS 1 | |
46 | ||
8e3f41e7 MM |
47 | /* Default string to use for cpu if not specified. */ |
48 | #ifndef TARGET_CPU_DEFAULT | |
49 | #define TARGET_CPU_DEFAULT ((char *)0) | |
50 | #endif | |
51 | ||
f565b0a1 | 52 | /* If configured for PPC405, support PPC405CR Erratum77. */ |
b0bfee6e | 53 | #ifdef CONFIG_PPC405CR |
f565b0a1 DE |
54 | #define PPC405_ERRATUM77 (rs6000_cpu == PROCESSOR_PPC405) |
55 | #else | |
56 | #define PPC405_ERRATUM77 0 | |
57 | #endif | |
58 | ||
f984d8df DB |
59 | /* Common ASM definitions used by ASM_SPEC among the various targets |
60 | for handling -mcpu=xxx switches. */ | |
61 | #define ASM_CPU_SPEC \ | |
62 | "%{!mcpu*: \ | |
63 | %{mpower: %{!mpower2: -mpwr}} \ | |
64 | %{mpower2: -mpwrx} \ | |
93ae5495 AM |
65 | %{mpowerpc64*: -mppc64} \ |
66 | %{!mpowerpc64*: %{mpowerpc*: -mppc}} \ | |
f984d8df | 67 | %{mno-power: %{!mpowerpc*: -mcom}} \ |
93ae5495 | 68 | %{!mno-power: %{!mpower*: %(asm_default)}}} \ |
f984d8df | 69 | %{mcpu=common: -mcom} \ |
d296e02e | 70 | %{mcpu=cell: -mcell} \ |
f984d8df DB |
71 | %{mcpu=power: -mpwr} \ |
72 | %{mcpu=power2: -mpwrx} \ | |
93ae5495 | 73 | %{mcpu=power3: -mppc64} \ |
957e9e48 | 74 | %{mcpu=power4: -mpower4} \ |
93ae5495 | 75 | %{mcpu=power5: -mpower4} \ |
9719f3b7 | 76 | %{mcpu=power5+: -mpower4} \ |
e118597e | 77 | %{mcpu=power6: -mpower4 -maltivec} \ |
44cd321e | 78 | %{mcpu=power6x: -mpower4 -maltivec} \ |
f984d8df DB |
79 | %{mcpu=powerpc: -mppc} \ |
80 | %{mcpu=rios: -mpwr} \ | |
81 | %{mcpu=rios1: -mpwr} \ | |
82 | %{mcpu=rios2: -mpwrx} \ | |
83 | %{mcpu=rsc: -mpwr} \ | |
84 | %{mcpu=rsc1: -mpwr} \ | |
93ae5495 | 85 | %{mcpu=rs64a: -mppc64} \ |
f984d8df | 86 | %{mcpu=401: -mppc} \ |
61a8515c JS |
87 | %{mcpu=403: -m403} \ |
88 | %{mcpu=405: -m405} \ | |
2c9d95ef DE |
89 | %{mcpu=405fp: -m405} \ |
90 | %{mcpu=440: -m440} \ | |
91 | %{mcpu=440fp: -m440} \ | |
f984d8df DB |
92 | %{mcpu=505: -mppc} \ |
93 | %{mcpu=601: -m601} \ | |
94 | %{mcpu=602: -mppc} \ | |
95 | %{mcpu=603: -mppc} \ | |
96 | %{mcpu=603e: -mppc} \ | |
97 | %{mcpu=ec603e: -mppc} \ | |
98 | %{mcpu=604: -mppc} \ | |
99 | %{mcpu=604e: -mppc} \ | |
93ae5495 AM |
100 | %{mcpu=620: -mppc64} \ |
101 | %{mcpu=630: -mppc64} \ | |
f984d8df DB |
102 | %{mcpu=740: -mppc} \ |
103 | %{mcpu=750: -mppc} \ | |
49ffe578 | 104 | %{mcpu=G3: -mppc} \ |
93ae5495 AM |
105 | %{mcpu=7400: -mppc -maltivec} \ |
106 | %{mcpu=7450: -mppc -maltivec} \ | |
107 | %{mcpu=G4: -mppc -maltivec} \ | |
f984d8df DB |
108 | %{mcpu=801: -mppc} \ |
109 | %{mcpu=821: -mppc} \ | |
110 | %{mcpu=823: -mppc} \ | |
775db490 | 111 | %{mcpu=860: -mppc} \ |
93ae5495 AM |
112 | %{mcpu=970: -mpower4 -maltivec} \ |
113 | %{mcpu=G5: -mpower4 -maltivec} \ | |
a3170dc6 | 114 | %{mcpu=8540: -me500} \ |
93ae5495 AM |
115 | %{maltivec: -maltivec} \ |
116 | -many" | |
f984d8df DB |
117 | |
118 | #define CPP_DEFAULT_SPEC "" | |
119 | ||
120 | #define ASM_DEFAULT_SPEC "" | |
121 | ||
841faeed MM |
122 | /* This macro defines names of additional specifications to put in the specs |
123 | that can be used in various specifications like CC1_SPEC. Its definition | |
124 | is an initializer with a subgrouping for each command option. | |
125 | ||
126 | Each subgrouping contains a string constant, that defines the | |
5de601cf | 127 | specification name, and a string constant that used by the GCC driver |
841faeed MM |
128 | program. |
129 | ||
130 | Do not define this macro if it does not need to do anything. */ | |
131 | ||
7509c759 | 132 | #define SUBTARGET_EXTRA_SPECS |
7509c759 | 133 | |
c81bebd7 | 134 | #define EXTRA_SPECS \ |
c81bebd7 | 135 | { "cpp_default", CPP_DEFAULT_SPEC }, \ |
c81bebd7 MM |
136 | { "asm_cpu", ASM_CPU_SPEC }, \ |
137 | { "asm_default", ASM_DEFAULT_SPEC }, \ | |
0eab6840 | 138 | { "cc1_cpu", CC1_CPU_SPEC }, \ |
7509c759 MM |
139 | SUBTARGET_EXTRA_SPECS |
140 | ||
0eab6840 DE |
141 | /* -mcpu=native handling only makes sense with compiler running on |
142 | an PowerPC chip. If changing this condition, also change | |
143 | the condition in driver-rs6000.c. */ | |
144 | #if defined(__powerpc__) || defined(__POWERPC__) || defined(_AIX) | |
145 | /* In driver-rs6000.c. */ | |
146 | extern const char *host_detect_local_cpu (int argc, const char **argv); | |
147 | #define EXTRA_SPEC_FUNCTIONS \ | |
148 | { "local_cpu_detect", host_detect_local_cpu }, | |
149 | #define HAVE_LOCAL_CPU_DETECT | |
150 | #endif | |
151 | ||
152 | #if !defined (CC1_CPU_SPEC) && defined (HAVE_LOCAL_CPU_DETECT) | |
153 | #define CC1_CPU_SPEC \ | |
154 | "%{mcpu=native:%<mcpu=native %:local_cpu_detect(cpu)} \ | |
155 | %{mtune=native:%<mtune=native %:local_cpu_detect(tune)}" | |
156 | #endif | |
157 | ||
fb623df5 | 158 | /* Architecture type. */ |
f045b2c9 | 159 | |
bb22512c | 160 | /* Define TARGET_MFCRF if the target assembler does not support the |
78f5898b | 161 | optional field operand for mfcr. */ |
fb623df5 | 162 | |
78f5898b | 163 | #ifndef HAVE_AS_MFCRF |
432218ba | 164 | #undef TARGET_MFCRF |
ffa22984 DE |
165 | #define TARGET_MFCRF 0 |
166 | #endif | |
167 | ||
0fa2e4df | 168 | /* Define TARGET_POPCNTB if the target assembler does not support the |
432218ba DE |
169 | popcount byte instruction. */ |
170 | ||
171 | #ifndef HAVE_AS_POPCNTB | |
172 | #undef TARGET_POPCNTB | |
173 | #define TARGET_POPCNTB 0 | |
174 | #endif | |
175 | ||
9719f3b7 DE |
176 | /* Define TARGET_FPRND if the target assembler does not support the |
177 | fp rounding instructions. */ | |
178 | ||
179 | #ifndef HAVE_AS_FPRND | |
180 | #undef TARGET_FPRND | |
181 | #define TARGET_FPRND 0 | |
182 | #endif | |
183 | ||
b639c3c2 JJ |
184 | /* Define TARGET_CMPB if the target assembler does not support the |
185 | cmpb instruction. */ | |
186 | ||
187 | #ifndef HAVE_AS_CMPB | |
188 | #undef TARGET_CMPB | |
189 | #define TARGET_CMPB 0 | |
190 | #endif | |
191 | ||
44cd321e PS |
192 | /* Define TARGET_MFPGPR if the target assembler does not support the |
193 | mffpr and mftgpr instructions. */ | |
194 | ||
195 | #ifndef HAVE_AS_MFPGPR | |
196 | #undef TARGET_MFPGPR | |
197 | #define TARGET_MFPGPR 0 | |
198 | #endif | |
199 | ||
b639c3c2 JJ |
200 | /* Define TARGET_DFP if the target assembler does not support decimal |
201 | floating point instructions. */ | |
202 | #ifndef HAVE_AS_DFP | |
203 | #undef TARGET_DFP | |
204 | #define TARGET_DFP 0 | |
205 | #endif | |
206 | ||
7f970b70 AM |
207 | #ifndef TARGET_SECURE_PLT |
208 | #define TARGET_SECURE_PLT 0 | |
209 | #endif | |
210 | ||
2f3e5814 | 211 | #define TARGET_32BIT (! TARGET_64BIT) |
d14a6d05 | 212 | |
c4501e62 JJ |
213 | #ifndef HAVE_AS_TLS |
214 | #define HAVE_AS_TLS 0 | |
215 | #endif | |
216 | ||
48d72335 DE |
217 | /* Return 1 for a symbol ref for a thread-local storage symbol. */ |
218 | #define RS6000_SYMBOL_REF_TLS_P(RTX) \ | |
219 | (GET_CODE (RTX) == SYMBOL_REF && SYMBOL_REF_TLS_MODEL (RTX) != 0) | |
220 | ||
996ed075 JJ |
221 | #ifdef IN_LIBGCC2 |
222 | /* For libgcc2 we make sure this is a compile time constant */ | |
67796c1f | 223 | #if defined (__64BIT__) || defined (__powerpc64__) || defined (__ppc64__) |
78f5898b | 224 | #undef TARGET_POWERPC64 |
996ed075 JJ |
225 | #define TARGET_POWERPC64 1 |
226 | #else | |
78f5898b | 227 | #undef TARGET_POWERPC64 |
996ed075 JJ |
228 | #define TARGET_POWERPC64 0 |
229 | #endif | |
b6c9286a | 230 | #else |
78f5898b | 231 | /* The option machinery will define this. */ |
b6c9286a MM |
232 | #endif |
233 | ||
938937d8 | 234 | #define TARGET_DEFAULT (MASK_POWER | MASK_MULTIPLE | MASK_STRING) |
9ebbca7d | 235 | |
cac8ce95 | 236 | /* Processor type. Order must match cpu attribute in MD file. */ |
fb623df5 | 237 | enum processor_type |
bef84347 VM |
238 | { |
239 | PROCESSOR_RIOS1, | |
240 | PROCESSOR_RIOS2, | |
3cb999d8 | 241 | PROCESSOR_RS64A, |
bef84347 VM |
242 | PROCESSOR_MPCCORE, |
243 | PROCESSOR_PPC403, | |
fe7f5677 | 244 | PROCESSOR_PPC405, |
b54cf83a | 245 | PROCESSOR_PPC440, |
bef84347 VM |
246 | PROCESSOR_PPC601, |
247 | PROCESSOR_PPC603, | |
248 | PROCESSOR_PPC604, | |
249 | PROCESSOR_PPC604e, | |
250 | PROCESSOR_PPC620, | |
3cb999d8 | 251 | PROCESSOR_PPC630, |
ed947a96 DJ |
252 | PROCESSOR_PPC750, |
253 | PROCESSOR_PPC7400, | |
309323c2 | 254 | PROCESSOR_PPC7450, |
a3170dc6 | 255 | PROCESSOR_PPC8540, |
ec507f2d | 256 | PROCESSOR_POWER4, |
44cd321e | 257 | PROCESSOR_POWER5, |
d296e02e AP |
258 | PROCESSOR_POWER6, |
259 | PROCESSOR_CELL | |
bef84347 | 260 | }; |
fb623df5 RK |
261 | |
262 | extern enum processor_type rs6000_cpu; | |
263 | ||
264 | /* Recast the processor type to the cpu attribute. */ | |
265 | #define rs6000_cpu_attr ((enum attr_cpu)rs6000_cpu) | |
266 | ||
8482e358 | 267 | /* Define generic processor types based upon current deployment. */ |
3cb999d8 DE |
268 | #define PROCESSOR_COMMON PROCESSOR_PPC601 |
269 | #define PROCESSOR_POWER PROCESSOR_RIOS1 | |
270 | #define PROCESSOR_POWERPC PROCESSOR_PPC604 | |
271 | #define PROCESSOR_POWERPC64 PROCESSOR_RS64A | |
6e151478 | 272 | |
fb623df5 | 273 | /* Define the default processor. This is overridden by other tm.h files. */ |
3cb999d8 DE |
274 | #define PROCESSOR_DEFAULT PROCESSOR_RIOS1 |
275 | #define PROCESSOR_DEFAULT64 PROCESSOR_RS64A | |
fb623df5 | 276 | |
6febd581 RK |
277 | /* Specify the dialect of assembler to use. New mnemonics is dialect one |
278 | and the old mnemonics are dialect zero. */ | |
9ebbca7d | 279 | #define ASSEMBLER_DIALECT (TARGET_NEW_MNEMONICS ? 1 : 0) |
6febd581 | 280 | |
569fa502 DN |
281 | /* Types of costly dependences. */ |
282 | enum rs6000_dependence_cost | |
283 | { | |
284 | max_dep_latency = 1000, | |
285 | no_dep_costly, | |
286 | all_deps_costly, | |
287 | true_store_to_load_dep_costly, | |
288 | store_to_load_dep_costly | |
289 | }; | |
290 | ||
cbe26ab8 DN |
291 | /* Types of nop insertion schemes in sched target hook sched_finish. */ |
292 | enum rs6000_nop_insertion | |
293 | { | |
294 | sched_finish_regroup_exact = 1000, | |
295 | sched_finish_pad_groups, | |
296 | sched_finish_none | |
297 | }; | |
298 | ||
299 | /* Dispatch group termination caused by an insn. */ | |
300 | enum group_termination | |
301 | { | |
302 | current_group, | |
303 | previous_group | |
304 | }; | |
305 | ||
7816bea0 DJ |
306 | /* Support for a compile-time default CPU, et cetera. The rules are: |
307 | --with-cpu is ignored if -mcpu is specified. | |
308 | --with-tune is ignored if -mtune is specified. | |
309 | --with-float is ignored if -mhard-float or -msoft-float are | |
310 | specified. */ | |
311 | #define OPTION_DEFAULT_SPECS \ | |
312 | {"cpu", "%{!mcpu=*:-mcpu=%(VALUE)}" }, \ | |
313 | {"tune", "%{!mtune=*:-mtune=%(VALUE)}" }, \ | |
314 | {"float", "%{!msoft-float:%{!mhard-float:-m%(VALUE)-float}}" } | |
315 | ||
ff222560 | 316 | /* rs6000_select[0] is reserved for the default cpu defined via --with-cpu */ |
8e3f41e7 MM |
317 | struct rs6000_cpu_select |
318 | { | |
815cdc52 MM |
319 | const char *string; |
320 | const char *name; | |
8e3f41e7 MM |
321 | int set_tune_p; |
322 | int set_arch_p; | |
323 | }; | |
324 | ||
325 | extern struct rs6000_cpu_select rs6000_select[]; | |
fb623df5 | 326 | |
38c1f2d7 | 327 | /* Debug support */ |
0ac081f6 | 328 | extern const char *rs6000_debug_name; /* Name for -mdebug-xxxx option */ |
38c1f2d7 MM |
329 | extern int rs6000_debug_stack; /* debug stack applications */ |
330 | extern int rs6000_debug_arg; /* debug argument handling */ | |
331 | ||
332 | #define TARGET_DEBUG_STACK rs6000_debug_stack | |
333 | #define TARGET_DEBUG_ARG rs6000_debug_arg | |
334 | ||
57ac7be9 AM |
335 | extern const char *rs6000_traceback_name; /* Type of traceback table. */ |
336 | ||
6fa3f289 ZW |
337 | /* These are separate from target_flags because we've run out of bits |
338 | there. */ | |
6fa3f289 | 339 | extern int rs6000_long_double_type_size; |
602ea4d3 | 340 | extern int rs6000_ieeequad; |
6fa3f289 | 341 | extern int rs6000_altivec_abi; |
a3170dc6 | 342 | extern int rs6000_spe_abi; |
5da702b1 | 343 | extern int rs6000_float_gprs; |
025d9908 | 344 | extern int rs6000_alignment_flags; |
cbe26ab8 DN |
345 | extern const char *rs6000_sched_insert_nops_str; |
346 | extern enum rs6000_nop_insertion rs6000_sched_insert_nops; | |
025d9908 KH |
347 | |
348 | /* Alignment options for fields in structures for sub-targets following | |
349 | AIX-like ABI. | |
350 | ALIGN_POWER word-aligns FP doubles (default AIX ABI). | |
351 | ALIGN_NATURAL doubleword-aligns FP doubles (align to object size). | |
352 | ||
353 | Override the macro definitions when compiling libobjc to avoid undefined | |
354 | reference to rs6000_alignment_flags due to library's use of GCC alignment | |
355 | macros which use the macros below. */ | |
f676971a | 356 | |
025d9908 KH |
357 | #ifndef IN_TARGET_LIBS |
358 | #define MASK_ALIGN_POWER 0x00000000 | |
359 | #define MASK_ALIGN_NATURAL 0x00000001 | |
360 | #define TARGET_ALIGN_NATURAL (rs6000_alignment_flags & MASK_ALIGN_NATURAL) | |
361 | #else | |
362 | #define TARGET_ALIGN_NATURAL 0 | |
363 | #endif | |
6fa3f289 ZW |
364 | |
365 | #define TARGET_LONG_DOUBLE_128 (rs6000_long_double_type_size == 128) | |
602ea4d3 | 366 | #define TARGET_IEEEQUAD rs6000_ieeequad |
6fa3f289 ZW |
367 | #define TARGET_ALTIVEC_ABI rs6000_altivec_abi |
368 | ||
a3170dc6 AH |
369 | #define TARGET_SPE_ABI 0 |
370 | #define TARGET_SPE 0 | |
993f19a8 | 371 | #define TARGET_E500 0 |
a3170dc6 AH |
372 | #define TARGET_ISEL 0 |
373 | #define TARGET_FPRS 1 | |
4d4cbc0e AH |
374 | #define TARGET_E500_SINGLE 0 |
375 | #define TARGET_E500_DOUBLE 0 | |
eca0d5e8 | 376 | #define CHECK_E500_OPTIONS do { } while (0) |
a3170dc6 | 377 | |
86098753 JM |
378 | /* E500 processors only support plain "sync", not lwsync. */ |
379 | #define TARGET_NO_LWSYNC TARGET_E500 | |
380 | ||
fb623df5 RK |
381 | /* Sometimes certain combinations of command options do not make sense |
382 | on a particular target machine. You can define a macro | |
383 | `OVERRIDE_OPTIONS' to take account of this. This macro, if | |
384 | defined, is executed once just after all the command options have | |
385 | been parsed. | |
386 | ||
ffa22984 | 387 | Do not use this macro to turn on various extra optimizations for |
5accd822 DE |
388 | `-O'. That is what `OPTIMIZATION_OPTIONS' is for. |
389 | ||
fb623df5 RK |
390 | On the RS/6000 this is used to define the target cpu type. */ |
391 | ||
8e3f41e7 | 392 | #define OVERRIDE_OPTIONS rs6000_override_options (TARGET_CPU_DEFAULT) |
f045b2c9 | 393 | |
5accd822 DE |
394 | /* Define this to change the optimizations performed by default. */ |
395 | #define OPTIMIZATION_OPTIONS(LEVEL,SIZE) optimization_options(LEVEL,SIZE) | |
396 | ||
4c4eb375 GK |
397 | /* Show we can debug even without a frame pointer. */ |
398 | #define CAN_DEBUG_WITHOUT_FP | |
399 | ||
a5c76ee6 | 400 | /* Target pragma. */ |
c58b209a NB |
401 | #define REGISTER_TARGET_PRAGMAS() do { \ |
402 | c_register_pragma (0, "longcall", rs6000_pragma_longcall); \ | |
2fab365e | 403 | targetm.resolve_overloaded_builtin = altivec_resolve_overloaded_builtin; \ |
a5c76ee6 ZW |
404 | } while (0) |
405 | ||
4c4eb375 GK |
406 | /* Target #defines. */ |
407 | #define TARGET_CPU_CPP_BUILTINS() \ | |
408 | rs6000_cpu_cpp_builtins (pfile) | |
647d340d JT |
409 | |
410 | /* This is used by rs6000_cpu_cpp_builtins to indicate the byte order | |
411 | we're compiling for. Some configurations may need to override it. */ | |
412 | #define RS6000_CPU_CPP_ENDIAN_BUILTINS() \ | |
413 | do \ | |
414 | { \ | |
415 | if (BYTES_BIG_ENDIAN) \ | |
416 | { \ | |
417 | builtin_define ("__BIG_ENDIAN__"); \ | |
418 | builtin_define ("_BIG_ENDIAN"); \ | |
419 | builtin_assert ("machine=bigendian"); \ | |
420 | } \ | |
421 | else \ | |
422 | { \ | |
423 | builtin_define ("__LITTLE_ENDIAN__"); \ | |
424 | builtin_define ("_LITTLE_ENDIAN"); \ | |
425 | builtin_assert ("machine=littleendian"); \ | |
426 | } \ | |
427 | } \ | |
428 | while (0) | |
f045b2c9 | 429 | \f |
4c4eb375 | 430 | /* Target machine storage layout. */ |
f045b2c9 | 431 | |
13d39dbc | 432 | /* Define this macro if it is advisable to hold scalars in registers |
c81bebd7 | 433 | in a wider mode than that declared by the program. In such cases, |
ef457bda RK |
434 | the value is constrained to be within the bounds of the declared |
435 | type, but kept valid in the wider mode. The signedness of the | |
436 | extension may differ from that of the type. */ | |
437 | ||
39403d82 DE |
438 | #define PROMOTE_MODE(MODE,UNSIGNEDP,TYPE) \ |
439 | if (GET_MODE_CLASS (MODE) == MODE_INT \ | |
440 | && GET_MODE_SIZE (MODE) < UNITS_PER_WORD) \ | |
b78d48dd | 441 | (MODE) = TARGET_32BIT ? SImode : DImode; |
39403d82 | 442 | |
f045b2c9 | 443 | /* Define this if most significant bit is lowest numbered |
82e41834 KH |
444 | in instructions that operate on numbered bit-fields. */ |
445 | /* That is true on RS/6000. */ | |
f045b2c9 RS |
446 | #define BITS_BIG_ENDIAN 1 |
447 | ||
448 | /* Define this if most significant byte of a word is the lowest numbered. */ | |
449 | /* That is true on RS/6000. */ | |
450 | #define BYTES_BIG_ENDIAN 1 | |
451 | ||
452 | /* Define this if most significant word of a multiword number is lowest | |
c81bebd7 | 453 | numbered. |
f045b2c9 RS |
454 | |
455 | For RS/6000 we can decide arbitrarily since there are no machine | |
82e41834 | 456 | instructions for them. Might as well be consistent with bits and bytes. */ |
f045b2c9 RS |
457 | #define WORDS_BIG_ENDIAN 1 |
458 | ||
2e360ab3 | 459 | #define MAX_BITS_PER_WORD 64 |
f045b2c9 RS |
460 | |
461 | /* Width of a word, in units (bytes). */ | |
c1aa3958 | 462 | #define UNITS_PER_WORD (! TARGET_POWERPC64 ? 4 : 8) |
f34fc46e DE |
463 | #ifdef IN_LIBGCC2 |
464 | #define MIN_UNITS_PER_WORD UNITS_PER_WORD | |
465 | #else | |
ef0e53ce | 466 | #define MIN_UNITS_PER_WORD 4 |
f34fc46e | 467 | #endif |
2e360ab3 | 468 | #define UNITS_PER_FP_WORD 8 |
0ac081f6 | 469 | #define UNITS_PER_ALTIVEC_WORD 16 |
a3170dc6 | 470 | #define UNITS_PER_SPE_WORD 8 |
f045b2c9 | 471 | |
915f619f JW |
472 | /* Type used for ptrdiff_t, as a string used in a declaration. */ |
473 | #define PTRDIFF_TYPE "int" | |
474 | ||
058ef853 DE |
475 | /* Type used for size_t, as a string used in a declaration. */ |
476 | #define SIZE_TYPE "long unsigned int" | |
477 | ||
f045b2c9 RS |
478 | /* Type used for wchar_t, as a string used in a declaration. */ |
479 | #define WCHAR_TYPE "short unsigned int" | |
480 | ||
481 | /* Width of wchar_t in bits. */ | |
482 | #define WCHAR_TYPE_SIZE 16 | |
483 | ||
9e654916 RK |
484 | /* A C expression for the size in bits of the type `short' on the |
485 | target machine. If you don't define this, the default is half a | |
486 | word. (If this would be less than one storage unit, it is | |
487 | rounded up to one unit.) */ | |
488 | #define SHORT_TYPE_SIZE 16 | |
489 | ||
490 | /* A C expression for the size in bits of the type `int' on the | |
491 | target machine. If you don't define this, the default is one | |
492 | word. */ | |
19d2d16f | 493 | #define INT_TYPE_SIZE 32 |
9e654916 RK |
494 | |
495 | /* A C expression for the size in bits of the type `long' on the | |
496 | target machine. If you don't define this, the default is one | |
497 | word. */ | |
2f3e5814 | 498 | #define LONG_TYPE_SIZE (TARGET_32BIT ? 32 : 64) |
9e654916 RK |
499 | |
500 | /* A C expression for the size in bits of the type `long long' on the | |
501 | target machine. If you don't define this, the default is two | |
502 | words. */ | |
503 | #define LONG_LONG_TYPE_SIZE 64 | |
504 | ||
9e654916 RK |
505 | /* A C expression for the size in bits of the type `float' on the |
506 | target machine. If you don't define this, the default is one | |
507 | word. */ | |
508 | #define FLOAT_TYPE_SIZE 32 | |
509 | ||
510 | /* A C expression for the size in bits of the type `double' on the | |
511 | target machine. If you don't define this, the default is two | |
512 | words. */ | |
513 | #define DOUBLE_TYPE_SIZE 64 | |
514 | ||
515 | /* A C expression for the size in bits of the type `long double' on | |
516 | the target machine. If you don't define this, the default is two | |
517 | words. */ | |
6fa3f289 | 518 | #define LONG_DOUBLE_TYPE_SIZE rs6000_long_double_type_size |
06f4e019 | 519 | |
06f4e019 DE |
520 | /* Define this to set long double type size to use in libgcc2.c, which can |
521 | not depend on target_flags. */ | |
522 | #ifdef __LONG_DOUBLE_128__ | |
523 | #define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 128 | |
524 | #else | |
525 | #define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 64 | |
526 | #endif | |
9e654916 | 527 | |
5b8f5865 DE |
528 | /* Work around rs6000_long_double_type_size dependency in ada/targtyps.c. */ |
529 | #define WIDEST_HARDWARE_FP_SIZE 64 | |
530 | ||
f045b2c9 RS |
531 | /* Width in bits of a pointer. |
532 | See also the macro `Pmode' defined below. */ | |
2f3e5814 | 533 | #define POINTER_SIZE (TARGET_32BIT ? 32 : 64) |
f045b2c9 RS |
534 | |
535 | /* Allocation boundary (in *bits*) for storing arguments in argument list. */ | |
2f3e5814 | 536 | #define PARM_BOUNDARY (TARGET_32BIT ? 32 : 64) |
f045b2c9 RS |
537 | |
538 | /* Boundary (in *bits*) on which stack pointer should be aligned. */ | |
19fb36e3 AM |
539 | #define STACK_BOUNDARY \ |
540 | ((TARGET_32BIT && !TARGET_ALTIVEC && !TARGET_ALTIVEC_ABI) ? 64 : 128) | |
f045b2c9 RS |
541 | |
542 | /* Allocation boundary (in *bits*) for the code of a function. */ | |
543 | #define FUNCTION_BOUNDARY 32 | |
544 | ||
545 | /* No data type wants to be aligned rounder than this. */ | |
0ac081f6 AH |
546 | #define BIGGEST_ALIGNMENT 128 |
547 | ||
548 | /* A C expression to compute the alignment for a variables in the | |
549 | local store. TYPE is the data type, and ALIGN is the alignment | |
550 | that the object would ordinarily have. */ | |
551 | #define LOCAL_ALIGNMENT(TYPE, ALIGN) \ | |
a3170dc6 | 552 | ((TARGET_ALTIVEC && TREE_CODE (TYPE) == VECTOR_TYPE) ? 128 : \ |
f82f556d | 553 | (TARGET_E500_DOUBLE && TYPE_MODE (TYPE) == DFmode) ? 64 : \ |
16e7a51f JM |
554 | (TARGET_SPE && TREE_CODE (TYPE) == VECTOR_TYPE \ |
555 | && SPE_VECTOR_MODE (TYPE_MODE (TYPE))) ? 64 : ALIGN) | |
b73fd26c | 556 | |
f045b2c9 RS |
557 | /* Alignment of field after `int : 0' in a structure. */ |
558 | #define EMPTY_FIELD_BOUNDARY 32 | |
559 | ||
560 | /* Every structure's size must be a multiple of this. */ | |
561 | #define STRUCTURE_SIZE_BOUNDARY 8 | |
562 | ||
a3170dc6 AH |
563 | /* Return 1 if a structure or array containing FIELD should be |
564 | accessed using `BLKMODE'. | |
565 | ||
566 | For the SPE, simd types are V2SI, and gcc can be tempted to put the | |
567 | entire thing in a DI and use subregs to access the internals. | |
568 | store_bit_field() will force (subreg:DI (reg:V2SI x))'s to the | |
569 | back-end. Because a single GPR can hold a V2SI, but not a DI, the | |
570 | best thing to do is set structs to BLKmode and avoid Severe Tire | |
de334ef6 AH |
571 | Damage. |
572 | ||
573 | On e500 v2, DF and DI modes suffer from the same anomaly. DF can | |
574 | fit into 1, whereas DI still needs two. */ | |
a3170dc6 | 575 | #define MEMBER_TYPE_FORCES_BLK(FIELD, MODE) \ |
de334ef6 AH |
576 | ((TARGET_SPE && TREE_CODE (TREE_TYPE (FIELD)) == VECTOR_TYPE) \ |
577 | || (TARGET_E500_DOUBLE && (MODE) == DFmode)) | |
a3170dc6 | 578 | |
43a88a8c | 579 | /* A bit-field declared as `int' forces `int' alignment for the struct. */ |
f045b2c9 RS |
580 | #define PCC_BITFIELD_TYPE_MATTERS 1 |
581 | ||
69ef87e2 AH |
582 | /* Make strings word-aligned so strcpy from constants will be faster. |
583 | Make vector constants quadword aligned. */ | |
584 | #define CONSTANT_ALIGNMENT(EXP, ALIGN) \ | |
585 | (TREE_CODE (EXP) == STRING_CST \ | |
586 | && (ALIGN) < BITS_PER_WORD \ | |
587 | ? BITS_PER_WORD \ | |
588 | : (ALIGN)) | |
f045b2c9 | 589 | |
0ac081f6 | 590 | /* Make arrays of chars word-aligned for the same reasons. |
f82f556d AH |
591 | Align vectors to 128 bits. Align SPE vectors and E500 v2 doubles to |
592 | 64 bits. */ | |
f045b2c9 | 593 | #define DATA_ALIGNMENT(TYPE, ALIGN) \ |
a3170dc6 | 594 | (TREE_CODE (TYPE) == VECTOR_TYPE ? (TARGET_SPE_ABI ? 64 : 128) \ |
f82f556d | 595 | : (TARGET_E500_DOUBLE && TYPE_MODE (TYPE) == DFmode) ? 64 \ |
0ac081f6 | 596 | : TREE_CODE (TYPE) == ARRAY_TYPE \ |
f045b2c9 RS |
597 | && TYPE_MODE (TREE_TYPE (TYPE)) == QImode \ |
598 | && (ALIGN) < BITS_PER_WORD ? BITS_PER_WORD : (ALIGN)) | |
599 | ||
a0ab749a | 600 | /* Nonzero if move instructions will actually fail to work |
f045b2c9 | 601 | when given unaligned data. */ |
fdaff8ba | 602 | #define STRICT_ALIGNMENT 0 |
e1565e65 DE |
603 | |
604 | /* Define this macro to be the value 1 if unaligned accesses have a cost | |
605 | many times greater than aligned accesses, for example if they are | |
606 | emulated in a trap handler. */ | |
41543739 GK |
607 | #define SLOW_UNALIGNED_ACCESS(MODE, ALIGN) \ |
608 | (STRICT_ALIGNMENT \ | |
fcce224d | 609 | || (((MODE) == SFmode || (MODE) == DFmode || (MODE) == TFmode \ |
c092b045 | 610 | || (MODE) == DDmode || (MODE) == TDmode \ |
fcce224d | 611 | || (MODE) == DImode) \ |
41543739 | 612 | && (ALIGN) < 32)) |
f045b2c9 RS |
613 | \f |
614 | /* Standard register usage. */ | |
615 | ||
616 | /* Number of actual hardware registers. | |
617 | The hardware registers are assigned numbers for the compiler | |
618 | from 0 to just below FIRST_PSEUDO_REGISTER. | |
619 | All registers that the compiler knows about must be given numbers, | |
620 | even those that are not normally considered general registers. | |
621 | ||
622 | RS/6000 has 32 fixed-point registers, 32 floating-point registers, | |
623 | an MQ register, a count register, a link register, and 8 condition | |
07488f32 ZW |
624 | register fields, which we view here as separate registers. AltiVec |
625 | adds 32 vector registers and a VRsave register. | |
f045b2c9 RS |
626 | |
627 | In addition, the difference between the frame and argument pointers is | |
628 | a function of the number of registers saved, so we need to have a | |
629 | register for AP that will later be eliminated in favor of SP or FP. | |
802a0058 | 630 | This is a normal register, but it is fixed. |
f045b2c9 | 631 | |
802a0058 MM |
632 | We also create a pseudo register for float/int conversions, that will |
633 | really represent the memory location used. It is represented here as | |
634 | a register, in order to work around problems in allocating stack storage | |
7d5175e1 | 635 | in inline functions. |
802a0058 | 636 | |
7d5175e1 JJ |
637 | Another pseudo (not included in DWARF_FRAME_REGISTERS) is soft frame |
638 | pointer, which is eventually eliminated in favor of SP or FP. */ | |
639 | ||
640 | #define FIRST_PSEUDO_REGISTER 114 | |
f045b2c9 | 641 | |
d6a7951f | 642 | /* This must be included for pre gcc 3.0 glibc compatibility. */ |
7d5f33bc | 643 | #define PRE_GCC3_DWARF_FRAME_REGISTERS 77 |
62153b61 | 644 | |
93c9d1ba | 645 | /* Add 32 dwarf columns for synthetic SPE registers. */ |
7d5175e1 | 646 | #define DWARF_FRAME_REGISTERS ((FIRST_PSEUDO_REGISTER - 1) + 32) |
c19de7aa | 647 | |
93c9d1ba AM |
648 | /* The SPE has an additional 32 synthetic registers, with DWARF debug |
649 | info numbering for these registers starting at 1200. While eh_frame | |
650 | register numbering need not be the same as the debug info numbering, | |
651 | we choose to number these regs for eh_frame at 1200 too. This allows | |
652 | future versions of the rs6000 backend to add hard registers and | |
653 | continue to use the gcc hard register numbering for eh_frame. If the | |
654 | extra SPE registers in eh_frame were numbered starting from the | |
655 | current value of FIRST_PSEUDO_REGISTER, then if FIRST_PSEUDO_REGISTER | |
656 | changed we'd need to introduce a mapping in DWARF_FRAME_REGNUM to | |
657 | avoid invalidating older SPE eh_frame info. | |
658 | ||
659 | We must map them here to avoid huge unwinder tables mostly consisting | |
f676971a | 660 | of unused space. */ |
93c9d1ba | 661 | #define DWARF_REG_TO_UNWIND_COLUMN(r) \ |
7d5175e1 | 662 | ((r) > 1200 ? ((r) - 1200 + FIRST_PSEUDO_REGISTER - 1) : (r)) |
93c9d1ba | 663 | |
ed1cf8ff GK |
664 | /* Use standard DWARF numbering for DWARF debugging information. */ |
665 | #define DBX_REGISTER_NUMBER(REGNO) rs6000_dbx_register_number (REGNO) | |
666 | ||
93c9d1ba AM |
667 | /* Use gcc hard register numbering for eh_frame. */ |
668 | #define DWARF_FRAME_REGNUM(REGNO) (REGNO) | |
41f3a930 | 669 | |
ed1cf8ff GK |
670 | /* Map register numbers held in the call frame info that gcc has |
671 | collected using DWARF_FRAME_REGNUM to those that should be output in | |
672 | .debug_frame and .eh_frame. We continue to use gcc hard reg numbers | |
673 | for .eh_frame, but use the numbers mandated by the various ABIs for | |
674 | .debug_frame. rs6000_emit_prologue has translated any combination of | |
675 | CR2, CR3, CR4 saves to a save of CR2. The actual code emitted saves | |
676 | the whole of CR, so we map CR2_REGNO to the DWARF reg for CR. */ | |
677 | #define DWARF2_FRAME_REG_OUT(REGNO, FOR_EH) \ | |
678 | ((FOR_EH) ? (REGNO) \ | |
679 | : (REGNO) == CR2_REGNO ? 64 \ | |
680 | : DBX_REGISTER_NUMBER (REGNO)) | |
681 | ||
f045b2c9 RS |
682 | /* 1 for registers that have pervasive standard uses |
683 | and are not available for the register allocator. | |
684 | ||
5dead3e5 DJ |
685 | On RS/6000, r1 is used for the stack. On Darwin, r2 is available |
686 | as a local register; for all other OS's r2 is the TOC pointer. | |
f045b2c9 | 687 | |
a127c4e5 RK |
688 | cr5 is not supposed to be used. |
689 | ||
690 | On System V implementations, r13 is fixed and not available for use. */ | |
691 | ||
f045b2c9 | 692 | #define FIXED_REGISTERS \ |
5dead3e5 | 693 | {0, 1, FIXED_R2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, FIXED_R13, 0, 0, \ |
f045b2c9 RS |
694 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ |
695 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ | |
696 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ | |
0ac081f6 AH |
697 | 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, \ |
698 | /* AltiVec registers. */ \ | |
699 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ | |
700 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ | |
5f004351 | 701 | 1, 1 \ |
7d5175e1 | 702 | , 1, 1, 1 \ |
0ac081f6 | 703 | } |
f045b2c9 RS |
704 | |
705 | /* 1 for registers not available across function calls. | |
706 | These must include the FIXED_REGISTERS and also any | |
707 | registers that can be used without being saved. | |
708 | The latter must include the registers where values are returned | |
709 | and the register where structure-value addresses are passed. | |
710 | Aside from that, you can include as many other registers as you like. */ | |
711 | ||
712 | #define CALL_USED_REGISTERS \ | |
a127c4e5 | 713 | {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, FIXED_R13, 0, 0, \ |
f045b2c9 RS |
714 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ |
715 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, \ | |
716 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ | |
0ac081f6 AH |
717 | 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, \ |
718 | /* AltiVec registers. */ \ | |
719 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ | |
720 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ | |
5f004351 | 721 | 1, 1 \ |
7d5175e1 | 722 | , 1, 1, 1 \ |
0ac081f6 AH |
723 | } |
724 | ||
289e96b2 AH |
725 | /* Like `CALL_USED_REGISTERS' except this macro doesn't require that |
726 | the entire set of `FIXED_REGISTERS' be included. | |
727 | (`CALL_USED_REGISTERS' must be a superset of `FIXED_REGISTERS'). | |
728 | This macro is optional. If not specified, it defaults to the value | |
729 | of `CALL_USED_REGISTERS'. */ | |
f676971a | 730 | |
289e96b2 AH |
731 | #define CALL_REALLY_USED_REGISTERS \ |
732 | {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, FIXED_R13, 0, 0, \ | |
733 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ | |
734 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, \ | |
735 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ | |
736 | 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, \ | |
737 | /* AltiVec registers. */ \ | |
738 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ | |
739 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \ | |
5f004351 | 740 | 0, 0 \ |
7d5175e1 | 741 | , 0, 0, 0 \ |
289e96b2 | 742 | } |
f045b2c9 | 743 | |
28bcfd4d | 744 | #define TOTAL_ALTIVEC_REGS (LAST_ALTIVEC_REGNO - FIRST_ALTIVEC_REGNO + 1) |
9ebbca7d | 745 | |
d62294f5 FJ |
746 | #define FIRST_SAVED_ALTIVEC_REGNO (FIRST_ALTIVEC_REGNO+20) |
747 | #define FIRST_SAVED_FP_REGNO (14+32) | |
748 | #define FIRST_SAVED_GP_REGNO 13 | |
749 | ||
f045b2c9 RS |
750 | /* List the order in which to allocate registers. Each register must be |
751 | listed once, even those in FIXED_REGISTERS. | |
752 | ||
753 | We allocate in the following order: | |
754 | fp0 (not saved or used for anything) | |
755 | fp13 - fp2 (not saved; incoming fp arg registers) | |
756 | fp1 (not saved; return value) | |
9390387d | 757 | fp31 - fp14 (saved; order given to save least number) |
5accd822 DE |
758 | cr7, cr6 (not saved or special) |
759 | cr1 (not saved, but used for FP operations) | |
f045b2c9 | 760 | cr0 (not saved, but used for arithmetic operations) |
5accd822 | 761 | cr4, cr3, cr2 (saved) |
9390387d | 762 | r0 (not saved; cannot be base reg) |
f045b2c9 RS |
763 | r9 (not saved; best for TImode) |
764 | r11, r10, r8-r4 (not saved; highest used first to make less conflict) | |
9390387d | 765 | r3 (not saved; return value register) |
f045b2c9 RS |
766 | r31 - r13 (saved; order given to save least number) |
767 | r12 (not saved; if used for DImode or DFmode would use r13) | |
768 | mq (not saved; best to use it if we can) | |
769 | ctr (not saved; when we have the choice ctr is better) | |
770 | lr (saved) | |
9390387d AM |
771 | cr5, r1, r2, ap, xer (fixed) |
772 | v0 - v1 (not saved or used for anything) | |
773 | v13 - v3 (not saved; incoming vector arg registers) | |
774 | v2 (not saved; incoming vector arg reg; return value) | |
775 | v19 - v14 (not saved or used for anything) | |
776 | v31 - v20 (saved; order given to save least number) | |
777 | vrsave, vscr (fixed) | |
a3170dc6 | 778 | spe_acc, spefscr (fixed) |
7d5175e1 | 779 | sfp (fixed) |
0ac081f6 | 780 | */ |
f676971a | 781 | |
6b13641d DJ |
782 | #if FIXED_R2 == 1 |
783 | #define MAYBE_R2_AVAILABLE | |
784 | #define MAYBE_R2_FIXED 2, | |
785 | #else | |
786 | #define MAYBE_R2_AVAILABLE 2, | |
787 | #define MAYBE_R2_FIXED | |
788 | #endif | |
f045b2c9 | 789 | |
9390387d AM |
790 | #define REG_ALLOC_ORDER \ |
791 | {32, \ | |
792 | 45, 44, 43, 42, 41, 40, 39, 38, 37, 36, 35, 34, \ | |
793 | 33, \ | |
794 | 63, 62, 61, 60, 59, 58, 57, 56, 55, 54, 53, 52, 51, \ | |
795 | 50, 49, 48, 47, 46, \ | |
796 | 75, 74, 69, 68, 72, 71, 70, \ | |
797 | 0, MAYBE_R2_AVAILABLE \ | |
798 | 9, 11, 10, 8, 7, 6, 5, 4, \ | |
799 | 3, \ | |
800 | 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, \ | |
801 | 18, 17, 16, 15, 14, 13, 12, \ | |
802 | 64, 66, 65, \ | |
803 | 73, 1, MAYBE_R2_FIXED 67, 76, \ | |
804 | /* AltiVec registers. */ \ | |
805 | 77, 78, \ | |
806 | 90, 89, 88, 87, 86, 85, 84, 83, 82, 81, 80, \ | |
807 | 79, \ | |
808 | 96, 95, 94, 93, 92, 91, \ | |
809 | 108, 107, 106, 105, 104, 103, 102, 101, 100, 99, 98, 97, \ | |
810 | 109, 110, \ | |
7d5175e1 | 811 | 111, 112, 113 \ |
0ac081f6 | 812 | } |
f045b2c9 RS |
813 | |
814 | /* True if register is floating-point. */ | |
815 | #define FP_REGNO_P(N) ((N) >= 32 && (N) <= 63) | |
816 | ||
817 | /* True if register is a condition register. */ | |
1de43f85 | 818 | #define CR_REGNO_P(N) ((N) >= CR0_REGNO && (N) <= CR7_REGNO) |
f045b2c9 | 819 | |
815cdc52 | 820 | /* True if register is a condition register, but not cr0. */ |
1de43f85 | 821 | #define CR_REGNO_NOT_CR0_P(N) ((N) >= CR1_REGNO && (N) <= CR7_REGNO) |
815cdc52 | 822 | |
f045b2c9 | 823 | /* True if register is an integer register. */ |
7d5175e1 JJ |
824 | #define INT_REGNO_P(N) \ |
825 | ((N) <= 31 || (N) == ARG_POINTER_REGNUM || (N) == FRAME_POINTER_REGNUM) | |
f045b2c9 | 826 | |
a3170dc6 AH |
827 | /* SPE SIMD registers are just the GPRs. */ |
828 | #define SPE_SIMD_REGNO_P(N) ((N) <= 31) | |
829 | ||
0d86f538 | 830 | /* True if register is the XER register. */ |
9ebbca7d | 831 | #define XER_REGNO_P(N) ((N) == XER_REGNO) |
802a0058 | 832 | |
0ac081f6 AH |
833 | /* True if register is an AltiVec register. */ |
834 | #define ALTIVEC_REGNO_P(N) ((N) >= FIRST_ALTIVEC_REGNO && (N) <= LAST_ALTIVEC_REGNO) | |
835 | ||
f045b2c9 | 836 | /* Return number of consecutive hard regs needed starting at reg REGNO |
d8ecbcdb AH |
837 | to hold something of mode MODE. */ |
838 | ||
839 | #define HARD_REGNO_NREGS(REGNO, MODE) rs6000_hard_regno_nregs ((REGNO), (MODE)) | |
0e67400a FJ |
840 | |
841 | #define HARD_REGNO_CALL_PART_CLOBBERED(REGNO, MODE) \ | |
842 | ((TARGET_32BIT && TARGET_POWERPC64 \ | |
2e6c9641 | 843 | && (GET_MODE_SIZE (MODE) > 4) \ |
0e67400a | 844 | && INT_REGNO_P (REGNO)) ? 1 : 0) |
f045b2c9 | 845 | |
0ac081f6 | 846 | #define ALTIVEC_VECTOR_MODE(MODE) \ |
cb2a532e AH |
847 | ((MODE) == V16QImode \ |
848 | || (MODE) == V8HImode \ | |
849 | || (MODE) == V4SFmode \ | |
6e1f54e2 | 850 | || (MODE) == V4SImode) |
0ac081f6 | 851 | |
a3170dc6 AH |
852 | #define SPE_VECTOR_MODE(MODE) \ |
853 | ((MODE) == V4HImode \ | |
854 | || (MODE) == V2SFmode \ | |
00a892b8 | 855 | || (MODE) == V1DImode \ |
a3170dc6 AH |
856 | || (MODE) == V2SImode) |
857 | ||
c4336539 PB |
858 | #define UNITS_PER_SIMD_WORD \ |
859 | (TARGET_ALTIVEC ? UNITS_PER_ALTIVEC_WORD \ | |
860 | : (TARGET_SPE ? UNITS_PER_SPE_WORD : UNITS_PER_WORD)) | |
0bf43309 | 861 | |
0d1fbc8c AH |
862 | /* Value is TRUE if hard register REGNO can hold a value of |
863 | machine-mode MODE. */ | |
864 | #define HARD_REGNO_MODE_OK(REGNO, MODE) \ | |
865 | rs6000_hard_regno_mode_ok_p[(int)(MODE)][REGNO] | |
f045b2c9 RS |
866 | |
867 | /* Value is 1 if it is a good idea to tie two pseudo registers | |
868 | when one has mode MODE1 and one has mode MODE2. | |
869 | If HARD_REGNO_MODE_OK could produce different values for MODE1 and MODE2, | |
870 | for any hard reg, then this must be 0 for correct output. */ | |
871 | #define MODES_TIEABLE_P(MODE1, MODE2) \ | |
ebb109ad BE |
872 | (SCALAR_FLOAT_MODE_P (MODE1) \ |
873 | ? SCALAR_FLOAT_MODE_P (MODE2) \ | |
874 | : SCALAR_FLOAT_MODE_P (MODE2) \ | |
875 | ? SCALAR_FLOAT_MODE_P (MODE1) \ | |
f045b2c9 RS |
876 | : GET_MODE_CLASS (MODE1) == MODE_CC \ |
877 | ? GET_MODE_CLASS (MODE2) == MODE_CC \ | |
878 | : GET_MODE_CLASS (MODE2) == MODE_CC \ | |
879 | ? GET_MODE_CLASS (MODE1) == MODE_CC \ | |
4dcc01f3 AH |
880 | : SPE_VECTOR_MODE (MODE1) \ |
881 | ? SPE_VECTOR_MODE (MODE2) \ | |
882 | : SPE_VECTOR_MODE (MODE2) \ | |
883 | ? SPE_VECTOR_MODE (MODE1) \ | |
0ac081f6 AH |
884 | : ALTIVEC_VECTOR_MODE (MODE1) \ |
885 | ? ALTIVEC_VECTOR_MODE (MODE2) \ | |
886 | : ALTIVEC_VECTOR_MODE (MODE2) \ | |
887 | ? ALTIVEC_VECTOR_MODE (MODE1) \ | |
f045b2c9 RS |
888 | : 1) |
889 | ||
c8ae788f SB |
890 | /* Post-reload, we can't use any new AltiVec registers, as we already |
891 | emitted the vrsave mask. */ | |
892 | ||
893 | #define HARD_REGNO_RENAME_OK(SRC, DST) \ | |
6fb5fa3c | 894 | (! ALTIVEC_REGNO_P (DST) || df_regs_ever_live_p (DST)) |
c8ae788f | 895 | |
f045b2c9 | 896 | /* A C expression returning the cost of moving data from a register of class |
34bb030a | 897 | CLASS1 to one of CLASS2. */ |
f045b2c9 | 898 | |
34bb030a | 899 | #define REGISTER_MOVE_COST rs6000_register_move_cost |
f045b2c9 | 900 | |
34bb030a DE |
901 | /* A C expressions returning the cost of moving data of MODE from a register to |
902 | or from memory. */ | |
f045b2c9 | 903 | |
34bb030a | 904 | #define MEMORY_MOVE_COST rs6000_memory_move_cost |
f045b2c9 RS |
905 | |
906 | /* Specify the cost of a branch insn; roughly the number of extra insns that | |
907 | should be added to avoid a branch. | |
908 | ||
ef457bda | 909 | Set this to 3 on the RS/6000 since that is roughly the average cost of an |
f045b2c9 RS |
910 | unscheduled conditional branch. */ |
911 | ||
ef457bda | 912 | #define BRANCH_COST 3 |
f045b2c9 | 913 | |
85e50b6b | 914 | /* Override BRANCH_COST heuristic which empirically produces worse |
b8610a53 | 915 | performance for removing short circuiting from the logical ops. */ |
85e50b6b | 916 | |
b8610a53 | 917 | #define LOGICAL_OP_NON_SHORT_CIRCUIT 0 |
a3170dc6 | 918 | |
52ff33d0 NF |
919 | /* A fixed register used at epilogue generation to address SPE registers |
920 | with negative offsets. The 64-bit load/store instructions on the SPE | |
921 | only take positive offsets (and small ones at that), so we need to | |
922 | reserve a register for consing up negative offsets. */ | |
a3170dc6 | 923 | |
52ff33d0 | 924 | #define FIXED_SCRATCH 0 |
a3170dc6 | 925 | |
2aa4498c AH |
926 | /* Define this macro to change register usage conditional on target |
927 | flags. */ | |
f85f4585 | 928 | |
2aa4498c | 929 | #define CONDITIONAL_REGISTER_USAGE rs6000_conditional_register_usage () |
6febd581 | 930 | |
f045b2c9 RS |
931 | /* Specify the registers used for certain standard purposes. |
932 | The values of these macros are register numbers. */ | |
933 | ||
934 | /* RS/6000 pc isn't overloaded on a register that the compiler knows about. */ | |
935 | /* #define PC_REGNUM */ | |
936 | ||
937 | /* Register to use for pushing function arguments. */ | |
938 | #define STACK_POINTER_REGNUM 1 | |
939 | ||
940 | /* Base register for access to local variables of the function. */ | |
7d5175e1 JJ |
941 | #define HARD_FRAME_POINTER_REGNUM 31 |
942 | ||
943 | /* Base register for access to local variables of the function. */ | |
944 | #define FRAME_POINTER_REGNUM 113 | |
f045b2c9 RS |
945 | |
946 | /* Value should be nonzero if functions must have frame pointers. | |
947 | Zero means the frame pointer need not be set up (and parms | |
948 | may be accessed via the stack pointer) in functions that seem suitable. | |
949 | This is computed in `reload', in reload1.c. */ | |
950 | #define FRAME_POINTER_REQUIRED 0 | |
951 | ||
952 | /* Base register for access to arguments of the function. */ | |
953 | #define ARG_POINTER_REGNUM 67 | |
954 | ||
955 | /* Place to put static chain when calling a function that requires it. */ | |
956 | #define STATIC_CHAIN_REGNUM 11 | |
957 | ||
f045b2c9 RS |
958 | \f |
959 | /* Define the classes of registers for register constraints in the | |
960 | machine description. Also define ranges of constants. | |
961 | ||
962 | One of the classes must always be named ALL_REGS and include all hard regs. | |
963 | If there is more than one class, another class must be named NO_REGS | |
964 | and contain no registers. | |
965 | ||
966 | The name GENERAL_REGS must be the name of a class (or an alias for | |
967 | another name such as ALL_REGS). This is the class of registers | |
968 | that is allowed by "g" or "r" in a register constraint. | |
969 | Also, registers outside this class are allocated only when | |
970 | instructions express preferences for them. | |
971 | ||
972 | The classes must be numbered in nondecreasing order; that is, | |
973 | a larger-numbered class must never be contained completely | |
974 | in a smaller-numbered class. | |
975 | ||
976 | For any two classes, it is very desirable that there be another | |
977 | class that represents their union. */ | |
c81bebd7 | 978 | |
f045b2c9 RS |
979 | /* The RS/6000 has three types of registers, fixed-point, floating-point, |
980 | and condition registers, plus three special registers, MQ, CTR, and the | |
07488f32 | 981 | link register. AltiVec adds a vector register class. |
f045b2c9 RS |
982 | |
983 | However, r0 is special in that it cannot be used as a base register. | |
984 | So make a class for registers valid as base registers. | |
985 | ||
986 | Also, cr0 is the only condition code register that can be used in | |
0d86f538 | 987 | arithmetic insns, so make a separate class for it. */ |
f045b2c9 | 988 | |
ebedb4dd MM |
989 | enum reg_class |
990 | { | |
991 | NO_REGS, | |
ebedb4dd MM |
992 | BASE_REGS, |
993 | GENERAL_REGS, | |
994 | FLOAT_REGS, | |
0ac081f6 AH |
995 | ALTIVEC_REGS, |
996 | VRSAVE_REGS, | |
5f004351 | 997 | VSCR_REGS, |
a3170dc6 AH |
998 | SPE_ACC_REGS, |
999 | SPEFSCR_REGS, | |
ebedb4dd MM |
1000 | NON_SPECIAL_REGS, |
1001 | MQ_REGS, | |
1002 | LINK_REGS, | |
1003 | CTR_REGS, | |
1004 | LINK_OR_CTR_REGS, | |
1005 | SPECIAL_REGS, | |
1006 | SPEC_OR_GEN_REGS, | |
1007 | CR0_REGS, | |
ebedb4dd MM |
1008 | CR_REGS, |
1009 | NON_FLOAT_REGS, | |
9ebbca7d | 1010 | XER_REGS, |
ebedb4dd MM |
1011 | ALL_REGS, |
1012 | LIM_REG_CLASSES | |
1013 | }; | |
f045b2c9 RS |
1014 | |
1015 | #define N_REG_CLASSES (int) LIM_REG_CLASSES | |
1016 | ||
82e41834 | 1017 | /* Give names of register classes as strings for dump file. */ |
f045b2c9 | 1018 | |
ebedb4dd MM |
1019 | #define REG_CLASS_NAMES \ |
1020 | { \ | |
1021 | "NO_REGS", \ | |
ebedb4dd MM |
1022 | "BASE_REGS", \ |
1023 | "GENERAL_REGS", \ | |
1024 | "FLOAT_REGS", \ | |
0ac081f6 AH |
1025 | "ALTIVEC_REGS", \ |
1026 | "VRSAVE_REGS", \ | |
5f004351 | 1027 | "VSCR_REGS", \ |
a3170dc6 AH |
1028 | "SPE_ACC_REGS", \ |
1029 | "SPEFSCR_REGS", \ | |
ebedb4dd MM |
1030 | "NON_SPECIAL_REGS", \ |
1031 | "MQ_REGS", \ | |
1032 | "LINK_REGS", \ | |
1033 | "CTR_REGS", \ | |
1034 | "LINK_OR_CTR_REGS", \ | |
1035 | "SPECIAL_REGS", \ | |
1036 | "SPEC_OR_GEN_REGS", \ | |
1037 | "CR0_REGS", \ | |
ebedb4dd MM |
1038 | "CR_REGS", \ |
1039 | "NON_FLOAT_REGS", \ | |
9ebbca7d | 1040 | "XER_REGS", \ |
ebedb4dd MM |
1041 | "ALL_REGS" \ |
1042 | } | |
f045b2c9 RS |
1043 | |
1044 | /* Define which registers fit in which classes. | |
1045 | This is an initializer for a vector of HARD_REG_SET | |
1046 | of length N_REG_CLASSES. */ | |
1047 | ||
0ac081f6 AH |
1048 | #define REG_CLASS_CONTENTS \ |
1049 | { \ | |
1050 | { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, /* NO_REGS */ \ | |
7d5175e1 JJ |
1051 | { 0xfffffffe, 0x00000000, 0x00000008, 0x00020000 }, /* BASE_REGS */ \ |
1052 | { 0xffffffff, 0x00000000, 0x00000008, 0x00020000 }, /* GENERAL_REGS */ \ | |
0ac081f6 | 1053 | { 0x00000000, 0xffffffff, 0x00000000, 0x00000000 }, /* FLOAT_REGS */ \ |
089a05b8 SS |
1054 | { 0x00000000, 0x00000000, 0xffffe000, 0x00001fff }, /* ALTIVEC_REGS */ \ |
1055 | { 0x00000000, 0x00000000, 0x00000000, 0x00002000 }, /* VRSAVE_REGS */ \ | |
5f004351 | 1056 | { 0x00000000, 0x00000000, 0x00000000, 0x00004000 }, /* VSCR_REGS */ \ |
a3170dc6 AH |
1057 | { 0x00000000, 0x00000000, 0x00000000, 0x00008000 }, /* SPE_ACC_REGS */ \ |
1058 | { 0x00000000, 0x00000000, 0x00000000, 0x00010000 }, /* SPEFSCR_REGS */ \ | |
7d5175e1 | 1059 | { 0xffffffff, 0xffffffff, 0x00000008, 0x00020000 }, /* NON_SPECIAL_REGS */ \ |
0ac081f6 AH |
1060 | { 0x00000000, 0x00000000, 0x00000001, 0x00000000 }, /* MQ_REGS */ \ |
1061 | { 0x00000000, 0x00000000, 0x00000002, 0x00000000 }, /* LINK_REGS */ \ | |
1062 | { 0x00000000, 0x00000000, 0x00000004, 0x00000000 }, /* CTR_REGS */ \ | |
1063 | { 0x00000000, 0x00000000, 0x00000006, 0x00000000 }, /* LINK_OR_CTR_REGS */ \ | |
a004eb82 | 1064 | { 0x00000000, 0x00000000, 0x00000007, 0x00002000 }, /* SPECIAL_REGS */ \ |
7d5175e1 | 1065 | { 0xffffffff, 0x00000000, 0x0000000f, 0x00022000 }, /* SPEC_OR_GEN_REGS */ \ |
0ac081f6 AH |
1066 | { 0x00000000, 0x00000000, 0x00000010, 0x00000000 }, /* CR0_REGS */ \ |
1067 | { 0x00000000, 0x00000000, 0x00000ff0, 0x00000000 }, /* CR_REGS */ \ | |
e3604432 | 1068 | { 0xffffffff, 0x00000000, 0x0000efff, 0x00020000 }, /* NON_FLOAT_REGS */ \ |
089a05b8 | 1069 | { 0x00000000, 0x00000000, 0x00001000, 0x00000000 }, /* XER_REGS */ \ |
7d5175e1 | 1070 | { 0xffffffff, 0xffffffff, 0xffffffff, 0x0003ffff } /* ALL_REGS */ \ |
ebedb4dd | 1071 | } |
f045b2c9 RS |
1072 | |
1073 | /* The same information, inverted: | |
1074 | Return the class number of the smallest class containing | |
1075 | reg number REGNO. This could be a conditional expression | |
1076 | or could index an array. */ | |
1077 | ||
0d86f538 GK |
1078 | #define REGNO_REG_CLASS(REGNO) \ |
1079 | ((REGNO) == 0 ? GENERAL_REGS \ | |
1080 | : (REGNO) < 32 ? BASE_REGS \ | |
1081 | : FP_REGNO_P (REGNO) ? FLOAT_REGS \ | |
0ac081f6 | 1082 | : ALTIVEC_REGNO_P (REGNO) ? ALTIVEC_REGS \ |
0d86f538 GK |
1083 | : (REGNO) == CR0_REGNO ? CR0_REGS \ |
1084 | : CR_REGNO_P (REGNO) ? CR_REGS \ | |
1085 | : (REGNO) == MQ_REGNO ? MQ_REGS \ | |
1de43f85 DE |
1086 | : (REGNO) == LR_REGNO ? LINK_REGS \ |
1087 | : (REGNO) == CTR_REGNO ? CTR_REGS \ | |
0d86f538 GK |
1088 | : (REGNO) == ARG_POINTER_REGNUM ? BASE_REGS \ |
1089 | : (REGNO) == XER_REGNO ? XER_REGS \ | |
0ac081f6 | 1090 | : (REGNO) == VRSAVE_REGNO ? VRSAVE_REGS \ |
7d5175e1 | 1091 | : (REGNO) == VSCR_REGNO ? VRSAVE_REGS \ |
a3170dc6 AH |
1092 | : (REGNO) == SPE_ACC_REGNO ? SPE_ACC_REGS \ |
1093 | : (REGNO) == SPEFSCR_REGNO ? SPEFSCR_REGS \ | |
7d5175e1 | 1094 | : (REGNO) == FRAME_POINTER_REGNUM ? BASE_REGS \ |
f045b2c9 RS |
1095 | : NO_REGS) |
1096 | ||
1097 | /* The class value for index registers, and the one for base regs. */ | |
1098 | #define INDEX_REG_CLASS GENERAL_REGS | |
1099 | #define BASE_REG_CLASS BASE_REGS | |
1100 | ||
f045b2c9 RS |
1101 | /* Given an rtx X being reloaded into a reg required to be |
1102 | in class CLASS, return the class of reg to actually use. | |
1103 | In general this is just CLASS; but on some machines | |
c81bebd7 | 1104 | in some cases it is preferable to use a more restrictive class. |
f045b2c9 RS |
1105 | |
1106 | On the RS/6000, we have to return NO_REGS when we want to reload a | |
f676971a | 1107 | floating-point CONST_DOUBLE to force it to be copied to memory. |
1e66d555 GK |
1108 | |
1109 | We also don't want to reload integer values into floating-point | |
1110 | registers if we can at all help it. In fact, this can | |
37409796 | 1111 | cause reload to die, if it tries to generate a reload of CTR |
1e66d555 GK |
1112 | into a FP register and discovers it doesn't have the memory location |
1113 | required. | |
1114 | ||
1115 | ??? Would it be a good idea to have reload do the converse, that is | |
1116 | try to reload floating modes into FP registers if possible? | |
1117 | */ | |
f045b2c9 | 1118 | |
802a0058 | 1119 | #define PREFERRED_RELOAD_CLASS(X,CLASS) \ |
343f6bbf DE |
1120 | ((CONSTANT_P (X) \ |
1121 | && reg_classes_intersect_p ((CLASS), FLOAT_REGS)) \ | |
1122 | ? NO_REGS \ | |
1123 | : (GET_MODE_CLASS (GET_MODE (X)) == MODE_INT \ | |
1124 | && (CLASS) == NON_SPECIAL_REGS) \ | |
1125 | ? GENERAL_REGS \ | |
1126 | : (CLASS)) | |
c81bebd7 | 1127 | |
f045b2c9 RS |
1128 | /* Return the register class of a scratch register needed to copy IN into |
1129 | or out of a register in CLASS in MODE. If it can be done directly, | |
1130 | NO_REGS is returned. */ | |
1131 | ||
1132 | #define SECONDARY_RELOAD_CLASS(CLASS,MODE,IN) \ | |
3c4774e0 | 1133 | rs6000_secondary_reload_class (CLASS, MODE, IN) |
f045b2c9 | 1134 | |
0ac081f6 | 1135 | /* If we are copying between FP or AltiVec registers and anything |
44cd321e PS |
1136 | else, we need a memory location. The exception is when we are |
1137 | targeting ppc64 and the move to/from fpr to gpr instructions | |
1138 | are available.*/ | |
1139 | ||
1140 | #define SECONDARY_MEMORY_NEEDED(CLASS1,CLASS2,MODE) \ | |
1141 | ((CLASS1) != (CLASS2) && (((CLASS1) == FLOAT_REGS \ | |
1142 | && (!TARGET_MFPGPR || !TARGET_POWERPC64 \ | |
c092b045 PB |
1143 | || ((MODE != DFmode) \ |
1144 | && (MODE != DDmode) \ | |
1145 | && (MODE != DImode)))) \ | |
44cd321e PS |
1146 | || ((CLASS2) == FLOAT_REGS \ |
1147 | && (!TARGET_MFPGPR || !TARGET_POWERPC64 \ | |
c092b045 PB |
1148 | || ((MODE != DFmode) \ |
1149 | && (MODE != DDmode) \ | |
1150 | && (MODE != DImode)))) \ | |
44cd321e | 1151 | || (CLASS1) == ALTIVEC_REGS \ |
0ac081f6 | 1152 | || (CLASS2) == ALTIVEC_REGS)) |
7ea555a4 | 1153 | |
f045b2c9 RS |
1154 | /* Return the maximum number of consecutive registers |
1155 | needed to represent mode MODE in a register of class CLASS. | |
1156 | ||
1157 | On RS/6000, this is the size of MODE in words, | |
1158 | except in the FP regs, where a single reg is enough for two words. */ | |
802a0058 | 1159 | #define CLASS_MAX_NREGS(CLASS, MODE) \ |
9ebbca7d | 1160 | (((CLASS) == FLOAT_REGS) \ |
2e360ab3 | 1161 | ? ((GET_MODE_SIZE (MODE) + UNITS_PER_FP_WORD - 1) / UNITS_PER_FP_WORD) \ |
54b695e7 AH |
1162 | : (TARGET_E500_DOUBLE && (CLASS) == GENERAL_REGS && (MODE) == DFmode) \ |
1163 | ? 1 \ | |
c1aa3958 | 1164 | : ((GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD)) |
580d3230 | 1165 | |
ca0e79d9 AM |
1166 | /* Return nonzero if for CLASS a mode change from FROM to TO is invalid. */ |
1167 | ||
1168 | #define CANNOT_CHANGE_MODE_CLASS(FROM, TO, CLASS) \ | |
1169 | (GET_MODE_SIZE (FROM) != GET_MODE_SIZE (TO) \ | |
1170 | ? ((GET_MODE_SIZE (FROM) < 8 || GET_MODE_SIZE (TO) < 8 \ | |
1171 | || TARGET_IEEEQUAD) \ | |
1172 | && reg_classes_intersect_p (FLOAT_REGS, CLASS)) \ | |
1173 | : (((TARGET_E500_DOUBLE \ | |
1174 | && ((((TO) == DFmode) + ((FROM) == DFmode)) == 1 \ | |
17caeff2 | 1175 | || (((TO) == TFmode) + ((FROM) == TFmode)) == 1 \ |
ca0e79d9 AM |
1176 | || (((TO) == DImode) + ((FROM) == DImode)) == 1)) \ |
1177 | || (TARGET_SPE \ | |
1178 | && (SPE_VECTOR_MODE (FROM) + SPE_VECTOR_MODE (TO)) == 1)) \ | |
1179 | && reg_classes_intersect_p (GENERAL_REGS, CLASS))) | |
02188693 | 1180 | |
f045b2c9 RS |
1181 | /* Stack layout; function entry, exit and calling. */ |
1182 | ||
6b67933e RK |
1183 | /* Enumeration to give which calling sequence to use. */ |
1184 | enum rs6000_abi { | |
1185 | ABI_NONE, | |
1186 | ABI_AIX, /* IBM's AIX */ | |
b6c9286a | 1187 | ABI_V4, /* System V.4/eabi */ |
ee890fe2 | 1188 | ABI_DARWIN /* Apple's Darwin (OS X kernel) */ |
6b67933e RK |
1189 | }; |
1190 | ||
b6c9286a MM |
1191 | extern enum rs6000_abi rs6000_current_abi; /* available for use by subtarget */ |
1192 | ||
f045b2c9 RS |
1193 | /* Define this if pushing a word on the stack |
1194 | makes the stack pointer a smaller address. */ | |
1195 | #define STACK_GROWS_DOWNWARD | |
1196 | ||
327e5343 FJ |
1197 | /* Offsets recorded in opcodes are a multiple of this alignment factor. */ |
1198 | #define DWARF_CIE_DATA_ALIGNMENT (-((int) (TARGET_32BIT ? 4 : 8))) | |
1199 | ||
a4d05547 | 1200 | /* Define this to nonzero if the nominal address of the stack frame |
f045b2c9 RS |
1201 | is at the high-address end of the local variables; |
1202 | that is, each additional local variable allocated | |
1203 | goes at a more negative offset in the frame. | |
1204 | ||
1205 | On the RS/6000, we grow upwards, from the area after the outgoing | |
1206 | arguments. */ | |
3aebbe5f | 1207 | #define FRAME_GROWS_DOWNWARD (flag_stack_protect != 0) |
f045b2c9 | 1208 | |
4697a36c | 1209 | /* Size of the outgoing register save area */ |
9ebbca7d | 1210 | #define RS6000_REG_SAVE ((DEFAULT_ABI == ABI_AIX \ |
ee890fe2 | 1211 | || DEFAULT_ABI == ABI_DARWIN) \ |
9ebbca7d GK |
1212 | ? (TARGET_64BIT ? 64 : 32) \ |
1213 | : 0) | |
4697a36c MM |
1214 | |
1215 | /* Size of the fixed area on the stack */ | |
9ebbca7d | 1216 | #define RS6000_SAVE_AREA \ |
50d440bc | 1217 | (((DEFAULT_ABI == ABI_AIX || DEFAULT_ABI == ABI_DARWIN) ? 24 : 8) \ |
9ebbca7d | 1218 | << (TARGET_64BIT ? 1 : 0)) |
4697a36c | 1219 | |
97f6e72f DE |
1220 | /* MEM representing address to save the TOC register */ |
1221 | #define RS6000_SAVE_TOC gen_rtx_MEM (Pmode, \ | |
1222 | plus_constant (stack_pointer_rtx, \ | |
1223 | (TARGET_32BIT ? 20 : 40))) | |
b6c9286a | 1224 | |
4697a36c | 1225 | /* Align an address */ |
ed33106f | 1226 | #define RS6000_ALIGN(n,a) (((n) + (a) - 1) & ~((a) - 1)) |
4697a36c | 1227 | |
f045b2c9 RS |
1228 | /* Offset within stack frame to start allocating local variables at. |
1229 | If FRAME_GROWS_DOWNWARD, this is the offset to the END of the | |
1230 | first local allocated. Otherwise, it is the offset to the BEGINNING | |
c81bebd7 | 1231 | of the first local allocated. |
f045b2c9 RS |
1232 | |
1233 | On the RS/6000, the frame pointer is the same as the stack pointer, | |
1234 | except for dynamic allocations. So we start after the fixed area and | |
1235 | outgoing parameter area. */ | |
1236 | ||
802a0058 | 1237 | #define STARTING_FRAME_OFFSET \ |
7d5175e1 JJ |
1238 | (FRAME_GROWS_DOWNWARD \ |
1239 | ? 0 \ | |
1240 | : (RS6000_ALIGN (current_function_outgoing_args_size, \ | |
1241 | TARGET_ALTIVEC ? 16 : 8) \ | |
7d5175e1 | 1242 | + RS6000_SAVE_AREA)) |
802a0058 MM |
1243 | |
1244 | /* Offset from the stack pointer register to an item dynamically | |
1245 | allocated on the stack, e.g., by `alloca'. | |
1246 | ||
1247 | The default value for this macro is `STACK_POINTER_OFFSET' plus the | |
1248 | length of the outgoing arguments. The default is correct for most | |
1249 | machines. See `function.c' for details. */ | |
1250 | #define STACK_DYNAMIC_OFFSET(FUNDECL) \ | |
7b094d6e AH |
1251 | (RS6000_ALIGN (current_function_outgoing_args_size, \ |
1252 | TARGET_ALTIVEC ? 16 : 8) \ | |
802a0058 | 1253 | + (STACK_POINTER_OFFSET)) |
f045b2c9 RS |
1254 | |
1255 | /* If we generate an insn to push BYTES bytes, | |
1256 | this says how many the stack pointer really advances by. | |
1257 | On RS/6000, don't define this because there are no push insns. */ | |
1258 | /* #define PUSH_ROUNDING(BYTES) */ | |
1259 | ||
1260 | /* Offset of first parameter from the argument pointer register value. | |
1261 | On the RS/6000, we define the argument pointer to the start of the fixed | |
1262 | area. */ | |
4697a36c | 1263 | #define FIRST_PARM_OFFSET(FNDECL) RS6000_SAVE_AREA |
f045b2c9 | 1264 | |
62153b61 JM |
1265 | /* Offset from the argument pointer register value to the top of |
1266 | stack. This is different from FIRST_PARM_OFFSET because of the | |
1267 | register save area. */ | |
1268 | #define ARG_POINTER_CFA_OFFSET(FNDECL) 0 | |
1269 | ||
f045b2c9 RS |
1270 | /* Define this if stack space is still allocated for a parameter passed |
1271 | in a register. The value is the number of bytes allocated to this | |
1272 | area. */ | |
4697a36c | 1273 | #define REG_PARM_STACK_SPACE(FNDECL) RS6000_REG_SAVE |
f045b2c9 RS |
1274 | |
1275 | /* Define this if the above stack space is to be considered part of the | |
1276 | space allocated by the caller. */ | |
ac294f0b | 1277 | #define OUTGOING_REG_PARM_STACK_SPACE 1 |
f045b2c9 RS |
1278 | |
1279 | /* This is the difference between the logical top of stack and the actual sp. | |
1280 | ||
82e41834 | 1281 | For the RS/6000, sp points past the fixed area. */ |
4697a36c | 1282 | #define STACK_POINTER_OFFSET RS6000_SAVE_AREA |
f045b2c9 RS |
1283 | |
1284 | /* Define this if the maximum size of all the outgoing args is to be | |
1285 | accumulated and pushed during the prologue. The amount can be | |
1286 | found in the variable current_function_outgoing_args_size. */ | |
f73ad30e | 1287 | #define ACCUMULATE_OUTGOING_ARGS 1 |
f045b2c9 RS |
1288 | |
1289 | /* Value is the number of bytes of arguments automatically | |
1290 | popped when returning from a subroutine call. | |
8b109b37 | 1291 | FUNDECL is the declaration node of the function (as a tree), |
f045b2c9 RS |
1292 | FUNTYPE is the data type of the function (as a tree), |
1293 | or for a library call it is an identifier node for the subroutine name. | |
1294 | SIZE is the number of bytes of arguments passed on the stack. */ | |
1295 | ||
8b109b37 | 1296 | #define RETURN_POPS_ARGS(FUNDECL,FUNTYPE,SIZE) 0 |
f045b2c9 RS |
1297 | |
1298 | /* Define how to find the value returned by a function. | |
1299 | VALTYPE is the data type of the value (as a tree). | |
1300 | If the precise function being called is known, FUNC is its FUNCTION_DECL; | |
a6ebc39a AH |
1301 | otherwise, FUNC is 0. */ |
1302 | ||
1303 | #define FUNCTION_VALUE(VALTYPE, FUNC) rs6000_function_value ((VALTYPE), (FUNC)) | |
f045b2c9 RS |
1304 | |
1305 | /* Define how to find the value returned by a library function | |
1306 | assuming the value has mode MODE. */ | |
1307 | ||
ded9bf77 | 1308 | #define LIBCALL_VALUE(MODE) rs6000_libcall_value ((MODE)) |
f045b2c9 | 1309 | |
6fa3f289 ZW |
1310 | /* DRAFT_V4_STRUCT_RET defaults off. */ |
1311 | #define DRAFT_V4_STRUCT_RET 0 | |
f607bc57 | 1312 | |
bd5bd7ac | 1313 | /* Let TARGET_RETURN_IN_MEMORY control what happens. */ |
f607bc57 | 1314 | #define DEFAULT_PCC_STRUCT_RETURN 0 |
f045b2c9 | 1315 | |
a260abc9 | 1316 | /* Mode of stack savearea. |
dfdfa60f DE |
1317 | FUNCTION is VOIDmode because calling convention maintains SP. |
1318 | BLOCK needs Pmode for SP. | |
a260abc9 DE |
1319 | NONLOCAL needs twice Pmode to maintain both backchain and SP. */ |
1320 | #define STACK_SAVEAREA_MODE(LEVEL) \ | |
dfdfa60f DE |
1321 | (LEVEL == SAVE_FUNCTION ? VOIDmode \ |
1322 | : LEVEL == SAVE_NONLOCAL ? (TARGET_32BIT ? DImode : TImode) : Pmode) | |
a260abc9 | 1323 | |
4697a36c MM |
1324 | /* Minimum and maximum general purpose registers used to hold arguments. */ |
1325 | #define GP_ARG_MIN_REG 3 | |
1326 | #define GP_ARG_MAX_REG 10 | |
1327 | #define GP_ARG_NUM_REG (GP_ARG_MAX_REG - GP_ARG_MIN_REG + 1) | |
1328 | ||
1329 | /* Minimum and maximum floating point registers used to hold arguments. */ | |
1330 | #define FP_ARG_MIN_REG 33 | |
7509c759 MM |
1331 | #define FP_ARG_AIX_MAX_REG 45 |
1332 | #define FP_ARG_V4_MAX_REG 40 | |
9ebbca7d | 1333 | #define FP_ARG_MAX_REG ((DEFAULT_ABI == ABI_AIX \ |
ee890fe2 | 1334 | || DEFAULT_ABI == ABI_DARWIN) \ |
9ebbca7d | 1335 | ? FP_ARG_AIX_MAX_REG : FP_ARG_V4_MAX_REG) |
4697a36c MM |
1336 | #define FP_ARG_NUM_REG (FP_ARG_MAX_REG - FP_ARG_MIN_REG + 1) |
1337 | ||
0ac081f6 AH |
1338 | /* Minimum and maximum AltiVec registers used to hold arguments. */ |
1339 | #define ALTIVEC_ARG_MIN_REG (FIRST_ALTIVEC_REGNO + 2) | |
1340 | #define ALTIVEC_ARG_MAX_REG (ALTIVEC_ARG_MIN_REG + 11) | |
1341 | #define ALTIVEC_ARG_NUM_REG (ALTIVEC_ARG_MAX_REG - ALTIVEC_ARG_MIN_REG + 1) | |
1342 | ||
4697a36c MM |
1343 | /* Return registers */ |
1344 | #define GP_ARG_RETURN GP_ARG_MIN_REG | |
1345 | #define FP_ARG_RETURN FP_ARG_MIN_REG | |
0ac081f6 | 1346 | #define ALTIVEC_ARG_RETURN (FIRST_ALTIVEC_REGNO + 2) |
4697a36c | 1347 | |
7509c759 | 1348 | /* Flags for the call/call_value rtl operations set up by function_arg */ |
6a4cee5f | 1349 | #define CALL_NORMAL 0x00000000 /* no special processing */ |
9ebbca7d | 1350 | /* Bits in 0x00000001 are unused. */ |
6a4cee5f MM |
1351 | #define CALL_V4_CLEAR_FP_ARGS 0x00000002 /* V.4, no FP args passed */ |
1352 | #define CALL_V4_SET_FP_ARGS 0x00000004 /* V.4, FP args were passed */ | |
1353 | #define CALL_LONG 0x00000008 /* always call indirect */ | |
b9599e46 | 1354 | #define CALL_LIBCALL 0x00000010 /* libcall */ |
7509c759 | 1355 | |
f57fe068 AM |
1356 | /* We don't have prologue and epilogue functions to save/restore |
1357 | everything for most ABIs. */ | |
1358 | #define WORLD_SAVE_P(INFO) 0 | |
1359 | ||
f045b2c9 RS |
1360 | /* 1 if N is a possible register number for a function value |
1361 | as seen by the caller. | |
1362 | ||
0ac081f6 | 1363 | On RS/6000, this is r3, fp1, and v2 (for AltiVec). */ |
e87a88d3 AM |
1364 | #define FUNCTION_VALUE_REGNO_P(N) \ |
1365 | ((N) == GP_ARG_RETURN \ | |
b2df7d08 | 1366 | || ((N) == FP_ARG_RETURN && TARGET_HARD_FLOAT && TARGET_FPRS) \ |
44688022 | 1367 | || ((N) == ALTIVEC_ARG_RETURN && TARGET_ALTIVEC && TARGET_ALTIVEC_ABI)) |
f045b2c9 RS |
1368 | |
1369 | /* 1 if N is a possible register number for function argument passing. | |
0ac081f6 AH |
1370 | On RS/6000, these are r3-r10 and fp1-fp13. |
1371 | On AltiVec, v2 - v13 are used for passing vectors. */ | |
4697a36c | 1372 | #define FUNCTION_ARG_REGNO_P(N) \ |
e87a88d3 AM |
1373 | ((unsigned) (N) - GP_ARG_MIN_REG < GP_ARG_NUM_REG \ |
1374 | || ((unsigned) (N) - ALTIVEC_ARG_MIN_REG < ALTIVEC_ARG_NUM_REG \ | |
44688022 | 1375 | && TARGET_ALTIVEC && TARGET_ALTIVEC_ABI) \ |
e87a88d3 | 1376 | || ((unsigned) (N) - FP_ARG_MIN_REG < FP_ARG_NUM_REG \ |
b2df7d08 | 1377 | && TARGET_HARD_FLOAT && TARGET_FPRS)) |
f045b2c9 RS |
1378 | \f |
1379 | /* Define a data type for recording info about an argument list | |
1380 | during the scan of that argument list. This data type should | |
1381 | hold all necessary information about the function itself | |
1382 | and about the args processed so far, enough to enable macros | |
1383 | such as FUNCTION_ARG to determine where the next arg should go. | |
1384 | ||
1385 | On the RS/6000, this is a structure. The first element is the number of | |
1386 | total argument words, the second is used to store the next | |
1387 | floating-point register number, and the third says how many more args we | |
4697a36c MM |
1388 | have prototype types for. |
1389 | ||
4cc833b7 | 1390 | For ABI_V4, we treat these slightly differently -- `sysv_gregno' is |
07488f32 | 1391 | the next available GP register, `fregno' is the next available FP |
4cc833b7 RH |
1392 | register, and `words' is the number of words used on the stack. |
1393 | ||
bd227acc | 1394 | The varargs/stdarg support requires that this structure's size |
4cc833b7 | 1395 | be a multiple of sizeof(int). */ |
4697a36c MM |
1396 | |
1397 | typedef struct rs6000_args | |
1398 | { | |
4cc833b7 | 1399 | int words; /* # words used for passing GP registers */ |
6a4cee5f | 1400 | int fregno; /* next available FP register */ |
0ac081f6 | 1401 | int vregno; /* next available AltiVec register */ |
6a4cee5f | 1402 | int nargs_prototype; /* # args left in the current prototype */ |
6a4cee5f | 1403 | int prototype; /* Whether a prototype was defined */ |
a6c9bed4 | 1404 | int stdarg; /* Whether function is a stdarg function. */ |
6a4cee5f | 1405 | int call_cookie; /* Do special things for this call */ |
4cc833b7 | 1406 | int sysv_gregno; /* next available GP register */ |
0b5383eb DJ |
1407 | int intoffset; /* running offset in struct (darwin64) */ |
1408 | int use_stack; /* any part of struct on stack (darwin64) */ | |
1409 | int named; /* false for varargs params */ | |
4697a36c | 1410 | } CUMULATIVE_ARGS; |
f045b2c9 | 1411 | |
f045b2c9 RS |
1412 | /* Initialize a variable CUM of type CUMULATIVE_ARGS |
1413 | for a call to a function whose data type is FNTYPE. | |
1414 | For a library call, FNTYPE is 0. */ | |
1415 | ||
0f6937fe AM |
1416 | #define INIT_CUMULATIVE_ARGS(CUM, FNTYPE, LIBNAME, INDIRECT, N_NAMED_ARGS) \ |
1417 | init_cumulative_args (&CUM, FNTYPE, LIBNAME, FALSE, FALSE, N_NAMED_ARGS) | |
f045b2c9 RS |
1418 | |
1419 | /* Similar, but when scanning the definition of a procedure. We always | |
1420 | set NARGS_PROTOTYPE large so we never return an EXPR_LIST. */ | |
1421 | ||
0f6937fe AM |
1422 | #define INIT_CUMULATIVE_INCOMING_ARGS(CUM, FNTYPE, LIBNAME) \ |
1423 | init_cumulative_args (&CUM, FNTYPE, LIBNAME, TRUE, FALSE, 1000) | |
b9599e46 FS |
1424 | |
1425 | /* Like INIT_CUMULATIVE_ARGS' but only used for outgoing libcalls. */ | |
1426 | ||
1427 | #define INIT_CUMULATIVE_LIBCALL_ARGS(CUM, MODE, LIBNAME) \ | |
0f6937fe | 1428 | init_cumulative_args (&CUM, NULL_TREE, LIBNAME, FALSE, TRUE, 0) |
f045b2c9 RS |
1429 | |
1430 | /* Update the data in CUM to advance over an argument | |
1431 | of mode MODE and data type TYPE. | |
1432 | (TYPE is null for libcalls where that information may not be available.) */ | |
1433 | ||
1434 | #define FUNCTION_ARG_ADVANCE(CUM, MODE, TYPE, NAMED) \ | |
594a51fe | 1435 | function_arg_advance (&CUM, MODE, TYPE, NAMED, 0) |
f045b2c9 | 1436 | |
f045b2c9 RS |
1437 | /* Determine where to put an argument to a function. |
1438 | Value is zero to push the argument on the stack, | |
1439 | or a hard register in which to store the argument. | |
1440 | ||
1441 | MODE is the argument's machine mode. | |
1442 | TYPE is the data type of the argument (as a tree). | |
1443 | This is null for libcalls where that information may | |
1444 | not be available. | |
1445 | CUM is a variable of type CUMULATIVE_ARGS which gives info about | |
1446 | the preceding args and about the function being called. | |
1447 | NAMED is nonzero if this argument is a named parameter | |
1448 | (otherwise it is an extra parameter matching an ellipsis). | |
1449 | ||
1450 | On RS/6000 the first eight words of non-FP are normally in registers | |
1451 | and the rest are pushed. The first 13 FP args are in registers. | |
1452 | ||
1453 | If this is floating-point and no prototype is specified, we use | |
4d6697ca RK |
1454 | both an FP and integer register (or possibly FP reg and stack). Library |
1455 | functions (when TYPE is zero) always have the proper types for args, | |
1456 | so we can pass the FP value just in one register. emit_library_function | |
1457 | doesn't support EXPR_LIST anyway. */ | |
f045b2c9 | 1458 | |
4697a36c MM |
1459 | #define FUNCTION_ARG(CUM, MODE, TYPE, NAMED) \ |
1460 | function_arg (&CUM, MODE, TYPE, NAMED) | |
f045b2c9 | 1461 | |
c229cba9 DE |
1462 | /* If defined, a C expression which determines whether, and in which |
1463 | direction, to pad out an argument with extra space. The value | |
1464 | should be of type `enum direction': either `upward' to pad above | |
1465 | the argument, `downward' to pad below, or `none' to inhibit | |
1466 | padding. */ | |
1467 | ||
9ebbca7d | 1468 | #define FUNCTION_ARG_PADDING(MODE, TYPE) function_arg_padding (MODE, TYPE) |
c229cba9 | 1469 | |
b6c9286a | 1470 | /* If defined, a C expression that gives the alignment boundary, in bits, |
c81bebd7 | 1471 | of an argument with the specified mode and type. If it is not defined, |
b6c9286a MM |
1472 | PARM_BOUNDARY is used for all arguments. */ |
1473 | ||
1474 | #define FUNCTION_ARG_BOUNDARY(MODE, TYPE) \ | |
1475 | function_arg_boundary (MODE, TYPE) | |
1476 | ||
dfafc897 | 1477 | /* Implement `va_start' for varargs and stdarg. */ |
e5faf155 ZW |
1478 | #define EXPAND_BUILTIN_VA_START(valist, nextarg) \ |
1479 | rs6000_va_start (valist, nextarg) | |
dfafc897 | 1480 | |
6e985040 AM |
1481 | #define PAD_VARARGS_DOWN \ |
1482 | (FUNCTION_ARG_PADDING (TYPE_MODE (type), type) == downward) | |
2a55fd42 | 1483 | |
f045b2c9 | 1484 | /* Output assembler code to FILE to increment profiler label # LABELNO |
58a39e45 | 1485 | for profiling a function entry. */ |
f045b2c9 RS |
1486 | |
1487 | #define FUNCTION_PROFILER(FILE, LABELNO) \ | |
58a39e45 | 1488 | output_function_profiler ((FILE), (LABELNO)); |
f045b2c9 RS |
1489 | |
1490 | /* EXIT_IGNORE_STACK should be nonzero if, when returning from a function, | |
1491 | the stack pointer does not matter. No definition is equivalent to | |
1492 | always zero. | |
1493 | ||
a0ab749a | 1494 | On the RS/6000, this is nonzero because we can restore the stack from |
f045b2c9 RS |
1495 | its backpointer, which we maintain. */ |
1496 | #define EXIT_IGNORE_STACK 1 | |
1497 | ||
a701949a FS |
1498 | /* Define this macro as a C expression that is nonzero for registers |
1499 | that are used by the epilogue or the return' pattern. The stack | |
1500 | and frame pointer registers are already be assumed to be used as | |
1501 | needed. */ | |
1502 | ||
83720594 | 1503 | #define EPILOGUE_USES(REGNO) \ |
1de43f85 | 1504 | ((reload_completed && (REGNO) == LR_REGNO) \ |
b1765bde | 1505 | || (TARGET_ALTIVEC && (REGNO) == VRSAVE_REGNO) \ |
83720594 | 1506 | || (current_function_calls_eh_return \ |
3553b09d | 1507 | && TARGET_AIX \ |
ff3867ae | 1508 | && (REGNO) == 2)) |
2bfcf297 | 1509 | |
f045b2c9 | 1510 | \f |
eaf1bcf1 | 1511 | /* TRAMPOLINE_TEMPLATE deleted */ |
f045b2c9 RS |
1512 | |
1513 | /* Length in units of the trampoline for entering a nested function. */ | |
1514 | ||
b6c9286a | 1515 | #define TRAMPOLINE_SIZE rs6000_trampoline_size () |
f045b2c9 RS |
1516 | |
1517 | /* Emit RTL insns to initialize the variable parts of a trampoline. | |
1518 | FNADDR is an RTX for the address of the function's pure code. | |
1519 | CXT is an RTX for the static chain value for the function. */ | |
1520 | ||
1521 | #define INITIALIZE_TRAMPOLINE(ADDR, FNADDR, CXT) \ | |
b6c9286a | 1522 | rs6000_initialize_trampoline (ADDR, FNADDR, CXT) |
f045b2c9 | 1523 | \f |
f33985c6 MS |
1524 | /* Definitions for __builtin_return_address and __builtin_frame_address. |
1525 | __builtin_return_address (0) should give link register (65), enable | |
82e41834 | 1526 | this. */ |
f33985c6 MS |
1527 | /* This should be uncommented, so that the link register is used, but |
1528 | currently this would result in unmatched insns and spilling fixed | |
1529 | registers so we'll leave it for another day. When these problems are | |
1530 | taken care of one additional fetch will be necessary in RETURN_ADDR_RTX. | |
1531 | (mrs) */ | |
1532 | /* #define RETURN_ADDR_IN_PREVIOUS_FRAME */ | |
f09d4c33 | 1533 | |
b6c9286a MM |
1534 | /* Number of bytes into the frame return addresses can be found. See |
1535 | rs6000_stack_info in rs6000.c for more information on how the different | |
1536 | abi's store the return address. */ | |
1537 | #define RETURN_ADDRESS_OFFSET \ | |
1538 | ((DEFAULT_ABI == ABI_AIX \ | |
50d440bc | 1539 | || DEFAULT_ABI == ABI_DARWIN) ? (TARGET_32BIT ? 8 : 16) : \ |
3b370352 | 1540 | (DEFAULT_ABI == ABI_V4) ? 4 : \ |
c4636dd1 | 1541 | (internal_error ("RETURN_ADDRESS_OFFSET not supported"), 0)) |
f09d4c33 | 1542 | |
f33985c6 MS |
1543 | /* The current return address is in link register (65). The return address |
1544 | of anything farther back is accessed normally at an offset of 8 from the | |
1545 | frame pointer. */ | |
71f123ca FS |
1546 | #define RETURN_ADDR_RTX(COUNT, FRAME) \ |
1547 | (rs6000_return_addr (COUNT, FRAME)) | |
1548 | ||
f33985c6 | 1549 | \f |
f045b2c9 RS |
1550 | /* Definitions for register eliminations. |
1551 | ||
1552 | We have two registers that can be eliminated on the RS/6000. First, the | |
1553 | frame pointer register can often be eliminated in favor of the stack | |
1554 | pointer register. Secondly, the argument pointer register can always be | |
642a35f1 JW |
1555 | eliminated; it is replaced with either the stack or frame pointer. |
1556 | ||
1557 | In addition, we use the elimination mechanism to see if r30 is needed | |
1558 | Initially we assume that it isn't. If it is, we spill it. This is done | |
1559 | by making it an eliminable register. We replace it with itself so that | |
1560 | if it isn't needed, then existing uses won't be modified. */ | |
f045b2c9 RS |
1561 | |
1562 | /* This is an array of structures. Each structure initializes one pair | |
1563 | of eliminable registers. The "from" register number is given first, | |
1564 | followed by "to". Eliminations of the same "from" register are listed | |
1565 | in order of preference. */ | |
7d5175e1 JJ |
1566 | #define ELIMINABLE_REGS \ |
1567 | {{ HARD_FRAME_POINTER_REGNUM, STACK_POINTER_REGNUM}, \ | |
1568 | { FRAME_POINTER_REGNUM, STACK_POINTER_REGNUM}, \ | |
1569 | { FRAME_POINTER_REGNUM, HARD_FRAME_POINTER_REGNUM}, \ | |
1570 | { ARG_POINTER_REGNUM, STACK_POINTER_REGNUM}, \ | |
1571 | { ARG_POINTER_REGNUM, HARD_FRAME_POINTER_REGNUM}, \ | |
97b23853 | 1572 | { RS6000_PIC_OFFSET_TABLE_REGNUM, RS6000_PIC_OFFSET_TABLE_REGNUM } } |
f045b2c9 RS |
1573 | |
1574 | /* Given FROM and TO register numbers, say whether this elimination is allowed. | |
1575 | Frame pointer elimination is automatically handled. | |
1576 | ||
1577 | For the RS/6000, if frame pointer elimination is being done, we would like | |
642a35f1 JW |
1578 | to convert ap into fp, not sp. |
1579 | ||
abc95ed3 | 1580 | We need r30 if -mminimal-toc was specified, and there are constant pool |
642a35f1 | 1581 | references. */ |
f045b2c9 | 1582 | |
97b23853 GK |
1583 | #define CAN_ELIMINATE(FROM, TO) \ |
1584 | ((FROM) == ARG_POINTER_REGNUM && (TO) == STACK_POINTER_REGNUM \ | |
1585 | ? ! frame_pointer_needed \ | |
1586 | : (FROM) == RS6000_PIC_OFFSET_TABLE_REGNUM \ | |
1587 | ? ! TARGET_MINIMAL_TOC || TARGET_NO_TOC || get_pool_size () == 0 \ | |
f045b2c9 RS |
1588 | : 1) |
1589 | ||
1590 | /* Define the offset between two registers, one to be eliminated, and the other | |
1591 | its replacement, at the start of a routine. */ | |
d1d0c603 JJ |
1592 | #define INITIAL_ELIMINATION_OFFSET(FROM, TO, OFFSET) \ |
1593 | ((OFFSET) = rs6000_initial_elimination_offset(FROM, TO)) | |
f045b2c9 RS |
1594 | \f |
1595 | /* Addressing modes, and classification of registers for them. */ | |
1596 | ||
940da324 JL |
1597 | #define HAVE_PRE_DECREMENT 1 |
1598 | #define HAVE_PRE_INCREMENT 1 | |
6fb5fa3c DB |
1599 | #define HAVE_PRE_MODIFY_DISP 1 |
1600 | #define HAVE_PRE_MODIFY_REG 1 | |
f045b2c9 RS |
1601 | |
1602 | /* Macros to check register numbers against specific register classes. */ | |
1603 | ||
1604 | /* These assume that REGNO is a hard or pseudo reg number. | |
1605 | They give nonzero only if REGNO is a hard reg of the suitable class | |
1606 | or a pseudo reg currently allocated to a suitable hard reg. | |
1607 | Since they use reg_renumber, they are safe only once reg_renumber | |
1608 | has been allocated, which happens in local-alloc.c. */ | |
1609 | ||
1610 | #define REGNO_OK_FOR_INDEX_P(REGNO) \ | |
1611 | ((REGNO) < FIRST_PSEUDO_REGISTER \ | |
1612 | ? (REGNO) <= 31 || (REGNO) == 67 \ | |
7d5175e1 | 1613 | || (REGNO) == FRAME_POINTER_REGNUM \ |
f045b2c9 | 1614 | : (reg_renumber[REGNO] >= 0 \ |
7d5175e1 JJ |
1615 | && (reg_renumber[REGNO] <= 31 || reg_renumber[REGNO] == 67 \ |
1616 | || reg_renumber[REGNO] == FRAME_POINTER_REGNUM))) | |
f045b2c9 RS |
1617 | |
1618 | #define REGNO_OK_FOR_BASE_P(REGNO) \ | |
1619 | ((REGNO) < FIRST_PSEUDO_REGISTER \ | |
1620 | ? ((REGNO) > 0 && (REGNO) <= 31) || (REGNO) == 67 \ | |
7d5175e1 | 1621 | || (REGNO) == FRAME_POINTER_REGNUM \ |
f045b2c9 | 1622 | : (reg_renumber[REGNO] > 0 \ |
7d5175e1 JJ |
1623 | && (reg_renumber[REGNO] <= 31 || reg_renumber[REGNO] == 67 \ |
1624 | || reg_renumber[REGNO] == FRAME_POINTER_REGNUM))) | |
f045b2c9 RS |
1625 | \f |
1626 | /* Maximum number of registers that can appear in a valid memory address. */ | |
1627 | ||
1628 | #define MAX_REGS_PER_ADDRESS 2 | |
1629 | ||
1630 | /* Recognize any constant value that is a valid address. */ | |
1631 | ||
6eff269e BK |
1632 | #define CONSTANT_ADDRESS_P(X) \ |
1633 | (GET_CODE (X) == LABEL_REF || GET_CODE (X) == SYMBOL_REF \ | |
1634 | || GET_CODE (X) == CONST_INT || GET_CODE (X) == CONST \ | |
1635 | || GET_CODE (X) == HIGH) | |
f045b2c9 RS |
1636 | |
1637 | /* Nonzero if the constant value X is a legitimate general operand. | |
1638 | It is given that X satisfies CONSTANT_P or is a CONST_DOUBLE. | |
1639 | ||
1640 | On the RS/6000, all integer constants are acceptable, most won't be valid | |
1641 | for particular insns, though. Only easy FP constants are | |
1642 | acceptable. */ | |
1643 | ||
1644 | #define LEGITIMATE_CONSTANT_P(X) \ | |
49a2166f AH |
1645 | (((GET_CODE (X) != CONST_DOUBLE \ |
1646 | && GET_CODE (X) != CONST_VECTOR) \ | |
1647 | || GET_MODE (X) == VOIDmode \ | |
c4501e62 | 1648 | || (TARGET_POWERPC64 && GET_MODE (X) == DImode) \ |
49a2166f AH |
1649 | || easy_fp_constant (X, GET_MODE (X)) \ |
1650 | || easy_vector_constant (X, GET_MODE (X))) \ | |
c4501e62 | 1651 | && !rs6000_tls_referenced_p (X)) |
f045b2c9 | 1652 | |
48d72335 | 1653 | #define EASY_VECTOR_15(n) ((n) >= -16 && (n) <= 15) |
66180ff3 | 1654 | #define EASY_VECTOR_15_ADD_SELF(n) (!EASY_VECTOR_15((n)) \ |
76492753 PB |
1655 | && EASY_VECTOR_15((n) >> 1) \ |
1656 | && ((n) & 1) == 0) | |
48d72335 | 1657 | |
f045b2c9 RS |
1658 | /* The macros REG_OK_FOR..._P assume that the arg is a REG rtx |
1659 | and check its validity for a certain class. | |
1660 | We have two alternate definitions for each of them. | |
1661 | The usual definition accepts all pseudo regs; the other rejects | |
1662 | them unless they have been allocated suitable hard regs. | |
1663 | The symbol REG_OK_STRICT causes the latter definition to be used. | |
1664 | ||
1665 | Most source files want to accept pseudo regs in the hope that | |
1666 | they will get allocated to the class that the insn wants them to be in. | |
1667 | Source files for reload pass need to be strict. | |
1668 | After reload, it makes no difference, since pseudo regs have | |
1669 | been eliminated by then. */ | |
1670 | ||
258bfae2 FS |
1671 | #ifdef REG_OK_STRICT |
1672 | # define REG_OK_STRICT_FLAG 1 | |
1673 | #else | |
1674 | # define REG_OK_STRICT_FLAG 0 | |
1675 | #endif | |
f045b2c9 RS |
1676 | |
1677 | /* Nonzero if X is a hard reg that can be used as an index | |
258bfae2 FS |
1678 | or if it is a pseudo reg in the non-strict case. */ |
1679 | #define INT_REG_OK_FOR_INDEX_P(X, STRICT) \ | |
9024f4b8 AM |
1680 | ((!(STRICT) && REGNO (X) >= FIRST_PSEUDO_REGISTER) \ |
1681 | || REGNO_OK_FOR_INDEX_P (REGNO (X))) | |
f045b2c9 RS |
1682 | |
1683 | /* Nonzero if X is a hard reg that can be used as a base reg | |
258bfae2 FS |
1684 | or if it is a pseudo reg in the non-strict case. */ |
1685 | #define INT_REG_OK_FOR_BASE_P(X, STRICT) \ | |
9024f4b8 AM |
1686 | ((!(STRICT) && REGNO (X) >= FIRST_PSEUDO_REGISTER) \ |
1687 | || REGNO_OK_FOR_BASE_P (REGNO (X))) | |
f045b2c9 | 1688 | |
258bfae2 FS |
1689 | #define REG_OK_FOR_INDEX_P(X) INT_REG_OK_FOR_INDEX_P (X, REG_OK_STRICT_FLAG) |
1690 | #define REG_OK_FOR_BASE_P(X) INT_REG_OK_FOR_BASE_P (X, REG_OK_STRICT_FLAG) | |
f045b2c9 RS |
1691 | \f |
1692 | /* GO_IF_LEGITIMATE_ADDRESS recognizes an RTL expression | |
1693 | that is a valid memory address for an instruction. | |
1694 | The MODE argument is the machine mode for the MEM expression | |
1695 | that wants to use this address. | |
1696 | ||
26ba43b9 | 1697 | On the RS/6000, there are four valid addresses: a SYMBOL_REF that |
f045b2c9 RS |
1698 | refers to a constant pool entry of an address (or the sum of it |
1699 | plus a constant), a short (16-bit signed) constant plus a register, | |
1700 | the sum of two registers, or a register indirect, possibly with an | |
5bdc5878 | 1701 | auto-increment. For DFmode and DImode with a constant plus register, |
2f3e5814 | 1702 | we must ensure that both words are addressable or PowerPC64 with offset |
1427100a DE |
1703 | word aligned. |
1704 | ||
1705 | For modes spanning multiple registers (DFmode in 32-bit GPRs, | |
1706 | 32-bit DImode, TImode), indexed addressing cannot be used because | |
1707 | adjacent memory cells are accessed by adding word-sized offsets | |
1708 | during assembly output. */ | |
f045b2c9 | 1709 | |
258bfae2 FS |
1710 | #define GO_IF_LEGITIMATE_ADDRESS(MODE, X, ADDR) \ |
1711 | { if (rs6000_legitimate_address (MODE, X, REG_OK_STRICT_FLAG)) \ | |
1712 | goto ADDR; \ | |
f045b2c9 RS |
1713 | } |
1714 | \f | |
1715 | /* Try machine-dependent ways of modifying an illegitimate address | |
1716 | to be legitimate. If we find one, return the new, valid address. | |
1717 | This macro is used in only one place: `memory_address' in explow.c. | |
1718 | ||
1719 | OLDX is the address as it was before break_out_memory_refs was called. | |
1720 | In some cases it is useful to look at this to decide what needs to be done. | |
1721 | ||
1722 | MODE and WIN are passed so that this macro can use | |
1723 | GO_IF_LEGITIMATE_ADDRESS. | |
1724 | ||
1725 | It is always safe for this macro to do nothing. It exists to recognize | |
1726 | opportunities to optimize the output. | |
1727 | ||
1728 | On RS/6000, first check for the sum of a register with a constant | |
1729 | integer that is out of range. If so, generate code to add the | |
1730 | constant with the low-order 16 bits masked to the register and force | |
1731 | this result into another register (this can be done with `cau'). | |
c81bebd7 | 1732 | Then generate an address of REG+(CONST&0xffff), allowing for the |
f045b2c9 RS |
1733 | possibility of bit 16 being a one. |
1734 | ||
1735 | Then check for the sum of a register and something not constant, try to | |
1736 | load the other things into a register and return the sum. */ | |
1737 | ||
9ebbca7d GK |
1738 | #define LEGITIMIZE_ADDRESS(X,OLDX,MODE,WIN) \ |
1739 | { rtx result = rs6000_legitimize_address (X, OLDX, MODE); \ | |
1740 | if (result != NULL_RTX) \ | |
1741 | { \ | |
1742 | (X) = result; \ | |
1743 | goto WIN; \ | |
1744 | } \ | |
f045b2c9 RS |
1745 | } |
1746 | ||
a260abc9 DE |
1747 | /* Try a machine-dependent way of reloading an illegitimate address |
1748 | operand. If we find one, push the reload and jump to WIN. This | |
1749 | macro is used in only one place: `find_reloads_address' in reload.c. | |
1750 | ||
f676971a | 1751 | Implemented on rs6000 by rs6000_legitimize_reload_address. |
24ea750e | 1752 | Note that (X) is evaluated twice; this is safe in current usage. */ |
f676971a | 1753 | |
a9098fd0 GK |
1754 | #define LEGITIMIZE_RELOAD_ADDRESS(X,MODE,OPNUM,TYPE,IND_LEVELS,WIN) \ |
1755 | do { \ | |
24ea750e DJ |
1756 | int win; \ |
1757 | (X) = rs6000_legitimize_reload_address ((X), (MODE), (OPNUM), \ | |
1758 | (int)(TYPE), (IND_LEVELS), &win); \ | |
1759 | if ( win ) \ | |
1760 | goto WIN; \ | |
a260abc9 DE |
1761 | } while (0) |
1762 | ||
f045b2c9 | 1763 | /* Go to LABEL if ADDR (a legitimate address expression) |
4d588c14 | 1764 | has an effect that depends on the machine mode it is used for. */ |
f045b2c9 RS |
1765 | |
1766 | #define GO_IF_MODE_DEPENDENT_ADDRESS(ADDR,LABEL) \ | |
4d588c14 RH |
1767 | do { \ |
1768 | if (rs6000_mode_dependent_address (ADDR)) \ | |
f045b2c9 | 1769 | goto LABEL; \ |
4d588c14 | 1770 | } while (0) |
766a866c MM |
1771 | \f |
1772 | /* The register number of the register used to address a table of | |
1773 | static data addresses in memory. In some cases this register is | |
1774 | defined by a processor's "application binary interface" (ABI). | |
1775 | When this macro is defined, RTL is generated for this register | |
1776 | once, as with the stack pointer and frame pointer registers. If | |
1777 | this macro is not defined, it is up to the machine-dependent files | |
1778 | to allocate such a register (if necessary). */ | |
1779 | ||
1db02437 FS |
1780 | #define RS6000_PIC_OFFSET_TABLE_REGNUM 30 |
1781 | #define PIC_OFFSET_TABLE_REGNUM (flag_pic ? RS6000_PIC_OFFSET_TABLE_REGNUM : INVALID_REGNUM) | |
766a866c | 1782 | |
97b23853 | 1783 | #define TOC_REGISTER (TARGET_MINIMAL_TOC ? RS6000_PIC_OFFSET_TABLE_REGNUM : 2) |
9ebbca7d | 1784 | |
766a866c MM |
1785 | /* Define this macro if the register defined by |
1786 | `PIC_OFFSET_TABLE_REGNUM' is clobbered by calls. Do not define | |
089a05b8 | 1787 | this macro if `PIC_OFFSET_TABLE_REGNUM' is not defined. */ |
766a866c MM |
1788 | |
1789 | /* #define PIC_OFFSET_TABLE_REG_CALL_CLOBBERED */ | |
1790 | ||
766a866c MM |
1791 | /* A C expression that is nonzero if X is a legitimate immediate |
1792 | operand on the target machine when generating position independent | |
1793 | code. You can assume that X satisfies `CONSTANT_P', so you need | |
1794 | not check this. You can also assume FLAG_PIC is true, so you need | |
1795 | not check it either. You need not define this macro if all | |
1796 | constants (including `SYMBOL_REF') can be immediate operands when | |
1797 | generating position independent code. */ | |
1798 | ||
1799 | /* #define LEGITIMATE_PIC_OPERAND_P (X) */ | |
f045b2c9 RS |
1800 | \f |
1801 | /* Define this if some processing needs to be done immediately before | |
4255474b | 1802 | emitting code for an insn. */ |
f045b2c9 | 1803 | |
4255474b | 1804 | /* #define FINAL_PRESCAN_INSN(INSN,OPERANDS,NOPERANDS) */ |
f045b2c9 RS |
1805 | |
1806 | /* Specify the machine mode that this machine uses | |
1807 | for the index in the tablejump instruction. */ | |
e1565e65 | 1808 | #define CASE_VECTOR_MODE SImode |
f045b2c9 | 1809 | |
18543a22 ILT |
1810 | /* Define as C expression which evaluates to nonzero if the tablejump |
1811 | instruction expects the table to contain offsets from the address of the | |
1812 | table. | |
82e41834 | 1813 | Do not define this if the table should contain absolute addresses. */ |
18543a22 | 1814 | #define CASE_VECTOR_PC_RELATIVE 1 |
f045b2c9 | 1815 | |
f045b2c9 RS |
1816 | /* Define this as 1 if `char' should by default be signed; else as 0. */ |
1817 | #define DEFAULT_SIGNED_CHAR 0 | |
1818 | ||
1819 | /* This flag, if defined, says the same insns that convert to a signed fixnum | |
1820 | also convert validly to an unsigned one. */ | |
1821 | ||
1822 | /* #define FIXUNS_TRUNC_LIKE_FIX_TRUNC */ | |
1823 | ||
c1618c0c DE |
1824 | /* An integer expression for the size in bits of the largest integer machine |
1825 | mode that should actually be used. */ | |
1826 | ||
1827 | /* Allow pairs of registers to be used, which is the intent of the default. */ | |
1828 | #define MAX_FIXED_MODE_SIZE GET_MODE_BITSIZE (TARGET_POWERPC64 ? TImode : DImode) | |
1829 | ||
f045b2c9 RS |
1830 | /* Max number of bytes we can move from memory to memory |
1831 | in one reasonably fast instruction. */ | |
2f3e5814 | 1832 | #define MOVE_MAX (! TARGET_POWERPC64 ? 4 : 8) |
7e69e155 | 1833 | #define MAX_MOVE_MAX 8 |
f045b2c9 RS |
1834 | |
1835 | /* Nonzero if access to memory by bytes is no faster than for words. | |
a0ab749a | 1836 | Also nonzero if doing byte operations (specifically shifts) in registers |
f045b2c9 RS |
1837 | is undesirable. */ |
1838 | #define SLOW_BYTE_ACCESS 1 | |
1839 | ||
9a63901f RK |
1840 | /* Define if operations between registers always perform the operation |
1841 | on the full register even if a narrower mode is specified. */ | |
1842 | #define WORD_REGISTER_OPERATIONS | |
1843 | ||
1844 | /* Define if loading in MODE, an integral mode narrower than BITS_PER_WORD | |
1845 | will either zero-extend or sign-extend. The value of this macro should | |
1846 | be the code that says which one of the two operations is implicitly | |
f822d252 | 1847 | done, UNKNOWN if none. */ |
9a63901f | 1848 | #define LOAD_EXTEND_OP(MODE) ZERO_EXTEND |
225211e2 RK |
1849 | |
1850 | /* Define if loading short immediate values into registers sign extends. */ | |
1851 | #define SHORT_IMMEDIATES_SIGN_EXTEND | |
fdaff8ba | 1852 | \f |
f045b2c9 RS |
1853 | /* Value is 1 if truncating an integer of INPREC bits to OUTPREC bits |
1854 | is done just by pretending it is already truncated. */ | |
1855 | #define TRULY_NOOP_TRUNCATION(OUTPREC, INPREC) 1 | |
1856 | ||
94993909 | 1857 | /* The cntlzw and cntlzd instructions return 32 and 64 for input of zero. */ |
d865b122 | 1858 | #define CLZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) \ |
14670a74 | 1859 | ((VALUE) = ((MODE) == SImode ? 32 : 64), 1) |
d865b122 | 1860 | |
94993909 | 1861 | /* The CTZ patterns return -1 for input of zero. */ |
14670a74 | 1862 | #define CTZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) ((VALUE) = -1, 1) |
94993909 | 1863 | |
f045b2c9 RS |
1864 | /* Specify the machine mode that pointers have. |
1865 | After generation of rtl, the compiler makes no further distinction | |
1866 | between pointers and any other objects of this machine mode. */ | |
2f3e5814 | 1867 | #define Pmode (TARGET_32BIT ? SImode : DImode) |
f045b2c9 | 1868 | |
a3c9585f | 1869 | /* Supply definition of STACK_SIZE_MODE for allocate_dynamic_stack_space. */ |
4c81e946 FJ |
1870 | #define STACK_SIZE_MODE (TARGET_32BIT ? SImode : DImode) |
1871 | ||
f045b2c9 | 1872 | /* Mode of a function address in a call instruction (for indexing purposes). |
f045b2c9 | 1873 | Doesn't matter on RS/6000. */ |
5b71a4e7 | 1874 | #define FUNCTION_MODE SImode |
f045b2c9 RS |
1875 | |
1876 | /* Define this if addresses of constant functions | |
1877 | shouldn't be put through pseudo regs where they can be cse'd. | |
1878 | Desirable on machines where ordinary constants are expensive | |
1879 | but a CALL with constant address is cheap. */ | |
1880 | #define NO_FUNCTION_CSE | |
1881 | ||
d969caf8 | 1882 | /* Define this to be nonzero if shift instructions ignore all but the low-order |
6febd581 RK |
1883 | few bits. |
1884 | ||
1885 | The sle and sre instructions which allow SHIFT_COUNT_TRUNCATED | |
1886 | have been dropped from the PowerPC architecture. */ | |
1887 | ||
4697a36c | 1888 | #define SHIFT_COUNT_TRUNCATED (TARGET_POWER ? 1 : 0) |
f045b2c9 | 1889 | |
f045b2c9 RS |
1890 | /* Adjust the length of an INSN. LENGTH is the currently-computed length and |
1891 | should be adjusted to reflect any required changes. This macro is used when | |
1892 | there is some systematic length adjustment required that would be difficult | |
1893 | to express in the length attribute. */ | |
1894 | ||
1895 | /* #define ADJUST_INSN_LENGTH(X,LENGTH) */ | |
1896 | ||
39a10a29 GK |
1897 | /* Given a comparison code (EQ, NE, etc.) and the first operand of a |
1898 | COMPARE, return the mode to be used for the comparison. For | |
1899 | floating-point, CCFPmode should be used. CCUNSmode should be used | |
1900 | for unsigned comparisons. CCEQmode should be used when we are | |
1901 | doing an inequality comparison on the result of a | |
1902 | comparison. CCmode should be used in all other cases. */ | |
c5defebb | 1903 | |
b565a316 | 1904 | #define SELECT_CC_MODE(OP,X,Y) \ |
ebb109ad | 1905 | (SCALAR_FLOAT_MODE_P (GET_MODE (X)) ? CCFPmode \ |
c5defebb | 1906 | : (OP) == GTU || (OP) == LTU || (OP) == GEU || (OP) == LEU ? CCUNSmode \ |
ec8e098d | 1907 | : (((OP) == EQ || (OP) == NE) && COMPARISON_P (X) \ |
c5defebb | 1908 | ? CCEQmode : CCmode)) |
f045b2c9 | 1909 | |
b39358e1 GK |
1910 | /* Can the condition code MODE be safely reversed? This is safe in |
1911 | all cases on this port, because at present it doesn't use the | |
1912 | trapping FP comparisons (fcmpo). */ | |
1913 | #define REVERSIBLE_CC_MODE(MODE) 1 | |
1914 | ||
1915 | /* Given a condition code and a mode, return the inverse condition. */ | |
1916 | #define REVERSE_CONDITION(CODE, MODE) rs6000_reverse_condition (MODE, CODE) | |
1917 | ||
f045b2c9 | 1918 | /* Define the information needed to generate branch and scc insns. This is |
b39358e1 | 1919 | stored from the compare operation. */ |
f045b2c9 | 1920 | |
e2500fed GK |
1921 | extern GTY(()) rtx rs6000_compare_op0; |
1922 | extern GTY(()) rtx rs6000_compare_op1; | |
f045b2c9 | 1923 | extern int rs6000_compare_fp_p; |
f045b2c9 RS |
1924 | \f |
1925 | /* Control the assembler format that we output. */ | |
1926 | ||
1b279f39 DE |
1927 | /* A C string constant describing how to begin a comment in the target |
1928 | assembler language. The compiler assumes that the comment will end at | |
1929 | the end of the line. */ | |
1930 | #define ASM_COMMENT_START " #" | |
6b67933e | 1931 | |
38c1f2d7 MM |
1932 | /* Flag to say the TOC is initialized */ |
1933 | extern int toc_initialized; | |
1934 | ||
f045b2c9 RS |
1935 | /* Macro to output a special constant pool entry. Go to WIN if we output |
1936 | it. Otherwise, it is written the usual way. | |
1937 | ||
1938 | On the RS/6000, toc entries are handled this way. */ | |
1939 | ||
a9098fd0 GK |
1940 | #define ASM_OUTPUT_SPECIAL_POOL_ENTRY(FILE, X, MODE, ALIGN, LABELNO, WIN) \ |
1941 | { if (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P (X, MODE)) \ | |
1942 | { \ | |
1943 | output_toc (FILE, X, LABELNO, MODE); \ | |
1944 | goto WIN; \ | |
1945 | } \ | |
f045b2c9 RS |
1946 | } |
1947 | ||
ebd97b96 DE |
1948 | #ifdef HAVE_GAS_WEAK |
1949 | #define RS6000_WEAK 1 | |
1950 | #else | |
1951 | #define RS6000_WEAK 0 | |
1952 | #endif | |
290ad355 | 1953 | |
79c4e63f AM |
1954 | #if RS6000_WEAK |
1955 | /* Used in lieu of ASM_WEAKEN_LABEL. */ | |
1956 | #define ASM_WEAKEN_DECL(FILE, DECL, NAME, VAL) \ | |
1957 | do \ | |
1958 | { \ | |
1959 | fputs ("\t.weak\t", (FILE)); \ | |
85b776df | 1960 | RS6000_OUTPUT_BASENAME ((FILE), (NAME)); \ |
79c4e63f | 1961 | if ((DECL) && TREE_CODE (DECL) == FUNCTION_DECL \ |
85b776df | 1962 | && DEFAULT_ABI == ABI_AIX && DOT_SYMBOLS) \ |
79c4e63f | 1963 | { \ |
cbaaba19 DE |
1964 | if (TARGET_XCOFF) \ |
1965 | fputs ("[DS]", (FILE)); \ | |
ca734b39 | 1966 | fputs ("\n\t.weak\t.", (FILE)); \ |
cbaaba19 | 1967 | RS6000_OUTPUT_BASENAME ((FILE), (NAME)); \ |
79c4e63f AM |
1968 | } \ |
1969 | fputc ('\n', (FILE)); \ | |
1970 | if (VAL) \ | |
1971 | { \ | |
1972 | ASM_OUTPUT_DEF ((FILE), (NAME), (VAL)); \ | |
1973 | if ((DECL) && TREE_CODE (DECL) == FUNCTION_DECL \ | |
85b776df | 1974 | && DEFAULT_ABI == ABI_AIX && DOT_SYMBOLS) \ |
79c4e63f AM |
1975 | { \ |
1976 | fputs ("\t.set\t.", (FILE)); \ | |
cbaaba19 | 1977 | RS6000_OUTPUT_BASENAME ((FILE), (NAME)); \ |
79c4e63f | 1978 | fputs (",.", (FILE)); \ |
cbaaba19 | 1979 | RS6000_OUTPUT_BASENAME ((FILE), (VAL)); \ |
79c4e63f AM |
1980 | fputc ('\n', (FILE)); \ |
1981 | } \ | |
1982 | } \ | |
1983 | } \ | |
1984 | while (0) | |
1985 | #endif | |
1986 | ||
ff2d10c1 AO |
1987 | #if HAVE_GAS_WEAKREF |
1988 | #define ASM_OUTPUT_WEAKREF(FILE, DECL, NAME, VALUE) \ | |
1989 | do \ | |
1990 | { \ | |
1991 | fputs ("\t.weakref\t", (FILE)); \ | |
1992 | RS6000_OUTPUT_BASENAME ((FILE), (NAME)); \ | |
1993 | fputs (", ", (FILE)); \ | |
1994 | RS6000_OUTPUT_BASENAME ((FILE), (VALUE)); \ | |
1995 | if ((DECL) && TREE_CODE (DECL) == FUNCTION_DECL \ | |
1996 | && DEFAULT_ABI == ABI_AIX && DOT_SYMBOLS) \ | |
1997 | { \ | |
1998 | fputs ("\n\t.weakref\t.", (FILE)); \ | |
1999 | RS6000_OUTPUT_BASENAME ((FILE), (NAME)); \ | |
2000 | fputs (", .", (FILE)); \ | |
2001 | RS6000_OUTPUT_BASENAME ((FILE), (VALUE)); \ | |
2002 | } \ | |
2003 | fputc ('\n', (FILE)); \ | |
2004 | } while (0) | |
2005 | #endif | |
2006 | ||
79c4e63f AM |
2007 | /* This implements the `alias' attribute. */ |
2008 | #undef ASM_OUTPUT_DEF_FROM_DECLS | |
2009 | #define ASM_OUTPUT_DEF_FROM_DECLS(FILE, DECL, TARGET) \ | |
2010 | do \ | |
2011 | { \ | |
2012 | const char *alias = XSTR (XEXP (DECL_RTL (DECL), 0), 0); \ | |
2013 | const char *name = IDENTIFIER_POINTER (TARGET); \ | |
2014 | if (TREE_CODE (DECL) == FUNCTION_DECL \ | |
85b776df | 2015 | && DEFAULT_ABI == ABI_AIX && DOT_SYMBOLS) \ |
79c4e63f AM |
2016 | { \ |
2017 | if (TREE_PUBLIC (DECL)) \ | |
2018 | { \ | |
2019 | if (!RS6000_WEAK || !DECL_WEAK (DECL)) \ | |
2020 | { \ | |
2021 | fputs ("\t.globl\t.", FILE); \ | |
cbaaba19 | 2022 | RS6000_OUTPUT_BASENAME (FILE, alias); \ |
79c4e63f AM |
2023 | putc ('\n', FILE); \ |
2024 | } \ | |
2025 | } \ | |
2026 | else if (TARGET_XCOFF) \ | |
2027 | { \ | |
2028 | fputs ("\t.lglobl\t.", FILE); \ | |
cbaaba19 | 2029 | RS6000_OUTPUT_BASENAME (FILE, alias); \ |
79c4e63f AM |
2030 | putc ('\n', FILE); \ |
2031 | } \ | |
2032 | fputs ("\t.set\t.", FILE); \ | |
cbaaba19 | 2033 | RS6000_OUTPUT_BASENAME (FILE, alias); \ |
79c4e63f | 2034 | fputs (",.", FILE); \ |
cbaaba19 | 2035 | RS6000_OUTPUT_BASENAME (FILE, name); \ |
79c4e63f AM |
2036 | fputc ('\n', FILE); \ |
2037 | } \ | |
2038 | ASM_OUTPUT_DEF (FILE, alias, name); \ | |
2039 | } \ | |
2040 | while (0) | |
290ad355 | 2041 | |
1bc7c5b6 ZW |
2042 | #define TARGET_ASM_FILE_START rs6000_file_start |
2043 | ||
f045b2c9 RS |
2044 | /* Output to assembler file text saying following lines |
2045 | may contain character constants, extra white space, comments, etc. */ | |
2046 | ||
2047 | #define ASM_APP_ON "" | |
2048 | ||
2049 | /* Output to assembler file text saying following lines | |
2050 | no longer contain unusual constructs. */ | |
2051 | ||
2052 | #define ASM_APP_OFF "" | |
2053 | ||
f045b2c9 RS |
2054 | /* How to refer to registers in assembler output. |
2055 | This sequence is indexed by compiler's hard-register-number (see above). */ | |
2056 | ||
82e41834 | 2057 | extern char rs6000_reg_names[][8]; /* register names (0 vs. %r0). */ |
c81bebd7 MM |
2058 | |
2059 | #define REGISTER_NAMES \ | |
2060 | { \ | |
2061 | &rs6000_reg_names[ 0][0], /* r0 */ \ | |
2062 | &rs6000_reg_names[ 1][0], /* r1 */ \ | |
2063 | &rs6000_reg_names[ 2][0], /* r2 */ \ | |
2064 | &rs6000_reg_names[ 3][0], /* r3 */ \ | |
2065 | &rs6000_reg_names[ 4][0], /* r4 */ \ | |
2066 | &rs6000_reg_names[ 5][0], /* r5 */ \ | |
2067 | &rs6000_reg_names[ 6][0], /* r6 */ \ | |
2068 | &rs6000_reg_names[ 7][0], /* r7 */ \ | |
2069 | &rs6000_reg_names[ 8][0], /* r8 */ \ | |
2070 | &rs6000_reg_names[ 9][0], /* r9 */ \ | |
2071 | &rs6000_reg_names[10][0], /* r10 */ \ | |
2072 | &rs6000_reg_names[11][0], /* r11 */ \ | |
2073 | &rs6000_reg_names[12][0], /* r12 */ \ | |
2074 | &rs6000_reg_names[13][0], /* r13 */ \ | |
2075 | &rs6000_reg_names[14][0], /* r14 */ \ | |
2076 | &rs6000_reg_names[15][0], /* r15 */ \ | |
2077 | &rs6000_reg_names[16][0], /* r16 */ \ | |
2078 | &rs6000_reg_names[17][0], /* r17 */ \ | |
2079 | &rs6000_reg_names[18][0], /* r18 */ \ | |
2080 | &rs6000_reg_names[19][0], /* r19 */ \ | |
2081 | &rs6000_reg_names[20][0], /* r20 */ \ | |
2082 | &rs6000_reg_names[21][0], /* r21 */ \ | |
2083 | &rs6000_reg_names[22][0], /* r22 */ \ | |
2084 | &rs6000_reg_names[23][0], /* r23 */ \ | |
2085 | &rs6000_reg_names[24][0], /* r24 */ \ | |
2086 | &rs6000_reg_names[25][0], /* r25 */ \ | |
2087 | &rs6000_reg_names[26][0], /* r26 */ \ | |
2088 | &rs6000_reg_names[27][0], /* r27 */ \ | |
2089 | &rs6000_reg_names[28][0], /* r28 */ \ | |
2090 | &rs6000_reg_names[29][0], /* r29 */ \ | |
2091 | &rs6000_reg_names[30][0], /* r30 */ \ | |
2092 | &rs6000_reg_names[31][0], /* r31 */ \ | |
2093 | \ | |
2094 | &rs6000_reg_names[32][0], /* fr0 */ \ | |
2095 | &rs6000_reg_names[33][0], /* fr1 */ \ | |
2096 | &rs6000_reg_names[34][0], /* fr2 */ \ | |
2097 | &rs6000_reg_names[35][0], /* fr3 */ \ | |
2098 | &rs6000_reg_names[36][0], /* fr4 */ \ | |
2099 | &rs6000_reg_names[37][0], /* fr5 */ \ | |
2100 | &rs6000_reg_names[38][0], /* fr6 */ \ | |
2101 | &rs6000_reg_names[39][0], /* fr7 */ \ | |
2102 | &rs6000_reg_names[40][0], /* fr8 */ \ | |
2103 | &rs6000_reg_names[41][0], /* fr9 */ \ | |
2104 | &rs6000_reg_names[42][0], /* fr10 */ \ | |
2105 | &rs6000_reg_names[43][0], /* fr11 */ \ | |
2106 | &rs6000_reg_names[44][0], /* fr12 */ \ | |
2107 | &rs6000_reg_names[45][0], /* fr13 */ \ | |
2108 | &rs6000_reg_names[46][0], /* fr14 */ \ | |
2109 | &rs6000_reg_names[47][0], /* fr15 */ \ | |
2110 | &rs6000_reg_names[48][0], /* fr16 */ \ | |
2111 | &rs6000_reg_names[49][0], /* fr17 */ \ | |
2112 | &rs6000_reg_names[50][0], /* fr18 */ \ | |
2113 | &rs6000_reg_names[51][0], /* fr19 */ \ | |
2114 | &rs6000_reg_names[52][0], /* fr20 */ \ | |
2115 | &rs6000_reg_names[53][0], /* fr21 */ \ | |
2116 | &rs6000_reg_names[54][0], /* fr22 */ \ | |
2117 | &rs6000_reg_names[55][0], /* fr23 */ \ | |
2118 | &rs6000_reg_names[56][0], /* fr24 */ \ | |
2119 | &rs6000_reg_names[57][0], /* fr25 */ \ | |
2120 | &rs6000_reg_names[58][0], /* fr26 */ \ | |
2121 | &rs6000_reg_names[59][0], /* fr27 */ \ | |
2122 | &rs6000_reg_names[60][0], /* fr28 */ \ | |
2123 | &rs6000_reg_names[61][0], /* fr29 */ \ | |
2124 | &rs6000_reg_names[62][0], /* fr30 */ \ | |
2125 | &rs6000_reg_names[63][0], /* fr31 */ \ | |
2126 | \ | |
2127 | &rs6000_reg_names[64][0], /* mq */ \ | |
2128 | &rs6000_reg_names[65][0], /* lr */ \ | |
2129 | &rs6000_reg_names[66][0], /* ctr */ \ | |
2130 | &rs6000_reg_names[67][0], /* ap */ \ | |
2131 | \ | |
2132 | &rs6000_reg_names[68][0], /* cr0 */ \ | |
2133 | &rs6000_reg_names[69][0], /* cr1 */ \ | |
2134 | &rs6000_reg_names[70][0], /* cr2 */ \ | |
2135 | &rs6000_reg_names[71][0], /* cr3 */ \ | |
2136 | &rs6000_reg_names[72][0], /* cr4 */ \ | |
2137 | &rs6000_reg_names[73][0], /* cr5 */ \ | |
2138 | &rs6000_reg_names[74][0], /* cr6 */ \ | |
2139 | &rs6000_reg_names[75][0], /* cr7 */ \ | |
802a0058 | 2140 | \ |
9ebbca7d | 2141 | &rs6000_reg_names[76][0], /* xer */ \ |
0ac081f6 AH |
2142 | \ |
2143 | &rs6000_reg_names[77][0], /* v0 */ \ | |
2144 | &rs6000_reg_names[78][0], /* v1 */ \ | |
2145 | &rs6000_reg_names[79][0], /* v2 */ \ | |
2146 | &rs6000_reg_names[80][0], /* v3 */ \ | |
2147 | &rs6000_reg_names[81][0], /* v4 */ \ | |
2148 | &rs6000_reg_names[82][0], /* v5 */ \ | |
2149 | &rs6000_reg_names[83][0], /* v6 */ \ | |
2150 | &rs6000_reg_names[84][0], /* v7 */ \ | |
2151 | &rs6000_reg_names[85][0], /* v8 */ \ | |
2152 | &rs6000_reg_names[86][0], /* v9 */ \ | |
2153 | &rs6000_reg_names[87][0], /* v10 */ \ | |
2154 | &rs6000_reg_names[88][0], /* v11 */ \ | |
2155 | &rs6000_reg_names[89][0], /* v12 */ \ | |
2156 | &rs6000_reg_names[90][0], /* v13 */ \ | |
2157 | &rs6000_reg_names[91][0], /* v14 */ \ | |
2158 | &rs6000_reg_names[92][0], /* v15 */ \ | |
2159 | &rs6000_reg_names[93][0], /* v16 */ \ | |
2160 | &rs6000_reg_names[94][0], /* v17 */ \ | |
2161 | &rs6000_reg_names[95][0], /* v18 */ \ | |
2162 | &rs6000_reg_names[96][0], /* v19 */ \ | |
2163 | &rs6000_reg_names[97][0], /* v20 */ \ | |
2164 | &rs6000_reg_names[98][0], /* v21 */ \ | |
2165 | &rs6000_reg_names[99][0], /* v22 */ \ | |
2166 | &rs6000_reg_names[100][0], /* v23 */ \ | |
2167 | &rs6000_reg_names[101][0], /* v24 */ \ | |
2168 | &rs6000_reg_names[102][0], /* v25 */ \ | |
2169 | &rs6000_reg_names[103][0], /* v26 */ \ | |
2170 | &rs6000_reg_names[104][0], /* v27 */ \ | |
2171 | &rs6000_reg_names[105][0], /* v28 */ \ | |
2172 | &rs6000_reg_names[106][0], /* v29 */ \ | |
2173 | &rs6000_reg_names[107][0], /* v30 */ \ | |
2174 | &rs6000_reg_names[108][0], /* v31 */ \ | |
2175 | &rs6000_reg_names[109][0], /* vrsave */ \ | |
5f004351 | 2176 | &rs6000_reg_names[110][0], /* vscr */ \ |
a3170dc6 AH |
2177 | &rs6000_reg_names[111][0], /* spe_acc */ \ |
2178 | &rs6000_reg_names[112][0], /* spefscr */ \ | |
7d5175e1 | 2179 | &rs6000_reg_names[113][0], /* sfp */ \ |
c81bebd7 MM |
2180 | } |
2181 | ||
f045b2c9 RS |
2182 | /* Table of additional register names to use in user input. */ |
2183 | ||
2184 | #define ADDITIONAL_REGISTER_NAMES \ | |
c4d38ccb MM |
2185 | {{"r0", 0}, {"r1", 1}, {"r2", 2}, {"r3", 3}, \ |
2186 | {"r4", 4}, {"r5", 5}, {"r6", 6}, {"r7", 7}, \ | |
2187 | {"r8", 8}, {"r9", 9}, {"r10", 10}, {"r11", 11}, \ | |
2188 | {"r12", 12}, {"r13", 13}, {"r14", 14}, {"r15", 15}, \ | |
2189 | {"r16", 16}, {"r17", 17}, {"r18", 18}, {"r19", 19}, \ | |
2190 | {"r20", 20}, {"r21", 21}, {"r22", 22}, {"r23", 23}, \ | |
2191 | {"r24", 24}, {"r25", 25}, {"r26", 26}, {"r27", 27}, \ | |
2192 | {"r28", 28}, {"r29", 29}, {"r30", 30}, {"r31", 31}, \ | |
2193 | {"fr0", 32}, {"fr1", 33}, {"fr2", 34}, {"fr3", 35}, \ | |
2194 | {"fr4", 36}, {"fr5", 37}, {"fr6", 38}, {"fr7", 39}, \ | |
2195 | {"fr8", 40}, {"fr9", 41}, {"fr10", 42}, {"fr11", 43}, \ | |
2196 | {"fr12", 44}, {"fr13", 45}, {"fr14", 46}, {"fr15", 47}, \ | |
2197 | {"fr16", 48}, {"fr17", 49}, {"fr18", 50}, {"fr19", 51}, \ | |
2198 | {"fr20", 52}, {"fr21", 53}, {"fr22", 54}, {"fr23", 55}, \ | |
2199 | {"fr24", 56}, {"fr25", 57}, {"fr26", 58}, {"fr27", 59}, \ | |
2200 | {"fr28", 60}, {"fr29", 61}, {"fr30", 62}, {"fr31", 63}, \ | |
0ac081f6 AH |
2201 | {"v0", 77}, {"v1", 78}, {"v2", 79}, {"v3", 80}, \ |
2202 | {"v4", 81}, {"v5", 82}, {"v6", 83}, {"v7", 84}, \ | |
2203 | {"v8", 85}, {"v9", 86}, {"v10", 87}, {"v11", 88}, \ | |
2204 | {"v12", 89}, {"v13", 90}, {"v14", 91}, {"v15", 92}, \ | |
2205 | {"v16", 93}, {"v17", 94}, {"v18", 95}, {"v19", 96}, \ | |
2206 | {"v20", 97}, {"v21", 98}, {"v22", 99}, {"v23", 100}, \ | |
2207 | {"v24", 101},{"v25", 102},{"v26", 103},{"v27", 104}, \ | |
2208 | {"v28", 105},{"v29", 106},{"v30", 107},{"v31", 108}, \ | |
5f004351 | 2209 | {"vrsave", 109}, {"vscr", 110}, \ |
a3170dc6 | 2210 | {"spe_acc", 111}, {"spefscr", 112}, \ |
c4d38ccb MM |
2211 | /* no additional names for: mq, lr, ctr, ap */ \ |
2212 | {"cr0", 68}, {"cr1", 69}, {"cr2", 70}, {"cr3", 71}, \ | |
2213 | {"cr4", 72}, {"cr5", 73}, {"cr6", 74}, {"cr7", 75}, \ | |
2214 | {"cc", 68}, {"sp", 1}, {"toc", 2} } | |
f045b2c9 | 2215 | |
0da40b09 RK |
2216 | /* Text to write out after a CALL that may be replaced by glue code by |
2217 | the loader. This depends on the AIX version. */ | |
2218 | #define RS6000_CALL_GLUE "cror 31,31,31" | |
11117bb9 | 2219 | |
f045b2c9 RS |
2220 | /* This is how to output an element of a case-vector that is relative. */ |
2221 | ||
e1565e65 | 2222 | #define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \ |
3daf36a4 | 2223 | do { char buf[100]; \ |
e1565e65 | 2224 | fputs ("\t.long ", FILE); \ |
3daf36a4 ILT |
2225 | ASM_GENERATE_INTERNAL_LABEL (buf, "L", VALUE); \ |
2226 | assemble_name (FILE, buf); \ | |
19d2d16f | 2227 | putc ('-', FILE); \ |
3daf36a4 ILT |
2228 | ASM_GENERATE_INTERNAL_LABEL (buf, "L", REL); \ |
2229 | assemble_name (FILE, buf); \ | |
19d2d16f | 2230 | putc ('\n', FILE); \ |
3daf36a4 | 2231 | } while (0) |
f045b2c9 RS |
2232 | |
2233 | /* This is how to output an assembler line | |
2234 | that says to advance the location counter | |
2235 | to a multiple of 2**LOG bytes. */ | |
2236 | ||
2237 | #define ASM_OUTPUT_ALIGN(FILE,LOG) \ | |
2238 | if ((LOG) != 0) \ | |
2239 | fprintf (FILE, "\t.align %d\n", (LOG)) | |
2240 | ||
9ebbca7d GK |
2241 | /* Pick up the return address upon entry to a procedure. Used for |
2242 | dwarf2 unwind information. This also enables the table driven | |
2243 | mechanism. */ | |
2244 | ||
1de43f85 DE |
2245 | #define INCOMING_RETURN_ADDR_RTX gen_rtx_REG (Pmode, LR_REGNO) |
2246 | #define DWARF_FRAME_RETURN_COLUMN DWARF_FRAME_REGNUM (LR_REGNO) | |
9ebbca7d | 2247 | |
83720594 RH |
2248 | /* Describe how we implement __builtin_eh_return. */ |
2249 | #define EH_RETURN_DATA_REGNO(N) ((N) < 4 ? (N) + 3 : INVALID_REGNUM) | |
2250 | #define EH_RETURN_STACKADJ_RTX gen_rtx_REG (Pmode, 10) | |
2251 | ||
f045b2c9 RS |
2252 | /* Print operand X (an rtx) in assembler syntax to file FILE. |
2253 | CODE is a letter or dot (`z' in `%z0') or 0 if no letter was specified. | |
2254 | For `%' followed by punctuation, CODE is the punctuation and X is null. */ | |
2255 | ||
2256 | #define PRINT_OPERAND(FILE, X, CODE) print_operand (FILE, X, CODE) | |
2257 | ||
2258 | /* Define which CODE values are valid. */ | |
2259 | ||
c81bebd7 | 2260 | #define PRINT_OPERAND_PUNCT_VALID_P(CODE) \ |
c4501e62 | 2261 | ((CODE) == '.' || (CODE) == '&') |
f045b2c9 RS |
2262 | |
2263 | /* Print a memory address as an operand to reference that memory location. */ | |
2264 | ||
2265 | #define PRINT_OPERAND_ADDRESS(FILE, ADDR) print_operand_address (FILE, ADDR) | |
2266 | ||
b6c9286a MM |
2267 | /* uncomment for disabling the corresponding default options */ |
2268 | /* #define MACHINE_no_sched_interblock */ | |
2269 | /* #define MACHINE_no_sched_speculative */ | |
2270 | /* #define MACHINE_no_sched_speculative_load */ | |
2271 | ||
766a866c MM |
2272 | /* General flags. */ |
2273 | extern int flag_pic; | |
354b734b MM |
2274 | extern int optimize; |
2275 | extern int flag_expensive_optimizations; | |
a7df97e6 | 2276 | extern int frame_pointer_needed; |
0ac081f6 AH |
2277 | |
2278 | enum rs6000_builtins | |
2279 | { | |
2280 | /* AltiVec builtins. */ | |
f18c054f DB |
2281 | ALTIVEC_BUILTIN_ST_INTERNAL_4si, |
2282 | ALTIVEC_BUILTIN_LD_INTERNAL_4si, | |
2283 | ALTIVEC_BUILTIN_ST_INTERNAL_8hi, | |
2284 | ALTIVEC_BUILTIN_LD_INTERNAL_8hi, | |
2285 | ALTIVEC_BUILTIN_ST_INTERNAL_16qi, | |
2286 | ALTIVEC_BUILTIN_LD_INTERNAL_16qi, | |
2287 | ALTIVEC_BUILTIN_ST_INTERNAL_4sf, | |
2288 | ALTIVEC_BUILTIN_LD_INTERNAL_4sf, | |
0ac081f6 AH |
2289 | ALTIVEC_BUILTIN_VADDUBM, |
2290 | ALTIVEC_BUILTIN_VADDUHM, | |
2291 | ALTIVEC_BUILTIN_VADDUWM, | |
2292 | ALTIVEC_BUILTIN_VADDFP, | |
2293 | ALTIVEC_BUILTIN_VADDCUW, | |
2294 | ALTIVEC_BUILTIN_VADDUBS, | |
2295 | ALTIVEC_BUILTIN_VADDSBS, | |
2296 | ALTIVEC_BUILTIN_VADDUHS, | |
2297 | ALTIVEC_BUILTIN_VADDSHS, | |
2298 | ALTIVEC_BUILTIN_VADDUWS, | |
2299 | ALTIVEC_BUILTIN_VADDSWS, | |
2300 | ALTIVEC_BUILTIN_VAND, | |
2301 | ALTIVEC_BUILTIN_VANDC, | |
2302 | ALTIVEC_BUILTIN_VAVGUB, | |
2303 | ALTIVEC_BUILTIN_VAVGSB, | |
2304 | ALTIVEC_BUILTIN_VAVGUH, | |
2305 | ALTIVEC_BUILTIN_VAVGSH, | |
2306 | ALTIVEC_BUILTIN_VAVGUW, | |
2307 | ALTIVEC_BUILTIN_VAVGSW, | |
617e0e1d DB |
2308 | ALTIVEC_BUILTIN_VCFUX, |
2309 | ALTIVEC_BUILTIN_VCFSX, | |
2310 | ALTIVEC_BUILTIN_VCTSXS, | |
2311 | ALTIVEC_BUILTIN_VCTUXS, | |
0ac081f6 AH |
2312 | ALTIVEC_BUILTIN_VCMPBFP, |
2313 | ALTIVEC_BUILTIN_VCMPEQUB, | |
2314 | ALTIVEC_BUILTIN_VCMPEQUH, | |
2315 | ALTIVEC_BUILTIN_VCMPEQUW, | |
2316 | ALTIVEC_BUILTIN_VCMPEQFP, | |
2317 | ALTIVEC_BUILTIN_VCMPGEFP, | |
2318 | ALTIVEC_BUILTIN_VCMPGTUB, | |
2319 | ALTIVEC_BUILTIN_VCMPGTSB, | |
2320 | ALTIVEC_BUILTIN_VCMPGTUH, | |
2321 | ALTIVEC_BUILTIN_VCMPGTSH, | |
2322 | ALTIVEC_BUILTIN_VCMPGTUW, | |
2323 | ALTIVEC_BUILTIN_VCMPGTSW, | |
2324 | ALTIVEC_BUILTIN_VCMPGTFP, | |
617e0e1d DB |
2325 | ALTIVEC_BUILTIN_VEXPTEFP, |
2326 | ALTIVEC_BUILTIN_VLOGEFP, | |
2212663f | 2327 | ALTIVEC_BUILTIN_VMADDFP, |
0ac081f6 AH |
2328 | ALTIVEC_BUILTIN_VMAXUB, |
2329 | ALTIVEC_BUILTIN_VMAXSB, | |
2330 | ALTIVEC_BUILTIN_VMAXUH, | |
2331 | ALTIVEC_BUILTIN_VMAXSH, | |
2332 | ALTIVEC_BUILTIN_VMAXUW, | |
2333 | ALTIVEC_BUILTIN_VMAXSW, | |
2334 | ALTIVEC_BUILTIN_VMAXFP, | |
2212663f DB |
2335 | ALTIVEC_BUILTIN_VMHADDSHS, |
2336 | ALTIVEC_BUILTIN_VMHRADDSHS, | |
2337 | ALTIVEC_BUILTIN_VMLADDUHM, | |
0ac081f6 AH |
2338 | ALTIVEC_BUILTIN_VMRGHB, |
2339 | ALTIVEC_BUILTIN_VMRGHH, | |
2340 | ALTIVEC_BUILTIN_VMRGHW, | |
2341 | ALTIVEC_BUILTIN_VMRGLB, | |
2342 | ALTIVEC_BUILTIN_VMRGLH, | |
2343 | ALTIVEC_BUILTIN_VMRGLW, | |
2212663f DB |
2344 | ALTIVEC_BUILTIN_VMSUMUBM, |
2345 | ALTIVEC_BUILTIN_VMSUMMBM, | |
2346 | ALTIVEC_BUILTIN_VMSUMUHM, | |
2347 | ALTIVEC_BUILTIN_VMSUMSHM, | |
2348 | ALTIVEC_BUILTIN_VMSUMUHS, | |
2349 | ALTIVEC_BUILTIN_VMSUMSHS, | |
0ac081f6 AH |
2350 | ALTIVEC_BUILTIN_VMINUB, |
2351 | ALTIVEC_BUILTIN_VMINSB, | |
2352 | ALTIVEC_BUILTIN_VMINUH, | |
2353 | ALTIVEC_BUILTIN_VMINSH, | |
2354 | ALTIVEC_BUILTIN_VMINUW, | |
2355 | ALTIVEC_BUILTIN_VMINSW, | |
2356 | ALTIVEC_BUILTIN_VMINFP, | |
2357 | ALTIVEC_BUILTIN_VMULEUB, | |
2358 | ALTIVEC_BUILTIN_VMULESB, | |
2359 | ALTIVEC_BUILTIN_VMULEUH, | |
2360 | ALTIVEC_BUILTIN_VMULESH, | |
2361 | ALTIVEC_BUILTIN_VMULOUB, | |
2362 | ALTIVEC_BUILTIN_VMULOSB, | |
2363 | ALTIVEC_BUILTIN_VMULOUH, | |
2364 | ALTIVEC_BUILTIN_VMULOSH, | |
2212663f | 2365 | ALTIVEC_BUILTIN_VNMSUBFP, |
0ac081f6 AH |
2366 | ALTIVEC_BUILTIN_VNOR, |
2367 | ALTIVEC_BUILTIN_VOR, | |
617e0e1d DB |
2368 | ALTIVEC_BUILTIN_VSEL_4SI, |
2369 | ALTIVEC_BUILTIN_VSEL_4SF, | |
2370 | ALTIVEC_BUILTIN_VSEL_8HI, | |
2371 | ALTIVEC_BUILTIN_VSEL_16QI, | |
2212663f DB |
2372 | ALTIVEC_BUILTIN_VPERM_4SI, |
2373 | ALTIVEC_BUILTIN_VPERM_4SF, | |
2374 | ALTIVEC_BUILTIN_VPERM_8HI, | |
2375 | ALTIVEC_BUILTIN_VPERM_16QI, | |
0ac081f6 AH |
2376 | ALTIVEC_BUILTIN_VPKUHUM, |
2377 | ALTIVEC_BUILTIN_VPKUWUM, | |
2378 | ALTIVEC_BUILTIN_VPKPX, | |
2379 | ALTIVEC_BUILTIN_VPKUHSS, | |
2380 | ALTIVEC_BUILTIN_VPKSHSS, | |
2381 | ALTIVEC_BUILTIN_VPKUWSS, | |
2382 | ALTIVEC_BUILTIN_VPKSWSS, | |
2383 | ALTIVEC_BUILTIN_VPKUHUS, | |
2384 | ALTIVEC_BUILTIN_VPKSHUS, | |
2385 | ALTIVEC_BUILTIN_VPKUWUS, | |
2386 | ALTIVEC_BUILTIN_VPKSWUS, | |
617e0e1d DB |
2387 | ALTIVEC_BUILTIN_VREFP, |
2388 | ALTIVEC_BUILTIN_VRFIM, | |
2389 | ALTIVEC_BUILTIN_VRFIN, | |
2390 | ALTIVEC_BUILTIN_VRFIP, | |
2391 | ALTIVEC_BUILTIN_VRFIZ, | |
0ac081f6 AH |
2392 | ALTIVEC_BUILTIN_VRLB, |
2393 | ALTIVEC_BUILTIN_VRLH, | |
2394 | ALTIVEC_BUILTIN_VRLW, | |
617e0e1d | 2395 | ALTIVEC_BUILTIN_VRSQRTEFP, |
0ac081f6 AH |
2396 | ALTIVEC_BUILTIN_VSLB, |
2397 | ALTIVEC_BUILTIN_VSLH, | |
2398 | ALTIVEC_BUILTIN_VSLW, | |
2399 | ALTIVEC_BUILTIN_VSL, | |
2400 | ALTIVEC_BUILTIN_VSLO, | |
2212663f DB |
2401 | ALTIVEC_BUILTIN_VSPLTB, |
2402 | ALTIVEC_BUILTIN_VSPLTH, | |
2403 | ALTIVEC_BUILTIN_VSPLTW, | |
2404 | ALTIVEC_BUILTIN_VSPLTISB, | |
2405 | ALTIVEC_BUILTIN_VSPLTISH, | |
2406 | ALTIVEC_BUILTIN_VSPLTISW, | |
0ac081f6 | 2407 | ALTIVEC_BUILTIN_VSRB, |
f18c054f DB |
2408 | ALTIVEC_BUILTIN_VSRH, |
2409 | ALTIVEC_BUILTIN_VSRW, | |
0ac081f6 AH |
2410 | ALTIVEC_BUILTIN_VSRAB, |
2411 | ALTIVEC_BUILTIN_VSRAH, | |
2412 | ALTIVEC_BUILTIN_VSRAW, | |
2413 | ALTIVEC_BUILTIN_VSR, | |
2414 | ALTIVEC_BUILTIN_VSRO, | |
2415 | ALTIVEC_BUILTIN_VSUBUBM, | |
2416 | ALTIVEC_BUILTIN_VSUBUHM, | |
2417 | ALTIVEC_BUILTIN_VSUBUWM, | |
2418 | ALTIVEC_BUILTIN_VSUBFP, | |
2419 | ALTIVEC_BUILTIN_VSUBCUW, | |
2420 | ALTIVEC_BUILTIN_VSUBUBS, | |
2421 | ALTIVEC_BUILTIN_VSUBSBS, | |
2422 | ALTIVEC_BUILTIN_VSUBUHS, | |
2423 | ALTIVEC_BUILTIN_VSUBSHS, | |
2424 | ALTIVEC_BUILTIN_VSUBUWS, | |
2425 | ALTIVEC_BUILTIN_VSUBSWS, | |
2426 | ALTIVEC_BUILTIN_VSUM4UBS, | |
2427 | ALTIVEC_BUILTIN_VSUM4SBS, | |
2428 | ALTIVEC_BUILTIN_VSUM4SHS, | |
2429 | ALTIVEC_BUILTIN_VSUM2SWS, | |
2430 | ALTIVEC_BUILTIN_VSUMSWS, | |
24408032 AH |
2431 | ALTIVEC_BUILTIN_VXOR, |
2432 | ALTIVEC_BUILTIN_VSLDOI_16QI, | |
2433 | ALTIVEC_BUILTIN_VSLDOI_8HI, | |
2434 | ALTIVEC_BUILTIN_VSLDOI_4SI, | |
20e26713 AH |
2435 | ALTIVEC_BUILTIN_VSLDOI_4SF, |
2436 | ALTIVEC_BUILTIN_VUPKHSB, | |
2437 | ALTIVEC_BUILTIN_VUPKHPX, | |
2438 | ALTIVEC_BUILTIN_VUPKHSH, | |
2439 | ALTIVEC_BUILTIN_VUPKLSB, | |
2440 | ALTIVEC_BUILTIN_VUPKLPX, | |
fa066a23 | 2441 | ALTIVEC_BUILTIN_VUPKLSH, |
95385cbb AH |
2442 | ALTIVEC_BUILTIN_MTVSCR, |
2443 | ALTIVEC_BUILTIN_MFVSCR, | |
2444 | ALTIVEC_BUILTIN_DSSALL, | |
2445 | ALTIVEC_BUILTIN_DSS, | |
2446 | ALTIVEC_BUILTIN_LVSL, | |
2447 | ALTIVEC_BUILTIN_LVSR, | |
2448 | ALTIVEC_BUILTIN_DSTT, | |
2449 | ALTIVEC_BUILTIN_DSTST, | |
2450 | ALTIVEC_BUILTIN_DSTSTT, | |
6525c0e7 AH |
2451 | ALTIVEC_BUILTIN_DST, |
2452 | ALTIVEC_BUILTIN_LVEBX, | |
2453 | ALTIVEC_BUILTIN_LVEHX, | |
2454 | ALTIVEC_BUILTIN_LVEWX, | |
2455 | ALTIVEC_BUILTIN_LVXL, | |
2456 | ALTIVEC_BUILTIN_LVX, | |
2457 | ALTIVEC_BUILTIN_STVX, | |
2458 | ALTIVEC_BUILTIN_STVEBX, | |
2459 | ALTIVEC_BUILTIN_STVEHX, | |
2460 | ALTIVEC_BUILTIN_STVEWX, | |
ae4b4a02 AH |
2461 | ALTIVEC_BUILTIN_STVXL, |
2462 | ALTIVEC_BUILTIN_VCMPBFP_P, | |
2463 | ALTIVEC_BUILTIN_VCMPEQFP_P, | |
2464 | ALTIVEC_BUILTIN_VCMPEQUB_P, | |
2465 | ALTIVEC_BUILTIN_VCMPEQUH_P, | |
2466 | ALTIVEC_BUILTIN_VCMPEQUW_P, | |
2467 | ALTIVEC_BUILTIN_VCMPGEFP_P, | |
2468 | ALTIVEC_BUILTIN_VCMPGTFP_P, | |
2469 | ALTIVEC_BUILTIN_VCMPGTSB_P, | |
2470 | ALTIVEC_BUILTIN_VCMPGTSH_P, | |
2471 | ALTIVEC_BUILTIN_VCMPGTSW_P, | |
2472 | ALTIVEC_BUILTIN_VCMPGTUB_P, | |
2473 | ALTIVEC_BUILTIN_VCMPGTUH_P, | |
100c4561 AH |
2474 | ALTIVEC_BUILTIN_VCMPGTUW_P, |
2475 | ALTIVEC_BUILTIN_ABSS_V4SI, | |
2476 | ALTIVEC_BUILTIN_ABSS_V8HI, | |
2477 | ALTIVEC_BUILTIN_ABSS_V16QI, | |
2478 | ALTIVEC_BUILTIN_ABS_V4SI, | |
2479 | ALTIVEC_BUILTIN_ABS_V4SF, | |
2480 | ALTIVEC_BUILTIN_ABS_V8HI, | |
8bb418a3 | 2481 | ALTIVEC_BUILTIN_ABS_V16QI, |
7ccf35ed DN |
2482 | ALTIVEC_BUILTIN_MASK_FOR_LOAD, |
2483 | ALTIVEC_BUILTIN_MASK_FOR_STORE, | |
7a4eca66 DE |
2484 | ALTIVEC_BUILTIN_VEC_INIT_V4SI, |
2485 | ALTIVEC_BUILTIN_VEC_INIT_V8HI, | |
2486 | ALTIVEC_BUILTIN_VEC_INIT_V16QI, | |
2487 | ALTIVEC_BUILTIN_VEC_INIT_V4SF, | |
2488 | ALTIVEC_BUILTIN_VEC_SET_V4SI, | |
2489 | ALTIVEC_BUILTIN_VEC_SET_V8HI, | |
2490 | ALTIVEC_BUILTIN_VEC_SET_V16QI, | |
2491 | ALTIVEC_BUILTIN_VEC_SET_V4SF, | |
2492 | ALTIVEC_BUILTIN_VEC_EXT_V4SI, | |
2493 | ALTIVEC_BUILTIN_VEC_EXT_V8HI, | |
2494 | ALTIVEC_BUILTIN_VEC_EXT_V16QI, | |
2495 | ALTIVEC_BUILTIN_VEC_EXT_V4SF, | |
8bb418a3 | 2496 | |
58646b77 PB |
2497 | /* Altivec overloaded builtins. */ |
2498 | ALTIVEC_BUILTIN_VCMPEQ_P, | |
2499 | ALTIVEC_BUILTIN_OVERLOADED_FIRST = ALTIVEC_BUILTIN_VCMPEQ_P, | |
2500 | ALTIVEC_BUILTIN_VCMPGT_P, | |
2501 | ALTIVEC_BUILTIN_VCMPGE_P, | |
2502 | ALTIVEC_BUILTIN_VEC_ABS, | |
2503 | ALTIVEC_BUILTIN_VEC_ABSS, | |
2504 | ALTIVEC_BUILTIN_VEC_ADD, | |
2505 | ALTIVEC_BUILTIN_VEC_ADDC, | |
2506 | ALTIVEC_BUILTIN_VEC_ADDS, | |
2507 | ALTIVEC_BUILTIN_VEC_AND, | |
2508 | ALTIVEC_BUILTIN_VEC_ANDC, | |
2509 | ALTIVEC_BUILTIN_VEC_AVG, | |
2510 | ALTIVEC_BUILTIN_VEC_CEIL, | |
2511 | ALTIVEC_BUILTIN_VEC_CMPB, | |
2512 | ALTIVEC_BUILTIN_VEC_CMPEQ, | |
2513 | ALTIVEC_BUILTIN_VEC_CMPEQUB, | |
2514 | ALTIVEC_BUILTIN_VEC_CMPEQUH, | |
2515 | ALTIVEC_BUILTIN_VEC_CMPEQUW, | |
2516 | ALTIVEC_BUILTIN_VEC_CMPGE, | |
2517 | ALTIVEC_BUILTIN_VEC_CMPGT, | |
2518 | ALTIVEC_BUILTIN_VEC_CMPLE, | |
2519 | ALTIVEC_BUILTIN_VEC_CMPLT, | |
2520 | ALTIVEC_BUILTIN_VEC_CTF, | |
2521 | ALTIVEC_BUILTIN_VEC_CTS, | |
2522 | ALTIVEC_BUILTIN_VEC_CTU, | |
2523 | ALTIVEC_BUILTIN_VEC_DST, | |
2524 | ALTIVEC_BUILTIN_VEC_DSTST, | |
2525 | ALTIVEC_BUILTIN_VEC_DSTSTT, | |
2526 | ALTIVEC_BUILTIN_VEC_DSTT, | |
2527 | ALTIVEC_BUILTIN_VEC_EXPTE, | |
2528 | ALTIVEC_BUILTIN_VEC_FLOOR, | |
2529 | ALTIVEC_BUILTIN_VEC_LD, | |
2530 | ALTIVEC_BUILTIN_VEC_LDE, | |
2531 | ALTIVEC_BUILTIN_VEC_LDL, | |
2532 | ALTIVEC_BUILTIN_VEC_LOGE, | |
2533 | ALTIVEC_BUILTIN_VEC_LVEBX, | |
2534 | ALTIVEC_BUILTIN_VEC_LVEHX, | |
2535 | ALTIVEC_BUILTIN_VEC_LVEWX, | |
2536 | ALTIVEC_BUILTIN_VEC_LVSL, | |
2537 | ALTIVEC_BUILTIN_VEC_LVSR, | |
2538 | ALTIVEC_BUILTIN_VEC_MADD, | |
2539 | ALTIVEC_BUILTIN_VEC_MADDS, | |
2540 | ALTIVEC_BUILTIN_VEC_MAX, | |
2541 | ALTIVEC_BUILTIN_VEC_MERGEH, | |
2542 | ALTIVEC_BUILTIN_VEC_MERGEL, | |
2543 | ALTIVEC_BUILTIN_VEC_MIN, | |
2544 | ALTIVEC_BUILTIN_VEC_MLADD, | |
2545 | ALTIVEC_BUILTIN_VEC_MPERM, | |
2546 | ALTIVEC_BUILTIN_VEC_MRADDS, | |
2547 | ALTIVEC_BUILTIN_VEC_MRGHB, | |
2548 | ALTIVEC_BUILTIN_VEC_MRGHH, | |
2549 | ALTIVEC_BUILTIN_VEC_MRGHW, | |
2550 | ALTIVEC_BUILTIN_VEC_MRGLB, | |
2551 | ALTIVEC_BUILTIN_VEC_MRGLH, | |
2552 | ALTIVEC_BUILTIN_VEC_MRGLW, | |
2553 | ALTIVEC_BUILTIN_VEC_MSUM, | |
2554 | ALTIVEC_BUILTIN_VEC_MSUMS, | |
2555 | ALTIVEC_BUILTIN_VEC_MTVSCR, | |
2556 | ALTIVEC_BUILTIN_VEC_MULE, | |
2557 | ALTIVEC_BUILTIN_VEC_MULO, | |
2558 | ALTIVEC_BUILTIN_VEC_NMSUB, | |
2559 | ALTIVEC_BUILTIN_VEC_NOR, | |
2560 | ALTIVEC_BUILTIN_VEC_OR, | |
2561 | ALTIVEC_BUILTIN_VEC_PACK, | |
2562 | ALTIVEC_BUILTIN_VEC_PACKPX, | |
2563 | ALTIVEC_BUILTIN_VEC_PACKS, | |
2564 | ALTIVEC_BUILTIN_VEC_PACKSU, | |
2565 | ALTIVEC_BUILTIN_VEC_PERM, | |
2566 | ALTIVEC_BUILTIN_VEC_RE, | |
2567 | ALTIVEC_BUILTIN_VEC_RL, | |
2568 | ALTIVEC_BUILTIN_VEC_ROUND, | |
2569 | ALTIVEC_BUILTIN_VEC_RSQRTE, | |
2570 | ALTIVEC_BUILTIN_VEC_SEL, | |
2571 | ALTIVEC_BUILTIN_VEC_SL, | |
2572 | ALTIVEC_BUILTIN_VEC_SLD, | |
2573 | ALTIVEC_BUILTIN_VEC_SLL, | |
2574 | ALTIVEC_BUILTIN_VEC_SLO, | |
2575 | ALTIVEC_BUILTIN_VEC_SPLAT, | |
2576 | ALTIVEC_BUILTIN_VEC_SPLAT_S16, | |
2577 | ALTIVEC_BUILTIN_VEC_SPLAT_S32, | |
2578 | ALTIVEC_BUILTIN_VEC_SPLAT_S8, | |
2579 | ALTIVEC_BUILTIN_VEC_SPLAT_U16, | |
2580 | ALTIVEC_BUILTIN_VEC_SPLAT_U32, | |
2581 | ALTIVEC_BUILTIN_VEC_SPLAT_U8, | |
2582 | ALTIVEC_BUILTIN_VEC_SPLTB, | |
2583 | ALTIVEC_BUILTIN_VEC_SPLTH, | |
2584 | ALTIVEC_BUILTIN_VEC_SPLTW, | |
2585 | ALTIVEC_BUILTIN_VEC_SR, | |
2586 | ALTIVEC_BUILTIN_VEC_SRA, | |
2587 | ALTIVEC_BUILTIN_VEC_SRL, | |
2588 | ALTIVEC_BUILTIN_VEC_SRO, | |
2589 | ALTIVEC_BUILTIN_VEC_ST, | |
2590 | ALTIVEC_BUILTIN_VEC_STE, | |
2591 | ALTIVEC_BUILTIN_VEC_STL, | |
2592 | ALTIVEC_BUILTIN_VEC_STVEBX, | |
2593 | ALTIVEC_BUILTIN_VEC_STVEHX, | |
2594 | ALTIVEC_BUILTIN_VEC_STVEWX, | |
2595 | ALTIVEC_BUILTIN_VEC_SUB, | |
2596 | ALTIVEC_BUILTIN_VEC_SUBC, | |
2597 | ALTIVEC_BUILTIN_VEC_SUBS, | |
2598 | ALTIVEC_BUILTIN_VEC_SUM2S, | |
2599 | ALTIVEC_BUILTIN_VEC_SUM4S, | |
2600 | ALTIVEC_BUILTIN_VEC_SUMS, | |
2601 | ALTIVEC_BUILTIN_VEC_TRUNC, | |
2602 | ALTIVEC_BUILTIN_VEC_UNPACKH, | |
2603 | ALTIVEC_BUILTIN_VEC_UNPACKL, | |
2604 | ALTIVEC_BUILTIN_VEC_VADDFP, | |
2605 | ALTIVEC_BUILTIN_VEC_VADDSBS, | |
2606 | ALTIVEC_BUILTIN_VEC_VADDSHS, | |
2607 | ALTIVEC_BUILTIN_VEC_VADDSWS, | |
2608 | ALTIVEC_BUILTIN_VEC_VADDUBM, | |
2609 | ALTIVEC_BUILTIN_VEC_VADDUBS, | |
2610 | ALTIVEC_BUILTIN_VEC_VADDUHM, | |
2611 | ALTIVEC_BUILTIN_VEC_VADDUHS, | |
2612 | ALTIVEC_BUILTIN_VEC_VADDUWM, | |
2613 | ALTIVEC_BUILTIN_VEC_VADDUWS, | |
2614 | ALTIVEC_BUILTIN_VEC_VAVGSB, | |
2615 | ALTIVEC_BUILTIN_VEC_VAVGSH, | |
2616 | ALTIVEC_BUILTIN_VEC_VAVGSW, | |
2617 | ALTIVEC_BUILTIN_VEC_VAVGUB, | |
2618 | ALTIVEC_BUILTIN_VEC_VAVGUH, | |
2619 | ALTIVEC_BUILTIN_VEC_VAVGUW, | |
2620 | ALTIVEC_BUILTIN_VEC_VCFSX, | |
2621 | ALTIVEC_BUILTIN_VEC_VCFUX, | |
2622 | ALTIVEC_BUILTIN_VEC_VCMPEQFP, | |
2623 | ALTIVEC_BUILTIN_VEC_VCMPEQUB, | |
2624 | ALTIVEC_BUILTIN_VEC_VCMPEQUH, | |
2625 | ALTIVEC_BUILTIN_VEC_VCMPEQUW, | |
2626 | ALTIVEC_BUILTIN_VEC_VCMPGTFP, | |
2627 | ALTIVEC_BUILTIN_VEC_VCMPGTSB, | |
2628 | ALTIVEC_BUILTIN_VEC_VCMPGTSH, | |
2629 | ALTIVEC_BUILTIN_VEC_VCMPGTSW, | |
2630 | ALTIVEC_BUILTIN_VEC_VCMPGTUB, | |
2631 | ALTIVEC_BUILTIN_VEC_VCMPGTUH, | |
2632 | ALTIVEC_BUILTIN_VEC_VCMPGTUW, | |
2633 | ALTIVEC_BUILTIN_VEC_VMAXFP, | |
2634 | ALTIVEC_BUILTIN_VEC_VMAXSB, | |
2635 | ALTIVEC_BUILTIN_VEC_VMAXSH, | |
2636 | ALTIVEC_BUILTIN_VEC_VMAXSW, | |
2637 | ALTIVEC_BUILTIN_VEC_VMAXUB, | |
2638 | ALTIVEC_BUILTIN_VEC_VMAXUH, | |
2639 | ALTIVEC_BUILTIN_VEC_VMAXUW, | |
2640 | ALTIVEC_BUILTIN_VEC_VMINFP, | |
2641 | ALTIVEC_BUILTIN_VEC_VMINSB, | |
2642 | ALTIVEC_BUILTIN_VEC_VMINSH, | |
2643 | ALTIVEC_BUILTIN_VEC_VMINSW, | |
2644 | ALTIVEC_BUILTIN_VEC_VMINUB, | |
2645 | ALTIVEC_BUILTIN_VEC_VMINUH, | |
2646 | ALTIVEC_BUILTIN_VEC_VMINUW, | |
2647 | ALTIVEC_BUILTIN_VEC_VMRGHB, | |
2648 | ALTIVEC_BUILTIN_VEC_VMRGHH, | |
2649 | ALTIVEC_BUILTIN_VEC_VMRGHW, | |
2650 | ALTIVEC_BUILTIN_VEC_VMRGLB, | |
2651 | ALTIVEC_BUILTIN_VEC_VMRGLH, | |
2652 | ALTIVEC_BUILTIN_VEC_VMRGLW, | |
2653 | ALTIVEC_BUILTIN_VEC_VMSUMMBM, | |
2654 | ALTIVEC_BUILTIN_VEC_VMSUMSHM, | |
2655 | ALTIVEC_BUILTIN_VEC_VMSUMSHS, | |
2656 | ALTIVEC_BUILTIN_VEC_VMSUMUBM, | |
2657 | ALTIVEC_BUILTIN_VEC_VMSUMUHM, | |
2658 | ALTIVEC_BUILTIN_VEC_VMSUMUHS, | |
2659 | ALTIVEC_BUILTIN_VEC_VMULESB, | |
2660 | ALTIVEC_BUILTIN_VEC_VMULESH, | |
2661 | ALTIVEC_BUILTIN_VEC_VMULEUB, | |
2662 | ALTIVEC_BUILTIN_VEC_VMULEUH, | |
2663 | ALTIVEC_BUILTIN_VEC_VMULOSB, | |
2664 | ALTIVEC_BUILTIN_VEC_VMULOSH, | |
2665 | ALTIVEC_BUILTIN_VEC_VMULOUB, | |
2666 | ALTIVEC_BUILTIN_VEC_VMULOUH, | |
2667 | ALTIVEC_BUILTIN_VEC_VPKSHSS, | |
2668 | ALTIVEC_BUILTIN_VEC_VPKSHUS, | |
2669 | ALTIVEC_BUILTIN_VEC_VPKSWSS, | |
2670 | ALTIVEC_BUILTIN_VEC_VPKSWUS, | |
2671 | ALTIVEC_BUILTIN_VEC_VPKUHUM, | |
2672 | ALTIVEC_BUILTIN_VEC_VPKUHUS, | |
2673 | ALTIVEC_BUILTIN_VEC_VPKUWUM, | |
2674 | ALTIVEC_BUILTIN_VEC_VPKUWUS, | |
2675 | ALTIVEC_BUILTIN_VEC_VRLB, | |
2676 | ALTIVEC_BUILTIN_VEC_VRLH, | |
2677 | ALTIVEC_BUILTIN_VEC_VRLW, | |
2678 | ALTIVEC_BUILTIN_VEC_VSLB, | |
2679 | ALTIVEC_BUILTIN_VEC_VSLH, | |
2680 | ALTIVEC_BUILTIN_VEC_VSLW, | |
2681 | ALTIVEC_BUILTIN_VEC_VSPLTB, | |
2682 | ALTIVEC_BUILTIN_VEC_VSPLTH, | |
2683 | ALTIVEC_BUILTIN_VEC_VSPLTW, | |
2684 | ALTIVEC_BUILTIN_VEC_VSRAB, | |
2685 | ALTIVEC_BUILTIN_VEC_VSRAH, | |
2686 | ALTIVEC_BUILTIN_VEC_VSRAW, | |
2687 | ALTIVEC_BUILTIN_VEC_VSRB, | |
2688 | ALTIVEC_BUILTIN_VEC_VSRH, | |
2689 | ALTIVEC_BUILTIN_VEC_VSRW, | |
2690 | ALTIVEC_BUILTIN_VEC_VSUBFP, | |
2691 | ALTIVEC_BUILTIN_VEC_VSUBSBS, | |
2692 | ALTIVEC_BUILTIN_VEC_VSUBSHS, | |
2693 | ALTIVEC_BUILTIN_VEC_VSUBSWS, | |
2694 | ALTIVEC_BUILTIN_VEC_VSUBUBM, | |
2695 | ALTIVEC_BUILTIN_VEC_VSUBUBS, | |
2696 | ALTIVEC_BUILTIN_VEC_VSUBUHM, | |
2697 | ALTIVEC_BUILTIN_VEC_VSUBUHS, | |
2698 | ALTIVEC_BUILTIN_VEC_VSUBUWM, | |
2699 | ALTIVEC_BUILTIN_VEC_VSUBUWS, | |
2700 | ALTIVEC_BUILTIN_VEC_VSUM4SBS, | |
2701 | ALTIVEC_BUILTIN_VEC_VSUM4SHS, | |
2702 | ALTIVEC_BUILTIN_VEC_VSUM4UBS, | |
2703 | ALTIVEC_BUILTIN_VEC_VUPKHPX, | |
2704 | ALTIVEC_BUILTIN_VEC_VUPKHSB, | |
2705 | ALTIVEC_BUILTIN_VEC_VUPKHSH, | |
2706 | ALTIVEC_BUILTIN_VEC_VUPKLPX, | |
2707 | ALTIVEC_BUILTIN_VEC_VUPKLSB, | |
2708 | ALTIVEC_BUILTIN_VEC_VUPKLSH, | |
2709 | ALTIVEC_BUILTIN_VEC_XOR, | |
2710 | ALTIVEC_BUILTIN_VEC_STEP, | |
2711 | ALTIVEC_BUILTIN_OVERLOADED_LAST = ALTIVEC_BUILTIN_VEC_STEP, | |
2712 | ||
a3170dc6 | 2713 | /* SPE builtins. */ |
8bb418a3 | 2714 | SPE_BUILTIN_EVADDW, |
a3170dc6 AH |
2715 | SPE_BUILTIN_EVAND, |
2716 | SPE_BUILTIN_EVANDC, | |
2717 | SPE_BUILTIN_EVDIVWS, | |
2718 | SPE_BUILTIN_EVDIVWU, | |
2719 | SPE_BUILTIN_EVEQV, | |
2720 | SPE_BUILTIN_EVFSADD, | |
2721 | SPE_BUILTIN_EVFSDIV, | |
2722 | SPE_BUILTIN_EVFSMUL, | |
2723 | SPE_BUILTIN_EVFSSUB, | |
2724 | SPE_BUILTIN_EVLDDX, | |
2725 | SPE_BUILTIN_EVLDHX, | |
2726 | SPE_BUILTIN_EVLDWX, | |
2727 | SPE_BUILTIN_EVLHHESPLATX, | |
2728 | SPE_BUILTIN_EVLHHOSSPLATX, | |
2729 | SPE_BUILTIN_EVLHHOUSPLATX, | |
2730 | SPE_BUILTIN_EVLWHEX, | |
2731 | SPE_BUILTIN_EVLWHOSX, | |
2732 | SPE_BUILTIN_EVLWHOUX, | |
2733 | SPE_BUILTIN_EVLWHSPLATX, | |
2734 | SPE_BUILTIN_EVLWWSPLATX, | |
2735 | SPE_BUILTIN_EVMERGEHI, | |
2736 | SPE_BUILTIN_EVMERGEHILO, | |
2737 | SPE_BUILTIN_EVMERGELO, | |
2738 | SPE_BUILTIN_EVMERGELOHI, | |
2739 | SPE_BUILTIN_EVMHEGSMFAA, | |
2740 | SPE_BUILTIN_EVMHEGSMFAN, | |
2741 | SPE_BUILTIN_EVMHEGSMIAA, | |
2742 | SPE_BUILTIN_EVMHEGSMIAN, | |
2743 | SPE_BUILTIN_EVMHEGUMIAA, | |
2744 | SPE_BUILTIN_EVMHEGUMIAN, | |
2745 | SPE_BUILTIN_EVMHESMF, | |
2746 | SPE_BUILTIN_EVMHESMFA, | |
2747 | SPE_BUILTIN_EVMHESMFAAW, | |
2748 | SPE_BUILTIN_EVMHESMFANW, | |
2749 | SPE_BUILTIN_EVMHESMI, | |
2750 | SPE_BUILTIN_EVMHESMIA, | |
2751 | SPE_BUILTIN_EVMHESMIAAW, | |
2752 | SPE_BUILTIN_EVMHESMIANW, | |
2753 | SPE_BUILTIN_EVMHESSF, | |
2754 | SPE_BUILTIN_EVMHESSFA, | |
2755 | SPE_BUILTIN_EVMHESSFAAW, | |
2756 | SPE_BUILTIN_EVMHESSFANW, | |
2757 | SPE_BUILTIN_EVMHESSIAAW, | |
2758 | SPE_BUILTIN_EVMHESSIANW, | |
2759 | SPE_BUILTIN_EVMHEUMI, | |
2760 | SPE_BUILTIN_EVMHEUMIA, | |
2761 | SPE_BUILTIN_EVMHEUMIAAW, | |
2762 | SPE_BUILTIN_EVMHEUMIANW, | |
2763 | SPE_BUILTIN_EVMHEUSIAAW, | |
2764 | SPE_BUILTIN_EVMHEUSIANW, | |
2765 | SPE_BUILTIN_EVMHOGSMFAA, | |
2766 | SPE_BUILTIN_EVMHOGSMFAN, | |
2767 | SPE_BUILTIN_EVMHOGSMIAA, | |
2768 | SPE_BUILTIN_EVMHOGSMIAN, | |
2769 | SPE_BUILTIN_EVMHOGUMIAA, | |
2770 | SPE_BUILTIN_EVMHOGUMIAN, | |
2771 | SPE_BUILTIN_EVMHOSMF, | |
2772 | SPE_BUILTIN_EVMHOSMFA, | |
2773 | SPE_BUILTIN_EVMHOSMFAAW, | |
2774 | SPE_BUILTIN_EVMHOSMFANW, | |
2775 | SPE_BUILTIN_EVMHOSMI, | |
2776 | SPE_BUILTIN_EVMHOSMIA, | |
2777 | SPE_BUILTIN_EVMHOSMIAAW, | |
2778 | SPE_BUILTIN_EVMHOSMIANW, | |
2779 | SPE_BUILTIN_EVMHOSSF, | |
2780 | SPE_BUILTIN_EVMHOSSFA, | |
2781 | SPE_BUILTIN_EVMHOSSFAAW, | |
2782 | SPE_BUILTIN_EVMHOSSFANW, | |
2783 | SPE_BUILTIN_EVMHOSSIAAW, | |
2784 | SPE_BUILTIN_EVMHOSSIANW, | |
2785 | SPE_BUILTIN_EVMHOUMI, | |
2786 | SPE_BUILTIN_EVMHOUMIA, | |
2787 | SPE_BUILTIN_EVMHOUMIAAW, | |
2788 | SPE_BUILTIN_EVMHOUMIANW, | |
2789 | SPE_BUILTIN_EVMHOUSIAAW, | |
2790 | SPE_BUILTIN_EVMHOUSIANW, | |
2791 | SPE_BUILTIN_EVMWHSMF, | |
2792 | SPE_BUILTIN_EVMWHSMFA, | |
2793 | SPE_BUILTIN_EVMWHSMI, | |
2794 | SPE_BUILTIN_EVMWHSMIA, | |
2795 | SPE_BUILTIN_EVMWHSSF, | |
2796 | SPE_BUILTIN_EVMWHSSFA, | |
2797 | SPE_BUILTIN_EVMWHUMI, | |
2798 | SPE_BUILTIN_EVMWHUMIA, | |
a3170dc6 AH |
2799 | SPE_BUILTIN_EVMWLSMIAAW, |
2800 | SPE_BUILTIN_EVMWLSMIANW, | |
a3170dc6 AH |
2801 | SPE_BUILTIN_EVMWLSSIAAW, |
2802 | SPE_BUILTIN_EVMWLSSIANW, | |
2803 | SPE_BUILTIN_EVMWLUMI, | |
2804 | SPE_BUILTIN_EVMWLUMIA, | |
2805 | SPE_BUILTIN_EVMWLUMIAAW, | |
2806 | SPE_BUILTIN_EVMWLUMIANW, | |
2807 | SPE_BUILTIN_EVMWLUSIAAW, | |
2808 | SPE_BUILTIN_EVMWLUSIANW, | |
2809 | SPE_BUILTIN_EVMWSMF, | |
2810 | SPE_BUILTIN_EVMWSMFA, | |
2811 | SPE_BUILTIN_EVMWSMFAA, | |
2812 | SPE_BUILTIN_EVMWSMFAN, | |
2813 | SPE_BUILTIN_EVMWSMI, | |
2814 | SPE_BUILTIN_EVMWSMIA, | |
2815 | SPE_BUILTIN_EVMWSMIAA, | |
2816 | SPE_BUILTIN_EVMWSMIAN, | |
2817 | SPE_BUILTIN_EVMWHSSFAA, | |
2818 | SPE_BUILTIN_EVMWSSF, | |
2819 | SPE_BUILTIN_EVMWSSFA, | |
2820 | SPE_BUILTIN_EVMWSSFAA, | |
2821 | SPE_BUILTIN_EVMWSSFAN, | |
2822 | SPE_BUILTIN_EVMWUMI, | |
2823 | SPE_BUILTIN_EVMWUMIA, | |
2824 | SPE_BUILTIN_EVMWUMIAA, | |
2825 | SPE_BUILTIN_EVMWUMIAN, | |
2826 | SPE_BUILTIN_EVNAND, | |
2827 | SPE_BUILTIN_EVNOR, | |
2828 | SPE_BUILTIN_EVOR, | |
2829 | SPE_BUILTIN_EVORC, | |
2830 | SPE_BUILTIN_EVRLW, | |
2831 | SPE_BUILTIN_EVSLW, | |
2832 | SPE_BUILTIN_EVSRWS, | |
2833 | SPE_BUILTIN_EVSRWU, | |
2834 | SPE_BUILTIN_EVSTDDX, | |
2835 | SPE_BUILTIN_EVSTDHX, | |
2836 | SPE_BUILTIN_EVSTDWX, | |
2837 | SPE_BUILTIN_EVSTWHEX, | |
2838 | SPE_BUILTIN_EVSTWHOX, | |
2839 | SPE_BUILTIN_EVSTWWEX, | |
2840 | SPE_BUILTIN_EVSTWWOX, | |
2841 | SPE_BUILTIN_EVSUBFW, | |
2842 | SPE_BUILTIN_EVXOR, | |
2843 | SPE_BUILTIN_EVABS, | |
2844 | SPE_BUILTIN_EVADDSMIAAW, | |
2845 | SPE_BUILTIN_EVADDSSIAAW, | |
2846 | SPE_BUILTIN_EVADDUMIAAW, | |
2847 | SPE_BUILTIN_EVADDUSIAAW, | |
2848 | SPE_BUILTIN_EVCNTLSW, | |
2849 | SPE_BUILTIN_EVCNTLZW, | |
2850 | SPE_BUILTIN_EVEXTSB, | |
2851 | SPE_BUILTIN_EVEXTSH, | |
2852 | SPE_BUILTIN_EVFSABS, | |
2853 | SPE_BUILTIN_EVFSCFSF, | |
2854 | SPE_BUILTIN_EVFSCFSI, | |
2855 | SPE_BUILTIN_EVFSCFUF, | |
2856 | SPE_BUILTIN_EVFSCFUI, | |
2857 | SPE_BUILTIN_EVFSCTSF, | |
2858 | SPE_BUILTIN_EVFSCTSI, | |
2859 | SPE_BUILTIN_EVFSCTSIZ, | |
2860 | SPE_BUILTIN_EVFSCTUF, | |
2861 | SPE_BUILTIN_EVFSCTUI, | |
2862 | SPE_BUILTIN_EVFSCTUIZ, | |
2863 | SPE_BUILTIN_EVFSNABS, | |
2864 | SPE_BUILTIN_EVFSNEG, | |
2865 | SPE_BUILTIN_EVMRA, | |
2866 | SPE_BUILTIN_EVNEG, | |
2867 | SPE_BUILTIN_EVRNDW, | |
2868 | SPE_BUILTIN_EVSUBFSMIAAW, | |
2869 | SPE_BUILTIN_EVSUBFSSIAAW, | |
2870 | SPE_BUILTIN_EVSUBFUMIAAW, | |
2871 | SPE_BUILTIN_EVSUBFUSIAAW, | |
2872 | SPE_BUILTIN_EVADDIW, | |
2873 | SPE_BUILTIN_EVLDD, | |
2874 | SPE_BUILTIN_EVLDH, | |
2875 | SPE_BUILTIN_EVLDW, | |
2876 | SPE_BUILTIN_EVLHHESPLAT, | |
2877 | SPE_BUILTIN_EVLHHOSSPLAT, | |
2878 | SPE_BUILTIN_EVLHHOUSPLAT, | |
2879 | SPE_BUILTIN_EVLWHE, | |
2880 | SPE_BUILTIN_EVLWHOS, | |
2881 | SPE_BUILTIN_EVLWHOU, | |
2882 | SPE_BUILTIN_EVLWHSPLAT, | |
2883 | SPE_BUILTIN_EVLWWSPLAT, | |
2884 | SPE_BUILTIN_EVRLWI, | |
2885 | SPE_BUILTIN_EVSLWI, | |
2886 | SPE_BUILTIN_EVSRWIS, | |
2887 | SPE_BUILTIN_EVSRWIU, | |
2888 | SPE_BUILTIN_EVSTDD, | |
2889 | SPE_BUILTIN_EVSTDH, | |
2890 | SPE_BUILTIN_EVSTDW, | |
2891 | SPE_BUILTIN_EVSTWHE, | |
2892 | SPE_BUILTIN_EVSTWHO, | |
2893 | SPE_BUILTIN_EVSTWWE, | |
2894 | SPE_BUILTIN_EVSTWWO, | |
2895 | SPE_BUILTIN_EVSUBIFW, | |
2896 | ||
2897 | /* Compares. */ | |
2898 | SPE_BUILTIN_EVCMPEQ, | |
2899 | SPE_BUILTIN_EVCMPGTS, | |
2900 | SPE_BUILTIN_EVCMPGTU, | |
2901 | SPE_BUILTIN_EVCMPLTS, | |
2902 | SPE_BUILTIN_EVCMPLTU, | |
2903 | SPE_BUILTIN_EVFSCMPEQ, | |
2904 | SPE_BUILTIN_EVFSCMPGT, | |
2905 | SPE_BUILTIN_EVFSCMPLT, | |
2906 | SPE_BUILTIN_EVFSTSTEQ, | |
2907 | SPE_BUILTIN_EVFSTSTGT, | |
2908 | SPE_BUILTIN_EVFSTSTLT, | |
2909 | ||
2910 | /* EVSEL compares. */ | |
2911 | SPE_BUILTIN_EVSEL_CMPEQ, | |
2912 | SPE_BUILTIN_EVSEL_CMPGTS, | |
2913 | SPE_BUILTIN_EVSEL_CMPGTU, | |
2914 | SPE_BUILTIN_EVSEL_CMPLTS, | |
2915 | SPE_BUILTIN_EVSEL_CMPLTU, | |
2916 | SPE_BUILTIN_EVSEL_FSCMPEQ, | |
2917 | SPE_BUILTIN_EVSEL_FSCMPGT, | |
2918 | SPE_BUILTIN_EVSEL_FSCMPLT, | |
2919 | SPE_BUILTIN_EVSEL_FSTSTEQ, | |
2920 | SPE_BUILTIN_EVSEL_FSTSTGT, | |
2921 | SPE_BUILTIN_EVSEL_FSTSTLT, | |
2922 | ||
2923 | SPE_BUILTIN_EVSPLATFI, | |
2924 | SPE_BUILTIN_EVSPLATI, | |
2925 | SPE_BUILTIN_EVMWHSSMAA, | |
2926 | SPE_BUILTIN_EVMWHSMFAA, | |
2927 | SPE_BUILTIN_EVMWHSMIAA, | |
2928 | SPE_BUILTIN_EVMWHUSIAA, | |
2929 | SPE_BUILTIN_EVMWHUMIAA, | |
2930 | SPE_BUILTIN_EVMWHSSFAN, | |
2931 | SPE_BUILTIN_EVMWHSSIAN, | |
2932 | SPE_BUILTIN_EVMWHSMFAN, | |
2933 | SPE_BUILTIN_EVMWHSMIAN, | |
2934 | SPE_BUILTIN_EVMWHUSIAN, | |
2935 | SPE_BUILTIN_EVMWHUMIAN, | |
2936 | SPE_BUILTIN_EVMWHGSSFAA, | |
2937 | SPE_BUILTIN_EVMWHGSMFAA, | |
2938 | SPE_BUILTIN_EVMWHGSMIAA, | |
2939 | SPE_BUILTIN_EVMWHGUMIAA, | |
2940 | SPE_BUILTIN_EVMWHGSSFAN, | |
2941 | SPE_BUILTIN_EVMWHGSMFAN, | |
2942 | SPE_BUILTIN_EVMWHGSMIAN, | |
2943 | SPE_BUILTIN_EVMWHGUMIAN, | |
2944 | SPE_BUILTIN_MTSPEFSCR, | |
2945 | SPE_BUILTIN_MFSPEFSCR, | |
58646b77 PB |
2946 | SPE_BUILTIN_BRINC, |
2947 | ||
2948 | RS6000_BUILTIN_COUNT | |
2949 | }; | |
2950 | ||
2951 | enum rs6000_builtin_type_index | |
2952 | { | |
2953 | RS6000_BTI_NOT_OPAQUE, | |
2954 | RS6000_BTI_opaque_V2SI, | |
2955 | RS6000_BTI_opaque_V2SF, | |
2956 | RS6000_BTI_opaque_p_V2SI, | |
2957 | RS6000_BTI_opaque_V4SI, | |
2958 | RS6000_BTI_V16QI, | |
2959 | RS6000_BTI_V2SI, | |
2960 | RS6000_BTI_V2SF, | |
2961 | RS6000_BTI_V4HI, | |
2962 | RS6000_BTI_V4SI, | |
2963 | RS6000_BTI_V4SF, | |
2964 | RS6000_BTI_V8HI, | |
2965 | RS6000_BTI_unsigned_V16QI, | |
2966 | RS6000_BTI_unsigned_V8HI, | |
2967 | RS6000_BTI_unsigned_V4SI, | |
2968 | RS6000_BTI_bool_char, /* __bool char */ | |
2969 | RS6000_BTI_bool_short, /* __bool short */ | |
2970 | RS6000_BTI_bool_int, /* __bool int */ | |
2971 | RS6000_BTI_pixel, /* __pixel */ | |
2972 | RS6000_BTI_bool_V16QI, /* __vector __bool char */ | |
2973 | RS6000_BTI_bool_V8HI, /* __vector __bool short */ | |
2974 | RS6000_BTI_bool_V4SI, /* __vector __bool int */ | |
2975 | RS6000_BTI_pixel_V8HI, /* __vector __pixel */ | |
2976 | RS6000_BTI_long, /* long_integer_type_node */ | |
2977 | RS6000_BTI_unsigned_long, /* long_unsigned_type_node */ | |
2978 | RS6000_BTI_INTQI, /* intQI_type_node */ | |
2979 | RS6000_BTI_UINTQI, /* unsigned_intQI_type_node */ | |
2980 | RS6000_BTI_INTHI, /* intHI_type_node */ | |
2981 | RS6000_BTI_UINTHI, /* unsigned_intHI_type_node */ | |
2982 | RS6000_BTI_INTSI, /* intSI_type_node */ | |
2983 | RS6000_BTI_UINTSI, /* unsigned_intSI_type_node */ | |
2984 | RS6000_BTI_float, /* float_type_node */ | |
2985 | RS6000_BTI_void, /* void_type_node */ | |
2986 | RS6000_BTI_MAX | |
0ac081f6 | 2987 | }; |
58646b77 PB |
2988 | |
2989 | ||
2990 | #define opaque_V2SI_type_node (rs6000_builtin_types[RS6000_BTI_opaque_V2SI]) | |
2991 | #define opaque_V2SF_type_node (rs6000_builtin_types[RS6000_BTI_opaque_V2SF]) | |
2992 | #define opaque_p_V2SI_type_node (rs6000_builtin_types[RS6000_BTI_opaque_p_V2SI]) | |
2993 | #define opaque_V4SI_type_node (rs6000_builtin_types[RS6000_BTI_opaque_V4SI]) | |
2994 | #define V16QI_type_node (rs6000_builtin_types[RS6000_BTI_V16QI]) | |
2995 | #define V2SI_type_node (rs6000_builtin_types[RS6000_BTI_V2SI]) | |
2996 | #define V2SF_type_node (rs6000_builtin_types[RS6000_BTI_V2SF]) | |
2997 | #define V4HI_type_node (rs6000_builtin_types[RS6000_BTI_V4HI]) | |
2998 | #define V4SI_type_node (rs6000_builtin_types[RS6000_BTI_V4SI]) | |
2999 | #define V4SF_type_node (rs6000_builtin_types[RS6000_BTI_V4SF]) | |
3000 | #define V8HI_type_node (rs6000_builtin_types[RS6000_BTI_V8HI]) | |
3001 | #define unsigned_V16QI_type_node (rs6000_builtin_types[RS6000_BTI_unsigned_V16QI]) | |
3002 | #define unsigned_V8HI_type_node (rs6000_builtin_types[RS6000_BTI_unsigned_V8HI]) | |
3003 | #define unsigned_V4SI_type_node (rs6000_builtin_types[RS6000_BTI_unsigned_V4SI]) | |
3004 | #define bool_char_type_node (rs6000_builtin_types[RS6000_BTI_bool_char]) | |
3005 | #define bool_short_type_node (rs6000_builtin_types[RS6000_BTI_bool_short]) | |
3006 | #define bool_int_type_node (rs6000_builtin_types[RS6000_BTI_bool_int]) | |
3007 | #define pixel_type_node (rs6000_builtin_types[RS6000_BTI_pixel]) | |
3008 | #define bool_V16QI_type_node (rs6000_builtin_types[RS6000_BTI_bool_V16QI]) | |
3009 | #define bool_V8HI_type_node (rs6000_builtin_types[RS6000_BTI_bool_V8HI]) | |
3010 | #define bool_V4SI_type_node (rs6000_builtin_types[RS6000_BTI_bool_V4SI]) | |
3011 | #define pixel_V8HI_type_node (rs6000_builtin_types[RS6000_BTI_pixel_V8HI]) | |
3012 | ||
3013 | #define long_integer_type_internal_node (rs6000_builtin_types[RS6000_BTI_long]) | |
3014 | #define long_unsigned_type_internal_node (rs6000_builtin_types[RS6000_BTI_unsigned_long]) | |
3015 | #define intQI_type_internal_node (rs6000_builtin_types[RS6000_BTI_INTQI]) | |
3016 | #define uintQI_type_internal_node (rs6000_builtin_types[RS6000_BTI_UINTQI]) | |
3017 | #define intHI_type_internal_node (rs6000_builtin_types[RS6000_BTI_INTHI]) | |
3018 | #define uintHI_type_internal_node (rs6000_builtin_types[RS6000_BTI_UINTHI]) | |
3019 | #define intSI_type_internal_node (rs6000_builtin_types[RS6000_BTI_INTSI]) | |
3020 | #define uintSI_type_internal_node (rs6000_builtin_types[RS6000_BTI_UINTSI]) | |
3021 | #define float_type_internal_node (rs6000_builtin_types[RS6000_BTI_float]) | |
3022 | #define void_type_internal_node (rs6000_builtin_types[RS6000_BTI_void]) | |
3023 | ||
3024 | extern GTY(()) tree rs6000_builtin_types[RS6000_BTI_MAX]; | |
3025 | extern GTY(()) tree rs6000_builtin_decls[RS6000_BUILTIN_COUNT]; | |
3026 |