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75a70cf9 | 1 | /* This file contains the definitions of the GIMPLE IR tuples used in GCC. |
2 | ||
fbd26352 | 3 | Copyright (C) 2007-2019 Free Software Foundation, Inc. |
75a70cf9 | 4 | Contributed by Aldy Hernandez <aldyh@redhat.com> |
5 | ||
6 | This file is part of GCC. | |
7 | ||
8 | GCC is free software; you can redistribute it and/or modify it under | |
9 | the terms of the GNU General Public License as published by the Free | |
10 | Software Foundation; either version 3, or (at your option) any later | |
11 | version. | |
12 | ||
13 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
14 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 | for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with GCC; see the file COPYING3. If not see | |
20 | <http://www.gnu.org/licenses/>. */ | |
21 | ||
22 | /* The format of this file is | |
1fed3255 | 23 | DEFGSCODE(GIMPLE_symbol, printable name, GSS_symbol). */ |
75a70cf9 | 24 | |
75a70cf9 | 25 | |
26 | /* Error marker. This is used in similar ways as ERROR_MARK in tree.def. */ | |
1fed3255 | 27 | DEFGSCODE(GIMPLE_ERROR_MARK, "gimple_error_mark", GSS_BASE) |
75a70cf9 | 28 | |
29 | /* IMPORTANT. Do not rearrange the codes between GIMPLE_COND and | |
30 | GIMPLE_RETURN. The ordering is exposed by gimple_has_ops calls. | |
31 | These are all the GIMPLE statements with register operands. */ | |
32 | ||
33 | /* GIMPLE_COND <COND_CODE, OP1, OP2, TRUE_LABEL, FALSE_LABEL> | |
34 | represents the conditional jump: | |
48e1416a | 35 | |
75a70cf9 | 36 | if (OP1 COND_CODE OP2) goto TRUE_LABEL else goto FALSE_LABEL |
37 | ||
38 | COND_CODE is the tree code used as the comparison predicate. It | |
39 | must be of class tcc_comparison. | |
40 | ||
41 | OP1 and OP2 are the operands used in the comparison. They must be | |
42 | accepted by is_gimple_operand. | |
43 | ||
44 | TRUE_LABEL and FALSE_LABEL are the LABEL_DECL nodes used as the | |
45 | jump target for the comparison. */ | |
1fed3255 | 46 | DEFGSCODE(GIMPLE_COND, "gimple_cond", GSS_WITH_OPS) |
75a70cf9 | 47 | |
9845d120 | 48 | /* GIMPLE_DEBUG represents a debug statement. */ |
1fed3255 | 49 | DEFGSCODE(GIMPLE_DEBUG, "gimple_debug", GSS_WITH_OPS) |
9845d120 | 50 | |
75a70cf9 | 51 | /* GIMPLE_GOTO <TARGET> represents unconditional jumps. |
52 | TARGET is a LABEL_DECL or an expression node for computed GOTOs. */ | |
1fed3255 | 53 | DEFGSCODE(GIMPLE_GOTO, "gimple_goto", GSS_WITH_OPS) |
75a70cf9 | 54 | |
55 | /* GIMPLE_LABEL <LABEL> represents label statements. LABEL is a | |
56 | LABEL_DECL representing a jump target. */ | |
1fed3255 | 57 | DEFGSCODE(GIMPLE_LABEL, "gimple_label", GSS_WITH_OPS) |
75a70cf9 | 58 | |
59 | /* GIMPLE_SWITCH <INDEX, DEFAULT_LAB, LAB1, ..., LABN> represents the | |
60 | multiway branch: | |
61 | ||
62 | switch (INDEX) | |
63 | { | |
64 | case LAB1: ...; break; | |
65 | ... | |
66 | case LABN: ...; break; | |
67 | default: ... | |
68 | } | |
69 | ||
70 | INDEX is the variable evaluated to decide which label to jump to. | |
71 | ||
72 | DEFAULT_LAB, LAB1 ... LABN are the tree nodes representing case labels. | |
73 | They must be CASE_LABEL_EXPR nodes. */ | |
1fed3255 | 74 | DEFGSCODE(GIMPLE_SWITCH, "gimple_switch", GSS_WITH_OPS) |
75a70cf9 | 75 | |
75a70cf9 | 76 | /* IMPORTANT. |
48e1416a | 77 | |
75a70cf9 | 78 | Do not rearrange the codes between GIMPLE_ASSIGN and GIMPLE_RETURN. |
79 | It's exposed by GIMPLE_RANGE_CHECK calls. These are all the GIMPLE | |
80 | statements with memory and register operands. */ | |
81 | ||
82 | /* GIMPLE_ASSIGN <SUBCODE, LHS, RHS1[, RHS2]> represents the assignment | |
83 | statement | |
84 | ||
85 | LHS = RHS1 SUBCODE RHS2. | |
86 | ||
87 | SUBCODE is the tree code for the expression computed by the RHS of the | |
88 | assignment. It must be one of the tree codes accepted by | |
618b10bf | 89 | get_gimple_rhs_class. If LHS is not a gimple register according to |
90 | is_gimple_reg, SUBCODE must be of class GIMPLE_SINGLE_RHS. | |
75a70cf9 | 91 | |
92 | LHS is the operand on the LHS of the assignment. It must be a tree node | |
618b10bf | 93 | accepted by is_gimple_lvalue. |
75a70cf9 | 94 | |
618b10bf | 95 | RHS1 is the first operand on the RHS of the assignment. It must always be |
96 | present. It must be a tree node accepted by is_gimple_val. | |
75a70cf9 | 97 | |
618b10bf | 98 | RHS2 is the second operand on the RHS of the assignment. It must be a tree |
99 | node accepted by is_gimple_val. This argument exists only if SUBCODE is | |
75a70cf9 | 100 | of class GIMPLE_BINARY_RHS. */ |
1fed3255 | 101 | DEFGSCODE(GIMPLE_ASSIGN, "gimple_assign", GSS_WITH_MEM_OPS) |
75a70cf9 | 102 | |
103 | /* GIMPLE_ASM <STRING, I1, ..., IN, O1, ... OM, C1, ..., CP> | |
104 | represents inline assembly statements. | |
105 | ||
106 | STRING is the string containing the assembly statements. | |
107 | I1 ... IN are the N input operands. | |
108 | O1 ... OM are the M output operands. | |
78f55ca8 | 109 | C1 ... CP are the P clobber operands. |
110 | L1 ... LQ are the Q label operands. */ | |
1fed3255 | 111 | DEFGSCODE(GIMPLE_ASM, "gimple_asm", GSS_ASM) |
75a70cf9 | 112 | |
113 | /* GIMPLE_CALL <FN, LHS, ARG1, ..., ARGN[, CHAIN]> represents function | |
114 | calls. | |
115 | ||
116 | FN is the callee. It must be accepted by is_gimple_call_addr. | |
117 | ||
118 | LHS is the operand where the return value from FN is stored. It may | |
119 | be NULL. | |
120 | ||
121 | ARG1 ... ARGN are the arguments. They must all be accepted by | |
122 | is_gimple_operand. | |
123 | ||
124 | CHAIN is the optional static chain link for nested functions. */ | |
cb245216 | 125 | DEFGSCODE(GIMPLE_CALL, "gimple_call", GSS_CALL) |
75a70cf9 | 126 | |
4c0315d0 | 127 | /* GIMPLE_TRANSACTION <BODY, LABEL> represents __transaction_atomic and |
128 | __transaction_relaxed blocks. | |
129 | BODY is the sequence of statements inside the transaction. | |
130 | LABEL is a label for the statement immediately following the | |
131 | transaction. This is before RETURN so that it has MEM_OPS, | |
132 | so that it can clobber global memory. */ | |
133 | DEFGSCODE(GIMPLE_TRANSACTION, "gimple_transaction", GSS_TRANSACTION) | |
134 | ||
75a70cf9 | 135 | /* GIMPLE_RETURN <RETVAL> represents return statements. |
136 | ||
137 | RETVAL is the value to return or NULL. If a value is returned it | |
138 | must be accepted by is_gimple_operand. */ | |
1fed3255 | 139 | DEFGSCODE(GIMPLE_RETURN, "gimple_return", GSS_WITH_MEM_OPS) |
75a70cf9 | 140 | |
141 | /* GIMPLE_BIND <VARS, BLOCK, BODY> represents a lexical scope. | |
142 | VARS is the set of variables declared in that scope. | |
48e1416a | 143 | BLOCK is the symbol binding block used for debug information. |
75a70cf9 | 144 | BODY is the sequence of statements in the scope. */ |
1fed3255 | 145 | DEFGSCODE(GIMPLE_BIND, "gimple_bind", GSS_BIND) |
75a70cf9 | 146 | |
147 | /* GIMPLE_CATCH <TYPES, HANDLER> represents a typed exception handler. | |
148 | TYPES is the type (or list of types) handled. HANDLER is the | |
149 | sequence of statements that handle these types. */ | |
1fed3255 | 150 | DEFGSCODE(GIMPLE_CATCH, "gimple_catch", GSS_CATCH) |
75a70cf9 | 151 | |
152 | /* GIMPLE_EH_FILTER <TYPES, FAILURE> represents an exception | |
153 | specification. TYPES is a list of allowed types and FAILURE is the | |
154 | sequence of statements to execute on failure. */ | |
1fed3255 | 155 | DEFGSCODE(GIMPLE_EH_FILTER, "gimple_eh_filter", GSS_EH_FILTER) |
75a70cf9 | 156 | |
e38def9c | 157 | /* GIMPLE_EH_MUST_NOT_THROW <DECL> represents an exception barrier. |
158 | DECL is a noreturn function decl taking no arguments that will | |
159 | be invoked if an exception propagates to this point. */ | |
160 | DEFGSCODE(GIMPLE_EH_MUST_NOT_THROW, "gimple_eh_must_not_throw", GSS_EH_MNT) | |
161 | ||
4c0315d0 | 162 | /* GIMPLE_EH_ELSE <N_BODY, E_BODY> must be the sole contents of |
163 | a GIMPLE_TRY_FINALLY node. For all normal exits from the try block, | |
164 | N_BODY is run; for all exception exits from the try block, | |
165 | E_BODY is run. */ | |
166 | DEFGSCODE(GIMPLE_EH_ELSE, "gimple_eh_else", GSS_EH_ELSE) | |
167 | ||
e38def9c | 168 | /* GIMPLE_RESX resumes execution after an exception. */ |
169 | DEFGSCODE(GIMPLE_RESX, "gimple_resx", GSS_EH_CTRL) | |
170 | ||
171 | /* GIMPLE_EH_DISPATCH demultiplexes an exception edge based on | |
172 | the FILTER argument. */ | |
173 | DEFGSCODE(GIMPLE_EH_DISPATCH, "gimple_eh_dispatch", GSS_EH_CTRL) | |
174 | ||
75a70cf9 | 175 | /* GIMPLE_PHI <RESULT, ARG1, ..., ARGN> represents the PHI node |
176 | ||
177 | RESULT = PHI <ARG1, ..., ARGN> | |
178 | ||
179 | RESULT is the SSA name created by this PHI node. | |
180 | ||
181 | ARG1 ... ARGN are the arguments to the PHI node. N must be | |
182 | exactly the same as the number of incoming edges to the basic block | |
183 | holding the PHI node. Every argument is either an SSA name or a | |
184 | tree node of class tcc_constant. */ | |
1fed3255 | 185 | DEFGSCODE(GIMPLE_PHI, "gimple_phi", GSS_PHI) |
75a70cf9 | 186 | |
75a70cf9 | 187 | /* GIMPLE_TRY <TRY_KIND, EVAL, CLEANUP> |
188 | represents a try/catch or a try/finally statement. | |
189 | ||
190 | TRY_KIND is either GIMPLE_TRY_CATCH or GIMPLE_TRY_FINALLY. | |
191 | ||
192 | EVAL is the sequence of statements to execute on entry to GIMPLE_TRY. | |
193 | ||
194 | CLEANUP is the sequence of statements to execute according to | |
195 | TRY_KIND. If TRY_KIND is GIMPLE_TRY_CATCH, CLEANUP is only exected | |
196 | if an exception is thrown during execution of EVAL. If TRY_KIND is | |
197 | GIMPLE_TRY_FINALLY, CLEANUP is always executed after executing EVAL | |
198 | (regardless of whether EVAL finished normally, or jumped out or an | |
199 | exception was thrown). */ | |
1fed3255 | 200 | DEFGSCODE(GIMPLE_TRY, "gimple_try", GSS_TRY) |
75a70cf9 | 201 | |
202 | /* GIMPLE_NOP represents the "do nothing" statement. */ | |
1fed3255 | 203 | DEFGSCODE(GIMPLE_NOP, "gimple_nop", GSS_BASE) |
75a70cf9 | 204 | |
205 | ||
206 | /* IMPORTANT. | |
48e1416a | 207 | |
75a70cf9 | 208 | Do not rearrange any of the GIMPLE_OMP_* codes. This ordering is |
209 | exposed by the range check in gimple_omp_subcode(). */ | |
210 | ||
211 | ||
212 | /* Tuples used for lowering of OMP_ATOMIC. Although the form of the OMP_ATOMIC | |
213 | expression is very simple (just in form mem op= expr), various implicit | |
214 | conversions may cause the expression to become more complex, so that it does | |
215 | not fit the gimple grammar very well. To overcome this problem, OMP_ATOMIC | |
216 | is rewritten as a sequence of two codes in gimplification: | |
217 | ||
218 | GIMPLE_OMP_LOAD (tmp, mem) | |
219 | val = some computations involving tmp; | |
220 | GIMPLE_OMP_STORE (val). */ | |
1fed3255 | 221 | DEFGSCODE(GIMPLE_OMP_ATOMIC_LOAD, "gimple_omp_atomic_load", |
222 | GSS_OMP_ATOMIC_LOAD) | |
223 | DEFGSCODE(GIMPLE_OMP_ATOMIC_STORE, "gimple_omp_atomic_store", | |
a9035320 | 224 | GSS_OMP_ATOMIC_STORE_LAYOUT) |
75a70cf9 | 225 | |
226 | /* GIMPLE_OMP_CONTINUE marks the location of the loop or sections | |
227 | iteration in partially lowered OpenMP code. */ | |
1fed3255 | 228 | DEFGSCODE(GIMPLE_OMP_CONTINUE, "gimple_omp_continue", GSS_OMP_CONTINUE) |
75a70cf9 | 229 | |
230 | /* GIMPLE_OMP_CRITICAL <NAME, BODY> represents | |
231 | ||
232 | #pragma omp critical [name] | |
233 | ||
234 | NAME is the name given to the critical section. | |
235 | BODY is the sequence of statements that are inside the critical section. */ | |
1fed3255 | 236 | DEFGSCODE(GIMPLE_OMP_CRITICAL, "gimple_omp_critical", GSS_OMP_CRITICAL) |
75a70cf9 | 237 | |
238 | /* GIMPLE_OMP_FOR <BODY, CLAUSES, INDEX, INITIAL, FINAL, COND, INCR, PRE_BODY> | |
239 | represents | |
240 | ||
241 | PRE_BODY | |
242 | #pragma omp for [clause1 ... clauseN] | |
243 | for (INDEX = INITIAL; INDEX COND FINAL; INDEX {+=,-=} INCR) | |
244 | BODY | |
245 | ||
ca4c3545 | 246 | Likewise for: |
247 | #pragma acc loop [clause1 ... clauseN] | |
248 | ||
75a70cf9 | 249 | BODY is the loop body. |
250 | ||
251 | CLAUSES is the list of clauses. | |
252 | ||
253 | INDEX must be an integer or pointer variable, which is implicitly thread | |
254 | private. It must be accepted by is_gimple_operand. | |
255 | ||
256 | INITIAL is the initial value given to INDEX. It must be | |
257 | accepted by is_gimple_operand. | |
258 | ||
259 | FINAL is the final value that INDEX should take. It must | |
260 | be accepted by is_gimple_operand. | |
261 | ||
262 | COND is the condition code for the controlling predicate. It must | |
263 | be one of { <, >, <=, >= } | |
264 | ||
265 | INCR is the loop index increment. It must be tree node of type | |
266 | tcc_constant. | |
267 | ||
268 | PRE_BODY is a landing pad filled by the gimplifier with things from | |
269 | INIT, COND, and INCR that are technically part of the OMP_FOR | |
270 | structured block, but are evaluated before the loop body begins. | |
271 | ||
272 | INITIAL, FINAL and INCR are required to be loop invariant integer | |
273 | expressions that are evaluated without any synchronization. | |
274 | The evaluation order, frequency of evaluation and side-effects are | |
ca4c3545 | 275 | unspecified by the standards. */ |
1fed3255 | 276 | DEFGSCODE(GIMPLE_OMP_FOR, "gimple_omp_for", GSS_OMP_FOR) |
75a70cf9 | 277 | |
278 | /* GIMPLE_OMP_MASTER <BODY> represents #pragma omp master. | |
279 | BODY is the sequence of statements to execute in the master section. */ | |
1fed3255 | 280 | DEFGSCODE(GIMPLE_OMP_MASTER, "gimple_omp_master", GSS_OMP) |
75a70cf9 | 281 | |
7e5a76c8 | 282 | /* GIMPLE_OMP_TASKGROUP <BODY, CLAUSES> represents #pragma omp taskgroup. |
283 | BODY is the sequence of statements inside the taskgroup section. | |
284 | CLAUSES is an OMP_CLAUSE chain holding the associated clauses. */ | |
285 | DEFGSCODE(GIMPLE_OMP_TASKGROUP, "gimple_omp_taskgroup", GSS_OMP_SINGLE_LAYOUT) | |
bc7bff74 | 286 | |
75a70cf9 | 287 | /* GIMPLE_OMP_PARALLEL <BODY, CLAUSES, CHILD_FN, DATA_ARG> represents |
288 | ||
289 | #pragma omp parallel [CLAUSES] | |
290 | BODY | |
291 | ||
292 | BODY is a the sequence of statements to be executed by all threads. | |
293 | ||
3d483a94 | 294 | CLAUSES is an OMP_CLAUSE chain with all the clauses. |
75a70cf9 | 295 | |
296 | CHILD_FN is set when outlining the body of the parallel region. | |
297 | All the statements in BODY are moved into this newly created | |
298 | function when converting OMP constructs into low-GIMPLE. | |
299 | ||
300 | DATA_ARG is a local variable in the parent function containing data | |
301 | to be shared with CHILD_FN. This is used to implement all the data | |
302 | sharing clauses. */ | |
a9035320 | 303 | DEFGSCODE(GIMPLE_OMP_PARALLEL, "gimple_omp_parallel", GSS_OMP_PARALLEL_LAYOUT) |
75a70cf9 | 304 | |
305 | /* GIMPLE_OMP_TASK <BODY, CLAUSES, CHILD_FN, DATA_ARG, COPY_FN, | |
306 | ARG_SIZE, ARG_ALIGN> represents | |
307 | ||
308 | #pragma omp task [CLAUSES] | |
309 | BODY | |
310 | ||
311 | BODY is a the sequence of statements to be executed by all threads. | |
312 | ||
3d483a94 | 313 | CLAUSES is an OMP_CLAUSE chain with all the clauses. |
75a70cf9 | 314 | |
315 | CHILD_FN is set when outlining the body of the explicit task region. | |
316 | All the statements in BODY are moved into this newly created | |
317 | function when converting OMP constructs into low-GIMPLE. | |
318 | ||
319 | DATA_ARG is a local variable in the parent function containing data | |
320 | to be shared with CHILD_FN. This is used to implement all the data | |
321 | sharing clauses. | |
322 | ||
323 | COPY_FN is set when outlining the firstprivate var initialization. | |
324 | All the needed statements are emitted into the newly created | |
325 | function, or when only memcpy is needed, it is NULL. | |
326 | ||
327 | ARG_SIZE and ARG_ALIGN are the size and alignment of the incoming | |
328 | data area allocated by GOMP_task and passed to CHILD_FN. */ | |
1fed3255 | 329 | DEFGSCODE(GIMPLE_OMP_TASK, "gimple_omp_task", GSS_OMP_TASK) |
75a70cf9 | 330 | |
331 | /* OMP_RETURN marks the end of an OpenMP directive. */ | |
a9035320 | 332 | DEFGSCODE(GIMPLE_OMP_RETURN, "gimple_omp_return", GSS_OMP_ATOMIC_STORE_LAYOUT) |
75a70cf9 | 333 | |
70a6624c | 334 | /* GIMPLE_OMP_SCAN <BODY, CLAUSES> represents #pragma omp scan |
335 | BODY is the sequence of statements inside the single section. | |
336 | CLAUSES is an OMP_CLAUSE chain holding the associated clauses. */ | |
337 | DEFGSCODE(GIMPLE_OMP_SCAN, "gimple_omp_scan", GSS_OMP_SINGLE_LAYOUT) | |
338 | ||
75a70cf9 | 339 | /* OMP_SECTION <BODY> represents #pragma omp section. |
340 | BODY is the sequence of statements in the section body. */ | |
1fed3255 | 341 | DEFGSCODE(GIMPLE_OMP_SECTION, "gimple_omp_section", GSS_OMP) |
75a70cf9 | 342 | |
343 | /* OMP_SECTIONS <BODY, CLAUSES, CONTROL> represents #pragma omp sections. | |
344 | ||
345 | BODY is the sequence of statements in the sections body. | |
3d483a94 | 346 | CLAUSES is an OMP_CLAUSE chain holding the list of associated clauses. |
75a70cf9 | 347 | CONTROL is a VAR_DECL used for deciding which of the sections |
348 | to execute. */ | |
1fed3255 | 349 | DEFGSCODE(GIMPLE_OMP_SECTIONS, "gimple_omp_sections", GSS_OMP_SECTIONS) |
75a70cf9 | 350 | |
351 | /* GIMPLE_OMP_SECTIONS_SWITCH is a marker placed immediately after | |
352 | OMP_SECTIONS. It represents the GIMPLE_SWITCH used to decide which | |
353 | branch is taken. */ | |
1fed3255 | 354 | DEFGSCODE(GIMPLE_OMP_SECTIONS_SWITCH, "gimple_omp_sections_switch", GSS_BASE) |
75a70cf9 | 355 | |
356 | /* GIMPLE_OMP_SINGLE <BODY, CLAUSES> represents #pragma omp single | |
357 | BODY is the sequence of statements inside the single section. | |
3d483a94 | 358 | CLAUSES is an OMP_CLAUSE chain holding the associated clauses. */ |
a9035320 | 359 | DEFGSCODE(GIMPLE_OMP_SINGLE, "gimple_omp_single", GSS_OMP_SINGLE_LAYOUT) |
75a70cf9 | 360 | |
bc7bff74 | 361 | /* GIMPLE_OMP_TARGET <BODY, CLAUSES, CHILD_FN> represents |
ca4c3545 | 362 | #pragma acc {kernels,parallel,data,enter data,exit data,update} |
bc7bff74 | 363 | #pragma omp target {,data,update} |
ca4c3545 | 364 | BODY is the sequence of statements inside the construct |
365 | (NULL for some variants). | |
bc7bff74 | 366 | CLAUSES is an OMP_CLAUSE chain holding the associated clauses. |
ca4c3545 | 367 | CHILD_FN is set when outlining the body of the offloaded region. |
bc7bff74 | 368 | All the statements in BODY are moved into this newly created |
369 | function when converting OMP constructs into low-GIMPLE. | |
370 | DATA_ARG is a vec of 3 local variables in the parent function | |
371 | containing data to be mapped to CHILD_FN. This is used to | |
372 | implement the MAP clauses. */ | |
a9035320 | 373 | DEFGSCODE(GIMPLE_OMP_TARGET, "gimple_omp_target", GSS_OMP_PARALLEL_LAYOUT) |
bc7bff74 | 374 | |
7e5a76c8 | 375 | /* GIMPLE_OMP_TEAMS <BODY, CLAUSES, CHILD_FN, DATA_ARG> represents |
376 | #pragma omp teams | |
bc7bff74 | 377 | BODY is the sequence of statements inside the single section. |
7e5a76c8 | 378 | CLAUSES is an OMP_CLAUSE chain holding the associated clauses. |
379 | CHILD_FN and DATA_ARG like for GIMPLE_OMP_PARALLEL. */ | |
380 | DEFGSCODE(GIMPLE_OMP_TEAMS, "gimple_omp_teams", GSS_OMP_PARALLEL_LAYOUT) | |
bc7bff74 | 381 | |
43895be5 | 382 | /* GIMPLE_OMP_ORDERED <BODY, CLAUSES> represents #pragma omp ordered. |
383 | BODY is the sequence of statements to execute in the ordered section. | |
384 | CLAUSES is an OMP_CLAUSE chain holding the associated clauses. */ | |
385 | DEFGSCODE(GIMPLE_OMP_ORDERED, "gimple_omp_ordered", GSS_OMP_SINGLE_LAYOUT) | |
386 | ||
56686608 | 387 | /* GIMPLE_OMP_GRID_BODY <BODY> represents a parallel loop lowered for execution |
388 | on a GPU. It is an artificial statement created by omp lowering. */ | |
389 | DEFGSCODE(GIMPLE_OMP_GRID_BODY, "gimple_omp_gpukernel", GSS_OMP) | |
390 | ||
75a70cf9 | 391 | /* GIMPLE_PREDICT <PREDICT, OUTCOME> specifies a hint for branch prediction. |
392 | ||
393 | PREDICT is one of the predictors from predict.def. | |
394 | ||
395 | OUTCOME is NOT_TAKEN or TAKEN. */ | |
1fed3255 | 396 | DEFGSCODE(GIMPLE_PREDICT, "gimple_predict", GSS_BASE) |
75a70cf9 | 397 | |
398 | /* This node represents a cleanup expression. It is ONLY USED INTERNALLY | |
399 | by the gimplifier as a placeholder for cleanups, and its uses will be | |
400 | cleaned up by the time gimplification is done. | |
48e1416a | 401 | |
75a70cf9 | 402 | This tuple should not exist outside of the gimplifier proper. */ |
1fed3255 | 403 | DEFGSCODE(GIMPLE_WITH_CLEANUP_EXPR, "gimple_with_cleanup_expr", GSS_WCE) |