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annotate gcc/gimple.def @ 158:494b0b89df80 default tip
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| author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Mon, 25 May 2020 18:13:55 +0900 |
| parents | 1830386684a0 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* This file contains the definitions of the GIMPLE IR tuples used in GCC. |
| 2 | |
| 145 | 3 Copyright (C) 2007-2020 Free Software Foundation, Inc. |
| 0 | 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 | |
|
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23 DEFGSCODE(GIMPLE_symbol, printable name, GSS_symbol). */ |
| 0 | 24 |
| 25 | |
| 26 /* Error marker. This is used in similar ways as ERROR_MARK in tree.def. */ | |
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27 DEFGSCODE(GIMPLE_ERROR_MARK, "gimple_error_mark", GSS_BASE) |
| 0 | 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: | |
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35 |
| 0 | 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. */ | |
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46 DEFGSCODE(GIMPLE_COND, "gimple_cond", GSS_WITH_OPS) |
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47 |
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48 /* GIMPLE_DEBUG represents a debug statement. */ |
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49 DEFGSCODE(GIMPLE_DEBUG, "gimple_debug", GSS_WITH_OPS) |
| 0 | 50 |
| 51 /* GIMPLE_GOTO <TARGET> represents unconditional jumps. | |
| 52 TARGET is a LABEL_DECL or an expression node for computed GOTOs. */ | |
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53 DEFGSCODE(GIMPLE_GOTO, "gimple_goto", GSS_WITH_OPS) |
| 0 | 54 |
| 55 /* GIMPLE_LABEL <LABEL> represents label statements. LABEL is a | |
| 56 LABEL_DECL representing a jump target. */ | |
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57 DEFGSCODE(GIMPLE_LABEL, "gimple_label", GSS_WITH_OPS) |
| 0 | 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. */ | |
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74 DEFGSCODE(GIMPLE_SWITCH, "gimple_switch", GSS_WITH_OPS) |
| 0 | 75 |
| 76 /* IMPORTANT. | |
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77 |
| 0 | 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 | |
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89 get_gimple_rhs_class. If LHS is not a gimple register according to |
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90 is_gimple_reg, SUBCODE must be of class GIMPLE_SINGLE_RHS. |
| 0 | 91 |
| 92 LHS is the operand on the LHS of the assignment. It must be a tree node | |
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93 accepted by is_gimple_lvalue. |
| 0 | 94 |
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95 RHS1 is the first operand on the RHS of the assignment. It must always be |
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96 present. It must be a tree node accepted by is_gimple_val. |
| 0 | 97 |
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98 RHS2 is the second operand on the RHS of the assignment. It must be a tree |
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99 node accepted by is_gimple_val. This argument exists only if SUBCODE is |
| 0 | 100 of class GIMPLE_BINARY_RHS. */ |
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101 DEFGSCODE(GIMPLE_ASSIGN, "gimple_assign", GSS_WITH_MEM_OPS) |
| 0 | 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. | |
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109 C1 ... CP are the P clobber operands. |
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110 L1 ... LQ are the Q label operands. */ |
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111 DEFGSCODE(GIMPLE_ASM, "gimple_asm", GSS_ASM) |
| 0 | 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. */ | |
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125 DEFGSCODE(GIMPLE_CALL, "gimple_call", GSS_CALL) |
| 0 | 126 |
| 111 | 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 | |
| 0 | 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. */ | |
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139 DEFGSCODE(GIMPLE_RETURN, "gimple_return", GSS_WITH_MEM_OPS) |
| 0 | 140 |
| 141 /* GIMPLE_BIND <VARS, BLOCK, BODY> represents a lexical scope. | |
| 142 VARS is the set of variables declared in that scope. | |
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143 BLOCK is the symbol binding block used for debug information. |
| 0 | 144 BODY is the sequence of statements in the scope. */ |
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145 DEFGSCODE(GIMPLE_BIND, "gimple_bind", GSS_BIND) |
| 0 | 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. */ | |
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150 DEFGSCODE(GIMPLE_CATCH, "gimple_catch", GSS_CATCH) |
| 0 | 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. */ | |
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155 DEFGSCODE(GIMPLE_EH_FILTER, "gimple_eh_filter", GSS_EH_FILTER) |
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156 |
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157 /* GIMPLE_EH_MUST_NOT_THROW <DECL> represents an exception barrier. |
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158 DECL is a noreturn function decl taking no arguments that will |
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159 be invoked if an exception propagates to this point. */ |
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160 DEFGSCODE(GIMPLE_EH_MUST_NOT_THROW, "gimple_eh_must_not_throw", GSS_EH_MNT) |
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161 |
| 111 | 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 | |
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168 /* GIMPLE_RESX resumes execution after an exception. */ |
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169 DEFGSCODE(GIMPLE_RESX, "gimple_resx", GSS_EH_CTRL) |
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170 |
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171 /* GIMPLE_EH_DISPATCH demultiplexes an exception edge based on |
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172 the FILTER argument. */ |
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173 DEFGSCODE(GIMPLE_EH_DISPATCH, "gimple_eh_dispatch", GSS_EH_CTRL) |
| 0 | 174 |
| 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. */ | |
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185 DEFGSCODE(GIMPLE_PHI, "gimple_phi", GSS_PHI) |
| 0 | 186 |
| 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). */ | |
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200 DEFGSCODE(GIMPLE_TRY, "gimple_try", GSS_TRY) |
| 0 | 201 |
| 202 /* GIMPLE_NOP represents the "do nothing" statement. */ | |
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203 DEFGSCODE(GIMPLE_NOP, "gimple_nop", GSS_BASE) |
| 0 | 204 |
| 205 | |
| 206 /* IMPORTANT. | |
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207 |
| 0 | 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). */ | |
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221 DEFGSCODE(GIMPLE_OMP_ATOMIC_LOAD, "gimple_omp_atomic_load", |
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222 GSS_OMP_ATOMIC_LOAD) |
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223 DEFGSCODE(GIMPLE_OMP_ATOMIC_STORE, "gimple_omp_atomic_store", |
| 111 | 224 GSS_OMP_ATOMIC_STORE_LAYOUT) |
| 0 | 225 |
| 226 /* GIMPLE_OMP_CONTINUE marks the location of the loop or sections | |
| 227 iteration in partially lowered OpenMP code. */ | |
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228 DEFGSCODE(GIMPLE_OMP_CONTINUE, "gimple_omp_continue", GSS_OMP_CONTINUE) |
| 0 | 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. */ | |
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236 DEFGSCODE(GIMPLE_OMP_CRITICAL, "gimple_omp_critical", GSS_OMP_CRITICAL) |
| 0 | 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 | |
| 111 | 246 Likewise for: |
| 247 #pragma acc loop [clause1 ... clauseN] | |
| 248 | |
| 0 | 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 | |
| 111 | 275 unspecified by the standards. */ |
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276 DEFGSCODE(GIMPLE_OMP_FOR, "gimple_omp_for", GSS_OMP_FOR) |
| 0 | 277 |
| 278 /* GIMPLE_OMP_MASTER <BODY> represents #pragma omp master. | |
| 279 BODY is the sequence of statements to execute in the master section. */ | |
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280 DEFGSCODE(GIMPLE_OMP_MASTER, "gimple_omp_master", GSS_OMP) |
| 0 | 281 |
| 145 | 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) | |
| 0 | 286 |
| 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 | |
| 111 | 294 CLAUSES is an OMP_CLAUSE chain with all the clauses. |
| 0 | 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. */ | |
| 111 | 303 DEFGSCODE(GIMPLE_OMP_PARALLEL, "gimple_omp_parallel", GSS_OMP_PARALLEL_LAYOUT) |
| 0 | 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 | |
| 111 | 313 CLAUSES is an OMP_CLAUSE chain with all the clauses. |
| 0 | 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. */ | |
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329 DEFGSCODE(GIMPLE_OMP_TASK, "gimple_omp_task", GSS_OMP_TASK) |
| 0 | 330 |
| 331 /* OMP_RETURN marks the end of an OpenMP directive. */ | |
| 111 | 332 DEFGSCODE(GIMPLE_OMP_RETURN, "gimple_omp_return", GSS_OMP_ATOMIC_STORE_LAYOUT) |
| 0 | 333 |
| 145 | 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 | |
| 0 | 339 /* OMP_SECTION <BODY> represents #pragma omp section. |
| 340 BODY is the sequence of statements in the section body. */ | |
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341 DEFGSCODE(GIMPLE_OMP_SECTION, "gimple_omp_section", GSS_OMP) |
| 0 | 342 |
| 343 /* OMP_SECTIONS <BODY, CLAUSES, CONTROL> represents #pragma omp sections. | |
| 344 | |
| 345 BODY is the sequence of statements in the sections body. | |
| 111 | 346 CLAUSES is an OMP_CLAUSE chain holding the list of associated clauses. |
| 0 | 347 CONTROL is a VAR_DECL used for deciding which of the sections |
| 348 to execute. */ | |
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349 DEFGSCODE(GIMPLE_OMP_SECTIONS, "gimple_omp_sections", GSS_OMP_SECTIONS) |
| 0 | 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. */ | |
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354 DEFGSCODE(GIMPLE_OMP_SECTIONS_SWITCH, "gimple_omp_sections_switch", GSS_BASE) |
| 0 | 355 |
| 356 /* GIMPLE_OMP_SINGLE <BODY, CLAUSES> represents #pragma omp single | |
| 357 BODY is the sequence of statements inside the single section. | |
| 111 | 358 CLAUSES is an OMP_CLAUSE chain holding the associated clauses. */ |
| 359 DEFGSCODE(GIMPLE_OMP_SINGLE, "gimple_omp_single", GSS_OMP_SINGLE_LAYOUT) | |
| 360 | |
| 361 /* GIMPLE_OMP_TARGET <BODY, CLAUSES, CHILD_FN> represents | |
| 145 | 362 #pragma acc {kernels,parallel,serial,data,enter data,exit data,update} |
| 111 | 363 #pragma omp target {,data,update} |
| 364 BODY is the sequence of statements inside the construct | |
| 365 (NULL for some variants). | |
| 366 CLAUSES is an OMP_CLAUSE chain holding the associated clauses. | |
| 367 CHILD_FN is set when outlining the body of the offloaded region. | |
| 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. */ | |
| 373 DEFGSCODE(GIMPLE_OMP_TARGET, "gimple_omp_target", GSS_OMP_PARALLEL_LAYOUT) | |
| 374 | |
| 145 | 375 /* GIMPLE_OMP_TEAMS <BODY, CLAUSES, CHILD_FN, DATA_ARG> represents |
| 376 #pragma omp teams | |
| 111 | 377 BODY is the sequence of statements inside the single section. |
| 145 | 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) | |
| 111 | 381 |
| 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 | |
| 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) | |
| 0 | 390 |
| 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. */ | |
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396 DEFGSCODE(GIMPLE_PREDICT, "gimple_predict", GSS_BASE) |
| 0 | 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. | |
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401 |
| 0 | 402 This tuple should not exist outside of the gimplifier proper. */ |
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403 DEFGSCODE(GIMPLE_WITH_CLEANUP_EXPR, "gimple_with_cleanup_expr", GSS_WCE) |