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mbed library sources. Supersedes mbed-src.

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platform/mbed_critical.c@189:f392fc9709a3, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 22:31:08 2019 +0000
Revision:
189:f392fc9709a3
Parent:
188:bcfe06ba3d64 
mbed library release version 165

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 149:156823d33999 1 /*
<> 149:156823d33999 2 * Copyright (c) 2015-2016, ARM Limited, All Rights Reserved
<> 149:156823d33999 3 * SPDX-License-Identifier: Apache-2.0
<> 149:156823d33999 4 *
<> 149:156823d33999 5 * Licensed under the Apache License, Version 2.0 (the "License"); you may
<> 149:156823d33999 6 * not use this file except in compliance with the License.
<> 149:156823d33999 7 * You may obtain a copy of the License at
<> 149:156823d33999 8 *
<> 149:156823d33999 9 * http://www.apache.org/licenses/LICENSE-2.0
<> 149:156823d33999 10 *
<> 149:156823d33999 11 * Unless required by applicable law or agreed to in writing, software
<> 149:156823d33999 12 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
<> 149:156823d33999 13 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
<> 149:156823d33999 14 * See the License for the specific language governing permissions and
<> 149:156823d33999 15 * limitations under the License.
<> 149:156823d33999 16 */
<> 149:156823d33999 17
<> 153:fa9ff456f731 18 /* Declare __STDC_LIMIT_MACROS so stdint.h defines UINT32_MAX when using C++ */
<> 153:fa9ff456f731 19 #define __STDC_LIMIT_MACROS
AnnaBridge 184:08ed48f1de7f 20 #include "hal/critical_section_api.h"
<> 149:156823d33999 21
<> 149:156823d33999 22 #include "cmsis.h"
<> 149:156823d33999 23 #include "platform/mbed_assert.h"
AnnaBridge 184:08ed48f1de7f 24 #include "platform/mbed_critical.h"
<> 160:d5399cc887bb 25 #include "platform/mbed_toolchain.h"
<> 149:156823d33999 26
AnnaBridge 184:08ed48f1de7f 27 // if __EXCLUSIVE_ACCESS rtx macro not defined, we need to get this via own-set architecture macros
AnnaBridge 184:08ed48f1de7f 28 #ifndef MBED_EXCLUSIVE_ACCESS
AnnaBridge 184:08ed48f1de7f 29 #ifndef __EXCLUSIVE_ACCESS
AnnaBridge 184:08ed48f1de7f 30 #if ((__ARM_ARCH_7M__ == 1U) || \
AnnaBridge 184:08ed48f1de7f 31 (__ARM_ARCH_7EM__ == 1U) || \
AnnaBridge 184:08ed48f1de7f 32 (__ARM_ARCH_8M_BASE__ == 1U) || \
AnnaBridge 184:08ed48f1de7f 33 (__ARM_ARCH_8M_MAIN__ == 1U)) || \
AnnaBridge 184:08ed48f1de7f 34 (__ARM_ARCH_7A__ == 1U)
AnnaBridge 184:08ed48f1de7f 35 #define MBED_EXCLUSIVE_ACCESS 1U
AnnaBridge 184:08ed48f1de7f 36 #elif (__ARM_ARCH_6M__ == 1U)
AnnaBridge 184:08ed48f1de7f 37 #define MBED_EXCLUSIVE_ACCESS 0U
AnnaBridge 184:08ed48f1de7f 38 #else
AnnaBridge 184:08ed48f1de7f 39 #error "Unknown architecture for exclusive access"
AnnaBridge 184:08ed48f1de7f 40 #endif
AnnaBridge 187:0387e8f68319 41 #else
AnnaBridge 184:08ed48f1de7f 42 #define MBED_EXCLUSIVE_ACCESS __EXCLUSIVE_ACCESS
AnnaBridge 184:08ed48f1de7f 43 #endif
AnnaBridge 184:08ed48f1de7f 44 #endif
AnnaBridge 184:08ed48f1de7f 45
AnnaBridge 184:08ed48f1de7f 46 static volatile uint32_t critical_section_reentrancy_counter = 0;
<> 149:156823d33999 47
<> 149:156823d33999 48 bool core_util_are_interrupts_enabled(void)
<> 149:156823d33999 49 {
<> 149:156823d33999 50 #if defined(__CORTEX_A9)
<> 149:156823d33999 51 return ((__get_CPSR() & 0x80) == 0);
<> 149:156823d33999 52 #else
<> 149:156823d33999 53 return ((__get_PRIMASK() & 0x1) == 0);
<> 149:156823d33999 54 #endif
<> 149:156823d33999 55 }
<> 149:156823d33999 56
AnnaBridge 167:e84263d55307 57 bool core_util_is_isr_active(void)
AnnaBridge 167:e84263d55307 58 {
AnnaBridge 167:e84263d55307 59 #if defined(__CORTEX_A9)
AnnaBridge 187:0387e8f68319 60 switch (__get_CPSR() & 0x1FU) {
Anna Bridge 180:96ed750bd169 61 case CPSR_M_USR:
Anna Bridge 180:96ed750bd169 62 case CPSR_M_SYS:
AnnaBridge 167:e84263d55307 63 return false;
Anna Bridge 180:96ed750bd169 64 case CPSR_M_SVC:
AnnaBridge 167:e84263d55307 65 default:
AnnaBridge 167:e84263d55307 66 return true;
AnnaBridge 167:e84263d55307 67 }
AnnaBridge 167:e84263d55307 68 #else
AnnaBridge 167:e84263d55307 69 return (__get_IPSR() != 0U);
AnnaBridge 167:e84263d55307 70 #endif
AnnaBridge 167:e84263d55307 71 }
AnnaBridge 167:e84263d55307 72
AnnaBridge 184:08ed48f1de7f 73 bool core_util_in_critical_section(void)
AnnaBridge 184:08ed48f1de7f 74 {
AnnaBridge 184:08ed48f1de7f 75 return hal_in_critical_section();
AnnaBridge 184:08ed48f1de7f 76 }
AnnaBridge 184:08ed48f1de7f 77
AnnaBridge 184:08ed48f1de7f 78 void core_util_critical_section_enter(void)
<> 149:156823d33999 79 {
AnnaBridge 184:08ed48f1de7f 80 // If the reentrancy counter overflows something has gone badly wrong.
AnnaBridge 184:08ed48f1de7f 81 MBED_ASSERT(critical_section_reentrancy_counter < UINT32_MAX);
AnnaBridge 184:08ed48f1de7f 82
AnnaBridge 184:08ed48f1de7f 83 hal_critical_section_enter();
<> 149:156823d33999 84
AnnaBridge 184:08ed48f1de7f 85 ++critical_section_reentrancy_counter;
AnnaBridge 184:08ed48f1de7f 86 }
AnnaBridge 184:08ed48f1de7f 87
AnnaBridge 184:08ed48f1de7f 88 void core_util_critical_section_exit(void)
AnnaBridge 184:08ed48f1de7f 89 {
AnnaBridge 184:08ed48f1de7f 90
AnnaBridge 184:08ed48f1de7f 91 // If critical_section_enter has not previously been called, do nothing
AnnaBridge 184:08ed48f1de7f 92 if (critical_section_reentrancy_counter == 0) {
AnnaBridge 184:08ed48f1de7f 93 return;
<> 149:156823d33999 94 }
<> 149:156823d33999 95
AnnaBridge 184:08ed48f1de7f 96 --critical_section_reentrancy_counter;
<> 149:156823d33999 97
AnnaBridge 184:08ed48f1de7f 98 if (critical_section_reentrancy_counter == 0) {
AnnaBridge 184:08ed48f1de7f 99 hal_critical_section_exit();
<> 149:156823d33999 100 }
<> 149:156823d33999 101 }
<> 149:156823d33999 102
AnnaBridge 189:f392fc9709a3 103 void core_util_atomic_flag_clear(volatile core_util_atomic_flag *flagPtr)
AnnaBridge 189:f392fc9709a3 104 {
AnnaBridge 189:f392fc9709a3 105 flagPtr->_flag = false;
AnnaBridge 189:f392fc9709a3 106 }
AnnaBridge 189:f392fc9709a3 107
AnnaBridge 184:08ed48f1de7f 108 #if MBED_EXCLUSIVE_ACCESS
<> 149:156823d33999 109
<> 149:156823d33999 110 /* Supress __ldrex and __strex deprecated warnings - "#3731-D: intrinsic is deprecated" */
AnnaBridge 187:0387e8f68319 111 #if defined (__CC_ARM)
<> 149:156823d33999 112 #pragma diag_suppress 3731
<> 149:156823d33999 113 #endif
<> 149:156823d33999 114
AnnaBridge 189:f392fc9709a3 115 bool core_util_atomic_flag_test_and_set(volatile core_util_atomic_flag *flagPtr)
AnnaBridge 189:f392fc9709a3 116 {
AnnaBridge 189:f392fc9709a3 117 uint8_t currentValue;
AnnaBridge 189:f392fc9709a3 118 do {
AnnaBridge 189:f392fc9709a3 119 currentValue = __LDREXB(&flagPtr->_flag);
AnnaBridge 189:f392fc9709a3 120 } while (__STREXB(true, &flagPtr->_flag));
AnnaBridge 189:f392fc9709a3 121 return currentValue;
AnnaBridge 189:f392fc9709a3 122 }
AnnaBridge 189:f392fc9709a3 123
AnnaBridge 184:08ed48f1de7f 124 bool core_util_atomic_cas_u8(volatile uint8_t *ptr, uint8_t *expectedCurrentValue, uint8_t desiredValue)
<> 149:156823d33999 125 {
Anna Bridge 180:96ed750bd169 126 do {
AnnaBridge 184:08ed48f1de7f 127 uint8_t currentValue = __LDREXB(ptr);
Anna Bridge 180:96ed750bd169 128 if (currentValue != *expectedCurrentValue) {
Anna Bridge 180:96ed750bd169 129 *expectedCurrentValue = currentValue;
Anna Bridge 180:96ed750bd169 130 __CLREX();
Anna Bridge 180:96ed750bd169 131 return false;
Anna Bridge 180:96ed750bd169 132 }
AnnaBridge 184:08ed48f1de7f 133 } while (__STREXB(desiredValue, ptr));
Anna Bridge 180:96ed750bd169 134 return true;
<> 149:156823d33999 135 }
<> 149:156823d33999 136
AnnaBridge 184:08ed48f1de7f 137 bool core_util_atomic_cas_u16(volatile uint16_t *ptr, uint16_t *expectedCurrentValue, uint16_t desiredValue)
<> 149:156823d33999 138 {
Anna Bridge 180:96ed750bd169 139 do {
AnnaBridge 184:08ed48f1de7f 140 uint16_t currentValue = __LDREXH(ptr);
Anna Bridge 180:96ed750bd169 141 if (currentValue != *expectedCurrentValue) {
Anna Bridge 180:96ed750bd169 142 *expectedCurrentValue = currentValue;
Anna Bridge 180:96ed750bd169 143 __CLREX();
Anna Bridge 180:96ed750bd169 144 return false;
Anna Bridge 180:96ed750bd169 145 }
AnnaBridge 184:08ed48f1de7f 146 } while (__STREXH(desiredValue, ptr));
Anna Bridge 180:96ed750bd169 147 return true;
<> 149:156823d33999 148 }
<> 149:156823d33999 149
<> 149:156823d33999 150
AnnaBridge 184:08ed48f1de7f 151 bool core_util_atomic_cas_u32(volatile uint32_t *ptr, uint32_t *expectedCurrentValue, uint32_t desiredValue)
<> 149:156823d33999 152 {
Anna Bridge 180:96ed750bd169 153 do {
AnnaBridge 184:08ed48f1de7f 154 uint32_t currentValue = __LDREXW(ptr);
Anna Bridge 180:96ed750bd169 155 if (currentValue != *expectedCurrentValue) {
Anna Bridge 180:96ed750bd169 156 *expectedCurrentValue = currentValue;
Anna Bridge 180:96ed750bd169 157 __CLREX();
Anna Bridge 180:96ed750bd169 158 return false;
Anna Bridge 180:96ed750bd169 159 }
AnnaBridge 184:08ed48f1de7f 160 } while (__STREXW(desiredValue, ptr));
Anna Bridge 180:96ed750bd169 161 return true;
<> 149:156823d33999 162 }
<> 149:156823d33999 163
AnnaBridge 184:08ed48f1de7f 164 uint8_t core_util_atomic_incr_u8(volatile uint8_t *valuePtr, uint8_t delta)
<> 149:156823d33999 165 {
<> 149:156823d33999 166 uint8_t newValue;
<> 149:156823d33999 167 do {
AnnaBridge 184:08ed48f1de7f 168 newValue = __LDREXB(valuePtr) + delta;
AnnaBridge 184:08ed48f1de7f 169 } while (__STREXB(newValue, valuePtr));
<> 149:156823d33999 170 return newValue;
<> 149:156823d33999 171 }
<> 149:156823d33999 172
AnnaBridge 184:08ed48f1de7f 173 uint16_t core_util_atomic_incr_u16(volatile uint16_t *valuePtr, uint16_t delta)
<> 149:156823d33999 174 {
<> 149:156823d33999 175 uint16_t newValue;
<> 149:156823d33999 176 do {
AnnaBridge 184:08ed48f1de7f 177 newValue = __LDREXH(valuePtr) + delta;
AnnaBridge 184:08ed48f1de7f 178 } while (__STREXH(newValue, valuePtr));
<> 149:156823d33999 179 return newValue;
<> 149:156823d33999 180 }
<> 149:156823d33999 181
AnnaBridge 184:08ed48f1de7f 182 uint32_t core_util_atomic_incr_u32(volatile uint32_t *valuePtr, uint32_t delta)
<> 149:156823d33999 183 {
<> 149:156823d33999 184 uint32_t newValue;
<> 149:156823d33999 185 do {
AnnaBridge 184:08ed48f1de7f 186 newValue = __LDREXW(valuePtr) + delta;
AnnaBridge 184:08ed48f1de7f 187 } while (__STREXW(newValue, valuePtr));
<> 149:156823d33999 188 return newValue;
<> 149:156823d33999 189 }
<> 149:156823d33999 190
<> 149:156823d33999 191
AnnaBridge 184:08ed48f1de7f 192 uint8_t core_util_atomic_decr_u8(volatile uint8_t *valuePtr, uint8_t delta)
<> 149:156823d33999 193 {
<> 149:156823d33999 194 uint8_t newValue;
<> 149:156823d33999 195 do {
AnnaBridge 184:08ed48f1de7f 196 newValue = __LDREXB(valuePtr) - delta;
AnnaBridge 184:08ed48f1de7f 197 } while (__STREXB(newValue, valuePtr));
<> 149:156823d33999 198 return newValue;
<> 149:156823d33999 199 }
<> 149:156823d33999 200
AnnaBridge 184:08ed48f1de7f 201 uint16_t core_util_atomic_decr_u16(volatile uint16_t *valuePtr, uint16_t delta)
<> 149:156823d33999 202 {
<> 149:156823d33999 203 uint16_t newValue;
<> 149:156823d33999 204 do {
AnnaBridge 184:08ed48f1de7f 205 newValue = __LDREXH(valuePtr) - delta;
AnnaBridge 184:08ed48f1de7f 206 } while (__STREXH(newValue, valuePtr));
<> 149:156823d33999 207 return newValue;
<> 149:156823d33999 208 }
<> 149:156823d33999 209
AnnaBridge 184:08ed48f1de7f 210 uint32_t core_util_atomic_decr_u32(volatile uint32_t *valuePtr, uint32_t delta)
<> 149:156823d33999 211 {
<> 149:156823d33999 212 uint32_t newValue;
<> 149:156823d33999 213 do {
AnnaBridge 184:08ed48f1de7f 214 newValue = __LDREXW(valuePtr) - delta;
AnnaBridge 184:08ed48f1de7f 215 } while (__STREXW(newValue, valuePtr));
<> 149:156823d33999 216 return newValue;
<> 149:156823d33999 217 }
<> 149:156823d33999 218
<> 149:156823d33999 219 #else
<> 149:156823d33999 220
AnnaBridge 189:f392fc9709a3 221 bool core_util_atomic_flag_test_and_set(volatile core_util_atomic_flag *flagPtr)
AnnaBridge 189:f392fc9709a3 222 {
AnnaBridge 189:f392fc9709a3 223 core_util_critical_section_enter();
AnnaBridge 189:f392fc9709a3 224 uint8_t currentValue = flagPtr->_flag;
AnnaBridge 189:f392fc9709a3 225 flagPtr->_flag = true;
AnnaBridge 189:f392fc9709a3 226 core_util_critical_section_exit();
AnnaBridge 189:f392fc9709a3 227 return currentValue;
AnnaBridge 189:f392fc9709a3 228 }
AnnaBridge 189:f392fc9709a3 229
AnnaBridge 184:08ed48f1de7f 230 bool core_util_atomic_cas_u8(volatile uint8_t *ptr, uint8_t *expectedCurrentValue, uint8_t desiredValue)
<> 149:156823d33999 231 {
<> 149:156823d33999 232 bool success;
<> 149:156823d33999 233 uint8_t currentValue;
<> 149:156823d33999 234 core_util_critical_section_enter();
<> 149:156823d33999 235 currentValue = *ptr;
<> 149:156823d33999 236 if (currentValue == *expectedCurrentValue) {
<> 149:156823d33999 237 *ptr = desiredValue;
<> 149:156823d33999 238 success = true;
<> 149:156823d33999 239 } else {
<> 149:156823d33999 240 *expectedCurrentValue = currentValue;
<> 149:156823d33999 241 success = false;
<> 149:156823d33999 242 }
<> 149:156823d33999 243 core_util_critical_section_exit();
<> 149:156823d33999 244 return success;
<> 149:156823d33999 245 }
<> 149:156823d33999 246
AnnaBridge 184:08ed48f1de7f 247 bool core_util_atomic_cas_u16(volatile uint16_t *ptr, uint16_t *expectedCurrentValue, uint16_t desiredValue)
<> 149:156823d33999 248 {
<> 149:156823d33999 249 bool success;
<> 149:156823d33999 250 uint16_t currentValue;
<> 149:156823d33999 251 core_util_critical_section_enter();
<> 149:156823d33999 252 currentValue = *ptr;
<> 149:156823d33999 253 if (currentValue == *expectedCurrentValue) {
<> 149:156823d33999 254 *ptr = desiredValue;
<> 149:156823d33999 255 success = true;
<> 149:156823d33999 256 } else {
<> 149:156823d33999 257 *expectedCurrentValue = currentValue;
<> 149:156823d33999 258 success = false;
<> 149:156823d33999 259 }
<> 149:156823d33999 260 core_util_critical_section_exit();
<> 149:156823d33999 261 return success;
<> 149:156823d33999 262 }
<> 149:156823d33999 263
<> 149:156823d33999 264
AnnaBridge 184:08ed48f1de7f 265 bool core_util_atomic_cas_u32(volatile uint32_t *ptr, uint32_t *expectedCurrentValue, uint32_t desiredValue)
<> 149:156823d33999 266 {
<> 149:156823d33999 267 bool success;
<> 149:156823d33999 268 uint32_t currentValue;
<> 149:156823d33999 269 core_util_critical_section_enter();
<> 149:156823d33999 270 currentValue = *ptr;
<> 149:156823d33999 271 if (currentValue == *expectedCurrentValue) {
<> 149:156823d33999 272 *ptr = desiredValue;
<> 149:156823d33999 273 success = true;
<> 149:156823d33999 274 } else {
<> 149:156823d33999 275 *expectedCurrentValue = currentValue;
<> 149:156823d33999 276 success = false;
<> 149:156823d33999 277 }
<> 149:156823d33999 278 core_util_critical_section_exit();
<> 149:156823d33999 279 return success;
<> 149:156823d33999 280 }
<> 149:156823d33999 281
<> 149:156823d33999 282
AnnaBridge 184:08ed48f1de7f 283 uint8_t core_util_atomic_incr_u8(volatile uint8_t *valuePtr, uint8_t delta)
<> 149:156823d33999 284 {
<> 149:156823d33999 285 uint8_t newValue;
<> 149:156823d33999 286 core_util_critical_section_enter();
<> 149:156823d33999 287 newValue = *valuePtr + delta;
<> 149:156823d33999 288 *valuePtr = newValue;
<> 149:156823d33999 289 core_util_critical_section_exit();
<> 149:156823d33999 290 return newValue;
<> 149:156823d33999 291 }
<> 149:156823d33999 292
AnnaBridge 184:08ed48f1de7f 293 uint16_t core_util_atomic_incr_u16(volatile uint16_t *valuePtr, uint16_t delta)
<> 149:156823d33999 294 {
<> 149:156823d33999 295 uint16_t newValue;
<> 149:156823d33999 296 core_util_critical_section_enter();
<> 149:156823d33999 297 newValue = *valuePtr + delta;
<> 149:156823d33999 298 *valuePtr = newValue;
<> 149:156823d33999 299 core_util_critical_section_exit();
<> 149:156823d33999 300 return newValue;
<> 149:156823d33999 301 }
<> 149:156823d33999 302
AnnaBridge 184:08ed48f1de7f 303 uint32_t core_util_atomic_incr_u32(volatile uint32_t *valuePtr, uint32_t delta)
<> 149:156823d33999 304 {
<> 149:156823d33999 305 uint32_t newValue;
<> 149:156823d33999 306 core_util_critical_section_enter();
<> 149:156823d33999 307 newValue = *valuePtr + delta;
<> 149:156823d33999 308 *valuePtr = newValue;
<> 149:156823d33999 309 core_util_critical_section_exit();
<> 149:156823d33999 310 return newValue;
<> 149:156823d33999 311 }
<> 149:156823d33999 312
<> 149:156823d33999 313
AnnaBridge 184:08ed48f1de7f 314 uint8_t core_util_atomic_decr_u8(volatile uint8_t *valuePtr, uint8_t delta)
<> 149:156823d33999 315 {
<> 149:156823d33999 316 uint8_t newValue;
<> 149:156823d33999 317 core_util_critical_section_enter();
<> 149:156823d33999 318 newValue = *valuePtr - delta;
<> 149:156823d33999 319 *valuePtr = newValue;
<> 149:156823d33999 320 core_util_critical_section_exit();
<> 149:156823d33999 321 return newValue;
<> 149:156823d33999 322 }
<> 149:156823d33999 323
AnnaBridge 184:08ed48f1de7f 324 uint16_t core_util_atomic_decr_u16(volatile uint16_t *valuePtr, uint16_t delta)
<> 149:156823d33999 325 {
<> 149:156823d33999 326 uint16_t newValue;
<> 149:156823d33999 327 core_util_critical_section_enter();
<> 149:156823d33999 328 newValue = *valuePtr - delta;
<> 149:156823d33999 329 *valuePtr = newValue;
<> 149:156823d33999 330 core_util_critical_section_exit();
<> 149:156823d33999 331 return newValue;
<> 149:156823d33999 332 }
<> 149:156823d33999 333
AnnaBridge 184:08ed48f1de7f 334 uint32_t core_util_atomic_decr_u32(volatile uint32_t *valuePtr, uint32_t delta)
<> 149:156823d33999 335 {
<> 149:156823d33999 336 uint32_t newValue;
<> 149:156823d33999 337 core_util_critical_section_enter();
<> 149:156823d33999 338 newValue = *valuePtr - delta;
<> 149:156823d33999 339 *valuePtr = newValue;
<> 149:156823d33999 340 core_util_critical_section_exit();
<> 149:156823d33999 341 return newValue;
<> 149:156823d33999 342 }
<> 149:156823d33999 343
<> 149:156823d33999 344 #endif
<> 149:156823d33999 345
<> 149:156823d33999 346
AnnaBridge 187:0387e8f68319 347 bool core_util_atomic_cas_ptr(void *volatile *ptr, void **expectedCurrentValue, void *desiredValue)
AnnaBridge 187:0387e8f68319 348 {
<> 149:156823d33999 349 return core_util_atomic_cas_u32(
AnnaBridge 187:0387e8f68319 350 (volatile uint32_t *)ptr,
AnnaBridge 187:0387e8f68319 351 (uint32_t *)expectedCurrentValue,
AnnaBridge 187:0387e8f68319 352 (uint32_t)desiredValue);
<> 149:156823d33999 353 }
<> 149:156823d33999 354
AnnaBridge 187:0387e8f68319 355 void *core_util_atomic_incr_ptr(void *volatile *valuePtr, ptrdiff_t delta)
AnnaBridge 187:0387e8f68319 356 {
AnnaBridge 184:08ed48f1de7f 357 return (void *)core_util_atomic_incr_u32((volatile uint32_t *)valuePtr, (uint32_t)delta);
<> 149:156823d33999 358 }
<> 149:156823d33999 359
AnnaBridge 187:0387e8f68319 360 void *core_util_atomic_decr_ptr(void *volatile *valuePtr, ptrdiff_t delta)
AnnaBridge 187:0387e8f68319 361 {
AnnaBridge 184:08ed48f1de7f 362 return (void *)core_util_atomic_decr_u32((volatile uint32_t *)valuePtr, (uint32_t)delta);
<> 149:156823d33999 363 }
<> 149:156823d33999 364