Johannes Stratmann / mbed-dev

added prescaler for 16 bit pwm in LPC1347 target

Fork of mbed-dev by mbed official

common/mbed_critical.c@147:ba84b7dc41a7, 2016-09-10 (annotated)

Committer:
JojoS
Date:
Sat Sep 10 15:32:04 2016 +0000
Revision:
147:ba84b7dc41a7
Parent:
144:ef7eb2e8f9f7 
added prescaler for 16 bit timers (solution as in LPC11xx), default prescaler 31 for max 28 ms period time

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 144:ef7eb2e8f9f7 1 /*
<> 144:ef7eb2e8f9f7 2 * Copyright (c) 2015-2016, ARM Limited, All Rights Reserved
<> 144:ef7eb2e8f9f7 3 * SPDX-License-Identifier: Apache-2.0
<> 144:ef7eb2e8f9f7 4 *
<> 144:ef7eb2e8f9f7 5 * Licensed under the Apache License, Version 2.0 (the "License"); you may
<> 144:ef7eb2e8f9f7 6 * not use this file except in compliance with the License.
<> 144:ef7eb2e8f9f7 7 * You may obtain a copy of the License at
<> 144:ef7eb2e8f9f7 8 *
<> 144:ef7eb2e8f9f7 9 * http://www.apache.org/licenses/LICENSE-2.0
<> 144:ef7eb2e8f9f7 10 *
<> 144:ef7eb2e8f9f7 11 * Unless required by applicable law or agreed to in writing, software
<> 144:ef7eb2e8f9f7 12 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
<> 144:ef7eb2e8f9f7 13 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
<> 144:ef7eb2e8f9f7 14 * See the License for the specific language governing permissions and
<> 144:ef7eb2e8f9f7 15 * limitations under the License.
<> 144:ef7eb2e8f9f7 16 */
<> 144:ef7eb2e8f9f7 17
<> 144:ef7eb2e8f9f7 18 #include "critical.h"
<> 144:ef7eb2e8f9f7 19
<> 144:ef7eb2e8f9f7 20 #include "cmsis.h"
<> 144:ef7eb2e8f9f7 21 #include "mbed_assert.h"
<> 144:ef7eb2e8f9f7 22
<> 144:ef7eb2e8f9f7 23 #define EXCLUSIVE_ACCESS (!defined (__CORTEX_M0) && !defined (__CORTEX_M0PLUS))
<> 144:ef7eb2e8f9f7 24
<> 144:ef7eb2e8f9f7 25 static volatile uint32_t interrupt_enable_counter = 0;
<> 144:ef7eb2e8f9f7 26 static volatile bool critical_interrupts_disabled = false;
<> 144:ef7eb2e8f9f7 27
<> 144:ef7eb2e8f9f7 28 bool core_util_are_interrupts_enabled(void)
<> 144:ef7eb2e8f9f7 29 {
<> 144:ef7eb2e8f9f7 30 #if defined(__CORTEX_A9)
<> 144:ef7eb2e8f9f7 31 return ((__get_CPSR() & 0x80) == 0);
<> 144:ef7eb2e8f9f7 32 #else
<> 144:ef7eb2e8f9f7 33 return ((__get_PRIMASK() & 0x1) == 0);
<> 144:ef7eb2e8f9f7 34 #endif
<> 144:ef7eb2e8f9f7 35 }
<> 144:ef7eb2e8f9f7 36
<> 144:ef7eb2e8f9f7 37 void core_util_critical_section_enter(void)
<> 144:ef7eb2e8f9f7 38 {
<> 144:ef7eb2e8f9f7 39 bool interrupts_disabled = !core_util_are_interrupts_enabled();
<> 144:ef7eb2e8f9f7 40 __disable_irq();
<> 144:ef7eb2e8f9f7 41
<> 144:ef7eb2e8f9f7 42 /* Save the interrupt disabled state as it was prior to any nested critical section lock use */
<> 144:ef7eb2e8f9f7 43 if (!interrupt_enable_counter) {
<> 144:ef7eb2e8f9f7 44 critical_interrupts_disabled = interrupts_disabled;
<> 144:ef7eb2e8f9f7 45 }
<> 144:ef7eb2e8f9f7 46
<> 144:ef7eb2e8f9f7 47 /* If the interrupt_enable_counter overflows or we are in a nested critical section and interrupts
<> 144:ef7eb2e8f9f7 48 are enabled, then something has gone badly wrong thus assert an error.
<> 144:ef7eb2e8f9f7 49 */
<> 144:ef7eb2e8f9f7 50 MBED_ASSERT(interrupt_enable_counter < UINT32_MAX);
<> 144:ef7eb2e8f9f7 51 // FIXME
<> 144:ef7eb2e8f9f7 52 #ifndef FEATURE_UVISOR
<> 144:ef7eb2e8f9f7 53 if (interrupt_enable_counter > 0) {
<> 144:ef7eb2e8f9f7 54 MBED_ASSERT(interrupts_disabled);
<> 144:ef7eb2e8f9f7 55 }
<> 144:ef7eb2e8f9f7 56 #else
<> 144:ef7eb2e8f9f7 57 #warning "core_util_critical_section_enter needs fixing to work from unprivileged code"
<> 144:ef7eb2e8f9f7 58 #endif /* FEATURE_UVISOR */
<> 144:ef7eb2e8f9f7 59 interrupt_enable_counter++;
<> 144:ef7eb2e8f9f7 60 }
<> 144:ef7eb2e8f9f7 61
<> 144:ef7eb2e8f9f7 62 void core_util_critical_section_exit(void)
<> 144:ef7eb2e8f9f7 63 {
<> 144:ef7eb2e8f9f7 64 /* If critical_section_enter has not previously been called, do nothing */
<> 144:ef7eb2e8f9f7 65 if (interrupt_enable_counter) {
<> 144:ef7eb2e8f9f7 66
<> 144:ef7eb2e8f9f7 67 // FIXME
<> 144:ef7eb2e8f9f7 68 #ifndef FEATURE_UVISOR
<> 144:ef7eb2e8f9f7 69 bool interrupts_disabled = !core_util_are_interrupts_enabled(); /* get the current interrupt disabled state */
<> 144:ef7eb2e8f9f7 70
<> 144:ef7eb2e8f9f7 71 MBED_ASSERT(interrupts_disabled); /* Interrupts must be disabled on invoking an exit from a critical section */
<> 144:ef7eb2e8f9f7 72 #else
<> 144:ef7eb2e8f9f7 73 #warning "core_util_critical_section_exit needs fixing to work from unprivileged code"
<> 144:ef7eb2e8f9f7 74 #endif /* FEATURE_UVISOR */
<> 144:ef7eb2e8f9f7 75
<> 144:ef7eb2e8f9f7 76 interrupt_enable_counter--;
<> 144:ef7eb2e8f9f7 77
<> 144:ef7eb2e8f9f7 78 /* Only re-enable interrupts if we are exiting the last of the nested critical sections and
<> 144:ef7eb2e8f9f7 79 interrupts were enabled on entry to the first critical section.
<> 144:ef7eb2e8f9f7 80 */
<> 144:ef7eb2e8f9f7 81 if (!interrupt_enable_counter && !critical_interrupts_disabled) {
<> 144:ef7eb2e8f9f7 82 __enable_irq();
<> 144:ef7eb2e8f9f7 83 }
<> 144:ef7eb2e8f9f7 84 }
<> 144:ef7eb2e8f9f7 85 }
<> 144:ef7eb2e8f9f7 86
<> 144:ef7eb2e8f9f7 87 #if EXCLUSIVE_ACCESS
<> 144:ef7eb2e8f9f7 88
<> 144:ef7eb2e8f9f7 89 bool core_util_atomic_cas_u8(uint8_t *ptr, uint8_t *expectedCurrentValue, uint8_t desiredValue)
<> 144:ef7eb2e8f9f7 90 {
<> 144:ef7eb2e8f9f7 91 uint8_t currentValue = __LDREXB((volatile uint8_t*)ptr);
<> 144:ef7eb2e8f9f7 92 if (currentValue != *expectedCurrentValue) {
<> 144:ef7eb2e8f9f7 93 *expectedCurrentValue = currentValue;
<> 144:ef7eb2e8f9f7 94 __CLREX();
<> 144:ef7eb2e8f9f7 95 return false;
<> 144:ef7eb2e8f9f7 96 }
<> 144:ef7eb2e8f9f7 97
<> 144:ef7eb2e8f9f7 98 return !__STREXB(desiredValue, (volatile uint8_t*)ptr);
<> 144:ef7eb2e8f9f7 99 }
<> 144:ef7eb2e8f9f7 100
<> 144:ef7eb2e8f9f7 101 bool core_util_atomic_cas_u16(uint16_t *ptr, uint16_t *expectedCurrentValue, uint16_t desiredValue)
<> 144:ef7eb2e8f9f7 102 {
<> 144:ef7eb2e8f9f7 103 uint16_t currentValue = __LDREXH((volatile uint16_t*)ptr);
<> 144:ef7eb2e8f9f7 104 if (currentValue != *expectedCurrentValue) {
<> 144:ef7eb2e8f9f7 105 *expectedCurrentValue = currentValue;
<> 144:ef7eb2e8f9f7 106 __CLREX();
<> 144:ef7eb2e8f9f7 107 return false;
<> 144:ef7eb2e8f9f7 108 }
<> 144:ef7eb2e8f9f7 109
<> 144:ef7eb2e8f9f7 110 return !__STREXH(desiredValue, (volatile uint16_t*)ptr);
<> 144:ef7eb2e8f9f7 111 }
<> 144:ef7eb2e8f9f7 112
<> 144:ef7eb2e8f9f7 113
<> 144:ef7eb2e8f9f7 114 bool core_util_atomic_cas_u32(uint32_t *ptr, uint32_t *expectedCurrentValue, uint32_t desiredValue)
<> 144:ef7eb2e8f9f7 115 {
<> 144:ef7eb2e8f9f7 116 uint32_t currentValue = __LDREXW((volatile uint32_t*)ptr);
<> 144:ef7eb2e8f9f7 117 if (currentValue != *expectedCurrentValue) {
<> 144:ef7eb2e8f9f7 118 *expectedCurrentValue = currentValue;
<> 144:ef7eb2e8f9f7 119 __CLREX();
<> 144:ef7eb2e8f9f7 120 return false;
<> 144:ef7eb2e8f9f7 121 }
<> 144:ef7eb2e8f9f7 122
<> 144:ef7eb2e8f9f7 123 return !__STREXW(desiredValue, (volatile uint32_t*)ptr);
<> 144:ef7eb2e8f9f7 124 }
<> 144:ef7eb2e8f9f7 125
<> 144:ef7eb2e8f9f7 126 uint8_t core_util_atomic_incr_u8(uint8_t *valuePtr, uint8_t delta)
<> 144:ef7eb2e8f9f7 127 {
<> 144:ef7eb2e8f9f7 128 uint8_t newValue;
<> 144:ef7eb2e8f9f7 129 do {
<> 144:ef7eb2e8f9f7 130 newValue = __LDREXB((volatile uint8_t*)valuePtr) + delta;
<> 144:ef7eb2e8f9f7 131 } while (__STREXB(newValue, (volatile uint8_t*)valuePtr));
<> 144:ef7eb2e8f9f7 132 return newValue;
<> 144:ef7eb2e8f9f7 133 }
<> 144:ef7eb2e8f9f7 134
<> 144:ef7eb2e8f9f7 135 uint16_t core_util_atomic_incr_u16(uint16_t *valuePtr, uint16_t delta)
<> 144:ef7eb2e8f9f7 136 {
<> 144:ef7eb2e8f9f7 137 uint16_t newValue;
<> 144:ef7eb2e8f9f7 138 do {
<> 144:ef7eb2e8f9f7 139 newValue = __LDREXH((volatile uint16_t*)valuePtr) + delta;
<> 144:ef7eb2e8f9f7 140 } while (__STREXH(newValue, (volatile uint16_t*)valuePtr));
<> 144:ef7eb2e8f9f7 141 return newValue;
<> 144:ef7eb2e8f9f7 142 }
<> 144:ef7eb2e8f9f7 143
<> 144:ef7eb2e8f9f7 144 uint32_t core_util_atomic_incr_u32(uint32_t *valuePtr, uint32_t delta)
<> 144:ef7eb2e8f9f7 145 {
<> 144:ef7eb2e8f9f7 146 uint32_t newValue;
<> 144:ef7eb2e8f9f7 147 do {
<> 144:ef7eb2e8f9f7 148 newValue = __LDREXW((volatile uint32_t*)valuePtr) + delta;
<> 144:ef7eb2e8f9f7 149 } while (__STREXW(newValue, (volatile uint32_t*)valuePtr));
<> 144:ef7eb2e8f9f7 150 return newValue;
<> 144:ef7eb2e8f9f7 151 }
<> 144:ef7eb2e8f9f7 152
<> 144:ef7eb2e8f9f7 153
<> 144:ef7eb2e8f9f7 154 uint8_t core_util_atomic_decr_u8(uint8_t *valuePtr, uint8_t delta)
<> 144:ef7eb2e8f9f7 155 {
<> 144:ef7eb2e8f9f7 156 uint8_t newValue;
<> 144:ef7eb2e8f9f7 157 do {
<> 144:ef7eb2e8f9f7 158 newValue = __LDREXB((volatile uint8_t*)valuePtr) - delta;
<> 144:ef7eb2e8f9f7 159 } while (__STREXB(newValue, (volatile uint8_t*)valuePtr));
<> 144:ef7eb2e8f9f7 160 return newValue;
<> 144:ef7eb2e8f9f7 161 }
<> 144:ef7eb2e8f9f7 162
<> 144:ef7eb2e8f9f7 163 uint16_t core_util_atomic_decr_u16(uint16_t *valuePtr, uint16_t delta)
<> 144:ef7eb2e8f9f7 164 {
<> 144:ef7eb2e8f9f7 165 uint16_t newValue;
<> 144:ef7eb2e8f9f7 166 do {
<> 144:ef7eb2e8f9f7 167 newValue = __LDREXH((volatile uint16_t*)valuePtr) - delta;
<> 144:ef7eb2e8f9f7 168 } while (__STREXH(newValue, (volatile uint16_t*)valuePtr));
<> 144:ef7eb2e8f9f7 169 return newValue;
<> 144:ef7eb2e8f9f7 170 }
<> 144:ef7eb2e8f9f7 171
<> 144:ef7eb2e8f9f7 172 uint32_t core_util_atomic_decr_u32(uint32_t *valuePtr, uint32_t delta)
<> 144:ef7eb2e8f9f7 173 {
<> 144:ef7eb2e8f9f7 174 uint32_t newValue;
<> 144:ef7eb2e8f9f7 175 do {
<> 144:ef7eb2e8f9f7 176 newValue = __LDREXW((volatile uint32_t*)valuePtr) - delta;
<> 144:ef7eb2e8f9f7 177 } while (__STREXW(newValue, (volatile uint32_t*)valuePtr));
<> 144:ef7eb2e8f9f7 178 return newValue;
<> 144:ef7eb2e8f9f7 179 }
<> 144:ef7eb2e8f9f7 180
<> 144:ef7eb2e8f9f7 181 #else
<> 144:ef7eb2e8f9f7 182
<> 144:ef7eb2e8f9f7 183 bool core_util_atomic_cas_u8(uint8_t *ptr, uint8_t *expectedCurrentValue, uint8_t desiredValue)
<> 144:ef7eb2e8f9f7 184 {
<> 144:ef7eb2e8f9f7 185 bool success;
<> 144:ef7eb2e8f9f7 186 uint8_t currentValue;
<> 144:ef7eb2e8f9f7 187 core_util_critical_section_enter();
<> 144:ef7eb2e8f9f7 188 currentValue = *ptr;
<> 144:ef7eb2e8f9f7 189 if (currentValue == *expectedCurrentValue) {
<> 144:ef7eb2e8f9f7 190 *ptr = desiredValue;
<> 144:ef7eb2e8f9f7 191 success = true;
<> 144:ef7eb2e8f9f7 192 } else {
<> 144:ef7eb2e8f9f7 193 *expectedCurrentValue = currentValue;
<> 144:ef7eb2e8f9f7 194 success = false;
<> 144:ef7eb2e8f9f7 195 }
<> 144:ef7eb2e8f9f7 196 core_util_critical_section_exit();
<> 144:ef7eb2e8f9f7 197 return success;
<> 144:ef7eb2e8f9f7 198 }
<> 144:ef7eb2e8f9f7 199
<> 144:ef7eb2e8f9f7 200 bool core_util_atomic_cas_u16(uint16_t *ptr, uint16_t *expectedCurrentValue, uint16_t desiredValue)
<> 144:ef7eb2e8f9f7 201 {
<> 144:ef7eb2e8f9f7 202 bool success;
<> 144:ef7eb2e8f9f7 203 uint16_t currentValue;
<> 144:ef7eb2e8f9f7 204 core_util_critical_section_enter();
<> 144:ef7eb2e8f9f7 205 currentValue = *ptr;
<> 144:ef7eb2e8f9f7 206 if (currentValue == *expectedCurrentValue) {
<> 144:ef7eb2e8f9f7 207 *ptr = desiredValue;
<> 144:ef7eb2e8f9f7 208 success = true;
<> 144:ef7eb2e8f9f7 209 } else {
<> 144:ef7eb2e8f9f7 210 *expectedCurrentValue = currentValue;
<> 144:ef7eb2e8f9f7 211 success = false;
<> 144:ef7eb2e8f9f7 212 }
<> 144:ef7eb2e8f9f7 213 core_util_critical_section_exit();
<> 144:ef7eb2e8f9f7 214 return success;
<> 144:ef7eb2e8f9f7 215 }
<> 144:ef7eb2e8f9f7 216
<> 144:ef7eb2e8f9f7 217
<> 144:ef7eb2e8f9f7 218 bool core_util_atomic_cas_u32(uint32_t *ptr, uint32_t *expectedCurrentValue, uint32_t desiredValue)
<> 144:ef7eb2e8f9f7 219 {
<> 144:ef7eb2e8f9f7 220 bool success;
<> 144:ef7eb2e8f9f7 221 uint32_t currentValue;
<> 144:ef7eb2e8f9f7 222 core_util_critical_section_enter();
<> 144:ef7eb2e8f9f7 223 currentValue = *ptr;
<> 144:ef7eb2e8f9f7 224 if (currentValue == *expectedCurrentValue) {
<> 144:ef7eb2e8f9f7 225 *ptr = desiredValue;
<> 144:ef7eb2e8f9f7 226 success = true;
<> 144:ef7eb2e8f9f7 227 } else {
<> 144:ef7eb2e8f9f7 228 *expectedCurrentValue = currentValue;
<> 144:ef7eb2e8f9f7 229 success = false;
<> 144:ef7eb2e8f9f7 230 }
<> 144:ef7eb2e8f9f7 231 core_util_critical_section_exit();
<> 144:ef7eb2e8f9f7 232 return success;
<> 144:ef7eb2e8f9f7 233 }
<> 144:ef7eb2e8f9f7 234
<> 144:ef7eb2e8f9f7 235
<> 144:ef7eb2e8f9f7 236 uint8_t core_util_atomic_incr_u8(uint8_t *valuePtr, uint8_t delta)
<> 144:ef7eb2e8f9f7 237 {
<> 144:ef7eb2e8f9f7 238 uint8_t newValue;
<> 144:ef7eb2e8f9f7 239 core_util_critical_section_enter();
<> 144:ef7eb2e8f9f7 240 newValue = *valuePtr + delta;
<> 144:ef7eb2e8f9f7 241 *valuePtr = newValue;
<> 144:ef7eb2e8f9f7 242 core_util_critical_section_exit();
<> 144:ef7eb2e8f9f7 243 return newValue;
<> 144:ef7eb2e8f9f7 244 }
<> 144:ef7eb2e8f9f7 245
<> 144:ef7eb2e8f9f7 246 uint16_t core_util_atomic_incr_u16(uint16_t *valuePtr, uint16_t delta)
<> 144:ef7eb2e8f9f7 247 {
<> 144:ef7eb2e8f9f7 248 uint16_t newValue;
<> 144:ef7eb2e8f9f7 249 core_util_critical_section_enter();
<> 144:ef7eb2e8f9f7 250 newValue = *valuePtr + delta;
<> 144:ef7eb2e8f9f7 251 *valuePtr = newValue;
<> 144:ef7eb2e8f9f7 252 core_util_critical_section_exit();
<> 144:ef7eb2e8f9f7 253 return newValue;
<> 144:ef7eb2e8f9f7 254 }
<> 144:ef7eb2e8f9f7 255
<> 144:ef7eb2e8f9f7 256 uint32_t core_util_atomic_incr_u32(uint32_t *valuePtr, uint32_t delta)
<> 144:ef7eb2e8f9f7 257 {
<> 144:ef7eb2e8f9f7 258 uint32_t newValue;
<> 144:ef7eb2e8f9f7 259 core_util_critical_section_enter();
<> 144:ef7eb2e8f9f7 260 newValue = *valuePtr + delta;
<> 144:ef7eb2e8f9f7 261 *valuePtr = newValue;
<> 144:ef7eb2e8f9f7 262 core_util_critical_section_exit();
<> 144:ef7eb2e8f9f7 263 return newValue;
<> 144:ef7eb2e8f9f7 264 }
<> 144:ef7eb2e8f9f7 265
<> 144:ef7eb2e8f9f7 266
<> 144:ef7eb2e8f9f7 267 uint8_t core_util_atomic_decr_u8(uint8_t *valuePtr, uint8_t delta)
<> 144:ef7eb2e8f9f7 268 {
<> 144:ef7eb2e8f9f7 269 uint8_t newValue;
<> 144:ef7eb2e8f9f7 270 core_util_critical_section_enter();
<> 144:ef7eb2e8f9f7 271 newValue = *valuePtr - delta;
<> 144:ef7eb2e8f9f7 272 *valuePtr = newValue;
<> 144:ef7eb2e8f9f7 273 core_util_critical_section_exit();
<> 144:ef7eb2e8f9f7 274 return newValue;
<> 144:ef7eb2e8f9f7 275 }
<> 144:ef7eb2e8f9f7 276
<> 144:ef7eb2e8f9f7 277 uint16_t core_util_atomic_decr_u16(uint16_t *valuePtr, uint16_t delta)
<> 144:ef7eb2e8f9f7 278 {
<> 144:ef7eb2e8f9f7 279 uint16_t newValue;
<> 144:ef7eb2e8f9f7 280 core_util_critical_section_enter();
<> 144:ef7eb2e8f9f7 281 newValue = *valuePtr - delta;
<> 144:ef7eb2e8f9f7 282 *valuePtr = newValue;
<> 144:ef7eb2e8f9f7 283 core_util_critical_section_exit();
<> 144:ef7eb2e8f9f7 284 return newValue;
<> 144:ef7eb2e8f9f7 285 }
<> 144:ef7eb2e8f9f7 286
<> 144:ef7eb2e8f9f7 287 uint32_t core_util_atomic_decr_u32(uint32_t *valuePtr, uint32_t delta)
<> 144:ef7eb2e8f9f7 288 {
<> 144:ef7eb2e8f9f7 289 uint32_t newValue;
<> 144:ef7eb2e8f9f7 290 core_util_critical_section_enter();
<> 144:ef7eb2e8f9f7 291 newValue = *valuePtr - delta;
<> 144:ef7eb2e8f9f7 292 *valuePtr = newValue;
<> 144:ef7eb2e8f9f7 293 core_util_critical_section_exit();
<> 144:ef7eb2e8f9f7 294 return newValue;
<> 144:ef7eb2e8f9f7 295 }
<> 144:ef7eb2e8f9f7 296
<> 144:ef7eb2e8f9f7 297 #endif
<> 144:ef7eb2e8f9f7 298
<> 144:ef7eb2e8f9f7 299
<> 144:ef7eb2e8f9f7 300 bool core_util_atomic_cas_ptr(void **ptr, void **expectedCurrentValue, void *desiredValue) {
<> 144:ef7eb2e8f9f7 301 return core_util_atomic_cas_u32(
<> 144:ef7eb2e8f9f7 302 (uint32_t *)ptr,
<> 144:ef7eb2e8f9f7 303 (uint32_t *)expectedCurrentValue,
<> 144:ef7eb2e8f9f7 304 (uint32_t)desiredValue);
<> 144:ef7eb2e8f9f7 305 }
<> 144:ef7eb2e8f9f7 306
<> 144:ef7eb2e8f9f7 307 void *core_util_atomic_incr_ptr(void **valuePtr, ptrdiff_t delta) {
<> 144:ef7eb2e8f9f7 308 return (void *)core_util_atomic_incr_u32((uint32_t *)valuePtr, (uint32_t)delta);
<> 144:ef7eb2e8f9f7 309 }
<> 144:ef7eb2e8f9f7 310
<> 144:ef7eb2e8f9f7 311 void *core_util_atomic_decr_ptr(void **valuePtr, ptrdiff_t delta) {
<> 144:ef7eb2e8f9f7 312 return (void *)core_util_atomic_decr_u32((uint32_t *)valuePtr, (uint32_t)delta);
<> 144:ef7eb2e8f9f7 313 }
<> 144:ef7eb2e8f9f7 314