cmsis_armcc_V6.h 54 KB

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  1. /**************************************************************************//**
  2. * @file cmsis_armcc_V6.h
  3. * @brief CMSIS Cortex-M Core Function/Instruction Header File
  4. * @version V4.30
  5. * @date 20. October 2015
  6. ******************************************************************************/
  7. /* Copyright (c) 2009 - 2015 ARM LIMITED
  8. All rights reserved.
  9. Redistribution and use in source and binary forms, with or without
  10. modification, are permitted provided that the following conditions are met:
  11. - Redistributions of source code must retain the above copyright
  12. notice, this list of conditions and the following disclaimer.
  13. - Redistributions in binary form must reproduce the above copyright
  14. notice, this list of conditions and the following disclaimer in the
  15. documentation and/or other materials provided with the distribution.
  16. - Neither the name of ARM nor the names of its contributors may be used
  17. to endorse or promote products derived from this software without
  18. specific prior written permission.
  19. *
  20. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  21. AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22. IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23. ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
  24. LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  25. CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  26. SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  27. INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  28. CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  29. ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  30. POSSIBILITY OF SUCH DAMAGE.
  31. ---------------------------------------------------------------------------*/
  32. #ifndef __CMSIS_ARMCC_V6_H
  33. #define __CMSIS_ARMCC_V6_H
  34. /* ########################### Core Function Access ########################### */
  35. /** \ingroup CMSIS_Core_FunctionInterface
  36. \defgroup CMSIS_Core_RegAccFunctions CMSIS Core Register Access Functions
  37. @{
  38. */
  39. /**
  40. \brief Enable IRQ Interrupts
  41. \details Enables IRQ interrupts by clearing the I-bit in the CPSR.
  42. Can only be executed in Privileged modes.
  43. */
  44. __attribute__((always_inline)) __STATIC_INLINE void __enable_irq(void)
  45. {
  46. __ASM volatile ("cpsie i" : : : "memory");
  47. }
  48. /**
  49. \brief Disable IRQ Interrupts
  50. \details Disables IRQ interrupts by setting the I-bit in the CPSR.
  51. Can only be executed in Privileged modes.
  52. */
  53. __attribute__((always_inline)) __STATIC_INLINE void __disable_irq(void)
  54. {
  55. __ASM volatile ("cpsid i" : : : "memory");
  56. }
  57. /**
  58. \brief Get Control Register
  59. \details Returns the content of the Control Register.
  60. \return Control Register value
  61. */
  62. __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_CONTROL(void)
  63. {
  64. uint32_t result;
  65. __ASM volatile ("MRS %0, control" : "=r" (result) );
  66. return(result);
  67. }
  68. #if (__ARM_FEATURE_CMSE == 3U)
  69. /**
  70. \brief Get Control Register (non-secure)
  71. \details Returns the content of the non-secure Control Register when in secure mode.
  72. \return non-secure Control Register value
  73. */
  74. __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_CONTROL_NS(void)
  75. {
  76. uint32_t result;
  77. __ASM volatile ("MRS %0, control_ns" : "=r" (result) );
  78. return(result);
  79. }
  80. #endif
  81. /**
  82. \brief Set Control Register
  83. \details Writes the given value to the Control Register.
  84. \param [in] control Control Register value to set
  85. */
  86. __attribute__((always_inline)) __STATIC_INLINE void __set_CONTROL(uint32_t control)
  87. {
  88. __ASM volatile ("MSR control, %0" : : "r" (control) : "memory");
  89. }
  90. #if (__ARM_FEATURE_CMSE == 3U)
  91. /**
  92. \brief Set Control Register (non-secure)
  93. \details Writes the given value to the non-secure Control Register when in secure state.
  94. \param [in] control Control Register value to set
  95. */
  96. __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_CONTROL_NS(uint32_t control)
  97. {
  98. __ASM volatile ("MSR control_ns, %0" : : "r" (control) : "memory");
  99. }
  100. #endif
  101. /**
  102. \brief Get IPSR Register
  103. \details Returns the content of the IPSR Register.
  104. \return IPSR Register value
  105. */
  106. __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_IPSR(void)
  107. {
  108. uint32_t result;
  109. __ASM volatile ("MRS %0, ipsr" : "=r" (result) );
  110. return(result);
  111. }
  112. #if (__ARM_FEATURE_CMSE == 3U)
  113. /**
  114. \brief Get IPSR Register (non-secure)
  115. \details Returns the content of the non-secure IPSR Register when in secure state.
  116. \return IPSR Register value
  117. */
  118. __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_IPSR_NS(void)
  119. {
  120. uint32_t result;
  121. __ASM volatile ("MRS %0, ipsr_ns" : "=r" (result) );
  122. return(result);
  123. }
  124. #endif
  125. /**
  126. \brief Get APSR Register
  127. \details Returns the content of the APSR Register.
  128. \return APSR Register value
  129. */
  130. __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_APSR(void)
  131. {
  132. uint32_t result;
  133. __ASM volatile ("MRS %0, apsr" : "=r" (result) );
  134. return(result);
  135. }
  136. #if (__ARM_FEATURE_CMSE == 3U)
  137. /**
  138. \brief Get APSR Register (non-secure)
  139. \details Returns the content of the non-secure APSR Register when in secure state.
  140. \return APSR Register value
  141. */
  142. __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_APSR_NS(void)
  143. {
  144. uint32_t result;
  145. __ASM volatile ("MRS %0, apsr_ns" : "=r" (result) );
  146. return(result);
  147. }
  148. #endif
  149. /**
  150. \brief Get xPSR Register
  151. \details Returns the content of the xPSR Register.
  152. \return xPSR Register value
  153. */
  154. __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_xPSR(void)
  155. {
  156. uint32_t result;
  157. __ASM volatile ("MRS %0, xpsr" : "=r" (result) );
  158. return(result);
  159. }
  160. #if (__ARM_FEATURE_CMSE == 3U)
  161. /**
  162. \brief Get xPSR Register (non-secure)
  163. \details Returns the content of the non-secure xPSR Register when in secure state.
  164. \return xPSR Register value
  165. */
  166. __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_xPSR_NS(void)
  167. {
  168. uint32_t result;
  169. __ASM volatile ("MRS %0, xpsr_ns" : "=r" (result) );
  170. return(result);
  171. }
  172. #endif
  173. /**
  174. \brief Get Process Stack Pointer
  175. \details Returns the current value of the Process Stack Pointer (PSP).
  176. \return PSP Register value
  177. */
  178. __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_PSP(void)
  179. {
  180. register uint32_t result;
  181. __ASM volatile ("MRS %0, psp" : "=r" (result) );
  182. return(result);
  183. }
  184. #if (__ARM_FEATURE_CMSE == 3U)
  185. /**
  186. \brief Get Process Stack Pointer (non-secure)
  187. \details Returns the current value of the non-secure Process Stack Pointer (PSP) when in secure state.
  188. \return PSP Register value
  189. */
  190. __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_PSP_NS(void)
  191. {
  192. register uint32_t result;
  193. __ASM volatile ("MRS %0, psp_ns" : "=r" (result) );
  194. return(result);
  195. }
  196. #endif
  197. /**
  198. \brief Set Process Stack Pointer
  199. \details Assigns the given value to the Process Stack Pointer (PSP).
  200. \param [in] topOfProcStack Process Stack Pointer value to set
  201. */
  202. __attribute__((always_inline)) __STATIC_INLINE void __set_PSP(uint32_t topOfProcStack)
  203. {
  204. __ASM volatile ("MSR psp, %0" : : "r" (topOfProcStack) : "sp");
  205. }
  206. #if (__ARM_FEATURE_CMSE == 3U)
  207. /**
  208. \brief Set Process Stack Pointer (non-secure)
  209. \details Assigns the given value to the non-secure Process Stack Pointer (PSP) when in secure state.
  210. \param [in] topOfProcStack Process Stack Pointer value to set
  211. */
  212. __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_PSP_NS(uint32_t topOfProcStack)
  213. {
  214. __ASM volatile ("MSR psp_ns, %0" : : "r" (topOfProcStack) : "sp");
  215. }
  216. #endif
  217. /**
  218. \brief Get Main Stack Pointer
  219. \details Returns the current value of the Main Stack Pointer (MSP).
  220. \return MSP Register value
  221. */
  222. __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_MSP(void)
  223. {
  224. register uint32_t result;
  225. __ASM volatile ("MRS %0, msp" : "=r" (result) );
  226. return(result);
  227. }
  228. #if (__ARM_FEATURE_CMSE == 3U)
  229. /**
  230. \brief Get Main Stack Pointer (non-secure)
  231. \details Returns the current value of the non-secure Main Stack Pointer (MSP) when in secure state.
  232. \return MSP Register value
  233. */
  234. __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_MSP_NS(void)
  235. {
  236. register uint32_t result;
  237. __ASM volatile ("MRS %0, msp_ns" : "=r" (result) );
  238. return(result);
  239. }
  240. #endif
  241. /**
  242. \brief Set Main Stack Pointer
  243. \details Assigns the given value to the Main Stack Pointer (MSP).
  244. \param [in] topOfMainStack Main Stack Pointer value to set
  245. */
  246. __attribute__((always_inline)) __STATIC_INLINE void __set_MSP(uint32_t topOfMainStack)
  247. {
  248. __ASM volatile ("MSR msp, %0" : : "r" (topOfMainStack) : "sp");
  249. }
  250. #if (__ARM_FEATURE_CMSE == 3U)
  251. /**
  252. \brief Set Main Stack Pointer (non-secure)
  253. \details Assigns the given value to the non-secure Main Stack Pointer (MSP) when in secure state.
  254. \param [in] topOfMainStack Main Stack Pointer value to set
  255. */
  256. __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_MSP_NS(uint32_t topOfMainStack)
  257. {
  258. __ASM volatile ("MSR msp_ns, %0" : : "r" (topOfMainStack) : "sp");
  259. }
  260. #endif
  261. /**
  262. \brief Get Priority Mask
  263. \details Returns the current state of the priority mask bit from the Priority Mask Register.
  264. \return Priority Mask value
  265. */
  266. __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_PRIMASK(void)
  267. {
  268. uint32_t result;
  269. __ASM volatile ("MRS %0, primask" : "=r" (result) );
  270. return(result);
  271. }
  272. #if (__ARM_FEATURE_CMSE == 3U)
  273. /**
  274. \brief Get Priority Mask (non-secure)
  275. \details Returns the current state of the non-secure priority mask bit from the Priority Mask Register when in secure state.
  276. \return Priority Mask value
  277. */
  278. __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_PRIMASK_NS(void)
  279. {
  280. uint32_t result;
  281. __ASM volatile ("MRS %0, primask_ns" : "=r" (result) );
  282. return(result);
  283. }
  284. #endif
  285. /**
  286. \brief Set Priority Mask
  287. \details Assigns the given value to the Priority Mask Register.
  288. \param [in] priMask Priority Mask
  289. */
  290. __attribute__((always_inline)) __STATIC_INLINE void __set_PRIMASK(uint32_t priMask)
  291. {
  292. __ASM volatile ("MSR primask, %0" : : "r" (priMask) : "memory");
  293. }
  294. #if (__ARM_FEATURE_CMSE == 3U)
  295. /**
  296. \brief Set Priority Mask (non-secure)
  297. \details Assigns the given value to the non-secure Priority Mask Register when in secure state.
  298. \param [in] priMask Priority Mask
  299. */
  300. __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_PRIMASK_NS(uint32_t priMask)
  301. {
  302. __ASM volatile ("MSR primask_ns, %0" : : "r" (priMask) : "memory");
  303. }
  304. #endif
  305. #if ((__ARM_ARCH_7M__ == 1U) || (__ARM_ARCH_7EM__ == 1U) || (__ARM_ARCH_8M__ == 1U)) /* ToDo: ARMCC_V6: check if this is ok for cortex >=3 */
  306. /**
  307. \brief Enable FIQ
  308. \details Enables FIQ interrupts by clearing the F-bit in the CPSR.
  309. Can only be executed in Privileged modes.
  310. */
  311. __attribute__((always_inline)) __STATIC_INLINE void __enable_fault_irq(void)
  312. {
  313. __ASM volatile ("cpsie f" : : : "memory");
  314. }
  315. /**
  316. \brief Disable FIQ
  317. \details Disables FIQ interrupts by setting the F-bit in the CPSR.
  318. Can only be executed in Privileged modes.
  319. */
  320. __attribute__((always_inline)) __STATIC_INLINE void __disable_fault_irq(void)
  321. {
  322. __ASM volatile ("cpsid f" : : : "memory");
  323. }
  324. /**
  325. \brief Get Base Priority
  326. \details Returns the current value of the Base Priority register.
  327. \return Base Priority register value
  328. */
  329. __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_BASEPRI(void)
  330. {
  331. uint32_t result;
  332. __ASM volatile ("MRS %0, basepri" : "=r" (result) );
  333. return(result);
  334. }
  335. #if (__ARM_FEATURE_CMSE == 3U)
  336. /**
  337. \brief Get Base Priority (non-secure)
  338. \details Returns the current value of the non-secure Base Priority register when in secure state.
  339. \return Base Priority register value
  340. */
  341. __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_BASEPRI_NS(void)
  342. {
  343. uint32_t result;
  344. __ASM volatile ("MRS %0, basepri_ns" : "=r" (result) );
  345. return(result);
  346. }
  347. #endif
  348. /**
  349. \brief Set Base Priority
  350. \details Assigns the given value to the Base Priority register.
  351. \param [in] basePri Base Priority value to set
  352. */
  353. __attribute__((always_inline)) __STATIC_INLINE void __set_BASEPRI(uint32_t value)
  354. {
  355. __ASM volatile ("MSR basepri, %0" : : "r" (value) : "memory");
  356. }
  357. #if (__ARM_FEATURE_CMSE == 3U)
  358. /**
  359. \brief Set Base Priority (non-secure)
  360. \details Assigns the given value to the non-secure Base Priority register when in secure state.
  361. \param [in] basePri Base Priority value to set
  362. */
  363. __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_BASEPRI_NS(uint32_t value)
  364. {
  365. __ASM volatile ("MSR basepri_ns, %0" : : "r" (value) : "memory");
  366. }
  367. #endif
  368. /**
  369. \brief Set Base Priority with condition
  370. \details Assigns the given value to the Base Priority register only if BASEPRI masking is disabled,
  371. or the new value increases the BASEPRI priority level.
  372. \param [in] basePri Base Priority value to set
  373. */
  374. __attribute__((always_inline)) __STATIC_INLINE void __set_BASEPRI_MAX(uint32_t value)
  375. {
  376. __ASM volatile ("MSR basepri_max, %0" : : "r" (value) : "memory");
  377. }
  378. #if (__ARM_FEATURE_CMSE == 3U)
  379. /**
  380. \brief Set Base Priority with condition (non_secure)
  381. \details Assigns the given value to the non-secure Base Priority register when in secure state only if BASEPRI masking is disabled,
  382. or the new value increases the BASEPRI priority level.
  383. \param [in] basePri Base Priority value to set
  384. */
  385. __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_BASEPRI_MAX_NS(uint32_t value)
  386. {
  387. __ASM volatile ("MSR basepri_max_ns, %0" : : "r" (value) : "memory");
  388. }
  389. #endif
  390. /**
  391. \brief Get Fault Mask
  392. \details Returns the current value of the Fault Mask register.
  393. \return Fault Mask register value
  394. */
  395. __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_FAULTMASK(void)
  396. {
  397. uint32_t result;
  398. __ASM volatile ("MRS %0, faultmask" : "=r" (result) );
  399. return(result);
  400. }
  401. #if (__ARM_FEATURE_CMSE == 3U)
  402. /**
  403. \brief Get Fault Mask (non-secure)
  404. \details Returns the current value of the non-secure Fault Mask register when in secure state.
  405. \return Fault Mask register value
  406. */
  407. __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_FAULTMASK_NS(void)
  408. {
  409. uint32_t result;
  410. __ASM volatile ("MRS %0, faultmask_ns" : "=r" (result) );
  411. return(result);
  412. }
  413. #endif
  414. /**
  415. \brief Set Fault Mask
  416. \details Assigns the given value to the Fault Mask register.
  417. \param [in] faultMask Fault Mask value to set
  418. */
  419. __attribute__((always_inline)) __STATIC_INLINE void __set_FAULTMASK(uint32_t faultMask)
  420. {
  421. __ASM volatile ("MSR faultmask, %0" : : "r" (faultMask) : "memory");
  422. }
  423. #if (__ARM_FEATURE_CMSE == 3U)
  424. /**
  425. \brief Set Fault Mask (non-secure)
  426. \details Assigns the given value to the non-secure Fault Mask register when in secure state.
  427. \param [in] faultMask Fault Mask value to set
  428. */
  429. __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_FAULTMASK_NS(uint32_t faultMask)
  430. {
  431. __ASM volatile ("MSR faultmask_ns, %0" : : "r" (faultMask) : "memory");
  432. }
  433. #endif
  434. #endif /* ((__ARM_ARCH_7M__ == 1U) || (__ARM_ARCH_8M__ == 1U)) */
  435. #if (__ARM_ARCH_8M__ == 1U)
  436. /**
  437. \brief Get Process Stack Pointer Limit
  438. \details Returns the current value of the Process Stack Pointer Limit (PSPLIM).
  439. \return PSPLIM Register value
  440. */
  441. __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_PSPLIM(void)
  442. {
  443. register uint32_t result;
  444. __ASM volatile ("MRS %0, psplim" : "=r" (result) );
  445. return(result);
  446. }
  447. #if (__ARM_FEATURE_CMSE == 3U) && (__ARM_ARCH_PROFILE == 'M') /* ToDo: ARMCC_V6: check predefined macro for mainline */
  448. /**
  449. \brief Get Process Stack Pointer Limit (non-secure)
  450. \details Returns the current value of the non-secure Process Stack Pointer Limit (PSPLIM) when in secure state.
  451. \return PSPLIM Register value
  452. */
  453. __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_PSPLIM_NS(void)
  454. {
  455. register uint32_t result;
  456. __ASM volatile ("MRS %0, psplim_ns" : "=r" (result) );
  457. return(result);
  458. }
  459. #endif
  460. /**
  461. \brief Set Process Stack Pointer Limit
  462. \details Assigns the given value to the Process Stack Pointer Limit (PSPLIM).
  463. \param [in] ProcStackPtrLimit Process Stack Pointer Limit value to set
  464. */
  465. __attribute__((always_inline)) __STATIC_INLINE void __set_PSPLIM(uint32_t ProcStackPtrLimit)
  466. {
  467. __ASM volatile ("MSR psplim, %0" : : "r" (ProcStackPtrLimit));
  468. }
  469. #if (__ARM_FEATURE_CMSE == 3U) && (__ARM_ARCH_PROFILE == 'M') /* ToDo: ARMCC_V6: check predefined macro for mainline */
  470. /**
  471. \brief Set Process Stack Pointer (non-secure)
  472. \details Assigns the given value to the non-secure Process Stack Pointer Limit (PSPLIM) when in secure state.
  473. \param [in] ProcStackPtrLimit Process Stack Pointer Limit value to set
  474. */
  475. __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_PSPLIM_NS(uint32_t ProcStackPtrLimit)
  476. {
  477. __ASM volatile ("MSR psplim_ns, %0\n" : : "r" (ProcStackPtrLimit));
  478. }
  479. #endif
  480. /**
  481. \brief Get Main Stack Pointer Limit
  482. \details Returns the current value of the Main Stack Pointer Limit (MSPLIM).
  483. \return MSPLIM Register value
  484. */
  485. __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_MSPLIM(void)
  486. {
  487. register uint32_t result;
  488. __ASM volatile ("MRS %0, msplim" : "=r" (result) );
  489. return(result);
  490. }
  491. #if (__ARM_FEATURE_CMSE == 3U) && (__ARM_ARCH_PROFILE == 'M') /* ToDo: ARMCC_V6: check predefined macro for mainline */
  492. /**
  493. \brief Get Main Stack Pointer Limit (non-secure)
  494. \details Returns the current value of the non-secure Main Stack Pointer Limit(MSPLIM) when in secure state.
  495. \return MSPLIM Register value
  496. */
  497. __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_MSPLIM_NS(void)
  498. {
  499. register uint32_t result;
  500. __ASM volatile ("MRS %0, msplim_ns" : "=r" (result) );
  501. return(result);
  502. }
  503. #endif
  504. /**
  505. \brief Set Main Stack Pointer Limit
  506. \details Assigns the given value to the Main Stack Pointer Limit (MSPLIM).
  507. \param [in] MainStackPtrLimit Main Stack Pointer Limit value to set
  508. */
  509. __attribute__((always_inline)) __STATIC_INLINE void __set_MSPLIM(uint32_t MainStackPtrLimit)
  510. {
  511. __ASM volatile ("MSR msplim, %0" : : "r" (MainStackPtrLimit));
  512. }
  513. #if (__ARM_FEATURE_CMSE == 3U) && (__ARM_ARCH_PROFILE == 'M') /* ToDo: ARMCC_V6: check predefined macro for mainline */
  514. /**
  515. \brief Set Main Stack Pointer Limit (non-secure)
  516. \details Assigns the given value to the non-secure Main Stack Pointer Limit (MSPLIM) when in secure state.
  517. \param [in] MainStackPtrLimit Main Stack Pointer value to set
  518. */
  519. __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_MSPLIM_NS(uint32_t MainStackPtrLimit)
  520. {
  521. __ASM volatile ("MSR msplim_ns, %0" : : "r" (MainStackPtrLimit));
  522. }
  523. #endif
  524. #endif /* (__ARM_ARCH_8M__ == 1U) */
  525. #if ((__ARM_ARCH_7EM__ == 1U) || (__ARM_ARCH_8M__ == 1U)) /* ToDo: ARMCC_V6: check if this is ok for cortex >=4 */
  526. /**
  527. \brief Get FPSCR
  528. \details eturns the current value of the Floating Point Status/Control register.
  529. \return Floating Point Status/Control register value
  530. */
  531. #define __get_FPSCR __builtin_arm_get_fpscr
  532. #if 0
  533. __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_FPSCR(void)
  534. {
  535. #if (__FPU_PRESENT == 1U) && (__FPU_USED == 1U)
  536. uint32_t result;
  537. __ASM volatile (""); /* Empty asm statement works as a scheduling barrier */
  538. __ASM volatile ("VMRS %0, fpscr" : "=r" (result) );
  539. __ASM volatile ("");
  540. return(result);
  541. #else
  542. return(0);
  543. #endif
  544. }
  545. #endif
  546. #if (__ARM_FEATURE_CMSE == 3U)
  547. /**
  548. \brief Get FPSCR (non-secure)
  549. \details Returns the current value of the non-secure Floating Point Status/Control register when in secure state.
  550. \return Floating Point Status/Control register value
  551. */
  552. __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_FPSCR_NS(void)
  553. {
  554. #if (__FPU_PRESENT == 1U) && (__FPU_USED == 1U)
  555. uint32_t result;
  556. __ASM volatile (""); /* Empty asm statement works as a scheduling barrier */
  557. __ASM volatile ("VMRS %0, fpscr_ns" : "=r" (result) );
  558. __ASM volatile ("");
  559. return(result);
  560. #else
  561. return(0);
  562. #endif
  563. }
  564. #endif
  565. /**
  566. \brief Set FPSCR
  567. \details Assigns the given value to the Floating Point Status/Control register.
  568. \param [in] fpscr Floating Point Status/Control value to set
  569. */
  570. #define __set_FPSCR __builtin_arm_set_fpscr
  571. #if 0
  572. __attribute__((always_inline)) __STATIC_INLINE void __set_FPSCR(uint32_t fpscr)
  573. {
  574. #if (__FPU_PRESENT == 1U) && (__FPU_USED == 1U)
  575. __ASM volatile (""); /* Empty asm statement works as a scheduling barrier */
  576. __ASM volatile ("VMSR fpscr, %0" : : "r" (fpscr) : "vfpcc");
  577. __ASM volatile ("");
  578. #endif
  579. }
  580. #endif
  581. #if (__ARM_FEATURE_CMSE == 3U)
  582. /**
  583. \brief Set FPSCR (non-secure)
  584. \details Assigns the given value to the non-secure Floating Point Status/Control register when in secure state.
  585. \param [in] fpscr Floating Point Status/Control value to set
  586. */
  587. __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_FPSCR_NS(uint32_t fpscr)
  588. {
  589. #if (__FPU_PRESENT == 1U) && (__FPU_USED == 1U)
  590. __ASM volatile (""); /* Empty asm statement works as a scheduling barrier */
  591. __ASM volatile ("VMSR fpscr_ns, %0" : : "r" (fpscr) : "vfpcc");
  592. __ASM volatile ("");
  593. #endif
  594. }
  595. #endif
  596. #endif /* ((__ARM_ARCH_7EM__ == 1U) || (__ARM_ARCH_8M__ == 1U)) */
  597. /*@} end of CMSIS_Core_RegAccFunctions */
  598. /* ########################## Core Instruction Access ######################### */
  599. /** \defgroup CMSIS_Core_InstructionInterface CMSIS Core Instruction Interface
  600. Access to dedicated instructions
  601. @{
  602. */
  603. /* Define macros for porting to both thumb1 and thumb2.
  604. * For thumb1, use low register (r0-r7), specified by constraint "l"
  605. * Otherwise, use general registers, specified by constraint "r" */
  606. #if defined (__thumb__) && !defined (__thumb2__)
  607. #define __CMSIS_GCC_OUT_REG(r) "=l" (r)
  608. #define __CMSIS_GCC_USE_REG(r) "l" (r)
  609. #else
  610. #define __CMSIS_GCC_OUT_REG(r) "=r" (r)
  611. #define __CMSIS_GCC_USE_REG(r) "r" (r)
  612. #endif
  613. /**
  614. \brief No Operation
  615. \details No Operation does nothing. This instruction can be used for code alignment purposes.
  616. */
  617. #define __NOP __builtin_arm_nop
  618. /**
  619. \brief Wait For Interrupt
  620. \details Wait For Interrupt is a hint instruction that suspends execution until one of a number of events occurs.
  621. */
  622. #define __WFI __builtin_arm_wfi
  623. /**
  624. \brief Wait For Event
  625. \details Wait For Event is a hint instruction that permits the processor to enter
  626. a low-power state until one of a number of events occurs.
  627. */
  628. #define __WFE __builtin_arm_wfe
  629. /**
  630. \brief Send Event
  631. \details Send Event is a hint instruction. It causes an event to be signaled to the CPU.
  632. */
  633. #define __SEV __builtin_arm_sev
  634. /**
  635. \brief Instruction Synchronization Barrier
  636. \details Instruction Synchronization Barrier flushes the pipeline in the processor,
  637. so that all instructions following the ISB are fetched from cache or memory,
  638. after the instruction has been completed.
  639. */
  640. #define __ISB() __builtin_arm_isb(0xF);
  641. /**
  642. \brief Data Synchronization Barrier
  643. \details Acts as a special kind of Data Memory Barrier.
  644. It completes when all explicit memory accesses before this instruction complete.
  645. */
  646. #define __DSB() __builtin_arm_dsb(0xF);
  647. /**
  648. \brief Data Memory Barrier
  649. \details Ensures the apparent order of the explicit memory operations before
  650. and after the instruction, without ensuring their completion.
  651. */
  652. #define __DMB() __builtin_arm_dmb(0xF);
  653. /**
  654. \brief Reverse byte order (32 bit)
  655. \details Reverses the byte order in integer value.
  656. \param [in] value Value to reverse
  657. \return Reversed value
  658. */
  659. #define __REV __builtin_bswap32
  660. /**
  661. \brief Reverse byte order (16 bit)
  662. \details Reverses the byte order in two unsigned short values.
  663. \param [in] value Value to reverse
  664. \return Reversed value
  665. */
  666. #define __REV16 __builtin_bswap16 /* ToDo: ARMCC_V6: check if __builtin_bswap16 could be used */
  667. #if 0
  668. __attribute__((always_inline)) __STATIC_INLINE uint32_t __REV16(uint32_t value)
  669. {
  670. uint32_t result;
  671. __ASM volatile ("rev16 %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
  672. return(result);
  673. }
  674. #endif
  675. /**
  676. \brief Reverse byte order in signed short value
  677. \details Reverses the byte order in a signed short value with sign extension to integer.
  678. \param [in] value Value to reverse
  679. \return Reversed value
  680. */
  681. /* ToDo: ARMCC_V6: check if __builtin_bswap16 could be used */
  682. __attribute__((always_inline)) __STATIC_INLINE int32_t __REVSH(int32_t value)
  683. {
  684. int32_t result;
  685. __ASM volatile ("revsh %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
  686. return(result);
  687. }
  688. /**
  689. \brief Rotate Right in unsigned value (32 bit)
  690. \details Rotate Right (immediate) provides the value of the contents of a register rotated by a variable number of bits.
  691. \param [in] op1 Value to rotate
  692. \param [in] op2 Number of Bits to rotate
  693. \return Rotated value
  694. */
  695. __attribute__((always_inline)) __STATIC_INLINE uint32_t __ROR(uint32_t op1, uint32_t op2)
  696. {
  697. return (op1 >> op2) | (op1 << (32U - op2));
  698. }
  699. /**
  700. \brief Breakpoint
  701. \details Causes the processor to enter Debug state.
  702. Debug tools can use this to investigate system state when the instruction at a particular address is reached.
  703. \param [in] value is ignored by the processor.
  704. If required, a debugger can use it to store additional information about the breakpoint.
  705. */
  706. #define __BKPT(value) __ASM volatile ("bkpt "#value)
  707. /**
  708. \brief Reverse bit order of value
  709. \details Reverses the bit order of the given value.
  710. \param [in] value Value to reverse
  711. \return Reversed value
  712. */
  713. /* ToDo: ARMCC_V6: check if __builtin_arm_rbit is supported */
  714. __attribute__((always_inline)) __STATIC_INLINE uint32_t __RBIT(uint32_t value)
  715. {
  716. uint32_t result;
  717. #if ((__ARM_ARCH_7M__ == 1U) || (__ARM_ARCH_7EM__ == 1U) || (__ARM_ARCH_8M__ == 1U)) /* ToDo: ARMCC_V6: check if this is ok for cortex >=3 */
  718. __ASM volatile ("rbit %0, %1" : "=r" (result) : "r" (value) );
  719. #else
  720. int32_t s = 4 /*sizeof(v)*/ * 8 - 1; /* extra shift needed at end */
  721. result = value; /* r will be reversed bits of v; first get LSB of v */
  722. for (value >>= 1U; value; value >>= 1U)
  723. {
  724. result <<= 1U;
  725. result |= value & 1U;
  726. s--;
  727. }
  728. result <<= s; /* shift when v's highest bits are zero */
  729. #endif
  730. return(result);
  731. }
  732. /**
  733. \brief Count leading zeros
  734. \details Counts the number of leading zeros of a data value.
  735. \param [in] value Value to count the leading zeros
  736. \return number of leading zeros in value
  737. */
  738. #define __CLZ __builtin_clz
  739. #if ((__ARM_ARCH_7M__ == 1U) || (__ARM_ARCH_7EM__ == 1U) || (__ARM_ARCH_8M__ == 1U)) /* ToDo: ARMCC_V6: check if this is ok for cortex >=3 */
  740. /**
  741. \brief LDR Exclusive (8 bit)
  742. \details Executes a exclusive LDR instruction for 8 bit value.
  743. \param [in] ptr Pointer to data
  744. \return value of type uint8_t at (*ptr)
  745. */
  746. #define __LDREXB (uint8_t)__builtin_arm_ldrex
  747. /**
  748. \brief LDR Exclusive (16 bit)
  749. \details Executes a exclusive LDR instruction for 16 bit values.
  750. \param [in] ptr Pointer to data
  751. \return value of type uint16_t at (*ptr)
  752. */
  753. #define __LDREXH (uint16_t)__builtin_arm_ldrex
  754. /**
  755. \brief LDR Exclusive (32 bit)
  756. \details Executes a exclusive LDR instruction for 32 bit values.
  757. \param [in] ptr Pointer to data
  758. \return value of type uint32_t at (*ptr)
  759. */
  760. #define __LDREXW (uint32_t)__builtin_arm_ldrex
  761. /**
  762. \brief STR Exclusive (8 bit)
  763. \details Executes a exclusive STR instruction for 8 bit values.
  764. \param [in] value Value to store
  765. \param [in] ptr Pointer to location
  766. \return 0 Function succeeded
  767. \return 1 Function failed
  768. */
  769. #define __STREXB (uint32_t)__builtin_arm_strex
  770. /**
  771. \brief STR Exclusive (16 bit)
  772. \details Executes a exclusive STR instruction for 16 bit values.
  773. \param [in] value Value to store
  774. \param [in] ptr Pointer to location
  775. \return 0 Function succeeded
  776. \return 1 Function failed
  777. */
  778. #define __STREXH (uint32_t)__builtin_arm_strex
  779. /**
  780. \brief STR Exclusive (32 bit)
  781. \details Executes a exclusive STR instruction for 32 bit values.
  782. \param [in] value Value to store
  783. \param [in] ptr Pointer to location
  784. \return 0 Function succeeded
  785. \return 1 Function failed
  786. */
  787. #define __STREXW (uint32_t)__builtin_arm_strex
  788. /**
  789. \brief Remove the exclusive lock
  790. \details Removes the exclusive lock which is created by LDREX.
  791. */
  792. #define __CLREX __builtin_arm_clrex
  793. /**
  794. \brief Signed Saturate
  795. \details Saturates a signed value.
  796. \param [in] value Value to be saturated
  797. \param [in] sat Bit position to saturate to (1..32)
  798. \return Saturated value
  799. */
  800. /*#define __SSAT __builtin_arm_ssat*/
  801. #define __SSAT(ARG1,ARG2) \
  802. ({ \
  803. int32_t __RES, __ARG1 = (ARG1); \
  804. __ASM ("ssat %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
  805. __RES; \
  806. })
  807. /**
  808. \brief Unsigned Saturate
  809. \details Saturates an unsigned value.
  810. \param [in] value Value to be saturated
  811. \param [in] sat Bit position to saturate to (0..31)
  812. \return Saturated value
  813. */
  814. #define __USAT __builtin_arm_usat
  815. #if 0
  816. #define __USAT(ARG1,ARG2) \
  817. ({ \
  818. uint32_t __RES, __ARG1 = (ARG1); \
  819. __ASM ("usat %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
  820. __RES; \
  821. })
  822. #endif
  823. /**
  824. \brief Rotate Right with Extend (32 bit)
  825. \details Moves each bit of a bitstring right by one bit.
  826. The carry input is shifted in at the left end of the bitstring.
  827. \param [in] value Value to rotate
  828. \return Rotated value
  829. */
  830. __attribute__((always_inline)) __STATIC_INLINE uint32_t __RRX(uint32_t value)
  831. {
  832. uint32_t result;
  833. __ASM volatile ("rrx %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
  834. return(result);
  835. }
  836. /**
  837. \brief LDRT Unprivileged (8 bit)
  838. \details Executes a Unprivileged LDRT instruction for 8 bit value.
  839. \param [in] ptr Pointer to data
  840. \return value of type uint8_t at (*ptr)
  841. */
  842. __attribute__((always_inline)) __STATIC_INLINE uint8_t __LDRBT(volatile uint8_t *ptr)
  843. {
  844. uint32_t result;
  845. __ASM volatile ("ldrbt %0, %1" : "=r" (result) : "Q" (*ptr) );
  846. return ((uint8_t) result); /* Add explicit type cast here */
  847. }
  848. /**
  849. \brief LDRT Unprivileged (16 bit)
  850. \details Executes a Unprivileged LDRT instruction for 16 bit values.
  851. \param [in] ptr Pointer to data
  852. \return value of type uint16_t at (*ptr)
  853. */
  854. __attribute__((always_inline)) __STATIC_INLINE uint16_t __LDRHT(volatile uint16_t *ptr)
  855. {
  856. uint32_t result;
  857. __ASM volatile ("ldrht %0, %1" : "=r" (result) : "Q" (*ptr) );
  858. return ((uint16_t) result); /* Add explicit type cast here */
  859. }
  860. /**
  861. \brief LDRT Unprivileged (32 bit)
  862. \details Executes a Unprivileged LDRT instruction for 32 bit values.
  863. \param [in] ptr Pointer to data
  864. \return value of type uint32_t at (*ptr)
  865. */
  866. __attribute__((always_inline)) __STATIC_INLINE uint32_t __LDRT(volatile uint32_t *ptr)
  867. {
  868. uint32_t result;
  869. __ASM volatile ("ldrt %0, %1" : "=r" (result) : "Q" (*ptr) );
  870. return(result);
  871. }
  872. /**
  873. \brief STRT Unprivileged (8 bit)
  874. \details Executes a Unprivileged STRT instruction for 8 bit values.
  875. \param [in] value Value to store
  876. \param [in] ptr Pointer to location
  877. */
  878. __attribute__((always_inline)) __STATIC_INLINE void __STRBT(uint8_t value, volatile uint8_t *ptr)
  879. {
  880. __ASM volatile ("strbt %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
  881. }
  882. /**
  883. \brief STRT Unprivileged (16 bit)
  884. \details Executes a Unprivileged STRT instruction for 16 bit values.
  885. \param [in] value Value to store
  886. \param [in] ptr Pointer to location
  887. */
  888. __attribute__((always_inline)) __STATIC_INLINE void __STRHT(uint16_t value, volatile uint16_t *ptr)
  889. {
  890. __ASM volatile ("strht %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
  891. }
  892. /**
  893. \brief STRT Unprivileged (32 bit)
  894. \details Executes a Unprivileged STRT instruction for 32 bit values.
  895. \param [in] value Value to store
  896. \param [in] ptr Pointer to location
  897. */
  898. __attribute__((always_inline)) __STATIC_INLINE void __STRT(uint32_t value, volatile uint32_t *ptr)
  899. {
  900. __ASM volatile ("strt %1, %0" : "=Q" (*ptr) : "r" (value) );
  901. }
  902. #endif /* ((__ARM_ARCH_7M__ == 1U) || (__ARM_ARCH_7EM__ == 1U) || (__ARM_ARCH_8M__ == 1U)) */
  903. #if (__ARM_ARCH_8M__ == 1U)
  904. /**
  905. \brief Load-Acquire (8 bit)
  906. \details Executes a LDAB instruction for 8 bit value.
  907. \param [in] ptr Pointer to data
  908. \return value of type uint8_t at (*ptr)
  909. */
  910. __attribute__((always_inline)) __STATIC_INLINE uint8_t __LDAB(volatile uint8_t *ptr)
  911. {
  912. uint32_t result;
  913. __ASM volatile ("ldab %0, %1" : "=r" (result) : "Q" (*ptr) );
  914. return ((uint8_t) result);
  915. }
  916. /**
  917. \brief Load-Acquire (16 bit)
  918. \details Executes a LDAH instruction for 16 bit values.
  919. \param [in] ptr Pointer to data
  920. \return value of type uint16_t at (*ptr)
  921. */
  922. __attribute__((always_inline)) __STATIC_INLINE uint16_t __LDAH(volatile uint16_t *ptr)
  923. {
  924. uint32_t result;
  925. __ASM volatile ("ldah %0, %1" : "=r" (result) : "Q" (*ptr) );
  926. return ((uint16_t) result);
  927. }
  928. /**
  929. \brief Load-Acquire (32 bit)
  930. \details Executes a LDA instruction for 32 bit values.
  931. \param [in] ptr Pointer to data
  932. \return value of type uint32_t at (*ptr)
  933. */
  934. __attribute__((always_inline)) __STATIC_INLINE uint32_t __LDA(volatile uint32_t *ptr)
  935. {
  936. uint32_t result;
  937. __ASM volatile ("lda %0, %1" : "=r" (result) : "Q" (*ptr) );
  938. return(result);
  939. }
  940. /**
  941. \brief Store-Release (8 bit)
  942. \details Executes a STLB instruction for 8 bit values.
  943. \param [in] value Value to store
  944. \param [in] ptr Pointer to location
  945. */
  946. __attribute__((always_inline)) __STATIC_INLINE void __STLB(uint8_t value, volatile uint8_t *ptr)
  947. {
  948. __ASM volatile ("stlb %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
  949. }
  950. /**
  951. \brief Store-Release (16 bit)
  952. \details Executes a STLH instruction for 16 bit values.
  953. \param [in] value Value to store
  954. \param [in] ptr Pointer to location
  955. */
  956. __attribute__((always_inline)) __STATIC_INLINE void __STLH(uint16_t value, volatile uint16_t *ptr)
  957. {
  958. __ASM volatile ("stlh %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
  959. }
  960. /**
  961. \brief Store-Release (32 bit)
  962. \details Executes a STL instruction for 32 bit values.
  963. \param [in] value Value to store
  964. \param [in] ptr Pointer to location
  965. */
  966. __attribute__((always_inline)) __STATIC_INLINE void __STL(uint32_t value, volatile uint32_t *ptr)
  967. {
  968. __ASM volatile ("stl %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
  969. }
  970. /**
  971. \brief Load-Acquire Exclusive (8 bit)
  972. \details Executes a LDAB exclusive instruction for 8 bit value.
  973. \param [in] ptr Pointer to data
  974. \return value of type uint8_t at (*ptr)
  975. */
  976. #define __LDAEXB (uint8_t)__builtin_arm_ldaex
  977. /**
  978. \brief Load-Acquire Exclusive (16 bit)
  979. \details Executes a LDAH exclusive instruction for 16 bit values.
  980. \param [in] ptr Pointer to data
  981. \return value of type uint16_t at (*ptr)
  982. */
  983. #define __LDAEXH (uint16_t)__builtin_arm_ldaex
  984. /**
  985. \brief Load-Acquire Exclusive (32 bit)
  986. \details Executes a LDA exclusive instruction for 32 bit values.
  987. \param [in] ptr Pointer to data
  988. \return value of type uint32_t at (*ptr)
  989. */
  990. #define __LDAEX (uint32_t)__builtin_arm_ldaex
  991. /**
  992. \brief Store-Release Exclusive (8 bit)
  993. \details Executes a STLB exclusive instruction for 8 bit values.
  994. \param [in] value Value to store
  995. \param [in] ptr Pointer to location
  996. \return 0 Function succeeded
  997. \return 1 Function failed
  998. */
  999. #define __STLEXB (uint32_t)__builtin_arm_stlex
  1000. /**
  1001. \brief Store-Release Exclusive (16 bit)
  1002. \details Executes a STLH exclusive instruction for 16 bit values.
  1003. \param [in] value Value to store
  1004. \param [in] ptr Pointer to location
  1005. \return 0 Function succeeded
  1006. \return 1 Function failed
  1007. */
  1008. #define __STLEXH (uint32_t)__builtin_arm_stlex
  1009. /**
  1010. \brief Store-Release Exclusive (32 bit)
  1011. \details Executes a STL exclusive instruction for 32 bit values.
  1012. \param [in] value Value to store
  1013. \param [in] ptr Pointer to location
  1014. \return 0 Function succeeded
  1015. \return 1 Function failed
  1016. */
  1017. #define __STLEX (uint32_t)__builtin_arm_stlex
  1018. #endif /* (__ARM_ARCH_8M__ == 1U) */
  1019. /*@}*/ /* end of group CMSIS_Core_InstructionInterface */
  1020. /* ################### Compiler specific Intrinsics ########################### */
  1021. /** \defgroup CMSIS_SIMD_intrinsics CMSIS SIMD Intrinsics
  1022. Access to dedicated SIMD instructions
  1023. @{
  1024. */
  1025. #if (__ARM_FEATURE_DSP == 1U) /* ToDo: ARMCC_V6: This should be ARCH >= ARMv7-M + SIMD */
  1026. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SADD8(uint32_t op1, uint32_t op2)
  1027. {
  1028. uint32_t result;
  1029. __ASM volatile ("sadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1030. return(result);
  1031. }
  1032. __attribute__((always_inline)) __STATIC_INLINE uint32_t __QADD8(uint32_t op1, uint32_t op2)
  1033. {
  1034. uint32_t result;
  1035. __ASM volatile ("qadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1036. return(result);
  1037. }
  1038. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHADD8(uint32_t op1, uint32_t op2)
  1039. {
  1040. uint32_t result;
  1041. __ASM volatile ("shadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1042. return(result);
  1043. }
  1044. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UADD8(uint32_t op1, uint32_t op2)
  1045. {
  1046. uint32_t result;
  1047. __ASM volatile ("uadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1048. return(result);
  1049. }
  1050. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQADD8(uint32_t op1, uint32_t op2)
  1051. {
  1052. uint32_t result;
  1053. __ASM volatile ("uqadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1054. return(result);
  1055. }
  1056. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHADD8(uint32_t op1, uint32_t op2)
  1057. {
  1058. uint32_t result;
  1059. __ASM volatile ("uhadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1060. return(result);
  1061. }
  1062. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SSUB8(uint32_t op1, uint32_t op2)
  1063. {
  1064. uint32_t result;
  1065. __ASM volatile ("ssub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1066. return(result);
  1067. }
  1068. __attribute__((always_inline)) __STATIC_INLINE uint32_t __QSUB8(uint32_t op1, uint32_t op2)
  1069. {
  1070. uint32_t result;
  1071. __ASM volatile ("qsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1072. return(result);
  1073. }
  1074. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHSUB8(uint32_t op1, uint32_t op2)
  1075. {
  1076. uint32_t result;
  1077. __ASM volatile ("shsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1078. return(result);
  1079. }
  1080. __attribute__((always_inline)) __STATIC_INLINE uint32_t __USUB8(uint32_t op1, uint32_t op2)
  1081. {
  1082. uint32_t result;
  1083. __ASM volatile ("usub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1084. return(result);
  1085. }
  1086. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQSUB8(uint32_t op1, uint32_t op2)
  1087. {
  1088. uint32_t result;
  1089. __ASM volatile ("uqsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1090. return(result);
  1091. }
  1092. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHSUB8(uint32_t op1, uint32_t op2)
  1093. {
  1094. uint32_t result;
  1095. __ASM volatile ("uhsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1096. return(result);
  1097. }
  1098. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SADD16(uint32_t op1, uint32_t op2)
  1099. {
  1100. uint32_t result;
  1101. __ASM volatile ("sadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1102. return(result);
  1103. }
  1104. __attribute__((always_inline)) __STATIC_INLINE uint32_t __QADD16(uint32_t op1, uint32_t op2)
  1105. {
  1106. uint32_t result;
  1107. __ASM volatile ("qadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1108. return(result);
  1109. }
  1110. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHADD16(uint32_t op1, uint32_t op2)
  1111. {
  1112. uint32_t result;
  1113. __ASM volatile ("shadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1114. return(result);
  1115. }
  1116. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UADD16(uint32_t op1, uint32_t op2)
  1117. {
  1118. uint32_t result;
  1119. __ASM volatile ("uadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1120. return(result);
  1121. }
  1122. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQADD16(uint32_t op1, uint32_t op2)
  1123. {
  1124. uint32_t result;
  1125. __ASM volatile ("uqadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1126. return(result);
  1127. }
  1128. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHADD16(uint32_t op1, uint32_t op2)
  1129. {
  1130. uint32_t result;
  1131. __ASM volatile ("uhadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1132. return(result);
  1133. }
  1134. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SSUB16(uint32_t op1, uint32_t op2)
  1135. {
  1136. uint32_t result;
  1137. __ASM volatile ("ssub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1138. return(result);
  1139. }
  1140. __attribute__((always_inline)) __STATIC_INLINE uint32_t __QSUB16(uint32_t op1, uint32_t op2)
  1141. {
  1142. uint32_t result;
  1143. __ASM volatile ("qsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1144. return(result);
  1145. }
  1146. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHSUB16(uint32_t op1, uint32_t op2)
  1147. {
  1148. uint32_t result;
  1149. __ASM volatile ("shsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1150. return(result);
  1151. }
  1152. __attribute__((always_inline)) __STATIC_INLINE uint32_t __USUB16(uint32_t op1, uint32_t op2)
  1153. {
  1154. uint32_t result;
  1155. __ASM volatile ("usub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1156. return(result);
  1157. }
  1158. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQSUB16(uint32_t op1, uint32_t op2)
  1159. {
  1160. uint32_t result;
  1161. __ASM volatile ("uqsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1162. return(result);
  1163. }
  1164. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHSUB16(uint32_t op1, uint32_t op2)
  1165. {
  1166. uint32_t result;
  1167. __ASM volatile ("uhsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1168. return(result);
  1169. }
  1170. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SASX(uint32_t op1, uint32_t op2)
  1171. {
  1172. uint32_t result;
  1173. __ASM volatile ("sasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1174. return(result);
  1175. }
  1176. __attribute__((always_inline)) __STATIC_INLINE uint32_t __QASX(uint32_t op1, uint32_t op2)
  1177. {
  1178. uint32_t result;
  1179. __ASM volatile ("qasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1180. return(result);
  1181. }
  1182. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHASX(uint32_t op1, uint32_t op2)
  1183. {
  1184. uint32_t result;
  1185. __ASM volatile ("shasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1186. return(result);
  1187. }
  1188. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UASX(uint32_t op1, uint32_t op2)
  1189. {
  1190. uint32_t result;
  1191. __ASM volatile ("uasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1192. return(result);
  1193. }
  1194. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQASX(uint32_t op1, uint32_t op2)
  1195. {
  1196. uint32_t result;
  1197. __ASM volatile ("uqasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1198. return(result);
  1199. }
  1200. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHASX(uint32_t op1, uint32_t op2)
  1201. {
  1202. uint32_t result;
  1203. __ASM volatile ("uhasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1204. return(result);
  1205. }
  1206. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SSAX(uint32_t op1, uint32_t op2)
  1207. {
  1208. uint32_t result;
  1209. __ASM volatile ("ssax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1210. return(result);
  1211. }
  1212. __attribute__((always_inline)) __STATIC_INLINE uint32_t __QSAX(uint32_t op1, uint32_t op2)
  1213. {
  1214. uint32_t result;
  1215. __ASM volatile ("qsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1216. return(result);
  1217. }
  1218. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHSAX(uint32_t op1, uint32_t op2)
  1219. {
  1220. uint32_t result;
  1221. __ASM volatile ("shsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1222. return(result);
  1223. }
  1224. __attribute__((always_inline)) __STATIC_INLINE uint32_t __USAX(uint32_t op1, uint32_t op2)
  1225. {
  1226. uint32_t result;
  1227. __ASM volatile ("usax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1228. return(result);
  1229. }
  1230. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQSAX(uint32_t op1, uint32_t op2)
  1231. {
  1232. uint32_t result;
  1233. __ASM volatile ("uqsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1234. return(result);
  1235. }
  1236. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHSAX(uint32_t op1, uint32_t op2)
  1237. {
  1238. uint32_t result;
  1239. __ASM volatile ("uhsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1240. return(result);
  1241. }
  1242. __attribute__((always_inline)) __STATIC_INLINE uint32_t __USAD8(uint32_t op1, uint32_t op2)
  1243. {
  1244. uint32_t result;
  1245. __ASM volatile ("usad8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1246. return(result);
  1247. }
  1248. __attribute__((always_inline)) __STATIC_INLINE uint32_t __USADA8(uint32_t op1, uint32_t op2, uint32_t op3)
  1249. {
  1250. uint32_t result;
  1251. __ASM volatile ("usada8 %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
  1252. return(result);
  1253. }
  1254. #define __SSAT16(ARG1,ARG2) \
  1255. ({ \
  1256. uint32_t __RES, __ARG1 = (ARG1); \
  1257. __ASM ("ssat16 %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
  1258. __RES; \
  1259. })
  1260. #define __USAT16(ARG1,ARG2) \
  1261. ({ \
  1262. uint32_t __RES, __ARG1 = (ARG1); \
  1263. __ASM ("usat16 %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
  1264. __RES; \
  1265. })
  1266. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UXTB16(uint32_t op1)
  1267. {
  1268. uint32_t result;
  1269. __ASM volatile ("uxtb16 %0, %1" : "=r" (result) : "r" (op1));
  1270. return(result);
  1271. }
  1272. __attribute__((always_inline)) __STATIC_INLINE uint32_t __UXTAB16(uint32_t op1, uint32_t op2)
  1273. {
  1274. uint32_t result;
  1275. __ASM volatile ("uxtab16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1276. return(result);
  1277. }
  1278. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SXTB16(uint32_t op1)
  1279. {
  1280. uint32_t result;
  1281. __ASM volatile ("sxtb16 %0, %1" : "=r" (result) : "r" (op1));
  1282. return(result);
  1283. }
  1284. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SXTAB16(uint32_t op1, uint32_t op2)
  1285. {
  1286. uint32_t result;
  1287. __ASM volatile ("sxtab16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1288. return(result);
  1289. }
  1290. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMUAD (uint32_t op1, uint32_t op2)
  1291. {
  1292. uint32_t result;
  1293. __ASM volatile ("smuad %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1294. return(result);
  1295. }
  1296. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMUADX (uint32_t op1, uint32_t op2)
  1297. {
  1298. uint32_t result;
  1299. __ASM volatile ("smuadx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1300. return(result);
  1301. }
  1302. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMLAD (uint32_t op1, uint32_t op2, uint32_t op3)
  1303. {
  1304. uint32_t result;
  1305. __ASM volatile ("smlad %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
  1306. return(result);
  1307. }
  1308. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMLADX (uint32_t op1, uint32_t op2, uint32_t op3)
  1309. {
  1310. uint32_t result;
  1311. __ASM volatile ("smladx %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
  1312. return(result);
  1313. }
  1314. __attribute__((always_inline)) __STATIC_INLINE uint64_t __SMLALD (uint32_t op1, uint32_t op2, uint64_t acc)
  1315. {
  1316. union llreg_u{
  1317. uint32_t w32[2];
  1318. uint64_t w64;
  1319. } llr;
  1320. llr.w64 = acc;
  1321. #ifndef __ARMEB__ /* Little endian */
  1322. __ASM volatile ("smlald %0, %1, %2, %3" : "=r" (llr.w32[0]), "=r" (llr.w32[1]): "r" (op1), "r" (op2) , "0" (llr.w32[0]), "1" (llr.w32[1]) );
  1323. #else /* Big endian */
  1324. __ASM volatile ("smlald %0, %1, %2, %3" : "=r" (llr.w32[1]), "=r" (llr.w32[0]): "r" (op1), "r" (op2) , "0" (llr.w32[1]), "1" (llr.w32[0]) );
  1325. #endif
  1326. return(llr.w64);
  1327. }
  1328. __attribute__((always_inline)) __STATIC_INLINE uint64_t __SMLALDX (uint32_t op1, uint32_t op2, uint64_t acc)
  1329. {
  1330. union llreg_u{
  1331. uint32_t w32[2];
  1332. uint64_t w64;
  1333. } llr;
  1334. llr.w64 = acc;
  1335. #ifndef __ARMEB__ /* Little endian */
  1336. __ASM volatile ("smlaldx %0, %1, %2, %3" : "=r" (llr.w32[0]), "=r" (llr.w32[1]): "r" (op1), "r" (op2) , "0" (llr.w32[0]), "1" (llr.w32[1]) );
  1337. #else /* Big endian */
  1338. __ASM volatile ("smlaldx %0, %1, %2, %3" : "=r" (llr.w32[1]), "=r" (llr.w32[0]): "r" (op1), "r" (op2) , "0" (llr.w32[1]), "1" (llr.w32[0]) );
  1339. #endif
  1340. return(llr.w64);
  1341. }
  1342. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMUSD (uint32_t op1, uint32_t op2)
  1343. {
  1344. uint32_t result;
  1345. __ASM volatile ("smusd %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1346. return(result);
  1347. }
  1348. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMUSDX (uint32_t op1, uint32_t op2)
  1349. {
  1350. uint32_t result;
  1351. __ASM volatile ("smusdx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1352. return(result);
  1353. }
  1354. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMLSD (uint32_t op1, uint32_t op2, uint32_t op3)
  1355. {
  1356. uint32_t result;
  1357. __ASM volatile ("smlsd %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
  1358. return(result);
  1359. }
  1360. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMLSDX (uint32_t op1, uint32_t op2, uint32_t op3)
  1361. {
  1362. uint32_t result;
  1363. __ASM volatile ("smlsdx %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
  1364. return(result);
  1365. }
  1366. __attribute__((always_inline)) __STATIC_INLINE uint64_t __SMLSLD (uint32_t op1, uint32_t op2, uint64_t acc)
  1367. {
  1368. union llreg_u{
  1369. uint32_t w32[2];
  1370. uint64_t w64;
  1371. } llr;
  1372. llr.w64 = acc;
  1373. #ifndef __ARMEB__ /* Little endian */
  1374. __ASM volatile ("smlsld %0, %1, %2, %3" : "=r" (llr.w32[0]), "=r" (llr.w32[1]): "r" (op1), "r" (op2) , "0" (llr.w32[0]), "1" (llr.w32[1]) );
  1375. #else /* Big endian */
  1376. __ASM volatile ("smlsld %0, %1, %2, %3" : "=r" (llr.w32[1]), "=r" (llr.w32[0]): "r" (op1), "r" (op2) , "0" (llr.w32[1]), "1" (llr.w32[0]) );
  1377. #endif
  1378. return(llr.w64);
  1379. }
  1380. __attribute__((always_inline)) __STATIC_INLINE uint64_t __SMLSLDX (uint32_t op1, uint32_t op2, uint64_t acc)
  1381. {
  1382. union llreg_u{
  1383. uint32_t w32[2];
  1384. uint64_t w64;
  1385. } llr;
  1386. llr.w64 = acc;
  1387. #ifndef __ARMEB__ /* Little endian */
  1388. __ASM volatile ("smlsldx %0, %1, %2, %3" : "=r" (llr.w32[0]), "=r" (llr.w32[1]): "r" (op1), "r" (op2) , "0" (llr.w32[0]), "1" (llr.w32[1]) );
  1389. #else /* Big endian */
  1390. __ASM volatile ("smlsldx %0, %1, %2, %3" : "=r" (llr.w32[1]), "=r" (llr.w32[0]): "r" (op1), "r" (op2) , "0" (llr.w32[1]), "1" (llr.w32[0]) );
  1391. #endif
  1392. return(llr.w64);
  1393. }
  1394. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SEL (uint32_t op1, uint32_t op2)
  1395. {
  1396. uint32_t result;
  1397. __ASM volatile ("sel %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1398. return(result);
  1399. }
  1400. __attribute__((always_inline)) __STATIC_INLINE int32_t __QADD( int32_t op1, int32_t op2)
  1401. {
  1402. int32_t result;
  1403. __ASM volatile ("qadd %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1404. return(result);
  1405. }
  1406. __attribute__((always_inline)) __STATIC_INLINE int32_t __QSUB( int32_t op1, int32_t op2)
  1407. {
  1408. int32_t result;
  1409. __ASM volatile ("qsub %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  1410. return(result);
  1411. }
  1412. #define __PKHBT(ARG1,ARG2,ARG3) \
  1413. ({ \
  1414. uint32_t __RES, __ARG1 = (ARG1), __ARG2 = (ARG2); \
  1415. __ASM ("pkhbt %0, %1, %2, lsl %3" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2), "I" (ARG3) ); \
  1416. __RES; \
  1417. })
  1418. #define __PKHTB(ARG1,ARG2,ARG3) \
  1419. ({ \
  1420. uint32_t __RES, __ARG1 = (ARG1), __ARG2 = (ARG2); \
  1421. if (ARG3 == 0) \
  1422. __ASM ("pkhtb %0, %1, %2" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2) ); \
  1423. else \
  1424. __ASM ("pkhtb %0, %1, %2, asr %3" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2), "I" (ARG3) ); \
  1425. __RES; \
  1426. })
  1427. __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMMLA (int32_t op1, int32_t op2, int32_t op3)
  1428. {
  1429. int32_t result;
  1430. __ASM volatile ("smmla %0, %1, %2, %3" : "=r" (result): "r" (op1), "r" (op2), "r" (op3) );
  1431. return(result);
  1432. }
  1433. #endif /* (__ARM_FEATURE_DSP == 1U) */
  1434. /*@} end of group CMSIS_SIMD_intrinsics */
  1435. #endif /* __CMSIS_ARMCC_V6_H */