/**************************************************************************//** | |
* @file cmsis_gcc.h | |
* @brief CMSIS compiler GCC header file | |
* @version V5.0.3 | |
* @date 16. January 2018 | |
******************************************************************************/ | |
/* | |
* Copyright (c) 2009-2017 ARM Limited. All rights reserved. | |
* | |
* SPDX-License-Identifier: Apache-2.0 | |
* | |
* Licensed under the Apache License, Version 2.0 (the License); you may | |
* not use this file except in compliance with the License. | |
* You may obtain a copy of the License at | |
* | |
* www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, software | |
* distributed under the License is distributed on an AS IS BASIS, WITHOUT | |
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
* See the License for the specific language governing permissions and | |
* limitations under the License. | |
*/ | |
#ifndef __CMSIS_GCC_H | |
#define __CMSIS_GCC_H | |
/* ignore some GCC warnings */ | |
#pragma GCC diagnostic push | |
#pragma GCC diagnostic ignored "-Wsign-conversion" | |
#pragma GCC diagnostic ignored "-Wconversion" | |
#pragma GCC diagnostic ignored "-Wunused-parameter" | |
/* Fallback for __has_builtin */ | |
#ifndef __has_builtin | |
#define __has_builtin(x) (0) | |
#endif | |
/* CMSIS compiler specific defines */ | |
#ifndef __ASM | |
#define __ASM __asm | |
#endif | |
#ifndef __INLINE | |
#define __INLINE inline | |
#endif | |
#ifndef __STATIC_INLINE | |
#define __STATIC_INLINE static inline | |
#endif | |
#ifndef __STATIC_FORCEINLINE | |
#define __STATIC_FORCEINLINE __attribute__((always_inline)) static inline | |
#endif | |
#ifndef __NO_RETURN | |
#define __NO_RETURN __attribute__((__noreturn__)) | |
#endif | |
#ifndef __USED | |
#define __USED __attribute__((used)) | |
#endif | |
#ifndef __WEAK | |
#define __WEAK __attribute__((weak)) | |
#endif | |
#ifndef __PACKED | |
#define __PACKED __attribute__((packed, aligned(1))) | |
#endif | |
#ifndef __PACKED_STRUCT | |
#define __PACKED_STRUCT struct __attribute__((packed, aligned(1))) | |
#endif | |
#ifndef __PACKED_UNION | |
#define __PACKED_UNION union __attribute__((packed, aligned(1))) | |
#endif | |
#ifndef __UNALIGNED_UINT32 /* deprecated */ | |
#pragma GCC diagnostic push | |
#pragma GCC diagnostic ignored "-Wpacked" | |
#pragma GCC diagnostic ignored "-Wattributes" | |
struct __attribute__((packed)) T_UINT32 { uint32_t v; }; | |
#pragma GCC diagnostic pop | |
#define __UNALIGNED_UINT32(x) (((struct T_UINT32 *)(x))->v) | |
#endif | |
#ifndef __UNALIGNED_UINT16_WRITE | |
#pragma GCC diagnostic push | |
#pragma GCC diagnostic ignored "-Wpacked" | |
#pragma GCC diagnostic ignored "-Wattributes" | |
__PACKED_STRUCT T_UINT16_WRITE { uint16_t v; }; | |
#pragma GCC diagnostic pop | |
#define __UNALIGNED_UINT16_WRITE(addr, val) (void)((((struct T_UINT16_WRITE *)(void *)(addr))->v) = (val)) | |
#endif | |
#ifndef __UNALIGNED_UINT16_READ | |
#pragma GCC diagnostic push | |
#pragma GCC diagnostic ignored "-Wpacked" | |
#pragma GCC diagnostic ignored "-Wattributes" | |
__PACKED_STRUCT T_UINT16_READ { uint16_t v; }; | |
#pragma GCC diagnostic pop | |
#define __UNALIGNED_UINT16_READ(addr) (((const struct T_UINT16_READ *)(const void *)(addr))->v) | |
#endif | |
#ifndef __UNALIGNED_UINT32_WRITE | |
#pragma GCC diagnostic push | |
#pragma GCC diagnostic ignored "-Wpacked" | |
#pragma GCC diagnostic ignored "-Wattributes" | |
__PACKED_STRUCT T_UINT32_WRITE { uint32_t v; }; | |
#pragma GCC diagnostic pop | |
#define __UNALIGNED_UINT32_WRITE(addr, val) (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val)) | |
#endif | |
#ifndef __UNALIGNED_UINT32_READ | |
#pragma GCC diagnostic push | |
#pragma GCC diagnostic ignored "-Wpacked" | |
#pragma GCC diagnostic ignored "-Wattributes" | |
__PACKED_STRUCT T_UINT32_READ { uint32_t v; }; | |
#pragma GCC diagnostic pop | |
#define __UNALIGNED_UINT32_READ(addr) (((const struct T_UINT32_READ *)(const void *)(addr))->v) | |
#endif | |
#ifndef __ALIGNED | |
#define __ALIGNED(x) __attribute__((aligned(x))) | |
#endif | |
#ifndef __RESTRICT | |
#define __RESTRICT __restrict | |
#endif | |
/* ########################### Core Function Access ########################### */ | |
/** \ingroup CMSIS_Core_FunctionInterface | |
\defgroup CMSIS_Core_RegAccFunctions CMSIS Core Register Access Functions | |
@{ | |
*/ | |
/** | |
\brief Enable IRQ Interrupts | |
\details Enables IRQ interrupts by clearing the I-bit in the CPSR. | |
Can only be executed in Privileged modes. | |
*/ | |
__STATIC_FORCEINLINE void __enable_irq(void) | |
{ | |
__ASM volatile ("cpsie i" : : : "memory"); | |
} | |
/** | |
\brief Disable IRQ Interrupts | |
\details Disables IRQ interrupts by setting the I-bit in the CPSR. | |
Can only be executed in Privileged modes. | |
*/ | |
__STATIC_FORCEINLINE void __disable_irq(void) | |
{ | |
__ASM volatile ("cpsid i" : : : "memory"); | |
} | |
/** | |
\brief Get Control Register | |
\details Returns the content of the Control Register. | |
\return Control Register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __get_CONTROL(void) | |
{ | |
uint32_t result; | |
__ASM volatile ("MRS %0, control" : "=r" (result) ); | |
return(result); | |
} | |
#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Get Control Register (non-secure) | |
\details Returns the content of the non-secure Control Register when in secure mode. | |
\return non-secure Control Register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __TZ_get_CONTROL_NS(void) | |
{ | |
uint32_t result; | |
__ASM volatile ("MRS %0, control_ns" : "=r" (result) ); | |
return(result); | |
} | |
#endif | |
/** | |
\brief Set Control Register | |
\details Writes the given value to the Control Register. | |
\param [in] control Control Register value to set | |
*/ | |
__STATIC_FORCEINLINE void __set_CONTROL(uint32_t control) | |
{ | |
__ASM volatile ("MSR control, %0" : : "r" (control) : "memory"); | |
} | |
#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Set Control Register (non-secure) | |
\details Writes the given value to the non-secure Control Register when in secure state. | |
\param [in] control Control Register value to set | |
*/ | |
__STATIC_FORCEINLINE void __TZ_set_CONTROL_NS(uint32_t control) | |
{ | |
__ASM volatile ("MSR control_ns, %0" : : "r" (control) : "memory"); | |
} | |
#endif | |
/** | |
\brief Get IPSR Register | |
\details Returns the content of the IPSR Register. | |
\return IPSR Register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __get_IPSR(void) | |
{ | |
uint32_t result; | |
__ASM volatile ("MRS %0, ipsr" : "=r" (result) ); | |
return(result); | |
} | |
/** | |
\brief Get APSR Register | |
\details Returns the content of the APSR Register. | |
\return APSR Register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __get_APSR(void) | |
{ | |
uint32_t result; | |
__ASM volatile ("MRS %0, apsr" : "=r" (result) ); | |
return(result); | |
} | |
/** | |
\brief Get xPSR Register | |
\details Returns the content of the xPSR Register. | |
\return xPSR Register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __get_xPSR(void) | |
{ | |
uint32_t result; | |
__ASM volatile ("MRS %0, xpsr" : "=r" (result) ); | |
return(result); | |
} | |
/** | |
\brief Get Process Stack Pointer | |
\details Returns the current value of the Process Stack Pointer (PSP). | |
\return PSP Register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __get_PSP(void) | |
{ | |
register uint32_t result; | |
__ASM volatile ("MRS %0, psp" : "=r" (result) ); | |
return(result); | |
} | |
#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Get Process Stack Pointer (non-secure) | |
\details Returns the current value of the non-secure Process Stack Pointer (PSP) when in secure state. | |
\return PSP Register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __TZ_get_PSP_NS(void) | |
{ | |
register uint32_t result; | |
__ASM volatile ("MRS %0, psp_ns" : "=r" (result) ); | |
return(result); | |
} | |
#endif | |
/** | |
\brief Set Process Stack Pointer | |
\details Assigns the given value to the Process Stack Pointer (PSP). | |
\param [in] topOfProcStack Process Stack Pointer value to set | |
*/ | |
__STATIC_FORCEINLINE void __set_PSP(uint32_t topOfProcStack) | |
{ | |
__ASM volatile ("MSR psp, %0" : : "r" (topOfProcStack) : ); | |
} | |
#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Set Process Stack Pointer (non-secure) | |
\details Assigns the given value to the non-secure Process Stack Pointer (PSP) when in secure state. | |
\param [in] topOfProcStack Process Stack Pointer value to set | |
*/ | |
__STATIC_FORCEINLINE void __TZ_set_PSP_NS(uint32_t topOfProcStack) | |
{ | |
__ASM volatile ("MSR psp_ns, %0" : : "r" (topOfProcStack) : ); | |
} | |
#endif | |
/** | |
\brief Get Main Stack Pointer | |
\details Returns the current value of the Main Stack Pointer (MSP). | |
\return MSP Register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __get_MSP(void) | |
{ | |
register uint32_t result; | |
__ASM volatile ("MRS %0, msp" : "=r" (result) ); | |
return(result); | |
} | |
#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Get Main Stack Pointer (non-secure) | |
\details Returns the current value of the non-secure Main Stack Pointer (MSP) when in secure state. | |
\return MSP Register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __TZ_get_MSP_NS(void) | |
{ | |
register uint32_t result; | |
__ASM volatile ("MRS %0, msp_ns" : "=r" (result) ); | |
return(result); | |
} | |
#endif | |
/** | |
\brief Set Main Stack Pointer | |
\details Assigns the given value to the Main Stack Pointer (MSP). | |
\param [in] topOfMainStack Main Stack Pointer value to set | |
*/ | |
__STATIC_FORCEINLINE void __set_MSP(uint32_t topOfMainStack) | |
{ | |
__ASM volatile ("MSR msp, %0" : : "r" (topOfMainStack) : ); | |
} | |
#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Set Main Stack Pointer (non-secure) | |
\details Assigns the given value to the non-secure Main Stack Pointer (MSP) when in secure state. | |
\param [in] topOfMainStack Main Stack Pointer value to set | |
*/ | |
__STATIC_FORCEINLINE void __TZ_set_MSP_NS(uint32_t topOfMainStack) | |
{ | |
__ASM volatile ("MSR msp_ns, %0" : : "r" (topOfMainStack) : ); | |
} | |
#endif | |
#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Get Stack Pointer (non-secure) | |
\details Returns the current value of the non-secure Stack Pointer (SP) when in secure state. | |
\return SP Register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __TZ_get_SP_NS(void) | |
{ | |
register uint32_t result; | |
__ASM volatile ("MRS %0, sp_ns" : "=r" (result) ); | |
return(result); | |
} | |
/** | |
\brief Set Stack Pointer (non-secure) | |
\details Assigns the given value to the non-secure Stack Pointer (SP) when in secure state. | |
\param [in] topOfStack Stack Pointer value to set | |
*/ | |
__STATIC_FORCEINLINE void __TZ_set_SP_NS(uint32_t topOfStack) | |
{ | |
__ASM volatile ("MSR sp_ns, %0" : : "r" (topOfStack) : ); | |
} | |
#endif | |
/** | |
\brief Get Priority Mask | |
\details Returns the current state of the priority mask bit from the Priority Mask Register. | |
\return Priority Mask value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __get_PRIMASK(void) | |
{ | |
uint32_t result; | |
__ASM volatile ("MRS %0, primask" : "=r" (result) :: "memory"); | |
return(result); | |
} | |
#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Get Priority Mask (non-secure) | |
\details Returns the current state of the non-secure priority mask bit from the Priority Mask Register when in secure state. | |
\return Priority Mask value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __TZ_get_PRIMASK_NS(void) | |
{ | |
uint32_t result; | |
__ASM volatile ("MRS %0, primask_ns" : "=r" (result) :: "memory"); | |
return(result); | |
} | |
#endif | |
/** | |
\brief Set Priority Mask | |
\details Assigns the given value to the Priority Mask Register. | |
\param [in] priMask Priority Mask | |
*/ | |
__STATIC_FORCEINLINE void __set_PRIMASK(uint32_t priMask) | |
{ | |
__ASM volatile ("MSR primask, %0" : : "r" (priMask) : "memory"); | |
} | |
#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Set Priority Mask (non-secure) | |
\details Assigns the given value to the non-secure Priority Mask Register when in secure state. | |
\param [in] priMask Priority Mask | |
*/ | |
__STATIC_FORCEINLINE void __TZ_set_PRIMASK_NS(uint32_t priMask) | |
{ | |
__ASM volatile ("MSR primask_ns, %0" : : "r" (priMask) : "memory"); | |
} | |
#endif | |
#if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ | |
(defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ | |
(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) | |
/** | |
\brief Enable FIQ | |
\details Enables FIQ interrupts by clearing the F-bit in the CPSR. | |
Can only be executed in Privileged modes. | |
*/ | |
__STATIC_FORCEINLINE void __enable_fault_irq(void) | |
{ | |
__ASM volatile ("cpsie f" : : : "memory"); | |
} | |
/** | |
\brief Disable FIQ | |
\details Disables FIQ interrupts by setting the F-bit in the CPSR. | |
Can only be executed in Privileged modes. | |
*/ | |
__STATIC_FORCEINLINE void __disable_fault_irq(void) | |
{ | |
__ASM volatile ("cpsid f" : : : "memory"); | |
} | |
/** | |
\brief Get Base Priority | |
\details Returns the current value of the Base Priority register. | |
\return Base Priority register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __get_BASEPRI(void) | |
{ | |
uint32_t result; | |
__ASM volatile ("MRS %0, basepri" : "=r" (result) ); | |
return(result); | |
} | |
#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Get Base Priority (non-secure) | |
\details Returns the current value of the non-secure Base Priority register when in secure state. | |
\return Base Priority register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __TZ_get_BASEPRI_NS(void) | |
{ | |
uint32_t result; | |
__ASM volatile ("MRS %0, basepri_ns" : "=r" (result) ); | |
return(result); | |
} | |
#endif | |
/** | |
\brief Set Base Priority | |
\details Assigns the given value to the Base Priority register. | |
\param [in] basePri Base Priority value to set | |
*/ | |
__STATIC_FORCEINLINE void __set_BASEPRI(uint32_t basePri) | |
{ | |
__ASM volatile ("MSR basepri, %0" : : "r" (basePri) : "memory"); | |
} | |
#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Set Base Priority (non-secure) | |
\details Assigns the given value to the non-secure Base Priority register when in secure state. | |
\param [in] basePri Base Priority value to set | |
*/ | |
__STATIC_FORCEINLINE void __TZ_set_BASEPRI_NS(uint32_t basePri) | |
{ | |
__ASM volatile ("MSR basepri_ns, %0" : : "r" (basePri) : "memory"); | |
} | |
#endif | |
/** | |
\brief Set Base Priority with condition | |
\details Assigns the given value to the Base Priority register only if BASEPRI masking is disabled, | |
or the new value increases the BASEPRI priority level. | |
\param [in] basePri Base Priority value to set | |
*/ | |
__STATIC_FORCEINLINE void __set_BASEPRI_MAX(uint32_t basePri) | |
{ | |
__ASM volatile ("MSR basepri_max, %0" : : "r" (basePri) : "memory"); | |
} | |
/** | |
\brief Get Fault Mask | |
\details Returns the current value of the Fault Mask register. | |
\return Fault Mask register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __get_FAULTMASK(void) | |
{ | |
uint32_t result; | |
__ASM volatile ("MRS %0, faultmask" : "=r" (result) ); | |
return(result); | |
} | |
#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Get Fault Mask (non-secure) | |
\details Returns the current value of the non-secure Fault Mask register when in secure state. | |
\return Fault Mask register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __TZ_get_FAULTMASK_NS(void) | |
{ | |
uint32_t result; | |
__ASM volatile ("MRS %0, faultmask_ns" : "=r" (result) ); | |
return(result); | |
} | |
#endif | |
/** | |
\brief Set Fault Mask | |
\details Assigns the given value to the Fault Mask register. | |
\param [in] faultMask Fault Mask value to set | |
*/ | |
__STATIC_FORCEINLINE void __set_FAULTMASK(uint32_t faultMask) | |
{ | |
__ASM volatile ("MSR faultmask, %0" : : "r" (faultMask) : "memory"); | |
} | |
#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Set Fault Mask (non-secure) | |
\details Assigns the given value to the non-secure Fault Mask register when in secure state. | |
\param [in] faultMask Fault Mask value to set | |
*/ | |
__STATIC_FORCEINLINE void __TZ_set_FAULTMASK_NS(uint32_t faultMask) | |
{ | |
__ASM volatile ("MSR faultmask_ns, %0" : : "r" (faultMask) : "memory"); | |
} | |
#endif | |
#endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ | |
(defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ | |
(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) */ | |
#if ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ | |
(defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) | |
/** | |
\brief Get Process Stack Pointer Limit | |
Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure | |
Stack Pointer Limit register hence zero is returned always in non-secure | |
mode. | |
\details Returns the current value of the Process Stack Pointer Limit (PSPLIM). | |
\return PSPLIM Register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __get_PSPLIM(void) | |
{ | |
#if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \ | |
(!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3))) | |
// without main extensions, the non-secure PSPLIM is RAZ/WI | |
return 0U; | |
#else | |
register uint32_t result; | |
__ASM volatile ("MRS %0, psplim" : "=r" (result) ); | |
return result; | |
#endif | |
} | |
#if (defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Get Process Stack Pointer Limit (non-secure) | |
Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure | |
Stack Pointer Limit register hence zero is returned always. | |
\details Returns the current value of the non-secure Process Stack Pointer Limit (PSPLIM) when in secure state. | |
\return PSPLIM Register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __TZ_get_PSPLIM_NS(void) | |
{ | |
#if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1))) | |
// without main extensions, the non-secure PSPLIM is RAZ/WI | |
return 0U; | |
#else | |
register uint32_t result; | |
__ASM volatile ("MRS %0, psplim_ns" : "=r" (result) ); | |
return result; | |
#endif | |
} | |
#endif | |
/** | |
\brief Set Process Stack Pointer Limit | |
Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure | |
Stack Pointer Limit register hence the write is silently ignored in non-secure | |
mode. | |
\details Assigns the given value to the Process Stack Pointer Limit (PSPLIM). | |
\param [in] ProcStackPtrLimit Process Stack Pointer Limit value to set | |
*/ | |
__STATIC_FORCEINLINE void __set_PSPLIM(uint32_t ProcStackPtrLimit) | |
{ | |
#if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \ | |
(!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3))) | |
// without main extensions, the non-secure PSPLIM is RAZ/WI | |
(void)ProcStackPtrLimit; | |
#else | |
__ASM volatile ("MSR psplim, %0" : : "r" (ProcStackPtrLimit)); | |
#endif | |
} | |
#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Set Process Stack Pointer (non-secure) | |
Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure | |
Stack Pointer Limit register hence the write is silently ignored. | |
\details Assigns the given value to the non-secure Process Stack Pointer Limit (PSPLIM) when in secure state. | |
\param [in] ProcStackPtrLimit Process Stack Pointer Limit value to set | |
*/ | |
__STATIC_FORCEINLINE void __TZ_set_PSPLIM_NS(uint32_t ProcStackPtrLimit) | |
{ | |
#if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1))) | |
// without main extensions, the non-secure PSPLIM is RAZ/WI | |
(void)ProcStackPtrLimit; | |
#else | |
__ASM volatile ("MSR psplim_ns, %0\n" : : "r" (ProcStackPtrLimit)); | |
#endif | |
} | |
#endif | |
/** | |
\brief Get Main Stack Pointer Limit | |
Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure | |
Stack Pointer Limit register hence zero is returned always in non-secure | |
mode. | |
\details Returns the current value of the Main Stack Pointer Limit (MSPLIM). | |
\return MSPLIM Register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __get_MSPLIM(void) | |
{ | |
#if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \ | |
(!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3))) | |
// without main extensions, the non-secure MSPLIM is RAZ/WI | |
return 0U; | |
#else | |
register uint32_t result; | |
__ASM volatile ("MRS %0, msplim" : "=r" (result) ); | |
return result; | |
#endif | |
} | |
#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Get Main Stack Pointer Limit (non-secure) | |
Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure | |
Stack Pointer Limit register hence zero is returned always. | |
\details Returns the current value of the non-secure Main Stack Pointer Limit(MSPLIM) when in secure state. | |
\return MSPLIM Register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __TZ_get_MSPLIM_NS(void) | |
{ | |
#if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1))) | |
// without main extensions, the non-secure MSPLIM is RAZ/WI | |
return 0U; | |
#else | |
register uint32_t result; | |
__ASM volatile ("MRS %0, msplim_ns" : "=r" (result) ); | |
return result; | |
#endif | |
} | |
#endif | |
/** | |
\brief Set Main Stack Pointer Limit | |
Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure | |
Stack Pointer Limit register hence the write is silently ignored in non-secure | |
mode. | |
\details Assigns the given value to the Main Stack Pointer Limit (MSPLIM). | |
\param [in] MainStackPtrLimit Main Stack Pointer Limit value to set | |
*/ | |
__STATIC_FORCEINLINE void __set_MSPLIM(uint32_t MainStackPtrLimit) | |
{ | |
#if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \ | |
(!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3))) | |
// without main extensions, the non-secure MSPLIM is RAZ/WI | |
(void)MainStackPtrLimit; | |
#else | |
__ASM volatile ("MSR msplim, %0" : : "r" (MainStackPtrLimit)); | |
#endif | |
} | |
#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) | |
/** | |
\brief Set Main Stack Pointer Limit (non-secure) | |
Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure | |
Stack Pointer Limit register hence the write is silently ignored. | |
\details Assigns the given value to the non-secure Main Stack Pointer Limit (MSPLIM) when in secure state. | |
\param [in] MainStackPtrLimit Main Stack Pointer value to set | |
*/ | |
__STATIC_FORCEINLINE void __TZ_set_MSPLIM_NS(uint32_t MainStackPtrLimit) | |
{ | |
#if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1))) | |
// without main extensions, the non-secure MSPLIM is RAZ/WI | |
(void)MainStackPtrLimit; | |
#else | |
__ASM volatile ("MSR msplim_ns, %0" : : "r" (MainStackPtrLimit)); | |
#endif | |
} | |
#endif | |
#endif /* ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ | |
(defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) */ | |
#if ((defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ | |
(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) | |
/** | |
\brief Get FPSCR | |
\details Returns the current value of the Floating Point Status/Control register. | |
\return Floating Point Status/Control register value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __get_FPSCR(void) | |
{ | |
#if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \ | |
(defined (__FPU_USED ) && (__FPU_USED == 1U)) ) | |
#if __has_builtin(__builtin_arm_get_fpscr) || (__GNUC__ > 7) || (__GNUC__ == 7 && __GNUC_MINOR__ >= 2) | |
/* see https://gcc.gnu.org/ml/gcc-patches/2017-04/msg00443.html */ | |
return __builtin_arm_get_fpscr(); | |
#else | |
uint32_t result; | |
__ASM volatile ("VMRS %0, fpscr" : "=r" (result) ); | |
return(result); | |
#endif | |
#else | |
return(0U); | |
#endif | |
} | |
/** | |
\brief Set FPSCR | |
\details Assigns the given value to the Floating Point Status/Control register. | |
\param [in] fpscr Floating Point Status/Control value to set | |
*/ | |
__STATIC_FORCEINLINE void __set_FPSCR(uint32_t fpscr) | |
{ | |
#if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \ | |
(defined (__FPU_USED ) && (__FPU_USED == 1U)) ) | |
#if __has_builtin(__builtin_arm_set_fpscr) || (__GNUC__ > 7) || (__GNUC__ == 7 && __GNUC_MINOR__ >= 2) | |
/* see https://gcc.gnu.org/ml/gcc-patches/2017-04/msg00443.html */ | |
__builtin_arm_set_fpscr(fpscr); | |
#else | |
__ASM volatile ("VMSR fpscr, %0" : : "r" (fpscr) : "vfpcc", "memory"); | |
#endif | |
#else | |
(void)fpscr; | |
#endif | |
} | |
#endif /* ((defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ | |
(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) */ | |
/*@} end of CMSIS_Core_RegAccFunctions */ | |
/* ########################## Core Instruction Access ######################### */ | |
/** \defgroup CMSIS_Core_InstructionInterface CMSIS Core Instruction Interface | |
Access to dedicated instructions | |
@{ | |
*/ | |
/* Define macros for porting to both thumb1 and thumb2. | |
* For thumb1, use low register (r0-r7), specified by constraint "l" | |
* Otherwise, use general registers, specified by constraint "r" */ | |
#if defined (__thumb__) && !defined (__thumb2__) | |
#define __CMSIS_GCC_OUT_REG(r) "=l" (r) | |
#define __CMSIS_GCC_RW_REG(r) "+l" (r) | |
#define __CMSIS_GCC_USE_REG(r) "l" (r) | |
#else | |
#define __CMSIS_GCC_OUT_REG(r) "=r" (r) | |
#define __CMSIS_GCC_RW_REG(r) "+r" (r) | |
#define __CMSIS_GCC_USE_REG(r) "r" (r) | |
#endif | |
/** | |
\brief No Operation | |
\details No Operation does nothing. This instruction can be used for code alignment purposes. | |
*/ | |
#define __NOP() __ASM volatile ("nop") | |
/** | |
\brief Wait For Interrupt | |
\details Wait For Interrupt is a hint instruction that suspends execution until one of a number of events occurs. | |
*/ | |
#define __WFI() __ASM volatile ("wfi") | |
/** | |
\brief Wait For Event | |
\details Wait For Event is a hint instruction that permits the processor to enter | |
a low-power state until one of a number of events occurs. | |
*/ | |
#define __WFE() __ASM volatile ("wfe") | |
/** | |
\brief Send Event | |
\details Send Event is a hint instruction. It causes an event to be signaled to the CPU. | |
*/ | |
#define __SEV() __ASM volatile ("sev") | |
/** | |
\brief Instruction Synchronization Barrier | |
\details Instruction Synchronization Barrier flushes the pipeline in the processor, | |
so that all instructions following the ISB are fetched from cache or memory, | |
after the instruction has been completed. | |
*/ | |
__STATIC_FORCEINLINE void __ISB(void) | |
{ | |
__ASM volatile ("isb 0xF":::"memory"); | |
} | |
/** | |
\brief Data Synchronization Barrier | |
\details Acts as a special kind of Data Memory Barrier. | |
It completes when all explicit memory accesses before this instruction complete. | |
*/ | |
__STATIC_FORCEINLINE void __DSB(void) | |
{ | |
__ASM volatile ("dsb 0xF":::"memory"); | |
} | |
/** | |
\brief Data Memory Barrier | |
\details Ensures the apparent order of the explicit memory operations before | |
and after the instruction, without ensuring their completion. | |
*/ | |
__STATIC_FORCEINLINE void __DMB(void) | |
{ | |
__ASM volatile ("dmb 0xF":::"memory"); | |
} | |
/** | |
\brief Reverse byte order (32 bit) | |
\details Reverses the byte order in unsigned integer value. For example, 0x12345678 becomes 0x78563412. | |
\param [in] value Value to reverse | |
\return Reversed value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __REV(uint32_t value) | |
{ | |
#if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5) | |
return __builtin_bswap32(value); | |
#else | |
uint32_t result; | |
__ASM volatile ("rev %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) ); | |
return result; | |
#endif | |
} | |
/** | |
\brief Reverse byte order (16 bit) | |
\details Reverses the byte order within each halfword of a word. For example, 0x12345678 becomes 0x34127856. | |
\param [in] value Value to reverse | |
\return Reversed value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __REV16(uint32_t value) | |
{ | |
uint32_t result; | |
__ASM volatile ("rev16 %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) ); | |
return result; | |
} | |
/** | |
\brief Reverse byte order (16 bit) | |
\details Reverses the byte order in a 16-bit value and returns the signed 16-bit result. For example, 0x0080 becomes 0x8000. | |
\param [in] value Value to reverse | |
\return Reversed value | |
*/ | |
__STATIC_FORCEINLINE int16_t __REVSH(int16_t value) | |
{ | |
#if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8) | |
return (int16_t)__builtin_bswap16(value); | |
#else | |
int16_t result; | |
__ASM volatile ("revsh %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) ); | |
return result; | |
#endif | |
} | |
/** | |
\brief Rotate Right in unsigned value (32 bit) | |
\details Rotate Right (immediate) provides the value of the contents of a register rotated by a variable number of bits. | |
\param [in] op1 Value to rotate | |
\param [in] op2 Number of Bits to rotate | |
\return Rotated value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __ROR(uint32_t op1, uint32_t op2) | |
{ | |
op2 %= 32U; | |
if (op2 == 0U) | |
{ | |
return op1; | |
} | |
return (op1 >> op2) | (op1 << (32U - op2)); | |
} | |
/** | |
\brief Breakpoint | |
\details Causes the processor to enter Debug state. | |
Debug tools can use this to investigate system state when the instruction at a particular address is reached. | |
\param [in] value is ignored by the processor. | |
If required, a debugger can use it to store additional information about the breakpoint. | |
*/ | |
#define __BKPT(value) __ASM volatile ("bkpt "#value) | |
/** | |
\brief Reverse bit order of value | |
\details Reverses the bit order of the given value. | |
\param [in] value Value to reverse | |
\return Reversed value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __RBIT(uint32_t value) | |
{ | |
uint32_t result; | |
#if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ | |
(defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ | |
(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) | |
__ASM volatile ("rbit %0, %1" : "=r" (result) : "r" (value) ); | |
#else | |
uint32_t s = (4U /*sizeof(v)*/ * 8U) - 1U; /* extra shift needed at end */ | |
result = value; /* r will be reversed bits of v; first get LSB of v */ | |
for (value >>= 1U; value != 0U; value >>= 1U) | |
{ | |
result <<= 1U; | |
result |= value & 1U; | |
s--; | |
} | |
result <<= s; /* shift when v's highest bits are zero */ | |
#endif | |
return result; | |
} | |
/** | |
\brief Count leading zeros | |
\details Counts the number of leading zeros of a data value. | |
\param [in] value Value to count the leading zeros | |
\return number of leading zeros in value | |
*/ | |
#define __CLZ (uint8_t)__builtin_clz | |
#if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ | |
(defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ | |
(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ | |
(defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) | |
/** | |
\brief LDR Exclusive (8 bit) | |
\details Executes a exclusive LDR instruction for 8 bit value. | |
\param [in] ptr Pointer to data | |
\return value of type uint8_t at (*ptr) | |
*/ | |
__STATIC_FORCEINLINE uint8_t __LDREXB(volatile uint8_t *addr) | |
{ | |
uint32_t result; | |
#if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8) | |
__ASM volatile ("ldrexb %0, %1" : "=r" (result) : "Q" (*addr) ); | |
#else | |
/* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not | |
accepted by assembler. So has to use following less efficient pattern. | |
*/ | |
__ASM volatile ("ldrexb %0, [%1]" : "=r" (result) : "r" (addr) : "memory" ); | |
#endif | |
return ((uint8_t) result); /* Add explicit type cast here */ | |
} | |
/** | |
\brief LDR Exclusive (16 bit) | |
\details Executes a exclusive LDR instruction for 16 bit values. | |
\param [in] ptr Pointer to data | |
\return value of type uint16_t at (*ptr) | |
*/ | |
__STATIC_FORCEINLINE uint16_t __LDREXH(volatile uint16_t *addr) | |
{ | |
uint32_t result; | |
#if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8) | |
__ASM volatile ("ldrexh %0, %1" : "=r" (result) : "Q" (*addr) ); | |
#else | |
/* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not | |
accepted by assembler. So has to use following less efficient pattern. | |
*/ | |
__ASM volatile ("ldrexh %0, [%1]" : "=r" (result) : "r" (addr) : "memory" ); | |
#endif | |
return ((uint16_t) result); /* Add explicit type cast here */ | |
} | |
/** | |
\brief LDR Exclusive (32 bit) | |
\details Executes a exclusive LDR instruction for 32 bit values. | |
\param [in] ptr Pointer to data | |
\return value of type uint32_t at (*ptr) | |
*/ | |
__STATIC_FORCEINLINE uint32_t __LDREXW(volatile uint32_t *addr) | |
{ | |
uint32_t result; | |
__ASM volatile ("ldrex %0, %1" : "=r" (result) : "Q" (*addr) ); | |
return(result); | |
} | |
/** | |
\brief STR Exclusive (8 bit) | |
\details Executes a exclusive STR instruction for 8 bit values. | |
\param [in] value Value to store | |
\param [in] ptr Pointer to location | |
\return 0 Function succeeded | |
\return 1 Function failed | |
*/ | |
__STATIC_FORCEINLINE uint32_t __STREXB(uint8_t value, volatile uint8_t *addr) | |
{ | |
uint32_t result; | |
__ASM volatile ("strexb %0, %2, %1" : "=&r" (result), "=Q" (*addr) : "r" ((uint32_t)value) ); | |
return(result); | |
} | |
/** | |
\brief STR Exclusive (16 bit) | |
\details Executes a exclusive STR instruction for 16 bit values. | |
\param [in] value Value to store | |
\param [in] ptr Pointer to location | |
\return 0 Function succeeded | |
\return 1 Function failed | |
*/ | |
__STATIC_FORCEINLINE uint32_t __STREXH(uint16_t value, volatile uint16_t *addr) | |
{ | |
uint32_t result; | |
__ASM volatile ("strexh %0, %2, %1" : "=&r" (result), "=Q" (*addr) : "r" ((uint32_t)value) ); | |
return(result); | |
} | |
/** | |
\brief STR Exclusive (32 bit) | |
\details Executes a exclusive STR instruction for 32 bit values. | |
\param [in] value Value to store | |
\param [in] ptr Pointer to location | |
\return 0 Function succeeded | |
\return 1 Function failed | |
*/ | |
__STATIC_FORCEINLINE uint32_t __STREXW(uint32_t value, volatile uint32_t *addr) | |
{ | |
uint32_t result; | |
__ASM volatile ("strex %0, %2, %1" : "=&r" (result), "=Q" (*addr) : "r" (value) ); | |
return(result); | |
} | |
/** | |
\brief Remove the exclusive lock | |
\details Removes the exclusive lock which is created by LDREX. | |
*/ | |
__STATIC_FORCEINLINE void __CLREX(void) | |
{ | |
__ASM volatile ("clrex" ::: "memory"); | |
} | |
#endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ | |
(defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ | |
(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ | |
(defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) */ | |
#if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ | |
(defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ | |
(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) | |
/** | |
\brief Signed Saturate | |
\details Saturates a signed value. | |
\param [in] ARG1 Value to be saturated | |
\param [in] ARG2 Bit position to saturate to (1..32) | |
\return Saturated value | |
*/ | |
#define __SSAT(ARG1,ARG2) \ | |
__extension__ \ | |
({ \ | |
int32_t __RES, __ARG1 = (ARG1); \ | |
__ASM ("ssat %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \ | |
__RES; \ | |
}) | |
/** | |
\brief Unsigned Saturate | |
\details Saturates an unsigned value. | |
\param [in] ARG1 Value to be saturated | |
\param [in] ARG2 Bit position to saturate to (0..31) | |
\return Saturated value | |
*/ | |
#define __USAT(ARG1,ARG2) \ | |
__extension__ \ | |
({ \ | |
uint32_t __RES, __ARG1 = (ARG1); \ | |
__ASM ("usat %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \ | |
__RES; \ | |
}) | |
/** | |
\brief Rotate Right with Extend (32 bit) | |
\details Moves each bit of a bitstring right by one bit. | |
The carry input is shifted in at the left end of the bitstring. | |
\param [in] value Value to rotate | |
\return Rotated value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __RRX(uint32_t value) | |
{ | |
uint32_t result; | |
__ASM volatile ("rrx %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) ); | |
return(result); | |
} | |
/** | |
\brief LDRT Unprivileged (8 bit) | |
\details Executes a Unprivileged LDRT instruction for 8 bit value. | |
\param [in] ptr Pointer to data | |
\return value of type uint8_t at (*ptr) | |
*/ | |
__STATIC_FORCEINLINE uint8_t __LDRBT(volatile uint8_t *ptr) | |
{ | |
uint32_t result; | |
#if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8) | |
__ASM volatile ("ldrbt %0, %1" : "=r" (result) : "Q" (*ptr) ); | |
#else | |
/* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not | |
accepted by assembler. So has to use following less efficient pattern. | |
*/ | |
__ASM volatile ("ldrbt %0, [%1]" : "=r" (result) : "r" (ptr) : "memory" ); | |
#endif | |
return ((uint8_t) result); /* Add explicit type cast here */ | |
} | |
/** | |
\brief LDRT Unprivileged (16 bit) | |
\details Executes a Unprivileged LDRT instruction for 16 bit values. | |
\param [in] ptr Pointer to data | |
\return value of type uint16_t at (*ptr) | |
*/ | |
__STATIC_FORCEINLINE uint16_t __LDRHT(volatile uint16_t *ptr) | |
{ | |
uint32_t result; | |
#if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8) | |
__ASM volatile ("ldrht %0, %1" : "=r" (result) : "Q" (*ptr) ); | |
#else | |
/* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not | |
accepted by assembler. So has to use following less efficient pattern. | |
*/ | |
__ASM volatile ("ldrht %0, [%1]" : "=r" (result) : "r" (ptr) : "memory" ); | |
#endif | |
return ((uint16_t) result); /* Add explicit type cast here */ | |
} | |
/** | |
\brief LDRT Unprivileged (32 bit) | |
\details Executes a Unprivileged LDRT instruction for 32 bit values. | |
\param [in] ptr Pointer to data | |
\return value of type uint32_t at (*ptr) | |
*/ | |
__STATIC_FORCEINLINE uint32_t __LDRT(volatile uint32_t *ptr) | |
{ | |
uint32_t result; | |
__ASM volatile ("ldrt %0, %1" : "=r" (result) : "Q" (*ptr) ); | |
return(result); | |
} | |
/** | |
\brief STRT Unprivileged (8 bit) | |
\details Executes a Unprivileged STRT instruction for 8 bit values. | |
\param [in] value Value to store | |
\param [in] ptr Pointer to location | |
*/ | |
__STATIC_FORCEINLINE void __STRBT(uint8_t value, volatile uint8_t *ptr) | |
{ | |
__ASM volatile ("strbt %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) ); | |
} | |
/** | |
\brief STRT Unprivileged (16 bit) | |
\details Executes a Unprivileged STRT instruction for 16 bit values. | |
\param [in] value Value to store | |
\param [in] ptr Pointer to location | |
*/ | |
__STATIC_FORCEINLINE void __STRHT(uint16_t value, volatile uint16_t *ptr) | |
{ | |
__ASM volatile ("strht %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) ); | |
} | |
/** | |
\brief STRT Unprivileged (32 bit) | |
\details Executes a Unprivileged STRT instruction for 32 bit values. | |
\param [in] value Value to store | |
\param [in] ptr Pointer to location | |
*/ | |
__STATIC_FORCEINLINE void __STRT(uint32_t value, volatile uint32_t *ptr) | |
{ | |
__ASM volatile ("strt %1, %0" : "=Q" (*ptr) : "r" (value) ); | |
} | |
#else /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ | |
(defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ | |
(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) */ | |
/** | |
\brief Signed Saturate | |
\details Saturates a signed value. | |
\param [in] value Value to be saturated | |
\param [in] sat Bit position to saturate to (1..32) | |
\return Saturated value | |
*/ | |
__STATIC_FORCEINLINE int32_t __SSAT(int32_t val, uint32_t sat) | |
{ | |
if ((sat >= 1U) && (sat <= 32U)) | |
{ | |
const int32_t max = (int32_t)((1U << (sat - 1U)) - 1U); | |
const int32_t min = -1 - max ; | |
if (val > max) | |
{ | |
return max; | |
} | |
else if (val < min) | |
{ | |
return min; | |
} | |
} | |
return val; | |
} | |
/** | |
\brief Unsigned Saturate | |
\details Saturates an unsigned value. | |
\param [in] value Value to be saturated | |
\param [in] sat Bit position to saturate to (0..31) | |
\return Saturated value | |
*/ | |
__STATIC_FORCEINLINE uint32_t __USAT(int32_t val, uint32_t sat) | |
{ | |
if (sat <= 31U) | |
{ | |
const uint32_t max = ((1U << sat) - 1U); | |
if (val > (int32_t)max) | |
{ | |
return max; | |
} | |
else if (val < 0) | |
{ | |
return 0U; | |
} | |
} | |
return (uint32_t)val; | |
} | |
#endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ | |
(defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ | |
(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) */ | |
#if ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ | |
(defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) | |
/** | |
\brief Load-Acquire (8 bit) | |
\details Executes a LDAB instruction for 8 bit value. | |
\param [in] ptr Pointer to data | |
\return value of type uint8_t at (*ptr) | |
*/ | |
__STATIC_FORCEINLINE uint8_t __LDAB(volatile uint8_t *ptr) | |
{ | |
uint32_t result; | |
__ASM volatile ("ldab %0, %1" : "=r" (result) : "Q" (*ptr) ); | |
return ((uint8_t) result); | |
} | |
/** | |
\brief Load-Acquire (16 bit) | |
\details Executes a LDAH instruction for 16 bit values. | |
\param [in] ptr Pointer to data | |
\return value of type uint16_t at (*ptr) | |
*/ | |
__STATIC_FORCEINLINE uint16_t __LDAH(volatile uint16_t *ptr) | |
{ | |
uint32_t result; | |
__ASM volatile ("ldah %0, %1" : "=r" (result) : "Q" (*ptr) ); | |
return ((uint16_t) result); | |
} | |
/** | |
\brief Load-Acquire (32 bit) | |
\details Executes a LDA instruction for 32 bit values. | |
\param [in] ptr Pointer to data | |
\return value of type uint32_t at (*ptr) | |
*/ | |
__STATIC_FORCEINLINE uint32_t __LDA(volatile uint32_t *ptr) | |
{ | |
uint32_t result; | |
__ASM volatile ("lda %0, %1" : "=r" (result) : "Q" (*ptr) ); | |
return(result); | |
} | |
/** | |
\brief Store-Release (8 bit) | |
\details Executes a STLB instruction for 8 bit values. | |
\param [in] value Value to store | |
\param [in] ptr Pointer to location | |
*/ | |
__STATIC_FORCEINLINE void __STLB(uint8_t value, volatile uint8_t *ptr) | |
{ | |
__ASM volatile ("stlb %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) ); | |
} | |
/** | |
\brief Store-Release (16 bit) | |
\details Executes a STLH instruction for 16 bit values. | |
\param [in] value Value to store | |
\param [in] ptr Pointer to location | |
*/ | |
__STATIC_FORCEINLINE void __STLH(uint16_t value, volatile uint16_t *ptr) | |
{ | |
__ASM volatile ("stlh %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) ); | |
} | |
/** | |
\brief Store-Release (32 bit) | |
\details Executes a STL instruction for 32 bit values. | |
\param [in] value Value to store | |
\param [in] ptr Pointer to location | |
*/ | |
__STATIC_FORCEINLINE void __STL(uint32_t value, volatile uint32_t *ptr) | |
{ | |
__ASM volatile ("stl %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) ); | |
} | |
/** | |
\brief Load-Acquire Exclusive (8 bit) | |
\details Executes a LDAB exclusive instruction for 8 bit value. | |
\param [in] ptr Pointer to data | |
\return value of type uint8_t at (*ptr) | |
*/ | |
__STATIC_FORCEINLINE uint8_t __LDAEXB(volatile uint8_t *ptr) | |
{ | |
uint32_t result; | |
__ASM volatile ("ldaexb %0, %1" : "=r" (result) : "Q" (*ptr) ); | |
return ((uint8_t) result); | |
} | |
/** | |
\brief Load-Acquire Exclusive (16 bit) | |
\details Executes a LDAH exclusive instruction for 16 bit values. | |
\param [in] ptr Pointer to data | |
\return value of type uint16_t at (*ptr) | |
*/ | |
__STATIC_FORCEINLINE uint16_t __LDAEXH(volatile uint16_t *ptr) | |
{ | |
uint32_t result; | |
__ASM volatile ("ldaexh %0, %1" : "=r" (result) : "Q" (*ptr) ); | |
return ((uint16_t) result); | |
} | |
/** | |
\brief Load-Acquire Exclusive (32 bit) | |
\details Executes a LDA exclusive instruction for 32 bit values. | |
\param [in] ptr Pointer to data | |
\return value of type uint32_t at (*ptr) | |
*/ | |
__STATIC_FORCEINLINE uint32_t __LDAEX(volatile uint32_t *ptr) | |
{ | |
uint32_t result; | |
__ASM volatile ("ldaex %0, %1" : "=r" (result) : "Q" (*ptr) ); | |
return(result); | |
} | |
/** | |
\brief Store-Release Exclusive (8 bit) | |
\details Executes a STLB exclusive instruction for 8 bit values. | |
\param [in] value Value to store | |
\param [in] ptr Pointer to location | |
\return 0 Function succeeded | |
\return 1 Function failed | |
*/ | |
__STATIC_FORCEINLINE uint32_t __STLEXB(uint8_t value, volatile uint8_t *ptr) | |
{ | |
uint32_t result; | |
__ASM volatile ("stlexb %0, %2, %1" : "=&r" (result), "=Q" (*ptr) : "r" ((uint32_t)value) ); | |
return(result); | |
} | |
/** | |
\brief Store-Release Exclusive (16 bit) | |
\details Executes a STLH exclusive instruction for 16 bit values. | |
\param [in] value Value to store | |
\param [in] ptr Pointer to location | |
\return 0 Function succeeded | |
\return 1 Function failed | |
*/ | |
__STATIC_FORCEINLINE uint32_t __STLEXH(uint16_t value, volatile uint16_t *ptr) | |
{ | |
uint32_t result; | |
__ASM volatile ("stlexh %0, %2, %1" : "=&r" (result), "=Q" (*ptr) : "r" ((uint32_t)value) ); | |
return(result); | |
} | |
/** | |
\brief Store-Release Exclusive (32 bit) | |
\details Executes a STL exclusive instruction for 32 bit values. | |
\param [in] value Value to store | |
\param [in] ptr Pointer to location | |
\return 0 Function succeeded | |
\return 1 Function failed | |
*/ | |
__STATIC_FORCEINLINE uint32_t __STLEX(uint32_t value, volatile uint32_t *ptr) | |
{ | |
uint32_t result; | |
__ASM volatile ("stlex %0, %2, %1" : "=&r" (result), "=Q" (*ptr) : "r" ((uint32_t)value) ); | |
return(result); | |
} | |
#endif /* ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ | |
(defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) */ | |
/*@}*/ /* end of group CMSIS_Core_InstructionInterface */ | |
/* ################### Compiler specific Intrinsics ########################### */ | |
/** \defgroup CMSIS_SIMD_intrinsics CMSIS SIMD Intrinsics | |
Access to dedicated SIMD instructions | |
@{ | |
*/ | |
#if (defined (__ARM_FEATURE_DSP) && (__ARM_FEATURE_DSP == 1)) | |
__STATIC_FORCEINLINE uint32_t __SADD8(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("sadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __QADD8(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("qadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SHADD8(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("shadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __UADD8(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("uadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __UQADD8(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("uqadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __UHADD8(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("uhadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SSUB8(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("ssub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __QSUB8(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("qsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SHSUB8(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("shsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __USUB8(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("usub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __UQSUB8(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("uqsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __UHSUB8(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("uhsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SADD16(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("sadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __QADD16(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("qadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SHADD16(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("shadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __UADD16(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("uadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __UQADD16(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("uqadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __UHADD16(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("uhadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SSUB16(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("ssub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __QSUB16(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("qsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SHSUB16(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("shsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __USUB16(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("usub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __UQSUB16(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("uqsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __UHSUB16(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("uhsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SASX(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("sasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __QASX(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("qasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SHASX(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("shasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __UASX(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("uasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __UQASX(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("uqasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __UHASX(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("uhasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SSAX(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("ssax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __QSAX(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("qsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SHSAX(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("shsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __USAX(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("usax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __UQSAX(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("uqsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __UHSAX(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("uhsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __USAD8(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("usad8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __USADA8(uint32_t op1, uint32_t op2, uint32_t op3) | |
{ | |
uint32_t result; | |
__ASM volatile ("usada8 %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) ); | |
return(result); | |
} | |
#define __SSAT16(ARG1,ARG2) \ | |
({ \ | |
int32_t __RES, __ARG1 = (ARG1); \ | |
__ASM ("ssat16 %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \ | |
__RES; \ | |
}) | |
#define __USAT16(ARG1,ARG2) \ | |
({ \ | |
uint32_t __RES, __ARG1 = (ARG1); \ | |
__ASM ("usat16 %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \ | |
__RES; \ | |
}) | |
__STATIC_FORCEINLINE uint32_t __UXTB16(uint32_t op1) | |
{ | |
uint32_t result; | |
__ASM volatile ("uxtb16 %0, %1" : "=r" (result) : "r" (op1)); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __UXTAB16(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("uxtab16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SXTB16(uint32_t op1) | |
{ | |
uint32_t result; | |
__ASM volatile ("sxtb16 %0, %1" : "=r" (result) : "r" (op1)); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SXTAB16(uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("sxtab16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SMUAD (uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("smuad %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SMUADX (uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("smuadx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SMLAD (uint32_t op1, uint32_t op2, uint32_t op3) | |
{ | |
uint32_t result; | |
__ASM volatile ("smlad %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SMLADX (uint32_t op1, uint32_t op2, uint32_t op3) | |
{ | |
uint32_t result; | |
__ASM volatile ("smladx %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint64_t __SMLALD (uint32_t op1, uint32_t op2, uint64_t acc) | |
{ | |
union llreg_u{ | |
uint32_t w32[2]; | |
uint64_t w64; | |
} llr; | |
llr.w64 = acc; | |
#ifndef __ARMEB__ /* Little endian */ | |
__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]) ); | |
#else /* Big endian */ | |
__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]) ); | |
#endif | |
return(llr.w64); | |
} | |
__STATIC_FORCEINLINE uint64_t __SMLALDX (uint32_t op1, uint32_t op2, uint64_t acc) | |
{ | |
union llreg_u{ | |
uint32_t w32[2]; | |
uint64_t w64; | |
} llr; | |
llr.w64 = acc; | |
#ifndef __ARMEB__ /* Little endian */ | |
__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]) ); | |
#else /* Big endian */ | |
__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]) ); | |
#endif | |
return(llr.w64); | |
} | |
__STATIC_FORCEINLINE uint32_t __SMUSD (uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("smusd %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SMUSDX (uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("smusdx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SMLSD (uint32_t op1, uint32_t op2, uint32_t op3) | |
{ | |
uint32_t result; | |
__ASM volatile ("smlsd %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint32_t __SMLSDX (uint32_t op1, uint32_t op2, uint32_t op3) | |
{ | |
uint32_t result; | |
__ASM volatile ("smlsdx %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE uint64_t __SMLSLD (uint32_t op1, uint32_t op2, uint64_t acc) | |
{ | |
union llreg_u{ | |
uint32_t w32[2]; | |
uint64_t w64; | |
} llr; | |
llr.w64 = acc; | |
#ifndef __ARMEB__ /* Little endian */ | |
__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]) ); | |
#else /* Big endian */ | |
__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]) ); | |
#endif | |
return(llr.w64); | |
} | |
__STATIC_FORCEINLINE uint64_t __SMLSLDX (uint32_t op1, uint32_t op2, uint64_t acc) | |
{ | |
union llreg_u{ | |
uint32_t w32[2]; | |
uint64_t w64; | |
} llr; | |
llr.w64 = acc; | |
#ifndef __ARMEB__ /* Little endian */ | |
__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]) ); | |
#else /* Big endian */ | |
__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]) ); | |
#endif | |
return(llr.w64); | |
} | |
__STATIC_FORCEINLINE uint32_t __SEL (uint32_t op1, uint32_t op2) | |
{ | |
uint32_t result; | |
__ASM volatile ("sel %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE int32_t __QADD( int32_t op1, int32_t op2) | |
{ | |
int32_t result; | |
__ASM volatile ("qadd %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
__STATIC_FORCEINLINE int32_t __QSUB( int32_t op1, int32_t op2) | |
{ | |
int32_t result; | |
__ASM volatile ("qsub %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); | |
return(result); | |
} | |
#if 0 | |
#define __PKHBT(ARG1,ARG2,ARG3) \ | |
({ \ | |
uint32_t __RES, __ARG1 = (ARG1), __ARG2 = (ARG2); \ | |
__ASM ("pkhbt %0, %1, %2, lsl %3" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2), "I" (ARG3) ); \ | |
__RES; \ | |
}) | |
#define __PKHTB(ARG1,ARG2,ARG3) \ | |
({ \ | |
uint32_t __RES, __ARG1 = (ARG1), __ARG2 = (ARG2); \ | |
if (ARG3 == 0) \ | |
__ASM ("pkhtb %0, %1, %2" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2) ); \ | |
else \ | |
__ASM ("pkhtb %0, %1, %2, asr %3" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2), "I" (ARG3) ); \ | |
__RES; \ | |
}) | |
#endif | |
#define __PKHBT(ARG1,ARG2,ARG3) ( ((((uint32_t)(ARG1)) ) & 0x0000FFFFUL) | \ | |
((((uint32_t)(ARG2)) << (ARG3)) & 0xFFFF0000UL) ) | |
#define __PKHTB(ARG1,ARG2,ARG3) ( ((((uint32_t)(ARG1)) ) & 0xFFFF0000UL) | \ | |
((((uint32_t)(ARG2)) >> (ARG3)) & 0x0000FFFFUL) ) | |
__STATIC_FORCEINLINE int32_t __SMMLA (int32_t op1, int32_t op2, int32_t op3) | |
{ | |
int32_t result; | |
__ASM volatile ("smmla %0, %1, %2, %3" : "=r" (result): "r" (op1), "r" (op2), "r" (op3) ); | |
return(result); | |
} | |
#endif /* (__ARM_FEATURE_DSP == 1) */ | |
/*@} end of group CMSIS_SIMD_intrinsics */ | |
#pragma GCC diagnostic pop | |
#endif /* __CMSIS_GCC_H */ |