cmsis_gcc.h

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/**************************************************************************/
/*
 * Copyright (c) 2009-2020 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
#ifndef   __COMPILER_BARRIER
  #define __COMPILER_BARRIER()                   __ASM volatile("":::"memory")
#endif

/* #########################  Startup and Lowlevel Init  ######################## */

#ifndef __PROGRAM_START

__STATIC_FORCEINLINE __NO_RETURN void __cmsis_start(void)
{
  extern void _start(void) __NO_RETURN;

  typedef struct {
    uint32_t const* src;
    uint32_t* dest;
    uint32_t  wlen;
  } __copy_table_t;

  typedef struct {
    uint32_t* dest;
    uint32_t  wlen;
  } __zero_table_t;

  extern const __copy_table_t __copy_table_start__;
  extern const __copy_table_t __copy_table_end__;
  extern const __zero_table_t __zero_table_start__;
  extern const __zero_table_t __zero_table_end__;

  for (__copy_table_t const* pTable = &__copy_table_start__; pTable < &__copy_table_end__; ++pTable) {
    for(uint32_t i=0u; i<pTable->wlen; ++i) {
      pTable->dest[i] = pTable->src[i];
    }
  }

  for (__zero_table_t const* pTable = &__zero_table_start__; pTable < &__zero_table_end__; ++pTable) {
    for(uint32_t i=0u; i<pTable->wlen; ++i) {
      pTable->dest[i] = 0u;
    }
  }

  _start();
}

#define __PROGRAM_START           __cmsis_start
#endif

#ifndef __INITIAL_SP
#define __INITIAL_SP              __StackTop
#endif

#ifndef __STACK_LIMIT
#define __STACK_LIMIT             __StackLimit
#endif

#ifndef __VECTOR_TABLE
#define __VECTOR_TABLE            __Vectors
#endif

#ifndef __VECTOR_TABLE_ATTRIBUTE
#define __VECTOR_TABLE_ATTRIBUTE  __attribute__((used, section(".vectors")))
#endif

/* ###########################  Core Function Access  ########################### */
__STATIC_FORCEINLINE void __enable_irq(void)
{
  __ASM volatile ("cpsie i" : : : "memory");
}


__STATIC_FORCEINLINE void __disable_irq(void)
{
  __ASM volatile ("cpsid i" : : : "memory");
}


__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))

__STATIC_FORCEINLINE uint32_t __TZ_get_CONTROL_NS(void)
{
  uint32_t result;

  __ASM volatile ("MRS %0, control_ns" : "=r" (result) );
  return(result);
}
#endif


__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))

__STATIC_FORCEINLINE void __TZ_set_CONTROL_NS(uint32_t control)
{
  __ASM volatile ("MSR control_ns, %0" : : "r" (control) : "memory");
}
#endif


__STATIC_FORCEINLINE uint32_t __get_IPSR(void)
{
  uint32_t result;

  __ASM volatile ("MRS %0, ipsr" : "=r" (result) );
  return(result);
}


__STATIC_FORCEINLINE uint32_t __get_APSR(void)
{
  uint32_t result;

  __ASM volatile ("MRS %0, apsr" : "=r" (result) );
  return(result);
}


__STATIC_FORCEINLINE uint32_t __get_xPSR(void)
{
  uint32_t result;

  __ASM volatile ("MRS %0, xpsr" : "=r" (result) );
  return(result);
}


__STATIC_FORCEINLINE uint32_t __get_PSP(void)
{
  uint32_t result;

  __ASM volatile ("MRS %0, psp"  : "=r" (result) );
  return(result);
}


#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))

__STATIC_FORCEINLINE uint32_t __TZ_get_PSP_NS(void)
{
  uint32_t result;

  __ASM volatile ("MRS %0, psp_ns"  : "=r" (result) );
  return(result);
}
#endif


__STATIC_FORCEINLINE void __set_PSP(uint32_t topOfProcStack)
{
  __ASM volatile ("MSR psp, %0" : : "r" (topOfProcStack) : );
}


#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))

__STATIC_FORCEINLINE void __TZ_set_PSP_NS(uint32_t topOfProcStack)
{
  __ASM volatile ("MSR psp_ns, %0" : : "r" (topOfProcStack) : );
}
#endif


__STATIC_FORCEINLINE uint32_t __get_MSP(void)
{
  uint32_t result;

  __ASM volatile ("MRS %0, msp" : "=r" (result) );
  return(result);
}


#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))

__STATIC_FORCEINLINE uint32_t __TZ_get_MSP_NS(void)
{
  uint32_t result;

  __ASM volatile ("MRS %0, msp_ns" : "=r" (result) );
  return(result);
}
#endif


__STATIC_FORCEINLINE void __set_MSP(uint32_t topOfMainStack)
{
  __ASM volatile ("MSR msp, %0" : : "r" (topOfMainStack) : );
}


#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))

__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))

__STATIC_FORCEINLINE uint32_t __TZ_get_SP_NS(void)
{
  uint32_t result;

  __ASM volatile ("MRS %0, sp_ns" : "=r" (result) );
  return(result);
}


__STATIC_FORCEINLINE void __TZ_set_SP_NS(uint32_t topOfStack)
{
  __ASM volatile ("MSR sp_ns, %0" : : "r" (topOfStack) : );
}
#endif


__STATIC_FORCEINLINE uint32_t __get_PRIMASK(void)
{
  uint32_t result;

  __ASM volatile ("MRS %0, primask" : "=r" (result) );
  return(result);
}


#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))

__STATIC_FORCEINLINE uint32_t __TZ_get_PRIMASK_NS(void)
{
  uint32_t result;

  __ASM volatile ("MRS %0, primask_ns" : "=r" (result) );
  return(result);
}
#endif


__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))

__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))    )

__STATIC_FORCEINLINE void __enable_fault_irq(void)
{
  __ASM volatile ("cpsie f" : : : "memory");
}


__STATIC_FORCEINLINE void __disable_fault_irq(void)
{
  __ASM volatile ("cpsid f" : : : "memory");
}


__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))

__STATIC_FORCEINLINE uint32_t __TZ_get_BASEPRI_NS(void)
{
  uint32_t result;

  __ASM volatile ("MRS %0, basepri_ns" : "=r" (result) );
  return(result);
}
#endif


__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))

__STATIC_FORCEINLINE void __TZ_set_BASEPRI_NS(uint32_t basePri)
{
  __ASM volatile ("MSR basepri_ns, %0" : : "r" (basePri) : "memory");
}
#endif


__STATIC_FORCEINLINE void __set_BASEPRI_MAX(uint32_t basePri)
{
  __ASM volatile ("MSR basepri_max, %0" : : "r" (basePri) : "memory");
}


__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))

__STATIC_FORCEINLINE uint32_t __TZ_get_FAULTMASK_NS(void)
{
  uint32_t result;

  __ASM volatile ("MRS %0, faultmask_ns" : "=r" (result) );
  return(result);
}
#endif


__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))

__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))    )

__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
  uint32_t result;
  __ASM volatile ("MRS %0, psplim"  : "=r" (result) );
  return result;
#endif
}

#if (defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3))

__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
  uint32_t result;
  __ASM volatile ("MRS %0, psplim_ns"  : "=r" (result) );
  return result;
#endif
}
#endif


__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))

__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


__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
  uint32_t result;
  __ASM volatile ("MRS %0, msplim" : "=r" (result) );
  return result;
#endif
}


#if (defined (__ARM_FEATURE_CMSE  ) && (__ARM_FEATURE_CMSE   == 3))

__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
  uint32_t result;
  __ASM volatile ("MRS %0, msplim_ns" : "=r" (result) );
  return result;
#endif
}
#endif


__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))

__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))    ) */


__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)
// Re-enable using built-in when GCC has been fixed
// || (__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
}


__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)
// Re-enable using built-in when GCC has been fixed
// || (__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
}


/* ##########################  Core Instruction Access  ######################### */
/* 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

#define __NOP()                             __ASM volatile ("nop")

#define __WFI()                             __ASM volatile ("wfi":::"memory")


#define __WFE()                             __ASM volatile ("wfe":::"memory")


#define __SEV()                             __ASM volatile ("sev")


__STATIC_FORCEINLINE void __ISB(void)
{
  __ASM volatile ("isb 0xF":::"memory");
}


__STATIC_FORCEINLINE void __DSB(void)
{
  __ASM volatile ("dsb 0xF":::"memory");
}


__STATIC_FORCEINLINE void __DMB(void)
{
  __ASM volatile ("dmb 0xF":::"memory");
}


__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 ("rev %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
  return result;
#endif
}


__STATIC_FORCEINLINE uint32_t __REV16(uint32_t value)
{
  uint32_t result;

  __ASM ("rev16 %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
  return result;
}


__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 ("revsh %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
  return result;
#endif
}


__STATIC_FORCEINLINE uint32_t __ROR(uint32_t op1, uint32_t op2)
{
  op2 %= 32U;
  if (op2 == 0U)
  {
    return op1;
  }
  return (op1 >> op2) | (op1 << (32U - op2));
}


#define __BKPT(value)                       __ASM volatile ("bkpt "#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 ("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;
}


__STATIC_FORCEINLINE uint8_t __CLZ(uint32_t value)
{
  /* Even though __builtin_clz produces a CLZ instruction on ARM, formally
     __builtin_clz(0) is undefined behaviour, so handle this case specially.
     This guarantees ARM-compatible results if happening to compile on a non-ARM
     target, and ensures the compiler doesn't decide to activate any
     optimisations using the logic "value was passed to __builtin_clz, so it
     is non-zero".
     ARM GCC 7.3 and possibly earlier will optimise this test away, leaving a
     single CLZ instruction.
   */
  if (value == 0U)
  {
    return 32U;
  }
  return __builtin_clz(value);
}


#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))    )

__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 */
}


__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 */
}


__STATIC_FORCEINLINE uint32_t __LDREXW(volatile uint32_t *addr)
{
    uint32_t result;

   __ASM volatile ("ldrex %0, %1" : "=r" (result) : "Q" (*addr) );
   return(result);
}


__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);
}


__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);
}


__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);
}


__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))    )

#define __SSAT(ARG1, ARG2) \
__extension__ \
({                          \
  int32_t __RES, __ARG1 = (ARG1); \
  __ASM volatile ("ssat %0, %1, %2" : "=r" (__RES) :  "I" (ARG2), "r" (__ARG1) : "cc" ); \
  __RES; \
 })


#define __USAT(ARG1, ARG2) \
 __extension__ \
({                          \
  uint32_t __RES, __ARG1 = (ARG1); \
  __ASM volatile ("usat %0, %1, %2" : "=r" (__RES) :  "I" (ARG2), "r" (__ARG1) : "cc" ); \
  __RES; \
 })


__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);
}


__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 */
}


__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 */
}


__STATIC_FORCEINLINE uint32_t __LDRT(volatile uint32_t *ptr)
{
    uint32_t result;

   __ASM volatile ("ldrt %0, %1" : "=r" (result) : "Q" (*ptr) );
   return(result);
}


__STATIC_FORCEINLINE void __STRBT(uint8_t value, volatile uint8_t *ptr)
{
   __ASM volatile ("strbt %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
}


__STATIC_FORCEINLINE void __STRHT(uint16_t value, volatile uint16_t *ptr)
{
   __ASM volatile ("strht %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
}


__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))    ) */

__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;
}

__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))    )

__STATIC_FORCEINLINE uint8_t __LDAB(volatile uint8_t *ptr)
{
    uint32_t result;

   __ASM volatile ("ldab %0, %1" : "=r" (result) : "Q" (*ptr) : "memory" );
   return ((uint8_t) result);
}


__STATIC_FORCEINLINE uint16_t __LDAH(volatile uint16_t *ptr)
{
    uint32_t result;

   __ASM volatile ("ldah %0, %1" : "=r" (result) : "Q" (*ptr) : "memory" );
   return ((uint16_t) result);
}


__STATIC_FORCEINLINE uint32_t __LDA(volatile uint32_t *ptr)
{
    uint32_t result;

   __ASM volatile ("lda %0, %1" : "=r" (result) : "Q" (*ptr) : "memory" );
   return(result);
}


__STATIC_FORCEINLINE void __STLB(uint8_t value, volatile uint8_t *ptr)
{
   __ASM volatile ("stlb %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) : "memory" );
}


__STATIC_FORCEINLINE void __STLH(uint16_t value, volatile uint16_t *ptr)
{
   __ASM volatile ("stlh %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) : "memory" );
}


__STATIC_FORCEINLINE void __STL(uint32_t value, volatile uint32_t *ptr)
{
   __ASM volatile ("stl %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) : "memory" );
}


__STATIC_FORCEINLINE uint8_t __LDAEXB(volatile uint8_t *ptr)
{
    uint32_t result;

   __ASM volatile ("ldaexb %0, %1" : "=r" (result) : "Q" (*ptr) : "memory" );
   return ((uint8_t) result);
}


__STATIC_FORCEINLINE uint16_t __LDAEXH(volatile uint16_t *ptr)
{
    uint32_t result;

   __ASM volatile ("ldaexh %0, %1" : "=r" (result) : "Q" (*ptr) : "memory" );
   return ((uint16_t) result);
}


__STATIC_FORCEINLINE uint32_t __LDAEX(volatile uint32_t *ptr)
{
    uint32_t result;

   __ASM volatile ("ldaex %0, %1" : "=r" (result) : "Q" (*ptr) : "memory" );
   return(result);
}


__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) : "memory" );
   return(result);
}


__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) : "memory" );
   return(result);
}


__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) : "memory" );
   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  ########################### */
#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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 ("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 volatile ("ssat16 %0, %1, %2" : "=r" (__RES) :  "I" (ARG2), "r" (__ARG1) : "cc" ); \
  __RES; \
 })

#define __USAT16(ARG1, ARG2) \
({                          \
  uint32_t __RES, __ARG1 = (ARG1); \
  __ASM volatile ("usat16 %0, %1, %2" : "=r" (__RES) :  "I" (ARG2), "r" (__ARG1) : "cc" ); \
  __RES; \
 })

__STATIC_FORCEINLINE uint32_t __UXTB16(uint32_t op1)
{
  uint32_t result;

  __ASM ("uxtb16 %0, %1" : "=r" (result) : "r" (op1));
  return(result);
}

__STATIC_FORCEINLINE uint32_t __UXTAB16(uint32_t op1, uint32_t op2)
{
  uint32_t result;

  __ASM ("uxtab16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
  return(result);
}

__STATIC_FORCEINLINE uint32_t __SXTB16(uint32_t op1)
{
  uint32_t result;

  __ASM ("sxtb16 %0, %1" : "=r" (result) : "r" (op1));
  return(result);
}

__STATIC_FORCEINLINE uint32_t __SXTB16_RORn(uint32_t op1, uint32_t rotate)
{
  uint32_t result;

  __ASM ("sxtb16 %0, %1, ROR %2" : "=r" (result) : "r" (op1), "i" (rotate) );

  return result;
}

__STATIC_FORCEINLINE uint32_t __SXTAB16(uint32_t op1, uint32_t op2)
{
  uint32_t result;

  __ASM ("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 ("smmla %0, %1, %2, %3" : "=r" (result): "r"  (op1), "r" (op2), "r" (op3) );
 return(result);
}

#endif /* (__ARM_FEATURE_DSP == 1) */

#pragma GCC diagnostic pop

#endif /* __CMSIS_GCC_H */