Exemplos de __get_APSR em C++ (Cpp)

Exemplo n.º 1

Arquivo: CV_CoreFunc.c Projeto: David-Garcia-Polo/CMSIS_5

/**
\brief Test case: TC_CoreFunc_APSR
\details
- Check if __get_APSR intrinsic is available
- Check if __get_xPSR intrinsic is available
- Check negative, zero and overflow flags
*/
void TC_CoreFunc_APSR (void) {
  uint32_t result;
  //lint -esym(838, Rm) unused values
  //lint -esym(438, Rm) unused values

  // Check negative flag
  int32_t Rm = 5;
  int32_t Rn = 7;
  SUBS(Rm, Rm, Rn);
  result  = __get_APSR();
  ASSERT_TRUE((result & APSR_N_Msk) == APSR_N_Msk);

  Rm = 5;
  Rn = 7;
  SUBS(Rm, Rm, Rn);
  result  = __get_xPSR();
  ASSERT_TRUE((result & xPSR_N_Msk) == xPSR_N_Msk);

  // Check zero and compare flag
  Rm = 5;
  SUBS(Rm, Rm, Rm);
  result  = __get_APSR();
  ASSERT_TRUE((result & APSR_Z_Msk) == APSR_Z_Msk);
  ASSERT_TRUE((result & APSR_C_Msk) == APSR_C_Msk);

  Rm = 5;
  SUBS(Rm, Rm, Rm);
  result  = __get_xPSR();
  ASSERT_TRUE((result & xPSR_Z_Msk) == xPSR_Z_Msk);
  ASSERT_TRUE((result & APSR_C_Msk) == APSR_C_Msk);

  // Check overflow flag
  Rm = 5;
  Rn = INT32_MAX;
  ADDS(Rm, Rm, Rn);
  result  = __get_APSR();
  ASSERT_TRUE((result & APSR_V_Msk) == APSR_V_Msk);

  Rm = 5;
  Rn = INT32_MAX;
  ADDS(Rm, Rm, Rn);
  result  = __get_xPSR();
  ASSERT_TRUE((result & xPSR_V_Msk) == xPSR_V_Msk);
}

Exemplo n.º 2

Arquivo: CV_CoreSimd.c Projeto: ARM-software/CMSIS_5

/**
\brief Test case: TC_CoreSimd_ParSel
\details
- Check Parallel selection:
  __SEL
*/
void TC_CoreSimd_ParSel (void) {
#if ((defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__  == 1)) || \
     (defined (__ARM_FEATURE_DSP) && (__ARM_FEATURE_DSP == 1))     )
  volatile uint32_t res_u32;

  volatile int32_t op1_s32, op2_s32;
  volatile int32_t res_s32;

  APSR_Type  apsr;
  xPSR_Type  xpsr;

  /* --- __SEL Test ---------------------------------------------- */
  op1_s32 = 0x33221100;
  op2_s32 = 0x77665544;

  res_s32 = __SADD8(0x80808080, 0x00000000);            /* __sadd8   sets APSR.GE = 0x00 */
  res_u32 = __get_APSR();
  apsr.w = __get_APSR();
  ASSERT_TRUE( (res_u32 == apsr.w) );
  xpsr.w = __get_xPSR();
  ASSERT_TRUE( (((res_u32 >> 16) & 0x0F) == xpsr.b.GE)  );
  res_s32 = __SEL(op1_s32, op2_s32);                      /* __sel          APSR.GE = 0x00 */
  ASSERT_TRUE( res_s32 == 0x77665544);

  res_s32 = __SADD8(0x80808000, 0x00000000);            /* __sadd8   sets APSR.GE = 0x01 */
  res_u32 = __get_APSR();
  apsr.w = __get_APSR();
  ASSERT_TRUE( (res_u32 == apsr.w)  );
  xpsr.w = __get_xPSR();
  ASSERT_TRUE( (((res_u32 >> 16) & 0x0F) == xpsr.b.GE)  );
  res_s32 = __SEL(op1_s32, op2_s32);                      /* __sel          APSR.GE = 0x01 */
  ASSERT_TRUE(res_s32 == 0x77665500);

  res_s32 = __SADD8(0x80800080, 0x00000000);            /* __sadd8   sets APSR.GE = 0x02 */
  res_u32 = __get_APSR();
  apsr.w = __get_APSR();
  ASSERT_TRUE( (res_u32 == apsr.w) );
  xpsr.w = __get_xPSR();
  ASSERT_TRUE( (((res_u32 >> 16) & 0x0F) == xpsr.b.GE)  );
  res_s32 = __SEL(op1_s32, op2_s32);                      /* __sel          APSR.GE = 0x02 */
  ASSERT_TRUE(res_s32 == 0x77661144);
#endif
}