diff options
Diffstat (limited to 'DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions')
3 files changed, 37 insertions, 0 deletions
diff --git a/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/cos.c b/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/cos.c new file mode 100644 index 0000000..245942f --- /dev/null +++ b/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/cos.c @@ -0,0 +1,11 @@ +#include "ref.h" + +q31_t ref_cos_q31(q31_t x) +{ + return (q31_t)(cosf((float32_t)x * 6.28318530717959f / 2147483648.0f) * 2147483648.0f); +} + +q15_t ref_cos_q15(q15_t x) +{ + return (q15_t)(cosf((float32_t)x * 6.28318530717959f / 32768.0f) * 32768.0f); +} diff --git a/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sin.c b/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sin.c new file mode 100644 index 0000000..ecd4aa0 --- /dev/null +++ b/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sin.c @@ -0,0 +1,11 @@ +#include "ref.h" + +q31_t ref_sin_q31(q31_t x) +{ + return (q31_t)(sinf((float32_t)x * 6.28318530717959f / 2147483648.0f) * 2147483648.0f); +} + +q15_t ref_sin_q15(q15_t x) +{ + return (q15_t)(sinf((float32_t)x * 6.28318530717959f / 32768.0f) * 32768.0f); +} diff --git a/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sqrt.c b/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sqrt.c new file mode 100644 index 0000000..30b42ee --- /dev/null +++ b/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sqrt.c @@ -0,0 +1,15 @@ +#include "ref.h" + +arm_status ref_sqrt_q31(q31_t in, q31_t * pOut) +{ + *pOut = (q31_t)(sqrtf((float32_t)in / 2147483648.0f) * 2147483648.0f); + + return ARM_MATH_SUCCESS; +} + +arm_status ref_sqrt_q15(q15_t in, q15_t * pOut) +{ + *pOut = (q15_t)(sqrtf((float32_t)in / 32768.0f) * 32768.0f); + + return ARM_MATH_SUCCESS; +} |