vsqrt_f16ADD TO COMPARE ADDED TO COMPARE
Arm 64-bit (64 bits)/ NEON
View official documentation
Purpose:
Floating-point Square Root (vector). This instruction calculates the square root for each vector element in the source SIMD&FP register, places the result in a vector, and writes the vector to the destination SIMD&FP register.
Result:
float16x4_t
Example:
#include <arm_neon.h>
#include <stdio.h>
int main() {
float16x4_t a = {
16.0f16, 9.0f16, 4.0f16, 1.0f16
};
float16x4_t result = vsqrt_f16(a);
float16 res[4];
vst1_f16(res, result);
printf("%f %f %f %f\n", res[0], res[1], res[2], res[3]);
return 0;
}
Prototypes
Assembly Instruction:
FSQRT
Usage:
float16x4_t result =
vsqrt_f16(
float16x4_t a
)
Performance Metrics:
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SIMD Intrinsics Summary
| SIMD Engines: | 6 |
| C Intrinsics: | 10444 |
| NEON: | 4353 |
| AVX2: | 405 |
| AVX512: | 4717 |
| SSE4.2: | 598 |
| VSX: | 192 |
| IBM-Z: | 179 |