ENH, SIMD: Optimize the argmax/argmin implementation based on Highway… #29566

ixgbe · 2025-08-15T01:53:58Z

Test environment: Banana Pi BPI-F3 (SpacemiT K1 8-core RISC-V chip) gcc version 14.2.0

The output/results can be found in the attached file.
spin_bench_argmax_argmin_rvv.txt

… wrapper Signed-off-by: Wang Yang <yangwang@iscas.ac.cn>

ENH, SIMD: Optimize the argmax/argmin implementation based on Highway…

09486f9

… wrapper Signed-off-by: Wang Yang <yangwang@iscas.ac.cn>

github-actions bot added the 01 - Enhancement label Aug 15, 2025

ixgbe added 4 commits August 15, 2025 13:54

fix compile error C2131: expression did not evaluate to a constant

405c24f

fix compile error LNK2001: unresolved external symbol _LONGDOUBLE_argmax

a6af882

fix compile error when sizeof(long double)==sizeof(double)

c53bd0f

fix compile error when sizeof(long double)==sizeof(double)[2]

c683293

tylerjereddy added the component: SIMD Issues in SIMD (fast instruction sets) code or machinery label Aug 16, 2025

ixgbe added 11 commits August 18, 2025 13:55

fix compile error when sizeof(long double)==sizeof(double)[3]

544b3a2

fix compile error when sizeof(long double)==sizeof(double)[4]

80752bf

fix compile error when sizeof(long double)==sizeof(double)[5]

6ee215a

fix compile error when sizeof(long double)==sizeof(double)[6]

c41b685

fix compile error when sizeof(long double)==sizeof(double)[7]

4d0d623

fix compile error when sizeof(long double)==sizeof(double)[8]

d1d2c64

fix compile error when sizeof(long double)==sizeof(double)[9]

c88e8ac

fix compile error when sizeof(long double)==sizeof(double)[10]

def2372

Merge branch 'numpy:main' into argmax_argmin_hwy

818ef90

fix s390x test[1]

7c04810

fix s390x test[2]

7c6a683

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