Heinrich Schuchardt dd0ad45920 RISC-V: implement private GCC library ...

The following functions are provided:

Count leading zero bits

* int __clzsi2 (unsigned int a)
* int __clzdi2 (unsigned long a)
* int __clzti2 (unsigned long long a)

Count trailing zero bits

* int __ctzsi2 (unsigned int a)
* int __ctzdi2 (unsigned long a)
* int __ctzti2 (unsigned long long a)

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>

2025-12-08 12:10:55 +08:00

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