Skip to content

Update starter.cute.py: add fnv1a_hash for CuTeDSL #220

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
DiamondI wants to merge 1 commit into from
Closed

Update starter.cute.py: add fnv1a_hash for CuTeDSL #220

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
11 changes: 11 additions & 0 deletions challenges/easy/24_rainbow_table/starter/starter.cute.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,17 @@
import cutlass.cute as cute


def fnv1a_hash_u32_scalar(x):
val = cute.Uint32(x)
hash_val = cute.Uint32(OFFSET_BASIS)
prime = cute.Uint32(FNV_PRIME)
mask = cute.Uint32(0xFF)
for byte_pos in range(4):
byte = (val >> (byte_pos * 8)) & mask
hash_val = (hash_val ^ byte) * prime
return cute.Uint32(hash_val)


# input, output are tensors on the GPU
@cute.jit
def solve(input: cute.Tensor, output: cute.Tensor, N: cute.Int32, R: cute.Int32):
Expand Down
Loading