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| author | Marc Zyngier <maz@kernel.org> | 2020-11-12 21:20:43 +0000 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2020-11-12 21:20:43 +0000 |
| commit | 4f6b838c378a52ea3ae0b15f12ca8a20849072fa (patch) | |
| tree | fbd8c2346320f97eda221b9150d787f9006e8b35 /lib/mpi/mpih-mul.c | |
| parent | c512298eed0360923d0cbc4a1f30bc0509af0d50 (diff) | |
| parent | 3650b228f83adda7e5ee532e2b90429c03f7b9ec (diff) | |
Merge tag 'v5.10-rc1' into kvmarm-master/next
Linux 5.10-rc1
Signed-off-by: Marc Zyngier <maz@kernel.org>
Diffstat (limited to 'lib/mpi/mpih-mul.c')
| -rw-r--r-- | lib/mpi/mpih-mul.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/lib/mpi/mpih-mul.c b/lib/mpi/mpih-mul.c index a93647564054..e5f1c84e3c48 100644 --- a/lib/mpi/mpih-mul.c +++ b/lib/mpi/mpih-mul.c @@ -317,6 +317,31 @@ mpih_sqr_n(mpi_ptr_t prodp, mpi_ptr_t up, mpi_size_t size, mpi_ptr_t tspace) } } + +void mpihelp_mul_n(mpi_ptr_t prodp, + mpi_ptr_t up, mpi_ptr_t vp, mpi_size_t size) +{ + if (up == vp) { + if (size < KARATSUBA_THRESHOLD) + mpih_sqr_n_basecase(prodp, up, size); + else { + mpi_ptr_t tspace; + tspace = mpi_alloc_limb_space(2 * size); + mpih_sqr_n(prodp, up, size, tspace); + mpi_free_limb_space(tspace); + } + } else { + if (size < KARATSUBA_THRESHOLD) + mul_n_basecase(prodp, up, vp, size); + else { + mpi_ptr_t tspace; + tspace = mpi_alloc_limb_space(2 * size); + mul_n(prodp, up, vp, size, tspace); + mpi_free_limb_space(tspace); + } + } +} + int mpihelp_mul_karatsuba_case(mpi_ptr_t prodp, mpi_ptr_t up, mpi_size_t usize, |