函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\mpi\generic_mpih-sub1.c Create Date:2022-07-27 08:17:07
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：mpihelp_sub_n

函数原型：mpi_limb_t mpihelp_sub_n(mpi_ptr_t res_ptr, mpi_ptr_t s1_ptr, mpi_ptr_t s2_ptr, mpi_size_t size)

返回类型：mpi_limb_t

参数：

类型参数名称
mpi_ptr_tres_ptr
mpi_ptr_ts1_ptr
mpi_ptr_ts2_ptr
mpi_size_tsize
28  j等于负size
31  s1_ptr减等于j
32  s2_ptr减等于j
33  res_ptr减等于j
35  cy等于0
36  循环
37  y等于s2_ptr[j]
38  x等于s1_ptr[j]
39  y加等于cy
40  cy等于y小于cy
41  y等于x减y
42  cy加等于y大于x
43  res_ptr[j]等于y
44  当j先自加循环
46  返回:cy
调用者
名称描述
mpihelp_divremDivide num (NP/NSIZE) by den (DP/DSIZE) and write* the NSIZE-DSIZE least significant quotient limbs at QP* and the DSIZE long remainder at NP. If QEXTRA_LIMBS is* non-zero, generate that many fraction bits and append them after the* other quotient limbs.
mul_n
mpih_sqr_n