INNER CODE UNIT · Python

gen_fp_add

herumi/mcl · misc/gen_test.py:17

def gen_fp_add(N):
  align(16)
  with FuncProc(f'mclb_fp_add{N}'):
    with StackFrame(4, N*2-2) as sf:
      pz = sf.p[0]
      px = sf.p[1]
      py = sf.p[2]
      pp = sf.p[3]
      X = sf.t[0:N]
      T = sf.t[N:]
      xor_(eax, eax)   # CF = 0
      load_pm(X, px)   # X = px[]
      add_pm(X, py)    # X = px[] + py[]
      setc(al)         # set CF
      T.append(px)
      T.append(py)
      mov_pp(T, X)     # T = X
      sub_pm(T, pp)    # T -= pp[]

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