Author: Armin Rigo <[email protected]>
Branch: gmp
Changeset: r48269:5308f097341b
Date: 2011-10-20 16:44 +0200
http://bitbucket.org/pypy/pypy/changeset/5308f097341b/
Log: Some more operations.
diff --git a/pypy/rlib/_rbigint_gmp.py b/pypy/rlib/_rbigint_gmp.py
--- a/pypy/rlib/_rbigint_gmp.py
+++ b/pypy/rlib/_rbigint_gmp.py
@@ -23,10 +23,13 @@
mpz_add = external("mpz_add", [mpz_ptr, mpz_ptr, mpz_ptr])
mpz_sub = external("mpz_sub", [mpz_ptr, mpz_ptr, mpz_ptr])
mpz_mul = external("mpz_mul", [mpz_ptr, mpz_ptr, mpz_ptr])
+mpz_fdiv_q = external("mpz_fdiv_q", [mpz_ptr, mpz_ptr, mpz_ptr])
+mpz_fdiv_r = external("mpz_fdiv_r", [mpz_ptr, mpz_ptr, mpz_ptr])
_free = external("free", [rffi.CCHARP])
# ____________________________________________________________
+
def _fromint(value):
r = lltype.malloc(RBIGINT)
mpz_init_set_si(r.mpz, value)
@@ -51,33 +54,35 @@
mpz_init_set_str(r.mpz, str(l), 10)
return r
- def tolong(r):
- return mpz_get_si(r.mpz)
-
- def add(r1, r2):
- r = lltype.malloc(RBIGINT)
- mpz_init(r.mpz)
- mpz_add(r.mpz, r1.mpz, r2.mpz)
- return r
-
- def sub(r1, r2):
- r = lltype.malloc(RBIGINT)
- mpz_init(r.mpz)
- mpz_sub(r.mpz, r1.mpz, r2.mpz)
- return r
-
- def mul(r1, r2):
- r = lltype.malloc(RBIGINT)
- mpz_init(r.mpz)
- mpz_mul(r.mpz, r1.mpz, r2.mpz)
- return r
-
def str(r):
p = mpz_get_str(lltype.nullptr(rffi.CCHARP.TO), 10, r.mpz)
result = rffi.charp2str(p)
_free(p)
return result
+ def tolong(r):
+ return mpz_get_si(r.mpz)
+
+ def _binary(opname):
+ mpz_op = globals()['mpz_' + opname]
+ def operation(r1, r2):
+ r = lltype.malloc(RBIGINT)
+ mpz_init(r.mpz)
+ mpz_op(r.mpz, r1.mpz, r2.mpz)
+ return r
+ operation.__name__ = opname
+ return operation
+
+ add = _binary('add')
+ sub = _binary('sub')
+ mul = _binary('mul')
+ div = _binary('fdiv_q')
+ floordiv = div
+ mod = _binary('fdiv_r')
+
+ def truediv(r1, r2):
+ import py; py.test.skip("XXX")
+
_adtmeths = dict([(key, value) for (key, value) in _adtmeths.__dict__.items()
if not key.startswith('_')])
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