From deaec24790075525e21e4ecf35dc027a18aec3c3 Mon Sep 17 00:00:00 2001 From: akr Date: Tue, 16 Jul 2013 15:17:21 +0000 Subject: * bignum.c (bigmul1_toom3): Use bigdivrem_single instead of bigdivrem. (big_three): Removed. (Init_Bignum): Don't initialize big_three. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42010 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- ChangeLog | 6 ++++++ bignum.c | 8 ++------ 2 files changed, 8 insertions(+), 6 deletions(-) diff --git a/ChangeLog b/ChangeLog index 0d2e77035d..241875f4eb 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +Wed Jul 17 00:14:59 2013 Tanaka Akira + + * bignum.c (bigmul1_toom3): Use bigdivrem_single instead of bigdivrem. + (big_three): Removed. + (Init_Bignum): Don't initialize big_three. + Tue Jul 16 21:46:03 2013 Masaki Matsushita * configure.in: revert r42008. strcasecmp() uses the current locale. diff --git a/bignum.c b/bignum.c index 47bdf2d1bb..6e0e5e5647 100644 --- a/bignum.c +++ b/bignum.c @@ -28,8 +28,6 @@ VALUE rb_cBignum; const char ruby_digitmap[] = "0123456789abcdefghijklmnopqrstuvwxyz"; -static VALUE big_three = Qnil; - #ifndef SIZEOF_BDIGIT_DBL # if defined(HAVE_INT64_T) && defined(HAVE_INT128_T) # define SIZEOF_BDIGIT_DBL SIZEOF_INT128_T @@ -115,6 +113,7 @@ typedef void (mulfunc_t)(BDIGIT *zds, size_t zl, BDIGIT *xds, size_t xl, BDIGIT static mulfunc_t bary_mul_toom3_start; static mulfunc_t bary_mul_karatsuba_start; +static BDIGIT bigdivrem_single(BDIGIT *qds, BDIGIT *xds, long nx, BDIGIT y); static void bary_divmod(BDIGIT *qds, size_t nq, BDIGIT *rds, size_t nr, BDIGIT *xds, size_t nx, BDIGIT *yds, size_t ny); static VALUE bigmul0(VALUE x, VALUE y); @@ -4732,7 +4731,7 @@ bigmul1_toom3(VALUE x, VALUE y) /* z3 <- (z(-2) - z(1)) / 3 == (u3 - u1) / 3 */ z3 = bigadd(u3, u1, 0); - bigdivrem(z3, big_three, &z3, NULL); /* TODO: optimize */ + bigdivrem_single(BDIGITS(z3), BDIGITS(z3), RBIGNUM_LEN(z3), 3); bigtrunc(z3); /* z1 <- (z(1) - z(-1)) / 2 == (u1 - u2) / 2 */ @@ -6079,7 +6078,4 @@ Init_Bignum(void) rb_define_method(rb_cBignum, "even?", rb_big_even_p, 0); power_cache_init(); - - big_three = rb_uint2big(3); - rb_gc_register_mark_object(big_three); } -- cgit v1.2.3