2022-09-08 Marco Bodrato * tests/t-powm.c: Test some corner cases (e.g. 1^0 mod 1). 2022-09-05 Niels Möller * mini-gmp.c (mpz_powm): Fix case of x^0 (mod 1), should be 0. Reported by Guido Vranken. 2022-05-29 Marco Bodrato * mini-mpq.c (mpq_helper_2exp): New helper (internal) function. 2022-04-18 Niels Möller * mini-gmp.c (gmp_assert_nocarry): Avoid warning about unused variable in NDEBUG builds. Reported by Paul Egggert. 2022-04-17 Marco Bodrato * mini-mpq.c (mpq_helper_canonicalize): Remove tmp parameter. 2022-03-19 Marco Bodrato * mini-gmp.c (mpz_swap): Use MPN_PTR_SWAP, tx Paul Eggert. 2021-10-01 Marco Bodrato * mini-gmp.c: Add asserts (removed at compile time) on limb size. * mini-mpq.c: Add #defines needed if mini-gmp.h is not included. 2021-08-02 Marco Bodrato * mini-gmp.c (mpz_rootrem): Better initial guess. (gmp_stronglucas): Shortcut, mpn_common_scan instead of mpz_scan0. 2021-05-13 Marco Bodrato * tests/t-reuse.c: Use numberof() to reduce the risk of typos. 2021-04-16 Marco Bodrato * mini-gmp.c (gmp_millerrabin): Don't check unlikely 0 or 1. * mini-gmp.h: Update FILE tests from gmp-h. 2021-01-02 Marco Bodrato * mini-gmp.c (mpz_export): Correct error message (tx: Guillermo Monguia) 2020-11-28 Marco Bodrato * mini-gmp.c (mpz_gcd): Support limbs larger than unsigned long. * tests/t-invert.c: Likewise. 2020-05-21 Torbjörn Granlund * tests/t-double.c: Provide default M_PI definition. 2020-11-10 Marco Bodrato * tests/run-tests: Update WINEPATH, instead of overwriting it. 2020-10-25 Marco Bodrato * mini-mpq.c (mpq_canonical_sign): Use the correct type for size. 2020-10-18 Marco Bodrato * mini-gmp.c: Use mpn_scan1 instead of mpz_scan1. (mpn_set_str_bits): Reduce branches and writes. (mpz_gcdext): Delay mpz_setbit (t0, ...). * mini-mpq.c (mpq_out_str): Return 0 when base is out of range. * mini-gmp.c (mpz_out_str): Likewise. (spotted by Paul Eggert) * tests/t-str.c: Test out-of-range bases for mpz_out_str. * tests/t-mpq_str.c: Likewise, for mpq_out_str. 2020-10-06 Niels Möller * tests/run-tests: Better support for make check on wine or cygwin. 2020-09-10 Marco Bodrato * tests/t-mpq_double.c (mpq_get_d_exact_p): Cleanup. * mini-gmp.c (mpz_get_str): Explicit cast from void* to char*. * mini-gmp.h: Update FILE tests from gmp-h (tx Vincent Lefèvre). 2020-05-27 Minux Ma Pass correct old_size to custom free and reallocate functions. * mini-gmp.c (gmp_alloc): Renamed macro from... (gmp_xalloc): .. old name. (gmp_realloc): New macro, with old_size argument. (gmp_free): Take size argument, and pass on. (gmp_realloc_limbs): Add old_size argument, and rename from (gmp_xrealloc_limbs): ... old name.. (gmp_free_limbs): New function, with size argument. Lots of updates, only non-trivial ones listed below. (mpn_div_qr_1_preinv): Use gmp_free_limbs, simplify dealloc logic. (mpz_get_str): Realloc result area when needed, to match final digit count. * mini-mpq.c (mpq_get_str, mpq_out_str, mpq_set_str): Pass correct size to gmp_free_func. * tests/testutils.c (tu_realloc, tu_free): Check that old_size matches size in block header. (testfree): Add size argument. Update all callers. 2020-04-20 Niels Möller * mini-gmp.c (mpz_fits_slong_p): Simplify, by using mpz_cmp_si. (mpz_fits_sint_p, mpz_fits_uint_p, mpz_fits_sshort_p) (mpz_fits_ushort_p): New functions. * mini-gmp.h: Declare new functions. * tests/t-signed.c (try_fits_utype_p, try_fits_sint_p) (try_fits_sshort_p): New tests. 2020-02-02 Marco Bodrato * mini-gmp/mini-gmp.c (gmp_jacobi_coprime): Exit condition on a. 2019-12-04 Marco Bodrato * mini-gmp/mini-gmp.c (mpn_invert_3by2): Remove shortcuts. 2019-11-19 Marco Bodrato * mini-gmp/mini-gmp.c (mpn_invert_3by2): Shortcut for short limbs. 2019-11-09 Marco Bodrato * mini-gmp/mini-gmp.c (gmp_clz, gmp_popcount_limb, mpz_export): Avoid undefined behaviour with small limb sizes. 2019-09-30 Niels Möller * tests/t-gcd.c (gcdext_valid_p): Stricter checks for gcdext corner cases. 2018-12-21 Marco Bodrato * mini-gmp/mini-gmp.c: Support for micro-gmp. 2018-11-07 Marco Bodrato * mini-gmp/mini-gmp.c: Silence a couple of warnings. 2018-10-30 Marco Bodrato * mini-gmp.c (mpz_probab_prime_p): BPSW test for primality. * tests/hex-random.c (hex_random_lucm_op): New function. * tests/hex-random.h: Declare it. * tests/mini-random.c (mini_random_lucm_op): New function. * tests/mini-random.h: Declare it. * mini-gmp/tests/t-lucm.c: New test * mini-gmp/tests/Makefile (CHECK_PROGRAMS): Add t-lucm. 2018-09-07 Niels Möller * tests/t-div.c (testmain): Add missing const declarations. 2018-05-20 Marco Bodrato * mini-gmp.c (mpz_get_d): Convert a fixed number of bits (GMP_DBL_MANT_BITS) to avoid rounding. * mini-mpq.c (mpq_mul): Use mpq_nan_init. * tests/t-double.c (test_matissa): Tests converted bits. 2018-04-26 Marco Bodrato * mini-mpq.c: New file, mini-implementation of mpq_t. * mini-mpq.h: New file, definitions for mpq_t. * tests/t-mpq_addsub: New tests for mpq_add and sub. * tests/t-mpq_muldiv: New tests for mpq_mul and div. * tests/t-mpq_muldiv_2exp: New tests for mpq_*_2exp. 2018-03-11 Niels Möller * mini-gmp.c (mpn_div_qr_2_preinv): Drop separate rp argument. Clobber input np, and store remainder in np[0] and np[1]. This is all the current caller needs, and it eliminates one allocation in the common case of un-normalized d. (mpn_div_qr_2): Delete #if:ed out function. (mpn_div_qr_preinv): Update the only call site for mpn_div_qr_2_preinv. 2018-02-10 Niels Möller * mini-gmp.c (mpn_div_qr_1_preinv): When qp is non-NULL, reuse area for shifted input, to avoid an allocation. 2018-01-15 Marco Bodrato * mini-gmp.c (gmp_popcount_limb): Micro-optimisations. * tests/t-comb.c (checkWilson): Check also mpz_2fac_ui. 2017-12-30 Marco Bodrato * mini-gmp.c (mpz_mfac_ui, mpz_2fac_ui): New functions. * mini-gmp.h: Declare them. * mini-gmp.c (mpz_fac_ui): Use mpz_mfac_ui. 2017-07-23 Niels Möller * mini-gmp.c (GMP_MPN_OVERLAP_P): New macro, copy of MPN_OVERLAP_P, from gmp-impl.h. (mpn_mul): Assert that output area doesn't overlap with the input. 2017-02-03 Marco Bodrato * mini-gmp.c (mpz_sizeinbase, mpz_get_str, mpz_set_str): Support bases up to 62. * tests/t-str.c: Update tests accordingly. 2016-11-27 Marco Bodrato * mini-gmp.c (mpz_get_si): fewer branches, safer forumla for negatives. * tests/t-signed.c: Removed a typo 2016-11-24 Niels Möller * tests/hex-random.c (mkseed): Produce a 48-bit mpz_t value, regardless of word size. (hex_random_init): Use gmp_randseed instead of gmp_randseed_ui, and support seeds exceeding an unsigned long. * tests/hex-random.c (mkseed): New function, using /dev/urandom for random seed when available. (hex_random_init): Use it. 2016-11-23 Niels Möller * mini-gmp.c (GMP_CMP): New macro. (mpz_sgn, mpz_cmp_si, mpz_cmp_ui, mpz_cmpabs_ui): Use it. 2016-11-22 Niels Möller * tests/t-invert.c (test_3by2, test_2by1): New functions, extracted from testmain. (testmain): Add test with inputs which triggered the mpn_invert_3by2 bug (see 2016-11-16 entry). 2016-11-21 Marco Bodrato * tests/t-signed.c: compare different signs, and after overflow. 2016-11-20 Niels Möller * tests/t-signed.c: Reorganize testcase, to avoid undefined behaviour with signed overflow. 2016-11-19 Niels Möller * tests/run-tests: Set up LD_LIBRARY_PATH and DYLD_LIBRARY_PATH for tests only, based on TEST_LIBRARY_PATH. * tests/mini-random.h: Use name "../mini-gmp.h" for include, so we don't need any -I options to the compiler. * tests/Makefile: Pass CFLAGS to the linker, as recommended by the GNU coding standard. (CPPFLAGS): New variable, with empty default value. (CFLAGS): Remove the -I flag involving MINI_GMP_DIR, to leave free for overriding on make command line. (EXTRA_CFLAGS): Deleted variable, no longer needed. 2016-11-18 Torbjörn Granlund * tests/Makefile: Pass EXTRA_CFLAGS to linker as a intermediate fix. 2016-11-17 Marco Bodrato * tests/t-str.c: free a pointer to avoid memory leaks. 2016-11-16 Niels Möller * mini-gmp.c (mpn_invert_3by2): Fix arithmetic overflow bug, and improve documentation of the algorithm. 2016-11-15 Niels Möller * tests/t-limbs.c (testmain): Skip tests with zero product. * tests/hex-random.c (hex_random_init): Added fflush call. 2016-11-15 Torbjörn Granlund * tests/Makefile (TESTS): New variable, allowing separation of compilation and running of tests. * tests/run-tests: Allow empty tests list. 2016-11-14 Marco Bodrato * tests/t-str.c: Some more test cases. * tests/t-pprime_p.c: Use shorter operands, with different sizes. 2016-11-01 Torbjörn Granlund * tests/hex-random.c: Reinstate gmp.h inclusion. 2016-08-22 Niels Möller * mini-gmp.c (mpn_set_str_other): Always return size >= 1, with unnormalized result in the case the input digits are all zero. Fixes crash on a large number of leading zeros, reported by Axel Miller. (mpz_set_str): Normalize as needed, after above change. Return failure for inputs string with no digits, i.e., empty except for optional sign, base prefix and white space. 2016-01-01 Marco Bodrato * mini-gmp.c: Silence warnings due to (un)signed types. * tests/testutils.c: Likewise. * tests/t-logops.c: Likewise. * tests/t-cmp_d.c: Likewise. * tests/t-reuse.c: Likewise. * tests/t-cong.c: Likewise. 2015-11-13 Marco Bodrato * mini-gmp.c: Lazy allocation for mpz_t. (mpz_rootrem): Exploit lazy allocation to avoid init2. 2015-11-06 Marco Bodrato * mini-gmp.c (mpn_com, mpn_neg): New functions. * mini-gmp.h: Declare them. * mini-gmp.c (mpz_div_r_2exp): Use mpn_neg. 2015-10-29 Marco Bodrato * mini-gmp.c: Removed a typo (spotted by Paul Zimmermann). 2015-05-30 Marco Bodrato * mini-gmp.h: Declare mpn_zero_p. * mini-gmp.c: Define mpn_zero_p as a function, not a macro. 2014-08-27 Niels Möller * mini-gmp.c (mpz_abs_sub_bit): Do full normalization, needed if mpz_clrbit clears the most significant one bit. 2014-07-28 Marco Bodrato * mini-gmp.c: Remove some useless variables. 2014-05-20 Marco Bodrato * mini-gmp.c: +1 in the init2 argument before setbit. 2014-05-15 Marco Bodrato * mini-gmp.c: Micro-optimisations. 2014-03-12 Marco Bodrato * mini-gmp.c (mpz_probab_prime_p): Micro-optimisation. 2014-03-06 Niels Möller * mini-gmp.c (gmp_millerrabin): New internal function. (mpz_probab_prime_p): New function. * mini-gmp.h (mpz_probab_prime_p): Declare it. * tests/t-pprime_p.c: New test program. * tests/Makefile (CHECK_PROGRAMS): Added t-pprime_p. 2014-03-03 Niels Möller * mini-gmp.c (mpz_congruent_p): New function. * mini-gmp.h: Declare it. * tests/t-cong.c: New file, based on tests/mpz/t-cong.c. * tests/Makefile (CHECK_PROGRAMS): Added t-cong. * tests/testutils.c (dump): New function. Deleted static functions in other files. (mpz_set_str_or_abort): Moved function here, from... * tests/t-cmp_d.c: ... old location. * tests/t-reuse.c (dump3): Renamed, from ... (dump): ...old name. 2014-02-21 Marco Bodrato * mini-gmp.c (mpn_sqrtrem): New function. * mini-gmp.h: Declare it. * tests/t-sqrt.c: Test it. 2014-02-15 Marco Bodrato * mini-gmp.c (mpz_div_qr): init + set = init_set . 2014-02-10 Marco Bodrato * tests/t-limbs.c: New test for mpz_limbs_*. * tests/Makefile (CHECK_PROGRAMS): Add it. 2014-02-08 Marco Bodrato * mini-gmp.c (mpz_realloc2, mpz_limbs_read, mpz_limbs_modify mpz_limbs_write, mpz_limbs_finish, mpz_roinit_n): New functions. (mpn_perfect_square_p): New function. * mini-gmp.h: Declare them. * tests/t-mul.c: Use roinit and limbs_read to test mpn. * tests/t-sqrt.c: Test also mpn_perfect_square_p. 2014-02-03 Marco Bodrato * mini-gmp.c (mpn_rootrem): Allow NULL argument. * mini-gmp.c (mpn_zero): New function. (mpz_perfect_square_p): New function. * mini-gmp.h: Declare them. * tests/t-sqrt.c: Test mpz_perfect_square_p. * tests/t-root.c: Test also 1-th root, allow perfect powers. 2014-01-23 Marco Bodrato * tests/t-aorsmul.c: New file, test for mpz_{add,sub}mul{,_ui} * tests/Makefile: Add t-aorsmul. 2014-01-19 Marco Bodrato * mini-gmp.c (mpn_popcount): New function. (mpz_popcount): Use it. (mpz_addmul_ui, mpz_addmul, mpz_submul_ui, mpz_submul): Added. * mini-gmp.h: Declare them. 2014-01-16 Niels Möller * mini-gmp.c (mp_bits_per_limb): New const value. * mini-gmp.h: Declare it. 2013-03-13 Marco Bodrato * mini-gmp.c: Write loops in a cleaner way. 2013-02-27 Marco Bodrato * mini-gmp.c (mpz_div_q_2exp): Adjust only if needed. (mpn_common_scan): New service function to unify scan loops. (mpz_scan0, mpz_scan1): Simplify by using mpn_common_scan. (mpz_make_odd): Simplify, assume in-place operation on positive. (mpn_scan0, mpn_scan1): New functions. * mini-gmp.h (mpn_scan0, mpn_scan1): New declarations. * tests/t-scan.c: Test also mpn_scan0 and mpn_scan1. 2013-02-25 Niels Möller * tests/t-double.c (testmain): Declare double variables as volatile, to drop extended precision. * tests/testutils.c (testfree): New function. Use it everywhere where test programs deallocate storage allocated via the mini-gmp allocation functions, including uses of mpz_get_str for various test failure messages. 2013-02-19 Marco Bodrato * mini-gmp.c: Move asserts to work-around a compiler bug. (mpz_export): Reorder branches. (mpz_mul_ui): Avoid temporary allocation (mpn_mul_1 can work in-place). * tests/t-reuse.c: Fix typo causing the same negation condition to be applied to all operands. (See 2013-02-03, Torbjorn) 2013-02-17 Marco Bodrato * mini-gmp.c (mpz_mul): Read sizes just once. (mpn_set_str_other): Remove a redundant variable. (mpz_abs_add): Use SWAP once, to order sizes. (mpz_mul_ui): Micro-optimisation. (mpz_rootrem): Use _init2 before _setbit. (mpz_set_str): Optimise-out a variable. (mpz_import): Normalise only if needed. (mpn_div_qr_1): Speed-up the d=1 case, delaying a branch. 2013-02-12 Marco Bodrato * mini-gmp.c (fac_ui, bin_uiui): Use shorter and faster code. * mini-gmp.c: Reduce branches. 2013-01-23 Marco Bodrato * mini-gmp.c (mpz_cmpabs_d, mpz_cmp_d): Simplify. (mpz_set_str): Behaviour more adherent to the real GMP. * tests/t-str.c: Cast size_t to unsigned long, for printf. * tests/t-import.c: Likewise. * tests/t-comb.c: Remove an unused var. * tests/t-div.c: Remove unused args passed to fprintf. * tests/t-double.c: Use float immediates with float vars. 2013-01-22 Niels Möller * mini-gmp.c (mpz_cmp_d): Simplified, just sort out signs, then call mpz_cmpabs_d. * tests/testutils.h: Include stdio.h and stdlib.h. (numberof): New define. * tests/t-cmp_d.c: New file, copied from tests/mpz/t-cmp_d.c with minor changes. * tests/Makefile (CHECK_PROGRAMS): Added t-cmp_d, * mini-gmp.c (mpz_cmpabs_d): New function. * mini-gmp.h: Declare it. 2013-01-21 Niels Möller * tests/t-str.c (testmain): Test mpz_out_str, using the tmpfile function for i/o. 2013-01-20 Marco Bodrato * tests/testutils.c (testhalves): New function, test default memory functions. * tests/testutils.h (testhalves): Declare it * tests/t-logops.c: Use testhalves. * mini-gmp.c (mpz_init_set_str): New function. * mini-gmp.h (mpz_init_set_str): Declare it. * tests/t-str.c: Test mpz_init_set_str. 2013-01-19 Marco Bodrato * tests/t-double.c (testmain): Get the current free function using mp_get_memory_functions. * tests/t-str.c (testmain): Likewise. * tests/testutils.h (tu_free): Remove declaration. * tests/testutils.c (block_check, tu_free): Mark static. 2013-01-18 Niels Möller * tests/t-str.c (test_small): New function, exercising parsing of whitespace and base prefixes. (testmain): Call it. * tests/t-gcd.c (gcdext_valid_p): Fixed memory leak. * tests/t-double.c (testmain): Call tu_free rather than free, for storage allocated by mpz_get_str. * tests/t-str.c (testmain): Likewise. * tests/testutils.c (block_init, block_check): New functions. (tu_alloc, tu_realloc, tu_free): New functions. (main): Use mp_set_memory_functions. * tests/testutils.h (tu_free): Declare. * tests/testutils.h: New file, declarations for test programs. * tests/testutils.c (main): New file, with shared main function for all the test programs. Also includes mini-gmp.c. Calls testmain after initialization. All other test programs updated to define testmain rather than main. 2013-01-18 Marco Bodrato * tests/t-signed.c: Slightly larger coverage. * tests/t-double.c: Test also mpz_init_set_d. 2013-01-18 Torbjorn Granlund * tests/t-div.c: Test mpz_divisible_p and mpz_divisible_ui_p. * tests/t-div.c: Test also mpz_mod, mpz_mod_ui. Compare mpz_divisible_p just to ceil, to save time. * mini-gmp.c: Prefix some names with GMP_. 2013-01-16 Marco Bodrato * tests/t-double.c: Test mpz_cmp_d. * mini-gmp.c (mpz_cmp_d): Correct multiword comparison. * mini-gmp.c (mpz_set_str): Handle the empty string. * tests/t-str.c: Test base <= 0. 2013-01-15 Niels Möller * tests/t-str.c (main): Use x->_mp_d rather than x[0]._mp_d. * tests/t-invert.c (main): Likewise. * tests/t-mul.c (main): Test mpn_mul_n and mpn_sqr. * tests/hex-random.h (enum hex_random_op): New value OP_SQR. * tests/mini-random.c (mini_random_op3): Renamed, from... (mini_random_op): ... old name. Updated callers. (mini_random_op2): New function. * tests/hex-random.c (hex_random_op3): Renamed, from... (hex_random_op): ... old name. Updated callers. (hex_random_op2): New function. 2013-01-15 Marco Bodrato * tests/t-logops.c: Improve popcount/hamdist testing. * tests/t-signed.c: Test more cases. 2013-01-14 Niels Möller * tests/t-str.c (main): Added tests for mpn_get_str and mpn_set_str. 2013-01-11 Marco Bodrato * tests/t-comb.c: New test program, testing both mpz_fac_ui and mpz_bin_uiui. * tests/Makefile (CHECK_PROGRAMS): Added t-comb. * mini-gmp.c (mpz_mul_si): Simplify. (mpz_mul_ui, mpz_mul, mpz_div_qr): Replace init+REALLOC with init2. * mini-gmp.c (NEG_CAST): New macro. (mpz_mul_si, mpz_set_si, mpz_cmp_si): Use NEG_CAST. * mini-gmp.c (mpz_set_si, mpz_cmp_si): Simplify by using the _ui variant. * tests/t-root.c: Use mpz_ui_pow_ui, when base fits an ui. * tests/t-mul.c: Test also mpz_mul_si. * tests/t-sub.c: Test also mpz_ui_sub. * mini-gmp.c (mpz_fits_slong_p): Correct range. * tests/t-signed.c: New test program, for get/set/cmp_si. * tests/Makefile (CHECK_PROGRAMS): Added t-signed. * mini-gmp.c (mpz_hamdist): Handle different sizes. * tests/t-logops.c: Test also popcount and hamdist. 2013-01-10 Marco Bodrato * mini-gmp.c (mpz_export, mpz_import): Less restrictive ASSERTs. * tests/t-import.c: Test also size=0 or count=0. 2013-01-10 Torbjorn Granlund * tests/t-import.c (main): Don't drop off function end. 2013-01-09 Marco Bodrato * mini-gmp.c (mpz_export): Support op=0 countp=NULL. 2013-01-08 Niels Möller * tests/t-import.c: New test program, testing both mpz_import and mpz_export. * tests/Makefile (CHECK_PROGRAMS): Added t-import. * tests/mini-random.c (mini_rrandomb_export): New function. * tests/mini-random.h: Declare it. * tests/hex-random.c (hex_rrandomb_export): New function. * tests/hex-random.h: Declare it. * mini-gmp.c (mpz_export): Compute accurate word count up front, to avoid generating any high zero words. 2013-01-07 Marco Bodrato * README: Document base limitation for conversions. * mini-gmp.c (mpz_set_str): Remove goto. (mpz_import, mpz_export): Correctly use order/endianness. 2013-01-04 Marco Bodrato From shuax: * mini-gmp.c (mpz_import): Reset limb after storing it. 2012-11-22 Niels Möller * tests/run-tests: Copied latest version from GNU Nettle. Minor fix to the use of $EMULATOR, and proper copyright notice. 2012-06-24 Marco Bodrato * mini-gmp.c (mpz_div_r_2exp, mpz_div_q_2exp): Improve adjustment condition. 2012-06-08 Marco Bodrato * mini-gmp.c (mpz_realloc): remove a branch. 2012-05-25 Marco Bodrato * tests/t-div.c: Test all _qr, _q, _r variants. * tests/t-lcm.c: Test the _ui variant. * mini-gmp.c (mpz_mod, mpz_mod_ui): New functions. * mini-gmp.h (mpz_mod, mpz_mod_ui): Prototypes. 2012-05-09 Marco Bodrato * mini-gmp.c: merge mpz_rootrem and mpz_sqrtrem. 2012-04-13 Marco Bodrato * mini-gmp.h (mpz_fac_ui, mpz_bin_uiui): New definitions. * mini-gmp.c (mpz_fac_ui, mpz_bin_uiui): Trivial implementation. 2012-04-11 Marco Bodrato * mini-gmp.h (mpz_root, mpz_rootrem): define (correctly). * mini-gmp.c (mpz_rootrem): Extended code from _root. (mpz_root): Use mpz_rootrem. (mpz_mul_ui): Correctly handle negative operands. * tests/Makefile (CHECK_PROGRAMS): add t-root. * tests/t-root.c: New file. * tests/t-reuse.c: Enable root{,rem} tests. 2012-04-10 Marco Bodrato * mini-gmp.c (mpz_root): New, support negative operands. * mini-gmp.h (mpz_root): define. (mpz_out_str): Test also __STDIO_LOADED (for VMS). * mpz/2fac_ui.c: Cosmetic change. * tests/t-reuse.c: New test case, based on tests/mpz/reuse.c. * mini-gmp.c (mpz_cdiv_r_ui): New function. (mpz_fdiv_r_ui): New function. (mpz_tdiv_r_ui): New function. (mpz_powm_ui): New function. (mpz_pow_ui): New function. (mpz_ui_pow_ui): Use mpz_pow_ui. (mpz_gcdext): Fixed input/output overlap, for the case of one input being zero. (mpz_sqrtrem): Fix for the case r NULL, U zero. 2012-02-28 Niels Möller * tests/Makefile (srcdir, MINI_GMP_DIR): New make variables. These can be overridden when using a separate build directory. (EXTRA_CFLAGS): Renamed, was OPTFLAGS. * mini-gmp.c (mpz_abs_add): Don't cache limb pointers over MPZ_REALLOC, since that breaks in-place operation. Bug spotted by Torbjörn. (mpz_and, mpz_ior, mpz_xor): Likewise. (mpz_cmp): Fixed comparison of negative numbers. 2012-02-26 Niels Möller * mini-gmp: New subdirectory. For use by GMP bootstrap, and as a fallback for applications needing bignums but not high performance.