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| author | Marc Glisse <marc.glisse@inria.fr> | 2012-02-18 21:16:26 +0100 |
|---|---|---|
| committer | Marc Glisse <marc.glisse@inria.fr> | 2012-02-18 21:16:26 +0100 |
| commit | 2d8505c4e91c252067110df0571564eab836b973 (patch) | |
| tree | 4092e649a1f4af15e1b2d78ee17b68d789660b81 /gmpxx.h | |
| parent | c16c1b832045b50fbfd777179aa2e987b852a30c (diff) | |
| download | gmp-2d8505c4e91c252067110df0571564eab836b973.tar.gz | |
Remove a temporary in expressions like q=q*q+z*z: tmp=z*z, q=q*q, q+=tmp.
Note that we could do the same for q=q*q+z, but that would require checking if z is the numerator or denominator of q.
Diffstat (limited to 'gmpxx.h')
| -rw-r--r-- | gmpxx.h | 24 |
1 files changed, 12 insertions, 12 deletions
@@ -2576,7 +2576,7 @@ public: \ { eval_fun::eval(q, expr.val1.get_mpz_t(), expr.val2.get_mpq_t()); } \ const val1_type & get_val1() const { return expr.val1; } \ const val2_type & get_val2() const { return expr.val2; } \ - mp_bitcnt_t get_prec() const { return mpf_get_default_prec(); } \ + mp_bitcnt_t get_prec() const { return mpf_get_default_prec(); } \ }; \ \ template <> \ @@ -2594,7 +2594,7 @@ public: \ { eval_fun::eval(q, expr.val1.get_mpq_t(), expr.val2.get_mpz_t()); } \ const val1_type & get_val1() const { return expr.val1; } \ const val2_type & get_val2() const { return expr.val2; } \ - mp_bitcnt_t get_prec() const { return mpf_get_default_prec(); } \ + mp_bitcnt_t get_prec() const { return mpf_get_default_prec(); } \ }; \ \ template <class T> \ @@ -2616,7 +2616,7 @@ public: \ } \ const val1_type & get_val1() const { return expr.val1; } \ const val2_type & get_val2() const { return expr.val2; } \ - mp_bitcnt_t get_prec() const { return mpf_get_default_prec(); } \ + mp_bitcnt_t get_prec() const { return mpf_get_default_prec(); } \ }; \ \ template <class T> \ @@ -2638,7 +2638,7 @@ public: \ } \ const val1_type & get_val1() const { return expr.val1; } \ const val2_type & get_val2() const { return expr.val2; } \ - mp_bitcnt_t get_prec() const { return mpf_get_default_prec(); } \ + mp_bitcnt_t get_prec() const { return mpf_get_default_prec(); } \ }; \ \ template <class T> \ @@ -2660,7 +2660,7 @@ public: \ } \ const val1_type & get_val1() const { return expr.val1; } \ const val2_type & get_val2() const { return expr.val2; } \ - mp_bitcnt_t get_prec() const { return mpf_get_default_prec(); } \ + mp_bitcnt_t get_prec() const { return mpf_get_default_prec(); } \ }; \ \ template <class T> \ @@ -2682,7 +2682,7 @@ public: \ } \ const val1_type & get_val1() const { return expr.val1; } \ const val2_type & get_val2() const { return expr.val2; } \ - mp_bitcnt_t get_prec() const { return mpf_get_default_prec(); } \ + mp_bitcnt_t get_prec() const { return mpf_get_default_prec(); } \ }; \ \ template <class T, class U> \ @@ -2700,12 +2700,12 @@ public: \ void eval(mpq_ptr q) const \ { \ mpz_class temp1(expr.val1); \ - mpq_class temp2(expr.val2); \ - eval_fun::eval(q, temp1.get_mpz_t(), temp2.get_mpq_t()); \ + expr.val2.eval(q); \ + eval_fun::eval(q, temp1.get_mpz_t(), q); \ } \ const val1_type & get_val1() const { return expr.val1; } \ const val2_type & get_val2() const { return expr.val2; } \ - mp_bitcnt_t get_prec() const { return mpf_get_default_prec(); } \ + mp_bitcnt_t get_prec() const { return mpf_get_default_prec(); } \ }; \ \ template <class T, class U> \ @@ -2722,13 +2722,13 @@ public: \ : expr(val1, val2) { } \ void eval(mpq_ptr q) const \ { \ - mpq_class temp1(expr.val1); \ mpz_class temp2(expr.val2); \ - eval_fun::eval(q, temp1.get_mpq_t(), temp2.get_mpz_t()); \ + expr.val1.eval(q); \ + eval_fun::eval(q, q, temp2.get_mpz_t()); \ } \ const val1_type & get_val1() const { return expr.val1; } \ const val2_type & get_val2() const { return expr.val2; } \ - mp_bitcnt_t get_prec() const { return mpf_get_default_prec(); } \ + mp_bitcnt_t get_prec() const { return mpf_get_default_prec(); } \ }; |