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| author | Kaveh R. Ghazi <ghazi@caip.rutgers.edu> | 2007-05-18 01:15:28 +0000 |
|---|---|---|
| committer | Kaveh Ghazi <ghazi@gcc.gnu.org> | 2007-05-18 01:15:28 +0000 |
| commit | fd2ef596b5fe6bfdf10bed1c8a4b4100d8a0772a (patch) | |
| tree | ddd282748d3d85c9d507e031c8331541a5e8978d /gcc/builtins.c | |
| parent | 550b31876707cbf91d22ca6c37d032302d2048d9 (diff) | |
| download | gcc-fd2ef596b5fe6bfdf10bed1c8a4b4100d8a0772a.zip gcc-fd2ef596b5fe6bfdf10bed1c8a4b4100d8a0772a.tar.gz gcc-fd2ef596b5fe6bfdf10bed1c8a4b4100d8a0772a.tar.bz2 | |
re PR middle-end/30251 (Evaluate bessel functions at compile-time)
PR middle-end/30251
* builtins.c (fold_builtin_1): Handle y0, y1.
(fold_builtin_2): Handle yn.
testsuite:
* gcc.dg/torture/builtin-math-2.c: Test y0, y1, yn.
* gcc.dg/torture/builtin-math-4.c: Likewise.
From-SVN: r124819
Diffstat (limited to 'gcc/builtins.c')
| -rw-r--r-- | gcc/builtins.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/builtins.c b/gcc/builtins.c index 221b5a3..da6bbc6 100644 --- a/gcc/builtins.c +++ b/gcc/builtins.c @@ -9783,6 +9783,18 @@ fold_builtin_1 (tree fndecl, tree arg0, bool ignore) return do_mpfr_arg1 (arg0, type, mpfr_j1, NULL, NULL, 0); break; + + CASE_FLT_FN (BUILT_IN_Y0): + if (validate_arg (arg0, REAL_TYPE)) + return do_mpfr_arg1 (arg0, type, mpfr_y0, + &dconst0, NULL, false); + break; + + CASE_FLT_FN (BUILT_IN_Y1): + if (validate_arg (arg0, REAL_TYPE)) + return do_mpfr_arg1 (arg0, type, mpfr_y1, + &dconst0, NULL, false); + break; #endif CASE_FLT_FN (BUILT_IN_NAN): @@ -9901,6 +9913,13 @@ fold_builtin_2 (tree fndecl, tree arg0, tree arg1, bool ignore) && validate_arg (arg1, REAL_TYPE)) return do_mpfr_bessel_n (arg0, arg1, type, mpfr_jn, NULL, 0); break; + + CASE_FLT_FN (BUILT_IN_YN): + if (validate_arg (arg0, INTEGER_TYPE) + && validate_arg (arg1, REAL_TYPE)) + return do_mpfr_bessel_n (arg0, arg1, type, mpfr_yn, + &dconst0, false); + break; #endif CASE_FLT_FN (BUILT_IN_ATAN2): |