diff options
Diffstat (limited to 'gcc/fold-const-call.c')
-rw-r--r-- | gcc/fold-const-call.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/gcc/fold-const-call.c b/gcc/fold-const-call.c index 5af2c63..c277d2b 100644 --- a/gcc/fold-const-call.c +++ b/gcc/fold-const-call.c @@ -736,6 +736,31 @@ fold_const_call_ss (wide_int *result, built_in_function fn, /* Not yet folded to a constant. */ return false; + CASE_FLT_FN (BUILT_IN_FINITE): + case BUILT_IN_FINITED32: + case BUILT_IN_FINITED64: + case BUILT_IN_FINITED128: + case BUILT_IN_ISFINITE: + *result = wi::shwi (real_isfinite (arg) ? 1 : 0, precision); + return true; + + CASE_FLT_FN (BUILT_IN_ISINF): + case BUILT_IN_ISINFD32: + case BUILT_IN_ISINFD64: + case BUILT_IN_ISINFD128: + if (real_isinf (arg)) + *result = wi::shwi (arg->sign ? -1 : 1, precision); + else + *result = wi::shwi (0, precision); + return true; + + CASE_FLT_FN (BUILT_IN_ISNAN): + case BUILT_IN_ISNAND32: + case BUILT_IN_ISNAND64: + case BUILT_IN_ISNAND128: + *result = wi::shwi (real_isnan (arg) ? 1 : 0, precision); + return true; + default: return false; } |