diff options
Diffstat (limited to 'gcc/real.h')
| -rw-r--r-- | gcc/real.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/real.h b/gcc/real.h index 44e79c36e17..5a686536608 100644 --- a/gcc/real.h +++ b/gcc/real.h @@ -438,6 +438,11 @@ extern rtx const_double_from_real_value (REAL_VALUE_TYPE, enum machine_mode); /* Replace R by 1/R in the given machine mode, if the result is exact. */ extern bool exact_real_inverse (enum machine_mode, REAL_VALUE_TYPE *); +/* Return true if arithmetic on values in IMODE that were promoted + from values in TMODE is equivalent to direct arithmetic on values + in TMODE. */ +bool real_can_shorten_arithmetic (enum machine_mode, enum machine_mode); + /* In tree.c: wrap up a REAL_VALUE_TYPE in a tree node. */ extern tree build_real (tree, REAL_VALUE_TYPE); |