diff options
Diffstat (limited to 'gcc/common.opt')
| -rw-r--r-- | gcc/common.opt | 28 |
1 files changed, 20 insertions, 8 deletions
diff --git a/gcc/common.opt b/gcc/common.opt index d10a6b7..3edc590 100644 --- a/gcc/common.opt +++ b/gcc/common.opt @@ -53,12 +53,6 @@ bool in_lto_p = false Variable enum incremental_link flag_incremental_link = INCREMENTAL_LINK_NONE -; 0 means straightforward implementation of complex divide acceptable. -; 1 means wide ranges of inputs must work for complex divide. -; 2 means C99-like requirements for complex multiply and divide. -Variable -int flag_complex_method = 1 - Variable int flag_default_complex_method = 1 @@ -1315,12 +1309,30 @@ fcse-skip-blocks Common Ignore Does nothing. Preserved for backward compatibility. +fcx-method= +Common Joined RejectNegative Enum(complex_method) Var(flag_complex_method) Optimization SetByCombined + +Enum +Name(complex_method) Type(int) + +; straightforward implementation of complex divide acceptable. +EnumValue +Enum(complex_method) String(limited-range) Value(0) + +; wide ranges of inputs must work for complex divide. +EnumValue +Enum(complex_method) String(fortran) Value(1) + +; C99-like requirements for complex multiply and divide. +EnumValue +Enum(complex_method) String(stdc) Value(2) + fcx-limited-range -Common Var(flag_cx_limited_range) Optimization SetByCombined +Common Alias(fcx-method=,limited-range,stdc) Omit range reduction step when performing complex division. fcx-fortran-rules -Common Var(flag_cx_fortran_rules) Optimization +Common Alias(fcx-method=,fortran,stdc) Complex multiplication and division follow Fortran rules. fdata-sections |