diff options
Diffstat (limited to 'gcc/target.def')
| -rw-r--r-- | gcc/target.def | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/target.def b/gcc/target.def index b1178ca..5296b25 100644 --- a/gcc/target.def +++ b/gcc/target.def @@ -4136,6 +4136,21 @@ the CFI label attached to the insn, @var{pattern} is the pattern of\n\ the insn and @var{index} is @code{UNSPEC_INDEX} or @code{UNSPECV_INDEX}.", void, (const char *label, rtx pattern, int index), NULL) +DEFHOOK +(dwarf_poly_indeterminate_value, + "Express the value of @code{poly_int} indeterminate @var{i} as a DWARF\n\ +expression, with @var{i} counting from 1. Return the number of a DWARF\n\ +register @var{R} and set @samp{*@var{factor}} and @samp{*@var{offset}} such\n\ +that the value of the indeterminate is:\n\ +@smallexample\n\ +value_of(@var{R}) / @var{factor} - @var{offset}\n\ +@end smallexample\n\ +\n\ +A target only needs to define this hook if it sets\n\ +@samp{NUM_POLY_INT_COEFFS} to a value greater than 1.", + unsigned int, (unsigned int i, unsigned int *factor, int *offset), + default_dwarf_poly_indeterminate_value) + /* ??? Documenting this hook requires a GFDL license grant. */ DEFHOOK_UNDOC (stdarg_optimize_hook, |