diff options
Diffstat (limited to 'gcc/except.c')
| -rw-r--r-- | gcc/except.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/except.c b/gcc/except.c index 8c4c726..5d85e51 100644 --- a/gcc/except.c +++ b/gcc/except.c @@ -3076,6 +3076,26 @@ expand_eh_return (void) emit_label (around_label); } + +/* Convert a ptr_mode address ADDR_TREE to a Pmode address controlled by + POINTERS_EXTEND_UNSIGNED and return it. */ + +rtx +expand_builtin_extend_pointer (tree addr_tree) +{ + rtx addr = expand_expr (addr_tree, NULL_RTX, ptr_mode, 0); + int extend; + +#ifdef POINTERS_EXTEND_UNSIGNED + extend = POINTERS_EXTEND_UNSIGNED; +#else + /* The previous EH code did an unsigned extend by default, so we do this also + for consistency. */ + extend = 1; +#endif + + return convert_modes (word_mode, ptr_mode, addr, extend); +} /* In the following functions, we represent entries in the action table as 1-based indices. Special cases are: |