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| author | Martin Liska <mliska@suse.cz> | 2022-09-05 10:44:56 +0200 |
|---|---|---|
| committer | Martin Liska <mliska@suse.cz> | 2022-09-05 10:44:56 +0200 |
| commit | d8e441f4b8698f38e4564fe1bbe9ff112814ecff (patch) | |
| tree | 62aac45da0a2358e1ea29a07ab734f607a201e5b /gcc/gimple-range-fold.cc | |
| parent | 4483fe115cef3eea1d64e913816e2d117b38ac73 (diff) | |
| parent | ca60bd93e216ae0425f790e1d4f4dc4a48763c0e (diff) | |
| download | gcc-d8e441f4b8698f38e4564fe1bbe9ff112814ecff.zip gcc-d8e441f4b8698f38e4564fe1bbe9ff112814ecff.tar.gz gcc-d8e441f4b8698f38e4564fe1bbe9ff112814ecff.tar.bz2 | |
Merge branch 'master' into devel/sphinx
Diffstat (limited to 'gcc/gimple-range-fold.cc')
| -rw-r--r-- | gcc/gimple-range-fold.cc | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/gimple-range-fold.cc b/gcc/gimple-range-fold.cc index b0b2210..d8497fc 100644 --- a/gcc/gimple-range-fold.cc +++ b/gcc/gimple-range-fold.cc @@ -1023,6 +1023,26 @@ fold_using_range::range_of_builtin_int_call (irange &r, gcall *call, break; } + case CFN_BUILT_IN_SIGNBIT: + { + arg = gimple_call_arg (call, 0); + frange tmp; + if (src.get_operand (tmp, arg)) + { + if (tmp.get_signbit ().varying_p ()) + return false; + if (tmp.get_signbit ().yes_p ()) + { + tree one = build_one_cst (type); + r.set (one, one); + } + else + r.set_zero (type); + return true; + } + break; + } + case CFN_BUILT_IN_TOUPPER: { arg = gimple_call_arg (call, 0); |