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| author | gjl <gjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-01-30 11:04:30 +0000 |
|---|---|---|
| committer | gjl <gjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-01-30 11:04:30 +0000 |
| commit | 52cd005d69a7a34f36e9e8ec523fe888805d8c6a (patch) | |
| tree | 7cbebdbd492e700058cfc647470eb384b37f121e /gcc/double-int.h | |
| parent | dd6f8b2cbed986837a38474c25a35d2a991b671f (diff) | |
| download | gcc-52cd005d69a7a34f36e9e8ec523fe888805d8c6a.tar.gz | |
gcc/
PR tree-optimization/56064
* fixed-value.c (fixed_from_double_int): New function.
* fixed-value.h (fixed_from_double_int): New prototype.
(const_fixed_from_double_int): New static inline function.
* fold-const.c (native_interpret_fixed): New static function.
(native_interpret_expr) <FIXED_POINT_TYPE>: Use it.
(can_native_interpret_type_p) <FIXED_POINT_TYPE>: Return true.
(native_encode_fixed): New static function.
(native_encode_expr) <FIXED_CST>: Use it.
(native_interpret_int): Move double_int worker code to...
* double-int.c (double_int::from_buffer): ...this new static method.
* double-int.h (double_int::from_buffer): Prototype it.
gcc/testsuite/
PR tree-optimization/56064
* gcc.dg/fixed-point/view-convert.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@195574 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/double-int.h')
| -rw-r--r-- | gcc/double-int.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/double-int.h b/gcc/double-int.h index c5c2bba3919..5c425a84a45 100644 --- a/gcc/double-int.h +++ b/gcc/double-int.h @@ -59,6 +59,10 @@ struct double_int static double_int from_shwi (HOST_WIDE_INT cst); static double_int from_pair (HOST_WIDE_INT high, unsigned HOST_WIDE_INT low); + /* Construct from a fuffer of length LEN. BUFFER will be read according + to byte endianess and word endianess. */ + static double_int from_buffer (const unsigned char *buffer, int len); + /* No copy assignment operator or destructor to keep the type a POD. */ /* There are some special value-creation static member functions. */ |