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author | aesok <aesok@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-05-18 20:54:59 +0000 |
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committer | aesok <aesok@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-05-18 20:54:59 +0000 |
commit | d3bd87c3760f14f27c84634420b10713acc95653 (patch) | |
tree | 55578260d871250a02af221648451770f28d925a /gcc/tree.c | |
parent | 95856847798749c0a1d55fac0dcb62d300402a9c (diff) | |
download | gcc-d3bd87c3760f14f27c84634420b10713acc95653.tar.gz |
* tree.h (build_int_cstu): Implement as static inline.
* tree.c (build_int_cstu): Remove function.
(double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
sign extended.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159544 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree.c')
-rw-r--r-- | gcc/tree.c | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/gcc/tree.c b/gcc/tree.c index f00f82e9995..76be316eef9 100644 --- a/gcc/tree.c +++ b/gcc/tree.c @@ -1041,14 +1041,6 @@ build_int_cst (tree type, HOST_WIDE_INT low) return build_int_cst_wide (type, low, low < 0 ? -1 : 0); } -/* Create an INT_CST node with a LOW value zero extended. */ - -tree -build_int_cstu (tree type, unsigned HOST_WIDE_INT low) -{ - return build_int_cst_wide (type, low, 0); -} - /* Create an INT_CST node with a LOW value in TYPE. The value is sign extended if it is negative. This function is similar to build_int_cst, but the extra bits outside of the type precision are cleared. Constants @@ -1088,7 +1080,12 @@ build_int_cst_wide_type (tree type, tree double_int_to_tree (tree type, double_int cst) { - cst = double_int_ext (cst, TYPE_PRECISION (type), TYPE_UNSIGNED (type)); + /* Size types *are* sign extended. */ + bool sign_extended_type = (!TYPE_UNSIGNED (type) + || (TREE_CODE (type) == INTEGER_TYPE + && TYPE_IS_SIZETYPE (type))); + + cst = double_int_ext (cst, TYPE_PRECISION (type), !sign_extended_type); return build_int_cst_wide (type, cst.low, cst.high); } @@ -1099,9 +1096,13 @@ double_int_to_tree (tree type, double_int cst) bool double_int_fits_to_tree_p (const_tree type, double_int cst) { - double_int ext = double_int_ext (cst, - TYPE_PRECISION (type), - TYPE_UNSIGNED (type)); + /* Size types *are* sign extended. */ + bool sign_extended_type = (!TYPE_UNSIGNED (type) + || (TREE_CODE (type) == INTEGER_TYPE + && TYPE_IS_SIZETYPE (type))); + + double_int ext + = double_int_ext (cst, TYPE_PRECISION (type), !sign_extended_type); return double_int_equal_p (cst, ext); } |