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| author | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-01-01 02:38:06 +0000 |
|---|---|---|
| committer | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-01-01 02:38:06 +0000 |
| commit | c9dee80527335101164c3b5fee96b84cd7d938a2 (patch) | |
| tree | 788b2b3b0cc3fcdc2a9e07e5d26a9c796719f883 /gcc/tree-sra.c | |
| parent | 553acd9c35581da1fff1233a1fbe0788c362e842 (diff) | |
| download | gcc-c9dee80527335101164c3b5fee96b84cd7d938a2.tar.gz | |
PR tree-opt/19042
* tree-sra.c (decide_block_copy): Force use_block_copy false
for complex values.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@92782 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-sra.c')
| -rw-r--r-- | gcc/tree-sra.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/tree-sra.c b/gcc/tree-sra.c index 1c1739b18b2..bb98a8afe6c 100644 --- a/gcc/tree-sra.c +++ b/gcc/tree-sra.c @@ -1293,10 +1293,15 @@ decide_block_copy (struct sra_elt *elt) tree size_tree = TYPE_SIZE_UNIT (elt->type); bool use_block_copy = true; + /* Tradeoffs for COMPLEX types pretty much always make it better + to go ahead and split the components. */ + if (TREE_CODE (elt->type) == COMPLEX_TYPE) + use_block_copy = false; + /* Don't bother trying to figure out the rest if the structure is so large we can't do easy arithmetic. This also forces block copies for variable sized structures. */ - if (host_integerp (size_tree, 1)) + else if (host_integerp (size_tree, 1)) { unsigned HOST_WIDE_INT full_size, inst_size = 0; unsigned int inst_count; |