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| author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2008-08-13 08:57:20 +0000 |
|---|---|---|
| committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2008-08-13 08:57:20 +0000 |
| commit | dddf503682e4d834e9a8cbbd280a0e60586b5b98 (patch) | |
| tree | b8a064a0f6159ca9ca85a74e1d5e760278c524c7 /gcc/testsuite/gcc.dg/Wconversion-integer.c | |
| parent | 6fa0f9fe374faabd1a96b4407c3112401ec9fd87 (diff) | |
| download | gcc-dddf503682e4d834e9a8cbbd280a0e60586b5b98.tar.gz | |
2008-08-13 Richard Guenther <rguenther@suse.de>
PR tree-optimization/15255
* tree-ssa-reassoc.c (linearize_expr_tree): Declare.
(struct oecount_s): New struct and VEC types.
(cvec): New global.
(oecount_hash): New function.
(oecount_eq): Likewise.
(oecount_cmp): Likewise.
(zero_one_operation): New function.
(build_and_add_sum): Likewise.
(undistribute_ops_list): Perform un-distribution of multiplication
and division on the chain of summands.
(should_break_up_subtract): Also break up subtracts for factors.
(reassociate_bb): Delete dead visited statements.
Call undistribute_ops_list. Re-sort and optimize if it did something.
* passes.c (init_optimization_passes): Move DSE before
reassociation.
* tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
PHI nodes.
* gcc.dg/tree-ssa/reassoc-14.c: New testcase.
* gcc.dg/tree-ssa/reassoc-15.c: Likewise.
* gcc.dg/tree-ssa/reassoc-16.c: Likewise.
* gcc.dg/torture/reassoc-1.c: Likewise.
* gcc.dg/tree-ssa/recip-2.c: Adjust.
* gcc.dg/tree-ssa/recip-6.c: Likewise.
* gcc.dg/tree-ssa/recip-7.c: Likewise.
* gfortran.dg/reassoc_4.f: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@139048 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.dg/Wconversion-integer.c')
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