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| author | law <law@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-12-12 19:59:16 +0000 |
|---|---|---|
| committer | law <law@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-12-12 19:59:16 +0000 |
| commit | 54aceb26880f3f980cf33c2913fc2b7842233e13 (patch) | |
| tree | c76d6731feeecd4ca0a01da9f4b777624a718874 /gcc/testsuite/gcc.dg/tree-ssa/reassoc-3.c | |
| parent | 9d1e88f076eb4a08b3d0175495f2e11ee49d8ec2 (diff) | |
| download | gcc-54aceb26880f3f980cf33c2913fc2b7842233e13.tar.gz | |
* tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
reassociation code.
* passes.c (init_optimization_passes): Run reassociation again
after loop optimizations.
* tree-ssa-dom.c (thread_across_edge): Canonicalize condition
if necessary.
(optimize_stmt): Ditto.
(canonicalize_comparison): New function.
* tree-ssa-operands.c (swap_tree_operands): Make external.
(get_expr_operands): Stop auto-canonicalization.
* tree-ssa-reassoc.c: Rewrite.
(init_optimization_passes):
* tree-flow.h (swap_tree_operands): Prototype.
* Makefile.in (tree-ssa-reassoc.o): Update dependencies.
* gcc.dg/tree-ssa/ssa-pre-2.c: Update due to reassociation changes.
* gcc.dg/tree-ssa/reassoc-1.c: Likewise.
* gcc.dg/tree-ssa/reassoc-2.c: Likewise.
* gcc.dg/tree-ssa/reassoc-3.c: Likewise.
* gcc.dg/tree-ssa/reassoc-4.c: Likewise.
* gcc.dg/tree-ssa/reassoc-5.c: New.
* gcc.dg/tree-ssa/reassoc-6.c: New.
* gcc.dg/tree-ssa/reassoc-7.c: New.
* gcc.dg/tree-ssa/reassoc-8.c: New.
* gcc.dg/tree-ssa/reassoc-9.c: New.
* gcc.dg/tree-ssa/reassoc-10.c: New.
* gcc.dg/tree-ssa/reassoc-11.c: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@108425 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/reassoc-3.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/reassoc-3.c | 20 |
1 files changed, 4 insertions, 16 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/reassoc-3.c b/gcc/testsuite/gcc.dg/tree-ssa/reassoc-3.c index 3800497e900..6103c400ecb 100644 --- a/gcc/testsuite/gcc.dg/tree-ssa/reassoc-3.c +++ b/gcc/testsuite/gcc.dg/tree-ssa/reassoc-3.c @@ -1,18 +1,6 @@ -/* { dg-do compile } */ -/* { dg-options "-O2 -fdump-tree-optimized -ffast-math" } */ -float a, b, c, d; -extern int printf (const char *, ...); -int main(void) +int main(int a, int b, int c, int d) { - float e; - float f; - /* We should be able to transform these into the same expression, and only have two additions. */ - e = a + b; - e = e + c; - f = c + a; - f = f + b; - printf ("%f %f\n", e, f); + int e = (a & ~b) & (~c & d); + int f = (~c & a) & (b & ~d); + return (e & f); } - -/* { dg-final { scan-tree-dump-times "\\\+" 2 "optimized"} } */ -/* { dg-final { cleanup-tree-dump "optimized" } } */ |