| commit | f9153689e2ce4b8e19fbe2303a545d3cbedfa34e | |
| author | glisse <glisse@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Tue, 10 May 2016 19:52:20 +0000 (10 19:52 +0000) | ||
| committer | glisse <glisse@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Tue, 10 May 2016 19:52:20 +0000 (10 19:52 +0000) | ||
| tree | 0a73b6e9c04150d305bc301e3cee930e37a9d50d | treesnapshot (tar.gz zip) |
| parent | 3604118da2f0e62a75ebd6d206a8cd3ef2573b01 | commitdiff |
Simple bitop reassoc in match.pd
2016-05-10 Marc Glisse <marc.glisse@inria.fr>
gcc/
* fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
* match.pd ((X & Y) ^ Y): ... this.
((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
| (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
gcc/testsuite/
* gcc.dg/tree-ssa/bit-assoc.c: New testcase.
* gcc.dg/tree-ssa/pr69270.c: Adjust.
* gcc.dg/tree-ssa/vrp59.c: Disable forwprop.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@236103 138bc75d-0d04-0410-961f-82ee72b054a4
2016-05-10 Marc Glisse <marc.glisse@inria.fr>
gcc/
* fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
* match.pd ((X & Y) ^ Y): ... this.
((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
| (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
gcc/testsuite/
* gcc.dg/tree-ssa/bit-assoc.c: New testcase.
* gcc.dg/tree-ssa/pr69270.c: Adjust.
* gcc.dg/tree-ssa/vrp59.c: Disable forwprop.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@236103 138bc75d-0d04-0410-961f-82ee72b054a4