| commit | a6031633761b9ca9b764a455686cdd3e317a5de5 | |
| author | krebbel <krebbel@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Fri, 27 May 2016 11:38:59 +0000 (27 11:38 +0000) | ||
| committer | krebbel <krebbel@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Fri, 27 May 2016 11:38:59 +0000 (27 11:38 +0000) | ||
| tree | 0fff9490dbeec47e35828223b26554340ab7390f | treesnapshot (tar.gz zip) |
| parent | 889f6dbc8e51ca75d06cdb7d2b95c62f31a4010a | commitdiff |
combine: Take known zero bits into account when checking extraction.
gcc/ChangeLog:
* combine.c (make_compound_operation): Take known zero bits into
account when checking for possible zero_extend.
gcc/testsuite/ChangeLog:
* gcc.dg/zero_bits_compound-1.c: New test.
* gcc.dg/zero_bits_compound-2.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@236813 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog:
* combine.c (make_compound_operation): Take known zero bits into
account when checking for possible zero_extend.
gcc/testsuite/ChangeLog:
* gcc.dg/zero_bits_compound-1.c: New test.
* gcc.dg/zero_bits_compound-2.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@236813 138bc75d-0d04-0410-961f-82ee72b054a4
| gcc/ChangeLog | diffblobblamehistory | |
| gcc/combine.c | diffblobblamehistory | |
| gcc/testsuite/ChangeLog | diffblobblamehistory | |
| gcc/testsuite/gcc.dg/zero_bits_compound-1.c | [new file with mode: 0644] | blob |
| gcc/testsuite/gcc.dg/zero_bits_compound-2.c | [new file with mode: 0644] | blob |