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| author | uros <uros@138bc75d-0d04-0410-961f-82ee72b054a4> | 2014-08-21 18:03:49 +0000 |
|---|---|---|
| committer | uros <uros@138bc75d-0d04-0410-961f-82ee72b054a4> | 2014-08-21 18:03:49 +0000 |
| commit | f721fe888e34696677febd2eb2c25795759fad02 (patch) | |
| tree | 39823f708da127d0e028dcd24e8839545239ac32 /libjava/classpath/java | |
| parent | c31a8cf4ba16bd4ea94e206781720751242611de (diff) | |
| download | ppe42-gcc-f721fe888e34696677febd2eb2c25795759fad02.tar.gz ppe42-gcc-f721fe888e34696677febd2eb2c25795759fad02.zip | |
Backport from mainline
2014-08-19 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.md (*ctz<mode>2_falsedep_1): Don't clear
destination if it is used in source.
(*clz<mode>2_lzcnt_falsedep_1): Likewise.
(*popcount<mode>2_falsedep_1): Likewise.
Backport from mainline
2014-08-18 Uros Bizjak <ubizjak@gmail.com>
PR target/62011
* config/i386/x86-tune.def (X86_TUNE_AVOID_FALSE_DEP_FOR_BMI):
New tune flag.
* config/i386/i386.h (TARGET_AVOID_FALSE_DEP_FOR_BMI): New define.
* config/i386/i386.md (unspec) <UNSPEC_INSN_FALSE_DEP>: New unspec.
(ffs<mode>2): Do not expand with tzcnt for
TARGET_AVOID_FALSE_DEP_FOR_BMI.
(ffssi2_no_cmove): Ditto.
(*tzcnt<mode>_1): Disable for TARGET_AVOID_FALSE_DEP_FOR_BMI.
(ctz<mode>2): New expander.
(*ctz<mode>2_falsedep_1): New insn_and_split pattern.
(*ctz<mode>2_falsedep): New insn.
(*ctz<mode>2): Rename from ctz<mode>2.
(clz<mode>2_lzcnt): New expander.
(*clz<mode>2_lzcnt_falsedep_1): New insn_and_split pattern.
(*clz<mode>2_lzcnt_falsedep): New insn.
(*clz<mode>2): Rename from ctz<mode>2.
(popcount<mode>2): New expander.
(*popcount<mode>2_falsedep_1): New insn_and_split pattern.
(*popcount<mode>2_falsedep): New insn.
(*popcount<mode>2): Rename from ctz<mode>2.
(*popcount<mode>2_cmp): Remove.
(*popcountsi2_cmp_zext): Ditto.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_9-branch@214279 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libjava/classpath/java')
0 files changed, 0 insertions, 0 deletions
