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* Unify ChromeOS and Android versions of GCC.Caroline Tice2016-02-261-9/+17
| | | | | | | | This CL updates Android's GCC to match ChromeOS's GCC (with appropriate patches applied in both places to make sure no cherry-picked changes are lost). Change-Id: I390140c449b0e5df9ee78a06268319c8c510302f
* Synchronize with google/gcc-4_9 to r224707 (from r214835)Yiran Wang2015-06-291-2/+3
| | | | Change-Id: I3d6f06fc613c8f8b6a82143dc44b7338483aac5d
* [4.9] Several improvements in code generation for x86. Backport from trunk.Alexander Ivchenko2015-03-171-3/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2014-11-21 Evgeny Stupachenko <evstupac@gmail.com> PR target/60451 * config/i386/i386.c (expand_vec_perm_even_odd_pack): New. (expand_vec_perm_even_odd_1): Add new expand for V8HI mode, replace for V16QI, V16HI and V32QI modes. (ix86_expand_vec_perm_const_1): Add new expand. 2014-06-11 Evgeny Stupachenko <evstupac@gmail.com> * tree-vect-data-refs.c (vect_grouped_store_supported): New check for stores group of length 3. (vect_permute_store_chain): New permutations for stores group of length 3. * tree-vect-stmts.c (vect_model_store_cost): Change cost of vec_perm_shuffle for the new permutations. 2014-11-28 Evgeny Stupachenko <evstupac@gmail.com> * tree-vect-data-refs.c (vect_transform_grouped_load): Limit shift permutations to loads group of size 3. 2014-12-18 Bin Cheng <bin.cheng@arm.com> PR tree-optimization/62178 * tree-ssa-loop-ivopts.c (cheaper_cost_with_cand): New function. (iv_ca_replace): New function. (try_improve_iv_set): New parameter try_replace_p. Break local optimal fixed-point by calling iv_ca_replace. (find_optimal_iv_set_1): Pass new argument to try_improve_iv_set. Change-Id: I5dca8236d3807cedc5e09d7eda65f0ccec9f5cb2 Signed-off-by: Alexander Ivchenko <alexander.ivchenko@intel.com>
* [4.9] Backport patches fixed vectorization issues.Rong Xu2014-10-311-2/+5
| | | | | | | | | Backport 3 patches from upstream gcc that fixed some vectorization issues: r215585 fixed PR63341 r216508 fixed PR63563 r216770 fixed PR63530 Change-Id: I650bf25ef0843b1ff01911b567fb26e069fd4550
* [4.8, 4.9] Backport of additional SLM tuning.Alexander Ivchenko2014-08-061-4/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Six patches from trunk, reg-tested via 'make check': 2014-05-07 Evgeny Stupachenko <evstupac@gmail.com> * tree-vect-data-refs.c (vect_grouped_load_supported): New check for loads group of length 3. (vect_permute_load_chain): New permutations for loads group of length 3. * tree-vect-stmts.c (vect_model_load_cost): Change cost of vec_perm_shuffle for the new permutations. 2014-04-17 Evgeny Stupachenko <evstupac@gmail.com> * config/i386/i386.c (x86_add_stmt_cost): Fix vector cost model for Silvermont. 2014-04-17 Evgeny Stupachenko <evstupac@gmail.com> * config/i386/x86-tune.def (TARGET_SLOW_PSHUFB): New tune definition. * config/i386/i386.h (TARGET_SLOW_PSHUFB): New tune flag. * config/i386/i386.c (expand_vec_perm_even_odd_1): Avoid byte shuffles for TARGET_SLOW_PSHUFB 2014-04-17 Evgeny Stupachenko <evstupac@gmail.com> * config/i386/i386.c (slm_cost): Adjust vec_to_scalar_cost. * config/i386/i386.c (intel_cost): Ditto. 2014-06-18 Evgeny Stupachenko <evstupac@gmail.com> * config/i386/i386.c (ix86_reassociation_width): Add alternative for vector case. * config/i386/i386.h (TARGET_VECTOR_PARALLEL_EXECUTION): New. * config/i386/x86-tune.def (X86_TUNE_VECTOR_PARALLEL_EXECUTION): New. * tree-vect-data-refs.c (vect_shift_permute_load_chain): New. Introduces alternative way of loads group permutaions. (vect_transform_grouped_load): Try alternative way of permutations. 2014-06-05 Evgeny Stupachenko <evstupac@gmail.com> * config/i386/sse.md (*ssse3_palignr<mode>_perm): New. * config/i386/predicates.md (palignr_operand): New. Indicates if permutation is suitable for palignr instruction. Change-Id: I5e505735ce3dc0ec3c2a1151713a119b24d712fe Signed-off-by: Alexander Ivchenko <alexander.ivchenko@intel.com>
* [4.9] GCC 4.9.0 official release refreshBen Cheng2014-04-221-1/+15
| | | | Change-Id: Ic99a7da8b44b789a48aeec93b33e93944d6e6767
* Initial checkin of GCC 4.9.0 from trunk (r208799).Ben Cheng2014-03-251-0/+8107
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba