diff options
| -rw-r--r-- | gcc/ChangeLog | 77 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 6 |
2 files changed, 41 insertions, 42 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index bc36d0683e4..f6485e16e0b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2014-06-16 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.c (decide_alg): Correctly handle + maximum size of stringop algorithm. + 2014-06-16 Yury Gribov <y.gribov@samsung.com> * asan.c (build_check_stmt): Fix maybe-uninitialized warning. @@ -5,8 +10,7 @@ 2014-06-16 Vladimir Makarov <vmakarov@redhat.com> PR rtl-optimization/61522 - * lra-assigns.c (assign_by_spills): Check null - targetm.spill_class. + * lra-assigns.c (assign_by_spills): Check null targetm.spill_class. 2014-06-16 Jan Hubicka <hubicka@ucw.cz> @@ -57,12 +61,10 @@ (build_check_stmt): Allow non-integer lengths; add support for new parameter. (asan_instrument): Likewise. - (instrument_mem_region_access): Moved code to - build_check_stmt. + (instrument_mem_region_access): Moved code to build_check_stmt. (instrument_derefs): Likewise. (instrument_strlen_call): Likewise. - * cfgcleanup.c (old_insns_match_p): Add support for new - functions. + * cfgcleanup.c (old_insns_match_p): Add support for new functions. * doc/invoke.texi: Describe new parameter. * params.def: Define new parameter. * params.h: Likewise. @@ -87,7 +89,8 @@ 2014-06-15 Jan Hubicka <hubicka@ucw.cz> - * c-family/c-common.c (handle_tls_model_attribute): Use set_decl_tls_model. + * c-family/c-common.c (handle_tls_model_attribute): Use + set_decl_tls_model. * c-family/c-common.c (handle_tls_model_attribute): Use set_decl_tls_model. * cgraph.h (struct varpool_node): Add tls_model. @@ -323,8 +326,7 @@ (eliminate): Generalize stmt removal handling, remove in reverse dominator order to support proper debug stmt generation. Update stmts before removing stmts. - * tree-ssa-propagate.c (propagate_tree_value): Remove - bogus assert. + * tree-ssa-propagate.c (propagate_tree_value): Remove bogus assert. 2014-06-13 Thomas Preud'homme <thomas.preudhomme@arm.com> @@ -346,7 +348,8 @@ * ipa-visiblity.c (cgraph_externally_visible_p): Cleanup. (update_visibility_by_resolution_info): Consider UNDEF; fix checking; reset sections of symbols dragged out of the comdats. - (function_and_variable_visibility): Reset sections of localized symbols. + (function_and_variable_visibility): Reset sections of + localized symbols. 2014-06-12 Jan Hubicka <hubicka@ucw.cz> @@ -389,8 +392,8 @@ vcgt_p8, vcgtq_p8, vcgtz_p8, vcgtz_u8, vcgtz_u16, vcgtz_u32, vcgtz_u64, vcgtzq_p8, vcgtzq_u8, vcgtzq_u16, vcgtzq_u32, vcgtzq_u64, vcgtzd_u64, vcle_p8, vcleq_p8, vclez_p8, vclez_u64, vclezq_p8, vclezd_u64, vclt_p8, - vcltq_p8, vcltz_p8, vcltzq_p8, vcltzd_u64): Remove functions as they are - not in the spec. + vcltq_p8, vcltz_p8, vcltzq_p8, vcltzd_u64): Remove functions as they + are not in the spec. 2014-06-10 Alan Lawrence <alan.lawrence@arm.com> @@ -436,9 +439,9 @@ * sdbout.c (sdbout_one_type): Update. * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Update. * varasm.c (IN_NAMED_SECTION, get_named_section, resolve_unique_section, - hot_function_section, get_named_text_section, USE_SELECT_SECTION_FOR_FUNCTIONS, - default_function_rodata_section, make_decl_rtl, default_unique_section): - Update. + hot_function_section, get_named_text_section, + USE_SELECT_SECTION_FOR_FUNCTIONS, default_function_rodata_section, + make_decl_rtl, default_unique_section): Update. * config/c6x/c6x.c (c6x_in_small_data_p): Update. (c6x_elf_unique_section): Update. * config/nios2/nios2.c (nios2_in_small_data_p): Update. @@ -464,7 +467,8 @@ (bfin_handle_l1_data_attribute): Update. (bfin_handle_l2_attribute): Update. * config/mep/mep.c (mep_unique_section): Update. - * config/microblaze/microblaze.c (microblaze_elf_in_small_data_p): Update. + * config/microblaze/microblaze.c (microblaze_elf_in_small_data_p): + Update. * config/h8300/h8300.c (h8300_handle_eightbit_data_attribute): Update. (h8300_handle_tiny_data_attribute): Update. * config/m32r/m32r.c (m32r_in_small_data_p): Update. @@ -771,9 +775,8 @@ 2014-06-11 Jan Hubicka <hubicka@ucw.cz> - * ipa-visibility.c (function_and_variable_visibility): Disable - virtual table rewriting temporarily on targets not supporting - ONE_ONLY. + * ipa-visibility.c (function_and_variable_visibility): Disable virtual + table rewriting temporarily on targets not supporting ONE_ONLY. 2014-06-11 Richard Biener <rguenther@suse.de> @@ -907,8 +910,8 @@ 2014-06-10 Jan Hubicka <hubicka@ucw.cz> - * ipa-reference.c (is_proper_for_analysis): Exclude addressable and public - vars. + * ipa-reference.c (is_proper_for_analysis): Exclude addressable + and public vars. (intersect_static_var_sets): Remove. (propagate): Do not prune local statics. @@ -954,13 +957,13 @@ PR target/61062 * config/arm/arm_neon.h (vtrn_s8, vtrn_s16, vtrn_u8, vtrn_u16, vtrn_p8, vtrn_p16, vtrn_s32, vtrn_f32, vtrn_u32, vtrnq_s8, vtrnq_s16, vtrnq_s32, - vtrnq_f32, vtrnq_u8, vtrnq_u16, vtrnq_u32, vtrnq_p8, vtrnq_p16, vzip_s8, - vzip_s16, vzip_u8, vzip_u16, vzip_p8, vzip_p16, vzip_s32, vzip_f32, - vzip_u32, vzipq_s8, vzipq_s16, vzipq_s32, vzipq_f32, vzipq_u8, - vzipq_u16, vzipq_u32, vzipq_p8, vzipq_p16, vuzp_s8, vuzp_s16, vuzp_s32, - vuzp_f32, vuzp_u8, vuzp_u16, vuzp_u32, vuzp_p8, vuzp_p16, vuzpq_s8, - vuzpq_s16, vuzpq_s32, vuzpq_f32, vuzpq_u8, vuzpq_u16, vuzpq_u32, - vuzpq_p8, vuzpq_p16): Correct mask for bigendian. + vtrnq_f32, vtrnq_u8, vtrnq_u16, vtrnq_u32, vtrnq_p8, vtrnq_p16, + vzip_s8, vzip_s16, vzip_u8, vzip_u16, vzip_p8, vzip_p16, vzip_s32, + vzip_f32, vzip_u32, vzipq_s8, vzipq_s16, vzipq_s32, vzipq_f32, + vzipq_u8, vzipq_u16, vzipq_u32, vzipq_p8, vzipq_p16, vuzp_s8, vuzp_s16, + vuzp_s32, vuzp_f32, vuzp_u8, vuzp_u16, vuzp_u32, vuzp_p8, vuzp_p16, + vuzpq_s8, vuzpq_s16, vuzpq_s32, vuzpq_f32, vuzpq_u8, vuzpq_u16, + vuzpq_u32, vuzpq_p8, vuzpq_p16): Correct mask for bigendian. 2014-06-09 Jan Hubicka <hubicka@ucw.cz> @@ -982,12 +985,10 @@ * tree.c (decl_comdat_group, decl_comdat_group_id): Constify argument. (decl_section_name, set_decl_section_name): New accessors. (find_decls_types_r): Do not walk section name - * tree.h (DECL_SECTION_NAME): Implement using - decl_section_name. + * tree.h (DECL_SECTION_NAME): Implement using decl_section_name. (decl_comdat_group, decl_comdat_group_id): Constify. (decl_section_name, set_decl_section_name): Update. - * varpool.c (varpool_finalize_named_section_flags): Use - get_section. + * varpool.c (varpool_finalize_named_section_flags): Use get_section. * cgraph.c (cgraph_add_thunk): Reset node instead of rebuilding. (cgraph_make_node_local_1): Clear section and comdat group. * cgraph.h (set_comdat_group): Sanity check. @@ -995,8 +996,7 @@ * ipa-comdats.c (ipa_comdats): Use get_section. * ipa.c (ipa_discover_readonly_nonaddressable_var): Likewise. * lto-streamer-out.c: Do not follow section names. - * c-family/c-common.c (handle_section_attribute): - Update. + * c-family/c-common.c (handle_section_attribute): Update. * lto-cgraph.c (lto_output_node): Output section. (lto_output_varpool_node): Likewise. (read_comdat_group): Rename to ... @@ -1005,8 +1005,7 @@ (input_node, input_varpool_node): Input section names. * tree-emutls.c (get_emutls_init_templ_addr): Update. (new_emutls_decl): Update. - (secname_for_decl): Check section names only of static - vars. + (secname_for_decl): Check section names only of static vars. * config/mep/mep.c (mep_unique_section): Use set_decl_section_name. * config/i386/winnt.c (i386_pe_unique_section): Likewise. * config/i386/i386.c (x86_64_elf_unique_section): Likewise. @@ -1015,7 +1014,7 @@ * config/mcore/mcore.c (mcore_unique_section): Likewise. * config/mips/mips.c (mips16_build_function_stub): Likewise. * config/v850/v850.c (v850_insert_attributes): Likewise. - * config/h8300/h8300.c: (h8300_handle_eightbit_data_attribute): + * config/h8300/h8300.c (h8300_handle_eightbit_data_attribute): Likewise. (h8300_handle_tiny_data_attribute): Likewise. * config/bfin/bfin.c (bfin_handle_l1_text_attribute): Likewise. @@ -1028,8 +1027,8 @@ 2014-06-07 Jan Hubicka <hubicka@ucw.cz> - * varasm.c (use_blocks_for_decl_p): Check symbol table instead of alias - attribute. + * varasm.c (use_blocks_for_decl_p): Check symbol table + instead of alias attribute. (place_block_symbol): Recurse on aliases. 2014-06-07 Jan Hubicka <hubicka@ucw.cz> diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 33226a9f935..77d54e5bcb7 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -23832,7 +23832,7 @@ decide_alg (HOST_WIDE_INT count, HOST_WIDE_INT expected_size, { const struct stringop_algs * algs; bool optimize_for_speed; - int max = -1; + int max = 0; const struct processor_costs *cost; int i; bool any_alg_usable_p = false; @@ -23870,7 +23870,7 @@ decide_alg (HOST_WIDE_INT count, HOST_WIDE_INT expected_size, /* If expected size is not known but max size is small enough so inline version is a win, set expected size into the range. */ - if (max > 1 && (unsigned HOST_WIDE_INT) max >= max_size + if (((max > 1 && (unsigned HOST_WIDE_INT) max >= max_size) || max == -1) && expected_size == -1) expected_size = min_size / 2 + max_size / 2; @@ -23959,7 +23959,7 @@ decide_alg (HOST_WIDE_INT count, HOST_WIDE_INT expected_size, *dynamic_check = 128; return loop_1_byte; } - if (max == -1) + if (max <= 0) max = 4096; alg = decide_alg (count, max / 2, min_size, max_size, memset, zero_memset, dynamic_check, noalign); |