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| 1 | +2022-01-10 Uroš Bizjak < [email protected]> |
| 2 | + |
| 3 | + PR target/103861 |
| 4 | + * config/i386/i386-expand.c (ix86_expand_int_sse_cmp): |
| 5 | + Handle V2QImode. |
| 6 | + * config/i386/mmx.md (<sat_plusminus:insn><mode>3): |
| 7 | + Use VI1_16_32 mode iterator. |
| 8 | + (*eq<mode>3): Ditto. |
| 9 | + (*gt<mode>3): Ditto. |
| 10 | + (*xop_maskcmp<mode>3): Ditto. |
| 11 | + (*xop_maskcmp_uns<mode>3): Ditto. |
| 12 | + (vec_cmp<mode><mode>): Ditto. |
| 13 | + (vec_cmpu<mode><mode>): Ditto. |
| 14 | + |
| 15 | +2022-01-10 Richard Biener < [email protected]> |
| 16 | + |
| 17 | + PR tree-optimization/103948 |
| 18 | + * tree-vect-generic.c (expand_vector_condition): Return true if |
| 19 | + all ones vector is returned for true, all zeros vector for false |
| 20 | + and the target defines corresponding vec_cmp{,u}MN named RTX pattern. |
| 21 | + |
| 22 | +2022-01-10 Paul A. Clarke < [email protected]> |
| 23 | + |
| 24 | + * config/rs6000/smmintrin.h (_mm_blendv_epi8): Use vec_blendv |
| 25 | + when _ARCH_PWR10. Use signed types. |
| 26 | + (_mm_blendv_ps): Use vec_blendv when _ARCH_PWR10. |
| 27 | + (_mm_blendv_pd): Likewise. |
| 28 | + |
| 29 | +2022-01-10 Andre Vieira < [email protected]> |
| 30 | + |
| 31 | + * tree-vectorizer.c (better_epilogue_loop_than_p): Round factors up for |
| 32 | + epilogue costing. |
| 33 | + * tree-vect-loop.c (vect_analyze_loop): Re-analyze all modes for |
| 34 | + epilogues, unless we are guaranteed that we can't have partial vectors. |
| 35 | + * genopinit.c: (partial_vectors_supported): Generate new function. |
| 36 | + |
| 37 | +2022-01-10 Jakub Jelinek < [email protected]> |
| 38 | + |
| 39 | + PR target/102024 |
| 40 | + * config/i386/i386.c (classify_argument): Add zero_width_bitfields |
| 41 | + argument, when seeing DECL_FIELD_CXX_ZERO_WIDTH_BIT_FIELD bitfields, |
| 42 | + always ignore them, when seeing other zero sized bitfields, either |
| 43 | + set zero_width_bitfields to 1 and ignore it or if equal to 2 process |
| 44 | + it. Pass it to recursive calls. Add wrapper |
| 45 | + with old arguments and diagnose ABI differences for C structures |
| 46 | + with zero width bitfields. Formatting fixes. |
| 47 | + |
| 48 | +2022-01-10 Richard Sandiford < [email protected]> |
| 49 | + |
| 50 | + PR rtl-optimization/98782 |
| 51 | + * ira-int.h (ira_soft_conflict): Declare. |
| 52 | + * ira-color.c (max_soft_conflict_loop_depth): New constant. |
| 53 | + (ira_soft_conflict): New function. |
| 54 | + (spill_soft_conflicts): Likewise. |
| 55 | + (assign_hard_reg): Use them to handle the case described by |
| 56 | + the comment above ira_soft_conflict. |
| 57 | + (improve_allocation): Likewise. |
| 58 | + * ira.c (check_allocation): Allow allocnos with "soft" conflicts |
| 59 | + to share the same register. |
| 60 | + |
| 61 | +2022-01-10 Richard Sandiford < [email protected]> |
| 62 | + |
| 63 | + PR rtl-optimization/98782 |
| 64 | + * ira-int.h (ira_caller_save_cost): New function. |
| 65 | + (ira_caller_save_loop_spill_p): Likewise. |
| 66 | + * ira-build.c (ira_propagate_hard_reg_costs): Test whether it is |
| 67 | + cheaper to spill a call-clobbered register throughout a loop rather |
| 68 | + than spill it around each individual call. If so, treat all |
| 69 | + call-clobbered registers as conflicts and... |
| 70 | + (propagate_allocno_info): ...do not propagate call information |
| 71 | + from the child to the parent. |
| 72 | + * ira-color.c (move_spill_restore): Update accordingly. |
| 73 | + * ira-costs.c (ira_tune_allocno_costs): Use ira_caller_save_cost. |
| 74 | + |
| 75 | +2022-01-10 Richard Sandiford < [email protected]> |
| 76 | + |
| 77 | + PR rtl-optimization/98782 |
| 78 | + * ira-int.h (ira_allocno::might_conflict_with_parent_p): New field. |
| 79 | + (ALLOCNO_MIGHT_CONFLICT_WITH_PARENT_P): New macro. |
| 80 | + (ira_single_region_allocno_p): New function. |
| 81 | + (ira_total_conflict_hard_regs): Likewise. |
| 82 | + * ira-build.c (ira_create_allocno): Initialize |
| 83 | + ALLOCNO_MIGHT_CONFLICT_WITH_PARENT_P. |
| 84 | + (ira_propagate_hard_reg_costs): New function. |
| 85 | + (propagate_allocno_info): Use it. Try to avoid propagating |
| 86 | + hard register conflicts to parent allocnos if we can handle |
| 87 | + the conflicts by spilling instead. Limit the propagated |
| 88 | + register costs to the cost of spilling throughout the child loop. |
| 89 | + * ira-color.c (color_pass): Use ira_single_region_allocno_p to |
| 90 | + test whether a child and parent allocno can share the same |
| 91 | + register. |
| 92 | + (move_spill_restore): Adjust for the new behavior of |
| 93 | + propagate_allocno_info. |
| 94 | + |
| 95 | +2022-01-10 Richard Sandiford < [email protected]> |
| 96 | + |
| 97 | + PR rtl-optimization/98782 |
| 98 | + * ira-int.h (ira_subloop_allocnos_can_differ_p): New function, |
| 99 | + extracted from... |
| 100 | + * ira-color.c (color_pass): ...here. |
| 101 | + |
| 102 | +2022-01-10 Richard Sandiford < [email protected]> |
| 103 | + |
| 104 | + PR rtl-optimization/98782 |
| 105 | + * ira-color.c (color_pass): Add comments to describe the spill costs. |
| 106 | + (move_spill_restore): Likewise. Fix reversed calculation. |
| 107 | + |
| 108 | +2022-01-10 Richard Sandiford < [email protected]> |
| 109 | + |
| 110 | + PR rtl-optimization/98782 |
| 111 | + * ira-int.h (ira_loop_border_costs): New class. |
| 112 | + * ira-color.c (ira_loop_border_costs::ira_loop_border_costs): |
| 113 | + New constructor. |
| 114 | + (calculate_allocno_spill_cost): Use ira_loop_border_costs. |
| 115 | + (color_pass): Likewise. |
| 116 | + (move_spill_restore): Likewise. |
| 117 | + |
| 118 | +2022-01-10 Eric Botcazou < [email protected]> |
| 119 | + |
| 120 | + PR target/103465 |
| 121 | + * coretypes.h (unwind_info_type): Swap UI_SEH and UI_TARGET. |
| 122 | + |
| 123 | +2022-01-10 Richard Biener < [email protected]> |
| 124 | + |
| 125 | + PR tree-optimization/100359 |
| 126 | + * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): |
| 127 | + Allow non-growing peeling with !allow_peel and UL_ALL. |
| 128 | + |
1 | 129 | 2022-01-08 Roger Sayle < [email protected]>
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2 | 130 |
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3 | 131 | * config/i386/i386-expand.c (ix86_expand_vector_move): Add
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