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From: "rdapp at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/111600] [14 Regression] RISC-V bootstrap time regression Date: Wed, 04 Oct 2023 12:50:43 +0000 [thread overview] Message-ID: <bug-111600-4-Hgmv3D4BDW@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-111600-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111600 --- Comment #18 from Robin Dapp <rdapp at gcc dot gnu.org> --- Just finished an initial timing run, sorted, first 10: Time variable usr sys wall GGC phase opt and generate : 567.60 ( 97%) 38.23 ( 87%) 608.13 ( 97%) 22060M ( 90%) callgraph functions expansion : 491.16 ( 84%) 31.48 ( 72%) 524.60 ( 83%) 18537M ( 75%) integration : 90.09 ( 15%) 11.68 ( 27%) 103.25 ( 16%) 13408M ( 54%) tree CFG cleanup : 74.43 ( 13%) 1.02 ( 2%) 74.66 ( 12%) 201M ( 1%) callgraph ipa passes : 70.16 ( 12%) 6.21 ( 14%) 76.66 ( 12%) 2921M ( 12%) tree STMT verifier : 64.03 ( 11%) 3.52 ( 8%) 67.61 ( 11%) 0 ( 0%) tree CCP : 44.78 ( 8%) 2.91 ( 7%) 47.65 ( 8%) 314M ( 1%) integrated RA : 42.82 ( 7%) 0.86 ( 2%) 42.71 ( 7%) 880M ( 4%) `- tree CFG cleanup : 30.57 ( 5%) 0.38 ( 1%) 32.03 ( 5%) 198M ( 1%) `- tree CCP : 29.78 ( 5%) 0.05 ( 0%) 29.87 ( 5%) 168M ( 1%) tree SSA verifier : 28.07 ( 5%) 1.42 ( 3%) 30.91 ( 5%) 0 ( 0%) Per-function sorted expansion time (first 10): insn_code maybe_code_for_pred_indexed_store(int, machine_mode, machine_mode); 3.050000 insn_code maybe_code_for_pred_indexed_load(int, machine_mode, machine_mode); 2.680000 insn_code maybe_code_for_pred(int, machine_mode); 1.490000 rtx_insn* gen_split_4213(rtx_insn*, rtx_def**); 1.330000 insn_code maybe_code_for_pred_scalar(rtx_code, machine_mode); 1.180000 rtx_insn* gen_split_1266(rtx_insn*, rtx_def**); 0.700000 insn_code maybe_code_for_pred_slide(int, machine_mode); 0.510000 insn_code maybe_code_for_pred_scalar(int, machine_mode); 0.340000 insn_code maybe_code_for_pred_dual_widen(rtx_code, rtx_code, machine_mode); 0.300000 insn_code maybe_code_for_pred_dual_widen_scalar(rtx_code, rtx_code, machine_mode); 0.290000 Expanding all splitter functions (~8000) takes 214s, so roughly 40% of the expansion time. This we wouldn't get rid of even when not using insn helpers.
next prev parent reply other threads:[~2023-10-04 12:50 UTC|newest] Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-09-26 13:35 [Bug target/111600] New: [14.0 regression] " schwab@linux-m68k.org 2023-09-26 17:41 ` [Bug target/111600] " pinskia at gcc dot gnu.org 2023-09-27 7:36 ` [Bug target/111600] [14 Regression] " rguenth at gcc dot gnu.org 2023-09-27 7:47 ` schwab@linux-m68k.org 2023-09-27 7:50 ` schwab@linux-m68k.org 2023-09-27 8:00 ` rguenth at gcc dot gnu.org 2023-09-27 13:36 ` schwab@linux-m68k.org 2023-09-27 17:50 ` palmer at gcc dot gnu.org 2023-09-27 18:22 ` schwab@linux-m68k.org 2023-09-28 8:06 ` schwab@linux-m68k.org 2023-09-28 9:47 ` rguenth at gcc dot gnu.org 2023-09-28 13:14 ` cvs-commit at gcc dot gnu.org 2023-10-02 15:03 ` rdapp at gcc dot gnu.org 2023-10-02 15:28 ` kito at gcc dot gnu.org 2023-10-03 15:26 ` kito at gcc dot gnu.org 2023-10-04 6:46 ` rguenth at gcc dot gnu.org 2023-10-04 8:17 ` rdapp at gcc dot gnu.org 2023-10-04 9:07 ` rguenther at suse dot de 2023-10-04 12:50 ` rdapp at gcc dot gnu.org [this message] 2023-10-04 13:13 ` rguenth at gcc dot gnu.org 2023-10-04 13:21 ` rdapp at gcc dot gnu.org 2023-10-04 13:56 ` rguenth at gcc dot gnu.org 2023-10-04 14:38 ` rdapp at gcc dot gnu.org 2023-10-12 11:50 ` rdapp at gcc dot gnu.org 2023-10-13 1:39 ` juzhe.zhong at rivai dot ai 2023-10-13 7:28 ` rdapp at gcc dot gnu.org 2023-10-13 8:01 ` rdapp at gcc dot gnu.org 2023-10-13 8:04 ` rguenther at suse dot de 2023-10-31 12:35 ` cvs-commit at gcc dot gnu.org 2023-11-01 2:24 ` juzhe.zhong at rivai dot ai 2023-11-02 9:31 ` rdapp at gcc dot gnu.org 2023-11-06 18:15 ` schwab@linux-m68k.org 2023-11-06 22:07 ` juzhe.zhong at rivai dot ai 2024-03-04 4:31 ` law at gcc dot gnu.org 2024-04-30 8:26 ` [Bug target/111600] [14/15 " cvs-commit at gcc dot gnu.org 2024-05-07 7:42 ` rguenth at gcc dot gnu.org
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